maximilian attems wrote, on 10/05/11 04:24:
On Wed, 27 Apr 2011, Arthur Marsh wrote:Package: linux-2.6 Version: 2.6.39~rc4-1~experimental.1 Severity: normal In both the Debian and kernel.org 2.6.39-rc? kernels, I am experiencing numerous "BUG: soft lockup - CPU#0 stuck for xxs!" errors where xx is between 61 and 64.could you check against newest 2.6.39~rc6 ?This problem did not occur in 2.6.38 kernels. Previous attempts at git-bisecting the kernel.org kernels have been inconclusive. [ 300.238900] BUG: soft lockup - CPU#0 stuck for 63s! [konversation:3329]thanks for your report.
Hi, I've had only one lockup using 2.6.39-rc6-git2 from kernel.org:May 9 00:55:47 victoria kernel: [214214.294673] INFO: task egrep:5360 blocked for more than 120 seconds. May 9 00:55:47 victoria kernel: [214214.294710] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. May 9 00:55:47 victoria kernel: [214214.294736] egrep D 0000c2a8 0 5360 623 0x00000000 May 9 00:55:47 victoria kernel: [214214.294781] c01e8820 00000086 38a66c53 0000c2a8 00000000 d4ea7000 0000c2a8 c140b300 May 9 00:55:47 victoria kernel: [214214.294848] c01e89c0 c140b300 c01e8c30 d6c04020 c100191c c01e8820 c01e8c30 c01e8a34 May 9 00:55:47 victoria kernel: [214214.294912] 00000004 1b47ab34 0660dd1a c3c33e60 c1047751 00000000 d6c06300 00000000
May 9 00:55:47 victoria kernel: [214214.294976] Call Trace:May 9 00:55:47 victoria kernel: [214214.295040] [<c100191c>] ? __switch_to+0x81/0xf4 May 9 00:55:47 victoria kernel: [214214.295091] [<c1047751>] ? timekeeping_get_ns+0x12/0x56 May 9 00:55:47 victoria kernel: [214214.295129] [<c1047b46>] ? ktime_get_ts+0x7a/0x82 May 9 00:55:47 victoria kernel: [214214.295184] [<c1280d61>] ? io_schedule+0x4a/0x5f May 9 00:55:51 victoria kernel: [214214.295233] [<c108754c>] ? sleep_on_page+0x5/0x8 May 9 00:55:53 victoria kernel: [214214.295271] [<c1281247>] ? __wait_on_bit+0x2f/0x54 May 9 00:55:53 victoria kernel: [214214.295304] [<c1087547>] ? lock_page+0x1d/0x1d May 9 00:55:53 victoria kernel: [214214.295339] [<c1087651>] ? wait_on_page_bit+0x57/0x5e May 9 00:55:53 victoria kernel: [214214.295377] [<c1041343>] ? autoremove_wake_function+0x29/0x29 May 9 00:55:53 victoria kernel: [214214.295419] [<c1088c86>] ? __lock_page_or_retry+0x2b/0x30 May 9 00:55:53 victoria kernel: [214214.295483] [<c109d478>] ? handle_pte_fault+0x3af/0x717 May 9 00:55:53 victoria kernel: [214214.295524] [<c109d96b>] ? handle_mm_fault+0x18b/0x19a May 9 00:55:53 victoria kernel: [214214.295574] [<c1284646>] ? do_page_fault+0x2e3/0x2fc May 9 00:55:53 victoria kernel: [214214.295615] [<c1284363>] ? spurious_fault+0x95/0x95 May 9 00:55:53 victoria kernel: [214214.295648] [<c1282567>] ? error_code+0x67/0x6c
May 8 18:19:46 victoria kernel: [190453.077531] INFO: task lockfile-touch:32046 blocked for more than 120 seconds. May 8 18:19:46 victoria kernel: [190453.077567] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. May 8 18:19:46 victoria kernel: [190453.077593] lockfile-touch D 0000ad16 0 32046 32039 0x00000000 May 8 18:19:46 victoria kernel: [190453.077637] d693a080 00000086 8c79e376 0000ad16 d7880418 d4ea7000 0000ad16 c140b300 May 8 18:19:46 victoria kernel: [190453.077705] d693a220 c140b300 c057ddc0 d7880418 00000001 00000246 c112e69d c057ddc0 May 8 18:19:46 victoria kernel: [190453.077769] 0057ddb4 00000000 05abef16 c057dddc c1047751 00000000 d6c06300 00000000
May 8 18:19:46 victoria kernel: [190453.077833] Call Trace:May 8 18:19:46 victoria kernel: [190453.077917] [<c112e69d>] ? blk_flush_plug_list+0x16e/0x176 May 8 18:19:46 victoria kernel: [190453.077969] [<c1047751>] ? timekeeping_get_ns+0x12/0x56 May 8 18:19:46 victoria kernel: [190453.078007] [<c1047b46>] ? ktime_get_ts+0x7a/0x82 May 8 18:19:46 victoria kernel: [190453.078061] [<c1280d61>] ? io_schedule+0x4a/0x5f May 8 18:19:46 victoria kernel: [190453.078109] [<c108754c>] ? sleep_on_page+0x5/0x8 May 8 18:19:46 victoria kernel: [190453.078147] [<c1281247>] ? __wait_on_bit+0x2f/0x54 May 8 18:19:46 victoria kernel: [190453.078180] [<c1087547>] ? lock_page+0x1d/0x1d May 8 18:19:46 victoria kernel: [190453.078215] [<c1087651>] ? wait_on_page_bit+0x57/0x5e May 8 18:19:46 victoria kernel: [190453.078252] [<c1041343>] ? autoremove_wake_function+0x29/0x29 May 8 18:19:46 victoria kernel: [190453.078294] [<c1088c86>] ? __lock_page_or_retry+0x2b/0x30 May 8 18:19:46 victoria kernel: [190453.078329] [<c1088e1a>] ? filemap_fault+0x18f/0x2f9 May 8 18:19:46 victoria kernel: [190453.078392] [<c109ab9e>] ? __do_fault+0x40/0x2eb May 8 18:19:46 victoria kernel: [190453.078456] [<c10221e3>] ? finish_task_switch+0x36/0x92 May 8 18:19:46 victoria kernel: [190453.078501] [<c109d348>] ? handle_pte_fault+0x27f/0x717 May 8 18:19:46 victoria kernel: [190453.078549] [<c10507ed>] ? arch_local_irq_save+0xf/0x14 May 8 18:19:46 victoria kernel: [190453.078603] [<c1043a86>] ? lock_hrtimer_base.isra.17+0x14/0x2d May 8 18:19:46 victoria kernel: [190453.078643] [<c109d96b>] ? handle_mm_fault+0x18b/0x19a May 8 18:19:46 victoria kernel: [190453.078692] [<c1284646>] ? do_page_fault+0x2e3/0x2fc May 8 18:19:46 victoria kernel: [190453.078731] [<c104367e>] ? update_rmtp+0x5e/0x5e May 8 18:19:46 victoria kernel: [190453.078768] [<c1044094>] ? hrtimer_start_range_ns+0xf/0x13 May 8 18:19:46 victoria kernel: [190453.078805] [<c1284363>] ? spurious_fault+0x95/0x95 May 8 18:19:46 victoria kernel: [190453.078838] [<c1282567>] ? error_code+0x67/0x6c
I've since installed linux-image-2.6.39-rc6-686-pae version 2.6.39~rc6-1~experimental.1 and will see if I get the same error.
Regards, Arthur.