From: "F. Poncin" <cr27587@chello.be>
To: linux-kernel@vger.kernel.org
Subject: slab error in cache_free_debugcheck(): cache `sgpool-8':
Date: Fri, 14 Oct 2005 21:50:14 +0200 [thread overview]
Message-ID: <43500BF6.8080501@chello.be> (raw)
Hello,
I found this in several recent boot logs.
Summary: slab error in cache_free_debugcheck(): cache `sgpool-8': double
free, or memory outside object was overwritten
Kernel version: 2.6.14-rc4-g9149ccfa
Steps to reproduce: on boot
Hardware: Dell 8300 + External USB disk enclosures
I'm not subscribed to the list. Please Cc:
Additional info / test on request.
extract from dmesg:
scsi2 : SCSI emulation for IEEE-1394 SBP-2 Devices
ieee1394: sbp2: Logged into SBP-2 device
ieee1394: Node 0-00:1023: Max speed [S400] - Max payload [2048]
Vendor: Initio Model: ST3400832A Rev: 4.07
Type: Direct-Access ANSI SCSI revision: 00
SCSI device sdc: 781422768 512-byte hdwr sectors (400088 MB)
slab error in cache_free_debugcheck(): cache `sgpool-8': double free, or
memory outside object was overwritten
[<c014a43b>] cache_free_debugcheck+0x15e/0x215
[<c0144c73>] mempool_free+0x6c/0x73
[<c014ae71>] kmem_cache_free+0x25/0x59
[<c0144c73>] mempool_free+0x6c/0x73
[<f8891d92>] scsi_io_completion+0x1fd/0x4ac [scsi_mod]
[<f8826d3f>] sd_rw_intr+0x155/0x30e [sd_mod]
[<c0148e2b>] poison_obj+0x1c/0x38
[<c032ca6e>] _spin_lock+0x1c/0x75
[<f888cc33>] scsi_finish_command+0x82/0xb5 [scsi_mod]
[<c032ca6e>] _spin_lock+0x1c/0x75
[<f888cb0a>] scsi_softirq+0xc0/0x141 [scsi_mod]
[<c01252e1>] tasklet_action+0x59/0xbe
[<c0124f79>] __do_softirq+0x69/0xd5
[<c0104ceb>] do_softirq+0x57/0x5b
=======================
[<c01250c0>] irq_exit+0x42/0x44
[<c0104bbc>] do_IRQ+0x5c/0x8e
[<c032b277>] schedule+0x627/0xcd8
[<c01036a6>] common_interrupt+0x1a/0x20
[<c0100e91>] mwait_idle+0x25/0x4a
[<c023d243>] acpi_processor_idle+0x0/0x29e
[<c023d344>] acpi_processor_idle+0x101/0x29e
[<c023d243>] acpi_processor_idle+0x0/0x29e
[<c0100ceb>] cpu_idle+0x45/0x7d
[<c03f088a>] start_kernel+0x18c/0x1cb
[<c03f030b>] unknown_bootoption+0x0/0x1b0
c233b7a8: redzone 1: 0x170fc2a5, redzone 2: 0xc0144b47.
sdc: asking for cache data failed
sdc: assuming drive cache: write through
SCSI device sdc: 781422768 512-byte hdwr sectors (400088 MB)
slab error in cache_free_debugcheck(): cache `sgpool-8': double free, or
memory outside object was overwritten
[<c014a43b>] cache_free_debugcheck+0x15e/0x215
[<c0144c73>] mempool_free+0x6c/0x73
[<c014ae71>] kmem_cache_free+0x25/0x59
[<c0144c73>] mempool_free+0x6c/0x73
[<f8891d92>] scsi_io_completion+0x1fd/0x4ac [scsi_mod]
[<f8826d3f>] sd_rw_intr+0x155/0x30e [sd_mod]
[<c0148e2b>] poison_obj+0x1c/0x38
[<c032ca6e>] _spin_lock+0x1c/0x75
[<f888cc33>] scsi_finish_command+0x82/0xb5 [scsi_mod]
[<c032ca6e>] _spin_lock+0x1c/0x75
[<f888cb0a>] scsi_softirq+0xc0/0x141 [scsi_mod]
[<c01252e1>] tasklet_action+0x59/0xbe
[<c0124f79>] __do_softirq+0x69/0xd5
[<c0104ceb>] do_softirq+0x57/0x5b
=======================
[<c01250c0>] irq_exit+0x42/0x44
[<c0104bbc>] do_IRQ+0x5c/0x8e
[<c01036a6>] common_interrupt+0x1a/0x20
[<c0100e91>] mwait_idle+0x25/0x4a
[<c023d243>] acpi_processor_idle+0x0/0x29e
[<c023d344>] acpi_processor_idle+0x101/0x29e
[<c023d243>] acpi_processor_idle+0x0/0x29e
[<c0100ceb>] cpu_idle+0x45/0x7d
[<c03f088a>] start_kernel+0x18c/0x1cb
[<c03f030b>] unknown_bootoption+0x0/0x1b0
c233b7a8: redzone 1: 0x170fc2a5, redzone 2: 0xc0144b47.
sdc: asking for cache data failed
sdc: assuming drive cache: write through
sdc:<6>FDC 0 is a post-1991 82077
--
Frédéric Poncin
reply other threads:[~2005-10-14 19:50 UTC|newest]
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