Date: Mon, 17 Sep 2012 08:31:18 GMT From: "Eugene M. Zheganin" <eugene@zhegan.in> To: freebsd-gnats-submit@FreeBSD.org Subject: kern/171700: cannot record a crashdump whan FreeBSD panics, it panics while doing this again Message-ID: <201209170831.q8H8VIou033971@red.freebsd.org> Resent-Message-ID: <201209170840.q8H8e8lK047242@freefall.freebsd.org>
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>Number: 171700 >Category: kern >Synopsis: cannot record a crashdump whan FreeBSD panics, it panics while doing this again >Confidential: no >Severity: non-critical >Priority: low >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Mon Sep 17 08:40:07 UTC 2012 >Closed-Date: >Last-Modified: >Originator: Eugene M. Zheganin >Release: 9.1-PRERELEASE >Organization: Vivat-Trade LLC >Environment: >Description: I got a panic in ndp. I have a configured crashdump device: # grep dump /etc/rc.conf dumpdev="AUTO" # ls -l /dev/dump* lrwxr-xr-x 1 root wheel 12 17 сен 19:48 /dev/dumpdev -> /dev/aacd0p2 I have enough space: # grep -i memory /var/run/dmesg.boot real memory = 4294967296 (4096 MB) avail memory = 4089982976 (3900 MB) # swapinfo Device 1K-blocks Used Avail Capacity /dev/aacd0p2 8388608 0 8388608 0% Each time FreeBSd panics and tries to do a dump, it panics again: panic: sin_family 18 cpuid = 1 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2a kdb_backtrace() at kdb_backtrace+0x37 panic() at panic+0x1d8 in6_lltable_lookup() at in6_lltable_lookup+0x44d nd6_output_lle() at nd6_output_lle+0x349 nd6_output() at nd6_output+0x18 ip6_output() at ip6_output+0x122f tcp_output() at tcp_output+0x12c7 tcp_usr_shutdown() at tcp_usr_shutdown+0xf8 sys_shutdown() at sys_shutdown+0x75 amd64_syscall() at amd64_syscall+0x2fa Xfast_syscall() at Xfast_syscall+0xf7 --- syscall (134, FreeBSD ELF64, sys_shutdown), rip = 0x801fee65c, rsp = 0x7fffffffd728, rbp = 0x7fffffffd970 --- Uptime: 43m28s Dumping 545 out of 4079 MB:panic: Bad tailq NEXT(0xfffffe0002a74160->tqh_last) != NULL cpuid = 1 Uptime: 43m28s aac0: shutting down controller... Another one: panic: sin_family 18 cpuid = 2 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2a kdb_backtrace() at kdb_backtrace+0x37 panic() at panic+0x1d8 in6_lltable_lookup() at in6_lltable_lookup+0x44d nd6_output_lle() at nd6_output_lle+0x349 nd6_output() at nd6_output+0x18 ip6_output() at ip6_output+0x122f nd6_na_output_fib() at nd6_na_output_fib+0x4fa nd6_ns_input() at nd6_ns_input+0x992 icmp6_input() at icmp6_input+0xb06 ip6_input() at ip6_input+0x8f4 netisr_dispatch_src() at netisr_dispatch_src+0x152 ether_demux() at ether_demux+0x17d ether_nh_input() at ether_nh_input+0x20e netisr_dispatch_src() at netisr_dispatch_src+0x152 ether_demux() at ether_demux+0x86 ether_nh_input() at ether_nh_input+0x20e netisr_dispatch_src() at netisr_dispatch_src+0x152 bce_intr() at bce_intr+0x46a intr_event_execute_handlers() at intr_event_execute_handlers+0x6a ithread_loop() at ithread_loop+0xb4 fork_exit() at fork_exit+0x135 fork_trampoline() at fork_trampoline+0xe --- trap 0, rip = 0, rsp = 0xffffff811a901cf0, rbp = 0 --- Uptime: 19d0h34m11s Dumping 1472 out of 4079 MB:panic: Bad tailq NEXT(0xfffffe0002a74160->tqh_last) != NULL cpuid = 2 Uptime: 19d0h34m11s aac0: shutting down controller... >How-To-Repeat: Configure a dump device in FreeBSD, make it panic. >Fix: >Release-Note: >Audit-Trail: >Unformatted:
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