Date: Sat, 18 Oct 2008 12:13:22 -0400 From: Mike Tancsa <mike@sentex.net> To: freebsd-stable@freebsd.org Subject: panic on RELENG_6 Message-ID: <200810181613.m9IGDG5W029203@lava.sentex.ca>
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A kernel from Feb 2008 was working just fine=20
until we updated to a new one on Thursday
kgdb kernel.debug /var/crash/vmcore.0
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This GDB was configured as "i386-marcel-freebsd"...
Unread portion of the kernel message buffer:
panic: page fault
cpuid =3D 1
Uptime: 1d11h24m6s
Dumping 3580 MB (5 chunks)
chunk 0: 1MB (159 pages) ... ok
chunk 1: 3580MB (916227 pages) 3564 3548 3532=20
3516 3500 3484 3468 3452 3436 3420 3404 3388 3372=20
3356 3340 3324 3308 3292 3276 3260 3244 3228 3212=20
3196 3180 3164 3148 3132 3116 3100 3084 3068 3052=20
3036 3020 3004 2988 2972 2956 2940 2924 2908 2892=20
2876 2860 2844 2828 2812 2796 2780 2764 2748 2732=20
2716 2700 2684 2668 2652 2636 2620 2604 2588 2572=20
2556 2540 2524 2508 2492 2476 2460 2444 2428 2412=20
2396 2380 2364 2348 2332 2316 2300 2284 2268 2252=20
2236 2220 2204 2188 2172 2156 2140 2124 2108 2092=20
2076 2060 2044 2028 2012 1996 1980 1964 1948 1932=20
1916 1900 1884 1868 1852 1836 1820 1804 1788 1772=20
1756 1740 1724 1708 1692 1676 1660 1644 1628 1612=20
1596 1580 1564 1548 1532 1516 1500 1484 1468 1452=20
1436 1420 1404 1388 1372 1356 1340 1324 1308 1292=20
1276 1260 1244 1228 1212 1196 1180 1164 1148 1132=20
1116 1100 1084 1068 1052 1036 1020 1004 988 972=20
956 940 924 908 892 876 860 844 828 812 796 780=20
764 748 732 716 700 684 668 652 636 620 604 588=20
572 556 540 524 508 492 476 460 444 428 412 396=20
380 364 348 332 316 300 284 268 252 236 220 204=20
188 172 156 140 124 108 92 76 60 44 28 12 ... ok
chunk 2: 1MB (147 pages)
Reading symbols from /boot/kernel/acpi.ko...done.
Loaded symbols for /boot/kernel/acpi.ko
Reading symbols from /boot/kernel/ichwd.ko...done.
Loaded symbols for /boot/kernel/ichwd.ko
#0 doadump () at pcpu.h:165
165 pcpu.h: No such file or directory.
in pcpu.h
(kgdb) bt
#0 doadump () at pcpu.h:165
#1 0xc057f462 in boot (howto=3D260) at=
/usr/src/sys/kern/kern_shutdown.c:410
#2 0xc057f789 in panic (fmt=3D0xc0732b6c "%s") at=20
/usr/src/sys/kern/kern_shutdown.c:566
#3 0xc06f4d1c in trap_fatal (frame=3D0xebddba70,=20
eva=3D72) at /usr/src/sys/i386/i386/trap.c:838
#4 0xc06f4a5b in trap_pfault (frame=3D0xebddba70,=20
usermode=3D0, eva=3D72) at /usr/src/sys/i386/i386/trap.c:745
#5 0xc06f4695 in trap (frame=3D
{tf_fs =3D 8, tf_es =3D 40, tf_ds =3D=20
-337838040, tf_edi =3D 0, tf_esi =3D 0, tf_ebp =3D=20
-337790240, tf_isp =3D -337790308, tf_ebx =3D 0,=20
tf_edx =3D -917953980, tf_ecx =3D -337789924, tf_eax=20
=3D 0, tf_trapno =3D 12, tf_err =3D 0, tf_eip =3D=20
-1068033446, tf_cs =3D 32, tf_eflags =3D 66178,=20
tf_esp =3D -1, tf_ss =3D 2147483647}) at /usr/src/sys/i386/i386/trap.c:435
#6 0xc06df5aa in calltrap () at /usr/src/sys/i386/i386/exception.s:139
#7 0xc0571a5a in lf_advlockasync (ap=3D0xebddbaf8,=20
statep=3D0xc9492244, size=3DUnhandled dwarf expression opcode 0x93
) at /usr/src/sys/kern/kern_lockf.c:470
#8 0xc057218b in lf_advlock (ap=3D0xc9492244,=20
statep=3D0xc9492244, size=3D16384) at /usr/src/sys/kern/kern_lockf.c:722
#9 0xc068d028 in ufs_advlock (ap=3D0xc9492244) at=20
/usr/src/sys/ufs/ufs/ufs_vnops.c:2178
#10 0xc0706a35 in VOP_ADVLOCK_APV (vop=3D0x0, a=3D0xc9492244) at=
vnode_if.c:2002
#11 0xc05df562 in kern_open (td=3D0xccc01180,=20
path=3D0x0, pathseg=3DUIO_USERSPACE, flags=3D17, mode=3D416) at=
vnode_if.h:1029
#12 0xc05dedfe in open (td=3D0xccc01180,=20
uap=3D0xebddbd04) at /usr/src/sys/kern/vfs_syscalls.c:971
#13 0xc06f5063 in syscall (frame=3D
{tf_fs =3D 59, tf_es =3D 59, tf_ds =3D=20
-1078001605, tf_edi =3D 16, tf_esi =3D 135291904,=20
tf_ebp =3D -1077990024, tf_isp =3D -337789596, tf_ebx=20
=3D 674283840, tf_edx =3D 0, tf_ecx =3D 0, tf_eax =3D 5,=20
tf_trapno =3D 0, tf_err =3D 2, tf_eip =3D 674169623,=20
tf_cs =3D 51, tf_eflags =3D 646, tf_esp =3D=20
-1077990372, tf_ss =3D 59}) at /usr/src/sys/i386/i386/trap.c:984
#14 0xc06df5ff in Xint0x80_syscall () at=
/usr/src/sys/i386/i386/exception.s:200
#15 0x00000033 in ?? ()
Previous frame inner to this frame (corrupt stack?)
(kgdb)
(kgdb) bt full
#0 doadump () at pcpu.h:165
No locals.
#1 0xc057f462 in boot (howto=3D260) at=
/usr/src/sys/kern/kern_shutdown.c:410
first_buf_printf =3D 1
#2 0xc057f789 in panic (fmt=3D0xc0732b6c "%s") at=20
/usr/src/sys/kern/kern_shutdown.c:566
td =3D (struct thread *) 0xccc01180
bootopt =3D 260
newpanic =3D 0
ap =3D 0xccc01180 "x=EA9=CD \024=C3=CC"
buf =3D "page fault", '\0' <repeats 245 times>
#3 0xc06f4d1c in trap_fatal (frame=3D0xebddba70,=20
eva=3D72) at /usr/src/sys/i386/i386/trap.c:838
code =3D 40
ss =3D 40
esp =3D 0
type =3D 12
softseg =3D {ssd_base =3D 0, ssd_limit =3D=20
1048575, ssd_type =3D 27, ssd_dpl =3D 0, ssd_p =3D 1, ssd_xx =3D 10, ssd_xx1=
=3D 2,
ssd_def32 =3D 1, ssd_gran =3D 1}
msg =3D 0x0
#4 0xc06f4a5b in trap_pfault (frame=3D0xebddba70,=20
usermode=3D0, eva=3D72) at /usr/src/sys/i386/i386/trap.c:745
va =3D 0
vm =3D (struct vmspace *) 0x0
map =3D 0xcab4a940
rv =3D 1
ftype =3D 1 '\001'
td =3D (struct thread *) 0xccc01180
p =3D (struct proc *) 0xcd39ea78
#5 0xc06f4695 in trap (frame=3D
{tf_fs =3D 8, tf_es =3D 40, tf_ds =3D=20
-337838040, tf_edi =3D 0, tf_esi =3D 0, tf_ebp =3D=20
-337790240, tf_isp =3D -337790308, tf_ebx =3D 0,=20
tf_edx =3D -917953980, tf_ecx =3D -337789924, tf_eax=20
=3D 0, tf_trapno =3D 12, tf_err =3D 0, tf_eip =3D=20
-1068033446, tf_cs =3D 32, tf_eflags =3D 66178,=20
tf_esp =3D -1, tf_ss =3D 2147483647}) at /usr/src/sys/i386/i386/trap.c:435
td =3D (struct thread *) 0xccc01180
p =3D (struct proc *) 0xcd39ea78
sticks =3D 3377201424
type =3D 12
i =3D 0
ucode =3D 0
code =3D 0
eva =3D 72
#6 0xc06df5aa in calltrap () at /usr/src/sys/i386/i386/exception.s:139
No locals.
#7 0xc0571a5a in lf_advlockasync (ap=3D0xebddbaf8,=20
statep=3D0xc9492244, size=3DUnhandled dwarf expression opcode 0x93
) at /usr/src/sys/kern/kern_lockf.c:470
---Type <return> to continue, or q <return> to quit---
state =3D (struct lockf *) 0x0
freestate =3D (struct lockf *) 0x0
fl =3D (struct flock *) 0xebddbc1c
lock =3D (struct lockf_entry *) 0x6
vp =3D (struct vnode *) 0xc94c0110
id =3D 0xcb29d7e0 "x\026?=D3=D8=B0=CA=CD\001"
flags =3D 48
hash =3D -337790260
lo =3D (struct lock_owner *) 0x0
start =3D Unhandled dwarf expression opcode 0x93
(kgdb)
--------------------------------------------------------------------
Mike Tancsa, tel +1 519 651 3400
Sentex Communications, mike@sentex.net
Providing Internet since 1994 www.sentex.net
Cambridge, Ontario Canada www.sentex.net/mike
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