From: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
To: Andrew Morton <akpm@linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>,
linuxppc-dev@ozlabs.org, nfs@lists.sourceforge.net,
Andy Whitcroft <apw@shadowen.org>,
Balbir Singh <ba
Subject: [BUG] 2.6.24-rc2-mm1 - kernel bug on nfs v4
Date: Fri, 16 Nov 2007 19:45:36 +0530 [thread overview]
Message-ID: <473DA608.1020804@linux.vnet.ibm.com> (raw)
Hi Andrew,
The kernel enters the xmon state while running the file system
stress on nfs v4 mounted partition.
0:mon> e
cpu 0x0: Vector: 300 (Data Access) at [c0000000dbd4f820]
pc: c000000000065be4: .__wake_up_common+0x44/0xe8
lr: c000000000069768: .__wake_up+0x54/0x88
sp: c0000000dbd4faa0
msr: 8000000000001032
dar: 0
dsisr: 40010000
current = 0xc0000000dfb6f680
paca = 0xc000000000574580
pid = 1865, comm = rpciod/0
0:mon> t
[c0000000dbd4fb50] c000000000069768 .__wake_up+0x54/0x88
[c0000000dbd4fc00] d00000000086b890 .nfs_sb_deactive+0x44/0x58 [nfs]
[c0000000dbd4fc80] d000000000872658 .nfs_free_unlinkdata+0x2c/0x74 [nfs]
[c0000000dbd4fd10] d000000000598510 .rpc_release_calldata+0x50/0x74 [sunrpc]
[c0000000dbd4fda0] c00000000008d960 .run_workqueue+0x10c/0x1f4
[c0000000dbd4fe50] c00000000008ec70 .worker_thread+0x118/0x138
[c0000000dbd4ff00] c0000000000939f4 .kthread+0x78/0xc4
[c0000000dbd4ff90] c00000000002b060 .kernel_thread+0x4c/0x68
0:mon> r
R00 = c000000000069768 R16 = 4000000001c00000
R01 = c0000000dbd4faa0 R17 = c0000000004410c0
R02 = c0000000006752d8 R18 = 0000000000000000
R03 = c0000000ace4ffc0 R19 = 000000000019c000
R04 = 0000000000000003 R20 = c00000000050af08
R05 = 0000000000000001 R21 = 000000000210af08
R06 = 0000000000000000 R22 = 000000000210b178
R07 = 0000000000000000 R23 = c00000000050b178
R08 = 0000000000000000 R24 = 0000000000000003
R09 = 0000000000000000 R25 = 0000000000000000
R10 = 0000000000000001 R26 = 0000000000000000
R11 = ffffffffffffffe8 R27 = c0000000ace4ffc0
R12 = 0000000000004000 R28 = 0000000000000001
R13 = c000000000574580 R29 = 0000000000000003
R14 = 0000000000000000 R30 = c00000000061bad8
R15 = c000000000442888 R31 = d0000000008baa50
pc = c000000000065be4 .__wake_up_common+0x44/0xe8
lr = c000000000069768 .__wake_up+0x54/0x88
msr = 8000000000001032 cr = 24000022
ctr = 80000000001af404 xer = 0000000000000002 trap = 300
dar = 0000000000000000 dsisr = 40010000
0:mon>
--
Thanks & Regards,
Kamalesh Babulal,
Linux Technology Center,
IBM, ISTL.
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next reply other threads:[~2007-11-16 14:16 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-11-16 14:15 Kamalesh Babulal [this message]
2007-11-17 17:53 ` [NFS] [BUG] 2.6.24-rc2-mm1 - kernel bug on nfs v4 Torsten Kaiser
[not found] ` <64bb37e0711170953p67d1be49lf4eaa190d662e2b4-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2007-11-17 18:05 ` Andrew Morton
2007-11-17 18:09 ` Ingo Molnar
2007-11-17 18:58 ` Trond Myklebust
[not found] ` <20071117180946.GA14055@elte.hu>
2007-11-17 18:19 ` Andrew Morton
[not found] ` <20071117101957.7562639d.akpm@linux-foundation.org>
2007-11-17 19:40 ` Torsten Kaiser
[not found] ` <64bb37e0711171140w5f1451e0qea081a4fbc7a45f7@mail.gmail.com>
[not found] ` <64bb37e0711171140w5f1451e0qea081a4fbc7a45f7-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2007-11-17 23:05 ` Peter Zijlstra
[not found] ` <20071117230508.GB25905@dyad>
2007-11-17 23:44 ` Torsten Kaiser
2007-11-18 18:44 ` Torsten Kaiser
[not found] ` <64bb37e0711181044s75fd1081sdf44dac2e060d49a@mail.gmail.com>
[not found] ` <64bb37e0711181044s75fd1081sdf44dac2e060d49a-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2007-11-18 19:18 ` Trond Myklebust
[not found] ` <1195413486.7893.16.camel@heimdal.trondhjem.org>
[not found] ` <1195413486.7893.16.camel-rJ7iovZKK19ZJLDQqaL3InhyD016LWXt@public.gmane.org>
2007-11-19 7:15 ` Torsten Kaiser
2007-11-20 5:35 ` Andrew Morton
[not found] ` <64bb37e0711182315s1d159c80h11811acb07566f03@mail.gmail.com>
[not found] ` <64bb37e0711182315s1d159c80h11811acb07566f03-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2007-11-19 9:00 ` Andrew Morton
[not found] ` <20071119010002.9387d36b.akpm@linux-foundation.org>
2007-11-19 18:24 ` Torsten Kaiser
2007-11-17 23:00 ` root
[not found] ` <20071117230049.GA25905@dyad>
2007-11-19 22:50 ` Christoph Lameter
[not found] ` <1195325920.7484.1.camel@localhost.localdomain>
[not found] ` <1195325920.7484.1.camel-bi+AKbBUZKY6gyzm1THtWbp2dZbC/Bob@public.gmane.org>
2007-11-17 19:18 ` Torsten Kaiser
[not found] ` <20071117100507.912c5e5c.akpm@linux-foundation.org>
2007-11-17 19:33 ` Christoph Lameter
[not found] ` <Pine.LNX.4.64.0711171128530.7986@schroedinger.engr.sgi.com>
[not found] ` <Pine.LNX.4.64.0711171128530.7986-RYO/mD75kfhx2SFC9UQUAuF7EQX82lMiAL8bYrjMMd8@public.gmane.org>
2007-11-17 20:10 ` Torsten Kaiser
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