dmesg

Jul 26 05:28:57 pruju kernel: [15425402.132129] INFO: task imap:10978 blocked for more than 120 seconds.
Jul 26 05:28:57 pruju kernel: [15425402.134705] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
Jul 26 05:28:57 pruju kernel: [15425402.137899] imap            D ffff88003fc130c0     0 10978  17377 0x00000000
Jul 26 05:28:57 pruju kernel: [15425402.140768]  ffff88003b761880 0000000000000086 ffff88003c023c68 ffffffff81610020
Jul 26 05:28:57 pruju kernel: [15425402.143506]  00000000000130c0 ffff88003c023fd8 ffff88003c023fd8 ffff88003b761880
Jul 26 05:28:57 pruju kernel: [15425402.146976]  ffff880015000db8 00000001e5d9547b ffff88003c654240 ffff880015000e58
Jul 26 05:28:57 pruju kernel: [15425402.150581] Call Trace:
Jul 26 05:28:57 pruju kernel: [15425402.151721]  [<ffffffff81355628>] ? __mutex_lock_common.isra.5+0xff/0x164
Jul 26 05:28:57 pruju kernel: [15425402.154420]  [<ffffffff81355516>] ? mutex_lock+0x1a/0x2d
Jul 26 05:28:57 pruju kernel: [15425402.156460]  [<ffffffff81108b7c>] ? do_last+0x197/0x573
Jul 26 05:28:57 pruju kernel: [15425402.158717]  [<ffffffff81109550>] ? path_openat+0xce/0x33a
Jul 26 05:28:57 pruju kernel: [15425402.160962]  [<ffffffff81109824>] ? user_path_at_empty+0x53/0x7b
Jul 26 05:28:57 pruju kernel: [15425402.163261]  [<ffffffff8110987e>] ? do_filp_open+0x2a/0x6e
Jul 26 05:28:57 pruju kernel: [15425402.165404]  [<ffffffff81354d28>] ? _cond_resched+0x7/0x1c
Jul 26 05:28:57 pruju kernel: [15425402.167775]  [<ffffffff811b8e69>] ? __strncpy_from_user+0x18/0x48
Jul 26 05:28:57 pruju kernel: [15425402.170204]  [<ffffffff81112727>] ? alloc_fd+0x64/0x109
Jul 26 05:28:57 pruju kernel: [15425402.172448]  [<ffffffff810fd4f6>] ? do_sys_open+0x5e/0xe5
Jul 26 05:28:57 pruju kernel: [15425402.174628]  [<ffffffff8135b212>] ? system_call_fastpath+0x16/0x1b