From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161073AbWG0Ncj (ORCPT ); Thu, 27 Jul 2006 09:32:39 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1161075AbWG0Ncj (ORCPT ); Thu, 27 Jul 2006 09:32:39 -0400 Received: from py-out-1112.google.com ([64.233.166.178]:22739 "EHLO py-out-1112.google.com") by vger.kernel.org with ESMTP id S1161073AbWG0Nci (ORCPT ); Thu, 27 Jul 2006 09:32:38 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=epozcpTUzl0jnYxSK98uyL+17/qxRmfAqOTNkOs1n2tpMgI2LduDXRUSyB+e8eEhjUCeJfH3Ihlipd/q8QgacGcDSMB68xM9/CfRRNMuVs61yMFzuJhBUptt1511Jo0D9JoFRCcHpluhJh4hgeMgQ17XnSVxYLeiadT5OIy2Itw= Message-ID: <6bffcb0e0607270632i2ae56e21k40fb12c712980de0@mail.gmail.com> Date: Thu, 27 Jul 2006 15:32:37 +0200 From: "Michal Piotrowski" To: "Andrew Morton" Subject: Re: 2.6.18-rc2-mm1 Cc: linux-kernel@vger.kernel.org In-Reply-To: <20060727015639.9c89db57.akpm@osdl.org> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <20060727015639.9c89db57.akpm@osdl.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi Andrew, On 27/07/06, Andrew Morton wrote: > > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.18-rc2/2.6.18-rc2-mm1/ > It appears while /sbin/start_udev Jul 27 15:17:17 ltg01-fedora kernel: BUG: unable to handle kernel paging request at virtual address 6b6b6c07 Jul 27 15:17:17 ltg01-fedora kernel: printing eip: Jul 27 15:17:17 ltg01-fedora kernel: c0138722 Jul 27 15:17:17 ltg01-fedora kernel: *pde = 00000000 Jul 27 15:17:17 ltg01-fedora kernel: Oops: 0002 [#1] Jul 27 15:17:17 ltg01-fedora kernel: 4K_STACKS PREEMPT SMP Jul 27 15:17:17 ltg01-fedora kernel: last sysfs file: /devices/pci0000:00/0000:00:1d.7/uevent Jul 27 15:17:17 ltg01-fedora kernel: Modules linked in: snd_timer snd soundcore snd_page_alloc intel_agp agpgart ide_cd cdrom ipv6 w83627hf hwmon_vid hwmon i2c_isa i2c_i801 skge af_packet ip_conntrack_netbios_ns ipt_REJECT xt_state ip_conntrack nfnetlink xt_tcpudp iptable_filter ip_tables x_tables cpufreq_userspace p4_clockmod speedstep_lib binfmt_misc thermal processor fan container rtc unix Jul 27 15:17:17 ltg01-fedora kernel: CPU: 0 Jul 27 15:17:17 ltg01-fedora kernel: EIP: 0060:[] Not tainted VLI Jul 27 15:17:17 ltg01-fedora kernel: EFLAGS: 00010046 (2.6.18-rc2-mm1 #78) Jul 27 15:17:17 ltg01-fedora kernel: EIP is at __lock_acquire+0x362/0xaea Jul 27 15:17:17 ltg01-fedora kernel: eax: 00000000 ebx: 6b6b6b6b ecx: c0360358 edx: 00000000 Jul 27 15:17:17 ltg01-fedora kernel: esi: 00000000 edi: 00000000 ebp: f544ddf4 esp: f544ddc0 Jul 27 15:17:17 ltg01-fedora kernel: ds: 007b es: 007b ss: 0068 Jul 27 15:17:17 ltg01-fedora kernel: Process udevd (pid: 1353, ti=f544d000 task=f6fce8f0 task.ti=f544d000) Jul 27 15:17:17 ltg01-fedora kernel: Stack: 00000000 00000000 00000000 c7749ea4 f6fce8f0 c0138e74 000001e8 00000000 Jul 27 15:17:17 ltg01-fedora kernel: 00000000 f6653fa4 00000246 00000000 00000000 f544de1c c0139214 00000000 Jul 27 15:17:17 ltg01-fedora kernel: 00000002 00000000 c014fe3a c7749ea4 c7749e90 f6fce8f0 f5b19b04 f544de34 Jul 27 15:17:17 ltg01-fedora kernel: Call Trace: Jul 27 15:17:17 ltg01-fedora kernel: [] lock_acquire+0x71/0x91 Jul 27 15:17:17 ltg01-fedora kernel: [] _spin_lock+0x23/0x32 Jul 27 15:17:17 ltg01-fedora kernel: [] __delayacct_blkio_ticks+0x16/0x67 Jul 27 15:17:17 ltg01-fedora kernel: [] do_task_stat+0x3df/0x6c1 Jul 27 15:17:17 ltg01-fedora kernel: [] proc_tgid_stat+0xd/0xf Jul 27 15:17:17 ltg01-fedora kernel: [] proc_info_read+0x50/0xb3 Jul 27 15:17:17 ltg01-fedora kernel: [] vfs_read+0xcb/0x177 Jul 27 15:17:17 ltg01-fedora kernel: [] sys_read+0x3b/0x71 Jul 27 15:17:17 ltg01-fedora kernel: [] sysenter_past_esp+0x56/0x8d Jul 27 15:17:17 ltg01-fedora kernel: DWARF2 unwinder stuck at sysenter_past_esp+0x56/0x8d Jul 27 15:17:17 ltg01-fedora kernel: Leftover inexact backtrace: Jul 27 15:17:17 ltg01-fedora kernel: [] show_stack_log_lvl+0x8c/0x97 Jul 27 15:17:17 ltg01-fedora kernel: [] show_registers+0x15c/0x1ed Jul 27 15:17:17 ltg01-fedora kernel: [] die+0x1b2/0x2b7 Jul 27 15:17:17 ltg01-fedora kernel: [] do_page_fault+0x410/0x4f0 Jul 27 15:17:17 ltg01-fedora kernel: [] error_code+0x39/0x40 Jul 27 15:17:17 ltg01-fedora kernel: [] lock_acquire+0x71/0x91 Jul 27 15:17:17 ltg01-fedora kernel: [] _spin_lock+0x23/0x32 Jul 27 15:17:17 ltg01-fedora kernel: [] __delayacct_blkio_ticks+0x16/0x67 Jul 27 15:17:17 ltg01-fedora kernel: [] do_task_stat+0x3df/0x6c1 Jul 27 15:17:17 ltg01-fedora kernel: [] proc_tgid_stat+0xd/0xf Jul 27 15:17:17 ltg01-fedora kernel: [] proc_info_read+0x50/0xb3 Jul 27 15:17:17 ltg01-fedora kernel: [] vfs_read+0xcb/0x177 Jul 27 15:17:17 ltg01-fedora kernel: [] sys_read+0x3b/0x71 Jul 27 15:17:17 ltg01-fedora kernel: [] sysenter_past_esp+0x56/0x8d Jul 27 15:17:17 ltg01-fedora kernel: Code: 68 4b 75 2f c0 68 d5 04 00 00 68 b9 75 31 c0 68 e3 06 31 c0 e8 ce 7e fe ff e8 87 c2 fc ff 83 c4 10 eb 08 85 db 0f 84 6b 07 00 00 ff 83 9c 00 00 00 8b 55 dc 8b 92 5c 05 00 00 89 55 e4 83 fa Jul 27 15:17:17 ltg01-fedora kernel: EIP: [] __lock_acquire+0x362/0xaea SS:ESP 0068:f544ddc0 Jul 27 15:17:17 ltg01-fedora kernel: <3>BUG: sleeping function called from invalid context at /usr/src/linux-mm/kernel/rwsem.c:20 Jul 27 15:17:17 ltg01-fedora kernel: in_atomic():1, irqs_disabled():1 Jul 27 15:17:17 ltg01-fedora kernel: [] show_trace_log_lvl+0x58/0x152 Jul 27 15:17:17 ltg01-fedora kernel: [] show_trace+0xd/0x10 Jul 27 15:17:17 ltg01-fedora kernel: [] dump_stack+0x19/0x1b Jul 27 15:17:17 ltg01-fedora kernel: [] __might_sleep+0x8d/0x95 Jul 27 15:17:17 ltg01-fedora kernel: [] down_read+0x15/0x3b Jul 27 15:17:17 ltg01-fedora kernel: [] blocking_notifier_call_chain+0x11/0x2d Jul 27 15:17:17 ltg01-fedora kernel: [] notify_watchers+0x17/0x53 Jul 27 15:17:17 ltg01-fedora kernel: [] do_exit+0x26/0xa4f Jul 27 15:17:18 ltg01-fedora kernel: [] die+0x291/0x2b7 Jul 27 15:17:18 ltg01-fedora kernel: [] do_page_fault+0x410/0x4f0 Jul 27 15:17:18 ltg01-fedora kernel: [] error_code+0x39/0x40 Jul 27 15:17:18 ltg01-fedora kernel: DWARF2 unwinder stuck at error_code+0x39/0x40 Jul 27 15:17:18 ltg01-fedora kernel: Leftover inexact backtrace: Jul 27 15:17:18 ltg01-fedora kernel: [] show_trace+0xd/0x10 Jul 27 15:17:18 ltg01-fedora kernel: [] dump_stack+0x19/0x1b Jul 27 15:17:18 ltg01-fedora kernel: [] __might_sleep+0x8d/0x95 Jul 27 15:17:18 ltg01-fedora kernel: [] down_read+0x15/0x3b Jul 27 15:17:18 ltg01-fedora kernel: [] blocking_notifier_call_chain+0x11/0x2d Jul 27 15:17:18 ltg01-fedora kernel: [] notify_watchers+0x17/0x53 Jul 27 15:17:18 ltg01-fedora kernel: [] do_exit+0x26/0xa4f Jul 27 15:17:18 ltg01-fedora kernel: [] die+0x291/0x2b7 Jul 27 15:17:18 ltg01-fedora kernel: [] do_page_fault+0x410/0x4f0 Jul 27 15:17:18 ltg01-fedora kernel: [] error_code+0x39/0x40 Jul 27 15:17:18 ltg01-fedora kernel: [] lock_acquire+0x71/0x91 Jul 27 15:17:18 ltg01-fedora kernel: [] _spin_lock+0x23/0x32 Jul 27 15:17:18 ltg01-fedora kernel: [] __delayacct_blkio_ticks+0x16/0x67 Jul 27 15:17:18 ltg01-fedora kernel: [] do_task_stat+0x3df/0x6c1 Jul 27 15:17:18 ltg01-fedora kernel: [] proc_tgid_stat+0xd/0xf Jul 27 15:17:18 ltg01-fedora kernel: [] proc_info_read+0x50/0xb3 Jul 27 15:17:18 ltg01-fedora kernel: [] vfs_read+0xcb/0x177 Jul 27 15:17:18 ltg01-fedora kernel: [] sys_read+0x3b/0x71 Jul 27 15:17:18 ltg01-fedora kernel: [] sysenter_past_esp+0x56/0x8d Jul 27 15:17:18 ltg01-fedora kernel: note: udevd[1353] exited with preempt_count 1 Jul 27 15:17:18 ltg01-fedora kernel: BUG: scheduling while atomic: udevd/0x00000001/1353 Jul 27 15:17:18 ltg01-fedora kernel: [] show_trace_log_lvl+0x58/0x152 Jul 27 15:17:18 ltg01-fedora kernel: [] show_trace+0xd/0x10 Jul 27 15:17:18 ltg01-fedora kernel: [] dump_stack+0x19/0x1b Jul 27 15:17:18 ltg01-fedora kernel: [] __sched_text_start+0x5f/0xc95 Jul 27 15:17:18 ltg01-fedora kernel: [] __down+0xaf/0xc3 Jul 27 15:17:18 ltg01-fedora kernel: [] __down_failed+0xa/0xe Jul 27 15:17:18 ltg01-fedora kernel: DWARF2 unwinder stuck at __down_failed+0xa/0xe Jul 27 15:17:18 ltg01-fedora kernel: Leftover inexact backtrace: Jul 27 15:17:18 ltg01-fedora kernel: [] show_trace+0xd/0x10 Jul 27 15:17:18 ltg01-fedora kernel: [] dump_stack+0x19/0x1b Jul 27 15:17:18 ltg01-fedora kernel: [] __sched_text_start+0x5f/0xc95 Jul 27 15:17:18 ltg01-fedora kernel: [] __down+0xaf/0xc3 Jul 27 15:17:18 ltg01-fedora kernel: [] __down_failed+0xa/0xe Jul 27 15:17:18 ltg01-fedora kernel: [] .text.lock.kernel_lock+0x1b/0x3d Jul 27 15:17:18 ltg01-fedora kernel: [] disassociate_ctty+0xd/0x16e Jul 27 15:17:18 ltg01-fedora kernel: [] do_exit+0x452/0xa4f Jul 27 15:17:18 ltg01-fedora kernel: [] die+0x291/0x2b7 Jul 27 15:17:18 ltg01-fedora kernel: [] do_page_fault+0x410/0x4f0 Jul 27 15:17:18 ltg01-fedora kernel: [] error_code+0x39/0x40 Jul 27 15:17:18 ltg01-fedora kernel: [] lock_acquire+0x71/0x91 Jul 27 15:17:18 ltg01-fedora kernel: [] _spin_lock+0x23/0x32 Jul 27 15:17:18 ltg01-fedora kernel: [] __delayacct_blkio_ticks+0x16/0x67 Jul 27 15:17:18 ltg01-fedora kernel: [] do_task_stat+0x3df/0x6c1 Jul 27 15:17:18 ltg01-fedora kernel: [] proc_tgid_stat+0xd/0xf Jul 27 15:17:18 ltg01-fedora kernel: [] proc_info_read+0x50/0xb3 Jul 27 15:17:18 ltg01-fedora kernel: [] vfs_read+0xcb/0x177 Jul 27 15:17:18 ltg01-fedora kernel: [] sys_read+0x3b/0x71 Jul 27 15:17:18 ltg01-fedora kernel: [] sysenter_past_esp+0x56/0x8d Jul 27 15:17:18 ltg01-fedora kernel: slab error in verify_redzone_free(): cache `delayacct_cache': double free detected Jul 27 15:17:18 ltg01-fedora kernel: [] show_trace_log_lvl+0x58/0x152 Jul 27 15:17:18 ltg01-fedora kernel: [] show_trace+0xd/0x10 Jul 27 15:17:18 ltg01-fedora kernel: [] dump_stack+0x19/0x1b Jul 27 15:17:18 ltg01-fedora kernel: [] __slab_error+0x17/0x1c Jul 27 15:17:18 ltg01-fedora kernel: [] cache_free_debugcheck+0xcc/0x1c7 Jul 27 15:17:18 ltg01-fedora kernel: [] kmem_cache_free+0xa0/0xff Jul 27 15:17:18 ltg01-fedora kernel: [] __delayacct_tsk_exit+0x38/0x3d Jul 27 15:17:18 ltg01-fedora kernel: [] delayacct_watch_task+0x5a/0x65 Jul 27 15:17:18 ltg01-fedora kernel: [] notifier_call_chain+0x20/0x31 Jul 27 15:17:18 ltg01-fedora kernel: [] blocking_notifier_call_chain+0x1d/0x2d Jul 27 15:17:18 ltg01-fedora kernel: [] notify_watchers+0x17/0x53 Jul 27 15:17:18 ltg01-fedora kernel: [] do_exit+0x2b9/0xa4f Jul 27 15:17:18 ltg01-fedora kernel: [] sys_exit_group+0x0/0x11 Jul 27 15:17:18 ltg01-fedora kernel: [] show_trace+0xd/0x10 Jul 27 15:17:18 ltg01-fedora kernel: [] dump_stack+0x19/0x1b Jul 27 15:17:18 ltg01-fedora kernel: [] __slab_error+0x17/0x1c Jul 27 15:17:18 ltg01-fedora kernel: [] cache_free_debugcheck+0xcc/0x1c7 Jul 27 15:17:18 ltg01-fedora kernel: [] kmem_cache_free+0xa0/0xff Jul 27 15:17:18 ltg01-fedora kernel: [] __delayacct_tsk_exit+0x38/0x3d Jul 27 15:17:18 ltg01-fedora kernel: [] delayacct_watch_task+0x5a/0x65 Jul 27 15:17:18 ltg01-fedora kernel: [] notifier_call_chain+0x20/0x31 Jul 27 15:17:18 ltg01-fedora kernel: [] blocking_notifier_call_chain+0x1d/0x2d Jul 27 15:17:18 ltg01-fedora kernel: [] notify_watchers+0x17/0x53 Jul 27 15:17:18 ltg01-fedora kernel: [] do_exit+0x2b9/0xa4f Jul 27 15:17:18 ltg01-fedora kernel: [] sys_exit_group+0x0/0x11 Jul 27 15:17:18 ltg01-fedora kernel: [] sys_exit_group+0xf/0x11 Jul 27 15:17:18 ltg01-fedora kernel: [] sysenter_past_esp+0x56/0x8d list *0xc0138722 0xc0138722 is in __lock_acquire (include2/asm/atomic.h:96). 91 * 92 * Atomically increments @v by 1. 93 */ 94 static __inline__ void atomic_inc(atomic_t *v) 95 { 96 __asm__ __volatile__( 97 LOCK_PREFIX "incl %0" 98 :"+m" (v->counter)); 99 } 100 http://www.stardust.webpages.pl/files/mm/2.6.18-rc2-mm1/mm-config Regards, Michal -- Michal K. K. Piotrowski LTG - Linux Testers Group (http://www.stardust.webpages.pl/ltg/wiki/)