Kernel panic in 5.2.1-p9
Justin Bachus
justin at blasthosting.com
Tue Aug 10 08:19:26 PDT 2004
I have been getting these kernel panics more frequently now and it has
become a problem. I have used gdb to provide basic information, but I am
not very experienced in this so let me know what to do to give you any more
information. I have had 2 crashes dump a core, so I will include both
(sorry for the length)
Fatal trap 12: page fault while in kernel mode
fault virtual address = 0x53
fault code = supervisor write, page not present
instruction pointer = 0x8:0xc05c6857
stack pointer = 0x10:0xe00c2be8
frame pointer = 0x10:0xe00c2be8
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, def32 1, gran 1
processor eflags = interrupt enabled, resume, IOPL = 0
current process = 45 (syncer)
trap number = 12
panic: page fault
syncing disks, buffers remaining... panic: bremfree: removing a buffer not
on a queue
Uptime: 14d17h59m7s
kernel trap 12 with interrupts disabled
Fatal trap 12: page fault while in kernel mode
fault virtual address = 0x24
fault code = supervisor read, page not present
instruction pointer = 0x8:0xc04fa06c
stack pointer = 0x10:0xe1adabec
frame pointer = 0x10:0xe1adabfc
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, def32 1, gran 1
processor eflags = resume, IOPL = 0
current process = 3 (g_up)
trap number = 12
panic: page fault
Uptime: 14d17h59m7s
Dumping 1022 MB
16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 256 272 288 304 320
336 352 368 384 400 416 432 448 464 480 496 512 528 544 560 576 592 608 624
640 656 672 688 704 720 736 752 768 784 800 816 832 848 864 880 896 912 928
944 960 976 992 1008
---
Reading symbols from
/usr/obj/usr/src/sys/HERCULES/modules/usr/src/sys/modules/acpi/acpi.ko.debug
...done.
Loaded symbols for
/usr/obj/usr/src/sys/HERCULES/modules/usr/src/sys/modules/acpi/acpi.ko.debug
#0 doadump () at /usr/src/sys/kern/kern_shutdown.c:240
240 dumping++;
(kgdb) where
#0 doadump () at /usr/src/sys/kern/kern_shutdown.c:240
#1 0xc04da545 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:372
#2 0xc04da849 in panic () at /usr/src/sys/kern/kern_shutdown.c:550
#3 0xc0515af7 in bremfreel (bp=0xd2d00800) at
/usr/src/sys/kern/vfs_bio.c:647
#4 0xc0515a24 in bremfree (bp=0xd2d00800) at
/usr/src/sys/kern/vfs_bio.c:629
#5 0xc051953c in getblk (vp=0xc68c330c, blkno=2, size=16384, slpflag=0,
slptimeo=0, flags=0)
at /usr/src/sys/kern/vfs_bio.c:2468
#6 0xc0515b79 in breadn (vp=0xc68c330c, blkno=2, size=16384, rablkno=0x0,
rabsize=0x0, cnt=0, cred=0x0, bpp=0x0)
at /usr/src/sys/kern/vfs_bio.c:700
#7 0xc0515b44 in bread (vp=0xc68c330c, blkno=2, size=16384, cred=0x0,
bpp=0xe00c2848)
at /usr/src/sys/kern/vfs_bio.c:682
#8 0xc05b642b in ffs_balloc_ufs2 (vp=0xc68c330c, startoffset=0, size=3872,
cred=0xc25b7d80, flags=65536,
bpp=0xe00c2994) at /usr/src/sys/ufs/ffs/ffs_balloc.c:601
#9 0xc05ca3ca in ffs_write (ap=0xe00c29bc) at
/usr/src/sys/ufs/ffs/ffs_vnops.c:698
#10 0xc05d2a98 in dqsync (vp=0xc6e7ab2c, dq=0xc6f26f40) at vnode_if.h:432
#11 0xc05d2477 in qsync (mp=0xc655e400) at
/usr/src/sys/ufs/ufs/ufs_quota.c:775
#12 0xc05c8e90 in ffs_sync (mp=0xc655e400, waitfor=2, cred=0xc25aae80,
td=0xc06a17c0)
at /usr/src/sys/ufs/ffs/ffs_vfsops.c:1204
#13 0xc052a137 in sync (td=0xc06a17c0, uap=0x0) at
/usr/src/sys/kern/vfs_syscalls.c:141
#14 0xc04da0c8 in boot (howto=256) at /usr/src/sys/kern/kern_shutdown.c:281
#15 0xc04da849 in panic () at /usr/src/sys/kern/kern_shutdown.c:550
#16 0xc061ac42 in trap_fatal (frame=0xe00c2ba8, eva=83) at
/usr/src/sys/i386/i386/trap.c:821
#17 0xc061a983 in trap_pfault (frame=0xe00c2ba8, usermode=0, eva=83) at
/usr/src/sys/i386/i386/trap.c:735
#18 0xc061a5a1 in trap (frame=
{tf_fs = 24, tf_es = -536084464, tf_ds = -1067319280, tf_edi = 3531,
tf_esi = 0, tf_ebp = -536073240, tf_isp = -536073260, tf_ebx = -738407384,
tf_edx = 0, tf_ecx = 0, tf_eax = -738410444, tf_trapno = 12, tf_err = 2,
tf_eip = -1067685801, tf_cs = 8, tf_eflags = 66178, tf_esp = -536073116,
tf_ss = -1067762932})
at /usr/src/sys/i386/i386/trap.c:420
#19 0xc060df38 in calltrap () at {standard input}:94
#20 0xc05b3b0c in ffs_blkfree (fs=0xc676c800, devvp=0xc67d0c30,
bno=23149179, size=2048, inum=3531)
at /usr/src/sys/ufs/ffs/ffs_alloc.c:1760
---Type <return> to continue, or q <return> to quit---
#21 0xc05c0057 in handle_workitem_freefrag (freefrag=0xcaabcf40) at
/usr/src/sys/ufs/ffs/ffs_softdep.c:1587
#22 0xc05bf007 in process_worklist_item (matchmnt=0x0, flags=0) at
/usr/src/sys/ufs/ffs/ffs_softdep.c:767
#23 0xc05bed6c in softdep_process_worklist (matchmnt=0x0) at
/usr/src/sys/ufs/ffs/ffs_softdep.c:622
#24 0xc0526bf1 in sched_sync () at /usr/src/sys/kern/vfs_subr.c:1766
#25 0xc04c8581 in fork_exit (callout=0xc0526864 <sched_sync>, arg=0x0,
frame=0xe00c2d48)
at /usr/src/sys/kern/kern_fork.c:793
Fatal trap 12: page fault while in kernel mode
fault virtual address = 0x1475c0f0
fault code = supervisor read, page not present
instruction pointer = 0x8:0xc04fa285
stack pointer = 0x10:0xebe9d8f0
frame pointer = 0x10:0xebe9d8f4
code segment = base 0x0, limit 0xfffff, type 0x1b
= DPL 0, pres 1, def32 1, gran 1
processor eflags = resume, IOPL = 0
current process = 97641 (httpd)
trap number = 12
panic: page fault
syncing disks, buffers remaining... panic: bremfree: removing a buffer not
on a queue
Uptime: 6d22h51m4s
spin lock td_contested held by 0xc6b6f000 for > 5 seconds
panic: spin lock held too long
Uptime: 6d22h51m4s
Dumping 1022 MB
16 32 48 64 80 96 112 128 144 160 176 192 208 224 240 256 272 288 304 320
336 352 368 384 400 416 432 448 464 480 496 512 528 544 560 576 592 608 624
640 656 672 688 704 720 736 752 768 784 800 816 832 848 864 880 896 912 928
944 960 976 992 1008
---
Reading symbols from
/usr/obj/usr/src/sys/HERCULES/modules/usr/src/sys/modules/acpi/acpi.ko.debug
...done.
Loaded symbols for
/usr/obj/usr/src/sys/HERCULES/modules/usr/src/sys/modules/acpi/acpi.ko.debug
#0 doadump () at /usr/src/sys/kern/kern_shutdown.c:240
240 dumping++;
(kgdb) where
#0 doadump () at /usr/src/sys/kern/kern_shutdown.c:240
#1 0xc04da545 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:372
#2 0xc04da849 in panic () at /usr/src/sys/kern/kern_shutdown.c:550
#3 0xc0515af7 in bremfreel (bp=0xd2f475f0) at
/usr/src/sys/kern/vfs_bio.c:647
#4 0xc0515a24 in bremfree (bp=0xd2f475f0) at
/usr/src/sys/kern/vfs_bio.c:629
#5 0xc051953c in getblk (vp=0xc69dc000, blkno=2, size=16384, slpflag=0,
slptimeo=0, flags=0)
at /usr/src/sys/kern/vfs_bio.c:2468
#6 0xc0515b79 in breadn (vp=0xc69dc000, blkno=2, size=16384, rablkno=0x0,
rabsize=0x0, cnt=0, cred=0x0, bpp=0x0)
at /usr/src/sys/kern/vfs_bio.c:700
#7 0xc0515b44 in bread (vp=0xc69dc000, blkno=2, size=16384, cred=0x0,
bpp=0xebe9d578)
at /usr/src/sys/kern/vfs_bio.c:682
#8 0xc05b642b in ffs_balloc_ufs2 (vp=0xc69dc000, startoffset=0, size=608,
cred=0xc25b7d80, flags=65536,
bpp=0xebe9d6c4) at /usr/src/sys/ufs/ffs/ffs_balloc.c:601
#9 0xc05ca3ca in ffs_write (ap=0xebe9d6ec) at
/usr/src/sys/ufs/ffs/ffs_vnops.c:698
#10 0xc05d2a98 in dqsync (vp=0xc6af3e38, dq=0xc68dcac0) at vnode_if.h:432
#11 0xc05d2477 in qsync (mp=0xc676d400) at
/usr/src/sys/ufs/ufs/ufs_quota.c:775
#12 0xc05c8e90 in ffs_sync (mp=0xc676d400, waitfor=2, cred=0xc25aae80,
td=0xc06a17c0)
at /usr/src/sys/ufs/ffs/ffs_vfsops.c:1204
#13 0xc052a137 in sync (td=0xc06a17c0, uap=0x0) at
/usr/src/sys/kern/vfs_syscalls.c:141
#14 0xc04da0c8 in boot (howto=256) at /usr/src/sys/kern/kern_shutdown.c:281
#15 0xc04da849 in panic () at /usr/src/sys/kern/kern_shutdown.c:550
#16 0xc061ac42 in trap_fatal (frame=0xebe9d8b0, eva=343261424) at
/usr/src/sys/i386/i386/trap.c:821
#17 0xc061a3ed in trap (frame=
{tf_fs = -1068433384, tf_es = -757137392, tf_ds = -757137392, tf_edi =
-963154240, tf_esi = -961089536, tf_ebp = -336996108, tf_isp = -336996132,
tf_ebx = -963154240, tf_edx = -961089536, tf_ecx = 343261316, tf_eax =
-961089504, tf_trapno = 12, tf_err = 0, tf_eip = -1068522875, tf_cs = 8,
tf_eflags = 65538, tf_esp = -1068391432, tf_ss = -336996076}) at
/usr/src/sys/i386/i386/trap.c:250
#18 0xc060df38 in calltrap () at {standard input}:94
#19 0xc04fa5e4 in turnstile_wait (ts=0xc6976ec0, lock=0xc051a3f8,
owner=0x1475c084)
at /usr/src/sys/kern/subr_turnstile.c:458
#20 0xc04d2219 in _mtx_lock_sleep (m=0xc051a3f8, opts=0, file=0x0, line=0)
at /usr/src/sys/kern/kern_mutex.c:476
#21 0xc05181ea in getnewbuf (slpflag=0, slptimeo=0, size=4096,
maxsize=16384) at /usr/src/sys/kern/vfs_bio.c:1836
#22 0xc05196f7 in getblk (vp=0xca2e9c30, blkno=5, size=4096, slpflag=0,
slptimeo=0, flags=0)
at /usr/src/sys/kern/vfs_bio.c:2575
#23 0xc05b66df in ffs_balloc_ufs2 (vp=0xca2e9c30, startoffset=0, size=3805,
cred=0xca075180, flags=117506048,
bpp=0xebe9dba8) at /usr/src/sys/ufs/ffs/ffs_balloc.c:644
#24 0xc05ca3ca in ffs_write (ap=0xebe9dbe0) at
/usr/src/sys/ufs/ffs/ffs_vnops.c:698
#25 0xc0531a75 in vn_write (fp=0xc6ab7e58, uio=0xebe9dc88,
active_cred=0xca075180, flags=0, td=0xc6b6f000)
at vnode_if.h:432
#26 0xc04fb21f in dofilewrite (td=0xc6b6f000, fp=0xc6ab7e58, fd=5,
buf=0x88e1000, nbyte=3805, offset=0, flags=0)
at /usr/src/sys/sys/file.h:249
#27 0xc04fb0d2 in write (td=0xc6b6f000, uap=0xebe9dd14) at
/usr/src/sys/kern/sys_generic.c:331
#28 0xc061af2b in syscall (frame=
{tf_fs = 47, tf_es = 47, tf_ds = 47, tf_edi = 143527936, tf_esi =
3805, tf_ebp = -1077947304, tf_isp = -336994956, tf_ebx = 674367808, tf_edx
= 674442144, tf_ecx = 674442144, tf_eax = 4, tf_trapno = 0, tf_err = 2,
tf_eip = 673884295, tf_cs = 31, tf_eflags = 530, tf_esp = -1077947332, tf_ss
= 47}) at /usr/src/sys/i386/i386/trap.c:1010
#29 0xc060df8d in Xint0x80_syscall () at {standard input}:136
---Can't read userspace from dump, or kernel process---
FreeBSD hercules.epicserver.com 5.2.1-RELEASE-p9 FreeBSD 5.2.1-RELEASE-p9
#11: Mon Jul 5 16:50:10 CDT 2004
admin at hercules.epicserver.com:/usr/obj/usr/src/sys/HERCULES i386
Both seem to have completely different origins, but maybe there is some sort
of correlation.
Thank You,
Justin Bachus
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