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[issue1959] DFBSD v2.9.1.422.gc98f2 - Panic during boot - IPv6 and PF


From: "Antonio Huete Jimenez \(via DragonFly issue tracker\)" <sinknull@xxxxxxxxxxxxxxxxxxxxx>
Date: Wed, 12 Jan 2011 21:36:33 +0000

New submission from Antonio Huete Jimenez <tuxillo@quantumachine.net>:

Hi all,

Got this panic during a boot up process. I haven't been able to reproduce it again:

(kgdb) bt
#0  _get_mycpu (di=0xc06faf20) at ./machine/thread.h:83
#1  md_dumpsys (di=0xc06faf20) at
/home/source/dfbsd/sys/platform/pc32/i386/dump_machdep.c:263
#2  0xc031b416 in dumpsys () at /home/source/dfbsd/sys/kern/kern_shutdown.c:881
#3  0xc031b9d6 in boot (howto=260) at
/home/source/dfbsd/sys/kern/kern_shutdown.c:388
#4  0xc031bc7d in panic (fmt=0xc05c3404 "%s") at
/home/source/dfbsd/sys/kern/kern_shutdown.c:787
#5  0xc0575c12 in trap_fatal (frame=0xd8727614, eva=<value optimized out>)
    at /home/source/dfbsd/sys/platform/pc32/i386/trap.c:1116
#6  0xc0575d48 in trap_pfault (frame=0xd8727614, usermode=0, eva=826367903)
    at /home/source/dfbsd/sys/platform/pc32/i386/trap.c:1018
#7  0xc05762a1 in trap (frame=0xd8727614) at
/home/source/dfbsd/sys/platform/pc32/i386/trap.c:705
#8  0xc055dfc7 in calltrap () at
/home/source/dfbsd/sys/platform/pc32/i386/exception.s:785
#9  0xc08e3c7a in pf_find_state (kif=0xc7170270, key=0xd8727748, dir=2,
m=0xd8798200)
    at /home/source/dfbsd/sys/net/pf/pf.c:883
#10 0xc08e410f in pf_test_state_icmp (state=0xd872783c, direction=2,
kif=0xc7170270, m=0xd8798200, off=48, 
    h=0xd87983d8, pd=0xd87277f0, reason=0xd8727848) at
/home/source/dfbsd/sys/net/pf/pf.c:4570
#11 0xc08e965e in pf_test6 (dir=2, ifp=0xd86c1460, m0=0xd8727894, eh=0x0, inp=0x0)
    at /home/source/dfbsd/sys/net/pf/pf.c:6361
#12 0xc08ed084 in pf_check6_out (arg=0x0, m=0xd8727894, ifp=0xd86c1460, dir=2)
    at /home/source/dfbsd/sys/net/pf/pf_ioctl.c:3158
#13 0xc039e995 in pfil_run_hooks (ph=0xc0756f4c, mp=0xd8727980, ifp=0xd86c1460,
dir=2)
    at /home/source/dfbsd/sys/net/pfil.c:116
#14 0xc0403e49 in ip6_output (m0=0xd8798200, opt=0xc07594e0, ro=0xd8727960,
flags=0, im6o=0xd87279d0, 
    ifpp=0xd87279cc, inp=0x0) at /home/source/dfbsd/sys/netinet6/ip6_output.c:884
#15 0xc040a247 in mld6_sendpkt (in6m=0xc6f05060, type=<value optimized out>,
dst=0x0)
    at /home/source/dfbsd/sys/netinet6/mld6.c:452
#16 0xc040a352 in mld6_start_listening (in6m=0xc6f05060) at
/home/source/dfbsd/sys/netinet6/mld6.c:156
#17 0xc03fb423 in in6_addmulti (maddr6=0xd8727a80, ifp=0xd86c1460,
errorp=0xd8727ac0)
    at /home/source/dfbsd/sys/netinet6/in6.c:1736
#18 0xc03fc537 in in6_update_ifa (ifp=0xd86c1460, ifra=0xd8727afc, ia=0xd7646380)
    at /home/source/dfbsd/sys/netinet6/in6.c:1105
#19 0xc03fef56 in in6_ifattach_linklocal (ifp=0xd86c1460, altifp=0x0)
    at /home/source/dfbsd/sys/netinet6/in6_ifattach.c:455
#20 in6_ifattach (ifp=0xd86c1460, altifp=0x0) at
/home/source/dfbsd/sys/netinet6/in6_ifattach.c:751
#21 0xc03fb95f in in6_if_up (ifp=0xd86c1460) at
/home/source/dfbsd/sys/netinet6/in6.c:2378
#22 0xc039ac95 in if_route (ifp=0xd86c1460, flag=1, fam=0) at
/home/source/dfbsd/sys/net/if.c:1317
#23 0xc039acaf in if_up (ifp=0xd86c1460) at /home/source/dfbsd/sys/net/if.c:1345
#24 0xc03dd37f in in_control_internal (cmd=2151704858, data=0xd885ce84 "",
ifp=0xd86c1460, td=0xdd6b6c58)
    at /home/source/dfbsd/sys/netinet/in.c:716
#25 0xc03dda20 in in_control_internal_dispatch (msg=0xddc77a8c) at
/home/source/dfbsd/sys/netinet/in.c:216
#26 0xc03a6113 in netmsg_service_loop (arg=0x0) at
/home/source/dfbsd/sys/net/netisr.c:294
#27 0xc0324b48 in lwkt_deschedule_self (td=Cannot access memory at address 0x8
) at /home/source/dfbsd/sys/kern/lwkt_thread.c:272
Backtrace stopped: previous frame inner to this frame (corrupt stack?)
(kgdb) frame 10
#10 0xc08e410f in pf_test_state_icmp (state=0xd872783c, direction=2,
kif=0xc7170270, m=0xd8798200, off=48, 
    h=0xd87983d8, pd=0xd87277f0, reason=0xd8727848) at
/home/source/dfbsd/sys/net/pf/pf.c:4570
4570                    STATE_LOOKUP(kif, &key, direction, *state, m);

core will be uploaded to leaf.

Cheers,
Antonio Huete

----------
messages: 9483
nosy: tuxillo
priority: bug
status: unread
title: DFBSD v2.9.1.422.gc98f2 - Panic during boot - IPv6 and PF

_____________________________________________________
DragonFly issue tracker <bugs@lists.dragonflybsd.org>
<http://bugs.dragonflybsd.org/issue1959>
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