Date: Wed, 28 Jul 2004 14:52:27 -0300 (ADT) From: "Marc G. Fournier" <scrappy@hub.org> To: freebsd-stable@freebsd.org Subject: panic: page fault ... in ffs_write / generic_bcopy ... Message-ID: <20040728145033.N792@ganymede.hub.org>
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I have two *nice* core files right now, or at least look nice to me ... I
put one in through GNaTs yesterday, but after a short period of uptime,
its panic'd a second time, so figured I'd post the trace here as well ...
in case someone glances at it and has an idea?
(kgdb) where
#0 dumpsys () at /usr/src/sys/kern/kern_shutdown.c:487
#1 0x801522eb in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:316
#2 0x8015275d in panic (fmt=0x80275399 "%s") at /usr/src/sys/kern/kern_shutdown.c:595
#3 0x8023fa41 in trap_fatal (frame=0xb892e750, eva=0) at /usr/src/sys/i386/i386/trap.c:974
#4 0x8023f6ad in trap_pfault (frame=0xb892e750, usermode=0, eva=0) at /usr/src/sys/i386/i386/trap.c:867
#5 0x8023f20b in trap (frame={tf_fs = -1774387176, tf_es = -2042626032, tf_ds = -2042626032, tf_edi = -1509507072, tf_esi = 0,
tf_ebp = -1198331972, tf_isp = -1198332036, tf_ebx = 8192, tf_edx = -1509507072, tf_ecx = 2048, tf_eax = -1509507072,
tf_trapno = 12, tf_err = 0, tf_eip = -2145131498, tf_cs = 8, tf_eflags = 66054, tf_esp = -1198331732, tf_ss = -1198331760})
at /usr/src/sys/i386/i386/trap.c:466
#6 0x8023e416 in generic_bcopy ()
#7 0x801f5b65 in ffs_write (ap=0xb892e854) at /usr/src/sys/ufs/ufs/ufs_readwrite.c:547
#8 0x80191451 in union_write (ap=0xb892e898) at vnode_if.h:363
#9 0x8020cca8 in vnode_pager_generic_putpages (vp=0xca66d740, m=0xb892e970, bytecount=8192, flags=12, rtvals=0xb892e93c)
at vnode_if.h:363
#10 0x801912c2 in union_putpages (ap=0xb892e900) at /usr/src/sys/miscfs/union/union_vnops.c:1047
#11 0x8020caca in vnode_pager_putpages (object=0xc4c81958, m=0xb892e970, count=2, sync=12, rtvals=0xb892e93c) at vnode_if.h:1147
#12 0x80209a0f in vm_pageout_flush (mc=0xb892e970, count=2, flags=12) at /usr/src/sys/vm/vm_pager.h:147
#13 0x8020697b in vm_object_page_collect_flush (object=0xc4c81958, p=0x828b23b0, curgeneration=47865, pagerflags=12)
at /usr/src/sys/vm/vm_object.c:806
#14 0x80206559 in vm_object_page_clean (object=0xc4c81958, start=0, end=0, flags=4) at /usr/src/sys/vm/vm_object.c:605
#15 0x80182b08 in vfs_msync (mp=0x8fd6c600, flags=2) at /usr/src/sys/kern/vfs_subr.c:2731
#16 0x80183c80 in sync (p=0x802c5440, uap=0x0) at /usr/src/sys/kern/vfs_syscalls.c:582
#17 0x80152086 in boot (howto=256) at /usr/src/sys/kern/kern_shutdown.c:235
#18 0x8015275d in panic (fmt=0x80275399 "%s") at /usr/src/sys/kern/kern_shutdown.c:595
#19 0x8023fa41 in trap_fatal (frame=0xb892ebc4, eva=0) at /usr/src/sys/i386/i386/trap.c:974
#20 0x8023f6ad in trap_pfault (frame=0xb892ebc4, usermode=0, eva=0) at /usr/src/sys/i386/i386/trap.c:867
#21 0x8023f20b in trap (frame={tf_fs = -1851260904, tf_es = -2146303984, tf_ds = -1989672944, tf_edi = -1464680448, tf_esi = 0,
tf_ebp = -1198330832, tf_isp = -1198330896, tf_ebx = 8192, tf_edx = -1464680448, tf_ecx = 2048, tf_eax = -1464680448,
tf_trapno = 12, tf_err = 0, tf_eip = -2145131498, tf_cs = 8, tf_eflags = 66054, tf_esp = -1198330592, tf_ss = -1198330620})
at /usr/src/sys/i386/i386/trap.c:466
#22 0x8023e416 in generic_bcopy ()
#23 0x801f5b65 in ffs_write (ap=0xb892ecc8) at /usr/src/sys/ufs/ufs/ufs_readwrite.c:547
#24 0x80191451 in union_write (ap=0xb892ed0c) at vnode_if.h:363
#25 0x8020cca8 in vnode_pager_generic_putpages (vp=0xc83f83c0, m=0xb892ede4, bytecount=8192, flags=12, rtvals=0xb892edb0)
at vnode_if.h:363
#26 0x801912c2 in union_putpages (ap=0xb892ed74) at /usr/src/sys/miscfs/union/union_vnops.c:1047
#27 0x8020caca in vnode_pager_putpages (object=0xc7076170, m=0xb892ede4, count=2, sync=12, rtvals=0xb892edb0) at vnode_if.h:1147
#28 0x80209a0f in vm_pageout_flush (mc=0xb892ede4, count=2, flags=12) at /usr/src/sys/vm/vm_pager.h:147
#29 0x8020697b in vm_object_page_collect_flush (object=0xc7076170, p=0x835e4830, curgeneration=25361, pagerflags=12)
at /usr/src/sys/vm/vm_object.c:806
#30 0x80206559 in vm_object_page_clean (object=0xc7076170, start=0, end=0, flags=4) at /usr/src/sys/vm/vm_object.c:605
#31 0x80182b08 in vfs_msync (mp=0x8fd6c600, flags=2) at /usr/src/sys/kern/vfs_subr.c:2731
#32 0x80182ed6 in sync_fsync (ap=0xb892ef7c) at /usr/src/sys/kern/vfs_subr.c:2992
#33 0x801811bf in sched_sync () at vnode_if.h:558
(kgdb) up 7
#7 0x801f5b65 in ffs_write (ap=0xb892e854) at /usr/src/sys/ufs/ufs/ufs_readwrite.c:547
547 error =
(kgdb) list
542
543 size = BLKSIZE(fs, ip, lbn) - bp->b_resid;
544 if (size < xfersize)
545 xfersize = size;
546
547 error =
548 uiomove((char *)bp->b_data + blkoffset, (int)xfersize, uio);
549 if ((ioflag & (IO_VMIO|IO_DIRECT)) &&
550 (LIST_FIRST(&bp->b_dep) == NULL)) {
551 bp->b_flags |= B_RELBUF;
----
Marc G. Fournier Hub.Org Networking Services (http://www.hub.org)
Email: scrappy@hub.org Yahoo!: yscrappy ICQ: 7615664
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