Date: Fri, 03 Oct 2014 08:23:55 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 194110] New: [lor] if_lagg rmlock <-> re0 Message-ID: <bug-194110-8@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=194110 Bug ID: 194110 Summary: [lor] if_lagg rmlock <-> re0 Product: Base System Version: 11.0-CURRENT Hardware: Any OS: Any Status: Needs Triage Severity: Affects Only Me Priority: --- Component: kern Assignee: freebsd-bugs@FreeBSD.org Reporter: dumbbell@FreeBSD.org The following LOR appeared between r272024 and r272450: Oct 3 10:11:38 magellan kernel: lock order reversal: Oct 3 10:11:38 magellan kernel: 1st 0xfffff80006c92008 if_lagg rmlock (if_lagg rmlock) @ /mnt/home/dumbbell/Projects/freebsd/src/SVN/head/sys/modules/if_lagg/../../net/if_lagg.c:1448 Oct 3 10:11:38 magellan kernel: 2nd 0xfffffe0000edd218 re0 (network driver) @ /mnt/home/dumbbell/Projects/freebsd/src/SVN/head/sys/dev/re/if_re.c:3416 Oct 3 10:11:38 magellan kernel: KDB: stack backtrace: Oct 3 10:11:38 magellan kernel: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe012185e110 Oct 3 10:11:38 magellan kernel: kdb_backtrace() at kdb_backtrace+0x39/frame 0xfffffe012185e1c0 Oct 3 10:11:38 magellan kernel: witness_checkorder() at witness_checkorder+0xdc2/frame 0xfffffe012185e250 Oct 3 10:11:38 magellan kernel: __mtx_lock_flags() at __mtx_lock_flags+0xa8/frame 0xfffffe012185e2a0 Oct 3 10:11:38 magellan kernel: re_ioctl() at re_ioctl+0x114/frame 0xfffffe012185e2e0 Oct 3 10:11:38 magellan kernel: lagg_port_ioctl() at lagg_port_ioctl+0xde/frame 0xfffffe012185e350 Oct 3 10:11:38 magellan kernel: if_addmulti() at if_addmulti+0x253/frame 0xfffffe012185e3d0 Oct 3 10:11:38 magellan kernel: lagg_ether_cmdmulti() at lagg_ether_cmdmulti+0x108/frame 0xfffffe012185e410 Oct 3 10:11:38 magellan kernel: lagg_ioctl() at lagg_ioctl+0x7eb/frame 0xfffffe012185e4f0 Oct 3 10:11:38 magellan kernel: if_addmulti() at if_addmulti+0x253/frame 0xfffffe012185e570 Oct 3 10:11:38 magellan kernel: in6_mc_join_locked() at in6_mc_join_locked+0x1a2/frame 0xfffffe012185e600 Oct 3 10:11:38 magellan kernel: in6_joingroup() at in6_joingroup+0x75/frame 0xfffffe012185e640 Oct 3 10:11:38 magellan kernel: in6_update_ifa() at in6_update_ifa+0xc37/frame 0xfffffe012185e740 Oct 3 10:11:38 magellan kernel: in6_ifattach() at in6_ifattach+0x455/frame 0xfffffe012185e970 Oct 3 10:11:38 magellan kernel: ifioctl() at ifioctl+0xad4/frame 0xfffffe012185ea30 Oct 3 10:11:38 magellan kernel: kern_ioctl() at kern_ioctl+0x22b/frame 0xfffffe012185ea90 Oct 3 10:11:38 magellan kernel: sys_ioctl() at sys_ioctl+0x13c/frame 0xfffffe012185eae0 Oct 3 10:11:38 magellan kernel: amd64_syscall() at amd64_syscall+0x25a/frame 0xfffffe012185ebf0 Oct 3 10:11:38 magellan kernel: Xfast_syscall() at Xfast_syscall+0xfb/frame 0xfffffe012185ebf0 Oct 3 10:11:38 magellan kernel: --- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8011df81a, rsp = 0x7fffffffe458, rbp = 0x7fffffffe4b0 --- The lagg0 interface is configured like this in /etc/rc.conf: ifconfig_lagg0="laggproto failover laggport re0 laggport wlan0 SYNCDHCP" -- You are receiving this mail because: You are the assignee for the bug.
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