kern/182557: Frequent reboots due to kernel trap happening in pf_test_rule
Berend de Boer
berend at pobox.com
Tue Oct 8 22:50:02 UTC 2013
The following reply was made to PR kern/182557; it has been noted by GNATS.
From: Berend de Boer <berend at pobox.com>
To: bug-followup at FreeBSD.org, berend at pobox.com
Cc:
Subject: Re: kern/182557: Frequent reboots due to kernel trap happening in
pf_test_rule
Date: Wed, 09 Oct 2013 11:43:40 +1300
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Happens on 10-ALPHA5 as well:
Oct 9 08:29:08 bmach kernel: Kernel page fault with the following
non-sleepable locks held:
Oct 9 08:29:08 bmach kernel: shared rw pf rulesets (pf rulesets) r =3D 0=
(0xffffffff81d03ae8) locked @
/usr/src/head/sys/modules/pf/../../netpfil/pf/pf.c:5660
Oct 9 08:29:08 bmach kernel: shared rm PFil shared rmlock (PFil shared
rmlock) r =3D 0 (0xffffffff8170cd00) locked @ /usr/src/head/sys/net/pfil.=
c:77
Oct 9 08:29:08 bmach kernel: shared rw udpinp (udpinp) r =3D 0
(0xfffff80017affda8) locked @ /usr/src/head/sys/netinet/udp_usrreq.c:981
Oct 9 08:29:08 bmach kernel: KDB: stack backtrace:
Oct 9 08:29:08 bmach kernel: db_trace_self_wrapper() at
db_trace_self_wrapper+0x2b/frame 0xfffffe011e9acb30
Oct 9 08:29:08 bmach kernel: kdb_backtrace() at
kdb_backtrace+0x39/frame 0xfffffe011e9acbe0
Oct 9 08:29:08 bmach kernel: witness_warn() at witness_warn+0x4a8/frame
0xfffffe011e9acca0
Oct 9 08:29:08 bmach kernel: trap_pfault() at trap_pfault+0x5a/frame
0xfffffe011e9acd40
Oct 9 08:29:08 bmach kernel: trap() at trap+0x670/frame 0xfffffe011e9acf=
60
Oct 9 08:29:08 bmach kernel: calltrap() at calltrap+0x8/frame
0xfffffe011e9acf60
Oct 9 08:29:08 bmach kernel: --- trap 0xc, rip =3D 0xffffffff81ce1f6e,
rsp =3D 0xfffffe011e9ad020, rbp =3D 0xfffffe011e9ad4f0 ---
Oct 9 08:29:08 bmach kernel: pf_test_rule() at
pf_test_rule+0x248e/frame 0xfffffe011e9ad4f0
Oct 9 08:29:08 bmach kernel: pf_test() at pf_test+0x9c8/frame
0xfffffe011e9ad690
Oct 9 08:29:08 bmach kernel: pf_check_out() at pf_check_out+0x3c/frame
0xfffffe011e9ad6c0
Oct 9 08:29:08 bmach kernel: pfil_run_hooks() at
pfil_run_hooks+0x93/frame 0xfffffe011e9ad750
Oct 9 08:29:08 bmach kernel: ip_output() at ip_output+0x8c8/frame
0xfffffe011e9ad840
Oct 9 08:29:08 bmach kernel: udp_send() at udp_send+0x866/frame
0xfffffe011e9ad900
Oct 9 08:29:08 bmach kernel: sosend_dgram() at sosend_dgram+0x36b/frame
0xfffffe011e9ad980
Oct 9 08:29:08 bmach kernel: kern_sendit() at kern_sendit+0x207/frame
0xfffffe011e9ada30
Oct 9 08:29:08 bmach kernel: sendit() at sendit+0x116/frame
0xfffffe011e9ada80
Oct 9 08:29:08 bmach kernel: sys_sendmsg() at sys_sendmsg+0x61/frame
0xfffffe011e9adae0
Oct 9 08:29:08 bmach kernel: amd64_syscall() at
amd64_syscall+0x265/frame 0xfffffe011e9adbf0
Oct 9 08:29:08 bmach kernel: Xfast_syscall() at
Xfast_syscall+0xfb/frame 0xfffffe011e9adbf0
Oct 9 08:29:08 bmach kernel: --- syscall (28, FreeBSD ELF64,
sys_sendmsg), rip =3D 0x80131769a, rsp =3D 0x7fffffbfd178, rbp =3D
0x7fffffbfd1a0 ---
Oct 9 08:29:08 bmach kernel:
Oct 9 08:29:08 bmach kernel:
Oct 9 08:29:08 bmach kernel: Fatal trap 12: page fault while in kernel m=
ode
Oct 9 08:29:08 bmach kernel: cpuid =3D 1; apic id =3D 01
Oct 9 08:29:08 bmach kernel: fault virtual address =3D 0x10
Oct 9 08:29:08 bmach kernel: fault code =3D supervisor read data, page
not present
Oct 9 08:29:08 bmach kernel: instruction pointer =3D 0x20:0xffffffff81ce=
1f6e
Oct 9 08:29:08 bmach kernel: stack pointer =3D
0x28:0xfffffe011e9ad020
Oct 9 08:29:08 bmach kernel: frame pointer =3D
0x28:0xfffffe011e9ad4f0
Oct 9 08:29:11 bmach kernel: code segment =3D base 0x0, limit 0xfffff,
type 0x1b
Oct 9 08:29:11 bmach kernel: =3D DPL 0, pres 1, long 1, def32 0, gran 1
Oct 9 08:29:11 bmach kernel: processor eflags =3D interrupt enabled,
resume, IOPL =3D 0
Oct 9 08:29:11 bmach kernel: current process =3D 1082 (named)
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