Home » Mailing list archives » linux-kernel » 2008 » August » 27

Re: [PATCH 1/2] utrace core

Previous message: [thread] [date] [author]
Next message: [thread] [date] [author]
[view in full thread]
From: Alexey Dobriyan
Subject: Re: [PATCH 1/2] utrace core
Date: Wednesday, August 27, 2008 - 2:46 pm

On Thu, Aug 28, 2008 at 01:32:11AM +0400, Alexey Dobriyan wrote:

Another one:

kernel BUG at kernel/utrace.c:2275!
invalid opcode: 0000 [1] PREEMPT SMP DEBUG_PAGEALLOC
last sysfs file: /sys/kernel/slab/utrace_attached_engine/objects
CPU 0 
Modules linked in: xt_state iptable_filter ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrack ip_tables xt_tcpudp ip6table_filter ip6_tables x_tables ipv6 sr_mod cdrom
Pid: 5118, comm: exe Tainted: G        W 2.6.27-rc4-next-20080827-utrace #5
RIP: 0010:[<ffffffff802608ef>]  [<ffffffff802608ef>] utrace_get_signal+0x6ff/0x710
RSP: 0018:ffff88017ace5c98  EFLAGS: 00010093
RAX: 0000000000000000 RBX: ffff88017aced910 RCX: ffff88017e2b23c0
RDX: ffffffffffffffff RSI: ffff88017ace5cf8 RDI: ffff88017acc5640
RBP: ffff88017ace5d38 R08: 0000000000000002 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
R13: ffff88017aced908 R14: ffff88017aced900 R15: ffff88017acc5640
FS:  0000000000000000(0000) GS:ffffffff80551600(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
CR2: 00007fff249c8bc9 CR3: 000000017ad2c000 CR4: 00000000000006e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Process exe (pid: 5118, threadinfo ffff88017ace4000, task ffff88017acc5640)
Stack:  ffff88017ace5ef8 0000000000000002 0000000000000000 ffff88017ace5ef8
 ffff88017ace5e78 ffff88017ace5f58 ffff88017e206288 0000000000000400
 0000000000000401 ffff88017e206848 0000001000000000 0000000000010000
Call Trace:
 [<ffffffff802412fc>] get_signal_to_deliver+0x24c/0x310
 [<ffffffff8020ab54>] do_notify_resume+0xd4/0x860
 [<ffffffff8028ff08>] ? check_bytes_and_report+0x38/0xd0
 [<ffffffff80209b7b>] ? sys_execve+0x5b/0x80
 [<ffffffff802901c3>] ? check_object+0x223/0x250
 [<ffffffff80290811>] ? init_object+0x51/0x90
 [<ffffffff80256f5d>] ? trace_hardirqs_on+0xd/0x10
 [<ffffffff80209b7b>] ? sys_execve+0x5b/0x80
 [<ffffffff8020b9c7>] int_signal+0x12/0x17
Code: 00 00 48 89 41 10 48 8b 82 20 01 00 00 48 89 41 18 e9 5e fa ff ff 0f 0b eb fe 48 8b 75 80 4c 89 ff e8 e6 e5 ff ff e9 28 fd ff ff <0f> 0b eb fe 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 
RIP  [<ffffffff802608ef>] utrace_get_signal+0x6ff/0x710
 RSP <ffff88017ace5c98>
---[ end trace 4eaa2a86a8e2da22 ]---

--
Previous message: [thread] [date] [author]
Next message: [thread] [date] [author]
Messages in current thread:
[PATCH 0/2] utrace, Roland McGrath, (Tue Aug 26, 3:01 pm)
[PATCH 1/2] utrace core, Roland McGrath, (Tue Aug 26, 3:01 pm)
[PATCH 2/2] utrace: ptrace cooperation, Roland McGrath, (Tue Aug 26, 3:02 pm)
Re: [PATCH 0/2] utrace, Alexey Dobriyan, (Tue Aug 26, 3:34 pm)
Re: [PATCH 0/2] utrace, Christoph Hellwig, (Tue Aug 26, 3:39 pm)
Re: [PATCH 1/2] utrace core, Alexey Dobriyan, (Tue Aug 26, 3:55 pm)
Re: [PATCH 0/2] utrace, Frank Ch. Eigler, (Tue Aug 26, 5:17 pm)
Re: [PATCH 0/2] utrace, Peter Zijlstra, (Tue Aug 26, 7:03 pm)
Re: [PATCH 0/2] utrace, Christoph Hellwig, (Wed Aug 27, 6:54 am)
Re: [PATCH 0/2] utrace, Alexey Dobriyan, (Wed Aug 27, 8:34 am)
Re: [PATCH 0/2] utrace, Ananth N Mavinakayan ..., (Wed Aug 27, 9:40 am)
Re: [PATCH 0/2] utrace, Alexey Dobriyan, (Wed Aug 27, 11:50 am)
Re: [PATCH 1/2] utrace core, Alexey Dobriyan, (Wed Aug 27, 1:04 pm)
Re: [PATCH 1/2] utrace core, Alexey Dobriyan, (Wed Aug 27, 2:32 pm)
Re: [PATCH 1/2] utrace core, Alexey Dobriyan, (Wed Aug 27, 2:46 pm)
Re: [PATCH 1/2] utrace core, Alexey Dobriyan, (Wed Aug 27, 3:00 pm)
Re: [PATCH 0/2] utrace, Frank Ch. Eigler, (Fri Aug 29, 12:04 pm)
Re: [PATCH 2/2] utrace: ptrace cooperation, Christoph Hellwig, (Sat Aug 30, 6:38 am)
Re: [PATCH 0/2] utrace, Christoph Hellwig, (Sat Aug 30, 6:40 am)
Re: [PATCH 0/2] utrace, Christoph Hellwig, (Sat Aug 30, 6:43 am)
Re: [PATCH 1/2] utrace core, Christoph Hellwig, (Sat Aug 30, 6:45 am)
Re: [PATCH 1/2] utrace core, Alexey Dobriyan, (Sat Aug 30, 8:05 am)
Re: [PATCH 0/2] utrace, Roland McGrath, (Wed Sep 3, 5:09 am)
Re: [PATCH 2/2] utrace: ptrace cooperation, Roland McGrath, (Wed Sep 3, 5:10 am)
Re: [PATCH 1/2] utrace core, Roland McGrath, (Wed Sep 3, 5:11 am)
Re: [PATCH 1/2] utrace core, Roland McGrath, (Wed Sep 3, 5:11 am)
Re: [PATCH 1/2] utrace core, Petr Tesarik, (Wed Sep 3, 5:58 am)
Re: [PATCH 1/2] utrace core, Alexey Dobriyan, (Wed Sep 3, 10:01 am)
Re: [PATCH 1/2] utrace core, Roland McGrath, (Wed Sep 3, 11:08 am)
Re: [PATCH 0/2] utrace, Christoph Hellwig, (Wed Sep 3, 11:37 am)
Re: [PATCH 2/2] utrace: ptrace cooperation, Christoph Hellwig, (Wed Sep 3, 11:41 am)
Re: [PATCH 1/2] utrace core, Christoph Hellwig, (Wed Sep 3, 11:44 am)
Re: [PATCH 1/2] utrace core, Christoph Hellwig, (Wed Sep 3, 11:46 am)
Re: [PATCH 1/2] utrace core, Petr Tesarik, (Thu Sep 4, 2:03 am)
Re: [PATCH 0/2] utrace, Peter Zijlstra, (Mon Oct 6, 1:47 pm)