Date: Tue, 15 Jul 2014 18:11:26 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 191882] Multiple panics when ctld is running Message-ID: <bug-191882-8-GnPsl01jwi@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-191882-8@https.bugs.freebsd.org/bugzilla/> References: <bug-191882-8@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=191882 --- Comment #2 from Steven Peterson <scp@mainstream.net> --- Additional Sample of Page Fault Panic: plfs.pl.mainstream.net dumped core - see /var/crash/vmcore.2 Tue Jul 15 14:00:31 EDT 2014 FreeBSD plfs.pl.mainstream.net 10.0-RELEASE-p6 FreeBSD 10.0-RELEASE-p6 #0 r268165: Tue Jul 15 13:15:23 EDT 2014 root@plfs.pl.mainstream.net:/usr/obj/usr/src/sys/PLFS amd64 panic: page fault 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: Fatal trap 12: page fault while in kernel mode cpuid = 2; apic id = 02 fault virtual address = 0x378 fault code = supervisor read data, page not present instruction pointer = 0x20:0xffffffff8089c531 stack pointer = 0x28:0xfffffe0838fbb7e0 frame pointer = 0x28:0xfffffe0838fbb860 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 = 12 (swi4: clock) trap number = 12 panic: page fault cpuid = 2 KDB: stack backtrace: #0 0xffffffff808e7ce0 at kdb_backtrace+0x60 #1 0xffffffff808af7c5 at panic+0x155 #2 0xffffffff80c8de32 at trap_fatal+0x3a2 #3 0xffffffff80c8e109 at trap_pfault+0x2c9 #4 0xffffffff80c8d896 at trap+0x5e6 #5 0xffffffff80c74b32 at calltrap+0x8 #6 0xffffffff8089c36d at __mtx_lock_flags+0x5d #7 0xffffffff81c49aab at icl_pdu_queue+0x2b #8 0xffffffff81c2b81a at cfiscsi_pdu_queue+0x9a #9 0xffffffff808c483c at softclock_call_cc+0x16c #10 0xffffffff808c4c84 at softclock+0x94 #11 0xffffffff80883beb at intr_event_execute_handlers+0xab #12 0xffffffff80884036 at ithread_loop+0x96 #13 0xffffffff8088189a at fork_exit+0x9a #14 0xffffffff80c7506e at fork_trampoline+0xe Uptime: 1m14s Dumping 1417 out of 32645 MB:..2%..11%..21%..31%..41%..51%..61%..72%..81%..91% Reading symbols from /boot/kernel/nullfs.ko.symbols...done. Loaded symbols for /boot/kernel/nullfs.ko.symbols Reading symbols from /boot/kernel/zfs.ko.symbols...done. Loaded symbols for /boot/kernel/zfs.ko.symbols Reading symbols from /boot/kernel/opensolaris.ko.symbols...done. Loaded symbols for /boot/kernel/opensolaris.ko.symbols Reading symbols from /boot/kernel/geom_linux_lvm.ko.symbols...done. Loaded symbols for /boot/kernel/geom_linux_lvm.ko.symbols Reading symbols from /boot/kernel/uhid.ko.symbols...done. Loaded symbols for /boot/kernel/uhid.ko.symbols Reading symbols from /boot/kernel/ctl.ko.symbols...done. Loaded symbols for /boot/kernel/ctl.ko.symbols Reading symbols from /boot/kernel/iscsi.ko.symbols...done. Loaded symbols for /boot/kernel/iscsi.ko.symbols Reading symbols from /boot/kernel/kgssapi_krb5.ko.symbols...done. Loaded symbols for /boot/kernel/kgssapi_krb5.ko.symbols Reading symbols from /boot/kernel/kgssapi.ko.symbols...done. Loaded symbols for /boot/kernel/kgssapi.ko.symbols Reading symbols from /boot/kernel/crypto.ko.symbols...done. Loaded symbols for /boot/kernel/crypto.ko.symbols Reading symbols from /boot/kernel/rc4.ko.symbols...done. Loaded symbols for /boot/kernel/rc4.ko.symbols Reading symbols from /boot/kernel/nfsserver.ko.symbols...done. Loaded symbols for /boot/kernel/nfsserver.ko.symbols Reading symbols from /boot/kernel/nfs_common.ko.symbols...done. Loaded symbols for /boot/kernel/nfs_common.ko.symbols #0 doadump (textdump=<value optimized out>) at pcpu.h:219 219 pcpu.h: No such file or directory. in pcpu.h (kgdb) #0 doadump (textdump=<value optimized out>) at pcpu.h:219 #1 0xffffffff808af440 in kern_reboot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:447 #2 0xffffffff808af804 in panic (fmt=<value optimized out>) at /usr/src/sys/kern/kern_shutdown.c:754 #3 0xffffffff80c8de32 in trap_fatal (frame=<value optimized out>, eva=<value optimized out>) at /usr/src/sys/amd64/amd64/trap.c:882 #4 0xffffffff80c8e109 in trap_pfault (frame=0xfffffe0838fbb730, usermode=0) at /usr/src/sys/amd64/amd64/trap.c:699 #5 0xffffffff80c8d896 in trap (frame=0xfffffe0838fbb730) at /usr/src/sys/amd64/amd64/trap.c:463 #6 0xffffffff80c74b32 in calltrap () at /usr/src/sys/amd64/amd64/exception.S:232 #7 0xffffffff8089c531 in __mtx_lock_sleep (c=0xfffff80262b42de0, tid=18446735277754427680, opts=-2117811456, file=0xfffff80008382900 "", line=2) at /usr/src/sys/kern/kern_mutex.c:433 #8 0xffffffff8089c36d in __mtx_lock_flags (c=<value optimized out>, opts=137898272, file=0xffffffff81c4c300 "NING: %s: failed to allocate %zd bytes\n", line=137898240) at /usr/src/sys/kern/kern_mutex.c:224 #9 0xffffffff81c49aab in icl_pdu_queue (ip=0xfffff80262a38420) at /usr/src/sys/modules/iscsi/../../dev/iscsi/icl.c:955 #10 0xffffffff81c2b81a in cfiscsi_pdu_queue (response=0xfffff80262a38420) at /usr/src/sys/modules/ctl/../../cam/ctl/ctl_frontend_iscsi.c:390 #11 0xffffffff808c483c in softclock_call_cc (c=0xfffff800085c4c60, cc=0xffffffff814f3180, direct=0) at /usr/src/sys/kern/kern_timeout.c:682 #12 0xffffffff808c4c84 in softclock (arg=0xffffffff814f3180) at /usr/src/sys/kern/kern_timeout.c:810 #13 0xffffffff80883beb in intr_event_execute_handlers ( p=<value optimized out>, ie=0xfffff80008360800) at /usr/src/sys/kern/kern_intr.c:1263 #14 0xffffffff80884036 in ithread_loop (arg=0xfffff80008366de0) at /usr/src/sys/kern/kern_intr.c:1276 #15 0xffffffff8088189a in fork_exit ( callout=0xffffffff80883fa0 <ithread_loop>, arg=0xfffff80008366de0, frame=0xfffffe0838fbbac0) at /usr/src/sys/kern/kern_fork.c:995 #16 0xffffffff80c7506e in fork_trampoline () at /usr/src/sys/amd64/amd64/exception.S:606 #17 0x0000000000000000 in ?? () Current language: auto; currently minimal (kgdb) -- You are receiving this mail because: You are the assignee for the bug.
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