| TITLE: INFO: task hung in set_current_rng |
| TYPE: HANG |
| |
| [ 863.200911] INFO: task syz-executor0:5676 blocked for more than 120 seconds. |
| [ 863.203658] Not tainted 4.14.0-rc8-44455-ge2105594a876 #110 |
| [ 863.205780] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. |
| [ 863.208544] syz-executor0 D27584 5676 1 0x00000004 |
| [ 863.210626] Call Trace: |
| [ 863.211704] __schedule+0x57e/0x1940 |
| [ 863.213000] schedule+0x84/0x1c0 |
| [ 863.214031] schedule_timeout+0xa8b/0xe80 |
| [ 863.215535] ? mark_held_locks+0xc8/0x140 |
| [ 863.216878] ? _raw_spin_unlock_irq+0x2c/0x60 |
| [ 863.218277] ? trace_hardirqs_on_caller+0x2c8/0x390 |
| [ 863.219875] wait_for_completion+0x192/0x340 |
| [ 863.221345] ? wake_up_q+0xe0/0xe0 |
| [ 863.222517] kthread_stop+0x105/0x650 |
| [ 863.223783] set_current_rng+0x2b2/0x3b0 |
| [ 863.225073] hwrng_unregister+0x1db/0x230 |
| [ 863.226341] chaoskey_disconnect+0x1c8/0x210 |
| [ 863.227675] usb_unbind_interface+0x1b6/0x950 |
| [ 863.250249] SyS_ioctl+0xbb/0xe0 |
| [ 863.250857] entry_SYSCALL_64_fastpath+0x23/0xc2 |
