From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail202.messagelabs.com (mail202.messagelabs.com [216.82.254.227]) by kanga.kvack.org (Postfix) with SMTP id E635D6B004F for ; Fri, 3 Jul 2009 04:08:54 -0400 (EDT) Received: by bwz8 with SMTP id 8so2501697bwz.38 for ; Fri, 03 Jul 2009 01:19:55 -0700 (PDT) Message-ID: <4A4DBF16.1020509@gmail.com> Date: Fri, 03 Jul 2009 10:19:34 +0200 From: Jiri Slaby MIME-Version: 1.0 Subject: BUG at mm/vmscan.c:904 [mmotm 2009-07-02-19-57] Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: Andrew Morton Cc: Linux kernel mailing list , linux-mm@kvack.org List-ID: Hi, I don't know what exactly lead to this, but I got it when installing a kernel rpm (io load) in qemu: ------------[ cut here ]------------ kernel BUG at mm/vmscan.c:904! invalid opcode: 0000 [#1] PREEMPT SMP last sysfs file: /sys/devices/pci0000:00/0000:00:05.0/modalias CPU 0 Modules linked in: e1000 Pid: 290, comm: kswapd0 Tainted: G AW 2.6.31-rc1-mm1 #103 RIP: 0010:[] [] isolate_pages_global+0x196/0x260 RSP: 0018:ffff880011943c40 EFLAGS: 00010082 RAX: 00000000ffffffea RBX: ffffea0000050170 RCX: 0000000000000001 RDX: 0000000000000001 RSI: 0000000000000000 RDI: ffffea0000050170 RBP: ffff880011943cd0 R08: 0000000000000001 R09: ffffffff81668b00 R10: 00000000ffffffff R11: 0000000000000001 R12: ffffffff81669060 R13: ffffea0000050198 R14: ffff880011943d50 R15: ffffffff81668b00 FS: 0000000000000000(0000) GS:ffff88000176f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b CR2: 00007f5d32981000 CR3: 0000000011adb000 CR4: 00000000000006f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Process kswapd0 (pid: 290, threadinfo ffff880011942000, task ffff88001254c840) Stack: ffff880011943d68 0000000000000020 0000000000000030 000000020177f4b0 <0> 0000000000000003 000000008103329b 0000000000000001 ffffffffffffffff <0> 0000000100000003 0000000000000000 0000000000000000 0000000000000000 Call Trace: [] shrink_active_list+0xa6/0x330 [] ? task_rq_lock+0x48/0x90 [] ? kswapd+0x0/0x770 [] kswapd+0x4f5/0x770 [] ? pick_next_task_fair+0xd7/0xf0 [] ? kswapd+0x0/0x770 [] ? isolate_pages_global+0x0/0x260 [] ? default_wake_function+0xd/0x10 [] ? autoremove_wake_function+0x0/0x40 [] ? preempt_schedule+0x38/0x60 [] ? _spin_unlock_irqrestore+0x30/0x40 [] ? kswapd+0x0/0x770 [] kthread+0x96/0xa0 [] child_rip+0xa/0x20 [] ? kthread+0x0/0xa0 [] ? child_rip+0x0/0x20 Code: 80 75 12 8b 55 bc 8b 75 b4 4c 89 ef e8 f4 f9 ff ff 85 c0 74 79 49 ff c7 49 83 c5 38 4c 39 7d 98 77 cf 48 ff 45 c8 e9 e9 fe ff ff <0f> 0b eb fe 48 8b 53 30 48 8b 4b 28 48 8d 43 28 48 89 51 08 48 RIP [] isolate_pages_global+0x196/0x260 RSP ---[ end trace fc1de39f3465335f ]--- note: kswapd0[290] exited with preempt_count 1 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org