Description of problem: i add test suite from LTP to RHTS when i run it on RHEL server 5.1, the kernel (2.6.18-53.el5) crashed, and I got two different kernel crash messages in two times on the "nfs_fsstress" test: logger: 2007-11-07 20:41:22 /usr/bin/rhts-test-runner.sh 10882 2880 hearbeat... BUG: unable to handle kernel NULL pointer dereference at virtual address 000000b8 printing eip: f8d992de *pde = 16838001 Oops: 0002 [#1] SMP last sysfs file: /devices/pci0000:00/0000:00:03.0/0000:02:1d.0/0000:04:02.0/irq Modules linked in: nfs lockd fscache nfs_acl autofs4 hidp rfcomm l2cap bluetooth sunrpc ipv6 dm_mirror dm_multipath dm_mod parport_pc lp parport sg i2c_i801 floppy i2c_core intel_rng e1000 serio_raw pcspkr e7xxx_edac edac_mc ata_piix libata qla2xxx scsi_transport_fc sd_mod scsi_mod ext3 jbd ehci_hcd ohci_hcd uhci_hcd CPU: 3 EIP: 0060:[<f8d992de>] Not tainted VLI EFLAGS: 00010246 (2.6.18-53.el5PAE #1) EIP is at nfs_direct_write_complete+0x37/0x237 [nfs] eax: 00000001 ebx: 00000000 ecx: 00000001 edx: dda2d900 esi: dd696580 edi: 00000004 ebp: d63e15f0 esp: f7014f40 ds: 007b es: 007b ss: 0068 Process rpciod/3 (pid: 5534, ti=f7014000 task=f7f89550 task.ti=f7014000) Stack: dda2d900 f8d9b5b0 dd696580 00000000 00000202 f8b8d822 dd696584 dd6965ec f8b8e033 dd6965f4 dd6965f8 f6a88e40 c04336fc f8b8e03d dd696584 f6a88e54 f6a88e40 f6a88e4c 00000000 c0433fb0 00000001 00000000 f7f8965c 00010000 Call Trace: [<f8b8d822>] rpc_release_calldata+0x16/0x20 [sunrpc] [<f8b8e033>] __rpc_execute+0x1ee/0x1f8 [sunrpc] [<c04336fc>] run_workqueue+0x78/0xb5 [<f8b8e03d>] rpc_async_schedule+0x0/0x5 [sunrpc] [<c0433fb0>] worker_thread+0xd9/0x10d [<c04206f9>] default_wake_function+0x0/0xc [<c0433ed7>] worker_thread+0x0/0x10d [<c0436385>] kthread+0xc0/0xeb [<c04362c5>] kthread+0x0/0xeb [<c0405c3b>] kernel_thread_helper+0x7/0x10 ======================= Code: 8b 45 3c c7 45 3c 00 00 00 00 83 f8 01 74 0e 83 f8 02 0f 85 bc 01 00 00 e9 e0 00 00 00 8b 5d 38 b9 01 00 00 00 8b 55 0c 8d 7b 04 <89> 93 b8 00 00 00 8b 45 04 81 ea 2c 01 00 00 8b 40 0c 89 93 70 EIP: [<f8d992de>] nfs_direct_write_complete+0x37/0x237 [nfs] SS:ESP 0068:f7014f40 <0>Kernel panic - not syncing: Fatal exception logger: 2007-11-07 21:28:01 /usr/bin/rhts-test-runner.sh 10857 840 hearbeat... nfs: server nec-em12.rhts.boston.redhat.com not responding, timed out nfs: server nec-em12.rhts.boston.redhat.com not responding, timed out ------------[ cut here ]------------ kernel BUG at fs/nfs/proc.c:677! invalid opcode: 0000 [#1] SMP last sysfs file: /devices/pci0000:00/0000:00:00.0/irq Modules linked in: nfs lockd fscache nfs_acl autofs4 hidp rfcomm l2cap bluetooth sunrpc ipv6 dm_mirror dm_multipath dm_mod parport_pc lp parport sg i2c_i801 i2c_core e7xxx_edac edac_mc floppy e1000 intel_rng serio_raw pcspkr ata_piix libata qla2xxx scsi_transport_fc sd_mod scsi_mod ext3 jbd ehci_hcd ohci_hcd uhci_hcd CPU: 3 EIP: 0060:[<f8d7f339>] Not tainted VLI EFLAGS: 00010246 (2.6.18-53.el5PAE #1) EIP is at nfs_proc_commit_setup+0x0/0x9 [nfs] eax: f0b23c80 ebx: f0b23c80 ecx: f8d96700 edx: 00000000 esi: f2633780 edi: f0b23c84 ebp: eec7f6d4 esp: f1034f34 ds: 007b es: 007b ss: 0068 Process rpciod/3 (pid: 5403, ti=f1034000 task=f2743aa0 task.ti=f1034000) Stack: f8d9537c f8d975bc f0b23c80 ebc3c168 f8d975b0 f2633780 00000000 00000202 f8b9d822 f2633784 f26337ec f8b9e033 f26337f4 f26337f8 f227cc40 c04336fc f8b9e03d f2633784 f227cc54 f227cc40 f227cc4c 00000000 c0433fb0 00000001 Call Trace: [<f8d9537c>] nfs_direct_write_complete+0xd5/0x237 [nfs] [<f8b9d822>] rpc_release_calldata+0x16/0x20 [sunrpc] [<f8b9e033>] __rpc_execute+0x1ee/0x1f8 [sunrpc] [<c04336fc>] run_workqueue+0x78/0xb5 [<f8b9e03d>] rpc_async_schedule+0x0/0x5 [sunrpc] [<c0433fb0>] worker_thread+0xd9/0x10d [<c04206f9>] default_wake_function+0x0/0xc [<c0433ed7>] worker_thread+0x0/0x10d [<c0436385>] kthread+0xc0/0xeb [<c04362c5>] kthread+0x0/0xeb [<c0405c3b>] kernel_thread_helper+0x7/0x10 ======================= Code: 89 46 24 8b 44 24 04 e8 44 be ff ff 89 46 10 5f 89 d8 5d 5b 5e 5f 5d c3 90 90 31 c0 c7 41 04 00 00 00 00 c7 41 08 ff 00 00 00 c3 <0f> 0b a5 02 b3 90 d9 f8 c3 8b 40 08 8b 40 0c e9 2d 28 df ff 83 EIP: [<f8d7f339>] nfs_proc_commit_setup+0x0/0x9 [nfs] SS:ESP 0068:f1034f34 <0>Kernel panic - not syncing: Fatal exception Version-Release number of selected component (if applicable): How reproducible: run the rhts with name /kernel/distribution/nfs/ltp or you can refer to rhts jobid: 10364 Additional info: seems it just happens on the nfs client can't get responding from the nfs server
It looks like a very similar back trace with bug 466164. Hence, I close this one as the duplication of it. You may re-open it if disagree. *** This bug has been marked as a duplicate of bug 466164 ***