Re: 2.6.0test9 Reiserfs boot time "buffer layer error at fs/buffer.c:431"

[lkml-031028]

Andrew Morton wrote:
> Amos, could you add this as well?

Here are the results from a kernel compiled with all your patches (3
so far).

The WARN_ON stuff doesn't seem to emit anything (looked for "Badness").

set_blocksize: size=1024
set_blocksize: 1024 OK
set_blocksize: size=1024
set_blocksize: 1024 OK
set_blocksize: size=1024
set_blocksize: 1024 OK
set_blocksize: size=1024
set_blocksize: 1024 OK
set_blocksize: size=4096
buffer layer error at fs/buffer.c:431
Call Trace:
 [<c014ff44>] __find_get_block_slow+0x94/0x150
 [<c0150f43>] __find_get_block+0x83/0xe0
 [<c0150fcb>] __getblk+0x2b/0x60
 [<c015107f>] __bread+0x1f/0x40
 [<c01a3532>] read_super_block+0x82/0x210
 [<c01a4195>] reiserfs_fill_super+0x555/0x5a0
 [<c01d7eb7>] snprintf+0x27/0x30
 [<c0155880>] set_blocksize+0xd0/0x110
 [<c01558e5>] sb_set_blocksize+0x25/0x60
 [<c0155254>] get_sb_bdev+0x124/0x160
 [<c01a424f>] get_super_block+0x2f/0x60
 [<c01a3c40>] reiserfs_fill_super+0x0/0x5a0
 [<c01554bf>] do_kern_mount+0x5f/0xe0
 [<c016a7c8>] do_add_mount+0x78/0x150
 [<c016aab4>] do_mount+0x124/0x170
 [<c016a920>] copy_mount_options+0x80/0xf0
 [<c016ae6f>] sys_mount+0xbf/0x140
 [<c047cb9f>] do_mount_root+0x2f/0xa0
 [<c047cc64>] mount_block_root+0x54/0x120
 [<c047cd8e>] mount_root+0x5e/0x70
 [<c047cdbd>] prepare_namespace+0x1d/0xe0
 [<c01050d2>] init+0x32/0x160
 [<c01050a0>] init+0x0/0x160
 [<c01070c9>] kernel_thread_helper+0x5/0xc

block=16, b_blocknr=64
b_state=0x00000019, b_size=1024
device blocksize: 4096
buffer layer error at fs/buffer.c:431
Call Trace:
 [<c014ff44>] __find_get_block_slow+0x94/0x150
 [<c01070c9>] kernel_thread_helper+0x5/0xc
 [<c010970c>] dump_stack+0x1c/0x20
 [<c0150f43>] __find_get_block+0x83/0xe0
 [<c0150b73>] __getblk_slow+0x23/0xf0
 [<c0150fef>] __getblk+0x4f/0x60
 [<c015107f>] __bread+0x1f/0x40
 [<c01a3532>] read_super_block+0x82/0x210
 [<c01a4195>] reiserfs_fill_super+0x555/0x5a0
 [<c01d7eb7>] snprintf+0x27/0x30
 [<c0155880>] set_blocksize+0xd0/0x110
 [<c01558e5>] sb_set_blocksize+0x25/0x60
 [<c0155254>] get_sb_bdev+0x124/0x160
 [<c01a424f>] get_super_block+0x2f/0x60
 [<c01a3c40>] reiserfs_fill_super+0x0/0x5a0
 [<c01554bf>] do_kern_mount+0x5f/0xe0
 [<c016a7c8>] do_add_mount+0x78/0x150
 [<c016aab4>] do_mount+0x124/0x170
 [<c016a920>] copy_mount_options+0x80/0xf0
 [<c016ae6f>] sys_mount+0xbf/0x140
 [<c047cb9f>] do_mount_root+0x2f/0xa0
 [<c047cc64>] mount_block_root+0x54/0x120
 [<c047cd8e>] mount_root+0x5e/0x70
 [<c047cdbd>] prepare_namespace+0x1d/0xe0
 [<c01050d2>] init+0x32/0x160
 [<c01050a0>] init+0x0/0x160
 [<c01070c9>] kernel_thread_helper+0x5/0xc

block=16, b_blocknr=64
b_state=0x00000019, b_size=1024
device blocksize: 4096
found reiserfs format "3.6" with standard journal
hub 1-0:1.0: debounce: port 3: delay 100ms stable 4 status 0x501
ehci_hcd 0000:00:02.2: port 3 full speed --> companion
ehci_hcd 0000:00:02.2: GetStatus port 3 status 003001 POWER OWNER 
sig=se0  CONNECT
Reiserfs journal params: device hda2, size 8192, journal first block 18, 
max trans len 1024, max batch 900, max commit age 30, max trans age 30
reiserfs: checking transaction log (hda2) for (hda2)
Using r5 hash to sort names
VFS: Mounted root (reiserfs filesystem) readonly.
Freeing unused kernel memory: 404k freed
set_blocksize: size=4096

Thanks,

--Amos

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