From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933191Ab1DMQrh (ORCPT ); Wed, 13 Apr 2011 12:47:37 -0400 Received: from mail.candelatech.com ([208.74.158.172]:48034 "EHLO ns3.lanforge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932549Ab1DMQrf (ORCPT ); Wed, 13 Apr 2011 12:47:35 -0400 Message-ID: <4DA5D3A6.8010708@candelatech.com> Date: Wed, 13 Apr 2011 09:47:34 -0700 From: Ben Greear Organization: Candela Technologies User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.9) Gecko/20100430 Fedora/3.0.4-2.fc11 Thunderbird/3.0.4 MIME-Version: 1.0 To: Linux Kernel Mailing List Subject: 2.6.39-rc3-wl+ blocked 'mount' task, won't complete booting. Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This may be related to the other bug I just posted "WARNING at libata-core.c:5015 in 2.6.39-rc3-wl+, then lockup.", but I didn't see any warnings print before these Console: switching to colour frame buffer device 160x64 fb0: inteldrmfb frame buffer device drm: registered panic notifier [drm] Initialized i915 1.6.0 20080730 for 0000:00:02.0 on minor 0 dracut: Starting plymouth daemon dracut: Scanning devices sda2 for LVM logical volumes VolGroup/lv_root VolGroup/lv_swap dracut: inactive '/dev/VolGroup/lv_root' [10.47 GiB] inherit dracut: inactive '/dev/VolGroup/lv_swap' [3.94 GiB] inherit EXT4-fs (dm-0): INFO: recovery required on readonly filesystem EXT4-fs (dm-0): write access will be enabled during recovery SysRq : Show Locks Held Showing all locks held in the system: 1 lock held by mount/226: #0: (&type->s_umount_key#19/1){+.+.+.}, at: [] sget+0x1f6/0x339 ============================================= SysRq : Show backtrace of all active CPUs sending NMI to all CPUs: NMI backtrace for cpu 0 Modules linked in: i915 drm_kms_helper drm i2c_algo_bit video [last unloaded: scsi_wait_scan] Pid: 0, comm: swapper Not tainted 2.6.39-rc3-wl+ #58 To Be Filled By O.E.M. To Be Filled By O.E.M./To be filled by O.E.M. EIP: 0060:[] EFLAGS: 00000046 CPU: 0 EIP is at trace_hardirqs_off+0xc/0xd EAX: 00000046 EBX: 00000003 ECX: c046117e EDX: c041ad61 ESI: 00000002 EDI: 00000006 EBP: f540ff04 ESP: f540fef4 DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 Process swapper (pid: 0, ti=f540e000 task=c0a26020 task.ti=c09e4000) Stack: c041ad61 00000000 c0a58518 00000007 f540ff10 c041aaf7 00000000 f540ff20 c041b045 c092d864 0000006c f540ff28 c06548a8 f540ff4c c0654b3f c09285f1 c09740d6 c07f3f01 00000092 c106c204 0000006c fffdd64c f540ff54 c0654d59 Call Trace: [] ? default_send_IPI_mask_logical+0x92/0xa9 [] default_send_IPI_all+0x27/0x6a [] arch_trigger_all_cpu_backtrace+0x3e/0x69 [] sysrq_handle_showallcpus+0xd/0xf [] __handle_sysrq+0xa0/0x115 [] ? _raw_spin_lock_irqsave+0x35/0x44 [] handle_sysrq+0x2b/0x2d [] serial8250_handle_port+0x13f/0x269 [] serial8250_interrupt+0x52/0xea [] handle_irq_event_percpu+0x58/0x17b [] handle_irq_event+0x31/0x48 [] ? handle_percpu_irq+0x40/0x40 [] handle_edge_irq+0x8f/0xb1 [] ? do_IRQ+0x3c/0x95 [] ? common_interrupt+0x2e/0x40 [] ? ftrace_raw_output_lock+0x53/0xaa [] ? intel_idle+0xbf/0xe8 [] ? cpuidle_idle_call+0xcd/0x141 [] ? cpu_idle+0x58/0x77 [] ? rest_init+0x92/0x97 [] ? start_kernel+0x30f/0x314 [] ? i386_start_kernel+0xc5/0xcc Code: 3c 04 00 00 00 00 00 00 89 b3 30 04 00 00 40 89 83 28 04 00 00 89 83 38 04 00 00 5b 5e 5d c3 55 89 e5 8b 45 04 e8 64 ff ff ff 5d 55 31 c9 Call Trace: [] ? default_send_IPI_mask_logical+0x92/0xa9 [] default_send_IPI_all+0x27/0x6a [] arch_trigger_all_cpu_backtrace+0x3e/0x69 [] sysrq_handle_showallcpus+0xd/0xf [] __handle_sysrq+0xa0/0x115 [] ? _raw_spin_lock_irqsave+0x35/0x44 [] handle_sysrq+0x2b/0x2d [] serial8250_handle_port+0x13f/0x269 [] serial8250_interrupt+0x52/0xea [] handle_irq_event_percpu+0x58/0x17b [] handle_irq_event+0x31/0x48 [] ? handle_percpu_irq+0x40/0x40 [] handle_edge_irq+0x8f/0xb1 [] ? do_IRQ+0x3c/0x95 [] ? common_interrupt+0x2e/0x40 [] ? ftrace_raw_output_lock+0x53/0xaa [] ? intel_idle+0xbf/0xe8 [] ? cpuidle_idle_call+0xcd/0x141 [] ? cpu_idle+0x58/0x77 [] ? rest_init+0x92/0x97 [] ? start_kernel+0x30f/0x314 [] ? i386_start_kernel+0xc5/0xcc NMI backtrace for cpu 1 Modules linked in: i915 drm_kms_helper drm i2c_algo_bit video [last unloaded: scsi_wait_scan] Pid: 0, comm: kworker/0:0 Not tainted 2.6.39-rc3-wl+ #58 To Be Filled By O.E.M. To Be Filled By O.E.M./To be filled by O.E.M. EIP: 0060:[] EFLAGS: 00000046 CPU: 1 EIP is at intel_idle+0xa1/0xe8 EAX: 00000030 EBX: a22b5320 ECX: 00000001 EDX: 00000000 ESI: 12142a7a EDI: 00000010 EBP: f54e3f74 ESP: f54e3f60 DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 Process kworker/0:0 (pid: 0, ti=f54e2000 task=f5497170 task.ti=f54e2000) Stack: 00000030 00000001 ff7f2000 00000001 00000108 f54e3f90 c0724bd0 00000001 ff7f2118 c0a7de78 00000001 00000000 f54e3fa0 c0402439 00000001 00000000 f54e3fac c07eede1 01020800 00000000 00000000 00000000 00000000 00000000 Call Trace: [] cpuidle_idle_call+0xcd/0x141 [] cpu_idle+0x58/0x77 [] start_secondary+0x176/0x17b Code: 08 8b 52 08 80 e2 08 75 22 31 d2 89 d1 0f 01 c8 0f ae f0 89 f6 89 e0 25 00 e0 ff ff 8b 40 08 a8 08 75 08 b1 01 8b 45 ec 0f 01 c9 9f f4 e7 Call Trace: [] cpuidle_idle_call+0xcd/0x141 [] cpu_idle+0x58/0x77 [] start_secondary+0x176/0x17b INFO: task mount:226 blocked for more than 120 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. mount D 00000000 0 226 1 0x00000000 f4555c54 00000046 f443c830 00000000 c0b19600 f443c830 c0b19600 c0b19600 f443caa4 c0b19600 92c0bf72 00000001 00000000 00000001 f443c830 00000046 f443c830 f443c830 00000000 00000006 b25a2e57 f4555c2c c045935d f44c522c Call Trace: [] ? timekeeping_get_ns+0x16/0x52 [] ? ktime_get_ts+0x98/0xa2 [] io_schedule+0x72/0xab [] sleep_on_buffer+0xd/0x11 [] __wait_on_bit+0x39/0x60 [] ? unmap_underlying_metadata+0x51/0x51 [] ? unmap_underlying_metadata+0x51/0x51 [] out_of_line_wait_on_bit+0xa0/0xa8 [] ? autoremove_wake_function+0x34/0x34 [] __wait_on_buffer+0x20/0x23 [] jread+0x1a5/0x1da [] ? trace_hardirqs_on_caller+0x10e/0x12f [] ? trace_hardirqs_on+0xb/0xd [] do_one_pass+0x39a/0x6e7 [] jbd2_journal_recover+0xa2/0x142 [] jbd2_journal_load+0x109/0x2cb [] ? ext4_fill_super+0x17e2/0x239b [] ? ext4_fill_super+0x17e2/0x239b [] ? ext4_fill_super+0x17e2/0x239b [] ? kmem_cache_alloc_trace+0x92/0x9c [] ext4_fill_super+0x1808/0x239b [] ? snprintf+0x15/0x17 [] ? disk_name+0x29/0x6e [] mount_bdev+0x107/0x140 [] ? __kmalloc_track_caller+0x10b/0x117 [] ext4_mount+0x15/0x17 [] ? ext4_register_li_request+0x290/0x290 [] mount_fs+0x61/0x12a [] ? alloc_vfsmnt+0xa6/0x122 [] vfs_kern_mount+0x51/0x7e [] do_kern_mount+0x34/0xb4 [] do_mount+0x614/0x662 [] sys_mount+0x66/0x94 [] sysenter_do_call+0x12/0x38 1 lock held by mount/226: #0: (&type->s_umount_key#19/1){+.+.+.}, at: [] sget+0x1f6/0x339 -- Ben Greear Candela Technologies Inc http://www.candelatech.com