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panic: biodone2 already on -8 i386 XEN3PAE DOMU
Hi,
we have a package builder named i386-nb8, a XEN DomU currently with
a 20180328 8.0_BETA kernel with DIAGNOSTIC. It panics every few days
with "biodone2 already".
Debug info so far:
panic: biodone2 already
fatal breakpoint trap in supervisor mode
trap type 1 code 0 eip 0xc0105424 cs 0x9 eflags 0x200246 cr2 0xe9b51000 ilevel 0 esp 0xe8655ef4
curlwp 0xd0ce57e0 pid 0 lid 4 lowest kstack 0xe86532c0
Stopped in pid 0.4 (system) at netbsd:breakpoint+0x4: popl %ebp
breakpoint(c04243b0,c060f560,c0453f43,e8655f10,d1c363c8,c04c1dc0,e86482b4,e8655f04,c031b2e8,c0453f43) at netbsd:breakpoint+0x4
vpanic(c0453f43,e8655f10,e8655f28,c035fb76,c0453f43,0,e86482b4,fffffffe,c0115894,d1c363c8) at netbsd:vpanic+0x12d
panic(c0453f43,0,e86482b4,fffffffe,c0115894,d1c363c8,c04c1dc0,e8655f50,c035fbcc,0) at netbsd:panic+0x18
biodone2(0,1af50,0,25fa1089,fffffffe,c0115894,0,e8648004,e8655f8c,c02ed793) at netbsd:biodone2+0x196
biointr(0,c02cecb7,0,c010912e,6,1,0,0,d0ce57e0,0) at netbsd:biointr+0x4c
softint_thread(e8648004,14f6000,c04d2200,0,c0100075,0,0,0,0,0) at netbsd:softint_thread+0x93
ds c0310011 iostat_busy+0x201
es e8650011
fs c0450031 ostype+0x2c5f9
gs 11
edi e8655f10
esi c0453f43 ostype+0x3050b
ebp e8655ed0
ebx 104
edx 1
ecx 0
eax 1
eip c0105424 breakpoint+0x4
cs 9
eflags 200246
esp e8655ed0
ss 11
netbsd:breakpoint+0x4: popl %ebp
db{0}> ps /l
PID LID S CPU FLAGS STRUCT LWP * NAME WAIT
22641 1 3 0 0 da8adaa0 pkg_add biolock
17474 1 3 0 80 d4fde540 sh wait
10036 1 3 1 80 d4f96800 pickup kqueue
132 1 3 1 80 d179d540 pbulk-build wait
23760 1 3 0 80 d911e2c0 sh wait
29851 1 3 2 80 d1fe0a80 sh wait
17274 1 3 0 80 da67a2c0 sh wait
9134 1 3 0 80 d12e6d40 top select
17420 1 3 2 80 d1fe0540 screen-4.6.2 pause
240 1 3 0 80 d1b38a80 tcsh pause
525 1 3 1 80 d1ac02c0 sshd select
235 1 3 0 80 d16ae000 sshd select
742 1 3 2 80 d1290020 getty ttyraw
225 1 3 1 80 d1ac0d40 cron nanoslp
764 1 3 0 80 d1ac0800 inetd kqueue
211 1 3 1 80 d179d2a0 qmgr kqueue
273 1 3 1 80 d17612c0 master kqueue
419 1 3 0 80 d1761020 sshd select
373 1 3 0 80 d12e6020 powerd kqueue
365 1 3 2 80 d1761560 ntpd pause
367 1 3 0 80 d12e6560 tcsh pause
350 1 3 0 80 d12e6800 sh wait
357 1 3 1 80 d1761aa0 tail kqueue
349 1 3 1 80 d1761d40 sh wait
346 1 3 0 80 d12e6aa0 screen-4.6.2 select
177 > 1 7 2 0 d12e62c0 syslogd
1 1 3 0 80 d118e2a0 init wait
0 61 3 0 200 d16ae2a0 nfsio nfsiod
0 60 3 0 200 d16ae540 nfsio nfsiod
0 59 3 1 200 d16ae7e0 nfsio nfsiod
0 58 3 2 200 d16aea80 nfsio nfsiod
0 57 3 0 200 d1290aa0 physiod physiod
0 56 3 1 200 d12902c0 aiodoned aiodoned
0 55 3 2 200 d1290560 ioflush syncer
0 54 3 1 200 d1290800 pgdaemon pgdaemon
0 51 3 1 200 d118e000 npfgc-0 npfgccv
0 50 3 0 200 d118e540 rt_free rt_free
0 49 3 0 200 d118e7e0 unpgc unpgc
0 48 3 2 200 d118ea80 key_timehandler key_timehandler
0 47 3 2 200 d118ed20 icmp6_wqinput/2 icmp6_wqinput
0 46 3 1 200 d0fc67e0 icmp6_wqinput/1 icmp6_wqinput
0 45 3 0 200 d0fc6540 icmp6_wqinput/0 icmp6_wqinput
0 44 3 2 200 d0fc62a0 nd6_timer nd6_timer
0 43 3 2 200 d0fc6000 icmp_wqinput/2 icmp_wqinput
0 42 3 1 200 d0fccd40 icmp_wqinput/1 icmp_wqinput
0 41 3 0 200 d0fccaa0 icmp_wqinput/0 icmp_wqinput
0 40 3 2 200 d0fc6a80 rt_timer rt_timer
0 39 3 0 200 d0fcc800 xen_balloon xen_balloon
0 38 3 2 200 d0fcc560 vmem_rehash vmem_rehash
0 37 3 0 200 d0fcc020 xenbus rdst
0 36 3 0 200 d0fcc2c0 xenwatch evtsq
0 26 3 2 200 d0fc6d20 xcall/2 xcall
0 25 1 2 200 d0fc3020 softser/2
0 24 1 2 200 d0fc32c0 softclk/2
0 23 1 2 200 d0fc3560 softbio/2
0 22 1 2 200 d0fc3800 softnet/2
0 21 1 2 201 d0fc3aa0 idle/2
0 20 3 1 200 d0fc3d40 xcall/1 xcall
0 19 1 1 200 d0cf5000 softser/1
0 18 1 1 200 d0cf52a0 softclk/1
0 17 1 1 200 d0cf5540 softbio/1
0 16 1 1 200 d0cf57e0 softnet/1
0 > 15 7 1 201 d0cf5a80 idle/1
0 14 3 0 200 d0cf5d20 pmfsuspend pmfsuspend
0 13 3 0 200 d0cee020 pmfevent pmfevent
0 12 3 0 200 d0cee2c0 sopendfree sopendfr
0 11 3 0 200 d0cee560 nfssilly nfssilly
0 10 3 2 200 d0cee800 cachegc cachegc
0 9 3 1 200 d0ceeaa0 vdrain vdrain
0 8 3 0 200 d0ceed40 modunload mod_unld
0 7 3 0 200 d0ce5000 xcall/0 xcall
0 6 1 0 200 d0ce52a0 softser/0
0 5 1 0 200 d0ce5540 softclk/0
0 > 4 7 0 200 d0ce57e0 softbio/0
0 3 1 0 200 d0ce5a80 softnet/0
0 2 1 0 201 d0ce5d20 idle/0
0 1 3 1 200 c04c7a80 swapper uvm
ideas? further debug info collection suggestions?
regards,
spz
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