Date: Mon, 23 Sep 2013 05:00:01 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: <201309230500.r8N501NN077194@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: Mon, 23 Sep 2013 16:56:09 +1200 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --wakNJ7tli9VR2rpMBX1smw7IHnHGSu6Wh Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Have enabled: options INVARIANTS options INVARIANT_SUPPORT options WITNESS options DEBUG_MEMGUARD log dump is now: Sep 23 16:48:15 bmach syslogd: kernel boot file is /boot/kernel/kernel Sep 23 16:48:15 bmach kernel: Kernel page fault with the following non-sleepable locks held: Sep 23 16:48:15 bmach kernel: exclusive sleep mutex pf task mtx (pf task mtx) r =3D 0 (0xffffffff8190b7c0) locked @ /usr/src/9.1/sys/modules/pf/../../contrib/pf/net/pf.c:6621 Sep 23 16:48:15 bmach kernel: shared rm PFil hook read/write mutex (PFil hook read/write mutex) r =3D 0 (0xffffffff81419ee8) locked @ /usr/src/9.1/sys/net/pfil.c:77 Sep 23 16:48:15 bmach kernel: shared rw udpinp (udpinp) r =3D 0 (0xfffffe008122d168) locked @ /usr/src/9.1/sys/netinet/udp_usrreq.c:975 Sep 23 16:48:15 bmach kernel: KDB: stack backtrace: Sep 23 16:48:15 bmach kernel: #0 0xffffffff8090d386 at kdb_backtrace+0x66= Sep 23 16:48:15 bmach kernel: #1 0xffffffff8092141e at _witness_debugger+0x2e Sep 23 16:48:15 bmach kernel: #2 0xffffffff80922206 at witness_warn+0x2c6= Sep 23 16:48:15 bmach kernel: #3 0xffffffff80bba27a at trap_pfault+0x6a Sep 23 16:48:15 bmach kernel: #4 0xffffffff80bbaa10 at trap+0x440 Sep 23 16:48:15 bmach kernel: #5 0xffffffff80ba4cdf at calltrap+0x8 Sep 23 16:48:15 bmach kernel: #6 0xffffffff818ec11f at pf_test_rule+0xf2f= Sep 23 16:48:15 bmach kernel: #7 0xffffffff818ef944 at pf_test+0xe74 Sep 23 16:48:15 bmach kernel: #8 0xffffffff818f76f1 at pf_check_out+0x41 Sep 23 16:48:15 bmach kernel: #9 0xffffffff8099b802 at pfil_run_hooks+0xd= 2 Sep 23 16:48:15 bmach kernel: #10 0xffffffff809f340f at ip_output+0x55f Sep 23 16:48:15 bmach kernel: #11 0xffffffff80a6c4c5 at udp_send+0x4d5 Sep 23 16:48:15 bmach kernel: #12 0xffffffff80945a0e at sosend_dgram+0x21= e Sep 23 16:48:15 bmach kernel: #13 0xffffffff8094cd44 at kern_sendit+0x1b4= Sep 23 16:48:15 bmach kernel: #14 0xffffffff8094cfac at sendit+0xdc Sep 23 16:48:15 bmach kernel: #15 0xffffffff8094d037 at sys_sendmsg+0x87 Sep 23 16:48:15 bmach kernel: #16 0xffffffff80bb979a at amd64_syscall+0x2= fa Sep 23 16:48:15 bmach kernel: #17 0xffffffff80ba4fc7 at Xfast_syscall+0xf= 7 Sep 23 16:48:15 bmach kernel: Sep 23 16:48:15 bmach kernel: Sep 23 16:48:15 bmach kernel: Fatal trap 12: page fault while in kernel m= ode Sep 23 16:48:15 bmach kernel: cpuid =3D 0; apic id =3D 00 Sep 23 16:48:15 bmach kernel: fault virtual address =3D 0x10 Sep 23 16:48:15 bmach kernel: fault code =3D supervisor read data, page not present Sep 23 16:48:15 bmach kernel: instruction pointer =3D 0x20:0xffffffff818e= 1888 Sep 23 16:48:15 bmach kernel: stack pointer =3D 0x28:0xffffff82fc485370 Sep 23 16:48:15 bmach kernel: frame pointer =3D 0x28:0xffffff82fc485380 Sep 23 16:48:15 bmach kernel: code segment =3D base 0x0, limit 0xfffff, type 0x1b Sep 23 16:48:15 bmach kernel: =3D DPL 0, pres 1, long 1, def32 0, gran 1 Sep 23 16:48:15 bmach kernel: processor eflags =3D interrupt enabled, resume, IOPL =3D 0 Sep 23 16:48:15 bmach kernel: current process =3D 2199 (named) Sep 23 16:48:15 bmach kernel: trap number =3D 12 Sep 23 16:48:15 bmach kernel: panic: page fault Sep 23 16:48:15 bmach kernel: cpuid =3D 0 Sep 23 16:48:15 bmach kernel: KDB: stack backtrace: Sep 23 16:48:15 bmach kernel: #0 0xffffffff8090d386 at kdb_backtrace+0x66= Sep 23 16:48:15 bmach kernel: #1 0xffffffff808d6e68 at panic+0x1d8 Sep 23 16:48:15 bmach kernel: #2 0xffffffff80bba0c0 at trap_fatal+0x290 Sep 23 16:48:15 bmach kernel: #3 0xffffffff80bba28a at trap_pfault+0x7a Sep 23 16:48:15 bmach kernel: #4 0xffffffff80bbaa10 at trap+0x440 Sep 23 16:48:15 bmach kernel: #5 0xffffffff80ba4cdf at calltrap+0x8 Sep 23 16:48:15 bmach kernel: #6 0xffffffff818ec11f at pf_test_rule+0xf2f= Sep 23 16:48:15 bmach kernel: #7 0xffffffff818ef944 at pf_test+0xe74 Sep 23 16:48:15 bmach kernel: #8 0xffffffff818f76f1 at pf_check_out+0x41 Sep 23 16:48:15 bmach kernel: #9 0xffffffff8099b802 at pfil_run_hooks+0xd= 2 Sep 23 16:48:15 bmach kernel: #10 0xffffffff809f340f at ip_output+0x55f Sep 23 16:48:15 bmach kernel: #11 0xffffffff80a6c4c5 at udp_send+0x4d5 Sep 23 16:48:15 bmach kernel: #12 0xffffffff80945a0e at sosend_dgram+0x21= e Sep 23 16:48:15 bmach kernel: #13 0xffffffff8094cd44 at kern_sendit+0x1b4= Sep 23 16:48:15 bmach kernel: #14 0xffffffff8094cfac at sendit+0xdc Sep 23 16:48:15 bmach kernel: #15 0xffffffff8094d037 at sys_sendmsg+0x87 Sep 23 16:48:15 bmach kernel: #16 0xffffffff80bb979a at amd64_syscall+0x2= fa Sep 23 16:48:15 bmach kernel: #17 0xffffffff80ba4fc7 at Xfast_syscall+0xf= 7 Sep 23 16:48:15 bmach kernel: Uptime: 5h21m4s --wakNJ7tli9VR2rpMBX1smw7IHnHGSu6Wh Content-Type: application/pgp-signature; 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