Date: Thu, 30 Apr 2015 05:31:31 -0700 From: David Wolfskill <david@catwhisker.org> To: current@freebsd.org Cc: ipfw@freebsd.org, "Alexander V. Chernikov" <melifaro@FreeBSD.org> Subject: The KASSERT from r282155 fired; have crash dump. will travel Message-ID: <20150430123131.GB1225@albert.catwhisker.org>
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=46rom /var/crash/core.txt.6:
Thu Apr 30 05:21:22 PDT 2015
FreeBSD 11.0-CURRENT FreeBSD 11.0-CURRENT #47 r282269M/282269:1100071: Th=
u Apr 30 05:07:08 PDT 2015 root@g1-254.catwhisker.org:/common/S3/obj/us=
r/src/sys/CANARY amd64
panic: refcount incosistency: found: 0 unr: 0 total: 1
=2E..
Unread portion of the kernel message buffer:
=2E..
Reading symbols from /boot/kernel/if_lagg.ko.symbols...done.
Loaded symbols for /boot/kernel/if_lagg.ko.symbols
#0 doadump (textdump=3DUnhandled dwarf expression opcode 0x93
) at pcpu.h:219
219 pcpu.h: No such file or directory.
in pcpu.h
(kgdb) #0 doadump (textdump=3DUnhandled dwarf expression opcode 0x93
) at pcpu.h:219
#1 0xffffffff80355f9e in db_dump (dummy=3D<value optimized out>, dummy2=3D=
Unhandled dwarf expression opcode 0x93
)
at /usr/src/sys/ddb/db_command.c:533
#2 0xffffffff80355b17 in db_command (cmd_table=3D0x0)
at /usr/src/sys/ddb/db_command.c:440
#3 0xffffffff80355794 in db_command_loop ()
at /usr/src/sys/ddb/db_command.c:493
#4 0xffffffff80358350 in db_trap (type=3D<value optimized out>, code=3DUnh=
andled dwarf expression opcode 0x93
)
at /usr/src/sys/ddb/db_main.c:251
#5 0xffffffff8096a1b4 in kdb_trap (type=3DUnhandled dwarf expression opcod=
e 0x93
) at /usr/src/sys/kern/subr_kdb.c:654
#6 0xffffffff80cd61fe in trap (frame=3D0xfffffe060cc04220)
at /usr/src/sys/amd64/amd64/trap.c:540
#7 0xffffffff80cb6702 in calltrap ()
at /usr/src/sys/amd64/amd64/exception.S:235
#8 0xffffffff8096988e in kdb_enter (why=3D0xffffffff80f5f68a "panic",=20
msg=3D0xffffffff80974750 "UH\211=E5AWAVATSH\203=ECPI\211=F7A\211=FEH\21=
3\004%=D0vd\201H\211E=D8\201<%x\206d\201") at cpufunc.h:63
#9 0xffffffff8092d949 in vpanic (fmt=3D<value optimized out>,=20
ap=3D<value optimized out>) at /usr/src/sys/kern/kern_shutdown.c:739
#10 0xffffffff8092d792 in kassert_panic (fmt=3D<value optimized out>)
at /usr/src/sys/kern/kern_shutdown.c:634
#11 0xffffffff80b56c11 in ipfw_rewrite_rule_uidx (chain=3D0xffffffff817b2be=
0,=20
ci=3D0xfffffe060cc04508) at /usr/src/sys/netpfil/ipfw/ip_fw_table.c:3402
#12 0xffffffff80b51613 in commit_rules (chain=3D0xffffffff817b2be0,=20
rci=3D0xfffffe060cc04508, count=3DUnhandled dwarf expression opcode 0x93
)
at /usr/src/sys/netpfil/ipfw/ip_fw_sockopt.c:675
#13 0xffffffff80b533ed in add_rules (chain=3D0xffffffff817b2be0,=20
op3=3D<value optimized out>, sd=3D<value optimized out>)
at /usr/src/sys/netpfil/ipfw/ip_fw_sockopt.c:2589
#14 0xffffffff80b4f9bb in ipfw_ctl3 (sopt=3D0xfffffe060cc04920)
at /usr/src/sys/netpfil/ipfw/ip_fw_sockopt.c:3189
#15 0xffffffff809be84e in kern_getsockopt (td=3D0xfffff8000a48b000,=20
s=3D<value optimized out>, level=3D<value optimized out>,=20
name=3D<value optimized out>, val=3D<value optimized out>, valseg=3DUnh=
andled dwarf expression opcode 0x93
)
at /usr/src/sys/kern/uipc_syscalls.c:1531
#16 0xffffffff809be750 in sys_getsockopt (td=3D0xfffff8000a48b000,=20
uap=3D0xfffffe060cc04a40) at /usr/src/sys/kern/uipc_syscalls.c:1477
#17 0xffffffff80cd714c in amd64_syscall (td=3D0xfffff8000a48b000, traced=3D=
0)
at subr_syscall.c:133
#18 0xffffffff80cb69eb in Xfast_syscall ()
at /usr/src/sys/amd64/amd64/exception.S:395
#19 0x0000000800b1caaa in ?? ()
Previous frame inner to this frame (corrupt stack?)
Current language: auto; currently minimal
(kgdb)=20
=2E...
I haven't tried i386 yet. I can make the core.txt.6 file available.
This was on my laptop, where I use ipfw in a "failover" LAGG environment.
Anything else I can provide to help fix this?
Peace,
david
--=20
David H. Wolfskill david@catwhisker.org
Those who murder in the name of God or prophet are blasphemous cowards.
See http://www.catwhisker.org/~david/publickey.gpg for my public key.
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