panic on shutdown
Florian C. Smeets
flo at kasimir.com
Sat Oct 25 12:49:06 PDT 2003
I should have added that this is a kernel todays sources on an smp system.
FreeBSD bender 5.1-CURRENT FreeBSD 5.1-CURRENT #73: Sat Oct 25
20:30:56 CEST 2003 root at bender:/space/obj/space/src/sys/BENDER i386
Florian C. Smeets wrote:
> Hey Guys,
>
> i got this panic on doing "shutdown -r now".
>
> Fatal trap 12: page fault while in kernel mode
> cpuid = 1; lapic.id = 01000000
> fault virtual address = 0xdeadc0de
> fault code = supervisor read, page not present
> instruction pointer = 0x8:0xc0521678
> stack pointer = 0x10:0xcdccd810
> frame pointer = 0x10:0xcdccd810
> 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 = 15 (swi1: net)
> kernel: type 12 trap, code=0
> Stopped at strlen+0x8: cmpb $0,0(%edx)
> db> t
> strlen(deadc0de,cdccd8f4,c06e25a8,cdccd848,c04e0993) at strlen+0x8
> kvprintf(c067d4f4,c04d9ca0,cdccd8f4,a,cdccd944) at kvprintf+0x5b2
> vsnprintf(c06df060,100,c067d4f4,cdccd940,100) at vsnprintf+0x3e
> panic(c067d4f4,deadc0de,c0687d51,66e,cdccd958) at panic+0xc9
> _mtx_lock_flags(c2e93490,0,c0687d51,66e,c16e7d00) at _mtx_lock_flags+0x66
> ip_rtaddr(57b52cd9,cdccdc38,1,14,c16e7d00) at ip_rtaddr+0x5e
> ip_forward(c16e7d00,cdccdc38,0,0,c06e10a0) at ip_forward+0xb5
> ip_input(c16e7d00,0,c06869f8,89,0) at ip_input+0x756
> netisr_processqueue(c0706a70,0,c06869f8,e5,c169c5c0) at
> netisr_processqueue+0x8e
>
> swi_net(0,0,c067bc0d,21b,c16a53c8) at swi_net+0x98
> ithread_loop(c16a3c00,cdccdd48,c067ba6f,314,0) at ithread_loop+0x192
> fork_exit(c04a5280,c16a3c00,cdccdd48) at fork_exit+0xcf
> fork_trampoline() at fork_trampoline+0x8
> --- trap 0x1, eip = 0, esp = 0xcdccdd7c, ebp = 0 ---
>
> Don't know if it's useful or not.
>
> Regards,
> flo
>
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