Messages in this thread | | | Date | Wed, 18 May 2005 10:38:07 -0700 | From | Gregory Brauer <> | Subject | Re: kernel OOPS for XFS in xfs_iget_core (using NFS+SMP+MD) |
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Chris Wedgwood wrote: > On Fri, May 13, 2005 at 01:45:44PM -0700, Gregory Brauer wrote: > > >>I have seen some references to a similar bug in other kernel list >>posts from October 2004 and am trying to figure out if this is the >>same problem, or something new related to the xfs_iget_core patch in >>2.6.11. This seems to be a very hard to reproduce bug, but we've >>seen this problem twice in a week of testing under Fedora >>Core 3 on the following kernel: > > > does disabling CONFIG_4K_STACKS help?
No. Here is the oops for a kernel.org kernel 2.6.11.10 compiled with the same config file that FC3 uses for their kernel (2.6.11-1.14_FC3) except with the CONFIG_4KSTACKS=y line commented out. This one died after about 8 hours of testing.
May 18 02:59:47 violet kernel: xfs_iget_core: ambiguous vns: vp/0xf53f8ac8, invp/0xe49ccc4c May 18 02:59:47 violet kernel: ------------[ cut here ]------------ May 18 02:59:47 violet kernel: kernel BUG at fs/xfs/support/debug.c:106! May 18 02:59:47 violet kernel: invalid operand: 0000 [#1] May 18 02:59:47 violet kernel: SMP May 18 02:59:47 violet kernel: Modules linked in: nfsd lockd md5 ipv6 parport_pc lp parport sunrpc xfs exportfs dm_mod video button battery ac uhci_h cd hw_random i2c_i801 i2c_core e1000 bonding floppy ext3 jbd raid0 3w_xxxx sd_mod scsi_mod May 18 02:59:47 violet kernel: CPU: 0 May 18 02:59:47 violet kernel: EIP: 0060:[<f9206de5>] Not tainted VLI May 18 02:59:47 violet kernel: EFLAGS: 00010246 (2.6.11.10) May 18 02:59:47 violet kernel: EIP is at cmn_err+0xa5/0xd0 [xfs] May 18 02:59:47 violet kernel: eax: 00000000 ebx: f920a178 ecx: f921e484 edx: 00000200 May 18 02:59:47 violet kernel: esi: f92099f8 edi: f921fa1e ebp: 00000000 esp: f643db48 May 18 02:59:47 violet kernel: ds: 007b es: 007b ss: 0068 May 18 02:59:47 violet kernel: Process nfsd (pid: 6177, threadinfo=f643c000 task=f6ab4560) May 18 02:59:47 violet kernel: Stack: f92099f8 f92099bf f921f9e0 00000282 f643c000 f920a178 00000000 dc8444ac May 18 02:59:47 violet kernel: f91d5fe4 00000000 f920a178 f53f8ac8 e49ccc4c f71d7c00 f92053b3 ed7c01f4 May 18 02:59:47 violet kernel: 00000000 e49ccc70 ed7c01f0 00000000 f707f400 e49ccc4c dc8444ac e49ccc70 May 18 02:59:47 violet kernel: Call Trace: May 18 02:59:47 violet kernel: [<f91d5fe4>] xfs_iget_core+0x514/0x610 [xfs] May 18 02:59:47 violet kernel: [<f92053b3>] linvfs_alloc_inode+0x23/0x30 [xfs] May 18 02:59:47 violet kernel: [<f91d61b4>] xfs_iget+0xd4/0x170 [xfs] May 18 02:59:47 violet kernel: [<f91f3f2b>] xfs_vget+0x6b/0xf0 [xfs] May 18 02:59:47 violet kernel: [<c02c25d1>] alloc_skb+0x41/0xf0 May 18 02:59:47 violet kernel: [<f920613d>] vfs_vget+0x2d/0x40 [xfs] May 18 02:59:47 violet kernel: [<f919c659>] linvfs_get_dentry+0x39/0x70 [xfs] May 18 02:59:47 violet kernel: [<f88ea02d>] find_exported_dentry+0x2d/0x630 [exportfs] May 18 02:59:47 violet kernel: [<c02e890c>] ip_append_data+0x57c/0x850 May 18 02:59:47 violet kernel: [<c0305759>] udp_sendmsg+0x2f9/0x6d0 May 18 02:59:47 violet kernel: [<f897f627>] e1000_xmit_frame+0x557/0x8e0 [e1000] May 18 02:59:47 violet kernel: [<c03274c2>] packet_rcv_spkt+0xd2/0x260 May 18 02:59:47 violet kernel: [<c02d8330>] qdisc_restart+0x20/0x230 May 18 02:59:47 violet kernel: [<c02c85fb>] dev_queue_xmit+0x26b/0x300 May 18 02:59:47 violet kernel: [<c02e6f9a>] ip_finish_output+0xda/0x290 May 18 02:59:47 violet kernel: [<c02be4e8>] sock_sendmsg+0x118/0x150 May 18 02:59:47 violet kernel: [<c02e9280>] ip_push_pending_frames+0x240/0x490 May 18 02:59:47 violet kernel: [<c0138730>] autoremove_wake_function+0x0/0x50 May 18 02:59:47 violet kernel: [<c03052e9>] udp_push_pending_frames+0x139/0x270 May 18 02:59:47 violet kernel: [<c011d158>] recalc_task_prio+0x88/0x150 May 18 02:59:47 violet kernel: [<f8ae151a>] svc_expkey_lookup+0x40a/0x430 [nfsd] May 18 02:59:47 violet kernel: [<f919c5b3>] linvfs_decode_fh+0x63/0xd0 [xfs] May 18 02:59:47 violet kernel: [<f8adbf50>] nfsd_acceptable+0x0/0x100 [nfsd] May 18 02:59:47 violet kernel: [<f919c550>] linvfs_decode_fh+0x0/0xd0 [xfs] May 18 02:59:47 violet kernel: [<f8adc228>] fh_verify+0x1d8/0x5a0 [nfsd] May 18 02:59:47 violet kernel: [<f8adbf50>] nfsd_acceptable+0x0/0x100 [nfsd] May 18 02:59:47 violet kernel: [<f8add053>] nfsd_lookup+0x43/0x4d0 [nfsd] May 18 02:59:47 violet kernel: [<f8adaf44>] nfsd_proc_lookup+0x54/0xa0 [nfsd] May 18 02:59:47 violet kernel: [<f8ae3d30>] nfssvc_decode_diropargs+0x0/0xd0 [nfsd] May 18 02:59:47 violet kernel: [<f8ada5ba>] nfsd_dispatch+0x8a/0x210 [nfsd] May 18 02:59:47 violet kernel: [<f8c1afb6>] svc_authenticate+0x86/0xd0 [sunrpc] May 18 02:59:47 violet kernel: [<f8c18641>] svc_process+0x551/0x640 [sunrpc] May 18 02:59:47 violet kernel: [<c01172bc>] smp_call_function_interrupt+0x3c/0x60 May 18 02:59:47 violet kernel: [<c0104b04>] call_function_interrupt+0x1c/0x24 May 18 02:59:47 violet kernel: [<f8ada3b0>] nfsd+0x190/0x310 [nfsd] May 18 02:59:47 violet kernel: [<f8ada220>] nfsd+0x0/0x310 [nfsd] May 18 02:59:47 violet kernel: [<c0102345>] kernel_thread_helper+0x5/0x10 May 18 02:59:47 violet kernel: Code: b8 e0 f9 21 f9 89 44 24 08 8b 04 ad a0 e4 21 f9 89 44 24 04 e8 ed cd f1 c6 8b 54 24 0c b8 84 e4 21 f9 e8 bf 4d 1 2 c7 85 ed 75 08 <0f> 0b 6a 00 df 99 20 f9 8b 5c 24 10 8b 74 24 14 8b 7c 24 18 8b
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