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Date:      Tue, 17 Sep 2013 20:00:01 GMT
From:      Berend de Boer <berend@pobox.com>
To:        freebsd-bugs@FreeBSD.org
Subject:   Re: misc/182141: Very frequent (at most 3 hours) kernel trap 12
Message-ID:  <201309172000.r8HK016X069799@freefall.freebsd.org>

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The following reply was made to PR misc/182141; it has been noted by GNATS.

From: Berend de Boer <berend@pobox.com>
To: bug-followup@FreeBSD.org, berend@pobox.com
Cc:  
Subject: Re: misc/182141: Very frequent (at most 3 hours) kernel trap 12
Date: Wed, 18 Sep 2013 07:49:28 +1200

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 And another one.
 
 Sep 17 21:53:09 bmach kernel: Fatal trap 12: page fault while in kernel m=
 ode
 Sep 17 21:53:09 bmach kernel: cpuid =3D 1; apic id =3D 01
 Sep 17 21:53:09 bmach kernel: fault virtual address     =3D 0x10
 Sep 17 21:53:09 bmach kernel: fault code                =3D supervisor
 read, page not present
 Sep 17 21:53:09 bmach kernel: instruction pointer       =3D 0x20:0xc05343=
 be
 Sep 17 21:53:09 bmach kernel: stack pointer             =3D 0x28:0xf07647=
 98
 Sep 17 21:53:09 bmach kernel: frame pointer             =3D 0x28:0xf07647=
 98
 Sep 17 21:53:09 bmach kernel: code segment              =3D base 0x0,
 limit 0xfffff, type 0x1b
 Sep 17 21:53:09 bmach kernel: =3D DPL 0, pres 1, def32 1, gran 1
 Sep 17 21:53:09 bmach kernel: processor eflags  =3D interrupt enabled,
 resume, IOPL =3D 0
 Sep 17 21:53:09 bmach kernel: current process           =3D 2343 (named)
 Sep 17 21:53:09 bmach kernel: trap number               =3D 12
 Sep 17 21:53:09 bmach kernel: panic: page fault
 Sep 17 21:53:09 bmach kernel: cpuid =3D 1
 Sep 17 21:53:09 bmach kernel: KDB: stack backtrace:
 Sep 17 21:53:09 bmach kernel: #0 0xc0b27b78 at kdb_backtrace+0x4b
 Sep 17 21:53:09 bmach kernel: #1 0xc0af0b39 at panic+0x16f
 Sep 17 21:53:09 bmach kernel: #2 0xc0f8cb62 at trap_fatal+0x324
 Sep 17 21:53:09 bmach kernel: #3 0xc0f8cc47 at trap_pfault+0xd9
 Sep 17 21:53:09 bmach kernel: #4 0xc0f8dfa9 at trap+0x571
 Sep 17 21:53:09 bmach kernel: #5 0xc0f77c8c at calltrap+0x6
 Sep 17 21:53:09 bmach kernel: #6 0xc053f9ab at pf_test_rule+0x1be5
 Sep 17 21:53:09 bmach kernel: #7 0xc054212a at pf_test+0x84d
 Sep 17 21:53:09 bmach kernel: #8 0xc0547fa8 at pf_check_out+0x5c
 Sep 17 21:53:09 bmach kernel: #9 0xc0bb8e84 at pfil_run_hooks+0x74
 Sep 17 21:53:09 bmach kernel: #10 0xc0c1caba at ip_output+0x85d
 Sep 17 21:53:09 bmach kernel: #11 0xc0c9df13 at udp_send+0x93c
 Sep 17 21:53:09 bmach kernel: #12 0xc0b5bb39 at sosend_dgram+0x467
 Sep 17 21:53:09 bmach kernel: #13 0xc0b57157 at sosend+0x3f
 Sep 17 21:53:09 bmach kernel: #14 0xc0b5e7c3 at kern_sendit+0x1ca
 Sep 17 21:53:09 bmach kernel: #15 0xc0b5e9e1 at sendit+0xad
 Sep 17 21:53:09 bmach kernel: #16 0xc0b5ea6f at sys_sendmsg+0x6b
 Sep 17 21:53:09 bmach kernel: #17 0xc0f8d41c at syscall+0x446
 Sep 17 21:53:09 bmach kernel: Uptime: 11h50m23s
 
 
 Any pointers greatly appreciated.
 
 
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