984です。連投失礼します。また起動直後から
px4_drv 2-1.5:1.0: px4_tsdev_set_channel 0:1: tc90522_tmcc_get_tsid_s() failed.
の繰り返し後
INFO: task recpt1_px4:4941 blocked for more than 120 seconds.
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
recpt1_px4 D ffff9806361dc100 0 4941 4391 0x00000080
Call Trace:
schedule+0x29/0x70
ringbuffer_read_to_user+0x10d/0xcd0 [px4_drv]
? wake_up_atomic_t+0x30/0x30
px4_tsdev_read+0x6d/0xc0 [px4_drv]
vfs_read+0x9f/0x170
SyS_read+0x7f/0xf0
? system_call_after_swapgs+0xae/0x146
system_call_fastpath+0x22/0x27
? system_call_after_swapgs+0xae/0x146
INFO: task recpt1_px4:4941 blocked for more than 120 seconds.
というログが出ることもありました。