Warning: Permanently added '10.128.1.118' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program [ 210.718824][ T30] audit: type=1400 audit(1728877246.471:66): avc: denied { execmem } for pid=477 comm="syz-executor874" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 310.756636][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 310.763441][ C1] (detected by 1, t=10002 jiffies, g=2129, q=62) [ 310.769672][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10002 (4294968291-4294958289), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 310.783046][ C1] rcu: rcu_preempt kthread starved for 10002 jiffies! g2129 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 310.793973][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 310.803788][ C1] rcu: RCU grace-period kthread stack dump: [ 310.809693][ C1] task:rcu_preempt state:R running task stack:28264 pid: 14 ppid: 2 flags:0x00004000 [ 310.820278][ C1] Call Trace: [ 310.823409][ C1] [ 310.826176][ C1] __schedule+0xccc/0x1590 [ 310.830524][ C1] ? release_firmware_map_entry+0x190/0x190 [ 310.836244][ C1] schedule+0x11f/0x1e0 [ 310.840236][ C1] schedule_timeout+0x18c/0x370 [ 310.845096][ C1] ? _raw_spin_unlock_irq+0x4e/0x70 [ 310.850133][ C1] ? console_conditional_schedule+0x30/0x30 [ 310.855859][ C1] ? update_process_times+0x200/0x200 [ 310.861169][ C1] ? prepare_to_swait_event+0x308/0x320 [ 310.866544][ C1] rcu_gp_fqs_loop+0x2af/0xf80 [ 310.871136][ C1] ? debug_smp_processor_id+0x17/0x20 [ 310.876344][ C1] ? __note_gp_changes+0x4ab/0x920 [ 310.881289][ C1] ? rcu_gp_init+0xc30/0xc30 [ 310.885834][ C1] ? _raw_spin_unlock_irq+0x4e/0x70 [ 310.891130][ C1] ? rcu_gp_init+0x9cf/0xc30 [ 310.895554][ C1] rcu_gp_kthread+0xa4/0x350 [ 310.899980][ C1] ? _raw_spin_lock+0x1b0/0x1b0 [ 310.904668][ C1] ? wake_nocb_gp+0x1e0/0x1e0 [ 310.909273][ C1] ? __kasan_check_read+0x11/0x20 [ 310.914126][ C1] ? __kthread_parkme+0xb2/0x200 [ 310.918902][ C1] kthread+0x421/0x510 [ 310.922989][ C1] ? wake_nocb_gp+0x1e0/0x1e0 [ 310.927501][ C1] ? kthread_blkcg+0xd0/0xd0 [ 310.931926][ C1] ret_from_fork+0x1f/0x30 [ 310.936190][ C1] [ 310.939142][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 310.945316][ C1] Sending NMI from CPU 1 to CPUs 0: [ 310.950436][ C0] NMI backtrace for cpu 0 [ 310.950446][ C0] CPU: 0 PID: 489 Comm: syz-executor874 Not tainted 5.15.167-syzkaller-02003-g5e4635681cf1 #0 [ 310.950462][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 310.950473][ C0] RIP: 0010:common_hrtimer_rearm+0x1/0x110 [ 310.950495][ C0] Code: 89 fe 44 89 f2 e8 ef fe fd ff 5b 41 5c 41 5d 41 5e 41 5f 5d c3 49 bd ff ff ff ff ff ff ff 7f eb d4 0f 1f 84 00 00 00 00 00 55 <48> 89 e5 41 57 41 56 41 55 41 54 53 49 89 fc 49 bd 00 00 00 00 00 [ 310.950507][ C0] RSP: 0018:ffffc90000a77a10 EFLAGS: 00000046 [ 310.950521][ C0] RAX: 1ffffffff0a942a6 RBX: ffffffff854a1530 RCX: ffff88811764bb40 [ 310.950532][ C0] RDX: 0000000000000000 RSI: 0000000000b9cecb RDI: ffff888120956b88 [ 310.950542][ C0] RBP: ffffc90000a77af0 R08: ffffffff81627c92 R09: 0000000000000003 [ 310.950553][ C0] R10: fffff5200014ef24 R11: dffffc0000000001 R12: ffff888120956b88 [ 310.950564][ C0] R13: 0000000000b9cecb R14: dffffc0000000000 R15: dffffc0000000000 [ 310.950574][ C0] FS: 00007f483e6136c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 310.950588][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 310.950598][ C0] CR2: 00007f483e612e40 CR3: 0000000120a54000 CR4: 00000000003506b0 [ 310.950611][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 310.950619][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 310.950628][ C0] Call Trace: [ 310.950634][ C0] [ 310.950639][ C0] ? show_regs+0x58/0x60 [ 310.950654][ C0] ? nmi_cpu_backtrace+0x29f/0x300 [ 310.950672][ C0] ? nmi_trigger_cpumask_backtrace+0x270/0x270 [ 310.950689][ C0] ? common_hrtimer_rearm+0x1/0x110 [ 310.950702][ C0] ? common_hrtimer_rearm+0x1/0x110 [ 310.950715][ C0] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 310.950730][ C0] ? nmi_handle+0xa8/0x280 [ 310.950745][ C0] ? common_hrtimer_rearm+0x1/0x110 [ 310.950757][ C0] ? default_do_nmi+0x69/0x160 [ 310.950772][ C0] ? exc_nmi+0xad/0x100 [ 310.950784][ C0] ? end_repeat_nmi+0x16/0x31 [ 310.950799][ C0] ? posixtimer_rearm+0x152/0x3f0 [ 310.950816][ C0] ? common_hrtimer_rearm+0x1/0x110 [ 310.950829][ C0] ? common_hrtimer_rearm+0x1/0x110 [ 310.950842][ C0] ? common_hrtimer_rearm+0x1/0x110 [ 310.950854][ C0] [ 310.950858][ C0] [ 310.950863][ C0] ? posixtimer_rearm+0x1a7/0x3f0 [ 310.950878][ C0] ? __dequeue_signal+0x384/0x600 [ 310.950893][ C0] ? alarmtimer_resume+0x60/0x60 [ 310.950909][ C0] ? __kasan_check_write+0x14/0x20 [ 310.950925][ C0] ? recalc_sigpending+0x1a5/0x230 [ 310.950939][ C0] dequeue_signal+0x1ed/0x520 [ 310.950953][ C0] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 310.950969][ C0] ? unhandled_signal+0x150/0x150 [ 310.950984][ C0] get_signal+0x7cf/0x1630 [ 310.951001][ C0] arch_do_signal_or_restart+0xbd/0x1680 [ 310.951015][ C0] ? __do_compat_sys_x32_rt_sigreturn+0x1e0/0x1e0 [ 310.951030][ C0] ? _raw_spin_lock_irq+0xa5/0x1b0 [ 310.951046][ C0] ? __kasan_check_write+0x14/0x20 [ 310.951060][ C0] ? _copy_from_user+0x96/0xd0 [ 310.951074][ C0] ? restore_altstack+0x274/0x400 [ 310.951090][ C0] ? get_sigframe_size+0x10/0x10 [ 310.951102][ C0] ? __ia32_sys_sigaltstack+0x70/0x70 [ 310.951120][ C0] ? __do_sys_rt_sigreturn+0x160/0x1e0 [ 310.951135][ C0] exit_to_user_mode_loop+0xa0/0xe0 [ 310.951149][ C0] exit_to_user_mode_prepare+0x5a/0xa0 [ 310.951163][ C0] syscall_exit_to_user_mode+0x26/0x160 [ 310.951178][ C0] do_syscall_64+0x47/0xb0 [ 310.951190][ C0] ? clear_bhb_loop+0x35/0x90 [ 310.951203][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 310.951216][ C0] RIP: 0033:0x7f483e652417 [ 310.951236][ C0] Code: 14 25 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 18 00 00 90 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 b0 ff ff ff f7 d8 64 89 [ 310.951247][ C0] RSP: 002b:00007f483e613238 EFLAGS: 00000246 [ 310.951258][ C0] RAX: 00000000000000ca RBX: 00007f483e6dc308 RCX: 00007f483e652419 [ 310.951268][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f483e6dc308 [ 310.951277][ C0] RBP: 00007f483e6dc300 R08: 00007f483e6136c0 R09: 00007f483e6136c0 [ 310.951288][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f483e6dc30c [ 310.951297][ C0] R13: 0000000000000000 R14: 00007ffd3c0074f0 R15: 00007ffd3c0075d8 [ 310.951309][ C0] [ 428.816598][ C0] BUG: workqueue lockup - pool cpus=0-1 flags=0x4 nice=0 stuck for 218s! [ 428.824886][ C0] Showing busy workqueues and worker pools: [ 428.830621][ C0] workqueue events: flags=0x0 [ 428.835145][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=2/256 refcnt=3 [ 428.835186][ C0] pending: vmstat_shepherd, psi_avgs_work [ 428.835224][ C0] workqueue events_unbound: flags=0x2 [ 428.854245][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=2/512 refcnt=4 [ 428.854280][ C0] pending: toggle_allocation_gate, flush_memcg_stats_dwork [ 428.854322][ C0] workqueue events_power_efficient: flags=0x80 [ 428.874643][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=3/256 refcnt=4 [ 428.874685][ C0] pending: neigh_periodic_work, neigh_periodic_work, gc_worker [ 428.874725][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.874757][ C0] pending: check_lifetime [ 428.874781][ C0] workqueue writeback: flags=0x4a [ 428.906862][ C0] pwq 4: cpus=0-1 flags=0x4 nice=0 active=1/256 refcnt=3 [ 428.906899][ C0] pending: wb_workfn [ 428.906929][ C0] workqueue dm_bufio_cache: flags=0x8 [ 428.923260][ C0] pwq 0: cpus=0 node=0 flags=0x0 nice=0 active=1/256 refcnt=2 [ 428.923299][ C0] pending: work_fn [ 428.923415][ C0] workqueue ipv6_addrconf: flags=0x40008 [ 428.940227][ C0] pwq 2: cpus=1 node=0 flags=0x0 nice=0 active=1/1 refcnt=2 [ 428.940265][ C0] pending: addrconf_verify_work