Warning: Permanently added '10.128.1.79' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program syzkaller login: [ 58.304310][ C1] [ 58.306673][ C1] ======================================================== [ 58.313860][ C1] WARNING: possible irq lock inversion dependency detected [ 58.321279][ C1] 5.14.0-rc2-syzkaller #0 Not tainted [ 58.326645][ C1] -------------------------------------------------------- [ 58.334170][ C1] syz-executor065/8431 just changed the state of lock: [ 58.341050][ C1] ffff888027e94148 (&timer->lock){..-.}-{2:2}, at: snd_timer_interrupt+0x210/0x1410 [ 58.350463][ C1] but this lock took another, SOFTIRQ-READ-unsafe lock in the past: [ 58.358430][ C1] (&f->f_owner.lock){.+.+}-{2:2} [ 58.358455][ C1] [ 58.358455][ C1] [ 58.358455][ C1] and interrupts could create inverse lock ordering between them. [ 58.358455][ C1] [ 58.377856][ C1] [ 58.377856][ C1] other info that might help us debug this: [ 58.385910][ C1] Chain exists of: [ 58.385910][ C1] &timer->lock --> &new->fa_lock --> &f->f_owner.lock [ 58.385910][ C1] [ 58.398575][ C1] Possible interrupt unsafe locking scenario: [ 58.398575][ C1] [ 58.406891][ C1] CPU0 CPU1 [ 58.413283][ C1] ---- ---- [ 58.418647][ C1] lock(&f->f_owner.lock); [ 58.423317][ C1] local_irq_disable(); [ 58.430058][ C1] lock(&timer->lock); [ 58.436736][ C1] lock(&new->fa_lock); [ 58.443561][ C1] [ 58.447005][ C1] lock(&timer->lock); [ 58.451311][ C1] [ 58.451311][ C1] *** DEADLOCK *** [ 58.451311][ C1] [ 58.459457][ C1] 4 locks held by syz-executor065/8431: [ 58.464974][ C1] #0: ffff888029390460 (sb_writers#5){.+.+}-{0:0}, at: mnt_want_write+0x3b/0x80 [ 58.474142][ C1] #1: ffff888039f60e80 (&type->i_mutex_dir_key#4/1){+.+.}-{3:3}, at: filename_create+0x19f/0x700 [ 58.484907][ C1] #2: ffffffff8c7177c0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x5/0x30 [ 58.494376][ C1] #3: ffffc90000dc0be0 ((&priv->tlist)){+.-.}-{0:0}, at: call_timer_fn+0xbd/0x210 [ 58.503934][ C1] [ 58.503934][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 58.513294][ C1] -> (&f->f_owner.lock){.+.+}-{2:2} { [ 58.518826][ C1] HARDIRQ-ON-R at: [ 58.522977][ C1] lock_acquire+0x182/0x4a0 [ 58.529457][ C1] _raw_read_lock+0x32/0x40 [ 58.535950][ C1] do_fcntl+0x150/0x1510 [ 58.542167][ C1] __se_sys_fcntl+0xd8/0x1b0 [ 58.548819][ C1] do_syscall_64+0x3d/0xb0 [ 58.555209][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 58.563083][ C1] SOFTIRQ-ON-R at: [ 58.567215][ C1] lock_acquire+0x182/0x4a0 [ 58.573782][ C1] _raw_read_lock+0x32/0x40 [ 58.580258][ C1] do_fcntl+0x150/0x1510 [ 58.586500][ C1] __se_sys_fcntl+0xd8/0x1b0 [ 58.593071][ C1] do_syscall_64+0x3d/0xb0 [ 58.599473][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 58.607448][ C1] INITIAL READ USE at: [ 58.612191][ C1] lock_acquire+0x182/0x4a0 [ 58.619282][ C1] _raw_read_lock_irqsave+0xbb/0x100 [ 58.627038][ C1] send_sigio+0x2f/0x300 [ 58.633969][ C1] kill_fasync+0x1e3/0x430 [ 58.640733][ C1] snd_timer_user_ccallback+0x3ee/0x710 [ 58.648623][ C1] snd_timer_notify1+0x19e/0x340 [ 58.655881][ C1] snd_timer_start1+0x53d/0x640 [ 58.663061][ C1] __snd_timer_user_ioctl+0xe18/0x5ed0 [ 58.671024][ C1] snd_timer_user_ioctl+0x5d/0x80 [ 58.678548][ C1] __se_sys_ioctl+0xfb/0x170 [ 58.685462][ C1] do_syscall_64+0x3d/0xb0 [ 58.692484][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 58.700797][ C1] } [ 58.703854][ C1] ... key at: [] __alloc_file.__key+0x0/0x10 [ 58.712091][ C1] ... acquired at: [ 58.716053][ C1] lock_acquire+0x182/0x4a0 [ 58.720718][ C1] _raw_read_lock_irqsave+0xbb/0x100 [ 58.726267][ C1] send_sigio+0x2f/0x300 [ 58.730670][ C1] kill_fasync+0x1e3/0x430 [ 58.735243][ C1] snd_timer_user_ccallback+0x3ee/0x710 [ 58.740944][ C1] snd_timer_notify1+0x19e/0x340 [ 58.746137][ C1] snd_timer_start1+0x53d/0x640 [ 58.751239][ C1] __snd_timer_user_ioctl+0xe18/0x5ed0 [ 58.757024][ C1] snd_timer_user_ioctl+0x5d/0x80 [ 58.762234][ C1] __se_sys_ioctl+0xfb/0x170 [ 58.767206][ C1] do_syscall_64+0x3d/0xb0 [ 58.771793][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 58.777844][ C1] [ 58.780247][ C1] -> (&new->fa_lock){....}-{2:2} { [ 58.785439][ C1] INITIAL USE at: [ 58.789400][ C1] lock_acquire+0x182/0x4a0 [ 58.795811][ C1] _raw_write_lock_irq+0xae/0xf0 [ 58.802551][ C1] fasync_remove_entry+0xff/0x1d0 [ 58.809290][ C1] __fput+0x65b/0x7b0 [ 58.814985][ C1] task_work_run+0x146/0x1c0 [ 58.821386][ C1] do_exit+0x72b/0x2510 [ 58.827515][ C1] do_group_exit+0x168/0x2d0 [ 58.834170][ C1] get_signal+0x16b0/0x2080 [ 58.840515][ C1] arch_do_signal_or_restart+0x8e/0x6d0 [ 58.847867][ C1] exit_to_user_mode_prepare+0x191/0x220 [ 58.855226][ C1] syscall_exit_to_user_mode+0x26/0x60 [ 58.862401][ C1] do_syscall_64+0x4c/0xb0 [ 58.868534][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 58.876236][ C1] INITIAL READ USE at: [ 58.880631][ C1] lock_acquire+0x182/0x4a0 [ 58.887394][ C1] _raw_read_lock+0x32/0x40 [ 58.894138][ C1] kill_fasync+0x13b/0x430 [ 58.900737][ C1] snd_timer_user_ccallback+0x3ee/0x710 [ 58.908438][ C1] snd_timer_notify1+0x19e/0x340 [ 58.915531][ C1] snd_timer_start1+0x53d/0x640 [ 58.922636][ C1] __snd_timer_user_ioctl+0xe18/0x5ed0 [ 58.930252][ C1] snd_timer_user_ioctl+0x5d/0x80 [ 58.937426][ C1] __se_sys_ioctl+0xfb/0x170 [ 58.944176][ C1] do_syscall_64+0x3d/0xb0 [ 58.951264][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 58.959309][ C1] } [ 58.961887][ C1] ... key at: [] fasync_insert_entry.__key+0x0/0x40 [ 58.970737][ C1] ... acquired at: [ 58.974627][ C1] lock_acquire+0x182/0x4a0 [ 58.979316][ C1] _raw_read_lock+0x32/0x40 [ 58.983975][ C1] kill_fasync+0x13b/0x430 [ 58.988546][ C1] snd_timer_user_ccallback+0x3ee/0x710 [ 58.994258][ C1] snd_timer_notify1+0x19e/0x340 [ 58.999368][ C1] snd_timer_start1+0x53d/0x640 [ 59.004369][ C1] __snd_timer_user_ioctl+0xe18/0x5ed0 [ 59.010092][ C1] snd_timer_user_ioctl+0x5d/0x80 [ 59.015276][ C1] __se_sys_ioctl+0xfb/0x170 [ 59.020021][ C1] do_syscall_64+0x3d/0xb0 [ 59.024589][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 59.030636][ C1] [ 59.032941][ C1] -> (&timer->lock){..-.}-{2:2} { [ 59.037967][ C1] IN-SOFTIRQ-W at: [ 59.041931][ C1] lock_acquire+0x182/0x4a0 [ 59.048064][ C1] _raw_spin_lock_irqsave+0xb3/0x100 [ 59.055197][ C1] snd_timer_interrupt+0x210/0x1410 [ 59.062228][ C1] call_timer_fn+0xf6/0x210 [ 59.068363][ C1] __run_timers+0x6ff/0x910 [ 59.074587][ C1] run_timer_softirq+0x63/0xf0 [ 59.081183][ C1] __do_softirq+0x372/0x783 [ 59.087487][ C1] __irq_exit_rcu+0x21b/0x260 [ 59.093792][ C1] irq_exit_rcu+0x5/0x20 [ 59.099660][ C1] sysvec_apic_timer_interrupt+0x91/0xb0 [ 59.107022][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 59.114638][ C1] rcu_is_watching+0xd/0xb0 [ 59.120877][ C1] get_cached_acl+0x103/0x540 [ 59.127289][ C1] get_acl+0x20/0x2e0 [ 59.132911][ C1] posix_acl_create+0x119/0x560 [ 59.139457][ C1] ext4_init_acl+0xa6/0x3d0 [ 59.145676][ C1] __ext4_new_inode+0x44e7/0x5810 [ 59.152355][ C1] ext4_mkdir+0x3fa/0xc10 [ 59.158316][ C1] vfs_mkdir+0x451/0x630 [ 59.164186][ C1] do_mkdirat+0x267/0x3e0 [ 59.170153][ C1] do_syscall_64+0x3d/0xb0 [ 59.176200][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 59.183738][ C1] INITIAL USE at: [ 59.187613][ C1] lock_acquire+0x182/0x4a0 [ 59.193656][ C1] _raw_spin_lock_irqsave+0xb3/0x100 [ 59.200477][ C1] __snd_timer_user_ioctl+0x1df7/0x5ed0 [ 59.207565][ C1] snd_timer_user_ioctl+0x5d/0x80 [ 59.214419][ C1] __se_sys_ioctl+0xfb/0x170 [ 59.220550][ C1] do_syscall_64+0x3d/0xb0 [ 59.226507][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 59.233943][ C1] } [ 59.236518][ C1] ... key at: [] snd_timer_new.__key+0x0/0x40 [ 59.244650][ C1] ... acquired at: [ 59.248448][ C1] __lock_acquire+0xca1/0x6100 [ 59.253369][ C1] lock_acquire+0x182/0x4a0 [ 59.258053][ C1] _raw_spin_lock_irqsave+0xb3/0x100 [ 59.263621][ C1] snd_timer_interrupt+0x210/0x1410 [ 59.268976][ C1] call_timer_fn+0xf6/0x210 [ 59.273738][ C1] __run_timers+0x6ff/0x910 [ 59.278655][ C1] run_timer_softirq+0x63/0xf0 [ 59.283568][ C1] __do_softirq+0x372/0x783 [ 59.288222][ C1] __irq_exit_rcu+0x21b/0x260 [ 59.293052][ C1] irq_exit_rcu+0x5/0x20 [ 59.297463][ C1] sysvec_apic_timer_interrupt+0x91/0xb0 [ 59.303334][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 59.309463][ C1] rcu_is_watching+0xd/0xb0 [ 59.314132][ C1] get_cached_acl+0x103/0x540 [ 59.318960][ C1] get_acl+0x20/0x2e0 [ 59.323094][ C1] posix_acl_create+0x119/0x560 [ 59.328106][ C1] ext4_init_acl+0xa6/0x3d0 [ 59.332766][ C1] __ext4_new_inode+0x44e7/0x5810 [ 59.337947][ C1] ext4_mkdir+0x3fa/0xc10 [ 59.342430][ C1] vfs_mkdir+0x451/0x630 [ 59.346833][ C1] do_mkdirat+0x267/0x3e0 [ 59.351402][ C1] do_syscall_64+0x3d/0xb0 [ 59.355972][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 59.362021][ C1] [ 59.364349][ C1] [ 59.364349][ C1] stack backtrace: [ 59.370437][ C1] CPU: 1 PID: 8431 Comm: syz-executor065 Not tainted 5.14.0-rc2-syzkaller #0 [ 59.379184][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.389227][ C1] Call Trace: [ 59.392583][ C1] [ 59.395414][ C1] dump_stack_lvl+0x1ae/0x29f [ 59.400179][ C1] ? show_regs_print_info+0x12/0x12 [ 59.405477][ C1] ? log_buf_vmcoreinfo_setup+0x498/0x498 [ 59.411185][ C1] ? print_shortest_lock_dependencies+0xd4/0x150 [ 59.417499][ C1] print_irq_inversion_bug+0xa58/0xda0 [ 59.422946][ C1] ? print_bfs_bug+0x30/0x30 [ 59.427517][ C1] ? unwind_get_return_address+0x48/0x80 [ 59.433158][ C1] ? arch_stack_walk+0x98/0xe0 [ 59.437996][ C1] ? stack_trace_save+0x104/0x1e0 [ 59.443001][ C1] ? stack_trace_snprint+0xe0/0xe0 [ 59.448095][ C1] ? print_irq_lock_scenario+0xa50/0xa50 [ 59.453724][ C1] ? save_trace+0x5a/0x9f0 [ 59.458118][ C1] mark_lock+0x1064/0x1eb0 [ 59.462625][ C1] ? stack_trace_snprint+0xe0/0xe0 [ 59.467713][ C1] ? __bfs+0x700/0x700 [ 59.471764][ C1] ? lockdep_unlock+0x145/0x2e0 [ 59.476625][ C1] ? lockdep_lock+0x2c0/0x2c0 [ 59.481283][ C1] ? mark_lock+0x199/0x1eb0 [ 59.485853][ C1] ? __bfs+0x700/0x700 [ 59.489906][ C1] ? __bfs+0x700/0x700 [ 59.493949][ C1] ? mark_lock+0x199/0x1eb0 [ 59.498429][ C1] ? __bfs+0x700/0x700 [ 59.502473][ C1] ? mark_lock+0x199/0x1eb0 [ 59.506955][ C1] __lock_acquire+0xca1/0x6100 [ 59.511698][ C1] ? register_lock_class+0xd7/0x1210 [ 59.517190][ C1] ? lockdep_lock+0x102/0x2c0 [ 59.521847][ C1] ? trace_lock_acquire+0x190/0x190 [ 59.527111][ C1] ? __lock_acquire+0x44fa/0x6100 [ 59.532116][ C1] ? __lock_acquire+0x145b/0x6100 [ 59.537213][ C1] ? rcu_read_lock_sched_held+0x87/0x110 [ 59.542825][ C1] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 59.548784][ C1] ? __lock_acquire+0x145b/0x6100 [ 59.553791][ C1] lock_acquire+0x182/0x4a0 [ 59.558301][ C1] ? snd_timer_interrupt+0x210/0x1410 [ 59.563653][ C1] ? read_lock_is_recursive+0x10/0x10 [ 59.569008][ C1] ? rcu_read_lock_sched_held+0x87/0x110 [ 59.574623][ C1] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 59.580587][ C1] ? __bfs+0x700/0x700 [ 59.584636][ C1] ? lockdep_hardirqs_off+0x69/0xf0 [ 59.589903][ C1] _raw_spin_lock_irqsave+0xb3/0x100 [ 59.595196][ C1] ? snd_timer_interrupt+0x210/0x1410 [ 59.600641][ C1] ? _raw_spin_lock+0x40/0x40 [ 59.605304][ C1] snd_timer_interrupt+0x210/0x1410 [ 59.610482][ C1] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 59.616456][ C1] ? snd_timer_s_function+0x99/0xf0 [ 59.621987][ C1] ? snd_timer_notify1+0x340/0x340 [ 59.627076][ C1] call_timer_fn+0xf6/0x210 [ 59.631567][ C1] ? snd_timer_notify1+0x340/0x340 [ 59.636682][ C1] ? __run_timers+0x910/0x910 [ 59.641335][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 59.646514][ C1] ? snd_timer_notify1+0x340/0x340 [ 59.651686][ C1] ? lockdep_hardirqs_on+0x8d/0x130 [ 59.656860][ C1] ? snd_timer_notify1+0x340/0x340 [ 59.662036][ C1] __run_timers+0x6ff/0x910 [ 59.666519][ C1] ? trace_timer_cancel+0x220/0x220 [ 59.671698][ C1] ? rcu_read_lock_sched_held+0x87/0x110 [ 59.677310][ C1] ? __bpf_trace_rcu_stall_warning+0x10/0x10 [ 59.683268][ C1] run_timer_softirq+0x63/0xf0 [ 59.688029][ C1] __do_softirq+0x372/0x783 [ 59.692523][ C1] ? __irq_exit_rcu+0x21b/0x260 [ 59.697356][ C1] ? __entry_text_end+0x1fecc9/0x1fecc9 [ 59.702897][ C1] ? irqtime_account_irq+0xd0/0x270 [ 59.708076][ C1] __irq_exit_rcu+0x21b/0x260 [ 59.712859][ C1] ? irq_exit_rcu+0x20/0x20 [ 59.717352][ C1] irq_exit_rcu+0x5/0x20 [ 59.721676][ C1] sysvec_apic_timer_interrupt+0x91/0xb0 [ 59.727300][ C1] [ 59.730224][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 59.736195][ C1] RIP: 0010:rcu_is_watching+0xd/0xb0 [ 59.741470][ C1] Code: 41 5e 41 5f 5d c3 e8 92 a8 6d 08 41 f7 c4 00 02 00 00 75 b6 eb b5 e8 62 a8 6d 08 66 90 41 57 41 56 53 65 83 05 4b e3 96 7e 01 1e bb 6d 08 89 c3 83 f8 08 73 74 49 bf 00 00 00 00 00 fc ff df [ 59.761060][ C1] RSP: 0018:ffffc9000164f820 EFLAGS: 00000282 [ 59.767112][ C1] RAX: 12a9aafecb760900 RBX: 1ffff920002c9f0c RCX: ffffffff816213c5 [ 59.775067][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 59.783017][ C1] RBP: ffffc9000164f8e8 R08: dffffc0000000000 R09: fffffbfff1f5e1b1 [ 59.791061][ C1] R10: fffffbfff1f5e1b1 R11: 0000000000000000 R12: 0000000000004000 [ 59.799012][ C1] R13: dffffc0000000000 R14: 1ffff920002c9f10 R15: ffff888039f60d48 [ 59.806977][ C1] ? __lock_acquire+0x1385/0x6100 [ 59.811986][ C1] get_cached_acl+0x103/0x540 [ 59.816657][ C1] ? asan.module_dtor+0x20/0x20 [ 59.821500][ C1] ? crc32c_pcl_intel_update+0x1bc/0x260 [ 59.827116][ C1] get_acl+0x20/0x2e0 [ 59.831123][ C1] posix_acl_create+0x119/0x560 [ 59.835982][ C1] ext4_init_acl+0xa6/0x3d0 [ 59.840554][ C1] ? __ext4_set_acl+0x5f0/0x5f0 [ 59.845556][ C1] ? trace_prandom_u32+0xde/0x260 [ 59.850559][ C1] ? prandom_u32+0x220/0x260 [ 59.855158][ C1] __ext4_new_inode+0x44e7/0x5810 [ 59.860171][ C1] ? ext4_mark_inode_used+0x1350/0x1350 [ 59.865743][ C1] ? __dquot_initialize+0x202/0xd40 [ 59.870920][ C1] ? smk_access+0x4a0/0x4a0 [ 59.875407][ C1] ext4_mkdir+0x3fa/0xc10 [ 59.879720][ C1] ? ext4_symlink+0x1000/0x1000 [ 59.884559][ C1] ? bpf_lsm_inode_mkdir+0x5/0x10 [ 59.889648][ C1] ? security_inode_mkdir+0xdd/0x120 [ 59.894915][ C1] vfs_mkdir+0x451/0x630 [ 59.899137][ C1] do_mkdirat+0x267/0x3e0 [ 59.903451][ C1] ? print_irqtrace_events+0x220/0x220 [ 59.908889][ C1] ? do_mknodat+0x5c0/0x5c0 [ 59.913373][ C1] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 59.919451][ C1] ? lockdep_hardirqs_on+0x8d/0x130 [ 59.924640][ C1] ? syscall_enter_from_user_mode+0x2e/0x1b0 [ 59.930605][ C1] do_syscall_64+0x3d/0xb0 [ 59.935034][ C1] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 59.941013][ C1] RIP: 0033:0x445d87 [ 59.944979][ C1] Code: 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 [ 59.964592][ C1] RSP: 002b:00007ffc332de6a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000053 [ 59.972993][ C1] RAX: ffffffffffffffda RBX: 000000000000e3bb RCX: 0000000000445d87 [ 59.980959][ C1] RDX: 0000000000000000 RSI: 00000000000001ff RDI: 00007ffc332de740 [ 59.988922][ C1] RBP: 0000000000002ebc R08: 0000000000000000 R09: 0000000000000005 [ 59.996876][ C1] R10: 00007ffc332de445 R11: 0000000000000202 R12: 00007ffc332de6e4 [ 60.004828][ C1] R13: 00007ffc332de740 R14: 00000000000000bd R15: 431bde82d7b634db executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program