vfio bind log

log.txt

[  480.367451] INFO: task bash:1191 blocked for more than 120 seconds.
[  480.367455]       Tainted: P           O    4.5.1-1-ARCH #1
[  480.367456] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  480.367458] bash            D ffff8800a5d7bb78     0  1191   1190 0x00000000
[  480.367461]  ffff8800a5d7bb78 ffff8800a5d7bb78 ffffffff81811500 ffff880215bbb900
[  480.367464]  ffff8800a5d7c000 ffff8800a5d7bcf0 ffff8800a5d7bce8 0000000000000000
[  480.367465]  ffff880215bbb900 ffff8800a5d7bb90 ffffffff815a9b2c 7fffffffffffffff
[  480.367467] Call Trace:
[  480.367474]  [<ffffffff815a9b2c>] schedule+0x3c/0x90
[  480.367476]  [<ffffffff815ac613>] schedule_timeout+0x1d3/0x260
[  480.367479]  [<ffffffff81187d02>] ? kfree_const+0x22/0x30
[  480.367481]  [<ffffffff811cbb7d>] ? kfree+0x17d/0x190
[  480.367483]  [<ffffffff81187d02>] ? kfree_const+0x22/0x30
[  480.367485]  [<ffffffff812dd25f>] ? kobject_put+0xaf/0x1d0
[  480.367487]  [<ffffffff815aa6e2>] wait_for_common+0xc2/0x180
[  480.367490]  [<ffffffff810a24f0>] ? wake_up_q+0x70/0x70
[  480.367493]  [<ffffffff815aa7bd>] wait_for_completion+0x1d/0x20
[  480.367498]  [<ffffffffa03adf1f>] snd_card_free+0x6f/0x90 [snd]
[  480.367502]  [<ffffffffa060e7c5>] oxygen_pci_remove+0x15/0x20 [snd_oxygen_lib]
[  480.367504]  [<ffffffff81322299>] pci_device_remove+0x39/0xc0
[  480.367507]  [<ffffffff81400281>] __device_release_driver+0xa1/0x160
[  480.367509]  [<ffffffff81400363>] device_release_driver+0x23/0x30
[  480.367511]  [<ffffffff813fee7d>] unbind_store+0x10d/0x160
[  480.367513]  [<ffffffff813fe035>] drv_attr_store+0x25/0x30
[  480.367515]  [<ffffffff8126a7a7>] sysfs_kf_write+0x37/0x40
[  480.367516]  [<ffffffff81269d3a>] kernfs_fop_write+0x11a/0x170
[  480.367518]  [<ffffffff811ece77>] __vfs_write+0x37/0x100
[  480.367520]  [<ffffffff811edd27>] vfs_write+0xa7/0x1a0
[  480.367522]  [<ffffffff811eec75>] SyS_write+0x55/0xc0
[  480.367524]  [<ffffffff8120abc3>] ? __close_fd+0xa3/0xd0
[  480.367526]  [<ffffffff815ad6ae>] entry_SYSCALL_64_fastpath+0x12/0x6d