From: Bastian Blank <bastian@waldi.eu.org>
To: linux-kernel@vger.kernel.org
Subject: 2.6.7 - oops while dereferencing null pointer in nfs_create_request
Date: Sun, 27 Jun 2004 18:42:39 +0200 [thread overview]
Message-ID: <20040627164239.GA8349@wavehammer.waldi.eu.org> (raw)
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Hi folks
Linux 2.6.7 on s390 regulary oopses with the following error:
| Unable to handle kernel pointer dereference at virtual kernel address 0000000000000000
| Oops: 0004 [#1]
| CPU: 2 Not tainted
| Process pdflush (pid: 90, task: 000000000fbb5400, ksp: 000000000fad7ba0)
| Krnl PSW : 0700200180000000 000000000010a08c (nfs3_request_init+0x34/0x50)
| Krnl GPRS: 0000000000000000 0000000000000001 0000000000000000 0000000000000028
| 0000000000000001 0000000000000000 0000000000001000 0000000009284948
| 000000000040c300 000000000feecc00 0000000000000000 0000000000815638
| 0000000001ef3f00 000000000029df00 000000000010a07c 000000000fad72c8
| Krnl Code: ba 54 30 00 a7 44 ff fc e3 20 c0 30 00 24 e3 40 f1 10 00 04
| Call Trace:
| [nfs_create_request+220/316] nfs_create_request+0xdc/0x13c
| [nfs_update_request+718/1168] nfs_update_request+0x2ce/0x490
| [nfs_writepage_async+44/252] nfs_writepage_async+0x2c/0xfc
| [nfs_writepage+492/536] nfs_writepage+0x1ec/0x218
| [mpage_writepages+586/892] mpage_writepages+0x24a/0x37c
| [nfs_writepages+50/368] nfs_writepages+0x32/0x170
| [do_writepages+64/100] do_writepages+0x40/0x64
| [__sync_single_inode+130/632] __sync_single_inode+0x82/0x278
| [__writeback_single_inode+254/272] __writeback_single_inode+0xfe/0x110
| [sync_sb_inodes+426/896] sync_sb_inodes+0x1aa/0x380
| [writeback_inodes+360/388] writeback_inodes+0x168/0x184
| [wb_kupdate+182/324] wb_kupdate+0xb6/0x144
| [__pdflush+430/700] __pdflush+0x1ae/0x2bc
| [pdflush+46/60] pdflush+0x2e/0x3c
| [kthread+228/236] kthread+0xe4/0xec
| [kernel_thread_starter+20/28] kernel_thread_starter+0x14/0x1c
Bastian
--
"Life and death are seldom logical."
"But attaining a desired goal always is."
-- McCoy and Spock, "The Galileo Seven", stardate 2821.7
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