[ 10.728336][ T187] ip (187) used greatest stack depth: 24760 bytes left [ 10.728352][ T187] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.728354][ T187] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 187, name: ip [ 10.728356][ T187] preempt_count: 2, expected: 0 [ 10.728357][ T187] RCU nest depth: 0, expected: 0 [ 10.728358][ T187] locks held by ip/187: 5, last CPU#3: [ 10.728361][ T187] #0: ffffffffa56027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.728373][ T187] #1: ffffffffa5769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.728379][ T187] #2: ffffffffa5769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.728382][ T187] #3: ffffffffa5689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.728386][ T187] #4: ffffffffa5689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.728390][ T187] irq event stamp: 47486 [ 10.728391][ T187] hardirqs last enabled at (47485): [] __down_trylock_console_sem+0x86/0xa0 [ 10.728393][ T187] hardirqs last disabled at (47486): [] console_emit_next_record+0x3d4/0x4c0 [ 10.728395][ T187] softirqs last enabled at (47258): [] handle_softirqs+0x67c/0x900 [ 10.728397][ T187] softirqs last disabled at (47249): [] __irq_exit_rcu+0x145/0x1c0 [ 10.728399][ T187] Preemption disabled at: [ 10.728400][ T187] [<0000000000000000>] 0x0 [ 10.728406][ T187] CPU: 3 UID: 0 PID: 187 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.728409][ T187] Tainted: [W]=WARN [ 10.728410][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.728411][ T187] Call Trace: [ 10.728413][ T187] [ 10.728415][ T187] dump_stack_lvl+0x6f/0xa0 [ 10.728421][ T187] __might_resched.cold+0x1fe/0x2c1 [ 10.728425][ T187] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.728429][ T187] ? __kmalloc_noprof+0xdb/0x760 [ 10.728434][ T187] __kmalloc_noprof+0x443/0x760 [ 10.728436][ T187] ? alloc_buf.isra.0+0x4b/0x260 [ 10.728441][ T187] ? do_raw_spin_unlock+0x59/0x250 [ 10.728444][ T187] alloc_buf.isra.0+0x4b/0x260 [ 10.728447][ T187] put_chars+0x1e1/0x2f0 [ 10.728450][ T187] ? __send_to_port+0x420/0x420 [ 10.728451][ T187] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.728456][ T187] ? validate_chain+0x38b/0xc20 [ 10.728461][ T187] hvc_console_print+0x292/0x780 [ 10.728467][ T187] ? hvc_write+0x3a0/0x3a0 [ 10.728469][ T187] ? rcu_is_watching+0x16/0xd0 [ 10.728471][ T187] ? lock_acquire+0x13c/0x160 [ 10.728475][ T187] console_emit_next_record+0x22f/0x4c0 [ 10.728479][ T187] ? devkmsg_read+0x4b0/0x4b0 [ 10.728480][ T187] ? console_flush_one_record+0x106/0x710 [ 10.728483][ T187] ? rcu_is_watching+0x16/0xd0 [ 10.728486][ T187] ? lock_acquire+0x13c/0x160 [ 10.728489][ T187] console_flush_one_record+0x46f/0x710 [ 10.728493][ T187] ? console_emit_next_record+0x4c0/0x4c0 [ 10.728495][ T187] ? __lock_acquire+0x518/0xc20 [ 10.728500][ T187] console_unlock+0xee/0x1f0 [ 10.728503][ T187] ? console_flush_one_record+0x710/0x710 [ 10.728505][ T187] ? rcu_is_watching+0x16/0xd0 [ 10.728507][ T187] ? lock_acquire+0x60/0x160 [ 10.728511][ T187] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.728512][ T187] ? vprintk_emit+0x320/0x3e0 [ 10.728516][ T187] vprintk_emit+0x37c/0x3e0 [ 10.728519][ T187] ? wake_up_klogd_work_func+0x90/0x90 [ 10.728523][ T187] ? __lock_acquire+0x518/0xc20 [ 10.728526][ T187] _printk+0xc7/0x100 [ 10.728530][ T187] ? snapshot_read.cold+0x21/0x21 [ 10.728532][ T187] ? do_raw_spin_lock+0x131/0x280 [ 10.728535][ T187] ? __rwlock_init+0x150/0x150 [ 10.728539][ T187] ? do_raw_spin_lock+0x131/0x280 [ 10.728541][ T187] do_exit.cold+0x82/0x9c [ 10.728545][ T187] ? exit_notify+0x890/0x890 [ 10.728547][ T187] ? __lock_release.isra.0+0x69/0x1a0 [ 10.728549][ T187] ? rcu_is_watching+0x16/0xd0 [ 10.728553][ T187] do_group_exit+0xb8/0x370 [ 10.728556][ T187] __x64_sys_exit_group+0x3c/0x50 [ 10.728558][ T187] x64_sys_call+0x1567/0x1570 [ 10.728560][ T187] do_syscall_64+0xff/0x530 [ 10.728563][ T187] ? exc_page_fault+0xee/0x100 [ 10.728566][ T187] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.728569][ T187] RIP: 0033:0x7f44da7871b8 [ 10.728571][ T187] Code: Unable to access opcode bytes at 0x7f44da78718e. [ 10.728572][ T187] RSP: 002b:00007ffdc7419fc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.728575][ T187] RAX: ffffffffffffffda RBX: 00007f44da8b7f88 RCX: 00007f44da7871b8 [ 10.728576][ T187] RDX: 00007f44da4d1fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.728577][ T187] RBP: 00007ffdc741a020 R08: 0000000000000000 R09: 0000000000008010 [ 10.728578][ T187] R10: 00007ffdc7419de0 R11: 0000000000000246 R12: 0000000000000001 [ 10.728579][ T187] R13: 0000000000000000 R14: 00007f44da8b6680 R15: 00007f44da8b7fa0 [ 10.728585][ T187] [ 10.864236][ T193] ip (193) used greatest stack depth: 24112 bytes left [ 11.154445][ T208] ip (208) used greatest stack depth: 23936 bytes left [ 12.758507][ T274] 8021q: 802.1Q VLAN Support v1.8 [ 12.758526][ T274] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.758528][ T274] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 274, name: modprobe [ 12.758530][ T274] preempt_count: 1, expected: 0 [ 12.758531][ T274] RCU nest depth: 0, expected: 0 [ 12.758532][ T274] locks held by modprobe/274: 4, last CPU#1: [ 12.758535][ T274] #0: ffffffffa5769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.758547][ T274] #1: ffffffffa5769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.758551][ T274] #2: ffffffffa5689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.758556][ T274] #3: ffffffffa5689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.758560][ T274] irq event stamp: 23178 [ 12.758561][ T274] hardirqs last enabled at (23177): [] __down_trylock_console_sem+0x86/0xa0 [ 12.758564][ T274] hardirqs last disabled at (23178): [] console_emit_next_record+0x3d4/0x4c0 [ 12.758566][ T274] softirqs last enabled at (21298): [] handle_softirqs+0x67c/0x900 [ 12.758569][ T274] softirqs last disabled at (20791): [] __irq_exit_rcu+0x145/0x1c0 [ 12.758571][ T274] Preemption disabled at: [ 12.758572][ T274] [] vprintk_emit+0x31b/0x3e0 [ 12.758578][ T274] CPU: 1 UID: 0 PID: 274 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.758581][ T274] Tainted: [W]=WARN [ 12.758582][ T274] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.758584][ T274] Call Trace: [ 12.758585][ T274] [ 12.758587][ T274] dump_stack_lvl+0x6f/0xa0 [ 12.758593][ T274] ? vprintk_emit+0x31b/0x3e0 [ 12.758595][ T274] __might_resched.cold+0x1fe/0x2c1 [ 12.758600][ T274] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.758604][ T274] ? __kmalloc_noprof+0xdb/0x760 [ 12.758609][ T274] __kmalloc_noprof+0x443/0x760 [ 12.758612][ T274] ? alloc_buf.isra.0+0x4b/0x260 [ 12.758617][ T274] ? do_raw_spin_unlock+0x59/0x250 [ 12.758620][ T274] alloc_buf.isra.0+0x4b/0x260 [ 12.758623][ T274] put_chars+0x1e1/0x2f0 [ 12.758626][ T274] ? __send_to_port+0x420/0x420 [ 12.758627][ T274] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.758632][ T274] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.758635][ T274] ? validate_chain+0x38b/0xc20 [ 12.758639][ T274] hvc_console_print+0x292/0x780 [ 12.758642][ T274] ? __lock_acquire+0x518/0xc20 [ 12.758647][ T274] ? hvc_write+0x3a0/0x3a0 [ 12.758649][ T274] ? rcu_is_watching+0x16/0xd0 [ 12.758654][ T274] console_emit_next_record+0x22f/0x4c0 [ 12.758658][ T274] ? devkmsg_read+0x4b0/0x4b0 [ 12.758660][ T274] ? console_flush_one_record+0x106/0x710 [ 12.758663][ T274] ? rcu_is_watching+0x16/0xd0 [ 12.758665][ T274] ? lock_acquire+0x13c/0x160 [ 12.758669][ T274] console_flush_one_record+0x46f/0x710 [ 12.758673][ T274] ? console_emit_next_record+0x4c0/0x4c0 [ 12.758675][ T274] ? __lock_acquire+0x518/0xc20 [ 12.758680][ T274] console_unlock+0xee/0x1f0 [ 12.758683][ T274] ? console_flush_one_record+0x710/0x710 [ 12.758685][ T274] ? rcu_is_watching+0x16/0xd0 [ 12.758688][ T274] ? lock_acquire+0x60/0x160 [ 12.758691][ T274] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.758693][ T274] ? vprintk_emit+0x320/0x3e0 [ 12.758696][ T274] vprintk_emit+0x37c/0x3e0 [ 12.758700][ T274] ? wake_up_klogd_work_func+0x90/0x90 [ 12.758706][ T274] ? vlan_netlink_fini+0x960/0x960 [8021q] [ 12.758710][ T274] _printk+0xc7/0x100 [ 12.758714][ T274] ? snapshot_read.cold+0x21/0x21 [ 12.758720][ T274] ? do_one_initcall+0x113/0x4f0 [ 12.758723][ T274] vlan_proto_init+0x24/0x90 [8021q] [ 12.758726][ T274] do_one_initcall+0x124/0x4f0 [ 12.758729][ T274] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 12.758734][ T274] ? do_init_module+0xae/0x8a0 [ 12.758737][ T274] ? kasan_unpoison+0x44/0x70 [ 12.758741][ T274] do_init_module+0x2ad/0x8a0 [ 12.758745][ T274] ? lockdep_hardirqs_on+0x91/0x130 [ 12.758750][ T274] ? free_module+0x470/0x470 [ 12.758753][ T274] ? kfree+0x123/0x590 [ 12.758757][ T274] load_module+0x1424/0x1bb0 [ 12.758764][ T274] ? layout_and_allocate.isra.0+0x680/0x680 [ 12.758768][ T274] ? __ia32_sys_fsconfig+0x180/0x180 [ 12.758771][ T274] ? ovl_real_file+0x172/0x1e0 [ 12.758775][ T274] ? backing_file_read_iter+0x541/0x790 [ 12.758778][ T274] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.758782][ T274] init_module_from_file+0x11f/0x1a0 [ 12.758785][ T274] ? __do_sys_init_module+0x220/0x220 [ 12.758793][ T274] ? __rwlock_init+0x150/0x150 [ 12.758797][ T274] ? do_raw_spin_unlock+0x59/0x250 [ 12.758800][ T274] idempotent_init_module+0x37b/0x7c0 [ 12.758804][ T274] ? init_module_from_file+0x1a0/0x1a0 [ 12.758810][ T274] ? rcu_is_watching+0x16/0xd0 [ 12.758812][ T274] ? cap_capable+0x1d7/0x3d0 [ 12.758818][ T274] __x64_sys_finit_module+0xdf/0x190 [ 12.758820][ T274] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 12.758824][ T274] do_syscall_64+0xff/0x530 [ 12.758826][ T274] ? exc_page_fault+0xee/0x100 [ 12.758828][ T274] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.758830][ T274] RIP: 0033:0x7f269b60f37d [ 12.758834][ T274] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 [ 12.758835][ T274] RSP: 002b:00007ffdaa3d5d68 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 12.758838][ T274] RAX: ffffffffffffffda RBX: 000055bd7d1ff810 RCX: 00007f269b60f37d [ 12.758840][ T274] RDX: 0000000000000000 RSI: 000055bd797fbffd RDI: 0000000000000000 [ 12.758841][ T274] RBP: 00007ffdaa3d5e00 R08: 0000000000000000 R09: 0000000000000000 [ 12.758841][ T274] R10: 0000000000000000 R11: 0000000000000246 R12: 000055bd797fbffd [ 12.758842][ T274] R13: 000055bd7d1ff960 R14: 0000000000040000 R15: 0000000000000000 [ 12.758849][ T274] [ 12.908842][ T279] gre: GRE over IPv4 demultiplexer driver [ 12.941168][ T279] ip6_gre: GRE over IPv6 tunneling driver [ 19.696604][ T365] GACT probability NOT on [ 19.696621][ T365] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 19.696623][ T365] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 365, name: modprobe [ 19.696625][ T365] preempt_count: 1, expected: 0 [ 19.696626][ T365] RCU nest depth: 0, expected: 0 [ 19.696627][ T365] locks held by modprobe/365: 4, last CPU#0: [ 19.696629][ T365] #0: ffffffffa5769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 19.696642][ T365] #1: ffffffffa5769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 19.696647][ T365] #2: ffffffffa5689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 19.696653][ T365] #3: ffffffffa5689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 19.696658][ T365] irq event stamp: 16878 [ 19.696659][ T365] hardirqs last enabled at (16877): [] __down_trylock_console_sem+0x86/0xa0 [ 19.696661][ T365] hardirqs last disabled at (16878): [] console_emit_next_record+0x3d4/0x4c0 [ 19.696663][ T365] softirqs last enabled at (16170): [] handle_softirqs+0x67c/0x900 [ 19.696667][ T365] softirqs last disabled at (15343): [] __irq_exit_rcu+0x145/0x1c0 [ 19.696669][ T365] Preemption disabled at: [ 19.696670][ T365] [] vprintk_emit+0x31b/0x3e0 [ 19.696676][ T365] CPU: 0 UID: 0 PID: 365 Comm: modprobe Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 19.696680][ T365] Tainted: [W]=WARN [ 19.696681][ T365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.696683][ T365] Call Trace: [ 19.696685][ T365] [ 19.696686][ T365] dump_stack_lvl+0x6f/0xa0 [ 19.696692][ T365] ? vprintk_emit+0x31b/0x3e0 [ 19.696695][ T365] __might_resched.cold+0x1fe/0x2c1 [ 19.696699][ T365] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 19.696703][ T365] ? __kmalloc_noprof+0xdb/0x760 [ 19.696708][ T365] __kmalloc_noprof+0x443/0x760 [ 19.696711][ T365] ? alloc_buf.isra.0+0x4b/0x260 [ 19.696717][ T365] ? do_raw_spin_unlock+0x59/0x250 [ 19.696719][ T365] alloc_buf.isra.0+0x4b/0x260 [ 19.696722][ T365] put_chars+0x1e1/0x2f0 [ 19.696724][ T365] ? desc_read_finalized_seq+0x79/0x120 [ 19.696727][ T365] ? __send_to_port+0x420/0x420 [ 19.696729][ T365] ? rcu_read_lock_any_held+0x3c/0x90 [ 19.696733][ T365] ? validate_chain+0x38b/0xc20 [ 19.696737][ T365] hvc_console_print+0x292/0x780 [ 19.696740][ T365] ? __lock_acquire+0x518/0xc20 [ 19.696742][ T365] ? __lock_acquire+0x518/0xc20 [ 19.696746][ T365] ? hvc_write+0x3a0/0x3a0 [ 19.696748][ T365] ? console_emit_next_record+0x1df/0x4c0 [ 19.696751][ T365] ? rcu_is_watching+0x16/0xd0 [ 19.696754][ T365] ? lock_acquire+0x13c/0x160 [ 19.696758][ T365] console_emit_next_record+0x22f/0x4c0 [ 19.696762][ T365] ? devkmsg_read+0x4b0/0x4b0 [ 19.696764][ T365] ? console_flush_one_record+0x106/0x710 [ 19.696767][ T365] ? rcu_is_watching+0x16/0xd0 [ 19.696769][ T365] ? lock_acquire+0x13c/0x160 [ 19.696773][ T365] console_flush_one_record+0x46f/0x710 [ 19.696777][ T365] ? console_emit_next_record+0x4c0/0x4c0 [ 19.696779][ T365] ? __lock_acquire+0x518/0xc20 [ 19.696784][ T365] console_unlock+0xee/0x1f0 [ 19.696789][ T365] ? console_flush_one_record+0x710/0x710 [ 19.696791][ T365] ? rcu_is_watching+0x16/0xd0 [ 19.696794][ T365] ? lock_acquire+0x60/0x160 [ 19.696798][ T365] ? __down_trylock_console_sem+0x5e/0xa0 [ 19.696800][ T365] ? vprintk_emit+0x320/0x3e0 [ 19.696803][ T365] vprintk_emit+0x37c/0x3e0 [ 19.696807][ T365] ? wake_up_klogd_work_func+0x90/0x90 [ 19.696813][ T365] ? gre_exit+0x3f0/0x3f0 [gre] [ 19.696816][ T365] _printk+0xc7/0x100 [ 19.696820][ T365] ? snapshot_read.cold+0x21/0x21 [ 19.696826][ T365] ? do_one_initcall+0x113/0x4f0 [ 19.696829][ T365] gact_init_module+0x15/0x1000 [act_gact] [ 19.696832][ T365] do_one_initcall+0x124/0x4f0 [ 19.696835][ T365] ? trace_event_raw_event_initcall_level+0x280/0x280 [ 19.696839][ T365] ? do_init_module+0xae/0x8a0 [ 19.696843][ T365] ? kasan_unpoison+0x44/0x70 [ 19.696847][ T365] do_init_module+0x2ad/0x8a0 [ 19.696851][ T365] ? lockdep_hardirqs_on+0x91/0x130 [ 19.696855][ T365] ? free_module+0x470/0x470 [ 19.696859][ T365] ? kfree+0x123/0x590 [ 19.696863][ T365] load_module+0x1424/0x1bb0 [ 19.696870][ T365] ? layout_and_allocate.isra.0+0x680/0x680 [ 19.696874][ T365] ? __ia32_sys_fsconfig+0x180/0x180 [ 19.696877][ T365] ? find_held_lock+0x2b/0x80 [ 19.696880][ T365] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.696884][ T365] init_module_from_file+0x11f/0x1a0 [ 19.696887][ T365] ? __do_sys_init_module+0x220/0x220 [ 19.696895][ T365] ? __rwlock_init+0x150/0x150 [ 19.696899][ T365] ? do_raw_spin_unlock+0x59/0x250 [ 19.696902][ T365] idempotent_init_module+0x37b/0x7c0 [ 19.696906][ T365] ? init_module_from_file+0x1a0/0x1a0 [ 19.696912][ T365] ? rcu_is_watching+0x16/0xd0 [ 19.696914][ T365] ? cap_capable+0x1d7/0x3d0 [ 19.696921][ T365] __x64_sys_finit_module+0xdf/0x190 [ 19.696924][ T365] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 19.696929][ T365] do_syscall_64+0xff/0x530 [ 19.696932][ T365] ? exc_page_fault+0xee/0x100 [ 19.696935][ T365] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 19.696937][ T365] RIP: 0033:0x7f66f169837d [ 19.696940][ T365] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 [ 19.696942][ T365] RSP: 002b:00007ffc3e49bed8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 19.696945][ T365] RAX: ffffffffffffffda RBX: 0000557f9cfbc810 RCX: 00007f66f169837d [ 19.696947][ T365] RDX: 0000000000000000 RSI: 0000557f7f636ffd RDI: 0000000000000000 [ 19.696948][ T365] RBP: 00007ffc3e49bf70 R08: 0000000000000000 R09: 0000000000000000 [ 19.696949][ T365] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557f7f636ffd [ 19.696949][ T365] R13: 0000557f9cfbc960 R14: 0000000000040000 R15: 0000000000000000 [ 19.696956][ T365] [ 26.029190][ T572] tc (572) used greatest stack depth: 23704 bytes left [ 26.029210][ T572] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.029213][ T572] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 572, name: tc [ 26.029215][ T572] preempt_count: 2, expected: 0 [ 26.029217][ T572] RCU nest depth: 0, expected: 0 [ 26.029218][ T572] locks held by tc/572: 5, last CPU#2: [ 26.029221][ T572] #0: ffffffffa56027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 26.029237][ T572] #1: ffffffffa5769cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 26.029245][ T572] #2: ffffffffa5769d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 26.029251][ T572] #3: ffffffffa5689660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 26.029256][ T572] #4: ffffffffa5689560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 26.029263][ T572] irq event stamp: 21782 [ 26.029264][ T572] hardirqs last enabled at (21781): [] __down_trylock_console_sem+0x86/0xa0 [ 26.029267][ T572] hardirqs last disabled at (21782): [] console_emit_next_record+0x3d4/0x4c0 [ 26.029270][ T572] softirqs last enabled at (20392): [] handle_softirqs+0x67c/0x900 [ 26.029273][ T572] softirqs last disabled at (20383): [] __irq_exit_rcu+0x145/0x1c0 [ 26.029276][ T572] Preemption disabled at: [ 26.029277][ T572] [<0000000000000000>] 0x0 [ 26.029285][ T572] CPU: 2 UID: 0 PID: 572 Comm: tc Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.029289][ T572] Tainted: [W]=WARN [ 26.029290][ T572] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.029293][ T572] Call Trace: [ 26.029299][ T572] [ 26.029301][ T572] dump_stack_lvl+0x6f/0xa0 [ 26.029309][ T572] __might_resched.cold+0x1fe/0x2c1 [ 26.029316][ T572] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.029321][ T572] ? __kmalloc_noprof+0xdb/0x760 [ 26.029328][ T572] __kmalloc_noprof+0x443/0x760 [ 26.029332][ T572] ? alloc_buf.isra.0+0x4b/0x260 [ 26.029341][ T572] ? do_raw_spin_unlock+0x59/0x250 [ 26.029344][ T572] alloc_buf.isra.0+0x4b/0x260 [ 26.029349][ T572] put_chars+0x1e1/0x2f0 [ 26.029353][ T572] ? __send_to_port+0x420/0x420 [ 26.029355][ T572] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.029362][ T572] ? validate_chain+0x38b/0xc20 [ 26.029371][ T572] hvc_console_print+0x292/0x780 [ 26.029381][ T572] ? hvc_write+0x3a0/0x3a0 [ 26.029385][ T572] ? rcu_is_watching+0x16/0xd0 [ 26.029389][ T572] ? lock_acquire+0x13c/0x160 [ 26.029396][ T572] console_emit_next_record+0x22f/0x4c0 [ 26.029402][ T572] ? devkmsg_read+0x4b0/0x4b0 [ 26.029404][ T572] ? console_flush_one_record+0x106/0x710 [ 26.029410][ T572] ? rcu_is_watching+0x16/0xd0 [ 26.029413][ T572] ? lock_acquire+0x13c/0x160 [ 26.029420][ T572] console_flush_one_record+0x46f/0x710 [ 26.029427][ T572] ? console_emit_next_record+0x4c0/0x4c0 [ 26.029430][ T572] ? __lock_acquire+0x518/0xc20 [ 26.029439][ T572] console_unlock+0xee/0x1f0 [ 26.029443][ T572] ? console_flush_one_record+0x710/0x710 [ 26.029446][ T572] ? rcu_is_watching+0x16/0xd0 [ 26.029449][ T572] ? lock_acquire+0x60/0x160 [ 26.029456][ T572] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.029458][ T572] ? vprintk_emit+0x320/0x3e0 [ 26.029464][ T572] vprintk_emit+0x37c/0x3e0 [ 26.029470][ T572] ? wake_up_klogd_work_func+0x90/0x90 [ 26.029475][ T572] ? __lock_acquire+0x518/0xc20 [ 26.029482][ T572] _printk+0xc7/0x100 [ 26.029487][ T572] ? snapshot_read.cold+0x21/0x21 [ 26.029491][ T572] ? do_raw_spin_lock+0x131/0x280 [ 26.029495][ T572] ? __rwlock_init+0x150/0x150 [ 26.029502][ T572] ? do_raw_spin_lock+0x131/0x280 [ 26.029506][ T572] do_exit.cold+0x82/0x9c [ 26.029511][ T572] ? exit_notify+0x890/0x890 [ 26.029514][ T572] ? __lock_release.isra.0+0x69/0x1a0 [ 26.029519][ T572] ? rcu_is_watching+0x16/0xd0 [ 26.029526][ T572] do_group_exit+0xb8/0x370 [ 26.029530][ T572] __x64_sys_exit_group+0x3c/0x50 [ 26.029533][ T572] x64_sys_call+0x1567/0x1570 [ 26.029536][ T572] do_syscall_64+0xff/0x530 [ 26.029540][ T572] ? exc_page_fault+0xee/0x100 [ 26.029545][ T572] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.029548][ T572] RIP: 0033:0x7fab713be1b8 [ 26.029551][ T572] Code: Unable to access opcode bytes at 0x7fab713be18e. [ 26.029553][ T572] RSP: 002b:00007ffdf1ae57b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 26.029556][ T572] RAX: ffffffffffffffda RBX: 00007fab714eef88 RCX: 00007fab713be1b8 [ 26.029557][ T572] RDX: 00007fab71109588 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 26.029559][ T572] RBP: 00007ffdf1ae5810 R08: 0000000000000000 R09: 0000000000000000 [ 26.029561][ T572] R10: 00007ffdf1ae55b0 R11: 0000000000000246 R12: 0000000000000001 [ 26.029562][ T572] R13: 0000000000000000 R14: 00007fab714ed680 R15: 00007fab714eefa0 [ 26.029575][ T572]