[ 94.329694][ T525] awk (525) used greatest stack depth: 23312 bytes left [ 94.329717][ T525] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 94.329720][ T525] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 525, name: awk [ 94.329722][ T525] preempt_count: 2, expected: 0 [ 94.329724][ T525] RCU nest depth: 0, expected: 0 [ 94.329725][ T525] locks held by awk/525: 5, last CPU#0: [ 94.329728][ T525] #0: ffffffffb6a267b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 94.329744][ T525] #1: ffffffffb6b8dcc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 94.329752][ T525] #2: ffffffffb6b8dd38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 94.329758][ T525] #3: ffffffffb6aad660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 94.329763][ T525] #4: ffffffffb6aad560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 94.329770][ T525] irq event stamp: 41792 [ 94.329771][ T525] hardirqs last enabled at (41791): [] __down_trylock_console_sem+0x86/0xa0 [ 94.329774][ T525] hardirqs last disabled at (41792): [] console_emit_next_record+0x3d4/0x4c0 [ 94.329777][ T525] softirqs last enabled at (41318): [] handle_softirqs+0x67c/0x900 [ 94.329783][ T525] softirqs last disabled at (41313): [] __irq_exit_rcu+0x145/0x1c0 [ 94.329786][ T525] Preemption disabled at: [ 94.329787][ T525] [<0000000000000000>] 0x0 [ 94.329796][ T525] CPU: 0 UID: 0 PID: 525 Comm: awk Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 94.329801][ T525] Tainted: [W]=WARN [ 94.329802][ T525] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 94.329805][ T525] Call Trace: [ 94.329807][ T525] [ 94.329809][ T525] dump_stack_lvl+0x6f/0xa0 [ 94.329816][ T525] __might_resched.cold+0x1fe/0x2c1 [ 94.329823][ T525] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 94.329828][ T525] ? __kmalloc_noprof+0xdb/0x760 [ 94.329835][ T525] __kmalloc_noprof+0x443/0x760 [ 94.329839][ T525] ? alloc_buf.isra.0+0x4b/0x260 [ 94.329848][ T525] ? do_raw_spin_unlock+0x59/0x250 [ 94.329852][ T525] alloc_buf.isra.0+0x4b/0x260 [ 94.329857][ T525] put_chars+0x1e1/0x2f0 [ 94.329862][ T525] ? __send_to_port+0x420/0x420 [ 94.329865][ T525] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 94.329871][ T525] ? validate_chain+0x38b/0xc20 [ 94.329880][ T525] hvc_console_print+0x292/0x780 [ 94.329892][ T525] ? hvc_write+0x3a0/0x3a0 [ 94.329896][ T525] ? rcu_is_watching+0x16/0xd0 [ 94.329899][ T525] ? lock_acquire+0x13c/0x160 [ 94.329906][ T525] console_emit_next_record+0x22f/0x4c0 [ 94.329912][ T525] ? devkmsg_read+0x4b0/0x4b0 [ 94.329914][ T525] ? console_flush_one_record+0x106/0x710 [ 94.329919][ T525] ? rcu_is_watching+0x16/0xd0 [ 94.329923][ T525] ? lock_acquire+0x13c/0x160 [ 94.329929][ T525] console_flush_one_record+0x46f/0x710 [ 94.329936][ T525] ? console_emit_next_record+0x4c0/0x4c0 [ 94.329938][ T525] ? __lock_acquire+0x518/0xc20 [ 94.329949][ T525] console_unlock+0xee/0x1f0 [ 94.329953][ T525] ? console_flush_one_record+0x710/0x710 [ 94.329955][ T525] ? rcu_is_watching+0x16/0xd0 [ 94.329959][ T525] ? lock_acquire+0x60/0x160 [ 94.329965][ T525] ? __down_trylock_console_sem+0x5e/0xa0 [ 94.329967][ T525] ? vprintk_emit+0x320/0x3e0 [ 94.329972][ T525] vprintk_emit+0x37c/0x3e0 [ 94.329978][ T525] ? wake_up_klogd_work_func+0x90/0x90 [ 94.329984][ T525] ? __lock_acquire+0x518/0xc20 [ 94.329990][ T525] _printk+0xc7/0x100 [ 94.329995][ T525] ? snapshot_read.cold+0x21/0x21 [ 94.329999][ T525] ? do_raw_spin_lock+0x131/0x280 [ 94.330003][ T525] ? __rwlock_init+0x150/0x150 [ 94.330009][ T525] ? do_raw_spin_lock+0x131/0x280 [ 94.330014][ T525] do_exit.cold+0x82/0x9c [ 94.330019][ T525] ? exit_notify+0x890/0x890 [ 94.330022][ T525] ? __lock_release.isra.0+0x69/0x1a0 [ 94.330026][ T525] ? rcu_is_watching+0x16/0xd0 [ 94.330032][ T525] do_group_exit+0xb8/0x370 [ 94.330038][ T525] __x64_sys_exit_group+0x3c/0x50 [ 94.330041][ T525] x64_sys_call+0x1567/0x1570 [ 94.330044][ T525] do_syscall_64+0xff/0x530 [ 94.330048][ T525] ? exc_page_fault+0xee/0x100 [ 94.330053][ T525] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 94.330056][ T525] RIP: 0033:0x7ff7d59501b8 [ 94.330060][ T525] Code: Unable to access opcode bytes at 0x7ff7d595018e. [ 94.330062][ T525] RSP: 002b:00007ffcf5cbd388 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 94.330065][ T525] RAX: ffffffffffffffda RBX: 00007ff7d5a80f88 RCX: 00007ff7d59501b8 [ 94.330067][ T525] RDX: 00007ff7d5860dc8 RSI: fffffffffffffc30 RDI: 0000000000000000 [ 94.330068][ T525] RBP: 00007ffcf5cbd3e0 R08: 0000000000000000 R09: 0000000000000030 [ 94.330070][ T525] R10: 00007ffcf5cbd1e0 R11: 0000000000000246 R12: 0000000000000002 [ 94.330071][ T525] R13: 0000000000000000 R14: 00007ff7d5a7f680 R15: 00007ff7d5a80fa0 [ 94.330084][ T525]