Date: Tue, 18 Oct 2011 11:48:27 +0000 From: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net> To: FreeBSD-Current Current <freebsd-current@freebsd.org> Cc: Rick Macklem <rmacklem@FreeBSD.org> Subject: mtx_lock() of destroyed mutex on NFS Message-ID: <0B310679-2CE1-4C24-8A44-7186FC8A967F@lists.zabbadoz.net>
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Hi,
as a result of a make buildkernel && make installkernel && reboot all on =
NFS I got this with a HEAD SVN source at r226465. I cannot dump =
unfortunately and it seems I just killed the obj tree for this kernel =
though it should be very close.
Oct 18 10:03:22 lion3 reboot: rebooted by test
Oct 18 10:03:22 panic: mtx_lock() of destroyed mutex @ =
/zoo/bz/HEAD.svn/sys/kern/uipc_socket.c:1022
cpuid =3D 2
KDB: stack backtrace:
db_trace_self_wrapper() at db_trace_self_wrapper+0x2a
kdb_backtrace() at kdb_backtrace+0x37
panic() at panic+0x187
_mtx_lock_flags() at _mtx_lock_flags+0x130
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
nlm_get_rpc() at nlm_get_rpc+0x187
nlm_host_get_rpc() at nlm_host_get_rpc+0x130
nlm_clearlock() at nlm_clearlock+0x10a
nlm_advlock_internal() at nlm_advlock_internal+0x64f
nlm_advlock() at nlm_advlock+0x2a
nfs_advlock() at nfs_advlock+0x122
VOP_ADVLOCK_APV() at VOP_ADVLOCK_APV+0xb7
vn_closefile() at vn_closefile+0xe8
_fdrop() at _fdrop+0x23
closef() at closef+0x5c
fdfree() at fdfree+0x1b4
exit1() at exit1+0x31a
sigexit() at sigexit+0x8f
cursig() at cursig
ast() at ast+0x1a9
doreti_ast() at doreti_ast+0x1f
KDB: enter: panic
[ thread pid 1652 tid 100106 ]
Stopped at kdb_enter+0x3b: movq $0,0x80feb2(%rip)
db> show reg
cs 0x20
ds 0x3b
es 0x3b003b
fs 0x1b0013
gs 0x1b
ss 0x28
rax 0x12
rcx 0xfffffe001a001000
rdx 0
rbx 0xffffffff80a2bfa8 __func__.3464+0x111
rsp 0xffffff85cc173780
rbp 0xffffff85cc1737a0
rsi 0x80
rdi 0xffffff85cc173600
r8 0xffffffff80a2a498 __func__.6043+0x328
r9 0xffffff85cc1736b0
r10 0xfffffe001a001000
r11 0x1
r12 0x1
r13 0xfffffe001a001000
r14 0x3fe
r15 0xffffffff80a39948 __func__.7715+0x2d3
rip 0xffffffff80646c2b kdb_enter+0x3b
rflags 0x282
kdb_enter+0x3b: movq $0,0x80feb2(%rip)
--=20
Bjoern A. Zeeb You have to have visions!
Stop bit received. Insert coin for new address family.
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