Date: Wed, 10 Aug 2016 17:55:33 +0300 From: Konstantin Belousov <kostikbel@gmail.com> To: Dmitry Sivachenko <trtrmitya@gmail.com> Cc: FreeBSD Stable ML <stable@freebsd.org> Subject: Re: fsck_ufs dumps core Message-ID: <20160810145533.GS83214@kib.kiev.ua> In-Reply-To: <292C631A-F184-46B1-85B4-3EC68FB2E416@gmail.com> References: <292C631A-F184-46B1-85B4-3EC68FB2E416@gmail.com>
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On Wed, Aug 10, 2016 at 05:29:31PM +0300, Dmitry Sivachenko wrote: > Hello, > > I am running FreeBSD 10.3-STABLE #0 r299261M > > After unclean reboot I am unable to fsck my UFS filesystem: > > # fsck /dev/mfid0p1 > ** /dev/mfid0p1 > ** Last Mounted on /opt > ** Phase 1 - Check Blocks and Sizes > fsck: /dev/mfid0p1: Segmentation fault > > pid 482 (fsck_ufs), uid 0: exited on signal 11 (core dumped) > > # gdb -c fsck_ufs.482 /sbin/fsck_ufs > 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"... > Core was generated by `fsck_ufs'. > Program terminated with signal 11, Segmentation fault. > Reading symbols from /lib/libufs.so.6...done. > Loaded symbols for /lib/libufs.so.6 > Reading symbols from /lib/libc.so.7...done. > Loaded symbols for /lib/libc.so.7 > Reading symbols from /libexec/ld-elf.so.1...done. > Loaded symbols for /libexec/ld-elf.so.1 > #0 0x0000000000409a8b in pass1 () at /place/WRK/src/sbin/fsck_ffs/pass1.c:83 > 83 setbmap(i); > (gdb) bt > #0 0x0000000000409a8b in pass1 () at /place/WRK/src/sbin/fsck_ffs/pass1.c:83 > #1 0x0000000000409050 in main (argc=<value optimized out>, > argv=<value optimized out>) at /place/WRK/src/sbin/fsck_ffs/main.c:447 > Current language: auto; currently minimal > (gdb) > Try to use alternative superblock (-b switch). You can get the list of the possible values for -b by 'newfs -N' invocation, but you have to know the parameters which were used for formatting.
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