[Bug 324] New: oops with xfs_fsr on 2.6.5-1.326

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http://oss.sgi.com/bugzilla/show_bug.cgi?id=324

           Summary: oops with xfs_fsr on 2.6.5-1.326
           Product: Linux XFS
           Version: 1.3.x
          Platform: IA32
        OS/Version: Linux
            Status: NEW
          Severity: critical
          Priority: High
         Component: XFS kernel code
        AssignedTo: xfs-master@xxxxxxxxxxx
        ReportedBy: matteo@xxxxxx


xfs_fsr leads to the following oops on 2.6.5-1.326 x86 (fedora core2
development), gcc-3.3.3:

Apr 20 23:09:49 stout kernel: Unable to handle kernel paging request at virtual
address feffdd74
Apr 20 23:09:49 stout kernel:  printing eip:
Apr 20 23:09:49 stout kernel: 19911456
Apr 20 23:09:49 stout kernel: *pde = 00000000
Apr 20 23:09:49 stout kernel: Oops: 0002 [#1]
Apr 20 23:09:49 stout kernel: CPU:    0
Apr 20 23:09:49 stout kernel: EIP:    0060:[<19911456>]    Not tainted
Apr 20 23:09:49 stout kernel: EFLAGS: 00210246   (2.6.5-1.326custom)
Apr 20 23:09:49 stout kernel: EIP is at xfs_bulkstat_one+0x162/0x4a4 [xfs]
Apr 20 23:09:49 stout kernel: eax: 00002200   ebx: 00000000   ecx: feffdd20  
edx: 00000000
Apr 20 23:09:49 stout kernel: esi: 00000080   edi: 00000000   ebp: 183a2000  
esp: 14301d74
Apr 20 23:09:49 stout kernel: ds: 007b   es: 007b   ss: 0068
Apr 20 23:09:49 stout kernel: Process xfs_fsr (pid: 1593, threadinfo=14301000
task=06b45360)
Apr 20 23:09:49 stout kernel: Stack: 00000000 00000040 00000000 1843f480
00000000 00000040 00000000 00000000
Apr 20 23:09:49 stout kernel:        00000000 199122da 00000080 00000000
feffdd20 00001b00 00000000 00000040
Apr 20 23:09:49 stout kernel:        00000000 14301e50 183a2000 14301e54
00000001 00000000 00000001 00000000
Apr 20 23:09:49 stout kernel: Call Trace:
Apr 20 23:09:49 stout kernel:  [<199122da>] xfs_bulkstat+0xb42/0xd25 [xfs]
Apr 20 23:09:49 stout kernel:  [<19931cda>] xfs_ioc_bulkstat+0x107/0x15c [xfs]
Apr 20 23:09:49 stout kernel:  [<199112f4>] xfs_bulkstat_one+0x0/0x4a4 [xfs]
Apr 20 23:09:49 stout kernel:  [<19931802>] xfs_ioctl+0x2f7/0x63e [xfs]
Apr 20 23:09:49 stout kernel:  [<021b6c66>] inode_doinit_with_dentry+0x44/0x611
Apr 20 23:09:49 stout kernel:  [<02177a1e>] d_splice_alias+0x236/0x23f
Apr 20 23:09:49 stout kernel:  [<199326b1>] linvfs_lookup+0x64/0x69 [xfs]
Apr 20 23:09:49 stout kernel:  [<0216cd44>] __lookup_hash+0x70/0x89
Apr 20 23:09:49 stout kernel:  [<19930a22>] linvfs_ioctl+0x1c/0xfa [xfs]
Apr 20 23:09:49 stout kernel:  [<02170712>] sys_ioctl+0x29a/0x33c
Apr 20 23:09:49 stout kernel:
Apr 20 23:09:49 stout kernel: Code: 66 c7 41 54 00 00 c1 e2 08 c1 e8 08 09 c2 66
89 51 0a eb 2d

Reproduced multiple times.



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