Date: Mon, 7 May 2007 13:55:26 GMT From: Denis<backspace@ua.fm> To: freebsd-gnats-submit@FreeBSD.org Subject: i386/112487: kernel panic on swi0:sio Message-ID: <200705071355.l47DtQWu025222@www.freebsd.org> Resent-Message-ID: <200705071410.l47EA5eb092566@freefall.freebsd.org>
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>Number: 112487
>Category: i386
>Synopsis: kernel panic on swi0:sio
>Confidential: no
>Severity: critical
>Priority: high
>Responsible: freebsd-i386
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Mon May 07 14:10:04 GMT 2007
>Closed-Date:
>Last-Modified:
>Originator: Denis
>Release: 6.2 RELEASE
>Organization:
>Environment:
FreeBSD mail.lepetykha.net 6.2-RELEASE FreeBSD 6.2-PRERELEASE #29: Tue Mar 27 12:50:42 EET 2007 admin@mail.lepetykha.net:/usr/src/sys/i386/compile/GATE i386
>Description:
The box is SMP (AMD Athlon 64 X2) and using multiport PCI card (with device puc in kernel)
Fatal trap 12: page fault while in kernel mode
cpuid = 1; apic id = 01
fault virtual address = 0x14
fault code = supervisor read, page not present
instruction pointer = 0x20:0xc070c3d6
stack pointer = 0x28:0xd44cdc50
frame pointer = 0x28:0xd44cdc7c
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 = 33 (swi0: sio)
trap number = 12
panic: page fault
cpuid = 1
Uptime: 4h49m35s
Dumping 511 MB (2 chunks)
chunk 0: 1MB (158 pages) ... ok
chunk 1: 511MB (130800 pages) 495 479 463 447 431 415 399 383 367 351 335 319 303 287 271 255 239 223 207 191 175 159 143 127 111 95 79 63
47 31 15
#0 doadump () at pcpu.h:165
165 __asm __volatile("movl %%fs:0,%0" : "=r" (td));
(kgdb) bt
#0 doadump () at pcpu.h:165
#1 0xc0590fd6 in boot (howto=260) at ../../../kern/kern_shutdown.c:409
#2 0xc05912fd in panic (fmt=0xc0746dfb "%s") at ../../../kern/kern_shutdown.c:565
#3 0xc070e490 in trap_fatal (frame=0xd44cdc10, eva=20) at ../../../i386/i386/trap.c:837
#4 0xc070e1cf in trap_pfault (frame=0xd44cdc10, usermode=0, eva=20) at ../../../i386/i386/trap.c:745
#5 0xc070de29 in trap (frame=
{tf_fs = 8, tf_es = 40, tf_ds = 40, tf_edi = -1018904244, tf_esi = 20, tf_ebp = -733160324, tf_isp = -733160388, tf_ebx = 108, tf_edx =
108, tf_ecx = 27, tf_eax = -1018904264, tf_trapno = 12, tf_err = 0, tf_eip = -1066351658, tf_cs = 32, tf_eflags = 66070, tf_esp = 0, tf_ss =
-1019146184}) at ../../../i386/i386/trap.c:435
#6 0xc06fa86a in calltrap () at ../../../i386/i386/exception.s:139
#7 0xc070c3d6 in generic_bcopy () at ../../../i386/i386/support.s:489
Previous frame inner to this frame (corrupt stack?)
(kgdb) list *0xc070c3d6
0xc070c3d6 is at ../../../i386/i386/support.s:490.
485 cmpl %ecx,%eax /* overlapping && src < dst? */
486 jb 1f
487
488 shrl $2,%ecx /* copy by 32-bit words */
489 cld /* nope, copy forwards */
490 rep
491 movsl
492 movl 20(%esp),%ecx
493 andl $3,%ecx /* any bytes left? */
494 rep
>How-To-Repeat:
Compile kernel with options SMP and device puc options, set up and couple of dial-in lines
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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