[ 9.850404][ T196] ip (196) used greatest stack depth: 24272 bytes left [ 9.850421][ T196] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 9.850423][ T196] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 196, name: ip [ 9.850424][ T196] preempt_count: 2, expected: 0 [ 9.850425][ T196] RCU nest depth: 0, expected: 0 [ 9.850426][ T196] locks held by ip/196: 5, last CPU#1: [ 9.850428][ T196] #0: ffffffff8f4267b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 9.850440][ T196] #1: ffffffff8f58dcc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 9.850446][ T196] #2: ffffffff8f58dd38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 9.850451][ T196] #3: ffffffff8f4ad660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 9.850454][ T196] #4: ffffffff8f4ad560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 9.850458][ T196] irq event stamp: 26088 [ 9.850459][ T196] hardirqs last enabled at (26087): [] __down_trylock_console_sem+0x86/0xa0 [ 9.850461][ T196] hardirqs last disabled at (26088): [] console_emit_next_record+0x3d4/0x4c0 [ 9.850462][ T196] softirqs last enabled at (24528): [] netlink_release+0x17b/0xcf0 [ 9.850467][ T196] softirqs last disabled at (24526): [] netlink_release+0xd2/0xcf0 [ 9.850469][ T196] Preemption disabled at: [ 9.850470][ T196] [<0000000000000000>] 0x0 [ 9.850477][ T196] CPU: 1 UID: 0 PID: 196 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 9.850481][ T196] Tainted: [W]=WARN [ 9.850482][ T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.850483][ T196] Call Trace: [ 9.850485][ T196] [ 9.850486][ T196] dump_stack_lvl+0x6f/0xa0 [ 9.850493][ T196] __might_resched.cold+0x1fe/0x2c1 [ 9.850497][ T196] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 9.850501][ T196] ? __kmalloc_noprof+0xdb/0x760 [ 9.850506][ T196] __kmalloc_noprof+0x443/0x760 [ 9.850508][ T196] ? alloc_buf.isra.0+0x4b/0x260 [ 9.850514][ T196] ? do_raw_spin_unlock+0x59/0x250 [ 9.850517][ T196] alloc_buf.isra.0+0x4b/0x260 [ 9.850520][ T196] put_chars+0x1e1/0x2f0 [ 9.850523][ T196] ? __send_to_port+0x420/0x420 [ 9.850525][ T196] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 9.850530][ T196] ? validate_chain+0x38b/0xc20 [ 9.850535][ T196] hvc_console_print+0x292/0x780 [ 9.850542][ T196] ? hvc_write+0x3a0/0x3a0 [ 9.850545][ T196] ? rcu_is_watching+0x16/0xd0 [ 9.850547][ T196] ? lock_acquire+0x13c/0x160 [ 9.850550][ T196] console_emit_next_record+0x22f/0x4c0 [ 9.850554][ T196] ? devkmsg_read+0x4b0/0x4b0 [ 9.850556][ T196] ? console_flush_one_record+0x106/0x710 [ 9.850559][ T196] ? rcu_is_watching+0x16/0xd0 [ 9.850561][ T196] ? lock_acquire+0x13c/0x160 [ 9.850564][ T196] console_flush_one_record+0x46f/0x710 [ 9.850568][ T196] ? console_emit_next_record+0x4c0/0x4c0 [ 9.850570][ T196] ? __lock_acquire+0x518/0xc20 [ 9.850575][ T196] console_unlock+0xee/0x1f0 [ 9.850577][ T196] ? console_flush_one_record+0x710/0x710 [ 9.850579][ T196] ? rcu_is_watching+0x16/0xd0 [ 9.850581][ T196] ? lock_acquire+0x60/0x160 [ 9.850584][ T196] ? __down_trylock_console_sem+0x5e/0xa0 [ 9.850586][ T196] ? vprintk_emit+0x320/0x3e0 [ 9.850589][ T196] vprintk_emit+0x37c/0x3e0 [ 9.850592][ T196] ? wake_up_klogd_work_func+0x90/0x90 [ 9.850595][ T196] ? __lock_acquire+0x518/0xc20 [ 9.850599][ T196] _printk+0xc7/0x100 [ 9.850602][ T196] ? snapshot_read.cold+0x21/0x21 [ 9.850605][ T196] ? do_raw_spin_lock+0x131/0x280 [ 9.850607][ T196] ? __rwlock_init+0x150/0x150 [ 9.850611][ T196] ? do_raw_spin_lock+0x131/0x280 [ 9.850613][ T196] do_exit.cold+0x82/0x9c [ 9.850617][ T196] ? exit_notify+0x890/0x890 [ 9.850619][ T196] ? __lock_release.isra.0+0x69/0x1a0 [ 9.850621][ T196] ? rcu_is_watching+0x16/0xd0 [ 9.850625][ T196] do_group_exit+0xb8/0x370 [ 9.850628][ T196] __x64_sys_exit_group+0x3c/0x50 [ 9.850630][ T196] x64_sys_call+0x1567/0x1570 [ 9.850632][ T196] do_syscall_64+0xff/0x530 [ 9.850636][ T196] ? exc_page_fault+0xee/0x100 [ 9.850639][ T196] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9.850641][ T196] RIP: 0033:0x7fc5ae2f11b8 [ 9.850644][ T196] Code: Unable to access opcode bytes at 0x7fc5ae2f118e. [ 9.850645][ T196] RSP: 002b:00007ffca2d21468 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.850647][ T196] RAX: ffffffffffffffda RBX: 00007fc5ae421f88 RCX: 00007fc5ae2f11b8 [ 9.850648][ T196] RDX: 00007fc5ae03bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.850649][ T196] RBP: 00007ffca2d214c0 R08: 0000000000000000 R09: 0000000000000050 [ 9.850650][ T196] R10: 00007ffca2d21280 R11: 0000000000000246 R12: 0000000000000001 [ 9.850651][ T196] R13: 0000000000000000 R14: 00007fc5ae420680 R15: 00007fc5ae421fa0 [ 9.850658][ T196] [ 10.335139][ T208] ip (208) used greatest stack depth: 24192 bytes left [ 19.103438][ T501] mptcp_connect (501) used greatest stack depth: 23824 bytes left [ 19.103457][ T501] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 19.103459][ T501] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 501, name: mptcp_connect [ 19.103461][ T501] preempt_count: 2, expected: 0 [ 19.103462][ T501] RCU nest depth: 0, expected: 0 [ 19.103463][ T501] locks held by mptcp_connect/501: 5, last CPU#1: [ 19.103465][ T501] #0: ffffffff8f4267b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 19.103478][ T501] #1: ffffffff8f58dcc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 19.103483][ T501] #2: ffffffff8f58dd38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 19.103487][ T501] #3: ffffffff8f4ad660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 19.103491][ T501] #4: ffffffff8f4ad560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 19.103495][ T501] irq event stamp: 76024 [ 19.103495][ T501] hardirqs last enabled at (76023): [] __down_trylock_console_sem+0x86/0xa0 [ 19.103498][ T501] hardirqs last disabled at (76024): [] console_emit_next_record+0x3d4/0x4c0 [ 19.103499][ T501] softirqs last enabled at (75746): [] handle_softirqs+0x67c/0x900 [ 19.103501][ T501] softirqs last disabled at (75741): [] __irq_exit_rcu+0x145/0x1c0 [ 19.103504][ T501] Preemption disabled at: [ 19.103504][ T501] [<0000000000000000>] 0x0 [ 19.103511][ T501] CPU: 1 UID: 0 PID: 501 Comm: mptcp_connect Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 19.103514][ T501] Tainted: [W]=WARN [ 19.103515][ T501] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.103517][ T501] Call Trace: [ 19.103518][ T501] [ 19.103520][ T501] dump_stack_lvl+0x6f/0xa0 [ 19.103526][ T501] __might_resched.cold+0x1fe/0x2c1 [ 19.103530][ T501] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 19.103534][ T501] ? __kmalloc_noprof+0xdb/0x760 [ 19.103539][ T501] __kmalloc_noprof+0x443/0x760 [ 19.103541][ T501] ? alloc_buf.isra.0+0x4b/0x260 [ 19.103548][ T501] ? do_raw_spin_unlock+0x59/0x250 [ 19.103550][ T501] alloc_buf.isra.0+0x4b/0x260 [ 19.103554][ T501] put_chars+0x1e1/0x2f0 [ 19.103557][ T501] ? __send_to_port+0x420/0x420 [ 19.103559][ T501] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 19.103563][ T501] ? validate_chain+0x38b/0xc20 [ 19.103569][ T501] hvc_console_print+0x292/0x780 [ 19.103576][ T501] ? hvc_write+0x3a0/0x3a0 [ 19.103579][ T501] ? rcu_is_watching+0x16/0xd0 [ 19.103581][ T501] ? lock_acquire+0x13c/0x160 [ 19.103585][ T501] console_emit_next_record+0x22f/0x4c0 [ 19.103588][ T501] ? devkmsg_read+0x4b0/0x4b0 [ 19.103590][ T501] ? console_flush_one_record+0x106/0x710 [ 19.103593][ T501] ? rcu_is_watching+0x16/0xd0 [ 19.103595][ T501] ? lock_acquire+0x13c/0x160 [ 19.103599][ T501] console_flush_one_record+0x46f/0x710 [ 19.103603][ T501] ? console_emit_next_record+0x4c0/0x4c0 [ 19.103604][ T501] ? __lock_acquire+0x518/0xc20 [ 19.103609][ T501] console_unlock+0xee/0x1f0 [ 19.103612][ T501] ? console_flush_one_record+0x710/0x710 [ 19.103613][ T501] ? rcu_is_watching+0x16/0xd0 [ 19.103615][ T501] ? lock_acquire+0x60/0x160 [ 19.103619][ T501] ? __down_trylock_console_sem+0x5e/0xa0 [ 19.103620][ T501] ? vprintk_emit+0x320/0x3e0 [ 19.103623][ T501] vprintk_emit+0x37c/0x3e0 [ 19.103627][ T501] ? wake_up_klogd_work_func+0x90/0x90 [ 19.103630][ T501] ? __lock_acquire+0x518/0xc20 [ 19.103633][ T501] _printk+0xc7/0x100 [ 19.103638][ T501] ? snapshot_read.cold+0x21/0x21 [ 19.103640][ T501] ? do_raw_spin_lock+0x131/0x280 [ 19.103643][ T501] ? __rwlock_init+0x150/0x150 [ 19.103646][ T501] ? do_raw_spin_lock+0x131/0x280 [ 19.103649][ T501] do_exit.cold+0x82/0x9c [ 19.103653][ T501] ? exit_notify+0x890/0x890 [ 19.103654][ T501] ? __lock_release.isra.0+0x69/0x1a0 [ 19.103657][ T501] ? rcu_is_watching+0x16/0xd0 [ 19.103661][ T501] do_group_exit+0xb8/0x370 [ 19.103664][ T501] __x64_sys_exit_group+0x3c/0x50 [ 19.103666][ T501] x64_sys_call+0x1567/0x1570 [ 19.103668][ T501] do_syscall_64+0xff/0x530 [ 19.103672][ T501] ? exc_page_fault+0xee/0x100 [ 19.103675][ T501] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 19.103677][ T501] RIP: 0033:0x7f885637d1b8 [ 19.103679][ T501] Code: Unable to access opcode bytes at 0x7f885637d18e. [ 19.103681][ T501] RSP: 002b:00007ffcc9736f48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 19.103683][ T501] RAX: ffffffffffffffda RBX: 00007f88564adf88 RCX: 00007f885637d1b8 [ 19.103685][ T501] RDX: 00007f88562baa48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 19.103685][ T501] RBP: 00007ffcc9736fa0 R08: 0000000000000000 R09: 0000000000000000 [ 19.103686][ T501] R10: 00007ffcc9736de0 R11: 0000000000000246 R12: 0000000000000001 [ 19.103687][ T501] R13: 0000000000000000 R14: 00007f88564ac680 R15: 00007f88564adfa0 [ 19.103694][ T501] [ 27.166410][ T825] mptcp_connect (825) used greatest stack depth: 23680 bytes left [ 27.166429][ T825] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.166431][ T825] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 825, name: mptcp_connect [ 27.166433][ T825] preempt_count: 2, expected: 0 [ 27.166434][ T825] RCU nest depth: 0, expected: 0 [ 27.166435][ T825] locks held by mptcp_connect/825: 5, last CPU#3: [ 27.166437][ T825] #0: ffffffff8f4267b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 27.166450][ T825] #1: ffffffff8f58dcc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 27.166455][ T825] #2: ffffffff8f58dd38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 27.166459][ T825] #3: ffffffff8f4ad660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 27.166462][ T825] #4: ffffffff8f4ad560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 27.166466][ T825] irq event stamp: 562912 [ 27.166467][ T825] hardirqs last enabled at (562911): [] __down_trylock_console_sem+0x86/0xa0 [ 27.166470][ T825] hardirqs last disabled at (562912): [] console_emit_next_record+0x3d4/0x4c0 [ 27.166471][ T825] softirqs last enabled at (562618): [] handle_softirqs+0x67c/0x900 [ 27.166473][ T825] softirqs last disabled at (562609): [] __irq_exit_rcu+0x145/0x1c0 [ 27.166475][ T825] Preemption disabled at: [ 27.166476][ T825] [<0000000000000000>] 0x0 [ 27.166482][ T825] CPU: 3 UID: 0 PID: 825 Comm: mptcp_connect Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.166486][ T825] Tainted: [W]=WARN [ 27.166487][ T825] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.166488][ T825] Call Trace: [ 27.166490][ T825] [ 27.166491][ T825] dump_stack_lvl+0x6f/0xa0 [ 27.166497][ T825] __might_resched.cold+0x1fe/0x2c1 [ 27.166501][ T825] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.166505][ T825] ? __kmalloc_noprof+0xdb/0x760 [ 27.166510][ T825] __kmalloc_noprof+0x443/0x760 [ 27.166512][ T825] ? alloc_buf.isra.0+0x4b/0x260 [ 27.166518][ T825] ? do_raw_spin_unlock+0x59/0x250 [ 27.166521][ T825] alloc_buf.isra.0+0x4b/0x260 [ 27.166525][ T825] put_chars+0x1e1/0x2f0 [ 27.166528][ T825] ? __send_to_port+0x420/0x420 [ 27.166530][ T825] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.166534][ T825] ? validate_chain+0x38b/0xc20 [ 27.166539][ T825] hvc_console_print+0x292/0x780 [ 27.166546][ T825] ? hvc_write+0x3a0/0x3a0 [ 27.166549][ T825] ? rcu_is_watching+0x16/0xd0 [ 27.166551][ T825] ? lock_acquire+0x13c/0x160 [ 27.166555][ T825] console_emit_next_record+0x22f/0x4c0 [ 27.166558][ T825] ? devkmsg_read+0x4b0/0x4b0 [ 27.166560][ T825] ? console_flush_one_record+0x106/0x710 [ 27.166563][ T825] ? rcu_is_watching+0x16/0xd0 [ 27.166565][ T825] ? lock_acquire+0x13c/0x160 [ 27.166569][ T825] console_flush_one_record+0x46f/0x710 [ 27.166573][ T825] ? console_emit_next_record+0x4c0/0x4c0 [ 27.166574][ T825] ? __lock_acquire+0x518/0xc20 [ 27.166579][ T825] console_unlock+0xee/0x1f0 [ 27.166582][ T825] ? console_flush_one_record+0x710/0x710 [ 27.166583][ T825] ? rcu_is_watching+0x16/0xd0 [ 27.166585][ T825] ? lock_acquire+0x60/0x160 [ 27.166589][ T825] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.166590][ T825] ? vprintk_emit+0x320/0x3e0 [ 27.166593][ T825] vprintk_emit+0x37c/0x3e0 [ 27.166597][ T825] ? wake_up_klogd_work_func+0x90/0x90 [ 27.166600][ T825] ? __lock_acquire+0x518/0xc20 [ 27.166603][ T825] _printk+0xc7/0x100 [ 27.166607][ T825] ? snapshot_read.cold+0x21/0x21 [ 27.166609][ T825] ? do_raw_spin_lock+0x131/0x280 [ 27.166612][ T825] ? __rwlock_init+0x150/0x150 [ 27.166615][ T825] ? do_raw_spin_lock+0x131/0x280 [ 27.166618][ T825] do_exit.cold+0x82/0x9c [ 27.166621][ T825] ? exit_notify+0x890/0x890 [ 27.166623][ T825] ? __lock_release.isra.0+0x69/0x1a0 [ 27.166626][ T825] ? rcu_is_watching+0x16/0xd0 [ 27.166630][ T825] do_group_exit+0xb8/0x370 [ 27.166633][ T825] __x64_sys_exit_group+0x3c/0x50 [ 27.166635][ T825] x64_sys_call+0x1567/0x1570 [ 27.166637][ T825] do_syscall_64+0xff/0x530 [ 27.166640][ T825] ? exc_page_fault+0xee/0x100 [ 27.166644][ T825] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.166646][ T825] RIP: 0033:0x7f7d528ae1b8 [ 27.166648][ T825] Code: Unable to access opcode bytes at 0x7f7d528ae18e. [ 27.166650][ T825] RSP: 002b:00007fff97f570c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 27.166652][ T825] RAX: ffffffffffffffda RBX: 00007f7d529def88 RCX: 00007f7d528ae1b8 [ 27.166653][ T825] RDX: 00007f7d527eba48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 27.166654][ T825] RBP: 00007fff97f57120 R08: 0000000000000000 R09: 0000000000000000 [ 27.166655][ T825] R10: 00007fff97f56f60 R11: 0000000000000246 R12: 0000000000000001 [ 27.166656][ T825] R13: 0000000000000000 R14: 00007f7d529dd680 R15: 00007f7d529defa0 [ 27.166662][ T825] [ 43.430298][ C0] clocksource: Watchdog remote CPU 1 read timed out [ 43.430449][ C0] [ 43.430451][ C0] ======================================================== [ 43.430452][ C0] WARNING: possible irq lock inversion dependency detected [ 43.430454][ C0] 7.2.0-virtme #1 Tainted: G W [ 43.430456][ C0] -------------------------------------------------------- [ 43.430456][ C0] swapper/0/0 just changed the state of lock: [ 43.430458][ C0] ffffffff8f4ad660 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 43.430470][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 43.430472][ C0] (fs_reclaim){+.+.}-{0:0} [ 43.430474][ C0] [ 43.430474][ C0] [ 43.430474][ C0] and interrupts could create inverse lock ordering between them. [ 43.430474][ C0] [ 43.430474][ C0] [ 43.430474][ C0] other info that might help us debug this: [ 43.430475][ C0] Possible interrupt unsafe locking scenario: [ 43.430475][ C0] [ 43.430475][ C0] CPU0 CPU1 [ 43.430476][ C0] ---- ---- [ 43.430476][ C0] lock(fs_reclaim); [ 43.430477][ C0] local_irq_disable(); [ 43.430478][ C0] lock(console_owner); [ 43.430479][ C0] lock(fs_reclaim); [ 43.430480][ C0] [ 43.430480][ C0] lock(console_owner); [ 43.430481][ C0] [ 43.430481][ C0] *** DEADLOCK *** [ 43.430481][ C0] [ 43.430481][ C0] locks held by swapper/0/0: 4, last CPU#0: [ 43.430483][ C0] #0: ffa0000000007c90 ((&watchdog_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 43.430488][ C0] #1: ffffffff8f5f28b8 (watchdog_lock){+.-.}-{3:3}, at: clocksource_watchdog+0x15/0x30 [ 43.430498][ C0] #2: ffffffff8f58dcc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 43.430501][ C0] #3: ffffffff8f58dd38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 43.430505][ C0] [ 43.430505][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 43.430509][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 43.430511][ C0] HARDIRQ-ON-W at: [ 43.430513][ C0] __lock_acquire+0x388/0xc20 [ 43.430516][ C0] lock_acquire.part.0+0xd4/0x280 [ 43.430517][ C0] fs_reclaim_acquire+0xd5/0x120 [ 43.430521][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 43.430523][ C0] kthread_create_worker_on_node+0xea/0x210 [ 43.430526][ C0] workqueue_init+0x2a/0x680 [ 43.430529][ C0] kernel_init_freeable+0x2fe/0x630 [ 43.430532][ C0] kernel_init+0x21/0x150 [ 43.430536][ C0] ret_from_fork+0x474/0x6b0 [ 43.430539][ C0] ret_from_fork_asm+0x11/0x20 [ 43.430542][ C0] SOFTIRQ-ON-W at: [ 43.430543][ C0] __lock_acquire+0x388/0xc20 [ 43.430544][ C0] lock_acquire.part.0+0xd4/0x280 [ 43.430545][ C0] fs_reclaim_acquire+0xd5/0x120 [ 43.430547][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 43.430548][ C0] kthread_create_worker_on_node+0xea/0x210 [ 43.430549][ C0] workqueue_init+0x2a/0x680 [ 43.430550][ C0] kernel_init_freeable+0x2fe/0x630 [ 43.430551][ C0] kernel_init+0x21/0x150 [ 43.430553][ C0] ret_from_fork+0x474/0x6b0 [ 43.430555][ C0] ret_from_fork_asm+0x11/0x20 [ 43.430556][ C0] INITIAL USE at: [ 43.430556][ C0] __lock_acquire+0x388/0xc20 [ 43.430558][ C0] lock_acquire.part.0+0xd4/0x280 [ 43.430559][ C0] fs_reclaim_acquire+0xd5/0x120 [ 43.430560][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 43.430562][ C0] kthread_create_worker_on_node+0xea/0x210 [ 43.430563][ C0] workqueue_init+0x2a/0x680 [ 43.430564][ C0] kernel_init_freeable+0x2fe/0x630 [ 43.430565][ C0] kernel_init+0x21/0x150 [ 43.430567][ C0] ret_from_fork+0x474/0x6b0 [ 43.430568][ C0] ret_from_fork_asm+0x11/0x20 [ 43.430569][ C0] } [ 43.430570][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 43.430573][ C0] ... acquired at: [ 43.430574][ C0] __lock_acquire+0x518/0xc20 [ 43.430575][ C0] lock_acquire.part.0+0xd4/0x280 [ 43.430577][ C0] fs_reclaim_acquire+0xd5/0x120 [ 43.430578][ C0] __kmalloc_noprof+0xd3/0x760 [ 43.430579][ C0] alloc_buf.isra.0+0x4b/0x260 [ 43.430583][ C0] put_chars+0x1e1/0x2f0 [ 43.430584][ C0] hvc_console_print+0x292/0x780 [ 43.430587][ C0] console_emit_next_record+0x22f/0x4c0 [ 43.430589][ C0] console_flush_one_record+0x46f/0x710 [ 43.430590][ C0] console_unlock+0xee/0x1f0 [ 43.430592][ C0] vprintk_emit+0x37c/0x3e0 [ 43.430593][ C0] _printk+0xc7/0x100 [ 43.430596][ C0] dm_interface_init+0x50/0x60 [ 43.430598][ C0] dm_init+0x51/0xd0 [ 43.430599][ C0] do_one_initcall+0x124/0x4f0 [ 43.430600][ C0] kernel_init_freeable+0x596/0x630 [ 43.430601][ C0] kernel_init+0x21/0x150 [ 43.430602][ C0] ret_from_fork+0x474/0x6b0 [ 43.430604][ C0] ret_from_fork_asm+0x11/0x20 [ 43.430605][ C0] [ 43.430605][ C0] -> (console_owner){..-.}-{0:0} { [ 43.430607][ C0] IN-SOFTIRQ-W at: [ 43.430608][ C0] __lock_acquire+0x388/0xc20 [ 43.430609][ C0] lock_acquire.part.0+0xd4/0x280 [ 43.430610][ C0] console_lock_spinning_enable+0x5c/0x60 [ 43.430612][ C0] console_emit_next_record+0x1d1/0x4c0 [ 43.430613][ C0] console_flush_one_record+0x46f/0x710 [ 43.430614][ C0] console_unlock+0xee/0x1f0 [ 43.430616][ C0] vprintk_emit+0x37c/0x3e0 [ 43.430617][ C0] _printk+0xc7/0x100 [ 43.430618][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 43.430621][ C0] call_timer_fn+0x160/0x4d0 [ 43.430622][ C0] __run_timers+0x68f/0xaa0 [ 43.430624][ C0] run_timer_softirq+0xf0/0x160 [ 43.430625][ C0] handle_softirqs+0x1d3/0x900 [ 43.430627][ C0] __irq_exit_rcu+0x145/0x1c0 [ 43.430628][ C0] irq_exit_rcu+0xe/0x30 [ 43.430629][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 43.430631][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 43.430633][ C0] pv_native_safe_halt+0xf/0x10 [ 43.430635][ C0] default_idle+0x9/0x10 [ 43.430636][ C0] default_idle_call+0x6e/0xb0 [ 43.430638][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 43.430640][ C0] do_idle+0xd8/0x190 [ 43.430641][ C0] cpu_startup_entry+0x53/0x70 [ 43.430642][ C0] rest_init+0x279/0x280 [ 43.430643][ C0] start_kernel+0x3af/0x3b0 [ 43.430645][ C0] x86_64_start_reservations+0x24/0x30 [ 43.430647][ C0] x86_64_start_kernel+0x12b/0x130 [ 43.430648][ C0] common_startup_64+0x13e/0x148 [ 43.430650][ C0] INITIAL USE at: [ 43.430651][ C0] } [ 43.430652][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 43.430654][ C0] ... acquired at: [ 43.430655][ C0] mark_lock+0x1d7/0xa00 [ 43.430656][ C0] mark_usage+0x42/0x170 [ 43.430658][ C0] __lock_acquire+0x388/0xc20 [ 43.430659][ C0] lock_acquire.part.0+0xd4/0x280 [ 43.430660][ C0] console_lock_spinning_enable+0x5c/0x60 [ 43.430661][ C0] console_emit_next_record+0x1d1/0x4c0 [ 43.430662][ C0] console_flush_one_record+0x46f/0x710 [ 43.430664][ C0] console_unlock+0xee/0x1f0 [ 43.430665][ C0] vprintk_emit+0x37c/0x3e0 [ 43.430666][ C0] _printk+0xc7/0x100 [ 43.430668][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 43.430669][ C0] call_timer_fn+0x160/0x4d0 [ 43.430670][ C0] __run_timers+0x68f/0xaa0 [ 43.430671][ C0] run_timer_softirq+0xf0/0x160 [ 43.430673][ C0] handle_softirqs+0x1d3/0x900 [ 43.430674][ C0] __irq_exit_rcu+0x145/0x1c0 [ 43.430675][ C0] irq_exit_rcu+0xe/0x30 [ 43.430676][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 43.430677][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 43.430678][ C0] pv_native_safe_halt+0xf/0x10 [ 43.430680][ C0] default_idle+0x9/0x10 [ 43.430681][ C0] default_idle_call+0x6e/0xb0 [ 43.430683][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 43.430684][ C0] do_idle+0xd8/0x190 [ 43.430685][ C0] cpu_startup_entry+0x53/0x70 [ 43.430686][ C0] rest_init+0x279/0x280 [ 43.430687][ C0] start_kernel+0x3af/0x3b0 [ 43.430688][ C0] x86_64_start_reservations+0x24/0x30 [ 43.430690][ C0] x86_64_start_kernel+0x12b/0x130 [ 43.430691][ C0] common_startup_64+0x13e/0x148 [ 43.430692][ C0] [ 43.430692][ C0] [ 43.430692][ C0] stack backtrace: [ 43.430695][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 43.430698][ C0] Tainted: [W]=WARN [ 43.430699][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.430701][ C0] Call Trace: [ 43.430702][ C0] [ 43.430703][ C0] dump_stack_lvl+0x6f/0xa0 [ 43.430707][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 43.430709][ C0] mark_lock_irq+0x989/0x9c0 [ 43.430711][ C0] ? add_lock_to_list+0x2c/0x1a0 [ 43.430713][ C0] mark_lock+0x1d7/0xa00 [ 43.430715][ C0] mark_usage+0x42/0x170 [ 43.430716][ C0] __lock_acquire+0x388/0xc20 [ 43.430719][ C0] lock_acquire.part.0+0xd4/0x280 [ 43.430720][ C0] ? console_lock_spinning_enable+0x40/0x60 [ 43.430722][ C0] ? rcu_is_watching+0x16/0xd0 [ 43.430725][ C0] ? lock_acquire+0x13c/0x160 [ 43.430727][ C0] console_lock_spinning_enable+0x5c/0x60 [ 43.430728][ C0] ? console_lock_spinning_enable+0x40/0x60 [ 43.430730][ C0] console_emit_next_record+0x1d1/0x4c0 [ 43.430732][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 43.430733][ C0] ? console_flush_one_record+0x106/0x710 [ 43.430735][ C0] ? rcu_is_watching+0x16/0xd0 [ 43.430737][ C0] ? lock_acquire+0x13c/0x160 [ 43.430738][ C0] console_flush_one_record+0x46f/0x710 [ 43.430741][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 43.430742][ C0] ? __lock_acquire+0x518/0xc20 [ 43.430744][ C0] console_unlock+0xee/0x1f0 [ 43.430746][ C0] ? console_flush_one_record+0x710/0x710 [ 43.430747][ C0] ? rcu_is_watching+0x16/0xd0 [ 43.430749][ C0] ? lock_acquire+0x60/0x160 [ 43.430751][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 43.430752][ C0] ? vprintk_emit+0x320/0x3e0 [ 43.430754][ C0] vprintk_emit+0x37c/0x3e0 [ 43.430756][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 43.430758][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 43.430760][ C0] _printk+0xc7/0x100 [ 43.430762][ C0] ? snapshot_read.cold+0x21/0x21 [ 43.430763][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 43.430765][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 43.430767][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 43.430769][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 43.430770][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 43.430771][ C0] call_timer_fn+0x160/0x4d0 [ 43.430773][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 43.430775][ C0] ? debug_object_active_state+0x430/0x430 [ 43.430778][ C0] ? find_held_lock+0x2b/0x80 [ 43.430780][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 43.430782][ C0] ? rcu_is_watching+0x16/0xd0 [ 43.430784][ C0] __run_timers+0x68f/0xaa0 [ 43.430785][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 43.430787][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 43.430789][ C0] ? __lock_acquire+0x518/0xc20 [ 43.430792][ C0] ? __rwlock_init+0x150/0x150 [ 43.430794][ C0] run_timer_softirq+0xf0/0x160 [ 43.430796][ C0] ? __run_timers+0xaa0/0xaa0 [ 43.430798][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 43.430801][ C0] ? rcu_is_watching+0x16/0xd0 [ 43.430803][ C0] handle_softirqs+0x1d3/0x900 [ 43.430804][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 43.430806][ C0] ? _local_bh_enable+0xc0/0xc0 [ 43.430807][ C0] __irq_exit_rcu+0x145/0x1c0 [ 43.430809][ C0] irq_exit_rcu+0xe/0x30 [ 43.430810][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 43.430812][ C0] [ 43.430812][ C0] [ 43.430813][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 43.430814][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 43.430816][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 43.430819][ C0] Code: 48 8b 3d 94 a2 10 02 e8 1f 00 00 00 48 2b 05 58 f3 ab 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 d6 25 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 43.430821][ C0] RSP: 0018:ffffffff8f207cf8 EFLAGS: 00000296 [ 43.430823][ C0] RAX: 0000000000262d29 RBX: ffffffff8f240600 RCX: ffffffff8c0f3307 [ 43.430825][ C0] RDX: ffffffff8f240600 RSI: ffffffff8f057571 RDI: ffffffff8ea8d8e0 [ 43.430825][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 43.430826][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1e40fa2 [ 43.430827][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 43.430829][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 43.430831][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 43.430832][ C0] default_idle+0x9/0x10 [ 43.430834][ C0] default_idle_call+0x6e/0xb0 [ 43.430836][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 43.430837][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 43.430839][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 43.430842][ C0] ? rcu_is_watching+0x16/0xd0 [ 43.430844][ C0] do_idle+0xd8/0x190 [ 43.430845][ C0] cpu_startup_entry+0x53/0x70 [ 43.430846][ C0] rest_init+0x279/0x280 [ 43.430848][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 43.430851][ C0] ? rest_init+0x280/0x280 [ 43.430853][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 43.430857][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 43.430859][ C0] ? acpi_enable+0x1e4/0x330 [ 43.430861][ C0] start_kernel+0x3af/0x3b0 [ 43.430862][ C0] x86_64_start_reservations+0x24/0x30 [ 43.430864][ C0] x86_64_start_kernel+0x12b/0x130 [ 43.430866][ C0] common_startup_64+0x13e/0x148 [ 43.430869][ C0] [ 43.430873][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 43.430875][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 43.430877][ C0] preempt_count: 103, expected: 0 [ 43.430877][ C0] RCU nest depth: 0, expected: 0 [ 43.430878][ C0] INFO: lockdep is turned off. [ 43.430879][ C0] irq event stamp: 2501945 [ 43.430879][ C0] hardirqs last enabled at (2501944): [] __down_trylock_console_sem+0x86/0xa0 [ 43.430881][ C0] hardirqs last disabled at (2501945): [] console_emit_next_record+0x3d4/0x4c0 [ 43.430883][ C0] softirqs last enabled at (2501924): [] handle_softirqs+0x67c/0x900 [ 43.430884][ C0] softirqs last disabled at (2501931): [] __irq_exit_rcu+0x145/0x1c0 [ 43.430886][ C0] Preemption disabled at: [ 43.430886][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 43.430889][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 43.430891][ C0] Tainted: [W]=WARN [ 43.430892][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.430892][ C0] Call Trace: [ 43.430893][ C0] [ 43.430893][ C0] dump_stack_lvl+0x6f/0xa0 [ 43.430895][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 43.430897][ C0] __might_resched.cold+0x1fe/0x2c1 [ 43.430900][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 43.430903][ C0] ? rcu_is_watching+0x16/0xd0 [ 43.430905][ C0] __kmalloc_noprof+0x443/0x760 [ 43.430907][ C0] ? __rwlock_init+0x150/0x150 [ 43.430908][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 43.430910][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 43.430912][ C0] alloc_buf.isra.0+0x4b/0x260 [ 43.430914][ C0] put_chars+0x1e1/0x2f0 [ 43.430917][ C0] ? __send_to_port+0x420/0x420 [ 43.430919][ C0] ? mark_lock+0x1d7/0xa00 [ 43.430921][ C0] hvc_console_print+0x292/0x780 [ 43.430924][ C0] ? hvc_write+0x3a0/0x3a0 [ 43.430926][ C0] ? rcu_is_watching+0x16/0xd0 [ 43.430928][ C0] ? rcu_is_watching+0x16/0xd0 [ 43.430930][ C0] console_emit_next_record+0x22f/0x4c0 [ 43.430932][ C0] ? devkmsg_read+0x4b0/0x4b0 [ 43.430933][ C0] ? console_flush_one_record+0x106/0x710 [ 43.430935][ C0] ? rcu_is_watching+0x16/0xd0 [ 43.430937][ C0] ? lock_acquire+0x13c/0x160 [ 43.430938][ C0] console_flush_one_record+0x46f/0x710 [ 43.430940][ C0] ? console_emit_next_record+0x4c0/0x4c0 [ 43.430942][ C0] ? __lock_acquire+0x518/0xc20 [ 43.430944][ C0] console_unlock+0xee/0x1f0 [ 43.430946][ C0] ? console_flush_one_record+0x710/0x710 [ 43.430947][ C0] ? rcu_is_watching+0x16/0xd0 [ 43.430949][ C0] ? lock_acquire+0x60/0x160 [ 43.430951][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 43.430952][ C0] ? vprintk_emit+0x320/0x3e0 [ 43.430954][ C0] vprintk_emit+0x37c/0x3e0 [ 43.430956][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 43.430958][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 43.430960][ C0] _printk+0xc7/0x100 [ 43.430961][ C0] ? snapshot_read.cold+0x21/0x21 [ 43.430963][ C0] ? clocksource_watchdog.part.0+0x450/0x540 [ 43.430965][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 43.430967][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 43.430968][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 43.430970][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 43.430971][ C0] call_timer_fn+0x160/0x4d0 [ 43.430973][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 43.430974][ C0] ? debug_object_active_state+0x430/0x430 [ 43.430976][ C0] ? find_held_lock+0x2b/0x80 [ 43.430978][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 43.430979][ C0] ? rcu_is_watching+0x16/0xd0 [ 43.430981][ C0] __run_timers+0x68f/0xaa0 [ 43.430983][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 43.430985][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 43.430986][ C0] ? __lock_acquire+0x518/0xc20 [ 43.430989][ C0] ? __rwlock_init+0x150/0x150 [ 43.430991][ C0] run_timer_softirq+0xf0/0x160 [ 43.430993][ C0] ? __run_timers+0xaa0/0xaa0 [ 43.430994][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 43.430996][ C0] ? rcu_is_watching+0x16/0xd0 [ 43.430998][ C0] handle_softirqs+0x1d3/0x900 [ 43.431000][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 43.431001][ C0] ? _local_bh_enable+0xc0/0xc0 [ 43.431003][ C0] __irq_exit_rcu+0x145/0x1c0 [ 43.431004][ C0] irq_exit_rcu+0xe/0x30 [ 43.431005][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 43.431007][ C0] [ 43.431008][ C0] [ 43.431008][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 43.431010][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 43.431011][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 43.431013][ C0] Code: 48 8b 3d 94 a2 10 02 e8 1f 00 00 00 48 2b 05 58 f3 ab 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 d6 25 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 43.431014][ C0] RSP: 0018:ffffffff8f207cf8 EFLAGS: 00000296 [ 43.431015][ C0] RAX: 0000000000262d29 RBX: ffffffff8f240600 RCX: ffffffff8c0f3307 [ 43.431016][ C0] RDX: ffffffff8f240600 RSI: ffffffff8f057571 RDI: ffffffff8ea8d8e0 [ 43.431017][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 43.431017][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1e40fa2 [ 43.431018][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 43.431019][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 43.431021][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 43.431023][ C0] default_idle+0x9/0x10 [ 43.431025][ C0] default_idle_call+0x6e/0xb0 [ 43.431027][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 43.431028][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 43.431029][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 43.431031][ C0] ? rcu_is_watching+0x16/0xd0 [ 43.431033][ C0] do_idle+0xd8/0x190 [ 43.431035][ C0] cpu_startup_entry+0x53/0x70 [ 43.431036][ C0] rest_init+0x279/0x280 [ 43.431038][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 43.431041][ C0] ? rest_init+0x280/0x280 [ 43.431042][ C0] ? acpi_hw_set_mode+0x4a0/0x4a0 [ 43.431044][ C0] ? cpus_read_unlock+0x4f/0xc0 [ 43.431046][ C0] ? acpi_enable+0x1e4/0x330 [ 43.431048][ C0] start_kernel+0x3af/0x3b0 [ 43.431049][ C0] x86_64_start_reservations+0x24/0x30 [ 43.431051][ C0] x86_64_start_kernel+0x12b/0x130 [ 43.431053][ C0] common_startup_64+0x13e/0x148 [ 43.431056][ C0]