rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: rcu: 0-...0: (1 ticks this GP) idle=fbe4/1/0x4000000000000000 softirq=37600/37601 fqs=2 rcu: hardirqs softirqs csw/system rcu: number: 0 0 0 rcu: cputime: 0 0 0 ==> 34450(ms) rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P6027/1:b..l rcu: (detected by 1, t=10505 jiffies, g=28917, q=441 ncpus=2) Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 9 Comm: kworker/0:0 Not tainted 6.16.0-rc6-syzkaller-00279-gbf61759db409 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: wg-crypt-wg0 wg_packet_encrypt_worker RIP: 0010:io_serial_in+0x77/0xc0 drivers/tty/serial/8250/8250_port.c:409 Code: e8 fe f9 79 fc 44 89 f9 d3 e3 49 83 c6 40 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 1f 0b dc fc 41 03 1e 89 da ec <0f> b6 c0 5b 41 5c 41 5e 41 5f e9 ca 45 2a 06 cc 44 89 f9 80 e1 07 RSP: 0018:ffffc90000006a78 EFLAGS: 00000006 RAX: 1ffffffff33bec05 RBX: 00000000000003f9 RCX: 0000000000000000 RDX: 00000000000003f9 RSI: 0000000000000000 RDI: 0000000000000020 RBP: ffffc90000006c50 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: ffffffff85462d50 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffffffff99df6300 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff888125c23000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cb5ffff CR3: 0000000029a1c000 CR4: 00000000003526f0 Call Trace: serial_port_in include/linux/serial_core.h:793 [inline] serial8250_console_write+0x584/0x1ba0 drivers/tty/serial/8250/8250_port.c:3420 console_emit_next_record kernel/printk/printk.c:3138 [inline] console_flush_all+0x728/0xc40 kernel/printk/printk.c:3226 __console_flush_and_unlock kernel/printk/printk.c:3285 [inline] console_unlock+0xc4/0x270 kernel/printk/printk.c:3325 vprintk_emit+0x5b7/0x7a0 kernel/printk/printk.c:2450 _printk+0xcf/0x120 kernel/printk/printk.c:2475 show_trace_log_lvl+0x4d0/0x550 arch/x86/kernel/dumpstack.c:282 sched_show_task+0x49d/0x630 kernel/sched/core.c:7754 show_state_filter+0x187/0x2b0 kernel/sched/core.c:7799 kbd_keycode drivers/tty/vt/keyboard.c:1515 [inline] kbd_event+0x2bdd/0x3ec0 drivers/tty/vt/keyboard.c:1534 input_handle_events_default+0xd1/0x1a0 drivers/input/input.c:2575 input_pass_values+0x288/0x890 drivers/input/input.c:127 input_event_dispose+0x330/0x6b0 drivers/input/input.c:341 input_event+0x8c/0xc0 drivers/input/input.c:395 input_sync include/linux/input.h:464 [inline] hidinput_report_event+0xa1/0x100 drivers/hid/hid-input.c:1733 hid_report_raw_event+0x148b/0x16d0 drivers/hid/hid-core.c:2068 __hid_input_report drivers/hid/hid-core.c:2131 [inline] hid_input_report+0x43e/0x520 drivers/hid/hid-core.c:2153 hid_irq_in+0x47e/0x6d0 drivers/hid/usbhid/hid-core.c:286 __usb_hcd_giveback_urb+0x417/0x690 drivers/usb/core/hcd.c:1650 dummy_timer+0x862/0x4550 drivers/usb/gadget/udc/dummy_hcd.c:1995 __run_hrtimer kernel/time/hrtimer.c:1761 [inline] __hrtimer_run_queues+0x52c/0xc60 kernel/time/hrtimer.c:1825 hrtimer_run_softirq+0x187/0x2b0 kernel/time/hrtimer.c:1842 handle_softirqs+0x286/0x870 kernel/softirq.c:579 do_softirq+0xec/0x180 kernel/softirq.c:480 __local_bh_enable_ip+0x17d/0x1c0 kernel/softirq.c:407 spin_unlock_bh include/linux/spinlock.h:396 [inline] ptr_ring_consume_bh include/linux/ptr_ring.h:367 [inline] wg_packet_encrypt_worker+0x167a/0x1720 drivers/net/wireguard/send.c:293 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3321 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3402 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 task:kworker/u8:6 state:R do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 running task stack:20392 pid:6027 tgid:6027 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: bat_events batadv_nc_worker Call Trace: entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f73c99f4a37 context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 RSP: 002b:00007ffdb76c0e98 EFLAGS: 00000206 ORIG_RAX: 0000000000000067 RAX: ffffffffffffffda RBX: 00007f73c9b94490 RCX: 00007f73c99f4a37 RDX: 00000000000003ff RSI: 00007f73c9b94490 RDI: 0000000000000002 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000004000 R11: 0000000000000206 R12: 00007f73c9b94490 R13: 00007f73c9b71dfe R14: 00007f73c9b9451a R15: 00007f73c9b9451a task:udevd state:R preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7109 running task stack:25256 pid:5216 tgid:5216 ppid:1 task_flags:0x400140 flags:0x00004002 Call Trace: irqentry_exit+0x6f/0x90 kernel/entry/common.c:307 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 RIP: 0010:lock_acquire+0x175/0x360 kernel/locking/lockdep.c:5875 Code: 00 00 00 00 9c 8f 44 24 30 f7 44 24 30 00 02 00 00 0f 85 cd 00 00 00 f7 44 24 08 00 02 00 00 74 01 fb 65 48 8b 05 9b 93 01 11 <48> 3b 44 24 58 0f 85 f2 00 00 00 48 83 c4 60 5b 41 5c 41 5d 41 5e RSP: 0018:ffffc90003b0f980 EFLAGS: 00000206 RAX: f36abf202b8d6d00 RBX: 0000000000000000 RCX: f36abf202b8d6d00 RDX: 0000000000000000 RSI: ffffffff8db83fd2 RDI: ffffffff8be28d40 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 RBP: ffffffff8b3b5662 R08: 0000000000000000 R09: ffffffff8b3b5662 schedule_hrtimeout_range_clock+0x13c/0x2f0 kernel/time/sleep_timeout.c:216 R10: dffffc0000000000 R11: fffffbfff1f43b9f R12: 0000000000000002 R13: ffffffff8e13f0e0 R14: 0000000000000000 R15: 0000000000000246 ep_poll fs/eventpoll.c:2114 [inline] do_epoll_wait+0xcac/0xf40 fs/eventpoll.c:2530 rcu_lock_acquire include/linux/rcupdate.h:331 [inline] rcu_read_lock include/linux/rcupdate.h:841 [inline] batadv_nc_purge_orig_hash net/batman-adv/network-coding.c:408 [inline] batadv_nc_worker+0xef/0x610 net/batman-adv/network-coding.c:719 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3321 __do_sys_epoll_wait fs/eventpoll.c:2538 [inline] __se_sys_epoll_wait fs/eventpoll.c:2533 [inline] __x64_sys_epoll_wait+0x1be/0x210 fs/eventpoll.c:2533 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3402 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 kthread+0x70e/0x8a0 kernel/kthread.c:464 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f5bc06a7407 RSP: 002b:00007ffc35b357a0 EFLAGS: 00000202 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 00007f5bc0d9e880 RCX: 00007f5bc06a7407 RDX: 0000000000000008 RSI: 00007ffc35b35900 RDI: 000000000000000b RBP: 00000000000000d9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000bb8 R11: 0000000000000202 R12: 0000000000000000 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 R13: 000055b30640a100 R14: 000055b316789e60 R15: 0000000000000000 rcu: rcu_preempt kthread starved for 3445 jiffies! g28917 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 task:dbus-daemon state:S rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. stack:28008 pid:5495 tgid:5495 ppid:1 task_flags:0x400140 flags:0x00004002 rcu: RCU grace-period kthread stack dump: Call Trace: task:rcu_preempt state:R running task stack:27320 pid:16 tgid:16 ppid:2 task_flags:0x208040 flags:0x00004000 context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_hrtimeout_range_clock+0x1c5/0x2f0 kernel/time/sleep_timeout.c:207 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_timeout+0x12b/0x270 kernel/time/sleep_timeout.c:99 ep_poll fs/eventpoll.c:2114 [inline] do_epoll_wait+0xcac/0xf40 fs/eventpoll.c:2530 rcu_gp_fqs_loop+0x301/0x1540 kernel/rcu/tree.c:2054 __do_sys_epoll_wait fs/eventpoll.c:2538 [inline] __se_sys_epoll_wait fs/eventpoll.c:2533 [inline] __x64_sys_epoll_wait+0x1be/0x210 fs/eventpoll.c:2533 rcu_gp_kthread+0x99/0x390 kernel/rcu/tree.c:2256 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 kthread+0x70e/0x8a0 kernel/kthread.c:464 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa31306e407 RSP: 002b:00007fff3e51cd90 EFLAGS: 00000202 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 00007fa312f80840 RCX: 00007fa31306e407 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 RDX: 0000000000000040 RSI: 00007fff3e51cde0 RDI: 0000000000000003 RBP: 0000561d62529f28 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000202 R12: ffffffffffffffff R13: 0000561d625298e0 R14: 0000000000000001 R15: 0000000000000000 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 task:dhcpcd state:S stack:25608 pid:5510 tgid:5510 ppid:1 task_flags:0x400140 flags:0x00004002 rcu: Stack dump where RCU GP kthread last ran: Call Trace: CPU: 1 UID: 0 PID: 6308 Comm: kworker/u8:9 Not tainted 6.16.0-rc6-syzkaller-00279-gbf61759db409 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 Workqueue: events_unbound toggle_allocation_gate RIP: 0010:check_kcov_mode kernel/kcov.c:194 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x37/0x70 kernel/kcov.c:217 Code: 08 d0 9f 92 65 8b 15 78 a8 df 10 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 3c 16 00 00 00 74 2c 8b 91 18 16 00 00 <83> fa 02 75 21 48 8b 91 20 16 00 00 48 8b 32 48 8d 7e 01 8b 89 1c RSP: 0018:ffffc900040cf698 EFLAGS: 00000246 RAX: ffffffff81b4bd80 RBX: ffff8880b873b1c0 RCX: ffff88802cac5a00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 RBP: ffffc900040cf800 R08: ffffffff8fa1dcf7 R09: 1ffffffff1f43b9e schedule_hrtimeout_range_clock+0x1c5/0x2f0 kernel/time/sleep_timeout.c:207 R10: dffffc0000000000 R11: fffffbfff1f43b9f R12: 1ffff110170c8385 R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8880b8641c28 FS: 0000000000000000(0000) GS:ffff888125d23000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000559f480cb950 CR3: 000000000df38000 CR4: 00000000003526f0 Call Trace: poll_schedule_timeout+0xd1/0x1b0 fs/select.c:241 do_poll fs/select.c:958 [inline] do_sys_poll+0x73b/0x1070 fs/select.c:1009 csd_lock_wait kernel/smp.c:340 [inline] smp_call_function_many_cond+0xf80/0x12d0 kernel/smp.c:885 on_each_cpu_cond_mask+0x3f/0x80 kernel/smp.c:1052 on_each_cpu include/linux/smp.h:71 [inline] smp_text_poke_sync_each_cpu arch/x86/kernel/alternative.c:2691 [inline] smp_text_poke_batch_finish+0x5e0/0x1100 arch/x86/kernel/alternative.c:2901 __do_sys_ppoll fs/select.c:1115 [inline] __se_sys_ppoll+0x1ff/0x260 fs/select.c:1095 arch_jump_label_transform_apply+0x1c/0x30 arch/x86/kernel/jump_label.c:146 static_key_enable_cpuslocked+0x128/0x250 kernel/jump_label.c:210 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 static_key_enable+0x1a/0x20 kernel/jump_label.c:223 toggle_allocation_gate+0xad/0x240 mm/kfence/core.c:850 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f65fa1e0407 RSP: 002b:00007ffcb700f1a0 EFLAGS: 00000202 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3321 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00007f65fa156740 RCX: 00007f65fa1e0407 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3402 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 00005616f42f0900 RBP: 00007ffcb701f8d0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffcb701f8d0 R11: 0000000000000202 R12: 00005616eda355e0 kthread+0x70e/0x8a0 kernel/kthread.c:464 R13: 00005616f42ea440 R14: 0000000000000001 R15: 00005616f42deaa8 task:dhcpcd state:S stack:21384 pid:5511 tgid:5511 ppid:5510 task_flags:0x400140 flags:0x00004002 Call Trace: ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 do_wait+0x299/0x520 kernel/exit.c:1714 kernel_wait4+0x1af/0x280 kernel/exit.c:1868 __do_sys_wait4 kernel/exit.c:1896 [inline] __se_sys_wait4 kernel/exit.c:1892 [inline] __x64_sys_wait4+0x133/0x1e0 kernel/exit.c:1892 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f65fa1e0407 RSP: 002b:00007ffcb6fff2b0 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 00007f65fa156740 RCX: 00007f65fa1e0407 RDX: 0000000000000000 RSI: 00007ffcb6fff328 RDI: 0000000000001b25 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffcb701f690 R13: 00007f65fa1566c8 R14: 00007ffcb6fff328 R15: 00007ffcb700f460 task:dhcpcd state:S stack:25880 pid:5512 tgid:5512 ppid:5510 task_flags:0x400140 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_hrtimeout_range_clock+0x1c5/0x2f0 kernel/time/sleep_timeout.c:207 poll_schedule_timeout+0xd1/0x1b0 fs/select.c:241 do_poll fs/select.c:958 [inline] do_sys_poll+0x73b/0x1070 fs/select.c:1009 __do_sys_ppoll fs/select.c:1115 [inline] __se_sys_ppoll+0x1ff/0x260 fs/select.c:1095 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f65fa1e0407 RSP: 002b:00007ffcb701f590 EFLAGS: 00000202 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00007f65fa156740 RCX: 00007f65fa1e0407 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 00005616f42f06a0 RBP: 00007ffcb701f8d0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffcb701f8d0 R11: 0000000000000202 R12: 00005616eda355e0 R13: 00005616f42eadf0 R14: 0000000000000000 R15: 00007ffcb701f680 task:dhcpcd state:S stack:26424 pid:5513 tgid:5513 ppid:5510 task_flags:0x400140 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_hrtimeout_range_clock+0x1c5/0x2f0 kernel/time/sleep_timeout.c:207 poll_schedule_timeout+0xd1/0x1b0 fs/select.c:241 do_poll fs/select.c:958 [inline] do_sys_poll+0x73b/0x1070 fs/select.c:1009 __do_sys_ppoll fs/select.c:1115 [inline] __se_sys_ppoll+0x1ff/0x260 fs/select.c:1095 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f65fa1e0407 RSP: 002b:00007ffcb701f590 EFLAGS: 00000202 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00007f65fa156740 RCX: 00007f65fa1e0407 RDX: 0000000000000000 RSI: 0000000000000005 RDI: 00005616f42f0900 RBP: 00007ffcb701f8d0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffcb701f8d0 R11: 0000000000000202 R12: 00005616eda355e0 R13: 00005616f42eadf0 R14: 0000000000000000 R15: 00007ffcb701f680 task:crond state:R running task stack:24104 pid:5590 tgid:5590 ppid:1 task_flags:0x400000 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 do_nanosleep+0x1c7/0x600 kernel/time/hrtimer.c:2100 hrtimer_nanosleep+0x169/0x360 kernel/time/hrtimer.c:2147 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1399 [inline] __se_sys_clock_nanosleep+0x2f1/0x380 kernel/time/posix-timers.c:1376 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f8036f04407 RSP: 002b:00007ffd9483a5c0 EFLAGS: 00000202 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 00007f8036db4c80 RCX: 00007f8036f04407 RDX: 00007ffd9483a600 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000 R10: 00007ffd9483a600 R11: 0000000000000202 R12: 0000000000000000 R13: 000000000000003c R14: 0000000000000000 R15: 0000000000000035 task:sshd state:S stack:26056 pid:5607 tgid:5607 ppid:1 task_flags:0x400140 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_hrtimeout_range_clock+0x1c5/0x2f0 kernel/time/sleep_timeout.c:207 poll_schedule_timeout+0xd1/0x1b0 fs/select.c:241 do_poll fs/select.c:958 [inline] do_sys_poll+0x73b/0x1070 fs/select.c:1009 __do_sys_ppoll fs/select.c:1115 [inline] __se_sys_ppoll+0x1ff/0x260 fs/select.c:1095 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f7a048a7407 RSP: 002b:00007ffd2555cf40 EFLAGS: 00000202 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00007f7a04fc1300 RCX: 00007f7a048a7407 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000558edab31820 RBP: 0000000000000002 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffd2555d210 R11: 0000000000000202 R12: 0000000000000064 R13: 0000000000000000 R14: 0000558eb9493004 R15: 0000000000000002 task:getty state:S stack:21736 pid:5608 tgid:5608 ppid:1 task_flags:0x400000 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_timeout+0x9a/0x270 kernel/time/sleep_timeout.c:75 wait_woken+0xbd/0x1b0 kernel/sched/wait.c:423 n_tty_wait_for_input drivers/tty/n_tty.c:2169 [inline] n_tty_read+0xd57/0x1400 drivers/tty/n_tty.c:2264 iterate_tty_read drivers/tty/tty_io.c:847 [inline] tty_read+0x240/0x660 drivers/tty/tty_io.c:922 new_sync_read fs/read_write.c:491 [inline] vfs_read+0x4cd/0x980 fs/read_write.c:572 ksys_read+0x145/0x250 fs/read_write.c:715 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f6ec4b3b407 RSP: 002b:00007ffe44d171c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007f6ec49ebc80 RCX: 00007f6ec4b3b407 RDX: 0000000000000001 RSI: 00007ffe44d17220 RDI: 0000000000000000 RBP: 000055dcc635b9ac R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 000055dcc635b9ac R13: 0000000000000000 R14: 0000000000000002 R15: 0000000000000002 task:dhcpcd state:S stack:24648 pid:5640 tgid:5640 ppid:5511 task_flags:0x400140 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_hrtimeout_range_clock+0x1c5/0x2f0 kernel/time/sleep_timeout.c:207 poll_schedule_timeout+0xd1/0x1b0 fs/select.c:241 do_poll fs/select.c:958 [inline] do_sys_poll+0x73b/0x1070 fs/select.c:1009 __do_sys_ppoll fs/select.c:1115 [inline] __se_sys_ppoll+0x1ff/0x260 fs/select.c:1095 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f65fa1e0407 RSP: 002b:00007ffcb701f590 EFLAGS: 00000202 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00007f65fa156740 RCX: 00007f65fa1e0407 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00005616f42f7800 RBP: 00007ffcb701f8d0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffcb701f8d0 R11: 0000000000000202 R12: 00005616eda355e0 R13: 00005616f42eadf0 R14: 0000000000000000 R15: 00007ffcb701f680 task:dhcpcd state:S stack:24648 pid:5647 tgid:5647 ppid:5511 task_flags:0x400140 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_hrtimeout_range_clock+0x1c5/0x2f0 kernel/time/sleep_timeout.c:207 poll_schedule_timeout+0xd1/0x1b0 fs/select.c:241 do_poll fs/select.c:958 [inline] do_sys_poll+0x73b/0x1070 fs/select.c:1009 __do_sys_ppoll fs/select.c:1115 [inline] __se_sys_ppoll+0x1ff/0x260 fs/select.c:1095 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f65fa1e0407 RSP: 002b:00007ffcb701f590 EFLAGS: 00000202 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00007f65fa156740 RCX: 00007f65fa1e0407 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00005616f42f7800 RBP: 00007ffcb701f8d0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffcb701f8d0 R11: 0000000000000202 R12: 00005616eda355e0 R13: 00005616f42eadf0 R14: 0000000000000000 R15: 00007ffcb701f680 task:dhcpcd state:S stack:24648 pid:5649 tgid:5649 ppid:5511 task_flags:0x400140 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_hrtimeout_range_clock+0x1c5/0x2f0 kernel/time/sleep_timeout.c:207 poll_schedule_timeout+0xd1/0x1b0 fs/select.c:241 do_poll fs/select.c:958 [inline] do_sys_poll+0x73b/0x1070 fs/select.c:1009 __do_sys_ppoll fs/select.c:1115 [inline] __se_sys_ppoll+0x1ff/0x260 fs/select.c:1095 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f65fa1e0407 RSP: 002b:00007ffcb701f590 EFLAGS: 00000202 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00007f65fa156740 RCX: 00007f65fa1e0407 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00005616f42f7800 RBP: 00007ffcb701f8d0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffcb701f8d0 R11: 0000000000000202 R12: 00005616eda355e0 R13: 00005616f42eadf0 R14: 0000000000000000 R15: 00007ffcb701f680 task:dhcpcd state:S stack:24648 pid:5653 tgid:5653 ppid:5511 task_flags:0x400140 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_hrtimeout_range_clock+0x1c5/0x2f0 kernel/time/sleep_timeout.c:207 poll_schedule_timeout+0xd1/0x1b0 fs/select.c:241 do_poll fs/select.c:958 [inline] do_sys_poll+0x73b/0x1070 fs/select.c:1009 __do_sys_ppoll fs/select.c:1115 [inline] __se_sys_ppoll+0x1ff/0x260 fs/select.c:1095 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f65fa1e0407 RSP: 002b:00007ffcb701f590 EFLAGS: 00000202 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00007f65fa156740 RCX: 00007f65fa1e0407 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00005616f42f7800 RBP: 00007ffcb701f8d0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffcb701f8d0 R11: 0000000000000202 R12: 00005616eda355e0 R13: 00005616f42eadf0 R14: 0000000000000000 R15: 00007ffcb701f680 task:dhcpcd state:S stack:24648 pid:5661 tgid:5661 ppid:5511 task_flags:0x400140 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_hrtimeout_range_clock+0x1c5/0x2f0 kernel/time/sleep_timeout.c:207 poll_schedule_timeout+0xd1/0x1b0 fs/select.c:241 do_poll fs/select.c:958 [inline] do_sys_poll+0x73b/0x1070 fs/select.c:1009 __do_sys_ppoll fs/select.c:1115 [inline] __se_sys_ppoll+0x1ff/0x260 fs/select.c:1095 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f65fa1e0407 RSP: 002b:00007ffcb701f590 EFLAGS: 00000202 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00007f65fa156740 RCX: 00007f65fa1e0407 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00005616f42f7800 RBP: 00007ffcb701f8d0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffcb701f8d0 R11: 0000000000000202 R12: 00005616eda355e0 R13: 00005616f42eadf0 R14: 0000000000000000 R15: 00007ffcb701f680 task:dhcpcd state:S stack:24648 pid:5662 tgid:5662 ppid:5511 task_flags:0x400140 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_hrtimeout_range_clock+0x1c5/0x2f0 kernel/time/sleep_timeout.c:207 poll_schedule_timeout+0xd1/0x1b0 fs/select.c:241 do_poll fs/select.c:958 [inline] do_sys_poll+0x73b/0x1070 fs/select.c:1009 __do_sys_ppoll fs/select.c:1115 [inline] __se_sys_ppoll+0x1ff/0x260 fs/select.c:1095 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f65fa1e0407 RSP: 002b:00007ffcb701f590 EFLAGS: 00000202 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00007f65fa156740 RCX: 00007f65fa1e0407 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00005616f42f7800 RBP: 00007ffcb701f8d0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffcb701f8d0 R11: 0000000000000202 R12: 00005616eda355e0 R13: 00005616f42eadf0 R14: 0000000000000000 R15: 00007ffcb701f680 task:dhcpcd state:S stack:24648 pid:5663 tgid:5663 ppid:5511 task_flags:0x400140 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_hrtimeout_range_clock+0x1c5/0x2f0 kernel/time/sleep_timeout.c:207 poll_schedule_timeout+0xd1/0x1b0 fs/select.c:241 do_poll fs/select.c:958 [inline] do_sys_poll+0x73b/0x1070 fs/select.c:1009 __do_sys_ppoll fs/select.c:1115 [inline] __se_sys_ppoll+0x1ff/0x260 fs/select.c:1095 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f65fa1e0407 RSP: 002b:00007ffcb701f590 EFLAGS: 00000202 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00007f65fa156740 RCX: 00007f65fa1e0407 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 00005616f42f7800 RBP: 00007ffcb701f8d0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffcb701f8d0 R11: 0000000000000202 R12: 00005616eda355e0 R13: 00005616f42eadf0 R14: 0000000000000000 R15: 00007ffcb701f680 task:sshd-session state:S stack:24104 pid:5880 tgid:5880 ppid:5607 task_flags:0x400000 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_hrtimeout_range_clock+0x1c5/0x2f0 kernel/time/sleep_timeout.c:207 poll_schedule_timeout+0xd1/0x1b0 fs/select.c:241 do_poll fs/select.c:958 [inline] do_sys_poll+0x73b/0x1070 fs/select.c:1009 __do_sys_poll fs/select.c:1074 [inline] __se_sys_poll+0x128/0x320 fs/select.c:1062 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f18228a7407 RSP: 002b:00007ffed95279b0 EFLAGS: 00000202 ORIG_RAX: 0000000000000007 RAX: ffffffffffffffda RBX: 00007f182303c300 RCX: 00007f18228a7407 RDX: ffffffffffffffff RSI: 0000000000000001 RDI: 00007ffed9527a20 RBP: 000055fb5a1181a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffed9527a20 R13: 0000000000000000 R14: 000055fb5ccc89e0 R15: 00000000000016f9 task:sshd-session state:S stack:24808 pid:5882 tgid:5882 ppid:5880 task_flags:0x400140 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_hrtimeout_range_clock+0x13c/0x2f0 kernel/time/sleep_timeout.c:216 poll_schedule_timeout+0xd1/0x1b0 fs/select.c:241 do_poll fs/select.c:958 [inline] do_sys_poll+0x73b/0x1070 fs/select.c:1009 __do_sys_ppoll fs/select.c:1115 [inline] __se_sys_ppoll+0x1ff/0x260 fs/select.c:1095 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f18228a7407 RSP: 002b:00007ffed9527450 EFLAGS: 00000202 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00007f182303c300 RCX: 00007f18228a7407 RDX: 00007ffed9527490 RSI: 0000000000000004 RDI: 000055fb5ccd1220 RBP: 00007ffed9527500 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffed9527590 R11: 0000000000000202 R12: 0000000000000001 R13: 00007ffed9527590 R14: 00000000000001e8 R15: 0000000000000004 task:syz-execprog state:S stack:22952 pid:5883 tgid:5883 ppid:5882 task_flags:0x400100 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 futex_do_wait kernel/futex/waitwake.c:358 [inline] __futex_wait+0x1c3/0x3e0 kernel/futex/waitwake.c:687 futex_wait+0x104/0x360 kernel/futex/waitwake.c:715 do_futex+0x333/0x420 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex+0x36f/0x400 kernel/futex/syscalls.c:160 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x4800c3 RSP: 002b:00007fff87e517c0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004800c3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000316b160 RBP: 00007fff87e51808 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000000044ad00 R13: 000000c003f6bf94 R14: 0000000003169700 R15: 000000c0038c8000 task:syz-execprog state:R running task stack:27256 pid:5884 tgid:5883 ppid:5882 task_flags:0x400040 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 futex_do_wait kernel/futex/waitwake.c:358 [inline] __futex_wait+0x1c3/0x3e0 kernel/futex/waitwake.c:687 futex_wait+0x104/0x360 kernel/futex/waitwake.c:715 do_futex+0x333/0x420 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex+0x36f/0x400 kernel/futex/syscalls.c:160 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x4800c3 RSP: 002b:000000c00005fe80 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004800c3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000316caa0 RBP: 000000c00005fec8 R08: 0000000000000000 R09: 0000000000000000 R10: 000000c00005feb8 R11: 0000000000000206 R12: 000000c00005feb8 R13: 000000c00007e008 R14: 000000c000002700 R15: 000000c000002700 task:syz-execprog state:S stack:24424 pid:5885 tgid:5883 ppid:5882 task_flags:0x400040 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 futex_do_wait kernel/futex/waitwake.c:358 [inline] __futex_wait+0x1c3/0x3e0 kernel/futex/waitwake.c:687 futex_wait+0x104/0x360 kernel/futex/waitwake.c:715 do_futex+0x333/0x420 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex+0x36f/0x400 kernel/futex/syscalls.c:160 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x4800c3 RSP: 002b:000000c000097cf0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004800c3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c00007e948 RBP: 000000c000097d38 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000c000068508 R13: 0000000000000001 R14: 000000c000002a80 R15: 0000000000000001 task:syz-execprog state:S stack:27240 pid:5886 tgid:5883 ppid:5882 task_flags:0x400040 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 futex_do_wait kernel/futex/waitwake.c:358 [inline] __futex_wait+0x1c3/0x3e0 kernel/futex/waitwake.c:687 futex_wait+0x104/0x360 kernel/futex/waitwake.c:715 do_futex+0x333/0x420 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex+0x36f/0x400 kernel/futex/syscalls.c:160 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x4800c3 RSP: 002b:000000c003f6c6e0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004800c3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000318d1e0 RBP: 000000c003f6c728 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000000047c340 R13: 000000c002545008 R14: 000000c0038b61c0 R15: 000000c0038b6540 task:syz-execprog state:R running task stack:24968 pid:5887 tgid:5883 ppid:5882 task_flags:0x400140 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_hrtimeout_range_clock+0x13c/0x2f0 kernel/time/sleep_timeout.c:216 ep_poll fs/eventpoll.c:2114 [inline] do_epoll_wait+0xcac/0xf40 fs/eventpoll.c:2530 do_epoll_pwait+0x60/0x1d0 fs/eventpoll.c:2560 __do_sys_epoll_pwait fs/eventpoll.c:2573 [inline] __se_sys_epoll_pwait fs/eventpoll.c:2567 [inline] __x64_sys_epoll_pwait+0x20a/0x250 fs/eventpoll.c:2567 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x40dd0e RSP: 002b:000000c0002ff6d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000119 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000040dd0e RDX: 0000000000000080 RSI: 000000c0002ff764 RDI: 0000000000000004 RBP: 000000c0002ff718 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000000003e4 R11: 0000000000000246 R12: 000000c0002ff7a8 R13: 000000c0003a8f20 R14: 000000c000100a80 R15: 0000000000000001 task:syz-execprog state:S stack:28904 pid:5888 tgid:5883 ppid:5882 task_flags:0x400040 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 futex_do_wait kernel/futex/waitwake.c:358 [inline] __futex_wait+0x1c3/0x3e0 kernel/futex/waitwake.c:687 futex_wait+0x104/0x360 kernel/futex/waitwake.c:715 do_futex+0x333/0x420 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex+0x36f/0x400 kernel/futex/syscalls.c:160 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x4800c3 RSP: 002b:000000c0038bfef0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004800c3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000318cfb8 RBP: 000000c0038bff38 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000000047c340 R13: 000000c002544808 R14: 000000c0038b6000 R15: 000000c0038b6000 task:syz-execprog state:S stack:28904 pid:5889 tgid:5883 ppid:5882 task_flags:0x400040 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 futex_do_wait kernel/futex/waitwake.c:358 [inline] __futex_wait+0x1c3/0x3e0 kernel/futex/waitwake.c:687 futex_wait+0x104/0x360 kernel/futex/waitwake.c:715 do_futex+0x333/0x420 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex+0x36f/0x400 kernel/futex/syscalls.c:160 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x4800c3 RSP: 002b:000000c0038bbcf0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004800c3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c002545148 RBP: 000000c0038bbd38 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000c0038bbd90 R13: 0000000000000001 R14: 000000c0038b6540 R15: 0000000000000001 task:syz-execprog state:S stack:26280 pid:5896 tgid:5883 ppid:5882 task_flags:0x400040 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 futex_do_wait kernel/futex/waitwake.c:358 [inline] __futex_wait+0x1c3/0x3e0 kernel/futex/waitwake.c:687 futex_wait+0x104/0x360 kernel/futex/waitwake.c:715 do_futex+0x333/0x420 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex+0x36f/0x400 kernel/futex/syscalls.c:160 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x4800c3 RSP: 002b:000000c0002fbcf0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004800c3 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c002545948 RBP: 000000c0002fbd38 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000024 R13: 0000000000000001 R14: 000000c0038b6c40 R15: 0000000000000001 task:syz-executor state:R running task stack:21304 pid:5891 tgid:5891 ppid:5887 task_flags:0x400100 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_hrtimeout_range_clock+0x13c/0x2f0 kernel/time/sleep_timeout.c:216 poll_schedule_timeout+0xd1/0x1b0 fs/select.c:241 do_select+0xc47/0x17e0 fs/select.c:603 core_sys_select+0x6dd/0xa20 fs/select.c:677 do_pselect fs/select.c:759 [inline] __do_sys_pselect6 fs/select.c:802 [inline] __se_sys_pselect6+0x27a/0x300 fs/select.c:793 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f7ab518e76c RSP: 002b:00007fffefc0d870 EFLAGS: 00000202 ORIG_RAX: 000000000000010e RAX: ffffffffffffffda RBX: 00007fffefc0d9a0 RCX: 00007f7ab518e76c RDX: 0000000000000000 RSI: 00007fffefc0d9a0 RDI: 0000000000000025 RBP: 00007fffefc0dbe0 R08: 00007fffefc0d8a0 R09: 00007fffefc0d8b0 R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffefc0dc40 R13: 0000000000000000 R14: 00007fffefc0ddf0 R15: 00007fffefc0da30 task:kworker/0:1 state:R running task stack:20936 pid:5907 tgid:5907 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: 0x0 (wg-crypt-wg0) Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 worker_thread+0xa82/0xda0 kernel/workqueue.c:3417 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 task:kworker/u8:1 state:I stack:24184 pid:5924 tgid:5924 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: 0x0 (gid-cache-wq) Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 worker_thread+0xa82/0xda0 kernel/workqueue.c:3417 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 task:kworker/u9:2 state:I stack:25832 pid:5926 tgid:5926 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: 0x0 (hci7) Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 worker_thread+0xa82/0xda0 kernel/workqueue.c:3417 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 task:kworker/u8:2 state:I stack:24168 pid:5965 tgid:5965 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: 0x0 (events_unbound) Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 worker_thread+0xa82/0xda0 kernel/workqueue.c:3417 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 task:kworker/1:3 state:I stack:19992 pid:5984 tgid:5984 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: 0x0 (wg-crypt-wg1) Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 worker_thread+0xa82/0xda0 kernel/workqueue.c:3417 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 task:kworker/1:4 state:I stack:23432 pid:5985 tgid:5985 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 worker_thread+0xa82/0xda0 kernel/workqueue.c:3417 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 task:kworker/u9:3 state:I stack:26824 pid:6000 tgid:6000 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: 0x0 (hci8) Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 worker_thread+0xa82/0xda0 kernel/workqueue.c:3417 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 task:kworker/u9:4 state:I stack:25864 pid:6002 tgid:6002 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: 0x0 (hci8) Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 worker_thread+0xa82/0xda0 kernel/workqueue.c:3417 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 task:kworker/u9:5 state:I stack:27240 pid:6008 tgid:6008 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: 0x0 (krxrpcd) Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 worker_thread+0xa82/0xda0 kernel/workqueue.c:3417 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 task:kworker/u8:3 state:R running task stack:24776 pid:6026 tgid:6026 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: 0x0 (events_unbound) Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 worker_thread+0xa82/0xda0 kernel/workqueue.c:3417 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 task:kworker/u8:6 state:R running task stack:20392 pid:6027 tgid:6027 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: bat_events batadv_nc_worker Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 preempt_schedule_irq+0xb5/0x150 kernel/sched/core.c:7109 irqentry_exit+0x6f/0x90 kernel/entry/common.c:307 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:lock_acquire+0x175/0x360 kernel/locking/lockdep.c:5875 Code: 00 00 00 00 9c 8f 44 24 30 f7 44 24 30 00 02 00 00 0f 85 cd 00 00 00 f7 44 24 08 00 02 00 00 74 01 fb 65 48 8b 05 9b 93 01 11 <48> 3b 44 24 58 0f 85 f2 00 00 00 48 83 c4 60 5b 41 5c 41 5d 41 5e RSP: 0018:ffffc90003b0f980 EFLAGS: 00000206 RAX: f36abf202b8d6d00 RBX: 0000000000000000 RCX: f36abf202b8d6d00 RDX: 0000000000000000 RSI: ffffffff8db83fd2 RDI: ffffffff8be28d40 RBP: ffffffff8b3b5662 R08: 0000000000000000 R09: ffffffff8b3b5662 R10: dffffc0000000000 R11: fffffbfff1f43b9f R12: 0000000000000002 R13: ffffffff8e13f0e0 R14: 0000000000000000 R15: 0000000000000246 rcu_lock_acquire include/linux/rcupdate.h:331 [inline] rcu_read_lock include/linux/rcupdate.h:841 [inline] batadv_nc_purge_orig_hash net/batman-adv/network-coding.c:408 [inline] batadv_nc_worker+0xef/0x610 net/batman-adv/network-coding.c:719 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3321 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3402 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 task:kworker/0:3 state:I stack:24328 pid:6035 tgid:6035 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 worker_thread+0xa82/0xda0 kernel/workqueue.c:3417 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 task:kworker/u8:8 state:I stack:22984 pid:6044 tgid:6044 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: 0x0 (events_unbound) Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 worker_thread+0xa82/0xda0 kernel/workqueue.c:3417 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 task:kworker/0:4 state:R running task stack:20392 pid:6071 tgid:6071 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_timeout+0x12b/0x270 kernel/time/sleep_timeout.c:99 schedule_timeout_uninterruptible kernel/time/sleep_timeout.c:158 [inline] msleep+0xa2/0x100 kernel/time/sleep_timeout.c:318 hub_port_wait_reset drivers/usb/core/hub.c:2964 [inline] hub_port_reset+0x5b8/0x1750 drivers/usb/core/hub.c:3092 hub_port_init+0xfb9/0x2800 drivers/usb/core/hub.c:5055 hub_port_connect drivers/usb/core/hub.c:5495 [inline] hub_port_connect_change drivers/usb/core/hub.c:5706 [inline] port_event drivers/usb/core/hub.c:5866 [inline] hub_event+0x2518/0x4a00 drivers/usb/core/hub.c:5948 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0xae1/0x17b0 kernel/workqueue.c:3321 worker_thread+0x8a0/0xda0 kernel/workqueue.c:3402 kthread+0x70e/0x8a0 kernel/kthread.c:464 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245 task:kworker/0:5 state:R running task stack:19992 pid:6074 tgid:6074 ppid:2 task_flags:0x4208060 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:5397 [inline] __schedule+0x16f5/0x4d00 kernel/sched/core.c:6786 __schedule_loop kernel/sched/core.c:6864 [inline] schedule+0x165/0x360 kernel/sched/core.c:6879 schedule_timeout+0x12b/0x270 kernel/time/sleep_timeout.c:99 do_wait_for_common kernel/sched/completion.c:95 [inline] __wait_for_common kernel/sched/completion.c:116 [inline] wait_for_common kernel/sched/completion.c:127 [inline] wait_for_completion_timeout+0x2ca/0x600 kernel/sched/completion.c:167 usb_start_wait_urb+0x163/0x4c0 drivers/usb/core/message.c:64 usb_internal_control_msg drivers/usb/core/message.c:103 [inline] usb_control_msg+0x232/0x3e0 drivers/usb/core/message.c:154 hid_get_class_descriptor drivers/hid/usbhid/hid-core.c:672 [inline] usbhid_parse+0x61b/0xb80 drivers/hid/usbhid/hid-core.c:1038 hid_add_device+0x125/0x540 drivers/hid/hid-core.c:2890 usbhid_probe+0xe13/0x12a0 drivers/hid/usbhid/hid-core.c:1435