rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-...D } 2634 jiffies s: 13261 root: 0x1/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 1 to CPUs 0: Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 803 Comm: kworker/0:2 Not tainted 6.12.0-rc1-syzkaller-00027-g4a9fe2a8ac53 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 Workqueue: events dvb_usb_read_remote_control RIP: 0010:io_serial_out+0x8f/0xb0 drivers/tty/serial/8250/8250_port.c:413 Code: 48 8d 7d 40 44 89 e1 48 b8 00 00 00 00 00 fc ff df 48 89 fa d3 e3 48 c1 ea 03 80 3c 02 00 75 1c 66 03 5d 40 44 89 e8 89 da ee <5b> 5d 41 5c 41 5d c3 cc cc cc cc e8 f1 eb 0d ff eb a0 e8 7a ec 0d RSP: 0000:ffffc90000007108 EFLAGS: 00000002 RAX: 000000000000002e RBX: 00000000000003f8 RCX: 0000000000000000 RDX: 00000000000003f8 RSI: ffffffff82a076c5 RDI: ffffffff936356a0 RBP: ffffffff93635660 R08: 0000000000000001 R09: 000000000000001f R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 000000000000002e R14: ffffffff82a07660 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8881f5800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd2172c4f70 CR3: 0000000115552000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: serial_out drivers/tty/serial/8250/8250.h:142 [inline] serial8250_console_fifo_write drivers/tty/serial/8250/8250_port.c:3322 [inline] serial8250_console_write+0xf9e/0x17c0 drivers/tty/serial/8250/8250_port.c:3393 console_emit_next_record kernel/printk/printk.c:3092 [inline] console_flush_all+0x800/0xc60 kernel/printk/printk.c:3180 __console_flush_and_unlock kernel/printk/printk.c:3239 [inline] console_unlock+0xd9/0x210 kernel/printk/printk.c:3279 vprintk_emit+0x424/0x6f0 kernel/printk/printk.c:2407 vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:68 _printk+0xc8/0x100 kernel/printk/printk.c:2432 printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline] show_trace_log_lvl+0x1b7/0x3d0 arch/x86/kernel/dumpstack.c:285 sched_show_task kernel/sched/core.c:7582 [inline] sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:7557 show_state_filter+0xee/0x320 kernel/sched/core.c:7627 k_spec drivers/tty/vt/keyboard.c:667 [inline] k_spec+0xed/0x150 drivers/tty/vt/keyboard.c:656 kbd_keycode drivers/tty/vt/keyboard.c:1522 [inline] kbd_event+0xcbd/0x17a0 drivers/tty/vt/keyboard.c:1541 input_handler_events_default+0x116/0x1b0 drivers/input/input.c:2549 input_pass_values+0x777/0x8e0 drivers/input/input.c:126 input_event_dispose drivers/input/input.c:341 [inline] input_handle_event+0xf0b/0x14d0 drivers/input/input.c:369 input_event drivers/input/input.c:398 [inline] input_event+0x83/0xa0 drivers/input/input.c:390 input_sync include/linux/input.h:451 [inline] hidinput_report_event+0xb2/0x100 drivers/hid/hid-input.c:1736 hid_report_raw_event+0x274/0x11c0 drivers/hid/hid-core.c:2047 __hid_input_report.constprop.0+0x341/0x440 drivers/hid/hid-core.c:2110 hid_irq_in+0x35e/0x870 drivers/hid/usbhid/hid-core.c:285 __usb_hcd_giveback_urb+0x389/0x6e0 drivers/usb/core/hcd.c:1650 usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734 dummy_timer+0x17c3/0x38d0 drivers/usb/gadget/udc/dummy_hcd.c:1988 __run_hrtimer kernel/time/hrtimer.c:1691 [inline] __hrtimer_run_queues+0x20a/0xae0 kernel/time/hrtimer.c:1755 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1772 handle_softirqs+0x206/0x8d0 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu kernel/softirq.c:637 [inline] irq_exit_rcu+0xac/0x110 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1037 [inline] sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1037 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:lock_acquire.part.0+0x155/0x380 kernel/locking/lockdep.c:5790 Code: b8 ff ff ff ff 65 0f c1 05 80 31 cf 7e 83 f8 01 0f 85 d0 01 00 00 9c 58 f6 c4 02 0f 85 e5 01 00 00 48 85 ed 0f 85 b6 01 00 00 <48> b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00 00 00 00 48 c7 RSP: 0000:ffffc90001cdfbe0 EFLAGS: 00000206 RAX: 0000000000000046 RBX: 1ffff9200039bf7d RCX: 0000000000000001 RDX: 0000000000000001 RSI: ffffffff8727f4c0 RDI: ffffffff8746eac0 RBP: 0000000000000200 R08: 0000000000000000 R09: fffffbfff1f55dcd R10: ffffffff8faaee6f R11: 0000000000000000 R12: 0000000000000000 R13: ffffc90001cdfd80 R14: 0000000000000000 R15: 0000000000000000 process_one_work+0x927/0x1ba0 kernel/workqueue.c:3205 process_scheduled_works kernel/workqueue.c:3310 [inline] worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-cfg80 state:I stack:30176 pid:44 tgid:44 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/u8:3 state:I stack:26032 pid:45 tgid:45 ppid:2 flags:0x00004000 Workqueue: 0x0 (events_unbound) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/1:1 state:I stack:19872 pid:47 tgid:47 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/u8:4 state:I stack:24160 pid:51 tgid:51 ppid:2 flags:0x00004000 Workqueue: 0x0 (events_unbound) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kswapd0 state:S stack:29704 pid:71 tgid:71 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 kswapd_try_to_sleep mm/vmscan.c:7134 [inline] kswapd+0xa55/0xbf0 mm/vmscan.c:7196 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-nfsio state:I stack:30080 pid:73 tgid:73 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-acpi_ state:I stack:29944 pid:109 tgid:109 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:hwrng state:S stack:28976 pid:170 tgid:170 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_timeout+0x136/0x2a0 kernel/time/timer.c:2615 add_hwgenerator_randomness+0xff/0x190 drivers/char/random.c:968 hwrng_fillfn+0x1f9/0x380 drivers/char/hw_random/core.c:508 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:scsi_eh_0 state:S stack:30176 pid:224 tgid:224 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 scsi_error_handler+0x532/0xef0 drivers/scsi/scsi_error.c:2312 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-scsi_ state:I stack:30080 pid:225 tgid:225 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-targe state:I stack:29040 pid:243 tgid:243 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-targe state:I stack:30176 pid:247 tgid:247 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-xcopy state:I stack:30176 pid:249 tgid:249 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/1:1H state:I stack:27568 pid:293 tgid:293 ppid:2 flags:0x00004000 Workqueue: 0x0 (kblockd) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-liber state:I stack:30832 pid:336 tgid:336 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-zd121 state:I stack:29040 pid:366 tgid:366 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-uas state:I stack:30080 pid:447 tgid:447 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-usbip state:I stack:30832 pid:743 tgid:743 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/0:2 state:R running task stack:21200 pid:803 tgid:803 ppid:2 flags:0x00004008 Workqueue: events dvb_usb_read_remote_control Call Trace: sched_show_task kernel/sched/core.c:7582 [inline] sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:7557 show_state_filter+0xee/0x320 kernel/sched/core.c:7627 k_spec drivers/tty/vt/keyboard.c:667 [inline] k_spec+0xed/0x150 drivers/tty/vt/keyboard.c:656 kbd_keycode drivers/tty/vt/keyboard.c:1522 [inline] kbd_event+0xcbd/0x17a0 drivers/tty/vt/keyboard.c:1541 input_handler_events_default+0x116/0x1b0 drivers/input/input.c:2549 input_pass_values+0x777/0x8e0 drivers/input/input.c:126 input_event_dispose drivers/input/input.c:341 [inline] input_handle_event+0xf0b/0x14d0 drivers/input/input.c:369 input_event drivers/input/input.c:398 [inline] input_event+0x83/0xa0 drivers/input/input.c:390 input_sync include/linux/input.h:451 [inline] hidinput_report_event+0xb2/0x100 drivers/hid/hid-input.c:1736 hid_report_raw_event+0x274/0x11c0 drivers/hid/hid-core.c:2047 __hid_input_report.constprop.0+0x341/0x440 drivers/hid/hid-core.c:2110 hid_irq_in+0x35e/0x870 drivers/hid/usbhid/hid-core.c:285 __usb_hcd_giveback_urb+0x389/0x6e0 drivers/usb/core/hcd.c:1650 usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734 dummy_timer+0x17c3/0x38d0 drivers/usb/gadget/udc/dummy_hcd.c:1988 __run_hrtimer kernel/time/hrtimer.c:1691 [inline] __hrtimer_run_queues+0x20a/0xae0 kernel/time/hrtimer.c:1755 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1772 handle_softirqs+0x206/0x8d0 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu kernel/softirq.c:637 [inline] irq_exit_rcu+0xac/0x110 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1037 [inline] sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1037 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:lock_acquire.part.0+0x155/0x380 kernel/locking/lockdep.c:5790 Code: b8 ff ff ff ff 65 0f c1 05 80 31 cf 7e 83 f8 01 0f 85 d0 01 00 00 9c 58 f6 c4 02 0f 85 e5 01 00 00 48 85 ed 0f 85 b6 01 00 00 <48> b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00 00 00 00 48 c7 RSP: 0000:ffffc90001cdfbe0 EFLAGS: 00000206 RAX: 0000000000000046 RBX: 1ffff9200039bf7d RCX: 0000000000000001 RDX: 0000000000000001 RSI: ffffffff8727f4c0 RDI: ffffffff8746eac0 RBP: 0000000000000200 R08: 0000000000000000 R09: fffffbfff1f55dcd R10: ffffffff8faaee6f R11: 0000000000000000 R12: 0000000000000000 R13: ffffc90001cdfd80 R14: 0000000000000000 R15: 0000000000000000 process_one_work+0x927/0x1ba0 kernel/workqueue.c:3205 process_scheduled_works kernel/workqueue.c:3310 [inline] worker_thread+0x6c8/0xf00 kernel/workqueue.c:3391 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:pvrusb2-context state:S stack:26368 pid:989 tgid:989 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 pvr2_context_thread_func+0x631/0x970 drivers/media/usb/pvrusb2/pvrusb2-context.c:160 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-kvub3 state:I stack:30080 pid:1026 tgid:1026 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-kvub3 state:I stack:30080 pid:1027 tgid:1027 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-kvub3 state:I stack:30080 pid:1028 tgid:1028 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-kmems state:I stack:30080 pid:1032 tgid:1032 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-elous state:I stack:29040 pid:1063 tgid:1063 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-mld state:I stack:30080 pid:1248 tgid:1248 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-ipv6_ state:I stack:30080 pid:1249 tgid:1249 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/1:2 state:I stack:21648 pid:2509 tgid:2509 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:jbd2/sda1-8 state:S stack:26560 pid:2510 tgid:2510 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 kjournald2+0x5c7/0x760 fs/jbd2/journal.c:230 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/R-ext4- state:I stack:30048 pid:2511 tgid:2511 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 rescuer_thread+0x946/0xe20 kernel/workqueue.c:3541 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:syslogd state:S stack:24272 pid:2530 tgid:2530 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_timeout+0x258/0x2a0 kernel/time/timer.c:2591 __skb_wait_for_more_packets+0x36c/0x5e0 net/core/datagram.c:121 __unix_dgram_recvmsg+0x243/0xdd0 net/unix/af_unix.c:2448 unix_dgram_recvmsg+0xd0/0x110 net/unix/af_unix.c:2537 sock_recvmsg_nosec net/socket.c:1051 [inline] sock_recvmsg+0x1f6/0x250 net/socket.c:1073 sock_read_iter+0x2bb/0x3b0 net/socket.c:1143 new_sync_read fs/read_write.c:488 [inline] vfs_read+0xa3b/0xbd0 fs/read_write.c:569 ksys_read+0x1fa/0x260 fs/read_write.c:712 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2f2f6ecb6a RSP: 002b:00007ffe158e2a68 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f2f2f6ecb6a RDX: 00000000000000ff RSI: 0000563ebdf00300 RDI: 0000000000000000 RBP: 0000563ebdf002c0 R08: 0000000000000001 R09: 0000000000000000 R10: 00007f2f2f88b3a3 R11: 0000000000000246 R12: 0000563ebdf0033a R13: 0000563ebdf00300 R14: 0000000000000000 R15: 00007f2f2f8cfa80 task:acpid state:S stack:25984 pid:2533 tgid:2533 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_select+0x12ec/0x17b0 fs/select.c:604 core_sys_select+0x459/0xb80 fs/select.c:678 do_pselect.constprop.0+0x1a0/0x1f0 fs/select.c:760 __do_sys_pselect6 fs/select.c:803 [inline] __se_sys_pselect6 fs/select.c:794 [inline] __x64_sys_pselect6+0x183/0x240 fs/select.c:794 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f2f23ddb591 RSP: 002b:00007ffc9fdf3e70 EFLAGS: 00000246 ORIG_RAX: 000000000000010e RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2f23ddb591 RDX: 0000000000000000 RSI: 00007ffc9fdf3f68 RDI: 000000000000000a RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000055b1a177b178 R14: 0000000000000000 R15: 0000000000000009 task:klogd state:S stack:25408 pid:2537 tgid:2537 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 syslog_print+0x214/0x5d0 kernel/printk/printk.c:1614 do_syslog+0x3be/0x6a0 kernel/printk/printk.c:1766 __do_sys_syslog kernel/printk/printk.c:1858 [inline] __se_sys_syslog kernel/printk/printk.c:1856 [inline] __x64_sys_syslog+0x74/0xb0 kernel/printk/printk.c:1856 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f534a0aafa7 RSP: 002b:00007ffcd6af9b28 EFLAGS: 00000206 ORIG_RAX: 0000000000000067 RAX: ffffffffffffffda RBX: 00007f534a2494a0 RCX: 00007f534a0aafa7 RDX: 00000000000003ff RSI: 00007f534a2494a0 RDI: 0000000000000002 RBP: 0000000000000000 R08: 0000000000000007 R09: a34c6746c7882164 R10: 0000000000004000 R11: 0000000000000206 R12: 00007f534a2494a0 R13: 00007f534a239212 R14: 00007f534a249881 R15: 00007f534a249881 task:udevd state:S stack:23808 pid:2548 tgid:2548 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x272/0x3b0 kernel/time/hrtimer.c:2281 ep_poll fs/eventpoll.c:2062 [inline] do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459 __do_sys_epoll_wait fs/eventpoll.c:2471 [inline] __se_sys_epoll_wait fs/eventpoll.c:2466 [inline] __x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe36e86d457 RSP: 002b:00007ffea03087d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 00007ffea03088d8 RCX: 00007fe36e86d457 RDX: 0000000000000008 RSI: 00007ffea03088d8 RDI: 000000000000000b RBP: 0000000000000000 R08: 00000000ffffffff R09: 0000000000000000 R10: 0000000000000bb8 R11: 0000000000000246 R12: 0000000000000bb8 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 task:dbus-daemon state:S stack:26976 pid:2570 tgid:2570 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 ep_poll fs/eventpoll.c:2062 [inline] do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459 __do_sys_epoll_wait fs/eventpoll.c:2471 [inline] __se_sys_epoll_wait fs/eventpoll.c:2466 [inline] __x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa94fb52457 RSP: 002b:00007ffe179b9dc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 00007ffe179b9dd8 RCX: 00007fa94fb52457 RDX: 0000000000000040 RSI: 00007ffe179b9dd8 RDI: 0000000000000003 RBP: 00007ffe179ba168 R08: 0000000000000aa2 R09: 00007fa94fcc7080 R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ffe179ba168 R15: 00007ffe179ba478 task:dhcpcd state:S stack:25920 pid:2585 tgid:2585 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x272/0x3b0 kernel/time/hrtimer.c:2281 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f361b90cad5 RSP: 002b:00007ffd94370470 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000555d285adee0 RCX: 00007f361b90cad5 RDX: 00007ffd94370490 RSI: 0000000000000004 RDI: 0000555d285b7e70 RBP: 00007ffd943707c0 R08: 0000000000000008 R09: 00007f361b9f5080 R10: 00007ffd943707c0 R11: 0000000000000246 R12: 00007ffd943704b8 R13: 0000555d192d2610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:23376 pid:2586 tgid:2586 ppid:2585 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f361b90cad5 RSP: 002b:00007ffd94370470 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000555d285adee0 RCX: 00007f361b90cad5 RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000555d285adec0 RBP: 00007ffd943707c0 R08: 0000000000000008 R09: f7cd143d2d4a960a R10: 00007ffd943707c0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000555d192d2610 R14: 00000000ffffffff R15: 0000000000000000 task:dhcpcd state:S stack:27984 pid:2587 tgid:2587 ppid:2585 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f361b90cad5 RSP: 002b:00007ffd94370470 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000555d285adee0 RCX: 00007f361b90cad5 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000555d285b6fe0 RBP: 00007ffd943707c0 R08: 0000000000000008 R09: 0000555d192d23d0 R10: 00007ffd943707c0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000555d192d2610 R14: 0000000000000003 R15: 0000000000000000 task:dhcpcd state:S stack:27984 pid:2588 tgid:2588 ppid:2585 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f361b90cad5 RSP: 002b:00007ffd94370470 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000555d285adee0 RCX: 00007f361b90cad5 RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000555d285b6fe0 RBP: 00007ffd943707c0 R08: 0000000000000008 R09: 0000555d192d23d0 R10: 00007ffd943707c0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000555d192d2610 R14: 0000000000000000 R15: 0000000000000000 task:sshd state:S stack:27072 pid:2604 tgid:2604 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fccc09caad5 RSP: 002b:00007ffec3295640 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000555eee212540 RCX: 00007fccc09caad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000555eee212a20 RBP: 0000000000000064 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffec32957f8 R11: 0000000000000246 R12: 0000555eee212a20 R13: 00007ffec32957f8 R14: 0000000000000002 R15: 0000555eee212a0c task:getty state:S stack:25408 pid:2606 tgid:2606 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_timeout+0x258/0x2a0 kernel/time/timer.c:2591 wait_woken+0x175/0x1c0 kernel/sched/wait.c:423 n_tty_read+0x10fb/0x1480 drivers/tty/n_tty.c:2277 iterate_tty_read drivers/tty/tty_io.c:856 [inline] tty_read+0x30e/0x5b0 drivers/tty/tty_io.c:931 new_sync_read fs/read_write.c:488 [inline] vfs_read+0x86e/0xbd0 fs/read_write.c:569 ksys_read+0x12f/0x260 fs/read_write.c:712 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4492ec8b6a RSP: 002b:00007fffba00bf18 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000562c5a0192c0 RCX: 00007f4492ec8b6a RDX: 0000000000000001 RSI: 00007fffba00bf30 RDI: 0000000000000000 RBP: 0000562c5a019320 R08: 0000000000000000 R09: d2ff0dabda7ff5d9 R10: 0000000000000010 R11: 0000000000000246 R12: 0000562c5a01935c R13: 00007fffba00bf30 R14: 0000000000000000 R15: 0000562c5a01935c task:dhcpcd state:S stack:24752 pid:2608 tgid:2608 ppid:2586 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f361b90cad5 RSP: 002b:00007ffd94370470 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 0000555d285adee0 RCX: 00007f361b90cad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000555d285b8d50 RBP: 00007ffd943707c0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffd943707c0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000555d192d2610 R14: 0000000000000000 R15: 0000000000000000 task:sshd state:S stack:25408 pid:2638 tgid:2638 ppid:2604 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x272/0x3b0 kernel/time/hrtimer.c:2281 poll_schedule_timeout.constprop.0+0xba/0x190 fs/select.c:241 do_poll fs/select.c:964 [inline] do_sys_poll+0xad5/0xde0 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x25a/0x2d0 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd49fb13ad5 RSP: 002b:00007ffe97cb2340 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007fd49fb13ad5 RDX: 00007ffe97cb2360 RSI: 0000000000000002 RDI: 0000558cff193b00 RBP: 0000558cff1925c0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffe97cb2448 R11: 0000000000000246 R12: 0000558cc4741aa4 R13: 0000000000000001 R14: 0000558cc47423e8 R15: 00007ffe97cb23c8 task:syz-executor state:S stack:22592 pid:2650 tgid:2650 ppid:1 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 zap_pid_ns_processes+0x2e3/0x6a0 kernel/pid_namespace.c:222 find_child_reaper kernel/exit.c:612 [inline] forget_original_parent kernel/exit.c:701 [inline] exit_notify kernel/exit.c:738 [inline] do_exit+0x2530/0x2ce0 kernel/exit.c:959 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 get_signal+0x25fb/0x2770 kernel/signal.c:2917 arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:337 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x147/0x260 kernel/entry/common.c:218 do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f5bf48a4213 RSP: 002b:00007ffc06ded758 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: fffffffffffffe00 RBX: 00000000000001f4 RCX: 00007f5bf48a4213 RDX: 0000000040000000 RSI: 00007ffc06ded78c RDI: 00000000ffffffff RBP: 00007ffc06ded78c R08: 0000000000014648 R09: 00007f5bf55a5080 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 000000000006d125 R15: 00007ffc06ded7e0 task:syz-executor state:S stack:23696 pid:2652 tgid:2652 ppid:1 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 zap_pid_ns_processes+0x2e3/0x6a0 kernel/pid_namespace.c:222 find_child_reaper kernel/exit.c:612 [inline] forget_original_parent kernel/exit.c:701 [inline] exit_notify kernel/exit.c:738 [inline] do_exit+0x2530/0x2ce0 kernel/exit.c:959 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 get_signal+0x25fb/0x2770 kernel/signal.c:2917 arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:337 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x147/0x260 kernel/entry/common.c:218 do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc584934213 RSP: 002b:00007ffd542cb578 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: fffffffffffffe00 RBX: 000000000000020b RCX: 00007fc584934213 RDX: 0000000040000000 RSI: 00007ffd542cb5ac RDI: 00000000ffffffff RBP: 00007ffd542cb5ac R08: 00000000000145b8 R09: 00007fc585631080 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 000000000006ce49 R15: 00007ffd542cb600 task:syz-executor state:S stack:24064 pid:2656 tgid:2656 ppid:1 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 zap_pid_ns_processes+0x2e3/0x6a0 kernel/pid_namespace.c:222 find_child_reaper kernel/exit.c:612 [inline] forget_original_parent kernel/exit.c:701 [inline] exit_notify kernel/exit.c:738 [inline] do_exit+0x2530/0x2ce0 kernel/exit.c:959 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 get_signal+0x25fb/0x2770 kernel/signal.c:2917 arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:337 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x147/0x260 kernel/entry/common.c:218 do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f73bbea4213 RSP: 002b:00007ffe23770a28 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: fffffffffffffe00 RBX: 00000000000001fa RCX: 00007f73bbea4213 RDX: 0000000040000000 RSI: 00007ffe23770a5c RDI: 00000000ffffffff RBP: 00007ffe23770a5c R08: 000000000001467a R09: 00007f73bbd2a080 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 000000000006d213 R15: 00007ffe23770ab0 task:syz-executor state:S stack:24080 pid:2659 tgid:2659 ppid:1 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 zap_pid_ns_processes+0x2e3/0x6a0 kernel/pid_namespace.c:222 find_child_reaper kernel/exit.c:612 [inline] forget_original_parent kernel/exit.c:701 [inline] exit_notify kernel/exit.c:738 [inline] do_exit+0x2530/0x2ce0 kernel/exit.c:959 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 get_signal+0x25fb/0x2770 kernel/signal.c:2917 arch_do_signal_or_restart+0x90/0x7e0 arch/x86/kernel/signal.c:337 exit_to_user_mode_loop kernel/entry/common.c:111 [inline] exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline] __syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline] syscall_exit_to_user_mode+0x147/0x260 kernel/entry/common.c:218 do_syscall_64+0xda/0x250 arch/x86/entry/common.c:89 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f19036e4213 RSP: 002b:00007fff3ac1c018 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: fffffffffffffe00 RBX: 00000000000001f7 RCX: 00007f19036e4213 RDX: 0000000040000000 RSI: 00007fff3ac1c04c RDI: 00000000ffffffff RBP: 00007fff3ac1c04c R08: 0000000000014594 R09: 00007f190356a080 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 000000000006cad5 R15: 00007fff3ac1c0a0 task:udevd state:S stack:24272 pid:4900 tgid:4900 ppid:2548 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 ep_poll fs/eventpoll.c:2062 [inline] do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459 __do_sys_epoll_wait fs/eventpoll.c:2471 [inline] __se_sys_epoll_wait fs/eventpoll.c:2466 [inline] __x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe36e86d457 RSP: 002b:00007ffea0308628 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe36e86d457 RDX: 0000000000000004 RSI: 00007ffea0308668 RDI: 0000000000000004 RBP: 0000557cd8c97be0 R08: 0000000000000007 R09: 6b0494c8ed6cc9da R10: 00000000ffffffff R11: 0000000000000246 R12: 0000557cd8ce23a0 R13: 00007ffea0308668 R14: 00000000ffffffff R15: 0000557cd8c582c0 task:udevd state:S stack:26960 pid:4917 tgid:4917 ppid:2548 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 ep_poll fs/eventpoll.c:2062 [inline] do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459 __do_sys_epoll_wait fs/eventpoll.c:2471 [inline] __se_sys_epoll_wait fs/eventpoll.c:2466 [inline] __x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe36e86d457 RSP: 002b:00007ffea0308628 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe36e86d457 RDX: 0000000000000004 RSI: 00007ffea0308668 RDI: 0000000000000004 RBP: 0000557cd8ca8490 R08: 0000000000000007 R09: 6b0494c8ed6cc9da R10: 00000000ffffffff R11: 0000000000000246 R12: 0000557cd8ca3e90 R13: 00007ffea0308668 R14: 00000000ffffffff R15: 0000557cd8c582c0 task:kworker/1:3 state:I stack:20512 pid:4927 tgid:4927 ppid:2 flags:0x00004000 Workqueue: 0x0 (events_power_efficient) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/0:3 state:I stack:22320 pid:4932 tgid:4932 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:kworker/1:4 state:I stack:20864 pid:4934 tgid:4934 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 worker_thread+0x2de/0xf00 kernel/workqueue.c:3406 kthread+0x2c1/0x3a0 kernel/kthread.c:389 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 task:udevd state:S stack:24064 pid:4938 tgid:4938 ppid:2548 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 ep_poll fs/eventpoll.c:2062 [inline] do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459 __do_sys_epoll_wait fs/eventpoll.c:2471 [inline] __se_sys_epoll_wait fs/eventpoll.c:2466 [inline] __x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe36e86d457 RSP: 002b:00007ffea0308628 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe36e86d457 RDX: 0000000000000004 RSI: 00007ffea0308668 RDI: 0000000000000004 RBP: 0000557cd8c98890 R08: 0000000000000007 R09: 6b0494c8ed6cc9da R10: 00000000ffffffff R11: 0000000000000246 R12: 0000557cd8c93c70 R13: 00007ffea0308668 R14: 00000000ffffffff R15: 0000557cd8c582c0 task:udevd state:S stack:24064 pid:4939 tgid:4939 ppid:2548 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 ep_poll fs/eventpoll.c:2062 [inline] do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459 __do_sys_epoll_wait fs/eventpoll.c:2471 [inline] __se_sys_epoll_wait fs/eventpoll.c:2466 [inline] __x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe36e86d457 RSP: 002b:00007ffea0308628 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe36e86d457 RDX: 0000000000000004 RSI: 00007ffea0308668 RDI: 0000000000000004 RBP: 0000557cd8cbcf20 R08: 0000000000000007 R09: 6b0494c8ed6cc9da R10: 00000000ffffffff R11: 0000000000000246 R12: 0000557cd8c91c40 R13: 00007ffea0308668 R14: 00000000ffffffff R15: 0000557cd8c582c0 task:udevd state:S stack:27840 pid:4942 tgid:4942 ppid:2548 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __schedule_loop kernel/sched/core.c:6752 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6767 schedule_hrtimeout_range_clock+0x369/0x3b0 kernel/time/hrtimer.c:2272 ep_poll fs/eventpoll.c:2062 [inline] do_epoll_wait+0x139b/0x1a90 fs/eventpoll.c:2459 __do_sys_epoll_wait fs/eventpoll.c:2471 [inline] __se_sys_epoll_wait fs/eventpoll.c:2466 [inline] __x64_sys_epoll_wait+0x194/0x290 fs/eventpoll.c:2466 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe36e86d457 RSP: 002b:00007ffea0308628 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe36e86d457 RDX: 0000000000000004 RSI: 00007ffea0308668 RDI: 0000000000000004 RBP: 0000557cd8c65810 R08: 0000000000000007 R09: 6b0494c8ed6cc9da R10: 00000000ffffffff R11: 0000000000000246 R12: 0000557cd8c94510 R13: 00007ffea0308668 R14: 00000000ffffffff R15: 0000557cd8c582c0 task:udevd state:S stack:24064 pid:4943 tgid:4943 ppid:2548 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675