From: roma1390 <roma1390@gmail.com>
To: linux-kernel@vger.kernel.org
Subject: INFO: task khubd:271 blocked for more than 120 seconds.
Date: Wed, 16 Jun 2010 11:03:42 +0300 [thread overview]
Message-ID: <4C18855E.5010508@gmail.com> (raw)
Hello,
We got this on our production system. Kernel: 2.6.26-2-amd64.
This seems to be related with http://bugzilla.kernel.org/show_bug.cgi?id=13316 and still is open. Sadly to have such long standing bugs in common used subsystems like USB.
Jun 15 06:25:01 accelerator57 kernel: imklog 3.18.6, log source = /proc/kmsg started.
Jun 16 00:36:55 accelerator57 kernel: [600606.885265] usb 6-1: USB disconnect, address 3
Jun 16 00:39:02 accelerator57 kernel: [600738.152638] INFO: task khubd:271 blocked for more than 120 seconds.
Jun 16 00:39:02 accelerator57 kernel: [600738.152682] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Jun 16 00:39:02 accelerator57 kernel: [600738.155993] khubd D ffff810916ca1400 0 271 2
Jun 16 00:39:02 accelerator57 kernel: [600738.156038] ffff810919523d50 0000000000000046 363030365b3e363c 36323538382e3630
Jun 16 00:39:02 accelerator57 kernel: [600738.156118] ffff810919521470 ffff810916dad220 ffff8109195216f8 00000000a00745a2
Jun 16 00:39:02 accelerator57 kernel: [600738.156197] ffff810919523da4 ffff810916ca1600 0000000000000286 ffff8109148851c0
Jun 16 00:39:02 accelerator57 kernel: [600738.156245] Call Trace:
Jun 16 00:39:02 accelerator57 kernel: [600738.156308] [<ffffffff8039035a>] usb_kill_urb+0xa8/0xdb
Jun 16 00:39:02 accelerator57 kernel: [600738.156612] [<ffffffff80246111>] autoremove_wake_function+0x0/0x2e
Jun 16 00:39:02 accelerator57 kernel: [600738.156660] [<ffffffff8038fa32>] usb_hcd_flush_endpoint+0xd4/0xeb
Jun 16 00:39:02 accelerator57 kernel: [600738.156707] [<ffffffff80390a8e>] usb_disable_endpoint+0x5b/0x6d
Jun 16 00:39:02 accelerator57 kernel: [600738.156752] [<ffffffff80390ac5>] usb_disable_device+0x25/0xe8
Jun 16 00:39:02 accelerator57 kernel: [600738.156792] [<ffffffff8038c9cd>] usb_disconnect+0x92/0x142
Jun 16 00:39:02 accelerator57 kernel: [600738.156830] [<ffffffff8038dc07>] hub_thread+0x3f9/0xcfd
Jun 16 00:39:02 accelerator57 kernel: [600738.156868] [<ffffffff80246111>] autoremove_wake_function+0x0/0x2e
Jun 16 00:39:02 accelerator57 kernel: [600738.156910] [<ffffffff8038d80e>] hub_thread+0x0/0xcfd
Jun 16 00:39:02 accelerator57 kernel: [600738.156952] [<ffffffff80245feb>] kthread+0x47/0x74
Jun 16 00:39:02 accelerator57 kernel: [600738.156993] [<ffffffff8023008d>] schedule_tail+0x27/0x5c
Jun 16 00:39:02 accelerator57 kernel: [600738.157036] [<ffffffff8020cf38>] child_rip+0xa/0x12
Jun 16 00:39:02 accelerator57 kernel: [600738.157077] [<ffffffff80245fa4>] kthread+0x0/0x74
Jun 16 00:39:02 accelerator57 kernel: [600738.157116] [<ffffffff8020cf2e>] child_rip+0x0/0x12
Jun 16 00:39:02 accelerator57 kernel: [600738.157154]
next reply other threads:[~2010-06-16 8:03 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-16 8:03 roma1390 [this message]
2010-06-16 8:22 ` INFO: task khubd:271 blocked for more than 120 seconds Oliver Neukum
2010-06-16 8:27 ` roma1390
2010-06-16 8:30 ` Oliver Neukum
[not found] ` <4C188F22.90808@gmail.com>
[not found] ` <201006161326.47203.oneukum@suse.de>
2010-06-16 12:22 ` roma1390
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