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[Bug 848] New: xfs_repair (xfsprogs 2.9.8) bus error on phase 6

To: xfs-masters@xxxxxxxxxxx
Subject: [Bug 848] New: xfs_repair (xfsprogs 2.9.8) bus error on phase 6
From: bugzilla-daemon@xxxxxxxxxxx
Date: Wed, 26 Aug 2009 04:30:19 -0500
Auto-submitted: auto-generated
http://oss.sgi.com/bugzilla/show_bug.cgi?id=848

           Summary: xfs_repair (xfsprogs 2.9.8) bus error on phase 6
           Product: XFS
           Version: unspecified
          Platform: Sun
        OS/Version: Linux
            Status: NEW
          Severity: major
          Priority: P5
         Component: xfsprogs
        AssignedTo: xfs-masters@xxxxxxxxxxx
        ReportedBy: gabrielvlasiu@xxxxxxxxx
   Estimated Hours: 0.0
    Classification: Unclassified


Phase 5 - rebuild AG headers and trees...
        - reset superblock...
Phase 6 - check inode connectivity...
        - resetting contents of realtime bitmap and summary inodes
        - traversing filesystem ...
[New Thread 0xf784bb90 (LWP 25305)]
[New Thread 0xf5647b90 (LWP 25306)]
[New Thread 0xf5f49b90 (LWP 25307)]
[New Thread 0xf6749b90 (LWP 25308)]
[New Thread 0xf704bb90 (LWP 25309)]
[Thread 0xf704bb90 (LWP 25309) exited]
[Thread 0xf6749b90 (LWP 25308) exited]
[Thread 0xf5647b90 (LWP 25306) exited]
[Thread 0xf5f49b90 (LWP 25307) exited]

Program received signal SIGBUS, Bus error.
[Switching to Thread 0xf7fed640 (LWP 25221)]
xfs_iformat_extents (ip=0x19ec08, dip=0xf0d00, whichfork=0) at xfs_inode.c:461
461                             ep->l0 =
INT_GET(get_unaligned((__uint64_t*)&dp->l0),
(gdb) backtrace 
#0  xfs_iformat_extents (ip=0x19ec08, dip=0xf0d00, whichfork=0) at
xfs_inode.c:461
#1  0x0004edb0 in libxfs_iformat (ip=0x19ec08, dip=0xf0d00) at xfs_inode.c:301
#2  0x00048e04 in libxfs_iread (mp=<value optimized out>, tp=0x0, ino=131,
ip=0x19ec08, bno=0) at util.c:84
#3  0x00046614 in libxfs_iget (mp=0xffa55a20, tp=0x0, ino=131, lock_flags=0,
ipp=0xffa558e4, bno=0) at rdwr.c:780
#4  0x00036634 in process_dir_inode (mp=0xffa55a20, ino=131, irec=0xbe6c8,
ino_offset=3) at phase6.c:3455
#5  0x00038f40 in phase6 (mp=0xffa55a20) at phase6.c:3855
#6  0x00042dd0 in main (argc=<value optimized out>, argv=<value optimized out>)
at xfs_repair.c:711
(gdb) bt
#0  xfs_iformat_extents (ip=0x19ec08, dip=0xf0d00, whichfork=0) at
xfs_inode.c:461
#1  0x0004edb0 in libxfs_iformat (ip=0x19ec08, dip=0xf0d00) at xfs_inode.c:301
#2  0x00048e04 in libxfs_iread (mp=<value optimized out>, tp=0x0, ino=131,
ip=0x19ec08, bno=0) at util.c:84
#3  0x00046614 in libxfs_iget (mp=0xffa55a20, tp=0x0, ino=131, lock_flags=0,
ipp=0xffa558e4, bno=0) at rdwr.c:780
#4  0x00036634 in process_dir_inode (mp=0xffa55a20, ino=131, irec=0xbe6c8,
ino_offset=3) at phase6.c:3455
#5  0x00038f40 in phase6 (mp=0xffa55a20) at phase6.c:3855
#6  0x00042dd0 in main (argc=<value optimized out>, argv=<value optimized out>)
at xfs_repair.c:71
(gdb)

Patch from http://oss.sgi.com/bugzilla/show_bug.cgi?id=844 does not fix this.

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