[ 10.718946][ T201] ip (201) used greatest stack depth: 24032 bytes left [ 10.718967][ T201] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.718969][ T201] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 201, name: ip [ 10.718970][ T201] preempt_count: 2, expected: 0 [ 10.718971][ T201] RCU nest depth: 0, expected: 0 [ 10.718972][ T201] locks held by ip/201: 5, last CPU#3: [ 10.718974][ T201] #0: ffffffff888167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.718986][ T201] #1: ffffffff8897ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.718991][ T201] #2: ffffffff8897de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.718996][ T201] #3: ffffffff8889d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.719000][ T201] #4: ffffffff8889d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.719004][ T201] irq event stamp: 19476 [ 10.719005][ T201] hardirqs last enabled at (19475): [] __down_trylock_console_sem+0x86/0xa0 [ 10.719009][ T201] hardirqs last disabled at (19476): [] console_emit_next_record+0x3d4/0x4c0 [ 10.719011][ T201] softirqs last enabled at (18354): [] handle_softirqs+0x67c/0x900 [ 10.719013][ T201] softirqs last disabled at (18349): [] __irq_exit_rcu+0x145/0x1c0 [ 10.719016][ T201] Preemption disabled at: [ 10.719016][ T201] [<0000000000000000>] 0x0 [ 10.719023][ T201] CPU: 3 UID: 0 PID: 201 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.719027][ T201] Tainted: [W]=WARN [ 10.719028][ T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.719030][ T201] Call Trace: [ 10.719032][ T201] [ 10.719033][ T201] dump_stack_lvl+0x6f/0xa0 [ 10.719040][ T201] __might_resched.cold+0x1fe/0x2c1 [ 10.719045][ T201] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.719049][ T201] ? __kmalloc_noprof+0xdb/0x760 [ 10.719054][ T201] __kmalloc_noprof+0x443/0x760 [ 10.719056][ T201] ? alloc_buf.isra.0+0x4b/0x260 [ 10.719064][ T201] ? do_raw_spin_unlock+0x59/0x250 [ 10.719067][ T201] alloc_buf.isra.0+0x4b/0x260 [ 10.719071][ T201] put_chars+0x1e1/0x2f0 [ 10.719073][ T201] ? __send_to_port+0x420/0x420 [ 10.719075][ T201] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.719079][ T201] ? validate_chain+0x38b/0xc20 [ 10.719085][ T201] hvc_console_print+0x292/0x780 [ 10.719094][ T201] ? hvc_write+0x3a0/0x3a0 [ 10.719097][ T201] ? rcu_is_watching+0x16/0xd0 [ 10.719099][ T201] ? lock_acquire+0x13c/0x160 [ 10.719103][ T201] console_emit_next_record+0x22f/0x4c0 [ 10.719108][ T201] ? devkmsg_read+0x4b0/0x4b0 [ 10.719110][ T201] ? console_flush_one_record+0x106/0x710 [ 10.719114][ T201] ? rcu_is_watching+0x16/0xd0 [ 10.719116][ T201] ? lock_acquire+0x13c/0x160 [ 10.719121][ T201] console_flush_one_record+0x46f/0x710 [ 10.719126][ T201] ? console_emit_next_record+0x4c0/0x4c0 [ 10.719128][ T201] ? __lock_acquire+0x518/0xc20 [ 10.719134][ T201] console_unlock+0xee/0x1f0 [ 10.719137][ T201] ? console_flush_one_record+0x710/0x710 [ 10.719139][ T201] ? rcu_is_watching+0x16/0xd0 [ 10.719141][ T201] ? lock_acquire+0xe0/0x160 [ 10.719145][ T201] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.719147][ T201] ? vprintk_emit+0x320/0x3e0 [ 10.719151][ T201] vprintk_emit+0x37c/0x3e0 [ 10.719154][ T201] ? wake_up_klogd_work_func+0x90/0x90 [ 10.719158][ T201] ? __lock_acquire+0x518/0xc20 [ 10.719162][ T201] _printk+0xc7/0x100 [ 10.719166][ T201] ? snapshot_read.cold+0x21/0x21 [ 10.719169][ T201] ? do_raw_spin_lock+0x131/0x280 [ 10.719172][ T201] ? __rwlock_init+0x150/0x150 [ 10.719176][ T201] ? do_raw_spin_lock+0x131/0x280 [ 10.719179][ T201] do_exit.cold+0x82/0x9c [ 10.719183][ T201] ? exit_notify+0x890/0x890 [ 10.719185][ T201] ? __lock_release.isra.0+0x69/0x1a0 [ 10.719188][ T201] ? rcu_is_watching+0x16/0xd0 [ 10.719196][ T201] do_group_exit+0xb8/0x370 [ 10.719199][ T201] __x64_sys_exit_group+0x3c/0x50 [ 10.719202][ T201] x64_sys_call+0x1567/0x1570 [ 10.719204][ T201] do_syscall_64+0xff/0x530 [ 10.719209][ T201] ? exc_page_fault+0xee/0x100 [ 10.719212][ T201] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.719215][ T201] RIP: 0033:0x7f35c333c1b8 [ 10.719217][ T201] Code: Unable to access opcode bytes at 0x7f35c333c18e. [ 10.719219][ T201] RSP: 002b:00007ffc83ca2cd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.719221][ T201] RAX: ffffffffffffffda RBX: 00007f35c346cf88 RCX: 00007f35c333c1b8 [ 10.719223][ T201] RDX: 00007f35c3086fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.719224][ T201] RBP: 00007ffc83ca2d30 R08: 0000000000000000 R09: 0000000000000060 [ 10.719225][ T201] R10: 00007ffc83ca2af0 R11: 0000000000000246 R12: 0000000000000001 [ 10.719226][ T201] R13: 0000000000000000 R14: 00007f35c346b680 R15: 00007f35c346cfa0 [ 10.719235][ T201] [ 10.902252][ T207] u32 classifier [ 10.902444][ T207] input device check on [ 10.902652][ T207] Actions configured [ 10.939080][ T208] Mirror/redirect action on