Re: NFS panic

From: Bjoern A. Zeeb <bzeeb-lists_at_lists.zabbadoz.net>
Date: Sat, 26 May 2012 20:24:14 +0000
On 26. May 2012, at 17:13 , Bjoern A. Zeeb wrote:

> Hey,
> 
> SVN as of a few days ago.  On reboot.  Do not have a core or further debugging information.
> The machine was running of a nfs root.
> 
> May 26 17:10:06 panic: mtx_lock() of destroyed mutex _at_ /zoo/bz/HEAD.svn/sys/kern/uipc_socket.c:1025
> cpuid = 5
> KDB: stack backtrace:
> db_trace_self_wrapper() at db_trace_self_wrapper+0x2a
> kdb_backtrace() at kdb_backtrace+0x37
> panic() at panic+0x1d8
> _mtx_lock_flags() at _mtx_lock_flags+0x13f
> sosend_dgram() at sosend_dgram+0xbb
> sosend() at sosend+0x82
> clnt_dg_call() at clnt_dg_call+0xb81
> clnt_call_private() at clnt_call_private+0xe8
> nlm4_unlock_4() at nlm4_unlock_4+0x45
> nlm_clearlock() at nlm_clearlock+0x294
> nlm_advlock_internal() at nlm_advlock_internal+0x64f
> nlm_advlock() at nlm_advlock+0x2a
> nfs_advlock() at nfs_advlock+0x130
> VOP_ADVLOCK_APV() at VOP_ADVLOCK_APV+0xb7
> vn_closefile() at vn_closefile+0xea
> _fdrop() at _fdrop+0x23
> closef() at closef+0x5c
> fdfree() at fdfree+0x1b4
> exit1() at exit1+0x319
> sigexit() at sigexit+0x8f
> cursig() at cursig
> ast() at ast+0x1b9
> doreti_ast() at doreti_ast+0x1f
> KDB: enter: panic
> [ thread pid 1475 tid 100121 ]
> Stopped at      kdb_enter+0x3b: movq    $0,0x864762(%rip)

got one more at make install(kernel) && reboot

May 26 20:22:05 panic: mtx_lock() of destroyed mutex _at_ /zoo/bz/HEAD.svn/sys/kern/uipc_socket.c:1025
cpuid = 3
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x2a
kdb_backtrace() at kdb_backtrace+0x37
panic() at panic+0x1d8
_mtx_lock_flags() at _mtx_lock_flags+0x13f
sosend_dgram() at sosend_dgram+0xbb
sosend() at sosend+0x82
clnt_dg_call() at clnt_dg_call+0xb81
clnt_call_private() at clnt_call_private+0xe8
nlm4_unlock_4() at nlm4_unlock_4+0x45
nlm_clearlock() at nlm_clearlock+0x294
nlm_advlock_internal() at nlm_advlock_internal+0x64f
nlm_advlock() at nlm_advlock+0x2a
nfs_advlock() at nfs_advlock+0x130
VOP_ADVLOCK_APV() at VOP_ADVLOCK_APV+0xb7
vn_closefile() at vn_closefile+0xea
_fdrop() at _fdrop+0x23
closef() at closef+0x5c
fdfree() at fdfree+0x1b4
exit1() at exit1+0x319
sigexit() at sigexit+0x8f
cursig() at cursig
ast() at ast+0x1b9
doreti_ast() at doreti_ast+0x1f
KDB: enter: panic
[ thread pid 1154 tid 100135 ]
Stopped at      kdb_enter+0x3b: movq    $0,0x869872(%rip)
db> show reg
cs                0x20
ds                0x3b
es            0x3b003b
fs            0x1b0013
gs                0x1b
ss                0x28
rax               0x12
rcx              0x1fc
rdx                  0
rbx         0xffffffff80abbedd  __func__.3468+0x113
rsp         0xffffff860e4f08d0
rbp         0xffffff860e4f08f0
rsi               0x80
rdi         0xffffff860e4f0750
r8              0x34b7
r9          0xffffff860e4f0800
r10         0xfffffe007691b8e0
r11             0x34b6
r12                0x1
r13         0xfffffe007691b8e0
r14              0x401
r15         0xffffffff80ac9d70  __func__.7790+0x2d0
rip         0xffffffff806873eb  kdb_enter+0x3b
rflags            0x86
kdb_enter+0x3b: movq    $0,0x869872(%rip)
db> show alllocks
Process 1345 (tcpdump) thread 0xfffffe000b039470 (100105)
exclusive sleep mutex page lock (page lock) r = 0 (0xffffffff8109e180) locked _at_ /zoo/bz/HEAD.svn/sys/vm/vm_object.c:1881
exclusive sleep mutex vm object (standard object) r = 0 (0xfffffe01ec4843a0) locked _at_ /zoo/bz/HEAD.svn/sys/vm/vm_map.c:2724
exclusive sx user map (user map) r = 0 (0xfffffe005cdb6200) locked _at_ /zoo/bz/HEAD.svn/sys/vm/vm_map.c:2866
Process 1296 (su) thread 0xfffffe00769578e0 (100132)
exclusive sleep mutex page lock (page lock) r = 0 (0xffffffff8109fd00) locked _at_ /zoo/bz/HEAD.svn/sys/vm/vm_object.c:728
exclusive sleep mutex vm object (standard object) r = 0 (0xfffffe01ec34e570) locked _at_ /zoo/bz/HEAD.svn/sys/vm/vm_object.c:487
Process 1291 (sshd) thread 0xfffffe000b60d8e0 (100074)
exclusive sleep mutex page lock (page lock) r = 0 (0xffffffff8109cc00) locked _at_ /zoo/bz/HEAD.svn/sys/vm/vm_object.c:728
exclusive sleep mutex vm object (standard object) r = 0 (0xfffffe0076889000) locked _at_ /zoo/bz/HEAD.svn/sys/vm/vm_object.c:487
Process 1203 (su) thread 0xfffffe0076cf6470 (100152)
exclusive sleep mutex page lock (page lock) r = 0 (0xffffffff8109ee00) locked _at_ /zoo/bz/HEAD.svn/sys/vm/vm_object.c:728
exclusive sleep mutex vm object (standard object) r = 0 (0xfffffe0076bf8488) locked _at_ /zoo/bz/HEAD.svn/sys/vm/vm_object.c:487
Process 1196 (sshd) thread 0xfffffe000b61c000 (100124)
shared lockmgr newnfs (newnfs) r = 0 (0xfffffe0009f8ad80) locked _at_ /zoo/bz/HEAD.svn/sys/kern/vfs_subr.c:2159
Process 1191 (csh) thread 0xfffffe000b6628e0 (100081)
exclusive lockmgr bufwait (bufwait) r = 0 (0xffffff85c9f5df58) locked _at_ /zoo/bz/HEAD.svn/sys/kern/vfs_bio.c:1905
shared lockmgr newnfs (newnfs) r = 0 (0xfffffe00b1957270) locked _at_ /zoo/bz/HEAD.svn/sys/kern/vfs_vnops.c:562
Process 1150 (sshd) thread 0xfffffe000b0388e0 (100107)
shared lockmgr newnfs (newnfs) r = 0 (0xfffffe0009f8ad80) locked _at_ /zoo/bz/HEAD.svn/sys/kern/vfs_subr.c:2159
Process 1016 (rpc.lockd) thread 0xfffffe007691c000 (100134)
exclusive sleep mutex page lock (page lock) r = 0 (0xffffffff810a0b00) locked _at_ /zoo/bz/HEAD.svn/sys/vm/vm_object.c:728
exclusive sleep mutex vm object (standard object) r = 0 (0xfffffe000b9d9658) locked _at_ /zoo/bz/HEAD.svn/sys/vm/vm_object.c:487
Process 1012 (rpc.statd) thread 0xfffffe007691c8e0 (100130)
exclusive sleep mutex page lock (page lock) r = 0 (0xffffffff810a0800) locked _at_ /zoo/bz/HEAD.svn/sys/vm/vm_object.c:728
exclusive sleep mutex vm object (standard object) r = 0 (0xfffffe000b7c2cb0) locked _at_ /zoo/bz/HEAD.svn/sys/vm/vm_object.c:487
Process 979 (rpcbind) thread 0xfffffe007691f470 (100128)
exclusive sleep mutex page lock (page lock) r = 0 (0xffffffff8109d000) locked _at_ /zoo/bz/HEAD.svn/sys/vm/vm_object.c:728
exclusive sleep mutex vm object (standard object) r = 0 (0xfffffe00769071d0) locked _at_ /zoo/bz/HEAD.svn/sys/vm/vm_object.c:487
Process 966 (syslogd) thread 0xfffffe000b03b470 (100126)
exclusive lockmgr newnfs (newnfs) r = 0 (0xfffffe0009f8aba8) locked _at_ /zoo/bz/HEAD.svn/sys/kern/vfs_subr.c:2159


-- 
Bjoern A. Zeeb                                 You have to have visions!
   It does not matter how good you are. It matters what good you do!
Received on Sat May 26 2012 - 18:24:20 UTC

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