BUG: sleeping function called from invalid context at kernel/locking/mutex.c:580 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3603, name: syz-executor374 preempt_count: 101, expected: 0 RCU nest depth: 0, expected: 0 INFO: lockdep is turned off. Preemption disabled at: [] unwind_next_frame+0xaa/0x1cc0 arch/x86/kernel/unwind_orc.c:452 CPU: 1 PID: 3603 Comm: syz-executor374 Not tainted 6.1.0-rc1-next-20221021-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9890 __mutex_lock_common kernel/locking/mutex.c:580 [inline] __mutex_lock+0x9f/0x1350 kernel/locking/mutex.c:747 gsm_send.isra.0+0x41e/0x7e0 drivers/tty/n_gsm.c:724 gsm_command drivers/tty/n_gsm.c:788 [inline] gsm_dlci_begin_close+0x12e/0x210 drivers/tty/n_gsm.c:1930 gsm_dlci_t1+0x186/0x450 drivers/tty/n_gsm.c:1854 call_timer_fn+0x1da/0x7c0 kernel/time/timer.c:1474 expire_timers kernel/time/timer.c:1519 [inline] __run_timers.part.0+0x6a2/0xaf0 kernel/time/timer.c:1790 __run_timers kernel/time/timer.c:1768 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1803 __do_softirq+0x1f7/0xad8 kernel/softirq.c:571 invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650 irq_exit_rcu+0x5/0x20 kernel/softirq.c:662 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1107 asm_sysvec_x86_platform_ipi-0xa/0x20 RIP: 0010:__orc_find+0x3b/0xf0 arch/x86/kernel/unwind_orc.c:54 Code: 48 83 ec 10 85 d2 0f 84 95 00 00 00 4c 39 e7 49 89 fd 0f 87 9a 00 00 00 49 bf 00 00 00 00 00 fc ff df 49 89 fe 48 89 fd eb 0c <48> 8d 6b 04 49 89 de 49 39 ec 72 4d 4c 89 e0 48 29 e8 48 89 c2 48 RSP: 0018:ffffc90003bef4b0 EFLAGS: 00000212 RAX: ffffffff845efd25 RBX: ffffffff8df75cdc RCX: ffffffff845efd60 RDX: 0000000000000000 RSI: ffffffff8e7cc082 RDI: ffffffff8df75cc8 RBP: ffffffff8df75cd8 R08: ffffffff8bc00ae0 R09: ffffc90003bef59c R10: fffff5200077deb8 R11: 000000000008c001 R12: ffffffff8df75ce0 R13: ffffffff8df75cc8 R14: ffffffff8df75cd4 R15: dffffc0000000000 orc_find arch/x86/kernel/unwind_orc.c:193 [inline] unwind_next_frame+0x2a3/0x1cc0 arch/x86/kernel/unwind_orc.c:467 arch_stack_walk+0x7d/0xe0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x8c/0xc0 kernel/stacktrace.c:122 kasan_save_stack+0x1e/0x40 mm/kasan/common.c:45 __kasan_unpoison_range-0xf/0x10 kasan_save_free_info+0x2a/0x40 mm/kasan/generic.c:511 ____kasan_slab_free mm/kasan/common.c:236 [inline] ____kasan_slab_free+0x160/0x1c0 mm/kasan/common.c:200 kasan_slab_free include/linux/kasan.h:177 [inline] slab_free_hook mm/slub.c:1724 [inline] slab_free_freelist_hook+0x8b/0x1c0 mm/slub.c:1750 slab_free mm/slub.c:3666 [inline] __kmem_cache_free+0xab/0x3b0 mm/slub.c:3679 kstrdup-0xf/0x70 kobject_cleanup lib/kobject.c:679 [inline] kobject_release lib/kobject.c:704 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x1df/0x4c0 lib/kobject.c:721 put_device drivers/base/core.c:3624 [inline] device_unregister+0x2c/0xc0 drivers/base/core.c:3737 device_destroy+0x96/0xd0 drivers/base/core.c:4302 tty_unregister_device+0x7e/0x1b0 drivers/tty/tty_io.c:3291 gsm_unregister_devices drivers/tty/n_gsm.c:580 [inline] gsm_cleanup_mux+0x5c1/0x800 drivers/tty/n_gsm.c:2503 gsmld_close+0x41/0x210 drivers/tty/n_gsm.c:2945 tty_ldisc_close+0x110/0x190 drivers/tty/tty_ldisc.c:456 tty_ldisc_kill+0x94/0x150 drivers/tty/tty_ldisc.c:608 tty_ldisc_release+0x1ef/0x2a0 drivers/tty/tty_ldisc.c:776 tty_release_struct+0x20/0xe0 drivers/tty/tty_io.c:1687 tty_release+0xc10/0x11b0 drivers/tty/tty_io.c:1858 __fput+0x27c/0xa90 fs/file_table.c:320 task_work_run+0x16b/0x270 kernel/task_work.c:179 exit_task_work include/linux/task_work.h:38 [inline] do_exit+0xb35/0x29a0 kernel/exit.c:820 do_group_exit+0xd0/0x2a0 kernel/exit.c:950 __do_sys_exit_group kernel/exit.c:961 [inline] __se_sys_exit_group kernel/exit.c:959 [inline] __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:959 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f85eb30bcc9 Code: Unable to access opcode bytes at 0x7f85eb30bc9f. RSP: 002b:00007fff73e19c68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f85eb3803f0 RCX: 00007f85eb30bcc9 RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 00007fff73e19e58 R10: 000000000000000e R11: 0000000000000246 R12: 00007f85eb3803f0 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001 BUG: sleeping function called from invalid context at kernel/locking/mutex.c:580 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/1 preempt_count: 101, expected: 0 RCU nest depth: 0, expected: 0 INFO: lockdep is turned off. Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 0 Comm: swapper/1 Tainted: G W 6.1.0-rc1-next-20221021-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9890 __mutex_lock_common kernel/locking/mutex.c:580 [inline] __mutex_lock+0x9f/0x1350 kernel/locking/mutex.c:747 gsm_send.isra.0+0x41e/0x7e0 drivers/tty/n_gsm.c:724 gsm_command drivers/tty/n_gsm.c:788 [inline] gsm_dlci_begin_close+0x12e/0x210 drivers/tty/n_gsm.c:1930 gsm_dlci_t1+0x186/0x450 drivers/tty/n_gsm.c:1854 call_timer_fn+0x1da/0x7c0 kernel/time/timer.c:1474 expire_timers kernel/time/timer.c:1519 [inline] __run_timers.part.0+0x6a2/0xaf0 kernel/time/timer.c:1790 __run_timers kernel/time/timer.c:1768 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1803 __do_softirq+0x1f7/0xad8 kernel/softirq.c:571 invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650 irq_exit_rcu+0x5/0x20 kernel/softirq.c:662 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1107 asm_sysvec_x86_platform_ipi-0xa/0x20 RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:29 [inline] RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:70 [inline] RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:130 [inline] RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:113 [inline] RIP: 0010:acpi_idle_do_entry+0x1fd/0x2a0 drivers/acpi/processor_idle.c:572 Code: 89 de e8 46 34 e9 f7 84 db 75 ac e8 ad 37 e9 f7 e8 f8 ad ef f7 66 90 e8 a1 37 e9 f7 0f 00 2d 4a 37 a1 00 e8 95 37 e9 f7 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 70 34 e9 f7 48 85 db RSP: 0018:ffffc90000177d10 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff888011a71d40 RSI: ffffffff89935d9b RDI: ffffffff89935d88 RBP: ffff88801776a064 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 R13: ffff88801776a000 R14: ffff88801776a064 R15: ffff888011a6f004 acpi_idle_enter+0x364/0x500 drivers/acpi/processor_idle.c:709 cpuidle_enter_state+0x1ab/0xd30 drivers/cpuidle/cpuidle.c:239 cpuidle_enter+0x4a/0xa0 drivers/cpuidle/cpuidle.c:356 call_cpuidle kernel/sched/idle.c:155 [inline] cpuidle_idle_call kernel/sched/idle.c:236 [inline] do_idle+0x3f7/0x590 kernel/sched/idle.c:303 init_rt_bandwidth-0xc/0xe0 start_secondary+0x252/0x300 arch/x86/kernel/smpboot.c:262 verify_cpu-0xd/0x100 BUG: sleeping function called from invalid context at kernel/locking/mutex.c:580 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/1 preempt_count: 101, expected: 0 RCU nest depth: 0, expected: 0 INFO: lockdep is turned off. Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 0 Comm: swapper/1 Tainted: G W 6.1.0-rc1-next-20221021-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9890 __mutex_lock_common kernel/locking/mutex.c:580 [inline] __mutex_lock+0x9f/0x1350 kernel/locking/mutex.c:747 gsm_send.isra.0+0x41e/0x7e0 drivers/tty/n_gsm.c:724 gsm_command drivers/tty/n_gsm.c:788 [inline] gsm_dlci_begin_close+0x12e/0x210 drivers/tty/n_gsm.c:1930 gsm_dlci_t1+0x186/0x450 drivers/tty/n_gsm.c:1854 call_timer_fn+0x1da/0x7c0 kernel/time/timer.c:1474 expire_timers kernel/time/timer.c:1519 [inline] __run_timers.part.0+0x6a2/0xaf0 kernel/time/timer.c:1790 __run_timers kernel/time/timer.c:1768 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1803 __do_softirq+0x1f7/0xad8 kernel/softirq.c:571 invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650 irq_exit_rcu+0x5/0x20 kernel/softirq.c:662 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1107 asm_sysvec_x86_platform_ipi-0xa/0x20 RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:29 [inline] RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:70 [inline] RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:130 [inline] RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:113 [inline] RIP: 0010:acpi_idle_do_entry+0x1fd/0x2a0 drivers/acpi/processor_idle.c:572 Code: 89 de e8 46 34 e9 f7 84 db 75 ac e8 ad 37 e9 f7 e8 f8 ad ef f7 66 90 e8 a1 37 e9 f7 0f 00 2d 4a 37 a1 00 e8 95 37 e9 f7 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 70 34 e9 f7 48 85 db RSP: 0018:ffffc90000177d10 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff888011a71d40 RSI: ffffffff89935d9b RDI: ffffffff89935d88 RBP: ffff88801776a064 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 R13: ffff88801776a000 R14: ffff88801776a064 R15: ffff888011a6f004 acpi_idle_enter+0x364/0x500 drivers/acpi/processor_idle.c:709 cpuidle_enter_state+0x1ab/0xd30 drivers/cpuidle/cpuidle.c:239 cpuidle_enter+0x4a/0xa0 drivers/cpuidle/cpuidle.c:356 call_cpuidle kernel/sched/idle.c:155 [inline] cpuidle_idle_call kernel/sched/idle.c:236 [inline] do_idle+0x3f7/0x590 kernel/sched/idle.c:303 init_rt_bandwidth-0xc/0xe0 start_secondary+0x252/0x300 arch/x86/kernel/smpboot.c:262 verify_cpu-0xd/0x100 BUG: sleeping function called from invalid context at kernel/locking/mutex.c:580 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3607, name: udevd preempt_count: 100, expected: 0 RCU nest depth: 0, expected: 0 INFO: lockdep is turned off. Preemption disabled at: [] softirq_handle_begin kernel/softirq.c:409 [inline] [] __do_softirq+0xe3/0xad8 kernel/softirq.c:547 CPU: 1 PID: 3607 Comm: udevd Tainted: G W 6.1.0-rc1-next-20221021-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9890 __mutex_lock_common kernel/locking/mutex.c:580 [inline] __mutex_lock+0x9f/0x1350 kernel/locking/mutex.c:747 gsm_send.isra.0+0x41e/0x7e0 drivers/tty/n_gsm.c:724 gsm_command drivers/tty/n_gsm.c:788 [inline] gsm_dlci_begin_close+0x12e/0x210 drivers/tty/n_gsm.c:1930 gsm_dlci_t1+0x186/0x450 drivers/tty/n_gsm.c:1854 call_timer_fn+0x1da/0x7c0 kernel/time/timer.c:1474 expire_timers kernel/time/timer.c:1519 [inline] __run_timers.part.0+0x6a2/0xaf0 kernel/time/timer.c:1790 __run_timers kernel/time/timer.c:1768 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1803 __do_softirq+0x1f7/0xad8 kernel/softirq.c:571 invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650 irq_exit_rcu+0x5/0x20 kernel/softirq.c:662 sysvec_apic_timer_interrupt+0x45/0xc0 arch/x86/kernel/apic/apic.c:1107 asm_sysvec_x86_platform_ipi-0xa/0x20 RIP: 0033:0x7efc10a7c7a8 Code: 15 95 80 17 00 48 8d 45 ff 48 89 d9 45 31 c0 45 31 c9 48 89 44 24 18 4c 8b 1d 6c 80 17 00 4c 63 fe eb 2d 0f 1f 80 00 00 00 00 <75> 06 3a 44 24 12 77 49 4d 0f af c7 0f b6 c0 49 01 c0 48 89 c8 0f RSP: 002b:00007ffdd03e2ef0 EFLAGS: 00000202 RAX: 0000000000000003 RBX: 00007ffdd03e355b RCX: 00007ffdd03e3560 RDX: 0000000000000003 RSI: 000000000000000a RDI: 1999999999999999 RBP: 0000000000000000 R08: 0000000000004c91 R09: 0000000000000000 R10: 00007efc10ba2ac0 R11: 00007efc10ba33c0 R12: 0000000000000000 R13: 00007ffdd03e355b R14: 0000000000000000 R15: 000000000000000a BUG: sleeping function called from invalid context at kernel/locking/mutex.c:580 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 3599, name: strace-static-x preempt_count: 101, expected: 0 RCU nest depth: 0, expected: 0 INFO: lockdep is turned off. Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 3599 Comm: strace-static-x Tainted: G W 6.1.0-rc1-next-20221021-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9890 __mutex_lock_common kernel/locking/mutex.c:580 [inline] __mutex_lock+0x9f/0x1350 kernel/locking/mutex.c:747 gsm_send.isra.0+0x41e/0x7e0 drivers/tty/n_gsm.c:724 gsm_command drivers/tty/n_gsm.c:788 [inline] gsm_dlci_begin_close+0x12e/0x210 drivers/tty/n_gsm.c:1930 gsm_dlci_t1+0x186/0x450 drivers/tty/n_gsm.c:1854 call_timer_fn+0x1da/0x7c0 kernel/time/timer.c:1474 expire_timers kernel/time/timer.c:1519 [inline] __run_timers.part.0+0x6a2/0xaf0 kernel/time/timer.c:1790 __run_timers kernel/time/timer.c:1768 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1803 __do_softirq+0x1f7/0xad8 kernel/softirq.c:571 invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650 irq_exit_rcu+0x5/0x20 kernel/softirq.c:662 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1107 asm_sysvec_x86_platform_ipi-0xa/0x20 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:160 [inline] RIP: 0010:_raw_spin_unlock_irq+0x25/0x40 kernel/locking/spinlock.c:202 Code: 0f 1f 44 00 00 55 48 8b 74 24 08 48 89 fd 48 83 c7 18 e8 3e 3f cc f7 48 89 ef e8 86 ab cc f7 e8 d1 9a ef f7 fb bf 01 00 00 00 46 40 bf f7 65 8b 05 87 26 70 76 85 c0 74 02 5d c3 e8 a4 06 6d RSP: 0018:ffffc90003a4fd50 EFLAGS: 00000246 RAX: 0000000000000007 RBX: 0000000000000000 RCX: 1ffffffff1b84d21 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000001 RBP: ffff8880263240c0 R08: 0000000000000000 R09: 0000000000000000 R10: ffffed1004c64818 R11: 0000000000000001 R12: 1ffff92000749fad R13: 0000000000000000 R14: ffff8880221e4308 R15: ffff8880221e3a88 spin_unlock_irq include/linux/spinlock.h:400 [inline] ptrace_resume kernel/ptrace.c:885 [inline] ptrace_request+0x2db/0x10c0 kernel/ptrace.c:1218 arch_ptrace+0x36/0x510 arch/x86/kernel/ptrace.c:828 __do_sys_ptrace kernel/ptrace.c:1296 [inline] __se_sys_ptrace kernel/ptrace.c:1269 [inline] __x64_sys_ptrace+0x178/0x2a0 kernel/ptrace.c:1269 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x4e6c1a Code: 70 41 83 f8 03 c7 44 24 10 08 00 00 00 48 89 44 24 18 48 8d 44 24 30 8b 70 08 4c 0f 43 d1 48 89 44 24 20 b8 65 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 3e 48 85 c0 78 06 41 83 f8 02 76 1b 48 8b 4c RSP: 002b:00007ffe342ba3e0 EFLAGS: 00000206 ORIG_RAX: 0000000000000065 RAX: ffffffffffffffda RBX: 00000000006a82f8 RCX: 00000000004e6c1a RDX: 0000000000000000 RSI: 0000000000000e12 RDI: 0000000000000018 RBP: 0000000000000018 R08: 0000000000000017 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000206 R12: 00000000006a9a50 R13: 0000000000000000 R14: 000000000000857f R15: 0000000000617180 BUG: sleeping function called from invalid context at kernel/locking/mutex.c:580 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/1 preempt_count: 101, expected: 0 RCU nest depth: 0, expected: 0 INFO: lockdep is turned off. Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 0 Comm: swapper/1 Tainted: G W 6.1.0-rc1-next-20221021-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9890 __mutex_lock_common kernel/locking/mutex.c:580 [inline] __mutex_lock+0x9f/0x1350 kernel/locking/mutex.c:747 gsm_send.isra.0+0x41e/0x7e0 drivers/tty/n_gsm.c:724 gsm_command drivers/tty/n_gsm.c:788 [inline] gsm_dlci_begin_close+0x12e/0x210 drivers/tty/n_gsm.c:1930 gsm_dlci_t1+0x186/0x450 drivers/tty/n_gsm.c:1854 call_timer_fn+0x1da/0x7c0 kernel/time/timer.c:1474 expire_timers kernel/time/timer.c:1519 [inline] __run_timers.part.0+0x6a2/0xaf0 kernel/time/timer.c:1790 __run_timers kernel/time/timer.c:1768 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1803 __do_softirq+0x1f7/0xad8 kernel/softirq.c:571 invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650 irq_exit_rcu+0x5/0x20 kernel/softirq.c:662 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1107 asm_sysvec_x86_platform_ipi-0xa/0x20 RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:29 [inline] RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:70 [inline] RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:130 [inline] RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:113 [inline] RIP: 0010:acpi_idle_do_entry+0x1fd/0x2a0 drivers/acpi/processor_idle.c:572 Code: 89 de e8 46 34 e9 f7 84 db 75 ac e8 ad 37 e9 f7 e8 f8 ad ef f7 66 90 e8 a1 37 e9 f7 0f 00 2d 4a 37 a1 00 e8 95 37 e9 f7 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 70 34 e9 f7 48 85 db RSP: 0018:ffffc90000177d10 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff888011a71d40 RSI: ffffffff89935d9b RDI: ffffffff89935d88 RBP: ffff88801776a064 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 R13: ffff88801776a000 R14: ffff88801776a064 R15: ffff888011a6f004 acpi_idle_enter+0x364/0x500 drivers/acpi/processor_idle.c:709 cpuidle_enter_state+0x1ab/0xd30 drivers/cpuidle/cpuidle.c:239 cpuidle_enter+0x4a/0xa0 drivers/cpuidle/cpuidle.c:356 call_cpuidle kernel/sched/idle.c:155 [inline] cpuidle_idle_call kernel/sched/idle.c:236 [inline] do_idle+0x3f7/0x590 kernel/sched/idle.c:303 init_rt_bandwidth-0xc/0xe0 start_secondary+0x252/0x300 arch/x86/kernel/smpboot.c:262 verify_cpu-0xd/0x100 ---------------- Code disassembly (best guess): 0: 48 83 ec 10 sub $0x10,%rsp 4: 85 d2 test %edx,%edx 6: 0f 84 95 00 00 00 je 0xa1 c: 4c 39 e7 cmp %r12,%rdi f: 49 89 fd mov %rdi,%r13 12: 0f 87 9a 00 00 00 ja 0xb2 18: 49 bf 00 00 00 00 00 movabs $0xdffffc0000000000,%r15 1f: fc ff df 22: 49 89 fe mov %rdi,%r14 25: 48 89 fd mov %rdi,%rbp 28: eb 0c jmp 0x36 * 2a: 48 8d 6b 04 lea 0x4(%rbx),%rbp <-- trapping instruction 2e: 49 89 de mov %rbx,%r14 31: 49 39 ec cmp %rbp,%r12 34: 72 4d jb 0x83 36: 4c 89 e0 mov %r12,%rax 39: 48 29 e8 sub %rbp,%rax 3c: 48 89 c2 mov %rax,%rdx 3f: 48 rex.W