[ 10.696632][ T201] ip (201) used greatest stack depth: 23728 bytes left [ 10.696648][ T201] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.696650][ T201] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 201, name: ip [ 10.696652][ T201] preempt_count: 2, expected: 0 [ 10.696653][ T201] RCU nest depth: 0, expected: 0 [ 10.696654][ T201] locks held by ip/201: 5, last CPU#0: [ 10.696656][ T201] #0: ffffffffac4267b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.696669][ T201] #1: ffffffffac58dcc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.696674][ T201] #2: ffffffffac58dd38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.696678][ T201] #3: ffffffffac4ad660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.696682][ T201] #4: ffffffffac4ad560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.696686][ T201] irq event stamp: 38546 [ 10.696687][ T201] hardirqs last enabled at (38545): [] __down_trylock_console_sem+0x86/0xa0 [ 10.696689][ T201] hardirqs last disabled at (38546): [] console_emit_next_record+0x3d4/0x4c0 [ 10.696691][ T201] softirqs last enabled at (37264): [] netlink_release+0x17b/0xcf0 [ 10.696695][ T201] softirqs last disabled at (37262): [] netlink_release+0xd2/0xcf0 [ 10.696697][ T201] Preemption disabled at: [ 10.696698][ T201] [<0000000000000000>] 0x0 [ 10.696705][ T201] CPU: 0 UID: 0 PID: 201 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.696709][ T201] Tainted: [W]=WARN [ 10.696710][ T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.696711][ T201] Call Trace: [ 10.696713][ T201] [ 10.696715][ T201] dump_stack_lvl+0x6f/0xa0 [ 10.696721][ T201] __might_resched.cold+0x1fe/0x2c1 [ 10.696725][ T201] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.696729][ T201] ? __kmalloc_noprof+0xdb/0x760 [ 10.696734][ T201] __kmalloc_noprof+0x443/0x760 [ 10.696737][ T201] ? alloc_buf.isra.0+0x4b/0x260 [ 10.696743][ T201] ? do_raw_spin_unlock+0x59/0x250 [ 10.696746][ T201] alloc_buf.isra.0+0x4b/0x260 [ 10.696749][ T201] put_chars+0x1e1/0x2f0 [ 10.696753][ T201] ? __send_to_port+0x420/0x420 [ 10.696755][ T201] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.696759][ T201] ? validate_chain+0x38b/0xc20 [ 10.696765][ T201] hvc_console_print+0x292/0x780 [ 10.696772][ T201] ? hvc_write+0x3a0/0x3a0 [ 10.696775][ T201] ? rcu_is_watching+0x16/0xd0 [ 10.696777][ T201] ? lock_acquire+0x13c/0x160 [ 10.696781][ T201] console_emit_next_record+0x22f/0x4c0 [ 10.696785][ T201] ? devkmsg_read+0x4b0/0x4b0 [ 10.696787][ T201] ? console_flush_one_record+0x106/0x710 [ 10.696790][ T201] ? rcu_is_watching+0x16/0xd0 [ 10.696792][ T201] ? lock_acquire+0x13c/0x160 [ 10.696796][ T201] console_flush_one_record+0x46f/0x710 [ 10.696800][ T201] ? console_emit_next_record+0x4c0/0x4c0 [ 10.696802][ T201] ? __lock_acquire+0x518/0xc20 [ 10.696807][ T201] console_unlock+0xee/0x1f0 [ 10.696810][ T201] ? console_flush_one_record+0x710/0x710 [ 10.696811][ T201] ? rcu_is_watching+0x16/0xd0 [ 10.696814][ T201] ? lock_acquire+0x60/0x160 [ 10.696817][ T201] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.696819][ T201] ? vprintk_emit+0x320/0x3e0 [ 10.696822][ T201] vprintk_emit+0x37c/0x3e0 [ 10.696826][ T201] ? wake_up_klogd_work_func+0x90/0x90 [ 10.696829][ T201] ? __lock_acquire+0x518/0xc20 [ 10.696833][ T201] _printk+0xc7/0x100 [ 10.696837][ T201] ? snapshot_read.cold+0x21/0x21 [ 10.696839][ T201] ? do_raw_spin_lock+0x131/0x280 [ 10.696842][ T201] ? __rwlock_init+0x150/0x150 [ 10.696846][ T201] ? do_raw_spin_lock+0x131/0x280 [ 10.696848][ T201] do_exit.cold+0x82/0x9c [ 10.696852][ T201] ? exit_notify+0x890/0x890 [ 10.696854][ T201] ? __lock_release.isra.0+0x69/0x1a0 [ 10.696856][ T201] ? rcu_is_watching+0x16/0xd0 [ 10.696860][ T201] do_group_exit+0xb8/0x370 [ 10.696864][ T201] __x64_sys_exit_group+0x3c/0x50 [ 10.696866][ T201] x64_sys_call+0x1567/0x1570 [ 10.696868][ T201] do_syscall_64+0xff/0x530 [ 10.696871][ T201] ? exc_page_fault+0xee/0x100 [ 10.696875][ T201] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.696877][ T201] RIP: 0033:0x7fa770b6d1b8 [ 10.696879][ T201] Code: Unable to access opcode bytes at 0x7fa770b6d18e. [ 10.696881][ T201] RSP: 002b:00007ffd48e09308 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.696883][ T201] RAX: ffffffffffffffda RBX: 00007fa770c9df88 RCX: 00007fa770b6d1b8 [ 10.696884][ T201] RDX: 00007fa7708b7fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.696885][ T201] RBP: 00007ffd48e09360 R08: 0000000000000000 R09: 0000000000000000 [ 10.696886][ T201] R10: 00007ffd48e09120 R11: 0000000000000246 R12: 0000000000000001 [ 10.696887][ T201] R13: 0000000000000000 R14: 00007fa770c9c680 R15: 00007fa770c9dfa0 [ 10.696894][ T201]