[   10.952352][  T117] su (117) used greatest stack depth: 24072 bytes left
[   10.952371][  T117] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322
[   10.952373][  T117] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 117, name: su
[   10.952375][  T117] preempt_count: 2, expected: 0
[   10.952376][  T117] RCU nest depth: 0, expected: 0
[   10.952376][  T117] locks held by su/117: 5, last CPU#0:
[   10.952378][  T117]  #0: ffffffff96c167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0
[   10.952390][  T117]  #1: ffffffff96d7ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0
[   10.952395][  T117]  #2: ffffffff96d7de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710
[   10.952400][  T117]  #3: ffffffff96c9d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60
[   10.952403][  T117]  #4: ffffffff96c9d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0
[   10.952407][  T117] irq event stamp: 158954
[   10.952408][  T117] hardirqs last  enabled at (158953): [<ffffffff93186626>] __down_trylock_console_sem+0x86/0xa0
[   10.952411][  T117] hardirqs last disabled at (158954): [<ffffffff9318c6c4>] console_emit_next_record+0x3d4/0x4c0
[   10.952414][  T117] softirqs last  enabled at (157734): [<ffffffff92fe0d0c>] handle_softirqs+0x67c/0x900
[   10.952416][  T117] softirqs last disabled at (156289): [<ffffffff92fe1145>] __irq_exit_rcu+0x145/0x1c0
[   10.952419][  T117] Preemption disabled at:
[   10.952419][  T117] [<0000000000000000>] 0x0
[   10.952426][  T117] CPU: 0 UID: 0 PID: 117 Comm: su Tainted: G        W           7.2.0-virtme #1 PREEMPT(full) 
[   10.952430][  T117] Tainted: [W]=WARN
[   10.952431][  T117] Hardware