Re: 5.3-BETA panic ....

From: John-Mark Gurney <gurney_j_at_resnet.uoregon.edu>
Date: Sun, 29 Aug 2004 22:23:46 -0700
John-Mark Gurney wrote this message on Wed, Aug 25, 2004 at 13:18 -0700:
> Wilkinson, Alex wrote this message on Wed, Aug 25, 2004 at 15:47 +0930:
> [...]
> 
> Just a me too, but mine is from syslogd, and was through console device:
> System shutdown time has arrived^G^G^M
> 
> 
> Fatal trap 12: page fault while in kernel mode
> cpuid = 0; apic id = 00
> fault virtual address   = 0xdeadc136
> fault code              = supervisor read, page not present
> instruction pointer     = 0x8:0xc07665fa
> stack pointer           = 0x10:0xd09717b0
> frame pointer           = 0x10:0xd09717bc
> 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         = 267 (syslogd)
> [thread 100044]
> Stopped at      commodem+0x12:  movl    0x58(%eax),%ebx
> db> tr
> commodem(c19f0600,0,1,c17c1800,6) at commodem+0x12
> comhardclose(c17c1800) at comhardclose+0x6c
> sioopen(c1828300,6,2000,c17f7000,0) at sioopen+0x392
> spec_open(d097186c,d0971928,c06584bd,d097186c,80) at spec_open+0x2c4
> spec_vnoperate(d097186c) at spec_vnoperate+0x13
> vn_open_cred(d097196c,c08e2c18,0,c170d480,ffffffff) at vn_open_cred+0x431
> vn_open(d097196c,c08e2c18,0,ffffffff) at vn_open+0x1e
> cn_devopen(c08e2be0,c17f7000,0) at cn_devopen+0xac
> cnopen(c08af274,6,2000,c17f7000,0) at cnopen+0x41
> spec_open(d0971a74,d0971b30,c06584bd,d0971a74,80) at spec_open+0x2c4
> spec_vnoperate(d0971a74) at spec_vnoperate+0x13
> vn_open_cred(d0971be4,d0971ce4,0,c170d480,7) at vn_open_cred+0x431
> vn_open(d0971be4,d0971ce4,0,7,c08b24e0) at vn_open+0x1e
> kern_open(c17f7000,804f220,0,6,0) at kern_open+0xd2
> open(c17f7000,d0971d14,3,2,292) at open+0x18
> syscall(2f,2f,2f,7,bfbfdff0) at syscall+0x217
> Xint0x80_syscall() at Xint0x80_syscall+0x1f
> --- syscall (5, FreeBSD ELF32, open), eip = 0x280d358f, esp = 0xbfbfd9dc, ebp = 0xbfbfda58 ---

Just a bit more info about this... This is 100% reproducable on my
system..  It's a standard sio0 comconsole, and I just need to run
shutdown -r now from ttyd0 (the comconsole), and it panics.

-- 
  John-Mark Gurney				Voice: +1 415 225 5579

     "All that I will do, has been done, All that I have, has not."
Received on Mon Aug 30 2004 - 03:23:49 UTC

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