Date: Mon, 3 Nov 2003 18:41:16 +0100 (CET) From: Lukas Ertl <l.ertl@univie.ac.at> To: current@freebsd.org Subject: panic in in_pcb.c:866 Message-ID: <20031103183718.G649@korben.in.tern>
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Hi,
I'm not sure if this is a known problem; I'm getting the following panic
on my laptop quite often, with a kernel from Sun Nov 2 21:57:32 CET 2003.
The only active network interface is an ath(4) Cardbus WLAN card.
Backtrace is attached, if you need more info I have the backtrace
available:
---
Fatal trap 12: page fault while in kernel mode
fault virtual address =3D 0x24
fault code =3D supervisor read, page not present
instruction pointer =3D 0x8:0xc053e64b
stack pointer =3D 0x10:0xcdcc3bb0
frame pointer =3D 0x10:0xcdcc3bc4
code segment =3D base 0x0, limit 0xfffff, type 0x1b
=3D DPL 0, pres 1, def32 1, gran 1
processor eflags =3D interrupt enabled, resume, IOPL =3D 0
current process =3D 13 (swi8: tty:sio clock)
Dumping 255 MB
16 32 48 64 80 96 112 128 144 160 176 192 208 224 240
---
Reading symbols from /boot/kernel/ng_ubt.ko...done.
Loaded symbols for /boot/kernel/ng_ubt.ko
Reading symbols from /boot/kernel/netgraph.ko...done.
Loaded symbols for /boot/kernel/netgraph.ko
Reading symbols from
/usr/obj/usr/src/sys/KORBEN/modules/usr/src/sys/modules/acpi/acpi.ko.debug.=
=2E.done.
Loaded symbols for
/usr/obj/usr/src/sys/KORBEN/modules/usr/src/sys/modules/acpi/acpi.ko.debug
Reading symbols from
/usr/obj/usr/src/sys/KORBEN/modules/usr/src/sys/modules/linux/linux.ko.debu=
g...done.
Loaded symbols for
/usr/obj/usr/src/sys/KORBEN/modules/usr/src/sys/modules/linux/linux.ko.debu=
g
#0 doadump () at /usr/src/sys/kern/kern_shutdown.c:240
240 dumping++;
(kgdb) where
#0 doadump () at /usr/src/sys/kern/kern_shutdown.c:240
#1 0xc044c885 in db_fncall (dummy1=3D0, dummy2=3D0, dummy3=3D0,
dummy4=3D0xcdcc39dc "@Et=C0\f") at /usr/src/sys/ddb/db_command.c:548
#2 0xc044c5d2 in db_command (last_cmdp=3D0xc0743be0, cmd_table=3D0x0,
aux_cmd_tablep=3D0xc06fa4b0, aux_cmd_tablep_end=3D0xc06fa4b4)
at /usr/src/sys/ddb/db_command.c:346
#3 0xc044c715 in db_command_loop () at /usr/src/sys/ddb/db_command.c:472
#4 0xc044f735 in db_trap (type=3D12, code=3D0) at
/usr/src/sys/ddb/db_trap.c:73
#5 0xc068c97c in kdb_trap (type=3D12, code=3D0, regs=3D0xcdcc3b70)
at /usr/src/sys/i386/i386/db_interface.c:171
#6 0xc069e4d6 in trap_fatal (frame=3D0xcdcc3b70, eva=3D0)
at /usr/src/sys/i386/i386/trap.c:818
#7 0xc069db23 in trap (frame=3D
{tf_fs =3D -1068171240, tf_es =3D -1022427120, tf_ds =3D -1049821168,
tf_edi =3D 0, tf_esi =3D 36, tf_ebp =3D -842253372, tf_isp =3D -842253412, =
tf_ebx
=3D 0, tf_edx =3D -1066490503, tf_ecx =3D -1024585424, tf_eax =3D 36, tf_tr=
apno =3D
12, tf_err =3D 0, tf_eip =3D -1068243381, tf_cs =3D 8, tf_eflags =3D 66195,=
tf_esp
=3D 14, tf_ss =3D -842253312})
at /usr/src/sys/i386/i386/trap.c:252
#8 0xc068e328 in calltrap () at {standard input}:102
#9 0xc053ea99 in _mtx_lock_sleep (m=3D0x24, opts=3D0, file=3D0x0, line=3D0=
)
at /usr/src/sys/kern/kern_mutex.c:635
#10 0xc05dafd9 in in_losing (inp=3D0xc2ed8460)
at /usr/src/sys/netinet/in_pcb.c:866
#11 0xc05ec414 in tcp_timer_rexmt (xtp=3D0xc2eda590)
at /usr/src/sys/netinet/tcp_timer.c:568
#12 0xc055b6de in softclock (dummy=3D0x0) at
/usr/src/sys/kern/kern_timeout.c:225
#13 0xc05331a8 in ithread_loop (arg=3D0xc16c0c80)
at /usr/src/sys/kern/kern_intr.c:540
#14 0xc0531e50 in fork_exit (callout=3D0xc0532fd0 <ithread_loop>, arg=3D0x0=
,
frame=3D0x0) at /usr/src/sys/kern/kern_fork.c:793
---
regards,
le
--=20
Lukas Ertl eMail: l.ertl@univie.ac.at
UNIX Systemadministrator Tel.: (+43 1) 4277-14073
Vienna University Computer Center Fax.: (+43 1) 4277-9140
University of Vienna http://mailbox.univie.ac.at/~le/
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