rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-.... } 5501 jiffies s: 37105 root: 0x2/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 29 Comm: kauditd Not tainted 6.10.0-rc6-syzkaller-00212-g1dd28064d416 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:addr_has_metadata mm/kasan/kasan.h:333 [inline] RIP: 0010:check_region_inline mm/kasan/generic.c:177 [inline] RIP: 0010:kasan_check_range+0x24/0x290 mm/kasan/generic.c:189 Code: 90 90 90 90 90 90 66 0f 1f 00 55 41 57 41 56 41 54 53 b0 01 48 85 f6 0f 84 a0 01 00 00 4c 8d 04 37 49 39 f8 0f 82 56 02 00 00 <48> 89 fd 48 c1 ed 2f 81 fd fe ff 01 00 0f 86 43 02 00 00 48 89 fb RSP: 0018:ffffc90000a18d10 EFLAGS: 00000012 RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff8183b08d RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8fac1d28 RBP: 0000000000000001 R08: ffffffff8fac1d30 R09: 1ffffffff2942c3b R10: dffffc0000000000 R11: fffffbfff2942c3c R12: 1ffff110172a593b R13: dffffc0000000000 R14: ffff88807f29d340 R15: ffff8880b952c980 FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f40903a8ea0 CR3: 000000006a118000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: instrument_atomic_read include/linux/instrumented.h:68 [inline] _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] cpumask_test_cpu include/linux/cpumask.h:571 [inline] cpu_online include/linux/cpumask.h:1181 [inline] trace_hrtimer_cancel include/trace/events/timer.h:317 [inline] debug_deactivate+0x5d/0x220 kernel/time/hrtimer.c:485 __run_hrtimer kernel/time/hrtimer.c:1657 [inline] __hrtimer_run_queues+0x305/0xd50 kernel/time/hrtimer.c:1753 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1815 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline] __sysvec_apic_timer_interrupt+0x110/0x3f0 arch/x86/kernel/apic/apic.c:1049 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:console_flush_all+0xaad/0xfd0 kernel/printk/printk.c:2985 Code: ff ff e8 b6 ce 1f 00 90 0f 0b 90 e9 d8 f8 ff ff e8 a8 ce 1f 00 e8 93 de 06 0a 4d 85 f6 74 b6 e8 99 ce 1f 00 fb 48 8b 44 24 70 <42> 0f b6 04 38 84 c0 48 8b 7c 24 30 0f 85 22 02 00 00 0f b6 1f 31 RSP: 0018:ffffc90000a577e0 EFLAGS: 00000293 RAX: 1ffff9200014af48 RBX: 0000000000000000 RCX: ffff8880186a0000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90000a57990 R08: ffffffff817657c4 R09: 1ffffffff25ee2b0 R10: dffffc0000000000 R11: fffffbfff25ee2b1 R12: ffffffff8eb0fa38 R13: ffffffff8eb0f9e0 R14: 0000000000000200 R15: dffffc0000000000 console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3048 vprintk_emit+0x5a6/0x770 kernel/printk/printk.c:2348 _printk+0xd5/0x120 kernel/printk/printk.c:2373 kauditd_printk_skb kernel/audit.c:546 [inline] kauditd_hold_skb+0x1bc/0x210 kernel/audit.c:581 kauditd_send_queue+0x2b1/0x310 kernel/audit.c:766 kauditd_thread+0x74a/0x9b0 kernel/audit.c:890 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=192423 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=192424 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit_log_start: 20 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=192432 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=192433 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=192434 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit_log_start: 20 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=192442 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=192443 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=192444 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=192445 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: 1-....: (6 ticks this GP) idle=ef6c/1/0x4000000000000000 softirq=55067/55068 fqs=22 rcu: hardirqs softirqs csw/system rcu: number: 2 7 0 rcu: cputime: 0 34 0 ==> 50920(ms) rcu: (detected by 0, t=10505 jiffies, g=84305, q=785 ncpus=2) Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 29 Comm: kauditd Not tainted 6.10.0-rc6-syzkaller-00212-g1dd28064d416 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:__lock_acquire+0xb20/0x1fd0 kernel/locking/lockdep.c:5091 Code: 45 85 e4 48 8b 6c 24 48 0f 84 f6 00 00 00 41 0f b6 04 16 84 c0 0f 85 86 0d 00 00 41 8b 0f f7 c1 00 80 00 00 0f 85 bf 00 00 00 <65> 8b 05 f5 0e 90 7e f7 c1 00 00 03 00 74 4e 85 c0 74 22 4c 89 ef RSP: 0018:ffffc90000a18a70 EFLAGS: 00000046 RAX: 0000000000000000 RBX: 00000000000ec002 RCX: 00000000000c406b RDX: dffffc0000000000 RSI: ffff8880186a0ae0 RDI: ffffffff92f71588 RBP: ffff8880186a0b30 R08: ffffffff92f7158f R09: 1ffffffff25ee2b1 R10: dffffc0000000000 R11: fffffbfff25ee2b2 R12: 0000000000000001 R13: ffff8880186a0000 R14: 1ffff110030d416a R15: ffff8880186a0b50 FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f40903a8ea0 CR3: 000000006a118000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5754 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:119 [inline] _raw_spin_lock_irq+0xd3/0x120 kernel/locking/spinlock.c:170 __run_hrtimer kernel/time/hrtimer.c:1693 [inline] __hrtimer_run_queues+0x670/0xd50 kernel/time/hrtimer.c:1753 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1815 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline] __sysvec_apic_timer_interrupt+0x110/0x3f0 arch/x86/kernel/apic/apic.c:1049 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:console_flush_all+0xaad/0xfd0 kernel/printk/printk.c:2985 Code: ff ff e8 b6 ce 1f 00 90 0f 0b 90 e9 d8 f8 ff ff e8 a8 ce 1f 00 e8 93 de 06 0a 4d 85 f6 74 b6 e8 99 ce 1f 00 fb 48 8b 44 24 70 <42> 0f b6 04 38 84 c0 48 8b 7c 24 30 0f 85 22 02 00 00 0f b6 1f 31 RSP: 0018:ffffc90000a577e0 EFLAGS: 00000293 RAX: 1ffff9200014af48 RBX: 0000000000000000 RCX: ffff8880186a0000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90000a57990 R08: ffffffff817657c4 R09: 1ffffffff25ee2b0 R10: dffffc0000000000 R11: fffffbfff25ee2b1 R12: ffffffff8eb0fa38 R13: ffffffff8eb0f9e0 R14: 0000000000000200 R15: dffffc0000000000 console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3048 vprintk_emit+0x5a6/0x770 kernel/printk/printk.c:2348 _printk+0xd5/0x120 kernel/printk/printk.c:2373 kauditd_printk_skb kernel/audit.c:546 [inline] kauditd_hold_skb+0x1bc/0x210 kernel/audit.c:581 kauditd_send_queue+0x2b1/0x310 kernel/audit.c:766 kauditd_thread+0x74a/0x9b0 kernel/audit.c:890 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 rcu: rcu_preempt kthread starved for 5007 jiffies! g84305 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. rcu: RCU grace-period kthread stack dump: task:rcu_preempt state:R running task stack:26048 pid:17 tgid:17 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5408 [inline] __schedule+0x1796/0x49d0 kernel/sched/core.c:6745 __schedule_loop kernel/sched/core.c:6822 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6837 schedule_timeout+0x1be/0x310 kernel/time/timer.c:2581 rcu_gp_fqs_loop+0x2df/0x1330 kernel/rcu/tree.c:2000 rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2202 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 rcu: Stack dump where RCU GP kthread last ran: CPU: 0 PID: 14482 Comm: syz.2.3406 Not tainted 6.10.0-rc6-syzkaller-00212-g1dd28064d416 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:csd_lock_wait kernel/smp.c:311 [inline] RIP: 0010:smp_call_function_many_cond+0x1860/0x29d0 kernel/smp.c:855 Code: 45 8b 65 00 44 89 e6 83 e6 01 31 ff e8 c9 0c 0c 00 41 83 e4 01 49 bc 00 00 00 00 00 fc ff df 75 07 e8 74 08 0c 00 eb 38 f3 90 <42> 0f b6 04 23 84 c0 75 11 41 f7 45 00 01 00 00 00 74 1e e8 58 08 RSP: 0018:ffffc9000343f900 EFLAGS: 00000293 RAX: ffffffff818a1e68 RBX: 1ffff110172a8891 RCX: ffff88802affda00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc9000343fae0 R08: ffffffff818a1e37 R09: 1ffffffff25ee2b0 R10: dffffc0000000000 R11: fffffbfff25ee2b1 R12: dffffc0000000000 R13: ffff8880b9544488 R14: ffff8880b943f880 R15: 0000000000000001 FS: 0000555575575500(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f6242a1e6cd CR3: 0000000068774000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: on_each_cpu_cond_mask+0x3f/0x80 kernel/smp.c:1023 on_each_cpu include/linux/smp.h:71 [inline] text_poke_sync arch/x86/kernel/alternative.c:2069 [inline] text_poke_bp_batch+0x726/0xb30 arch/x86/kernel/alternative.c:2341 text_poke_flush arch/x86/kernel/alternative.c:2470 [inline] text_poke_finish+0x30/0x50 arch/x86/kernel/alternative.c:2477 arch_jump_label_transform_apply+0x1c/0x30 arch/x86/kernel/jump_label.c:146 __static_key_slow_dec_cpuslocked+0x10b/0x170 kernel/jump_label.c:276 __static_key_slow_dec kernel/jump_label.c:283 [inline] static_key_slow_dec+0x51/0xa0 kernel/jump_label.c:298 kvm_destroy_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:1357 [inline] kvm_put_kvm+0xf3b/0x1300 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1381 kvm_vm_release+0x46/0x50 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1404 __fput+0x24a/0x8a0 fs/file_table.c:422 task_work_run+0x24f/0x310 kernel/task_work.c:180 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop kernel/entry/common.c:114 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x168/0x360 kernel/entry/common.c:218 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7faf90775bd9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff24220d98 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00007faf90905a60 RCX: 00007faf90775bd9 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 00007faf90905a60 R08: 0000000000000006 R09: 00000017242210cf R10: 00000000005e22a8 R11: 0000000000000246 R12: 000000000009dfd3 R13: 0000000000000032 R14: 00007faf90905a60 R15: 00007fff24220e80 audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=192446 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit_log_start: 2690 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193347 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193348 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193349 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit_log_start: 44 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193365 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193366 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193367 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit_log_start: 17 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193374 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193375 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193376 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit_log_start: 11 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193381 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193382 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193383 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit_log_start: 8 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193387 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193388 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193389 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit_log_start: 20 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193397 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193398 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193399 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit_log_start: 23 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193408 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193409 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193410 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit_log_start: 23 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193419 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193420 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193421 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit_log_start: 17 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193428 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193429 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193430 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit_log_start: 14 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193436 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193437 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193438 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit_log_start: 17 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193445 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193446 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193447 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit_log_start: 17 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193454 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193455 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193456 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit_log_start: 23 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193465 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193466 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193467 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit_log_start: 23 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193476 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193477 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193478 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit_log_start: 20 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193486 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193487 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193488 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit_log_start: 23 callbacks suppressed audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193497 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193498 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 audit: audit_lost=193499 audit_rate_limit=0 audit_backlog_limit=64 audit: backlog limit exceeded audit: audit_backlog=65 > audit_backlog_limit=64 watchdog: BUG: soft lockup - CPU#0 stuck for 127s! [syz.2.3406:14482] Modules linked in: irq event stamp: 926596 hardirqs last enabled at (926595): [] irqentry_exit+0x63/0x90 kernel/entry/common.c:357 hardirqs last disabled at (926596): [] sysvec_apic_timer_interrupt+0xe/0xc0 arch/x86/kernel/apic/apic.c:1043 softirqs last enabled at (926586): [] __do_softirq kernel/softirq.c:588 [inline] softirqs last enabled at (926586): [] invoke_softirq kernel/softirq.c:428 [inline] softirqs last enabled at (926586): [] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 softirqs last disabled at (926543): [] __do_softirq kernel/softirq.c:588 [inline] softirqs last disabled at (926543): [] invoke_softirq kernel/softirq.c:428 [inline] softirqs last disabled at (926543): [] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 CPU: 0 PID: 14482 Comm: syz.2.3406 Not tainted 6.10.0-rc6-syzkaller-00212-g1dd28064d416 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:csd_lock_wait kernel/smp.c:311 [inline] RIP: 0010:smp_call_function_many_cond+0x1860/0x29d0 kernel/smp.c:855 Code: 45 8b 65 00 44 89 e6 83 e6 01 31 ff e8 c9 0c 0c 00 41 83 e4 01 49 bc 00 00 00 00 00 fc ff df 75 07 e8 74 08 0c 00 eb 38 f3 90 <42> 0f b6 04 23 84 c0 75 11 41 f7 45 00 01 00 00 00 74 1e e8 58 08 RSP: 0018:ffffc9000343f900 EFLAGS: 00000293 RAX: ffffffff818a1e68 RBX: 1ffff110172a8891 RCX: ffff88802affda00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc9000343fae0 R08: ffffffff818a1e37 R09: 1ffffffff25ee2b0 R10: dffffc0000000000 R11: fffffbfff25ee2b1 R12: dffffc0000000000 R13: ffff8880b9544488 R14: ffff8880b943f880 R15: 0000000000000001 FS: 0000555575575500(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb280235000 CR3: 0000000068774000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: on_each_cpu_cond_mask+0x3f/0x80 kernel/smp.c:1023 text_poke_bp_batch+0x9ef/0xb30 text_poke_flush arch/x86/kernel/alternative.c:2470 [inline] text_poke_finish+0x30/0x50 arch/x86/kernel/alternative.c:2477 arch_jump_label_transform_apply+0x1c/0x30 arch/x86/kernel/jump_label.c:146 __static_key_slow_dec_cpuslocked+0x10b/0x170 kernel/jump_label.c:276 __static_key_slow_dec kernel/jump_label.c:283 [inline] static_key_slow_dec+0x51/0xa0 kernel/jump_label.c:298 kvm_destroy_vm arch/x86/kvm/../../../virt/kvm/kvm_main.c:1357 [inline] kvm_put_kvm+0xf3b/0x1300 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1381 kvm_vm_release+0x46/0x50 arch/x86/kvm/../../../virt/kvm/kvm_main.c:1404 __fput+0x24a/0x8a0 fs/file_table.c:422 task_work_run+0x24f/0x310 kernel/task_work.c:180 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop kernel/entry/common.c:114 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x168/0x360 kernel/entry/common.c:218 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7faf90775bd9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff24220d98 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00007faf90905a60 RCX: 00007faf90775bd9 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 00007faf90905a60 R08: 0000000000000006 R09: 00000017242210cf R10: 00000000005e22a8 R11: 0000000000000246 R12: 000000000009dfd3 R13: 0000000000000032 R14: 00007faf90905a60 R15: 00007fff24220e80 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 29 Comm: kauditd Not tainted 6.10.0-rc6-syzkaller-00212-g1dd28064d416 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:advance_sched+0x74d/0xca0 Code: 1c ee 48 c7 c7 c0 2e 63 8f 4c 89 ee e8 1c 43 59 fb 49 bc 00 00 00 00 00 fc ff df e9 63 fe ff ff e8 38 8d 0f f8 4c 8b 7c 24 08 0f e8 2c 8d 0f f8 49 bc 00 00 00 00 00 fc ff df 48 8b 44 24 20 RSP: 0018:ffffc90000a18c90 EFLAGS: 00000046 RAX: ffffffff89869988 RBX: 7fffffffffffffff RCX: ffff8880186a0000 RDX: 0000000000010002 RSI: 0000000000000cb2 RDI: 0000000000000cb2 RBP: ffff88801fa420c8 R08: ffffffff898697c3 R09: fffff52000143180 R10: dffffc0000000000 R11: fffff52000143180 R12: dffffc0000000000 R13: ffff88801fa42008 R14: ffff88801fa42000 R15: ffff88807f29d340 FS: 0000000000000000(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f40903a8ea0 CR3: 000000006a118000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __run_hrtimer kernel/time/hrtimer.c:1689 [inline] __hrtimer_run_queues+0x59b/0xd50 kernel/time/hrtimer.c:1753 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1815 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline] __sysvec_apic_timer_interrupt+0x110/0x3f0 arch/x86/kernel/apic/apic.c:1049 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:console_flush_all+0xaad/0xfd0 kernel/printk/printk.c:2985 Code: ff ff e8 b6 ce 1f 00 90 0f 0b 90 e9 d8 f8 ff ff e8 a8 ce 1f 00 e8 93 de 06 0a 4d 85 f6 74 b6 e8 99 ce 1f 00 fb 48 8b 44 24 70 <42> 0f b6 04 38 84 c0 48 8b 7c 24 30 0f 85 22 02 00 00 0f b6 1f 31 RSP: 0018:ffffc90000a577e0 EFLAGS: 00000293 RAX: 1ffff9200014af48 RBX: 0000000000000000 RCX: ffff8880186a0000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc90000a57990 R08: ffffffff817657c4 R09: 1ffffffff25ee2b0 R10: dffffc0000000000 R11: fffffbfff25ee2b1 R12: ffffffff8eb0fa38 R13: ffffffff8eb0f9e0 R14: 0000000000000200 R15: dffffc0000000000 console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3048 vprintk_emit+0x5a6/0x770 kernel/printk/printk.c:2348 _printk+0xd5/0x120 kernel/printk/printk.c:2373 kauditd_printk_skb kernel/audit.c:546 [inline] kauditd_hold_skb+0x1bc/0x210 kernel/audit.c:581 kauditd_send_queue+0x2b1/0x310 kernel/audit.c:766 kauditd_thread+0x74a/0x9b0 kernel/audit.c:890 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244