Date: Thu, 29 Oct 2009 21:56:19 -0700 From: Norbert Papke <npapke@acm.org> To: freebsd-stable@freebsd.org Subject: 7.2 Stable Crash - possibly related to if_re Message-ID: <200910292156.19845.npapke@acm.org>
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This occurred shortly after "scp"ing from a VirtualBox VM to the host. The=
=20
file transfer got stuck. The "re" interface stopped working. Shortly=20
afterwards, the host crashed. The "re" interface was used by the host, the=
=20
guest was using a different NIC in bridged mode.
=46reeBSD proven.lan 7.2-STABLE FreeBSD 7.2-STABLE #5 r198666: Thu Oct 29=20
18:36:57 PDT 2009
=46atal trap 12: page fault while in kernel mode
cpuid =3D 0; apic id =3D 00
fault virtual address =3D 0x18
fault code =3D supervisor write data, page not present
instruction pointer =3D 0x8:0xffffffff80d476ee
stack pointer =3D 0x10:0xffffff8000078ae0
frame pointer =3D 0x10:0xffffff8000078b40
code segment =3D base 0x0, limit 0xfffff, type 0x1b
=3D DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags =3D interrupt enabled, resume, IOPL =3D 0
current process =3D 18 (swi5: +)
Physical memory: 8177 MB
(kgdb) bt
#0 doadump () at pcpu.h:195
#1 0xffffffff801d5faf in db_fncall (dummy1=3DVariable "dummy1" is not=20
available.
) at /usr/public/freebsd/sources/stable/sys/ddb/db_command.c:516
#2 0xffffffff801d64b9 in db_command (last_cmdp=3D0xffffffff80b46ac8,=20
cmd_table=3D0x0, dopager=3D1)
at /usr/public/freebsd/sources/stable/sys/ddb/db_command.c:413
#3 0xffffffff801d66bb in db_command_loop ()=20
at /usr/public/freebsd/sources/stable/sys/ddb/db_command.c:466
#4 0xffffffff801d8197 in db_trap (type=3DVariable "type" is not available.
) at /usr/public/freebsd/sources/stable/sys/ddb/db_main.c:228
#5 0xffffffff8054ab45 in kdb_trap (type=3D12, code=3D0, tf=3D0xffffff80000=
78a30)
at /usr/public/freebsd/sources/stable/sys/kern/subr_kdb.c:524
#6 0xffffffff807fcdd3 in trap_fatal (frame=3D0xffffff8000078a30,=20
eva=3DVariable "eva" is not available.
)
at /usr/public/freebsd/sources/stable/sys/amd64/amd64/trap.c:772
#7 0xffffffff807fd185 in trap_pfault (frame=3D0xffffff8000078a30, usermode=
=3D0)
at /usr/public/freebsd/sources/stable/sys/amd64/amd64/trap.c:693
#8 0xffffffff807fd9bd in trap (frame=3D0xffffff8000078a30)
at /usr/public/freebsd/sources/stable/sys/amd64/amd64/trap.c:464
#9 0xffffffff807e710e in calltrap ()=20
at /usr/public/freebsd/sources/stable/sys/amd64/amd64/exception.S:218
#10 0xffffffff80d476ee in re_rxeof () from /boot/kernel/if_re.ko
#11 0xffffffff80d4a481 in re_int_task (arg=3DVariable "arg" is not availabl=
e.
)
=20
at /usr/public/freebsd/sources/stable/sys/modules/re/../../dev/re/if_re.c:2=
191
#12 0xffffffff80554d46 in taskqueue_run (queue=3D0xffffff000192f300)
at /usr/public/freebsd/sources/stable/sys/kern/subr_taskqueue.c:282
#13 0xffffffff804fbc1d in ithread_loop (arg=3D0xffffff00019433a0)
at /usr/public/freebsd/sources/stable/sys/kern/kern_intr.c:1126
#14 0xffffffff804f83c4 in fork_exit (callout=3D0xffffffff804fbaa5=20
<ithread_loop>, arg=3D0xffffff00019433a0,
frame=3D0xffffff8000078c80)=20
at /usr/public/freebsd/sources/stable/sys/kern/kern_fork.c:811
#15 0xffffffff807e74ee in fork_trampoline ()
at /usr/public/freebsd/sources/stable/sys/amd64/amd64/exception.S:554
=46rom dmesg:
re0: <RealTek 8168/8168B/8168C/8168CP/8168D/8168DP/8111B/8111C/8111CP/8111D=
P=20
PCIe Gigabit Ethernet> port 0xd800-0xd8ff mem=20
0xfeaff000-0xfeafffff,0xfdff0000-0xfdffffff irq 17 at device 0.0 on pci3
re0: Using 1 MSI messages
re0: Chip rev. 0x3c000000
re0: MAC rev. 0x00400000
miibus0: <MII bus> on re0
rgephy0: <RTL8169S/8110S/8211B media interface> PHY 1 on miibus0
rgephy0: 10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT,=20
1000baseT-FDX, auto
re0: Ethernet address: 00:30:48:b0:6a:1f
=20
=2D- Norbert Papke.
npapke@acm.org
http://saveournet.ca
Protecting your Internet's level playing field
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