NetBSD-Syzbot archive

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Old Index]

panic: [ NUM.ADDR] vpanic() at



Hello,

syzbot found the following issue on:

HEAD commit:    1cd85761873a Really mark obsolete
git tree:       netbsd
console output: https://syzkaller.appspot.com/x/log.txt?x=15641341980000
kernel config:  https://syzkaller.appspot.com/x/.config?x=1420f906d33d9f1f
dashboard link: https://syzkaller.appspot.com/bug?extid=70644c5eda95f7a0439b
compiler:       g++ (Debian 12.2.0-14) 12.2.0

Unfortunately, I don't have any reproducer for this issue yet.

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/9dc493151048/disk-1cd85761.raw.xz
netbsd.gdb: https://storage.googleapis.com/syzbot-assets/c446692faf00/netbsd-1cd85761.gdb.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+70644c5eda95f7a0439b%syzkaller.appspotmail.com@localhost

[ 441.9950978] panic:                                                 [ 442.0648890] vpanic() at                                                                                                                                                                                                                                                                      netbsd:vpanic+0x2f0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   [ 442.2637484] panic()                 at                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           netbsd:panic+0x49
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         [ 442.4328975] lockdebug_abort1() at                                                                                                                                                                                                                                                                                                                      netbsd:lockdebug_abort1+0x191
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         [ 442.5                821483] lockdebug_wantlock() at                                                                                                                                                                                                                                                      netbsd:lockdebug_wantlock+0x457
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    [ 442.7214479] rw_enter() at                                                                                                                                                                                                                                                                      netbsd:rw_enter+0x887
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         [ 442.8607468] genfs_lock() at                                                                                                                                                                                                                                                                      netbsd:genfs_lock+0x220
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         [ 443.0099978] VOP_LOCK() at                                                                                                                                                                                                                                                                      netbsd:VOP_LOCK+0x22a
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    [ 443.1493007] vn_loc     k() at                                                                                                                                                                                                                                                                 netbsd:vn_lock+0x2ae
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         [ 443.2886725] union_lookup() at                                                                                                                                                                                                                                                      netbsd:union_lookup+0x2e8
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          [                443.4278986] VOP_LOOKUP() at                                                                                                                                                                                                                                                      netbsd:VOP_LOOKUP+0x131
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         [                 443.5771478]                 lookup_once() at                                                                                                                                                                                                                                                                                                                                      netbsd:lookup_once+0x5ad
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         [ 443.7365689] nam                ei_tryemulroot() at                                                                                                                                                                                                                                                                                                                                       n               etbsd:namei_tryemulroot+0x1fba     
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    [ 443.8955493] namei() at                                                                                                                                                                                                                      netbsd:namei+0x2e
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    [ 444.0349689] nameiat_simple_user() at                                                                                                                                                                                                                                                                      netbsd:nameiat_simple_user+0xf5
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         [ 444.1744621] do_sys_mount() at                                                                                                                                                                                                                                                                      netbsd:do_sys_mount+0x66
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    [ 444.3134471] compat_40_sys_mount() at                                                                                                                                                                                                                                                      netbsd:compat_40_sys_mount+0x5c
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         [ 444.4527481] sys___syscall() at                                                                                                                                                                                                                                                                      netbsd:sys___sys                call+0x1e4
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         [                 444.6022376] syscall() at                                                                                                                                                                                                                                                                                                                                      netbsd:syscall+0x28b
[ 444.6417974] --- syscall                 (number 21 via SYS_syscall) ---
                                                                                                                                                                                                                                                                                                                                                                                                                                                                          [ 444.6816974] netbsd:sysca                ll+0x28                b:
[ 444.6915486] cpu1: End traceback...
[ 444.6915486] fatal breakpoin                t trap in supervisor mode
                [                 444.7015                185] trap type 1 code 0 rip 0xffffffff80235475 cs 0x8 rflags 0x246 cr2 0x7ebcc5247000 ilevel 0 rsp 0xffff87824849b610
[ 444.7214003] curlwp 0xffffbe70f9c1a040 pid 7297.70                55 lowest k                stack 0xffff8782484972c0
Stopped in pid 7297.7055 (syz-executor.4) at    netbsd:breakpoint+0x5:  leave
?
breakpoint() at netbsd:breakpoint+0x5
db_panic() at netbsd:db_panic+0xec sys/ddb/db_panic.c:71
vpanic() at netbsd:vpanic+0x2f0 sys/kern/subr_prf.c:288
panic() at netbsd:panic+0x49 sys/kern/subr_prf.c:1116
lockdebug_abort1() at netbsd:lockdebug_abort1+0x191 lockdebug_abort1 sys/kern/subr_lockdebug.c:814 [inline]
lockdebug_abort1() at netbsd:lockdebug_abort1+0x191 sys/kern/subr_lockdebug.c:796
lockdebug_wantlock() at netbsd:lockdebug_wantlock+0x457 sys/kern/subr_lockdebug.c:489
rw_enter() at netbsd:rw_enter+0x887 sys/kern/kern_rwlock.c:300
genfs_lock() at netbsd:genfs_lock+0x220 sys/miscfs/genfs/genfs_vnops.c:397
VOP_LOCK() at netbsd:VOP_LOCK+0x22a sys/kern/vnode_if.c:1632
vn_lock() at netbsd:vn_lock+0x2ae sys/kern/vfs_vnops.c:1388
union_lookup() at netbsd:union_lookup+0x2e8 sys/fs/union/union_vnops.c:403
VOP_LOOKUP() at netbsd:VOP_LOOKUP+0x131 sys/kern/vnode_if.c:443
lookup_once() at netbsd:lookup_once+0x5ad sys/kern/vfs_lookup.c:1150
namei_tryemulroot() at netbsd:namei_tryemulroot+0x1fba namei_oneroot sys/kern/vfs_lookup.c:1546 [inline]
namei_tryemulroot() at netbsd:namei_tryemulroot+0x1fba sys/kern/vfs_lookup.c:1906
namei() at netbsd:namei+0x2e sys/kern/vfs_lookup.c:1942
nameiat_simple_user() at netbsd:nameiat_simple_user+0xf5 sys/kern/vfs_lookup.c:2334
do_sys_mount() at netbsd:do_sys_mount+0x66 sys/kern/vfs_syscalls.c:554
compat_40_sys_mount() at netbsd:compat_40_sys_mount+0x5c sys/compat/common/vfs_syscalls_40.c:99
sys___syscall() at netbsd:sys___syscall+0x1e4 sy_call sys/sys/syscallvar.h:65 [inline]
sys___syscall() at netbsd:sys___syscall+0x1e4 sys/kern/sys_syscall.c:90
syscall() at netbsd:syscall+0x28b sy_call sys/sys/syscallvar.h:65 [inline]
syscall() at netbsd:syscall+0x28b sy_invoke sys/sys/syscallvar.h:94 [inline]
syscall() at netbsd:syscall+0x28b sys/arch/x86/x86/syscall.c:137
--- syscall (number 21 via SYS_syscall) ---
netbsd:syscall+0x28b:
Panic string: LOCKDEBUG: Reader / writer lock error: rw_vector_enter,300: locking against myself
PID     LID S CPU     FLAGS       STRUCT LWP *               NAME WAIT
7297 > 7055 7   1         0   ffffbe70f9c1a040     syz-executor.4
7297   7297 2   1  10000000   ffffbe7130409a00     syz-executor.4
7300   7300 2   0         0   ffffbe70fdffba40     syz-executor.5
10838 10838 2   0         0   ffffbe712066c4c0     syz-executor.2
9675   9675 3   0         0   ffffbe712cba1500     syz-executor.0 vm_map
7166   7166 2   1       140   ffffbe7105fe60c0     syz-executor.4
7013   7013 3   0         0   ffffbe7126b3f340     syz-executor.3 vm_map
6803   6803 3   1       180   ffffbe712b30d980     syz-executor.2 parked
10702 10702 3   0       180   ffffbe7126b3f780     syz-executor.5 parked
10034 10034 3   0       180   ffffbe712cba1940     syz-executor.5 parked
7132   7132 3   1       180   ffffbe7105fab640     syz-executor.5 parked
6639   6639 3   1       180   ffffbe7105fe6940     syz-executor.0 parked
8884   8884 3   0       180   ffffbe710b678700     syz-executor.3 parked
10165 10165 3   1       180   ffffbe7105fab200     syz-executor.5 parked
6393   6393 3   0       180   ffffbe70fb1f8640     syz-executor.4 parked
7238   7238 3   0       180   ffffbe7106897900     syz-executor.4 parked
9452   9452 3   0       180   ffffbe70fb1f8200     syz-executor.4 parked
6296   6369 3   0   1000000   ffffbe70fd8b9780     syz-executor.4 lwpwait
6296   6537 8   1   11a0000   ffffbe710926ea00     syz-executor.4
6296   6384 3   1   11a0000   ffffbe70f90f4a40     syz-executor.4 vfork
6296   6296 5   1  111a0000   ffffbe70f9570300     syz-executor.4
7249   7249 3   1       180   ffffbe7116d12b80     syz-executor.3 parked
9277   9277 3   1       180   ffffbe70f9c1a8c0     syz-executor.0 parked
8908   8908 3   0       180   ffffbe70f9c7c5c0     syz-executor.2 parked
5617   5617 3   0       180   ffffbe70faa5d680     syz-executor.5 parked
5736   5736 3   0       180   ffffbe70fdffb1c0     syz-executor.3 parked
5276   5276 3   1       180   ffffbe7105faba80     syz-executor.0 parked
8626   8626 3   0       180   ffffbe70faa5d240     syz-executor.4 parked
5610   5610 3   1       180   ffffbe71068974c0     syz-executor.0 parked
5450   5450 3   1       180   ffffbe70f91b6580     syz-executor.3 parked
6690   6690 3   1       180   ffffbe710cb98240     syz-executor.2 parked
7500   7470 3   1   1000000   ffffbe710b78c6c0     syz-executor.2 lwpwait
7500   5065 3   1  111a0000   ffffbe70fa610980     syz-executor.2 vfork
7500   7500 8   1  111a0000   ffffbe7116d12300     syz-executor.2
4342   4342 3   0       180   ffffbe70fe09a9c0     syz-executor.3 parked
7596   7596 3   0       180   ffffbe70fb3c2b80     syz-executor.4 parked
3993   3993 3   0       180   ffffbe70fd8b9bc0     syz-executor.0 parked
3479   3479 3   0       180   ffffbe710b78c280     syz-executor.4 parked
5817   5817 3   0       180   ffffbe710cb98ac0     syz-executor.4 parked
5584   5584 3   0       180   ffffbe70fe09a140     syz-executor.5 parked
2532   2532 3   1       180   ffffbe70fdffb600     syz-executor.3 parked
3130   3130 3   0       180   ffffbe710607d540     syz-executor.2 parked
5064   5064 3   0       180   ffffbe710926e180     syz-executor.3 parked
4270   4270 3   1       180   ffffbe710672e480     syz-executor.3 parked
1251   1251 3   0       180   ffffbe710607d980     syz-executor.5 parked
4310   4310 3   0       180   ffffbe7105fe6500     syz-executor.1 parked
2514   1365 3   0   1100000   ffffbe70fe09a580     syz-executor.1 vfork
2514   2514 2   0  11000040   ffffbe70f8fb5900     syz-executor.1
4045   4045 3   0       180   ffffbe70f9c3e500     syz-executor.2 parked
2662   2662 3   0       180   ffffbe70f8aa7200     syz-executor.5 parked
1971   1971 3   0       180   ffffbe70fb1f8a80     syz-executor.4 parked
2617   2617 3   0       180   ffffbe70f90f4600     syz-executor.4 parked
2356   2356 3   0       180   ffffbe70f90f41c0     syz-executor.1 parked
1239   1833 3   0       180   ffffbe7106897080         syz-fuzzer parked
1239   2130 3   0       180   ffffbe710672e8c0         syz-fuzzer parked
1239   1279 3   1       180   ffffbe70f8fb54c0         syz-fuzzer parked
1239   1210 2   1         0   ffffbe70fa610100         syz-fuzzer
1239   1200 3   1       180   ffffbe70f9c1a480         syz-fuzzer wait
1239   1245 3   1       180   ffffbe70f8fb5080         syz-fuzzer parked
1239   1237 3   0       180   ffffbe70fad73700         syz-fuzzer wait
1239    991 3   1       180   ffffbe70fb3c2300         syz-fuzzer wait
1239   1240 3   0       180   ffffbe70f8e7eb40         syz-fuzzer wait
1239   1097 3   0       180   ffffbe70f8e7e700         syz-fuzzer parked
1239    449 3   0       180   ffffbe70f9570b80         syz-fuzzer parked
1239   1130 3   0       180   ffffbe70f9c7c180         syz-fuzzer wait
1239   1233 3   1       180   ffffbe70f9c7ca00         syz-fuzzer wait
1239   1236 2   0       140   ffffbe70f9aa0bc0         syz-fuzzer
1239   1239 3   0       180   ffffbe70f8e7e2c0         syz-fuzzer parked
1222   1222 3   0       180   ffffbe70fad73b40               sshd select
1226   1226 3   0       180   ffffbe70fac66b00              getty nanoslp
1084   1084 3   0       180   ffffbe70f8e04280              getty nanoslp
1113   1113 3   0       180   ffffbe70f8e046c0              getty nanoslp
1223   1223 3   1       180   ffffbe70f8ab4ac0              getty ttyraw
1103   1103 3   0       180   ffffbe70fad732c0               sshd select
958     958 3   0       180   ffffbe70fac66280             powerd kqueue
811     811 3   1       180   ffffbe70f91b69c0            syslogd kqueue
606     606 3   0       180   ffffbe70f9c3e0c0             dhcpcd poll
744     744 3   0       180   ffffbe70fa610540             dhcpcd poll
559     559 2   0         0   ffffbe70f91b6140             dhcpcd
604     604 3   0       180   ffffbe70f8e04b00             dhcpcd poll
487     487 3   0       180   ffffbe70f9aa0780             dhcpcd poll
292     292 3   0       180   ffffbe70f9aa0340             dhcpcd poll
485     485 2   0         0   ffffbe70f9570740             dhcpcd
1         1 3   1       180   ffffbe70f0894140               init wait
0      8023 5   0       200   ffffbe710b6782c0           (zombie)
0      7712 3   1       200   ffffbe710607d100             ktrace ktrwait
0      7201 3   1       200   ffffbe70faa5dac0             ktrace ktrwait
0      1003 3   0       200   ffffbe70f8aa7640            physiod physiod
0       196 3   0       200   ffffbe70f8ab4680          pooldrain pooldrain
0       195 2   0       240   ffffbe70f8ab4240            ioflush
0       194 3   1       200   ffffbe70f8aa7a80           pgdaemon pgdaemon
0       170 3   0       200   ffffbe70f69d6a40               usb7 usbevt
0       169 3   0       200   ffffbe70f69d6600               usb6 usbevt
0       168 3   0       200   ffffbe70f69d61c0               usb5 usbevt
0       167 3   1       200   ffffbe70f3951a00               usb4 usbevt
0       166 3   1       200   ffffbe70f39515c0               usb3 usbevt
0       165 3   1       200   ffffbe70f3951180               usb2 usbevt
0        31 3   1       200   ffffbe70f08949c0               usb1 usbevt
0        63 3   1       200   ffffbe70f06ff740               usb0 usbevt
0       126 3   1       200   ffffbe70f06ffb80         usbtask-dr usbtsk
0       125 3   1       200   ffffbe70f07de340         usbtask-hc usbtsk
0       124 3   0       200   ffffbe70eec95b00          swwreboot swwreboot
0       123 3   0       200   ffffbe70f0894580             npfgc0 npfgcw
0       122 3   1       200   ffffbe70f085a980            rt_free rt_free
0       121 3   0       200   ffffbe70f085a540              unpgc unpgc
0       120 3   0       200   ffffbe70f085a100    key_timehandler key_timehandler
0       119 3   1       200   ffffbe70f0855940    icmp6_wqinput/1 icmp6_wqinput
0       118 3   0       200   ffffbe70f0855500    icmp6_wqinput/0 icmp6_wqinput
0       117 3   0       200   ffffbe70f08550c0          nd6_timer nd6_timer
0       116 3   1       200   ffffbe70f0838900    carp6_wqinput/1 carp6_wqinput
0       115 3   0       200   ffffbe70f08384c0    carp6_wqinput/0 carp6_wqinput
0       114 3   1       200   ffffbe70f0838080     carp_wqinput/1 carp_wqinput
0       113 3   0       200   ffffbe70f08138c0     carp_wqinput/0 carp_wqinput
0       112 3   1       200   ffffbe70f0813480     icmp_wqinput/1 icmp_wqinput
0       111 3   0       200   ffffbe70f0813040     icmp_wqinput/0 icmp_wqinput
0       110 3   0       200   ffffbe70f07debc0           rt_timer rt_timer
0       109 3   0       200   ffffbe70f07de780        vmem_rehash vmem_rehash
0       100 3   0       200   ffffbe70f06ff300          entbutler entropy
0        99 3   1       200   ffffbe70f013eb40              viomb balloon
0        98 3   1       200   ffffbe70f013e700      vioif0_txrx/1 vioif0_txrx
0        97 3   0       200   ffffbe70f013e2c0      vioif0_txrx/0 vioif0_txrx
0        30 3   1       200   ffffbe70eec956c0           scsibus0 sccomp
0        29 3   0       200   ffffbe70eec95280               pms0 pmsreset
0        28 3   1       200   ffffbe70eebb5ac0            xcall/1 xcall
0        27 1   1       200   ffffbe70eebb5680          softser/1
0        26 1   1       200   ffffbe70eebb5240          softclk/1
0        25 1   1       200   ffffbe70eeb98a80          softbio/1
0        24 1   1       200   ffffbe70eeb98640          softnet/1
0        23 1   1       201   ffffbe70eeb98200             idle/1
0        22 3   0       200   ffffbe721cf33a40           lnxsyswq lnxsyswq
0        21 3   0       200   ffffbe721cf33600           lnxubdwq lnxubdwq
0        20 3   1       200   ffffbe721cf331c0           lnxpwrwq lnxpwrwq
0        19 3   0       200   ffffbe721cf42a00           lnxlngwq lnxlngwq
0        18 3   1       200   ffffbe721cf425c0           lnxhipwq lnxhipwq
0        17 3   1       200   ffffbe721cf42180           lnxrcugc lnxrcugc
0        16 3   0       200   ffffbe721cf599c0             sysmon smtaskq
0        15 3   0       200   ffffbe721cf59580         pmfsuspend pmfsuspend
0        14 3   1       200   ffffbe721cf59140           pmfevent pmfevent
0        13 3   0       200   ffffbe721cf6c980         sopendfree sopendfr
0        12 3   1       200   ffffbe721cf6c540             ifwdog ifwdog
0        11 3   0       200   ffffbe721cf6c100            iflnkst iflnkst
0        10 3   0       200   ffffbe721df97940           nfssilly nfssilly
0         9 3   0       200   ffffbe721df97500           pooldisp pooldisp
0         8 3   1       200   ffffbe721df970c0          modunload mod_unld
0         7 3   0       200   ffffbe721dfc2900            xcall/0 xcall
0         6 1   0       200   ffffbe721dfc24c0          softser/0
0         5 1   0       200   ffffbe721dfc2080          softclk/0
0         4 1   0       200   ffffbe721dfed8c0          softbio/0
0         3 1   0       200   ffffbe721dfed480          softnet/0
0         2 1   0       201   ffffbe721dfed040             idle/0
0    >    0 7   0       240   ffffffff86795cc0            swapper
[Locks tracked through LWPs]

****** LWP 7297.7055 (syz-executor.4) @ 0xffffbe70f9c1a040, l_stat=7

*** Locks held:

* Lock 0 (initialized at netbsd:vcache_alloc+0xbf sys/kern/vfs_vnode.c:1438)
lock address : ffffbe7131b31240
type         : sleep/adaptive
initialized  : netbsd:vcache_alloc+0xbf
shared holds :                  0 exclusive:                  1
shares wanted:                  0 exclusive:                  1
relevant cpu :                  1 last held:                  1
relevant lwp : 0xffffbe70f9c1a040 last held: 0xffffbe70f9c1a040
last locked* : netbsd:genfs_lock+0x220
unlocked     : netbsd:genfs_unlock+0x50
owner/count  : 0xffffbe70f9c1a040 flags    : 0x0000000000000004
Turnstile: no active turnstile for this lock.

* Lock 1 (initialized at netbsd:vcache_alloc+0xbf sys/kern/vfs_vnode.c:1438)
lock address : ffffbe7131b314c0
type         : sleep/adaptive
initialized  : netbsd:vcache_alloc+0xbf
shared holds :                  0 exclusive:                  1
shares wanted:                  0 exclusive:                  0
relevant cpu :                  1 last held:                  1
relevant lwp : 0xffffbe70f9c1a040 last held: 0xffffbe70f9c1a040
last locked* : netbsd:genfs_lock+0x220
unlocked     : netbsd:genfs_unlock+0x50
owner/count  : 0xffffbe70f9c1a040 flags    : 0x0000000000000004
Turnstile: no active turnstile for this lock.

*** Locks wanted: none

****** LWP 7300.7300 (syz-executor.5) @ 0xffffbe70fdffba40, l_stat=2

*** Locks held:

* Lock 0 (initialized at netbsd:kcov_open+0x52 sys/kern/subr_kcov.c:461)
lock address : ffffbe712b64aa00
type         : sleep/adaptive
initialized  : netbsd:kcov_open+0x52
shared holds :                  0 exclusive:                  1
shares wanted:                  0 exclusive:                  0
relevant cpu :                  0 last held:                  0
relevant lwp : 0xffffbe70fdffba40 last held: 0xffffbe70fdffba40
last locked* : netbsd:kcov_fops_ioctl+0x5c
unlocked     : 0
owner field  : 0xffffbe70fdffba40 wait/spin:                0/0
Turnstile: no active turnstile for this lock.

*** Locks wanted: none

****** LWP 10838.10838 (syz-executor.2) @ 0xffffbe712066c4c0, l_stat=2

*** Locks held:

* Lock 0 (initialized at netbsd:kcov_open+0x52 sys/kern/subr_kcov.c:461)
lock address : ffffbe712e25bac0
type         : sleep/adaptive
initialized  : netbsd:kcov_open+0x52
shared holds :                  0 exclusive:                  1
shares wanted:                  0 exclusive:                  0
relevant cpu :                  0 last held:                  0
relevant lwp : 0xffffbe712066c4c0 last held: 0xffffbe712066c4c0
last locked* : netbsd:kcov_fops_ioctl+0x5c
unlocked     : 0
owner field  : 0xffffbe712066c4c0 wait/spin:                0/0
Turnstile: no active turnstile for this lock.

*** Locks wanted: none

****** LWP 9675.9675 (syz-executor.0) @ 0xffffbe712cba1500, l_stat=3

*** Locks held:

* Lock 0 (initialized at netbsd:kcov_open+0x52 sys/kern/subr_kcov.c:461)
lock address : ffffbe712746ab80
type         : sleep/adaptive
initialized  : netbsd:kcov_open+0x52
shared holds :                  0 exclusive:                  1
shares wanted:                  0 exclusive:                  0
relevant cpu :                  0 last held:                  0
relevant lwp : 0xffffbe712cba1500 last held: 0xffffbe712cba1500
last locked* : netbsd:kcov_fops_ioctl+0x5c
unlocked     : 0
owner field  : 000000000000000000 wait/spin:                0/0
Turnstile: no active turnstile for this lock.

*** Locks wanted: none

****** LWP 7013.7013 (syz-executor.3) @ 0xffffbe7126b3f340, l_stat=3

*** Locks held:

* Lock 0 (initialized at netbsd:fork1+0x4c5 sys/kern/kern_fork.c:366)
lock address : ffffbe70fb0aeb50
type         : sleep/adaptive
initialized  : netbsd:fork1+0x4c5
shared holds :                  0 exclusive:                  1
shares wanted:                  0 exclusive:                  0
relevant cpu :                  0 last held:                  0
relevant lwp : 0xffffbe7126b3f340 last held: 0xffffbe7126b3f340
last locked* : netbsd:exit1+0x393
unlocked     : netbsd:execve_runproc+0x2c3b
owner/count  : 0xffffbe7126b3f340 flags    : 0x0000000000000004
Turnstile: no active turnstile for this lock.

*** Locks wanted: none

****** LWP 744.744 (dhcpcd) @ 0xffffbe70fa610540, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type         : sleep/adaptive
initialized  : netbsd:module_hook_init+0x1c
shared holds :                  0 exclusive:                  0
shares wanted:                  0 exclusive:                  0
relevant cpu :                  0 last held:                  0
relevant lwp : 0xffffbe70fa610540 last held: 000000000000000000
last locked  : 0
unlocked*    : 0
owner field  : 000000000000000000 wait/spin:                0/0
Turnstile: no active turnstile for this lock.

****** LWP 559.559 (dhcpcd) @ 0xffffbe70f91b6140, l_stat=2

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type         : sleep/adaptive
initialized  : netbsd:module_hook_init+0x1c
shared holds :                  0 exclusive:                  0
shares wanted:                  0 exclusive:                  0
relevant cpu :                  0 last held:                  0
relevant lwp : 0xffffbe70f91b6140 last held: 000000000000000000
last locked  : 0
unlocked*    : 0
owner field  : 000000000000000000 wait/spin:                0/0
Turnstile: no active turnstile for this lock.

****** LWP 292.292 (dhcpcd) @ 0xffffbe70f9aa0340, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type         : sleep/adaptive
initialized  : netbsd:module_hook_init+0x1c
shared holds :                  0 exclusive:                  0
shares wanted:                  0 exclusive:                  0
relevant cpu :                  0 last held:                  0
relevant lwp : 0xffffbe70f9aa0340 last held: 000000000000000000
last locked  : 0
unlocked*    : 0
owner field  : 000000000000000000 wait/spin:                0/0
Turnstile: no active turnstile for this lock.

****** LWP 485.485 (dhcpcd) @ 0xffffbe70f9570740, l_stat=2

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type         : sleep/adaptive
initialized  : netbsd:module_hook_init+0x1c
shared holds :                  0 exclusive:                  0
shares wanted:                  0 exclusive:                  0
relevant cpu :                  0 last held:                  0
relevant lwp : 0xffffbe70f9570740 last held: 000000000000000000
last locked  : 0
unlocked*    : 0
owner field  : 000000000000000000 wait/spin:                0/0
Turnstile: no active turnstile for this lock.

****** LWP 0.26 (softclk/1) @ 0xffffbe70eebb5240, l_stat=1

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type         : sleep/adaptive
initialized  : netbsd:module_hook_init+0x1c
shared holds :                  0 exclusive:                  0
shares wanted:                  0 exclusive:                  0
relevant cpu :                  1 last held:                  0
relevant lwp : 0xffffbe70eebb5240 last held: 000000000000000000
last locked  : 0
unlocked*    : 0
owner field  : 000000000000000000 wait/spin:                0/0
Turnstile: no active turnstile for this lock.

****** LWP 0.11 (iflnkst) @ 0xffffbe721cf6c100, l_stat=3

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type         : sleep/adaptive
initialized  : netbsd:module_hook_init+0x1c
shared holds :                  0 exclusive:                  0
shares wanted:                  0 exclusive:                  0
relevant cpu :                  0 last held:                  0
relevant lwp : 0xffffbe721cf6c100 last held: 000000000000000000
last locked  : 0
unlocked*    : 0
owner field  : 000000000000000000 wait/spin:                0/0
Turnstile: no active turnstile for this lock.

****** LWP 0.5 (softclk/0) @ 0xffffbe721dfc2080, l_stat=1

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type         : sleep/adaptive
initialized  : netbsd:module_hook_init+0x1c
shared holds :                  0 exclusive:                  0
shares wanted:                  0 exclusive:                  0
relevant cpu :                  0 last held:                  0
relevant lwp : 0xffffbe721dfc2080 last held: 000000000000000000
last locked  : 0
unlocked*    : 0
owner field  : 000000000000000000 wait/spin:                0/0
Turnstile: no active turnstile for this lock.

****** LWP 0.0 (swapper) @ 0xffffffff86795cc0, l_stat=7

*** Locks held: none

*** Locks wanted:

* Lock 0 (initialized at netbsd:module_hook_init+0x1c sys/kern/kern_module_hook.c:132)
lock address : netbsd:module_hook
type         : sleep/adaptive
initialized  : netbsd:module_hook_init+0x1c
shared holds :                  0 exclusive:                  0
shares wanted:                  0 exclusive:                  0
relevant cpu :                  0 last held:                  0
relevant lwp : 0xffffffff86795cc0 last held: 000000000000000000
last locked  : 0
unlocked*    : 0
owner field  : 000000000000000000 wait/spin:                0/0
Turnstile: no active turnstile for this lock.

[Locks tracked through CPUs]

              PAGE FLAG   PQ            UOBJECT              UANON
0xffff878000007180 0045 00000000                0x0                0x0
0xffff878000007200 0045 00000000                0x0                0x0
0xffff878000007280 0045 00000000                0x0                0x0
0xffff878000007300 0045 00000000                0x0                0x0
0xffff878000007380 0045 00000000                0x0                0x0
0xffff878000007400 0045 00000000                0x0                0x0
0xffff878000007480 0045 00000000                0x0                0x0
0xffff878000007500 0045 00000000                0x0                0x0
0xffff878000007580 0045 00000000                0x0                0x0
0xffff878000007600 0045 00000000                0x0                0x0
0xffff878000007680 0041 00000000                0x0                0x0
0xffff878000007700 0041 00000000                0x0                0x0
0xffff878000007780 0041 00000000                0x0                0x0
0xffff878000007800 0041 00000000                0x0                0x0
0xffff878000007880 0041 00000000                0x0                0x0
0xffff878000007900 0045 00000000                0x0                0x0
0xffff878000007980 0041 00000000                0x0                0x0
0xffff878000007a00 0041 00000000                0x0                0x0
0xffff878000007a80 0041 00000000                0x0                0x0
0xffff878000007b00 0041 00000000                0x0                0x0
0xffff878000007b80 0041 00000000                0x0                0x0
0xffff878000007c00 0041 00000000                0x0                0x0
0xffff878000007c80 0041 00000000                0x0                0x0
0xffff878000007d00 0041 00000000                0x0                0x0
0xffff878000007d80 0041 00000000                0x0                0x0
0xffff878000007e00 0041 00000000                0x0                0x0
0xffff878000007e80 0041 00000000                0x0                0x0
0xffff878000007f00 0041 00000000                0x0                0x0
0xffff878000007f80 0041 00000000                0x0                0x0
0xffff878000008000 0041 00000000                0x0                0x0
0xffff878000008080 0041 00000000                0x0                0x0
0xffff878000008100 0041 00000000                0x0                0x0
0xffff878000008180 0041 00000000                0x0                0x0
0xffff878000008200 0041 00000000                0x0                0x0
0xffff878000008280 0041 00000000                0x0                0x0
0xffff878000008300 0041 00000000                0x0                0x0
0xffff878000008380 0041 00000000                0x0                0x0
0xffff878000008400 0041 00000000                0x0                0x0
0xffff878000008480 0041 00000000                0x0                0x0
0xffff878000008500 0041 00000000                0x0                0x0
0xffff878000008580 0041 00000000                0x0                0x0
0xffff878000008600 0045 00000000                0x0                0x0
0xffff878000008680 0041 00000000                0x0                0x0
0xffff878000008700 0041 00000000                0x0                0x0
0xffff878000008780 0041 00000000                0x0                0x0
0xffff878000008800 0041 00000000                0x0                0x0
0xffff878000008880 0041 00000000                0x0                0x0
0xffff878000008900 0041 00000000                0x0                0x0
0xffff878000008980 0041 00000000                0x0                0x0
0xffff878000008a00 0041 00000000                0x0                0x0
0xffff878000008a80 0041 00000000                0x0                0x0
0xffff878000008b00 0041 00000000                0x0                0x0
0xffff878000008b80 0041 00000000                0x0                0x0
0xffff878000008c00 0041 00000000                0x0                0x0
0xffff878000008c80 0041 00000000                0x0                0x0
0xffff878000008d00 0041 00000000                0x0                0x0
0xffff878000008d80 0041 00000000                0x0                0x0
0xffff878000008e00 0041 00000000                0x0                0x0
0xffff878000008e80 0041 00000000                0x0                0x0
0xffff878000008f00 0041 00000000                0x0                0x0
0xffff878000008f80 0041 00000000                0x0                0x0
0xffff878000009000 0041 00000000                0x0                0x0
0xffff878000009080 0041 00000000                0x0                0x0
0xffff878000009100 0045 00000000                0x0                0x0
0xffff878000009180 0045 00000000                0x0                0x0
0xffff878000009200 0041 00000000                0x0                0x0
0xffff878000009280 0041 00000000                0x0                0x0
0xffff878000009300 0041 00000000                0x0                0x0
0xffff878000009380 0041 00000000                0x0                0x0
0xffff878000009400 0041 00000000                0x0                0x0
0xffff878000009480 0041 00000000                0x0                0x0
0xffff878000009500 0041 00000000                0x0                0x0
0xffff878000009580 0041 00000000                0x0                0x0
0xffff878000009600 0041 00000000                0x0                0x0
0xffff878000009680 0041 00000000                0x0                0x0
0xffff878000009700 0041 00000000                0x0                0x0
0xffff878000009780 0041 00000000                0x0                0x0
0xffff878000009800 0041 00000000                0x0                0x0
0xffff878000009880 0041 00000000                0x0                0x0
0xffff878000009900 0041 00000000                0x0                0x0
0xffff878000009980 0041 00000000                0x0                0x0
0xffff878000009a00 0041 00000000                0x0                0x0
0xffff878000009a80 0041 00000000                0x0                0x0
0xffff878000009b00 0041 00000000                0x0                0x0
0xffff878000009b80 0041 00000000                0x0                0x0
0xffff878000009c00 0041 00000000                0x0                0x0
0xffff878000009c80 0041 00000000                0x0                0x0
0xffff878000009d00 0041 00000000                0x0                0x0
0xffff878000009d80 0041 00000000                0x0                0x0
0xffff878000009e00 0041 00000000                0x0                0x0
0xffff878000009e80 0041 00000000                0x0                0x0
0xffff878000009f00 0041 00000000                0x0                0x0
0xffff878000009f80 0045 00000000                0x0                0x0
0xffff87800000a000 0041 00000000                0x0                0x0
0xffff87800000a080 0041 00000000                0x0                0x0
0xffff87800000a100 0041 00000000                0x0                0x0
0xffff87800000a180 0041 00000000                0x0                0x0
0xffff87800000a200 0041 00000000                0x0                0x0
0xffff87800000a280 0041 00000000                0x0                0x0
0xffff87800000a300 0041 00000000                0x0                0x0
0xffff87800000a380 0041 00000000                0x0                0x0
0xffff87800000a400 0041 00000000                0x0                0x0
0xffff87800000a480 0041 00000000                0x0                0x0
0xffff87800000a500 0041 00000000                0x0                0x0
0xffff87800000a580 0041 00000000                0x0                0x0
0xffff87800000a600 0041 00000000                0x0                0x0
0xffff87800000a680 0041 00000000                0x0                0x0
0xffff87800000a700 0041 00000000                0x0                0x0
0xffff87800000a780 0041 00000000                0x0                0x0
0xffff87800000a800 0041 00000000                0x0                0x0
0xffff87800000a880 0041 00000000                0x0                0x0
0xffff87800000a900 0041 00000000                0x0                0x0
0xffff87800000a980 0041 00000000                0x0                0x0
0xffff87800000aa00 0041 00000000                0x0                0x0
0xffff87800000aa80 0041 00000000                0x0                0x0
0xffff87800000ab00 0041 00000000                0x0                0x0
0xffff87800000ab80 0041 00000000                0x0                0x0
0xffff87800000ac00 0041 00000000                0x0                0x0
0xffff87800000ac80 0041 00000000                0x0                0x0
0xffff87800000ad00 0041 00000000                0x0                0x0
0xffff87800000ad80 0041 00000000                0x0                0x0
0xffff87800000ae00 0041 00000000                0x0                0x0
0xffff87800000ae80 0041 00000000                0x0                0x0
0xffff87800000af00 0041 00000000                0x0                0x0
0xffff87800000af80 0041 00000000                0x0                0x0
0xffff87800000b000 0045 00000000                0x0                0x0
0xffff87800000b080 0041 00000000                0x0                0x0
0xffff87800000b100 0041 00000000                0x0                0x0
0xffff87800000b180 0041 00000000                0x0                0x0
0xffff87800000b200 0045 00000000                0x0                0x0
0xffff87800000b280 0045 00000000                0x0                0x0
0xffff87800000b300 0045 00000000                0x0                0x0
0xffff87800000b380 0045 00000000                0x0                0x0
0xffff87800000b400 0045 00000000                0x0                0x0
0xffff87800000b480 0045 00000000                0x0                0x0
0xffff87800000b500 0041 00000000                0x0                0x0
0xffff87800000b580 0041 00000000                0x0                0x0
0xffff87800000b600 0045 00000000                0x0                0x0
0xffff87800000b680 0045 00000000                0x0                0x0
0xffff87800000b700 0045 00000000                0x0                0x0
0xffff87800000b780 0045 00000000                0x0                0x0
0xffff87800000b800 0045 00000000                0x0                0x0
0xffff87800000b880 0045 00000000                0x0                0x0
0xffff87800000b900 0045 00000000                0x0                0x0
0xffff87800000b980 0045 00000000                0x0                0x0
0xffff87800000ba00 0045 00000000                0x0                0x0
0xffff87800000ba80 0045 00000000                0x0                0x0
0xffff87800000bb00 0045 00000000                0x0                0x0
0xffff87800000bb80 0045 00000000                0x0                0x0
0xffff87800000bc00 0045 00000000                0x0                0x0
0xffff87800000bc80 0045 00000000                0x0                0x0
0xffff87800000bd00 0045 00000000                0x0                0x0
0xffff87800000bd80 0045 00000000                0x0                0x0
0xffff87800000be00 0045 00000000                0x0                0x0
0xffff87800000be80 0045 00000000                0x0                0x0
0xffff87800000bf00 0045 00000000                0x0                0x0
0xffff87800000bf80 0045 00000000                0x0                0x0
0xffff87800000c000 0045 00000000                0x0                0x0
0xffff87800000c080 0045 00000000                0x0                0x0
0xffff87800000c100 0045 00000000                0x0                0x0
0xffff87800000c180 0045 00000000                0x0                0x0
0xffff87800000c200 0045 00000000                0x0                0x0
0xffff87800000c280 0045 00000000                0x0                0x0
0xffff87800000c300 0045 00000000                0x0                0x0
0xffff87800000c380 0045 00000000                0x0                0x0
0xffff87800000c400 0045 00000000                0x0                0x0
0xffff87800000c480 0045 00000000                0x0                0x0
0xffff87800000c500 0045 00000000                0x0                0x0
0xffff87800000c580 0045 00000000                0x0                0x0
0xffff87800000c600 0045 00000000            

---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzkaller%googlegroups.com@localhost.

syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.

If the report is already addressed, let syzbot know by replying with:
#syz fix: exact-commit-title

If you want to overwrite report's subsystems, reply with:
#syz set subsystems: new-subsystem
(See the list of subsystem names on the web dashboard)

If the report is a duplicate of another one, reply with:
#syz dup: exact-subject-of-another-report

If you want to undo deduplication, reply with:
#syz undup

-- 
You received this message because you are subscribed to the Google Groups "syzkaller-netbsd-bugs" group.
To unsubscribe from this group and stop receiving emails from it, send an email to syzkaller-netbsd-bugs+unsubscribe%googlegroups.com@localhost.
To view this discussion on the web visit https://groups.google.com/d/msgid/syzkaller-netbsd-bugs/0000000000002f06a4061b2f1939%40google.com.


Home | Main Index | Thread Index | Old Index