Stacktrace

Stacktrace

[Joachim Reichelt]

Dear all,
I just got in my dmesg:

reiserfs/1: page allocation failure. order:0, mode:0x21
 [<c0147913>] __alloc_pages+0x3b3/0x3c0
 [<c0147938>] __get_free_pages+0x18/0x30
 [<c014af24>] kmem_getpages+0x24/0xe0
 [<c014bd04>] cache_grow+0xb4/0x170
 [<c014bf28>] cache_alloc_refill+0x168/0x240
 [<c014c224>] kmem_cache_alloc+0x44/0x50
 [<f8855103>] __scsi_get_command+0x23/0x80 [scsi_mod]
 [<f885519d>] scsi_get_command+0x3d/0xd0 [scsi_mod]
 [<f885aee1>] scsi_prep_fn+0x111/0x1f0 [scsi_mod]
 [<c026dd57>] elv_next_request+0x57/0xf0
 [<c026fa2b>] blk_remove_plug+0x3b/0x80
 [<c026fa92>] __generic_unplug_device+0x22/0x40
 [<c02710b8>] __make_request+0x478/0x4d0
 [<c027122e>] generic_make_request+0x11e/0x1d0
 [<c014bfa6>] cache_alloc_refill+0x1e6/0x240
 [<c0121650>] autoremove_wake_function+0x0/0x50
 [<c0145ee6>] mempool_alloc+0x76/0x150
 [<c0121650>] autoremove_wake_function+0x0/0x50
 [<c0271344>] submit_bio+0x64/0x110
 [<c0121650>] autoremove_wake_function+0x0/0x50
 [<c0166fe2>] bio_alloc+0xe2/0x1d0
 [<c016689e>] submit_bh+0x12e/0x190
 [<c0164f84>] __block_write_full_page+0x1f4/0x350
 [<c01f4539>] radix_tree_gang_lookup_tag+0x49/0x70
 [<c0169860>] blkdev_get_block+0x0/0x80
 [<c01666d9>] block_write_full_page+0xe9/0x100
 [<c0169860>] blkdev_get_block+0x0/0x80
 [<c0185036>] mpage_writepages+0x246/0x3e0
 [<c01699f0>] blkdev_writepage+0x0/0x10
 [<c0148ea4>] do_writepages+0x24/0x30
 [<c014279b>] __filemap_fdatawrite_range+0xdb/0x100
 [<c01427e2>] filemap_fdatawrite+0x22/0x30
 [<f95ed810>] flush_async_commits+0x90/0xe0 [reiserfs]
 [<c0133468>] worker_thread+0x1a8/0x240
 [<f95ed780>] flush_async_commits+0x0/0xe0 [reiserfs]
 [<c011fe60>] default_wake_function+0x0/0x10
 [<c011fe60>] default_wake_function+0x0/0x10
 [<c01332c0>] worker_thread+0x0/0x240
 [<c0137515>] kthread+0xa5/0xf0
 [<c0137470>] kthread+0x0/0xf0
 [<c01052b9>] kernel_thread_helper+0x5/0xc

System: SuSE 9.2,
# cat /proc/cpuinfo
processor       : 0
vendor_id       : GenuineIntel
cpu family      : 15
model           : 3
model name      : Intel(R) Pentium(R) 4 CPU 3.00GHz
stepping        : 4
1GB RAM

Nothing in messages!
# mount | grep reis| sort
/dev/md1 on /var type reiserfs (rw,acl,user_xattr)
/dev/md2 on /tmp type reiserfs (rw,acl,user_xattr)
/dev/md3 on / type reiserfs (rw,acl,user_xattr)
/dev/sdc1 on /software type reiserfs (rw,acl,user_xattr)
/dev/sdc2 on /nero type reiserfs (rw,acl,user_xattr)

-- 
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         Joachim Reichelt

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Re: Stacktrace

[Chris Mason]

On Thu, 2004-12-16 at 14:17 +0100, Joachim Reichelt wrote:
> Dear all,
> I just got in my dmesg:
> 
> reiserfs/1: page allocation failure. order:0, mode:0x21

This is an atomic allocation, which is allowed to fail.  You can ignore
the message (which comes from the VM), later versions of the suse kernel
don't even print it for atomic failures.

-chris