Attachment 938245 Details for Bug 1142486 – gdb backtrace on coredump

gdb backtrace on coredump

backtrace.txt (text/plain), 5.77 KB, created by Chris Murphy on 2014-09-16 21:45:45 UTC

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Creator: Chris Murphy

Created: 2014-09-16 21:45:45 UTC

Size: 5.77 KB

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obsolete

>[root@f21v ccpp-2014-09-16-14:51:39-2654]# gdb --core=coredump
>GNU gdb (GDB) Fedora 7.8-20.fc21
>Copyright (C) 2014 Free Software Foundation, Inc.
>License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
>This is free software: you are free to change and redistribute it.
>There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
>and "show warranty" for details.
>This GDB was configured as "x86_64-redhat-linux-gnu".
>Type "show configuration" for configuration details.
>For bug reporting instructions, please see:
><http://www.gnu.org/software/gdb/bugs/>.
>Find the GDB manual and other documentation resources online at:
><http://www.gnu.org/software/gdb/documentation/>.
>For help, type "help".
>Type "apropos word" to search for commands related to "word".
>[New LWP 2654]
>
>warning: core file may not match specified executable file.
>Reading symbols from /usr/sbin/btrfsck...Reading symbols from /usr/lib/debug/usr/sbin/btrfsck.debug...done.
>done.
>[Thread debugging using libthread_db enabled]
>Using host libthread_db library "/lib64/libthread_db.so.1".
>
>warning: section  not found in /usr/lib/debug/usr/lib/modules/3.16.1-301.fc21.x86_64/vdso/vdso64.so.debug
>Core was generated by `btrfs rescue super-recover /dev/sdb'.
>Program terminated with signal SIGABRT, Aborted.
>#0  0x00007f38865f4907 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:55
>55	  return INLINE_SYSCALL (tgkill, 3, pid, selftid, sig);
>(gdb) backtrace
>#0  0x00007f38865f4907 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:55
>#1  0x00007f38865f656a in __GI_abort () at abort.c:89
>#2  0x00007f3886639783 in __libc_message (do_abort=2, fmt=fmt@entry=0x7f388674d490 "*** Error in `%s': %s: 0x%s ***\n")
>    at ../sysdeps/posix/libc_fatal.c:175
>#3  0x00007f388663fb03 in malloc_printerr (str=0x7f3886749652 "corrupted double-linked list", ptr=0x2289e40, action=<optimized out>)
>    at malloc.c:4974
>#4  malloc_consolidate (av=av@entry=0x7f3886980cc0 <main_arena>) at malloc.c:4151
>#5  0x00007f3886640c88 in _int_free (av=0x7f3886980cc0 <main_arena>, p=<optimized out>, have_lock=0) at malloc.c:4051
>#6  0x00007f38866456ec in __GI___libc_free (mem=mem@entry=0x228b180) at malloc.c:2951
>#7  0x0000000000425ec6 in free_recover_superblock (recover=0x7fffab54d040) at super-recover.c:92
>#8  btrfs_recover_superblocks (dname=<optimized out>, verbose=<optimized out>, yes=0) at super-recover.c:343
>#9  0x0000000000406902 in main (argc=3, argv=0x7fffab54d1d0) at btrfs.c:247
>(gdb) bt full
>#0  0x00007f38865f4907 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:55
>        resultvar = 0
>        pid = 2654
>        selftid = 2654
>#1  0x00007f38865f656a in __GI_abort () at abort.c:89
>        save_stage = 2
>        act = {__sigaction_handler = {sa_handler = 0x3037343937383833, sa_sigaction = 0x3037343937383833}, sa_mask = {__val = {
>              4051044378925150256, 2319406792459958583, 3472328228581767026, 3472310704041635888, 3966017812923691066, 
>              7076343823835083622, 4049692877103575088, 3472328515338712888, 3472310978869031456, 3467824696600506928, 
>              4122537622783408696, 2314912018218758713, 2314885530818453536, 2314885530818453536, 7091318039310988591, 36225472}}, 
>          sa_flags = 75, sa_restorer = 0x7fffab54ce90}
>        sigs = {__val = {32, 0 <repeats 15 times>}}
>#2  0x00007f3886639783 in __libc_message (do_abort=2, fmt=fmt@entry=0x7f388674d490 "*** Error in `%s': %s: 0x%s ***\n")
>    at ../sysdeps/posix/libc_fatal.c:175
>        ap = {{gp_offset = 40, fp_offset = 32568, overflow_arg_area = 0x7fffab54cea0, reg_save_area = 0x7fffab54ce30}}
>        fd = 3
>        on_2 = <optimized out>
>        list = <optimized out>
>        nlist = <optimized out>
>        cp = <optimized out>
>        written = <optimized out>
>#3  0x00007f388663fb03 in malloc_printerr (str=0x7f3886749652 "corrupted double-linked list", ptr=0x2289e40, action=<optimized out>)
>    at malloc.c:4974
>        buf = "0000000002289e40"
>        cp = <optimized out>
>#4  malloc_consolidate (av=av@entry=0x7f3886980cc0 <main_arena>) at malloc.c:4151
>        fb = 0x7f3886980cf0 <main_arena+48>
>        maxfb = 0x7f3886980d10 <main_arena+80>
>        p = 0x2289e40
>        nextp = <optimized out>
>        unsorted_bin = 0x7f3886980d18 <main_arena+88>
>        first_unsorted = <optimized out>
>        nextchunk = 0x228a080
>        size = 576
>        nextsize = 224
>        prevsize = <optimized out>
>        nextinuse = <optimized out>
>        bck = <optimized out>
>        fwd = <optimized out>
>        __func__ = "malloc_consolidate"
>#5  0x00007f3886640c88 in _int_free (av=0x7f3886980cc0 <main_arena>, p=<optimized out>, have_lock=0) at malloc.c:4051
>        size = 130704
>        fb = <optimized out>
>        nextchunk = <optimized out>
>        nextsize = 127120
>        prevsize = <optimized out>
>        bck = <optimized out>
>---Type <return> to continue, or q <return> to quit---
>        fwd = <optimized out>
>        errstr = 0x0
>        locked = 1
>#6  0x00007f38866456ec in __GI___libc_free (mem=mem@entry=0x228b180) at malloc.c:2951
>        ar_ptr = <optimized out>
>        p = 0x228b170
>        hook = <optimized out>
>#7  0x0000000000425ec6 in free_recover_superblock (recover=0x7fffab54d040) at super-recover.c:92
>        device = <optimized out>
>        record = 0x228b180
>#8  btrfs_recover_superblocks (dname=<optimized out>, verbose=<optimized out>, yes=0) at super-recover.c:343
>        fd = <optimized out>
>        ret = <optimized out>
>        recover = {fs_devices = 0x228a020, good_supers = {next = 0x7fffab54d048, prev = 0x7fffab54d048}, bad_supers = {next = 0x2289010, 
>            prev = 0x2289010}, max_generation = 9}
>        record = <optimized out>
>        root = <optimized out>
>#9  0x0000000000406902 in main (argc=3, argv=0x7fffab54d1d0) at btrfs.c:247
>        cmd = 0x66c9a0
>        bname = <optimized out>
>(gdb)

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Attachments on bug 1142486: 938244 | 938245