Messages in this thread | | | Date | Fri, 15 Sep 2006 14:40:43 +0200 | From | Andre Noll <> | Subject | Re: 2.6.18-rc5 page_to_pfn: Unable to handle kernel NULL pointer dereference |
| |
On 09:31, Andre Noll wrote: > The following just happend to one of our 8-way Opteron cluster nodes > (nfs client version 3, solaris nfs server).
The problem is still present in 2.6.18-rc7. This time it happend on a 2-processor Opteron machine:
Pid: 945, comm: sge_execd Not tainted 2.6.18-rc7-tt64-6-g1883c5ab #4 RIP: 0010:[<ffffffff80150cad>] [<ffffffff80150cad>] page_to_pfn+0x0/0x33 RSP: 0018:ffff8100fac73bb0 EFLAGS: 00010283 RAX: 0000000000000a57 RBX: 00000000000004ae RCX: 0000000000000a57 RDX: ffff8100fac73bf0 RSI: ffff8101b9b1c540 RDI: 0000000000000000 RBP: 00000000000005a9 R08: ffff8101f7aa31d0 R09: ffff8101f7aa3040 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000b52 R13: ffff8100fac73bf8 R14: 0000000000002000 R15: ffff8101f7aa32e8 FS: 00002b83ded037a0(0000) GS:ffff8101000dc540(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b CR2: 0000000000000000 CR3: 00000000fad78000 CR4: 00000000000006a0 Process sge_execd (pid: 945, threadinfo ffff8100fac72000, task ffff810004be5180) Stack: ffffffff801d6276 ffff8101fc4f0440 ffff8101b9b1c3c0 0000000000000a57 ffff8101f7aa31d0 00000000000005a9 ffffffff801d64fc 0000000000000001 ffff8101ffec2e18 0000000000000000 ffff8101f7aa31d0 ffff8101ffec2e18 Call Trace: [<ffffffff801d6276>] nfs_readpage_truncate_uninitialised_page+0x76/0xeb [<ffffffff801d64fc>] nfs_readpage_sync+0x211/0x253 [<ffffffff801d6f89>] nfs_readpage+0x118/0x151 [<ffffffff8014c6fe>] do_generic_mapping_read+0x1ec/0x398 [<ffffffff8014c8aa>] file_read_actor+0x0/0xd1 [<ffffffff8014caf2>] __generic_file_aio_read+0x177/0x1b0 [<ffffffff8014cb5f>] generic_file_aio_read+0x34/0x39 [<ffffffff801cf3eb>] nfs_file_read+0x84/0x93 [<ffffffff8016e0fc>] do_sync_read+0xc9/0x106 [<ffffffff8013e5fd>] autoremove_wake_function+0x0/0x2e [<ffffffff8015bf32>] do_mmap_pgoff+0x5fd/0x6de [<ffffffff8016e1e6>] vfs_read+0xad/0x14c [<ffffffff8016e520>] sys_read+0x45/0x6e [<ffffffff80109726>] system_call+0x7e/0x83
Code: 48 8b 07 48 c1 e8 3a 48 8b 14 c5 c0 79 5f 80 48 b8 b7 6d db RIP [<ffffffff80150cad>] page_to_pfn+0x0/0x33 RSP <ffff8100fac73bb0> CR2: 0000000000000000
-- The only person who always got his work done by Friday was Robinson Crusoe [unhandled content-type:application/pgp-signature] | |