INIT: Id "3" respawning too fast: disabled for 5 minutes INIT: Id "5" respawning too fast: disabled for 5 minutes INIT: Id "6" respawning too fast: disabled for 5 minutes INIT: Id "2" respawning too fast: disabled for 5 minutes INIT: Id "4" respawning too fast: disabled for 5 minutes Warning: Permanently added '10.128.10.51' (ECDSA) to the list of known hosts. executing program executing program executing program executing program [ 574.570219] hrtimer: interrupt took 37447 ns executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 695.416024] INFO: rcu_preempt self-detected stall on CPU [ 695.421671] 0-...: (10498 ticks this GP) idle=a87/140000000000001/0 softirq=3743/3743 fqs=5238 [ 695.430599] (t=10500 jiffies g=854 c=853 q=11) [ 695.435470] Task dump for CPU 0: [ 695.438839] syz-executor259 R running task 28408 2445 2161 0x0000000c [ 695.446298] ffff8801db607c40 ffffffff813fc9e1 ffffffff813fc7e0 0000000000000001 [ 695.454399] 0000000000000000 ffff8801db621000 dffffc0000000000 ffffffff830d59c8 [ 695.462473] ffffffff830d5a00 ffff8801db607c60 ffffffff813fceac ffffffff830d5980 [ 695.470512] Call Trace: [ 695.473072] [ 695.475180] [<000000005bf8f675>] sched_show_task.cold+0x27f/0x327 [ 695.481615] [<00000000e5d3766a>] ? sched_show_task.cold+0x7e/0x327 [ 695.488013] [<00000000dfca9c66>] dump_cpu_task+0x7a/0x7f [ 695.493562] [<00000000f3e05166>] rcu_dump_cpu_stacks+0x193/0x1c3 [ 695.499789] [<00000000f8efe9ad>] rcu_check_callbacks.cold+0x44a/0xd2f [ 695.506538] [<00000000057338bb>] ? rcu_read_lock_sched_held+0x10b/0x130 [ 695.513543] [<000000004a523ef5>] update_process_times+0x31/0x70 [ 695.520367] [<0000000050bf0eb2>] tick_sched_handle.isra.0+0x4a/0xf0 [ 695.526873] [<00000000ea8ad634>] tick_sched_timer+0x7a/0x130 [ 695.532748] [<0000000078cc8b4a>] ? tick_sched_handle.isra.0+0xf0/0xf0 [ 695.539497] [<00000000a9ef483d>] __hrtimer_run_queues+0x313/0xe00 [ 695.545837] [<00000000f232937a>] ? hrtimer_fixup_init+0x70/0x70 [ 695.552030] [<000000003369252c>] ? kvm_clock_get_cycles+0x9/0x10 [ 695.558274] [<00000000aba2465e>] ? hrtimer_interrupt+0x121/0x450 [ 695.564606] [<0000000030b4301a>] hrtimer_interrupt+0x1b6/0x450 [ 695.570673] [<0000000096e6ed1a>] local_apic_timer_interrupt+0x76/0xa0 [ 695.577409] [<000000000ef29d4a>] smp_apic_timer_interrupt+0x79/0xb0 [ 695.584206] [<00000000f9b433b7>] apic_timer_interrupt+0x9d/0xb0 [ 695.590354] [ 695.592461] [<000000000e9aa601>] ? perf_output_read+0x776/0x12e0 [ 695.598829] [<000000001ab21bdd>] ? check_memory_region+0x53/0x180 [ 695.605275] [<00000000c936b86c>] memcpy+0x38/0x50 [ 695.610250] [<000000000e9aa601>] perf_output_read+0x776/0x12e0 [ 695.617193] [<000000000867be27>] ? perf_addr_filters_splice+0x540/0x540 [ 695.624348] [<000000005614e63e>] ? __lock_acquire+0x5e5/0x4350 [ 695.630487] [<00000000d08324b0>] ? check_preemption_disabled+0x3c/0x200 [ 695.637341] [<0000000081e9d0c0>] ? retint_kernel+0x2d/0x2d [ 695.643042] [<0000000007066157>] ? perf_output_copy+0x151/0x1d0 [ 695.649180] [<000000002976b91a>] perf_output_sample+0x1142/0x17e0 [ 695.655583] [<0000000081e9d0c0>] ? retint_kernel+0x2d/0x2d [ 695.661290] [<00000000fff5c7f5>] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 695.668034] [<00000000fff5c7f5>] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 695.674784] [<00000000c2b0f002>] ? perf_event__output_id_sample+0x80/0x80 [ 695.681819] [<00000000bf87a6c7>] perf_event_output_forward+0x129/0x240 [ 695.688594] [<00000000694d57d3>] ? perf_prepare_sample+0xea0/0xea0 [ 695.694992] [<00000000694d57d3>] ? perf_prepare_sample+0xea0/0xea0 [ 695.702186] [<000000004a24378b>] ? __this_cpu_preempt_check+0x1d/0x30 [ 695.708944] [<000000004d74fafa>] __perf_event_overflow+0x121/0x330 [ 695.715351] [<00000000e4fec4f8>] perf_swevent_overflow+0x17c/0x210 [ 695.721780] [<00000000d08324b0>] ? check_preemption_disabled+0x3c/0x200 [ 695.728636] [<00000000f8ce4402>] perf_swevent_event+0x1ac/0x280 [ 695.734779] [<00000000d36b2678>] ___perf_sw_event+0x299/0x4c0 [ 695.740740] [<000000005f2b96c0>] ? ___perf_sw_event+0x112/0x4c0 [ 695.747230] [<000000002e30f78d>] ? trace_hardirqs_on+0x10/0x10 [ 695.753309] [<00000000a02ef60a>] ? perf_pending_event+0xe0/0xe0 [ 695.759567] [<00000000fff5c7f5>] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 695.766530] [<000000003353ad53>] ? handle_mm_fault+0xc10/0x2420 [ 695.772668] [<0000000071f5f8ce>] ? handle_mm_fault+0x501/0x2420 [ 695.778841] [<00000000abbd8bab>] ? _raw_spin_unlock+0x2d/0x50 [ 695.784808] [<0000000005842767>] ? handle_mm_fault+0x546/0x2420 [ 695.790946] [<000000007ef6dbf2>] ? mark_held_locks+0xb1/0x100 [ 695.796933] [<000000003ce2c1bb>] ? vm_insert_page+0x840/0x840 [ 695.802897] [<00000000fff5c7f5>] ? debug_lockdep_rcu_enabled+0x71/0xa0 [ 695.809662] [<00000000d08324b0>] ? check_preemption_disabled+0x3c/0x200 [ 695.816516] [<000000000b5d6667>] ? debug_smp_processor_id+0x1c/0x20 [ 695.823029] [<00000000bc606afc>] __perf_sw_event+0x47/0x90 [ 695.828756] [<0000000003893e6b>] __do_page_fault+0x6cd/0xa60 [ 695.834658] [<00000000548e6359>] ? bad_area_access_error+0x3d0/0x3d0 [ 695.841233] [<000000009e5062a3>] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 695.848189] [<00000000daba32da>] do_page_fault+0x28/0x30 [ 695.853722] [<00000000caabc158>] page_fault+0x25/0x30 [ 695.859014] [<00000000d9c9cca7>] ? copy_user_enhanced_fast_string+0x7/0x10 [ 695.866107] [<00000000212f34e5>] ? copy_page_from_iter+0x1c8/0x620 [ 695.872565] [<0000000051e5e008>] pipe_write+0x25a/0xe40 [ 695.878014] [<000000004d95adaf>] __vfs_write+0x3c1/0x560 [ 695.884765] [<00000000343bbab0>] ? bpf_fd_pass+0x270/0x270 [ 695.890498] [<00000000d0485417>] ? __vfs_read+0x550/0x550 [ 695.896208] [<0000000029a32053>] ? selinux_file_permission+0x85/0x470 [ 695.903890] [<000000004c95eb0a>] ? security_file_permission+0x8f/0x1f0 [ 695.910747] [<00000000e84a5d75>] ? rw_verify_area+0xea/0x2b0 [ 695.916713] [<000000005d0f5efa>] vfs_write+0x185/0x520 [ 695.922069] [<0000000092980a6c>] SyS_write+0xdc/0x1c0 [ 695.927422] [<000000005227eec7>] ? SyS_read+0x1c0/0x1c0 [ 695.932882] [<00000000d167df5b>] ? do_syscall_64+0x4a/0x570 [ 695.938761] [<000000005227eec7>] ? SyS_read+0x1c0/0x1c0 [ 695.944409] [<0000000065c8804c>] do_syscall_64+0x1ad/0x570 [ 695.950290] [<000000009cbcc93d>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb