From: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: linuxppc-dev@ozlabs.org, Balbir Singh <balbir@linux.vnet.ibm.com>,
linux-kernel@vger.kernel.org
Subject: [BUG] 2.6.25-rc3-mm1 kernel bug while running libhugetlbfs
Date: Wed, 05 Mar 2008 00:50:17 +0530 [thread overview]
Message-ID: <47CDA0F1.9030908@linux.vnet.ibm.com> (raw)
In-Reply-To: <20080304011928.e8c82c0c.akpm@linux-foundation.org>
Hi Andrew,
kernel bug is triggered while running libhugetlbfs test with 2.6.25-rc3-mm1 kernel
over the x86 and power machines.
------------[ cut here ]------------
kernel BUG at mm/hugetlb.c:295!
invalid opcode: 0000 [#1] SMP
last sysfs file: /sys/devices/system/node/possible
Modules linked in:
Pid: 5484, comm: counters Not tainted (2.6.25-rc3-mm1-autokern1 #1)
EIP: 0060:[<c10535cf>] EFLAGS: 00010202 CPU: 0
EIP is at alloc_buddy_huge_page+0x7a/0xb0
EAX: c13acd01 EBX: f7d3a000 ECX: 00000000 EDX: 00006363
ESI: 00000001 EDI: 00000000 EBP: 00000000 ESP: f5539ebc
DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
Process counters (pid: 5484, ti=f5538000 task=f60afa20 task.ti=f5538000)
Stack: 00000001 c1053669 fffffff4 00000001 f5539ecc f5539ecc 00000001 fffffff4
f55d0e78 00000001 c105480c 00000001 00200000 c1054875 00000000 f54426c0
00200000 00000000 f54426c0 c10b0fb8 fffffff4 00200000 00000000 f55d0e78
Call Trace:
[<c1053669>] gather_surplus_pages+0x64/0x16d
[<c105480c>] hugetlb_acct_memory+0x1e/0x4a
[<c1054875>] hugetlb_reserve_pages+0x3d/0x6b
[<c10b0fb8>] hugetlbfs_file_mmap+0x9b/0xe1
[<c104bf9f>] mmap_region+0x1dc/0x3ae
[<c104bd42>] do_mmap_pgoff+0x27f/0x28e
[<c1005af2>] sys_mmap2+0x5a/0x78
[<c10029fa>] syscall_call+0x7/0xb
=======================
Code: c1 e8 ed 27 1c 00 85 db 74 41 83 7b 04 00 75 10 68 c0 93 27 c1 e8 02 92 fc ff 58 e8 c1 02 fb ff f0 ff 4b 04 0f 94 c0 84 c0 74 04 <0f> 0b eb fe c7 43 38 3e 33 05 c1 8b 03 c1 e8 1c ff 04 85 60 ce
EIP: [<c10535cf>] alloc_buddy_huge_page+0x7a/0xb0 SS:ESP 0068:f5539ebc
---[ end trace 5a47484f8fe93a33 ]---
------------[ cut here ]------------
cpu 0x3: Vector: 700 (Program Check) at [c0000000fb277740]
pc: c0000000000c6f54: .alloc_buddy_huge_page+0x120/0x1dc
lr: c0000000000c6f20: .alloc_buddy_huge_page+0xec/0x1dc
sp: c0000000fb2779c0
msr: 8000000000029032
current = 0xc0000000fc4cae90
paca = 0xc0000000004fae80
pid = 6828, comm = counters
kernel BUG at mm/hugetlb.c:295!
enter ? for help
[c0000000fb277a50] c0000000000c70e8 .hugetlb_acct_memory+0xd8/0x374
[c0000000fb277b10] c0000000000c769c .hugetlb_reserve_pages+0x184/0x2b0
[c0000000fb277bc0] c00000000018c950 .hugetlbfs_file_mmap+0xec/0x160
[c0000000fb277c70] c0000000000bc280 .mmap_region+0x254/0x4d4
[c0000000fb277d80] c00000000000b1b8 .sys_mmap+0xa4/0x104
[c0000000fb277e30] c00000000000872c syscall_exit+0x0/0x40
--- Exception: c01 (System Call) at 000004000019e528
SP (fffffcd4eb0) is in userspace
3:mon>
--
Thanks & Regards,
Kamalesh Babulal,
Linux Technology Center,
IBM, ISTL.
next prev parent reply other threads:[~2008-03-04 19:20 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20080304011928.e8c82c0c.akpm@linux-foundation.org>
2008-03-04 13:12 ` [BUG] 2.6.25-rc3-mm1 kernel panic while bootup on powerpc () Kamalesh Babulal
2008-03-04 14:40 ` Michael Neuling
2008-03-04 18:33 ` Andrew Morton
2008-03-05 8:23 ` Benjamin Herrenschmidt
2008-03-06 0:03 ` Benjamin Herrenschmidt
2008-03-06 0:44 ` Andrew Morton
2008-03-06 0:52 ` Benjamin Herrenschmidt
2008-03-04 18:36 ` Andrew Morton
2008-03-04 18:47 ` Pekka Enberg
2008-03-04 19:18 ` Pekka Enberg
2008-03-04 19:35 ` Mel Gorman
2008-03-04 19:41 ` Pekka Enberg
2008-03-04 19:56 ` Christoph Lameter
2008-03-04 20:01 ` Pekka J Enberg
2008-03-04 20:02 ` Christoph Lameter
2008-03-04 20:07 ` Christoph Lameter
2008-03-04 20:08 ` Pekka Enberg
2008-03-05 2:28 ` Kamalesh Babulal
2008-03-04 20:34 ` Andrew Morton
2008-03-04 20:44 ` Pekka Enberg
2008-03-04 21:44 ` Christoph Lameter
2008-03-05 14:02 ` Mel Gorman
2008-03-05 14:31 ` Mel Gorman
2008-03-04 20:01 ` Christoph Lameter
2008-03-05 8:22 ` Benjamin Herrenschmidt
2008-03-04 19:20 ` Kamalesh Babulal [this message]
2008-03-04 19:51 ` [BUG] 2.6.25-rc3-mm1 kernel bug while running libhugetlbfs Andrew Morton
2008-03-04 22:01 ` Adam Litke
2008-03-05 7:52 ` Kamalesh Babulal
2008-03-05 21:34 ` 2.6.25-rc3-mm1 ppc64 boot hang Badari Pulavarty
2008-03-05 21:54 ` Andrew Morton
2008-03-05 22:35 ` Badari Pulavarty
2008-03-05 23:17 ` Stephen Rothwell
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