Date: Tue, 11 Jun 2013 18:21:19 +0100 From: rab fulton <rabfulton@hotmail.com> To: "freebsd-questions@freebsd.org" <freebsd-questions@freebsd.org> Subject: Fatal trap 12: page fault while in kernel mode in FreeBSD 9.1 Message-ID: <BAY175-W34A3A5B3F7EE98BF73A318B4850@phx.gbl>
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Hi=2C I recently upgraded from 9.0 to 9.1 and have scince been seeing a lot= of system freezes. The system will sometimes freeze when I launch an appli= cation soon after startup. If it does not freeze soon after startup it tend= s to run fine for the rest of the day.=0A= Full copy of core.txt @ http://pastebin.com/ezfAGGFL=0A= ------------------------------------------core.txt.0-----------------------= ------------------------------------=0A= FreeBSD quadcore 9.1-RELEASE-p3 FreeBSD 9.1-RELEASE-p3 #0: Mon Apr 29 18:27= :25 UTC 2013 root@amd64-builder.daemonology.net:/usr/obj/usr/src/sys/GE= NERIC amd64=0A= =0A= panic: page fault=0A= =0A= GNU gdb 6.1.1 [FreeBSD]=0A= Copyright 2004 Free Software Foundation=2C Inc.=0A= GDB is free software=2C covered by the GNU General Public License=2C and yo= u are=0A= welcome to change it and/or distribute copies of it under certain condition= s.=0A= Type "show copying" to see the conditions.=0A= There is absolutely no warranty for GDB. Type "show warranty" for details.= =0A= This GDB was configured as "amd64-marcel-freebsd"...=0A= =0A= Unread portion of the kernel message buffer:=0A= =0A= =0A= Fatal trap 12: page fault while in kernel mode=0A= cpuid =3D 0=3B apic id =3D 00=0A= fault virtual address =3D 0x8008=0A= fault code =3D supervisor read data=2C page not present=0A= instruction pointer =3D 0x20:0xffffffff80976e19=0A= stack pointer =3D 0x28:0xffffff8235870630=0A= frame pointer =3D 0x28:0xffffff8235870660=0A= code segment =3D base 0x0=2C limit 0xfffff=2C type 0x1b=0A= =3D DPL 0=2C pres 1=2C long 1=2C def32 0=2C gran 1=0A= processor eflags =3D interrupt enabled=2C resume=2C IOPL =3D 0=0A= current process =3D 1720 (mount_fusefs)=0A= trap number =3D 12=0A= panic: page fault=0A= cpuid =3D 0=0A= KDB: stack backtrace:=0A= #0 0xffffffff809208d6 at kdb_backtrace+0x66=0A= #1 0xffffffff808ea8ee at panic+0x1ce=0A= #2 0xffffffff80bd8270 at trap_fatal+0x290=0A= #3 0xffffffff80bd85ad at trap_pfault+0x1ed=0A= #4 0xffffffff80bd8bce at trap+0x3ce=0A= #5 0xffffffff80bc318f at calltrap+0x8=0A= #6 0xffffffff8261a2f4 at fuse_mount+0x94=0A= #7 0xffffffff80979371 at vfs_donmount+0x1081=0A= #8 0xffffffff80979ad6 at sys_nmount+0x66=0A= #9 0xffffffff80bd7b16 at amd64_syscall+0x546=0A= #10 0xffffffff80bc3477 at Xfast_syscall+0xf7=0A= Uptime: 4m32s=0A= Dumping 545 out of 8156 MB:..3%..12%..21%..33%..42%..53%..62%..71%..83%..91= %=0A= =0A= ...=0A= (kgdb) #0 doadump (textdump=3DVariable "textdump" is not available.=0A= ) at pcpu.h:224=0A= #1 0xffffffff808ea3d1 in kern_reboot (howto=3D260)=0A= at /usr/src/sys/kern/kern_shutdown.c:448=0A= #2 0xffffffff808ea8c7 in panic (fmt=3D0x1 <Address 0x1 out of bounds>)=0A= at /usr/src/sys/kern/kern_shutdown.c:636=0A= #3 0xffffffff80bd8270 in trap_fatal (frame=3D0xc=2C eva=3DVariable "eva" i= s not available.=0A= )=0A= at /usr/src/sys/amd64/amd64/trap.c:857=0A= #4 0xffffffff80bd85ad in trap_pfault (frame=3D0xffffff8235870580=2C usermo= de=3D0)=0A= at /usr/src/sys/amd64/amd64/trap.c:773=0A= #5 0xffffffff80bd8bce in trap (frame=3D0xffffff8235870580)=0A= at /usr/src/sys/amd64/amd64/trap.c:456=0A= #6 0xffffffff80bc318f in calltrap ()=0A= at /usr/src/sys/amd64/amd64/exception.S:228=0A= #7 0xffffffff80976e19 in vfs_getopts (opts=3D0x8008=2C =0A= name=3D0xffffffff82621368 "fspath"=2C error=3D0xffffff82358707ac)=0A= at /usr/src/sys/kern/vfs_mount.c:1516=0A= #8 0xffffffff8261a2f4 in fuse_mount () from /usr/local/modules/fuse.ko=0A= #9 0xfffffe000c6678e0 in ?? ()=0A= #10 0xfffffe000c6678e0 in ?? ()=0A= #11 0x0000000200000202 in ?? ()=0A= #12 0xfffffe022ffebaa8 in ?? ()=0A= #13 0xfffffe000c6678e0 in ?? ()=0A= #14 0x000001020c6678e0 in ?? ()=0A= #15 0x0000000000000000 in ?? ()=0A= #16 0xfffffe022ffea3a8 in ?? ()=0A= #17 0xffffffff8119cb80 in see_other_uids ()=0A= #18 0xffffff8235870700 in ?? ()=0A= #19 0xffffffff808d598b in malloc_type_zone_allocated (mtp=3D0xfffffe000c667= 8e0=2C =0A= size=3D18446741874894338272=2C zindx=3D32776)=0A= at /usr/src/sys/kern/kern_malloc.c:368=0A= Previous frame inner to this frame (corrupt stack?)=0A= (kgdb)=0A= Any ideas?=0A= thx =
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