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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> _____________________________________________________