From owner-freebsd-wireless@FreeBSD.ORG Wed Nov 26 22:32:10 2014 Return-Path: Delivered-To: freebsd-wireless@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id D99E37DF for ; Wed, 26 Nov 2014 22:32:10 +0000 (UTC) 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 C0B8BCF6 for ; Wed, 26 Nov 2014 22:32:10 +0000 (UTC) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.14.9/8.14.9) with ESMTP id sAQMWAL2070733 for ; Wed, 26 Nov 2014 22:32:10 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-wireless@FreeBSD.org Subject: [Bug 195433] New: iwn(4) crashing when wlan device is brought up, CA-N-6200 Date: Wed, 26 Nov 2014 22:32:10 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: wireless X-Bugzilla-Version: 11.0-CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: felix@palmen-it.de X-Bugzilla-Status: New X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-wireless@FreeBSD.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version rep_platform op_sys bug_status bug_severity priority component assigned_to reporter attachments.created Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit 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: 2.1.18-1 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: Wed, 26 Nov 2014 22:32:10 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=195433 Bug ID: 195433 Summary: iwn(4) crashing when wlan device is brought up, CA-N-6200 Product: Base System Version: 11.0-CURRENT Hardware: amd64 OS: Any Status: New Severity: Affects Only Me Priority: --- Component: wireless Assignee: freebsd-wireless@FreeBSD.org Reporter: felix@palmen-it.de Created attachment 149922 --> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=149922&action=edit core.txt from iwn kernel crash With an Intel Centrino Advanced-N 6200 Mini-PCIE card, iwn(4) causes a kernel panic after trying to do # ifconfig wlan0 up The creation of wlan0 on top of iwn0 works. Here are the (I hope) most relevant exerpts from core.txt: FreeBSD photon.home.palmen-it.de 11.0-CURRENT FreeBSD 11.0-CURRENT #0 r275075: Wed Nov 26 11:06:23 CET 2014 root@photon.home.palmen- it.de:/usr/obj/usr/src/sys/NODEBUG amd64 dmesg: [...] iwn0: mem 0xf0200000-0xf0201fff at device 0.0 on pci1 wlan0: Ethernet address: 00:27:c1:03:a0:89 iwn0: iwn_read_firmware: ucode rev=0x09dd0401 iwn0: iwn_intr: fatal firmware error iwn_fatal_intr: bad firmware error log address 0x00000000 iwn0: iwn_panicked: controller panicked, iv_state = 0; resetting... iwn0: iwn_read_firmware: ucode rev=0x09dd0401 iwn0: iwn_hw_init: timeout waiting for adapter to initialize, error 35 iwn0: iwn_init_locked: could not initialize hardware, error 35 iwn0: iwn5000_post_alive: could not configure WiMAX coexistence, error 35 Fatal trap 12: page fault while in kernel mode cpuid = 0; apic id = 00 fault virtual address = 0xffffffffffffffe0 fault code = supervisor write data, page not present instruction pointer = 0x20:0xffffffff809a300a stack pointer = 0x28:0xfffffe0107cdda70 frame pointer = 0x28:0xfffffe0107cddaa0 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 0 (iwn0 net80211 taskq) trap number = 12 stacktrace: (kgdb) #0 doadump (textdump=) at pcpu.h:219 #1 0xffffffff80962918 in kern_reboot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:447 #2 0xffffffff80962e40 in panic (fmt=) at /usr/src/sys/kern/kern_shutdown.c:746 #3 0xffffffff80dae65f in trap_fatal (frame=, eva=) at /usr/src/sys/amd64/amd64/trap.c:866 #4 0xffffffff80dae9ac in trap_pfault (frame=0xfffffe0107cdd9c0, usermode=) at /usr/src/sys/amd64/amd64/trap.c:677 #5 0xffffffff80dadfce in trap (frame=0xfffffe0107cdd9c0) at /usr/src/sys/amd64/amd64/trap.c:426 #6 0xffffffff80d90342 in calltrap () at /usr/src/sys/amd64/amd64/exception.S:231 #7 0xffffffff809a300a in firmware_put (p=0x0, flags=1) at /usr/src/sys/kern/subr_firmware.c:367 #8 0xffffffff82638c58 in iwn_init_locked (sc=0xfffffe0002599000) at /usr/src/sys/modules/iwn/../../dev/iwn/if_iwn.c:8646 #9 0xffffffff82633e3c in iwn_ioctl (ifp=, cmd=, data=) at /usr/src/sys/modules/iwn/../../dev/iwn/if_iwn.c:4924 #10 0xffffffff809b4975 in taskqueue_run_locked (queue=0xfffff80005efe900) at /usr/src/sys/kern/subr_taskqueue.c:356 #11 0xffffffff809b5788 in taskqueue_thread_loop (arg=) at /usr/src/sys/kern/subr_taskqueue.c:623 #12 0xffffffff8092aa8a in fork_exit ( callout=0xffffffff809b56c0 , arg=0xfffffe0001de70f0, frame=0xfffffe0107cddc00) at /usr/src/sys/kern/kern_fork.c:977 #13 0xffffffff80d9087e in fork_trampoline () at /usr/src/sys/amd64/amd64/exception.S:605 #14 0x0000000000000000 in ?? () The full core.txt is attached. Best regards, Felix -- You are receiving this mail because: You are the assignee for the bug.