Date: Tue, 25 Feb 2003 12:17:29 +0100 From: Ollivier Robert <roberto@eurocontrol.fr> To: FreeBSD Current Users' list <freebsd-current@FreeBSD.ORG> Subject: [CURRENT] Two panics in 15mn bp not locked Message-ID: <20030225111729.GB719@caerdonn.eurocontrol.fr>
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Hi,
Just got two panics after upgrading yesterday (to fix the sound card
problem). The second one happened during the bg fsck of the first panic
(dunno if it is related).
FreeBSD 5.0-CURRENT #8: Mon Feb 24 15:21:31 CET 2003
roberto@caerdonn:/src/src/sys/i386/compile/tCAERDONN
panic: bremfree: bp 0xc77d3cf0 not locked
panic messages:
---
Fatal trap 12: page fault while in kernel mode
fault virtual address = 0xc3b05000
fault code = supervisor write, page not present
instruction pointer = 0x8:0xc02a6897
stack pointer = 0x10:0xcd2f4bf0
frame pointer = 0x10:0xcd2f4c34
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 = 21 (irq9: pcm0 acpi0)
trap number = 12
panic: page fault
(kgdb) where
#0 doadump () at ../../../kern/kern_shutdown.c:239
#1 0xc019d6a5 in boot (howto=260) at ../../../kern/kern_shutdown.c:371
#2 0xc019d8e3 in panic () at ../../../kern/kern_shutdown.c:542
#3 0xc01d7c47 in bremfreel (bp=0xc02d9d6d) at ../../../kern/vfs_bio.c:672
#4 0xc01d7bb5 in bremfree (bp=0x0) at ../../../kern/vfs_bio.c:659
#5 0xc01d9cdb in vfs_bio_awrite (bp=0xc0ec53c0)
at ../../../kern/vfs_bio.c:1714
#6 0xc01e0def in vop_stdfsync (ap=0xcd2f4a18)
at ../../../kern/vfs_default.c:755
#7 0xc016ad40 in spec_fsync (ap=0xcd2f4a18)
at ../../../fs/specfs/spec_vnops.c:422
#8 0xc016a2f8 in spec_vnoperate (ap=0x0)
at ../../../fs/specfs/spec_vnops.c:123
#9 0xc02513a7 in ffs_sync (mp=0xc25a5200, waitfor=2, cred=0xc0eb5e80,
td=0xc02fa620) at vnode_if.h:612
#10 0xc01eca6b in sync (td=0xc02fa620, uap=0x0)
at ../../../kern/vfs_syscalls.c:138
#11 0xc019d2f2 in boot (howto=256) at ../../../kern/kern_shutdown.c:280
#12 0xc019d8e3 in panic () at ../../../kern/kern_shutdown.c:542
#13 0xc02a8590 in trap_fatal (frame=0xc0ec53c0, eva=0)
at ../../../i386/i386/trap.c:844
#14 0xc02a82a2 in trap_pfault (frame=0xcd2f4bb0, usermode=0, eva=3283111936)
at ../../../i386/i386/trap.c:758
#15 0xc02a7e6d in trap (frame=
{tf_fs = -1033306088, tf_es = -1069613040, tf_ds = -1016070128, tf_edi = -1011855360, tf_esi = -1034071296, tf_ebp = -852538316, tf_isp = -852538404, tf_ebx = -1034047488, tf_edx = -1033486336, tf_ecx = 1024, tf_eax = 0, tf_trapno = 12, tf_err = 2, tf_eip = -1070962537, tf_cs = 8, tf_eflags = 66054, tf_esp = -1033400832, tf_ss = -1069561263}) at ../../../i386/i386/trap.c:445
#16 0xc02992c8 in calltrap () at {standard input}:96
#17 0xc03f56a5 in ?? ()
#18 0xc03f5a97 in ?? ()
#19 0xc03f5ae3 in ?? ()
#20 0xc03f5ec5 in ?? ()
#21 0xc03e8cdf in ?? ()
#22 0xc018b602 in ithread_loop (arg=0xc25b3400)
at ../../../kern/kern_intr.c:536
#23 0xc018a6d4 in fork_exit (callout=0xc25db000, arg=0x0, frame=0x0)
at ../../../kern/kern_fork.c:871
Second trace:
syncing disks, buffers remaining... panic: bremfree: bp 0xc78625b8 not locked
Uptime: 7m15s
Dumping 255 MB
ata0: resetting devices ..
done
[CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] 16[CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] [CTRL-C to abort] 32 48 64 80 96 112 128 144 160 176 192 208 224 240
---
#0 doadump () at ../../../kern/kern_shutdown.c:239
239 dumping++;
(kgdb) where
#0 doadump () at ../../../kern/kern_shutdown.c:239
#1 0xc019d6a5 in boot (howto=260) at ../../../kern/kern_shutdown.c:371
#2 0xc019d8e3 in panic () at ../../../kern/kern_shutdown.c:542
#3 0xc01d7c47 in bremfreel (bp=0xc02d9d6d) at ../../../kern/vfs_bio.c:672
#4 0xc01d7bb5 in bremfree (bp=0x0) at ../../../kern/vfs_bio.c:659
#5 0xc01d9cdb in vfs_bio_awrite (bp=0xc264f000)
at ../../../kern/vfs_bio.c:1714
#6 0xc01e0def in vop_stdfsync (ap=0xcdd8eaf4)
at ../../../kern/vfs_default.c:755
#7 0xc016ad40 in spec_fsync (ap=0xcdd8eaf4)
at ../../../fs/specfs/spec_vnops.c:422
#8 0xc016a2f8 in spec_vnoperate (ap=0x0)
at ../../../fs/specfs/spec_vnops.c:123
#9 0xc02513a7 in ffs_sync (mp=0xc25a5200, waitfor=2, cred=0xc0eb5e80,
td=0xc02fa620) at vnode_if.h:612
#10 0xc01eca6b in sync (td=0xc02fa620, uap=0x0)
at ../../../kern/vfs_syscalls.c:138
#11 0xc019d2f2 in boot (howto=256) at ../../../kern/kern_shutdown.c:280
#12 0xc019d8e3 in panic () at ../../../kern/kern_shutdown.c:542
#13 0xc027895d in mtrash_ctor (mem=0xc264f000, size=0, arg=0x0)
at ../../../vm/uma_dbg.c:138
#14 0xc0278a00 in mtrash_fini (mem=0x0, size=0) at ../../../vm/uma_dbg.c:189
#15 0xc02762a9 in zone_drain (zone=0x100) at ../../../vm/uma_core.c:630
#16 0xc0276ee5 in zone_foreach (zfunc=0xc0276070 <zone_drain>)
at ../../../vm/uma_core.c:1166
#17 0xc0278277 in uma_reclaim () at ../../../vm/uma_core.c:1997
#18 0xc0272ef9 in vm_pageout_scan (pass=0) at ../../../vm/vm_pageout.c:691
#19 0xc0273fae in vm_pageout () at ../../../vm/vm_pageout.c:1480
#20 0xc018a6d4 in fork_exit (callout=0xc0273ce0 <vm_pageout>, arg=0x0,
frame=0x0) at ../../../kern/kern_fork.c:871
--
Ollivier ROBERT -=- Eurocontrol EEC/AMI -=- Ollivier.Robert@eurocontrol.fr
FreeBSD caerdonn.eurocontrol.fr 5.0-CURRENT #6: Tue Jan 21 16:05:16 CET 2003
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