Date: Sat, 14 Mar 2009 22:47:18 GMT From: Miroslav Drbal <mdrbal@nymfe.net> To: freebsd-gnats-submit@FreeBSD.org Subject: kern/132646: Recent DRM kernel crash in 7.1-STABLE Message-ID: <200903142247.n2EMlImj047273@www.freebsd.org> Resent-Message-ID: <200903142250.n2EMo7Hs049611@freefall.freebsd.org>
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>Number: 132646
>Category: kern
>Synopsis: Recent DRM kernel crash in 7.1-STABLE
>Confidential: no
>Severity: critical
>Priority: high
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Sat Mar 14 22:50:07 UTC 2009
>Closed-Date:
>Last-Modified:
>Originator: Miroslav Drbal
>Release: 7.1-STABLE
>Organization:
>Environment:
FreeBSD devil 7.1-STABLE FreeBSD 7.1-STABLE #2: Sat Mar 14 12:54:56 CET 2009 apoc@devil:/usr/obj/usr/src/sys/DEVIL i386
>Description:
Unread portion of the kernel message buffer:
<118>Mar 13 23:24:17 devil syslogd: exiting on signal 15
info: [drm] Num pipes: 1
Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address = 0x10
fault code = supervisor read, page not present
instruction pointer = 0x20:0xc4a39d69
stack pointer = 0x28:0xc3ea1c3c
frame pointer = 0x28:0xc3ea1c4c
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 = 12 (swi4: clock sio)
trap number = 12
panic: page fault
cpuid = 0
Uptime: 7m0s
Physical memory: 1010 MB
Dumping 150 MB: 135 119 103 87 71 55 39 23 7
Reading symbols from /boot/kernel/acpi.ko...Reading symbols from /boot/kernel/acpi.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/acpi.ko
Reading symbols from /boot/kernel/linux.ko...Reading symbols from /boot/kernel/linux.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/linux.ko
Reading symbols from /usr/local/modules/rtc.ko...done.
Loaded symbols for /usr/local/modules/rtc.ko
Reading symbols from /boot/kernel/radeon.ko...Reading symbols from /boot/kernel/radeon.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/radeon.ko
Reading symbols from /boot/kernel/drm.ko...Reading symbols from /boot/kernel/drm.ko.symbols...done.
done.
Loaded symbols for /boot/kernel/drm.ko
#0 doadump () at pcpu.h:196
196 __asm __volatile("movl %%fs:0,%0" : "=r" (td));
(kgdb) bt full
#0 doadump () at pcpu.h:196
No locals.
#1 0xc07d6706 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:418
_giantcnt = Variable "_giantcnt" is not available.
(kgdb) backtrace
#0 doadump () at pcpu.h:196
#1 0xc07d6706 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:418
#2 0xc07d69ee in panic (fmt=Variable "fmt" is not available.
) at /usr/src/sys/kern/kern_shutdown.c:574
#3 0xc0a606ac in trap_fatal (frame=0xc3ea1bfc, eva=16)
at /usr/src/sys/i386/i386/trap.c:939
#4 0xc0a6091b in trap_pfault (frame=0xc3ea1bfc, usermode=0, eva=16)
at /usr/src/sys/i386/i386/trap.c:852
#5 0xc0a61312 in trap (frame=0xc3ea1bfc) at /usr/src/sys/i386/i386/trap.c:530
#6 0xc0a45deb in calltrap () at /usr/src/sys/i386/i386/exception.s:159
#7 0xc4a39d69 in radeon_get_vblank_counter (dev=0xc4354400, crtc=0)
at /usr/src/sys/modules/drm/radeon/../../../dev/drm/radeon_irq.c:308
#8 0xc4a6114e in vblank_disable_fn (arg=0xc4354400)
at /usr/src/sys/modules/drm/drm/../../../dev/drm/drm_irq.c:91
#9 0xc07e9576 in softclock (dummy=0x0) at /usr/src/sys/kern/kern_timeout.c:274
#10 0xc07b42cb in ithread_loop (arg=0xc408b280)
at /usr/src/sys/kern/kern_intr.c:1088
#11 0xc07b0d74 in fork_exit (callout=0xc07b40f0 <ithread_loop>,
arg=0xc408b280, frame=0xc3ea1d38) at /usr/src/sys/kern/kern_fork.c:810
#12 0xc0a45e60 in fork_trampoline () at /usr/src/sys/i386/i386/exception.s:264
>How-To-Repeat:
I used radeondriver on my X600 Mobility card, after some work in X server i did server shutdown from menu. Kernel crashed.
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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