From owner-freebsd-current@FreeBSD.ORG Wed Jun 19 09:11:08 2013 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id C7825A93 for ; Wed, 19 Jun 2013 09:11:08 +0000 (UTC) (envelope-from ianf@clue.co.za) Received: from zcs03.jnb1.cloudseed.co.za (zcs03.jnb1.cloudseed.co.za [41.154.0.139]) by mx1.freebsd.org (Postfix) with ESMTP id 270321335 for ; Wed, 19 Jun 2013 09:11:07 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by zcs03.jnb1.cloudseed.co.za (Postfix) with ESMTP id BE1C12B431B2 for ; Wed, 19 Jun 2013 11:10:59 +0200 (SAST) X-Virus-Scanned: amavisd-new at zcs03.jnb1.cloudseed.co.za Received: from zcs03.jnb1.cloudseed.co.za ([127.0.0.1]) by localhost (zcs03.jnb1.cloudseed.co.za [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id wpQnAuHDCsEq for ; Wed, 19 Jun 2013 11:10:59 +0200 (SAST) Received: from clue.co.za (41-135-71-48.dsl.mweb.co.za [41.135.71.48]) by zcs03.jnb1.cloudseed.co.za (Postfix) with ESMTPSA id C2C1E2B43150 for ; Wed, 19 Jun 2013 11:10:58 +0200 (SAST) Received: from localhost ([127.0.0.1] helo=zen.clue.co.za) by clue.co.za with esmtp (Exim 4.80.1 (FreeBSD)) (envelope-from ) id 1UpEPp-0000iW-Lq for current@freebsd.org; Wed, 19 Jun 2013 11:10:57 +0200 To: current@freebsd.org Subject: Panic in tcp_input From: "Ian FREISLICH" X-Attribution: BOFH Date: Wed, 19 Jun 2013 11:10:56 +0200 Message-Id: X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 19 Jun 2013 09:11:08 -0000 Hi I'm seeing this panic quite regularly now. Most recent sighting on r251858. cpuid = 15 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xffffff846b258130 vpanic() at vpanic+0x126/frame 0xffffff846b258170 panic() at panic+0x43/frame 0xffffff846b2581d0 __rw_assert() at __rw_assert+0x171/frame 0xffffff846b2581e0 vm_page_busy() at vm_page_busy+0x27/frame 0xffffff846b258200 vm_fault_hold() at vm_fault_hold+0x2ed/frame 0xffffff846b258450 vm_fault() at vm_fault+0x77/frame 0xffffff846b258490 trap_pfault() at trap_pfault+0x1b2/frame 0xffffff846b2584f0 trap() at trap+0x586/frame 0xffffff846b258650 calltrap() at calltrap+0x8/frame 0xffffff846b258650 --- trap 0xc, rip = 0xffffffff8054518e, rsp = 0xffffff846b258710, rbp = 0xffffff846b258810 --- tcp_input() at tcp_input+0x12e/frame 0xffffff846b258810 ip_input() at ip_input+0xca/frame 0xffffff846b258860 netisr_dispatch_src() at netisr_dispatch_src+0x90/frame 0xffffff846b2588d0 ether_demux() at ether_demux+0x140/frame 0xffffff846b258900 ether_nh_input() at ether_nh_input+0x315/frame 0xffffff846b258930 netisr_dispatch_src() at netisr_dispatch_src+0x90/frame 0xffffff846b2589a0 ether_demux() at ether_demux+0xb2/frame 0xffffff846b2589d0 ether_nh_input() at ether_nh_input+0x315/frame 0xffffff846b258a00 netisr_dispatch_src() at netisr_dispatch_src+0x90/frame 0xffffff846b258a70 igb_rxeof() at igb_rxeof+0x507/frame 0xffffff846b258ae0 igb_msix_que() at igb_msix_que+0xf1/frame 0xffffff846b258b30 intr_event_execute_handlers() at intr_event_execute_handlers+0x90/frame 0xffffff846b258b70 ithread_loop() at ithread_loop+0x138/frame 0xffffff846b258bb0 fork_exit() at fork_exit+0x84/frame 0xffffff846b258bf0 fork_trampoline() at fork_trampoline+0xe/frame 0xffffff846b258bf0 --- trap 0, rip = 0, rsp = 0xffffff846b258cb0, rbp = 0 --- Uptime: 9h1m32s Dumping 1847 out of 16368 MB:..1%..11%..21%..31%..41%..51%..61%..71%..81%..91% #0 doadump (textdump=1) at pcpu.h:236 236 pcpu.h: No such file or directory. in pcpu.h (kgdb) #0 doadump (textdump=1) at pcpu.h:236 #1 0xffffffff8044d327 in kern_reboot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:447 #2 0xffffffff8044d835 in vpanic (fmt=, ap=) at /usr/src/sys/kern/kern_shutdown.c:754 #3 0xffffffff8044d883 in panic (fmt=) at /usr/src/sys/kern/kern_shutdown.c:683 #4 0xffffffff8044b701 in __rw_assert (c=, what=, file=, line=) at /usr/src/sys/kern/kern_rwlock.c:1147 #5 0xffffffff805e1507 in vm_page_busy (m=0xfffffe0425a83c08) at /usr/src/sys/vm/vm_page.c:476 #6 0xffffffff805cfb1d in vm_fault_hold (map=0xfffffe0001000000, vaddr=18446743524069429248, fault_type=7 '\a', fault_flags=0, m_hold=0x0) at /usr/src/sys/vm/vm_fault.c:400 #7 0xffffffff805cf7e7 in vm_fault (map=0xfffffe0001000000, vaddr=, fault_type=2 '\002', fault_flags=0) at /usr/src/sys/vm/vm_fault.c:224 #8 0xffffffff8060cfd2 in trap_pfault (frame=0xffffff846b258660, usermode=0) at /usr/src/sys/amd64/amd64/trap.c:767 #9 0xffffffff8060c866 in trap (frame=0xffffff846b258660) at /usr/src/sys/amd64/amd64/trap.c:463 #10 0xffffffff805f58b3 in calltrap () at /usr/src/sys/amd64/amd64/exception.S:228 #11 0xffffffff8054518e in tcp_input (m=, off0=Cannot access memory at address 0x14 ) at counter.h:45 #12 0xffffffff8053d61a in ip_input (m=0xfffffe0104bf0400) at /usr/src/sys/netinet/ip_input.c:808 #13 0xffffffff8051cf30 in netisr_dispatch_src (proto=, source=, m=0xfffffe0104bf0400) at /usr/src/sys/net/netisr.c:1013 #14 0xffffffff805123d0 in ether_demux (ifp=, m=0xfffffe0104bf0400) at /usr/src/sys/net/if_ethersubr.c:849 #15 0xffffffff805130f5 in ether_nh_input (m=) at /usr/src/sys/net/if_ethersubr.c:644 #16 0xffffffff8051cf30 in netisr_dispatch_src (proto=, source=, m=0xfffffe0104bf0400) at /usr/src/sys/net/netisr.c:1013 #17 0xffffffff80512342 in ether_demux (ifp=0xfffffe0035689000, m=0xfffffe0104bf0400) at /usr/src/sys/net/if_ethersubr.c:758 #18 0xffffffff805130f5 in ether_nh_input (m=) at /usr/src/sys/net/if_ethersubr.c:644 #19 0xffffffff8051cf30 in netisr_dispatch_src (proto=, source=, m=0xfffffe0104bf0400) at /usr/src/sys/net/netisr.c:1013 #20 0xffffffff803055a7 in igb_rxeof (count=1499) at /usr/src/sys/dev/e1000/if_igb.c:4723 #21 0xffffffff80305aa1 in igb_msix_que (arg=0xfffffe002c1ceb38) at /usr/src/sys/dev/e1000/if_igb.c:1590 #22 0xffffffff80422d90 in intr_event_execute_handlers ( p=, ie=0xfffffe002e008200) at /usr/src/sys/kern/kern_intr.c:1263 #23 0xffffffff804237f8 in ithread_loop (arg=0xfffffe002e0431a0) at /usr/src/sys/kern/kern_intr.c:1276 #24 0xffffffff80420814 in fork_exit ( callout=0xffffffff804236c0 , arg=0xfffffe002e0431a0, frame=0xffffff846b258c00) at /usr/src/sys/kern/kern_fork.c:991 #25 0xffffffff805f5d7e in fork_trampoline () at /usr/src/sys/amd64/amd64/exception.S:602 #26 0x0000000000000000 in ?? () Current language: auto; currently minimal (kgdb) -- Ian Freislich