linux-kernel - [BUG] mm snapshot broken-out-2007-11-06-02-32.tar.gz

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Message-ID: <47309BA4.2010803@linux.vnet.ibm.com>
Date:	Tue, 06 Nov 2007 22:21:48 +0530
From:	Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>
To:	akpm@...ux-foundation.org
CC:	mm-commits@...r.kernel.org, linux-kernel@...r.kernel.org,
	Andy Whitcroft <apw@...dowen.org>,
	Balbir Singh <balbir@...ux.vnet.ibm.com>
Subject: [BUG] mm snapshot broken-out-2007-11-06-02-32.tar.gz - soft lockup

Hi Andrew,

The kernel is stuck at soft lockup while booting, with following
call trace

BUG: soft lockup - CPU#1 stuck for 11s! [mount:959]

Pid: 959, comm: mount Not tainted (2.6.24-rc1-mm1-autokern1 #1)
EIP: 0060:[<c1067b81>] EFLAGS: 00000206 CPU: 1
EIP is at shrink_dcache_sb+0x4c/0xd1
EAX: c132fe80 EBX: c1c21248 ECX: c1985000 EDX: fffffff3
ESI: c1c21248 EDI: c1985000 EBP: c181a000 ESP: c2695e94
 DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
CR0: 8005003b CR2: 09dc8000 CR3: 02675000 CR4: 000002f0
DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
DR6: ffff0ff0 DR7: 00000400
 [<c105b871>] do_remount_sb+0x2c/0xa4
 [<c108f0c0>] sysfs_fill_super+0x0/0x85
 [<c105bc7d>] get_sb_single+0x71/0x88
 [<c108f157>] sysfs_get_sb+0x12/0x17
 [<c108f0c0>] sysfs_fill_super+0x0/0x85
 [<c105bccb>] vfs_kern_mount+0x37/0x6e
 [<c106c7ec>] do_new_mount+0x86/0x109
 [<c106ce4b>] do_mount+0x18b/0x1a5
 [<c1002c84>] apic_timer_interrupt+0x28/0x30
 [<c106cc1e>] exact_copy_from_user+0x44/0x4f
 [<c106d0b7>] sys_mount+0x6f/0xad
 [<c100221e>] syscall_call+0x7/0xb
 [<c1200000>] svcauth_unix_set_client+0xc/0x14d
 =======================

-- 
Thanks & Regards,
Kamalesh Babulal,
Linux Technology Center,
IBM, ISTL.

View attachment "config-autobench-2.6.24-rc1-mm1-autokern1" of type "text/plain" (28278 bytes)