[ 11.725621][ T192] ip (192) used greatest stack depth: 23984 bytes left [ 11.725640][ T192] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.725643][ T192] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 192, name: ip [ 11.725644][ T192] preempt_count: 2, expected: 0 [ 11.725645][ T192] RCU nest depth: 0, expected: 0 [ 11.725646][ T192] locks held by ip/192: 5, last CPU#3: [ 11.725648][ T192] #0: ffffffffbb2167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.725659][ T192] #1: ffffffffbb37ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.725664][ T192] #2: ffffffffbb37de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.725669][ T192] #3: ffffffffbb29d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.725672][ T192] #4: ffffffffbb29d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.725677][ T192] irq event stamp: 34014 [ 11.725677][ T192] hardirqs last enabled at (34013): [] __down_trylock_console_sem+0x86/0xa0 [ 11.725680][ T192] hardirqs last disabled at (34014): [] console_emit_next_record+0x3d4/0x4c0 [ 11.725682][ T192] softirqs last enabled at (32936): [] handle_softirqs+0x67c/0x900 [ 11.725685][ T192] softirqs last disabled at (32931): [] __irq_exit_rcu+0x145/0x1c0 [ 11.725687][ T192] Preemption disabled at: [ 11.725688][ T192] [<0000000000000000>] 0x0 [ 11.725695][ T192] CPU: 3 UID: 0 PID: 192 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.725698][ T192] Tainted: [W]=WARN [ 11.725701][ T192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.725703][ T192] Call Trace: [ 11.725704][ T192] [ 11.725706][ T192] dump_stack_lvl+0x6f/0xa0 [ 11.725712][ T192] __might_resched.cold+0x1fe/0x2c1 [ 11.725717][ T192] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.725721][ T192] ? __kmalloc_noprof+0xdb/0x760 [ 11.725726][ T192] __kmalloc_noprof+0x443/0x760 [ 11.725728][ T192] ? alloc_buf.isra.0+0x4b/0x260 [ 11.725734][ T192] ? do_raw_spin_unlock+0x59/0x250 [ 11.725737][ T192] alloc_buf.isra.0+0x4b/0x260 [ 11.725741][ T192] put_chars+0x1e1/0x2f0 [ 11.725743][ T192] ? __send_to_port+0x420/0x420 [ 11.725744][ T192] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.725748][ T192] ? validate_chain+0x38b/0xc20 [ 11.725753][ T192] hvc_console_print+0x292/0x780 [ 11.725761][ T192] ? hvc_write+0x3a0/0x3a0 [ 11.725763][ T192] ? rcu_is_watching+0x16/0xd0 [ 11.725765][ T192] ? lock_acquire+0x13c/0x160 [ 11.725769][ T192] console_emit_next_record+0x22f/0x4c0 [ 11.725773][ T192] ? devkmsg_read+0x4b0/0x4b0 [ 11.725775][ T192] ? console_flush_one_record+0x106/0x710 [ 11.725779][ T192] ? rcu_is_watching+0x16/0xd0 [ 11.725780][ T192] ? lock_acquire+0x13c/0x160 [ 11.725784][ T192] console_flush_one_record+0x46f/0x710 [ 11.725789][ T192] ? console_emit_next_record+0x4c0/0x4c0 [ 11.725790][ T192] ? __lock_acquire+0x518/0xc20 [ 11.725796][ T192] console_unlock+0xee/0x1f0 [ 11.725799][ T192] ? console_flush_one_record+0x710/0x710 [ 11.725800][ T192] ? rcu_is_watching+0x16/0xd0 [ 11.725802][ T192] ? lock_acquire+0xe0/0x160 [ 11.725806][ T192] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.725807][ T192] ? vprintk_emit+0x320/0x3e0 [ 11.725810][ T192] vprintk_emit+0x37c/0x3e0 [ 11.725813][ T192] ? wake_up_klogd_work_func+0x90/0x90 [ 11.725816][ T192] ? __lock_acquire+0x518/0xc20 [ 11.725820][ T192] _printk+0xc7/0x100 [ 11.725823][ T192] ? snapshot_read.cold+0x21/0x21 [ 11.725826][ T192] ? do_raw_spin_lock+0x131/0x280 [ 11.725829][ T192] ? __rwlock_init+0x150/0x150 [ 11.725832][ T192] ? do_raw_spin_lock+0x131/0x280 [ 11.725835][ T192] do_exit.cold+0x82/0x9c [ 11.725839][ T192] ? exit_notify+0x890/0x890 [ 11.725840][ T192] ? __lock_release.isra.0+0x69/0x1a0 [ 11.725843][ T192] ? rcu_is_watching+0x16/0xd0 [ 11.725847][ T192] do_group_exit+0xb8/0x370 [ 11.725849][ T192] __x64_sys_exit_group+0x3c/0x50 [ 11.725851][ T192] x64_sys_call+0x1567/0x1570 [ 11.725854][ T192] do_syscall_64+0xff/0x530 [ 11.725857][ T192] ? exc_page_fault+0xee/0x100 [ 11.725861][ T192] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.725863][ T192] RIP: 0033:0x7ffa98fc01b8 [ 11.725865][ T192] Code: Unable to access opcode bytes at 0x7ffa98fc018e. [ 11.725866][ T192] RSP: 002b:00007ffcbeb16618 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.725869][ T192] RAX: ffffffffffffffda RBX: 00007ffa990f0f88 RCX: 00007ffa98fc01b8 [ 11.725871][ T192] RDX: 00007ffa98d0afc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.725872][ T192] RBP: 00007ffcbeb16670 R08: 0000000000000000 R09: 0000000000000050 [ 11.725872][ T192] R10: 00007ffcbeb16430 R11: 0000000000000246 R12: 0000000000000001 [ 11.725873][ T192] R13: 0000000000000000 R14: 00007ffa990ef680 R15: 00007ffa990f0fa0 [ 11.725880][ T192]