Attachment 79869 Details for Bug 114676 – 114676-kgdb1.txt

114676-kgdb1.txt

114676-kgdb1.txt (text/plain), 2.63 KB, created by Martin Schütte on 2009-03-04 01:46:03 UTC

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Creator: Martin Schütte

Created: 2009-03-04 01:46:03 UTC

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patch

obsolete

>[root@paprika] /usr/obj/usr/src/sys/UP# kgdb -n 8                                                                  [107]
>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 "i386-marcel-freebsd"...
>
>Unread portion of the kernel message buffer:
>panic: snapacct_ufs2: bad block
>Uptime: 4m13s
>Physical memory: 1014 MB
>Dumping 155 MB: 140 124 108 92 76 60 44 28 12
>
>Reading symbols from /boot/kernel/acpi.ko...Reading symbols from /boot/kernel/acpi.ko.symbols...done.
>done.
>Loaded symbols for /boot/kernel/acpi.ko
>b#0  doadump () at pcpu.h:196
>196             __asm __volatile("movl %%fs:0,%0" : "=r" (td));
>(kgdb) bt
>#0  doadump () at pcpu.h:196
>#1  0xc0571a1a in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:418
>#2  0xc0571c54 in panic (fmt=Variable "fmt" is not available.
>) at /usr/src/sys/kern/kern_shutdown.c:574
>#3  0xc06c007a in snapacct_ufs2 (vp=0xc43af78c, oldblkp=0xc43c4f48, lastblkp=0xc43c7000, fs=0xc3e23800, lblkno=2007052,
>    expungetype=2) at /usr/src/sys/ufs/ffs/ffs_snapshot.c:1481
>#4  0xc06bf6ab in indiracct_ufs2 (snapvp=0xc43af78c, cancelvp=0xc3e29e04, level=0, blkno=11294696, lbn=-2007052,
>    rlbn=2007052, remblks=9273, blksperindir=1, fs=0xc3e23800, acctfunc=0xc06bff31 <snapacct_ufs2>, expungetype=2)
>    at /usr/src/sys/ufs/ffs/ffs_snapshot.c:1396
>#5  0xc06bf5fc in indiracct_ufs2 (snapvp=0xc43af78c, cancelvp=0xc3e29e04, level=0, blkno=11670776, lbn=Unhandled dwarf expression opcode 0x93
>)
>    at /usr/src/sys/ufs/ffs/ffs_snapshot.c:1406
>#6  0xc06c05a3 in expunge_ufs2 (snapvp=0xc43af78c, cancelip=0xc3e14b80, fs=0xc3e23800,
>    acctfunc=0xc06bff31 <snapacct_ufs2>, expungetype=2) at /usr/src/sys/ufs/ffs/ffs_snapshot.c:1328
>#7  0xc06c3c2a in ffs_snapshot (mp=0xc3dd9864, snapfile=0xc412a0a0 "/jail/bender/.snap/test")
>    at /usr/src/sys/ufs/ffs/ffs_snapshot.c:711
>#8  0xc06d3bfa in ffs_mount (mp=0xc3dd9864, td=0xc3dbaaf0) at /usr/src/sys/ufs/ffs/ffs_vfsops.c:337
>#9  0xc05e1a04 in vfs_donmount (td=0xc3dbaaf0, fsflags=65536, fsoptions=0xc4369300)
>    at /usr/src/sys/kern/vfs_mount.c:1014
>#10 0xc05e2c07 in nmount (td=0xc3dbaaf0, uap=0xe6568cfc) at /usr/src/sys/kern/vfs_mount.c:415
>#11 0xc073408b in syscall (frame=0xe6568d38) at /usr/src/sys/i386/i386/trap.c:1090
>#12 0xc07237f0 in Xint0x80_syscall () at /usr/src/sys/i386/i386/exception.s:255
>#13 0x00000033 in ?? ()
>Previous frame inner to this frame (corrupt stack?)
>(kgdb)

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