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Date:	Thu,  6 Nov 2008 13:34:28 -0800 (PST)
Subject: [Bug 11964] New: JBD: grub-probe wants too many credits (266 > 256)

           Summary: JBD: grub-probe wants too many credits (266 > 256)
           Product: File System
           Version: 2.5
          Platform: All
        OS/Version: Linux
              Tree: Mainline
            Status: NEW
          Severity: normal
          Priority: P1
         Component: ext4
OtherBugsDependingO 11808
        Regression: 1

Latest working kernel version: 2.6.26
Earliest failing kernel version: 2.6.27

Reported by Joseph Fannin (I can't find this in the web archives for some
reason, so I'll cut and paste the relevant pars of the report):

Date:  Sun, 2 Nov 2008 19:48:27 -0500
From: Joseph Fannin <>
Subject: JBD2/ext4 error


I'm hitting what's probably a bug in ext4 on one of my boxes. It
always happens on the boot partition, which is extentless, since it
seems likely GRUB will choke on extents.

On with the backtrace, already:

[ 4586.330338] JBD: grub-probe wants too many credits (266 > 256)
[ 4586.330384] ext4_da_writepages: jbd2_start: 18691 pages, ino 39; err
[ 4586.330398] Pid: 7365, comm: grub-probe Not tainted
[ 4586.330456]  [<d806a2f4>] ext4_da_writepages+0x165/0x2c0 [ext4]
[ 4586.330562]  [<d80babf2>] scsi_pool_alloc_command+0x30/0x4a [scsi_mod]
[ 4586.330647]  [<c01dd1fd>] blk_rq_map_sg+0xf1/0x240
[ 4586.330671]  [<c01e4558>] kobject_get+0xf/0x13
[ 4586.330690]  [<d806a18f>] ext4_da_writepages+0x0/0x2c0 [ext4]

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