Soft lockup when Dual Core enabled

Bug #292236 reported by Gianfranco
8
Affects Status Importance Assigned to Milestone
linux (Ubuntu)
Invalid
Undecided
Unassigned

Bug Description

root@zenon-laptop:~# lsb_release -rd
Description: Ubuntu 8.04.1
Release: 8.04

root@zenon-laptop:~# uname -a
Linux zenon-laptop 2.6.24-21-generic #1 SMP Tue Oct 21 23:43:45 UTC 2008 i686 GNU/Linux

Machine: (laptop) . LG E23 (Intel Pentium Dual-Core)
Description: This problem ONLY occurs for me when I have dual-core ENABLED (I can disable this in BIOS). Thus, disabling the second core in bios suppresses the bug. Once I enable the second core in BIOS, I start getting messages like these

root@zenon-laptop:~# grep BUG /var/log/*
/var/log/kern.log:Nov 1 17:12:56 zenon-laptop kernel: [ 849.256305] BUG: soft lockup - CPU#0 stuck for 46s! [pidgin:6076]
/var/log/kern.log:Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744137] BUG: soft lockup - CPU#0 stuck for 23s! [swapper:0]
/var/log/kern.log:Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772177] BUG: soft lockup - CPU#0 stuck for 34s! [ksoftirqd/0:4]
/var/log/kern.log:Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019476] BUG: soft lockup - CPU#0 stuck for 26s! [pidgin:6076]
/var/log/kern.log:Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622450] BUG: soft lockup - CPU#0 stuck for 92s! [swapper:0]
Binary file /var/log/kern.log.5.gz matches
/var/log/syslog:Nov 1 17:12:56 zenon-laptop kernel: [ 849.256305] BUG: soft lockup - CPU#0 stuck for 46s! [pidgin:6076]
/var/log/syslog:Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744137] BUG: soft lockup - CPU#0 stuck for 23s! [swapper:0]
/var/log/syslog:Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772177] BUG: soft lockup - CPU#0 stuck for 34s! [ksoftirqd/0:4]
/var/log/syslog:Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019476] BUG: soft lockup - CPU#0 stuck for 26s! [pidgin:6076]
/var/log/syslog:Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622450] BUG: soft lockup - CPU#0 stuck for 92s! [swapper:0]

The system freezes up during the lock. As I said previously, this is not a problem once I disable the second core.
Below follow the outputs in the kernel.log

Nov 1 17:12:56 zenon-laptop kernel: [ 849.256305] BUG: soft lockup - CPU#0 stuck for 46s! [pidgin:6076]
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256312]
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256316] Pid: 6076, comm: pidgin Tainted: P (2.6.24-21-generic #1)
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256318] EIP: 0060:[finish_task_switch+0x28/0x90] EFLAGS: 00200282 CPU: 0
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256328] EIP is at finish_task_switch+0x28/0x90
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256330] EAX: c1e0e480 EBX: f6c85700 ECX: c03ea3a0 EDX: 00000000
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256332] ESI: f6c85700 EDI: c03ea3a0 EBP: 00000000 ESP: f7641b94
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256334] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256336] CR0: 8005003b CR2: b7734000 CR3: 377da000 CR4: 00000690
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256339] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256341] DR6: ffff0ff0 DR7: 00000400
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256363] [dm_mod:schedule+0x20a/0x650] schedule+0x20a/0x600
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256376] [shpchp:__mod_timer+0x9d/0xb0] __mod_timer+0x9d/0xb0
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256384] [sbshc:schedule_timeout+0x4a/0x2d0] schedule_timeout+0x4a/0xd0
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256389] [process_timeout+0x0/0x10] process_timeout+0x0/0x10
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256393] [sbshc:schedule_timeout+0x45/0x2d0] schedule_timeout+0x45/0xd0
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256399] [do_sys_poll+0x24a/0x330] do_sys_poll+0x24a/0x330
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256407] [__pollwait+0x0/0xe0] __pollwait+0x0/0xe0
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256413] [<c0125f80>] default_wake_function+0x0/0x10
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256420] [<c0125f80>] default_wake_function+0x0/0x10
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256427] [<c0125f80>] default_wake_function+0x0/0x10
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256433] [<c0125f80>] default_wake_function+0x0/0x10
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256440] [<c0125f80>] default_wake_function+0x0/0x10
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256448] [<c0125f80>] default_wake_function+0x0/0x10
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256453] [enqueue_task+0x12/0x30] enqueue_task+0x12/0x30
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256456] [task_rq_lock+0x4a/0x80] task_rq_lock+0x4a/0x80
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256462] [try_to_wake_up+0x4e/0x350] try_to_wake_up+0x4e/0x350
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256467] [agpgart:__alloc_pages+0x60/0x3a0] __alloc_pages+0x60/0x3a0
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256475] [sock_alloc_send_skb+0x162/0x1b0] sock_alloc_send_skb+0x162/0x1b0
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256485] [__wake_up_common+0x4b/0x80] __wake_up_common+0x4b/0x80
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256492] [dm_mod:__wake_up+0x3e/0x1f10] __wake_up+0x3e/0x60
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256499] [sock_def_readable+0x78/0x80] sock_def_readable+0x78/0x80
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256506] [unix_stream_sendmsg+0x1e0/0x390] unix_stream_sendmsg+0x1e0/0x390
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256512] [skb_dequeue+0x41/0x60] skb_dequeue+0x41/0x60
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256518] [unix_stream_recvmsg+0x25d/0x550] unix_stream_recvmsg+0x25d/0x550
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256532] [core_sys_select+0x213/0x2f0] core_sys_select+0x213/0x2f0
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256541] [sock_aio_read+0x120/0x130] sock_aio_read+0x120/0x130
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256556] [ext3:do_sync_read+0xd5/0xba0] do_sync_read+0xd5/0x120
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256568] [<c0140b60>] autoremove_wake_function+0x0/0x40
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256575] [sock_aio_write+0x0/0x120] sock_aio_write+0x0/0x120
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256581] [tick_program_event+0x38/0x60] tick_program_event+0x38/0x60
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256588] [__rcu_process_callbacks+0x1b8/0x1d0] __rcu_process_callbacks+0x1b8/0x1d0
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256599] [snd_seq:do_gettimeofday+0x34/0xa500] do_gettimeofday+0x34/0xe0
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256607] [usbcore:copy_to_user+0x30/0x510] copy_to_user+0x30/0x60
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256614] [sys_poll+0x2a/0x80] sys_poll+0x2a/0x80
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256619] [sysenter_past_esp+0x6b/0xa9] sysenter_past_esp+0x6b/0xa9
Nov 1 17:12:56 zenon-laptop kernel: [ 849.256632] =======================
Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744137] BUG: soft lockup - CPU#0 stuck for 23s! [swapper:0]
Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744145]
Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744148] Pid: 0, comm: swapper Tainted: P (2.6.24-21-generic #1)
Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744151] EIP: 0060:[<f887f5ff>] EFLAGS: 00000282 CPU: 0
Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744176] EIP is at acpi_idle_enter_simple+0x14c/0x1b9 [processor]
Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744178] EAX: 00000000 EBX: f7cc8800 ECX: 000000fd EDX: 00000005
Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744180] ESI: f7cc8acc EDI: 1a341121 EBP: 14d8f2c9 ESP: c041df98
Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744183] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744185] CR0: 8005003b CR2: b7266000 CR3: 37da5000 CR4: 00000690
Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744187] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744189] DR6: ffff0ff0 DR7: 00000400
Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744198] [cpuidle_idle_call+0x7c/0xb0] cpuidle_idle_call+0x7c/0xb0
Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744210] [cpu_idle+0x45/0xd0] cpu_idle+0x45/0xd0
Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744215] [start_kernel+0x31f/0x3b0] start_kernel+0x31f/0x3b0
Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744222] [unknown_bootoption+0x0/0x1e0] unknown_bootoption+0x0/0x1e0
Nov 1 17:16:28 zenon-laptop kernel: [ 1060.744231] =======================
Nov 1 17:16:42 zenon-laptop kernel: [ 1074.756429] usb 1-2: USB disconnect, address 3
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772177] BUG: soft lockup - CPU#0 stuck for 34s! [ksoftirqd/0:4]
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772186]
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772189] Pid: 4, comm: ksoftirqd/0 Tainted: P (2.6.24-21-generic #1)
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772192] EIP: 0060:[hrtimer_run_queues+0x1/0x2d0] EFLAGS: 00000286 CPU: 0
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772200] EIP is at hrtimer_run_queues+0x1/0x2d0
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772202] EAX: c04790c4 EBX: 00000001 ECX: c03ea3a0 EDX: 01992000
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772204] ESI: c0411b08 EDI: c0479120 EBP: c04aef80 ESP: f7c6ff58
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772206] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772208] CR0: 8005003b CR2: a3eb0000 CR3: 37da5000 CR4: 00000690
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772211] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772213] DR6: ffff0ff0 DR7: 00000400
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772233] [run_timer_softirq+0x1b/0x1e0] run_timer_softirq+0x1b/0x1e0
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772244] [dm_mod:schedule+0x20a/0x650] schedule+0x20a/0x600
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772255] [__do_softirq+0x82/0x110] __do_softirq+0x82/0x110
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772262] [do_softirq+0x55/0x60] do_softirq+0x55/0x60
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772266] [ksoftirqd+0x89/0x100] ksoftirqd+0x89/0x100
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772270] [ksoftirqd+0x0/0x100] ksoftirqd+0x0/0x100
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772274] [kthread+0x42/0x70] kthread+0x42/0x70
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772277] [kthread+0x0/0x70] kthread+0x0/0x70
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772282] [kernel_thread_helper+0x7/0x10] kernel_thread_helper+0x7/0x10
Nov 1 17:43:34 zenon-laptop kernel: [ 2685.772289] =======================
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019476] BUG: soft lockup - CPU#0 stuck for 26s! [pidgin:6076]
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019484]
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019487] Pid: 6076, comm: pidgin Tainted: P (2.6.24-21-generic #1)
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019490] EIP: 0060:[loop:fput+0x6/0x190] EFLAGS: 00000202 CPU: 0
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019498] EIP is at fput+0x6/0x20
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019500] EAX: f633cd80 EBX: 00000000 ECX: 00000001 EDX: f633cd80
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019502] ESI: f7641eac EDI: f633cd80 EBP: 00000000 ESP: f7641c38
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019504] DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019507] CR0: 8005003b CR2: 087ee5b0 CR3: 377da000 CR4: 00000690
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019509] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019511] DR6: ffff0ff0 DR7: 00000400
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019513] [do_sys_poll+0x295/0x330] do_sys_poll+0x295/0x330
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019540] [__pollwait+0x0/0xe0] __pollwait+0x0/0xe0
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019547] [<c0125f80>] default_wake_function+0x0/0x10
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019555] [<c0125f80>] default_wake_function+0x0/0x10
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019562] [<c0125f80>] default_wake_function+0x0/0x10
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019569] [<c0125f80>] default_wake_function+0x0/0x10
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019576] [<c0125f80>] default_wake_function+0x0/0x10
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019582] [<c0125f80>] default_wake_function+0x0/0x10
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019591] [lock_timer_base+0x27/0x60] lock_timer_base+0x27/0x60
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019596] [tcp_write_timer+0x0/0x6f0] tcp_write_timer+0x0/0x6f0
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019604] [shpchp:__mod_timer+0x9d/0xb0] __mod_timer+0x9d/0xb0
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019611] [sk_reset_timer+0xc/0x20] sk_reset_timer+0xc/0x20
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019618] [__tcp_push_pending_frames+0x12b/0x8f0] __tcp_push_pending_frames+0x12b/0x8f0
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019627] [usbcore:copy_to_user+0x30/0x510] copy_to_user+0x30/0x60
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019634] [memcpy_toiovec+0x37/0x60] memcpy_toiovec+0x37/0x60
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019641] [skb_copy_datagram_iovec+0x14e/0x210] skb_copy_datagram_iovec+0x14e/0x210
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019648] [fglrx:_spin_lock_bh+0x8/0x40] _spin_lock_bh+0x8/0x20
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019653] [skb_dequeue+0x41/0x60] skb_dequeue+0x41/0x60
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019660] [unix_stream_recvmsg+0x25d/0x550] unix_stream_recvmsg+0x25d/0x550
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019664] [tcp_recvmsg+0x4d7/0xb80] tcp_recvmsg+0x4d7/0xb80
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019678] [sock_common_recvmsg+0x47/0x70] sock_common_recvmsg+0x47/0x70
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019686] [sock_aio_read+0x120/0x130] sock_aio_read+0x120/0x130
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019701] [ext3:do_sync_read+0xd5/0xba0] do_sync_read+0xd5/0x120
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019712] [handle_mm_fault+0x57c/0x730] handle_mm_fault+0x57c/0x730
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019716] [<c0140b60>] autoremove_wake_function+0x0/0x40
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019731] [snd_seq:do_gettimeofday+0x34/0xa500] do_gettimeofday+0x34/0xe0
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019738] [usbcore:copy_to_user+0x30/0x510] copy_to_user+0x30/0x60
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019744] [sys_poll+0x2a/0x80] sys_poll+0x2a/0x80
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019749] [sysenter_past_esp+0x6b/0xa9] sysenter_past_esp+0x6b/0xa9
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019756] [unix_destruct_fds+0x40/0x50] unix_destruct_fds+0x40/0x50
Nov 1 17:44:04 zenon-laptop kernel: [ 2716.019763] =======================
Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622450] BUG: soft lockup - CPU#0 stuck for 92s! [swapper:0]
Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622457]
Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622460] Pid: 0, comm: swapper Tainted: P (2.6.24-21-generic #1)
Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622463] EIP: 0060:[<f887f5ff>] EFLAGS: 00000282 CPU: 0
Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622487] EIP is at acpi_idle_enter_simple+0x14c/0x1b9 [processor]
Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622489] EAX: 00000000 EBX: f7cc8800 ECX: 000002b1 EDX: 00000016
Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622491] ESI: f7cc8acc EDI: 908a78f8 EBP: 7b80ad0e ESP: c041df98
Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622494] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622496] CR0: 8005003b CR2: 0805d9b0 CR3: 31590000 CR4: 00000690
Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622498] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000
Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622500] DR6: ffff0ff0 DR7: 00000400
Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622509] [cpuidle_idle_call+0x7c/0xb0] cpuidle_idle_call+0x7c/0xb0
Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622521] [cpu_idle+0x45/0xd0] cpu_idle+0x45/0xd0
Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622526] [start_kernel+0x31f/0x3b0] start_kernel+0x31f/0x3b0
Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622532] [unknown_bootoption+0x0/0x1e0] unknown_bootoption+0x0/0x1e0
Nov 1 17:45:42 zenon-laptop kernel: [ 2814.622541] =======================
Nov 1 17:56:06 zenon-laptop kernel: [ 3438.384574] usb 1-2: new low speed USB device using ohci_hcd and address 4
Nov 1 17:56:07 zenon-laptop kernel: [ 3438.606568] usb 1-2: configuration #1 chosen from 1 choice
Nov 1 17:56:07 zenon-laptop kernel: [ 3438.614721] input: Microsoft Basic Optical Mouse as /devices/pci0000:00/0000:00:13.0/usb1/1-2/1-2:1.0/input/input11
Nov 1 17:56:07 zenon-laptop kernel: [ 3438.648434] input,hidraw0: USB HID v1.10 Mouse [Microsoft Basic Optical Mouse] on usb-0000:00:13.0-2

Revision history for this message
Andreas Moog (ampelbein) wrote :

Thank you for taking the time to report this bug and helping to make Ubuntu better. The issue that you reported is one that should be reproducible with the live environment of the Desktop CD of the development release - Jaunty Jackalope. It would help us greatly if you could test with it so we can work on getting it fixed in the next release of Ubuntu. You can find out more about the development release at http://www.ubuntu.com/testing/. Thanks again and we appreciate your help.

Changed in linux (Ubuntu):
status: New → Incomplete
Revision history for this message
Gianfranco (gianfranco-alongi) wrote : Re: [Bug 292236] Re: Soft lockup when Dual Core enabled
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Hi!

After updating to ubuntu 8.10, this problem was resolved for me.

Thank you

On Tue, Apr 14, 2009 at 11:09 PM, Andreas Moog
<email address hidden> wrote:
> Thank you for taking the time to report this bug and helping to make
> Ubuntu better.  The issue that you reported is one that should be
> reproducible with the live environment of the Desktop CD of the
> development release - Jaunty Jackalope.  It would help us greatly if you
> could test with it so we can work on getting it fixed in the next
> release of Ubuntu.  You can find out more about the development release
> at http://www.ubuntu.com/testing/.  Thanks again and we appreciate your
> help.
>
> ** Changed in: linux (Ubuntu)
>       Status: New => Incomplete
>
> --
> Soft lockup when Dual Core enabled
> https://bugs.launchpad.net/bugs/292236
> You received this bug notification because you are a direct subscriber
> of the bug.
>
> Status in “linux” source package in Ubuntu: Incomplete
>
> Bug description:
> root@zenon-laptop:~# lsb_release -rd
> Description:    Ubuntu 8.04.1
> Release:        8.04
>
> root@zenon-laptop:~# uname -a
> Linux zenon-laptop 2.6.24-21-generic #1 SMP Tue Oct 21 23:43:45 UTC 2008 i686 GNU/Linux
>
> Machine: (laptop) . LG E23 (Intel Pentium Dual-Core)
> Description: This problem ONLY occurs for me when I have dual-core ENABLED (I can disable this in BIOS). Thus, disabling the second core in bios suppresses the bug. Once I enable the second core in BIOS, I start getting messages like these
>
> root@zenon-laptop:~# grep BUG /var/log/*
> /var/log/kern.log:Nov  1 17:12:56 zenon-laptop kernel: [  849.256305] BUG: soft lockup - CPU#0 stuck for 46s! [pidgin:6076]
> /var/log/kern.log:Nov  1 17:16:28 zenon-laptop kernel: [ 1060.744137] BUG: soft lockup - CPU#0 stuck for 23s! [swapper:0]
> /var/log/kern.log:Nov  1 17:43:34 zenon-laptop kernel: [ 2685.772177] BUG: soft lockup - CPU#0 stuck for 34s! [ksoftirqd/0:4]
> /var/log/kern.log:Nov  1 17:44:04 zenon-laptop kernel: [ 2716.019476] BUG: soft lockup - CPU#0 stuck for 26s! [pidgin:6076]
> /var/log/kern.log:Nov  1 17:45:42 zenon-laptop kernel: [ 2814.622450] BUG: soft lockup - CPU#0 stuck for 92s! [swapper:0]
> Binary file /var/log/kern.log.5.gz matches
> /var/log/syslog:Nov  1 17:12:56 zenon-laptop kernel: [  849.256305] BUG: soft lockup - CPU#0 stuck for 46s! [pidgin:6076]
> /var/log/syslog:Nov  1 17:16:28 zenon-laptop kernel: [ 1060.744137] BUG: soft lockup - CPU#0 stuck for 23s! [swapper:0]
> /var/log/syslog:Nov  1 17:43:34 zenon-laptop kernel: [ 2685.772177] BUG: soft lockup - CPU#0 stuck for 34s! [ksoftirqd/0:4]
> /var/log/syslog:Nov  1 17:44:04 zenon-laptop kernel: [ 2716.019476] BUG: soft lockup - CPU#0 stuck for 26s! [pidgin:6076]
> /var/log/syslog:Nov  1 17:45:42 zenon-laptop kernel: [ 2814.622450] BUG: soft lockup - CPU#0 stuck for 92s! [swapper:0]
>
>
> The system freezes up during the lock. As I said previously, this is not a problem once I disable the second core.
> Below follow the outputs in the kernel.log
>
>
> Nov  1 17:12:56 zenon-laptop kernel: [  849.256305] BUG: soft lockup - CPU#0 stuck for 46s! [pidgin:6076]
> Nov  1 17:12:56 zenon-laptop kernel: [  849.256312]
> Nov  1 17:12:56 zeno...

Revision history for this message
Andreas Moog (ampelbein) wrote :

This bug report is being closed due to your last comment regarding this being fixed with an update. For future reference you can manage the status of your own bugs by clicking on the current status in the yellow line and then choosing a new status in the revealed drop down box. You can learn more about bug statuses at https://wiki.ubuntu.com/Bugs/Status. Thank you again for taking the time to report this bug and helping to make Ubuntu better. Please submit any future bugs you may find.

Changed in linux (Ubuntu):
status: Incomplete → Invalid
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