From owner-freebsd-wireless@freebsd.org Fri Jan 13 16:44:42 2017 Return-Path: Delivered-To: freebsd-wireless@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 2F691CAE81C for ; Fri, 13 Jan 2017 16:44:42 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 1E4AE1445 for ; Fri, 13 Jan 2017 16:44:42 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id v0DGif6o013345 for ; Fri, 13 Jan 2017 16:44:41 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-wireless@FreeBSD.org Subject: [Bug 211689] panic with lagg failover wireless ath and iwm Date: Fri, 13 Jan 2017 16:44:42 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: wireless X-Bugzilla-Version: 11.0-RC1 X-Bugzilla-Keywords: crash, needs-qa, patch, regression X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: robin.randhawa@arm.com X-Bugzilla-Status: Open X-Bugzilla-Resolution: X-Bugzilla-Priority: Normal X-Bugzilla-Assigned-To: freebsd-wireless@FreeBSD.org X-Bugzilla-Flags: mfc-stable10? mfc-stable11? X-Bugzilla-Changed-Fields: cc Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-wireless@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Discussions of 802.11 stack, tools device driver development." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 13 Jan 2017 16:44:42 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D211689 Robin Randhawa changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |robin.randhawa@arm.com --- Comment #9 from Robin Randhawa --- I'd like to confirm that without the patch in comment #4, my system panics immediately on invoking: $ system netif restart Backtrace is similar to that reported in comment #4: (kgdb) bt #0 doadump (textdump=3D1) at pcpu.h:222 #1 0xffffffff80a30305 in kern_reboot (howto=3D) at /usr/src/sys/kern/kern_shutdown.c:386 #2 0xffffffff80a308e0 in vpanic (fmt=3D, ap=3D) at /usr/src/sys/kern/kern_shutdown.c:779 #3 0xffffffff80a30923 in panic (fmt=3D) at /usr/src/sys/kern/kern_shutdown.c:710 #4 0xffffffff80ea01f2 in trap_fatal (frame=3D0xfffffe07c4cc5760, eva=3D32)= at /usr/src/sys/amd64/amd64/trap.c:801 #5 0xffffffff80ea03d8 in trap_pfault (frame=3D0xfffffe07c4cc5760, usermode= =3D0) at /usr/src/sys/amd64/amd64/trap.c:658 #6 0xffffffff80e9f9f8 in trap (frame=3D0xfffffe07c4cc5760) at /usr/src/sys/amd64/amd64/trap.c:421 #7 0xffffffff80e80261 in calltrap () at /usr/src/sys/amd64/amd64/exception.S:236 #8 0xffffffff80c4b85b in nd6_iflladdr (arg=3D0x0, ifp=3D0xfffff8023448f000= ) at /usr/src/sys/netinet6/nd6.c:208 #9 0xffffffff835fe5de in lagg_port_setlladdr (arg=3D, pending=3D) at /usr/src/sys/modules/if_lagg/../../net/if_lagg.c:719 #10 0xffffffff80a82bac in taskqueue_run_locked (queue=3D) at /usr/src/sys/kern/subr_taskqueue.c:454 #11 0xffffffff80a82a2a in taskqueue_run (queue=3D0xfffff800071b0400) at /usr/src/sys/kern/subr_taskqueue.c:473 #12 0xffffffff809f7ae6 in intr_event_execute_handlers (p=3D, ie=3D) at /usr/src/sys/kern/kern_intr.c:1262 #13 0xffffffff809f8156 in ithread_loop (arg=3D) at /usr/src/sys/kern/kern_intr.c:1275 #14 0xffffffff809f53e4 in fork_exit (callout=3D0xffffffff809f80b0 , arg=3D0xfffff80007748ec0, frame=3D0xfffffe07c4cc59c0) at /usr/src/sys/kern/kern_fork.c:1038 #15 0xffffffff80e8079e in fork_trampoline () at /usr/src/sys/amd64/amd64/exception.S:611 #16 0x0000000000000000 in ?? () . . $ uname -a FreeBSD vulcan 12.0-CURRENT FreeBSD 12.0-CURRENT #1 r312026 (fix-lagg): Fri= Jan 13 12:05:45 GMT 2017 root@vulcan:/usr/obj/usr/src/sys/GENERIC amd64 So this is current as of today. With the patch applied the problem is gone. May I know if and when this patch is to be submitted to current for inclusi= on ? Thanks. --=20 You are receiving this mail because: You are the assignee for the bug.=