>Number: 40246
>Category: kern
>Synopsis: current panics when removing swap devices
>Confidential: no
>Severity: critical
>Priority: high
>Responsible: kern-bug-people
>State: open
>Class: sw-bug
>Submitter-Id: net
>Arrival-Date: Sun Dec 21 15:40:01 +0000 2008
>Originator: Martin Husemann
>Release: NetBSD 5.99.5
>Organization:
The NetBSD Foundation, Inc.
>Environment:
System: NetBSD martins.aprisoft.de 5.99.5 NetBSD 5.99.5 (MARTINS) #29: Sat Dec
20 17:03:45 CET 2008
martin%martins.aprisoft.de@localhost:/usr/src/sys/arch/amd64/compile/MARTINS
amd64
Architecture: x86_64
Machine: amd64
>Description:
I have this filesystems:
/dev/wd0a on / type ffs (log, NFS exported, local)
kernfs on /kern type kernfs (local)
procfs on /proc type procfs (local)
ptyfs on /dev/pts type ptyfs (local)
When I "shutdown -r now" the machine, it panics:
Stopping inetd.
Removing block-type swap devices
panic: kernel diagnostic assertion "vp->v_specmountpoint != NULL" failed: file
"../../../../ufs/ffs/ffs_vnops.c", line 414
fatal breakpoint trap in supervisor mode
trap type 1 code 0 rip ffffffff80152825 cs 8 rflags 246 cr2 7f7ffd9e6912 cpl 0
rsp ffff80004e72e710
Stopped in pid 347.1 (swapctl) at netbsd:breakpoint+0x5: leave
db{0}> bt
breakpoint() at netbsd:breakpoint+0x5
panic() at netbsd:panic+0x24d
__kernassert() at netbsd:__kernassert+0x2d
ffs_full_fsync() at netbsd:ffs_full_fsync+0x495
ffs_fsync() at netbsd:ffs_fsync+0x6c
VOP_FSYNC() at netbsd:VOP_FSYNC+0x71
vinvalbuf() at netbsd:vinvalbuf+0xf6
spec_close() at netbsd:spec_close+0x8c
VOP_CLOSE() at netbsd:VOP_CLOSE+0x62
sys_swapctl() at netbsd:sys_swapctl+0x6e7
syscall() at netbsd:syscall+0xb6
>How-To-Repeat:
s/a
>Fix:
n/a