Date: Fri, 26 Mar 2010 18:13:02 +0000 From: Tom Judge <tom@tomjudge.com> To: freebsd-hackers@freebsd.org Subject: Panic in vm_map_stack Message-ID: <4BACF92E.60600@tomjudge.com>
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Hi, I am seeing the following rare but re occurring panic in the vm_map_stack code. I have the core file and symbols available should more information be required. Tom - ---- > $ uname -a FreeBSD XXX 7.1-RELEASE-p4 FreeBSD 7.1-RELEASE-p4 #0 @718:841: Mon Feb 8 20:14:39 UTC 2010 tj@XXX:/usr/obj/usr/src/sys/XXXv8 amd64 > $ kgdb /boot/kernel/kernel /var/crash/vmcore.0 GNU gdb 6.1.1 [FreeBSD] Copyright 2004 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "amd64-marcel-freebsd"... Unread portion of the kernel message buffer: Sleeping thread (tid 100119, pid 1554) owns a non-sleepable lock panic: sleeping thread cpuid = 0 Uptime: 44d17h36m22s Physical memory: 32746 MB Dumping 1467 MB: 1452 1436 1420 1404 1388 1372 1356 1340 1324 1308 1292 1276 1260 1244 1228 1212 1196 1180 1164 1148 1132 1116 1100 1084 1068 1052 1036 1020 1004 988 972 956 940 924 908 892 876 860 844 828 812 796 780 764 748 732 716 700 684 668 652 636 620 604 588 572 556 540 524 508 492 476 460 444 428 412 396 380 364 348 332 316 300 284 268 252 236 220 204 188 172 156 140 124 108 92 76 60 44 28 12 #0 doadump () at pcpu.h:195 195 pcpu.h: No such file or directory. in pcpu.h (kgdb) bt #0 doadump () at pcpu.h:195 #1 0x0000000000000004 in ?? () #2 0xffffffff8048e2a9 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:418 #3 0xffffffff8048e6b2 in panic (fmt=0x104 <Address 0x104 out of bounds>) at /usr/src/sys/kern/kern_shutdown.c:574 #4 0xffffffff804c4a95 in propagate_priority (td=Variable "td" is not available. ) at /usr/src/sys/kern/subr_turnstile.c:222 #5 0xffffffff804c58a5 in turnstile_wait (ts=Variable "ts" is not available. ) at /usr/src/sys/kern/subr_turnstile.c:740 #6 0xffffffff804816af in _mtx_lock_sleep (m=0xffffff0654567118, tid=18446742976254672896, opts=Variable "opts" is not available. ) at /usr/src/sys/kern/kern_mutex.c:420 #7 0xffffffff80646057 in vm_map_stack (map=0xffffff000447cd00, addrbos=140736951484416, max_ssize=536870912, prot=7 '\a', max=7 '\a', cow=4096) at /usr/src/sys/vm/vm_map.c:2722 #8 0xffffffff80467115 in exec_new_vmspace (imgp=0xffffffffb92b4a10, sv=0xffffffff809b0a40) at /usr/src/sys/kern/kern_exec.c:971 #9 0xffffffff8044e534 in exec_elf64_imgact (imgp=0xffffffffb92b4a10) at /usr/src/sys/kern/imgact_elf.c:680 #10 0xffffffff80467532 in kern_execve (td=0xffffff007a978000, args=0xffffffffb92b4b00, mac_p=Variable "mac_p" is not available. ) at /usr/src/sys/kern/kern_exec.c:432 #11 0xffffffff80468477 in execve (td=0xffffff007a978000, uap=Variable "uap" is not available. ) at /usr/src/sys/kern/kern_exec.c:201 #12 0xffffffff806d8217 in syscall (frame=0xffffffffb92b4c80) at /usr/src/sys/amd64/amd64/trap.c:907 #13 0xffffffff806be2db in Xfast_syscall () at /usr/src/sys/amd64/amd64/exception.S:330 #14 0x000000080091bcec in ?? () Previous frame inner to this frame (corrupt stack?) (kgdb) - -- TJU13-ARIN -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.13 (FreeBSD) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iQEcBAEBAgAGBQJLrPkuAAoJEMSwVS7lr0OdViQH/A13SiC71P7azBvXpajRrQ49 zATAGdaHDGEBHvhiig3OJcuX6kO3lLXWl6WzBZWNc8DWxr1flLgT69BmiaaFLFzZ ahjQToNj/jI3aNv9AH3TpLnF5/DykEVsv+aLOUav5wYEUSwlZk8E00K7OzDnywRQ M4atEiLjWMdIa8xZwrg5UTG6kN7jl3I3S/IeS+CT5hrGsO0jBsC/erGfgcissq5v Pv0JY4Tq4RxHkhabZHY9jzxP5hN86Jr8Dl77A820ru6OxYjNmpdky90vwTtSFbBu GLQhf0jF3m8Gq96PIzdCwCzG6+T6JjEjRfekkb4RCZ0TYDzH0s9ZvLJKniM7LXI= =HRpj -----END PGP SIGNATURE-----
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