rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-...D } 2680 jiffies s: 785 root: 0x2/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 UID: 0 PID: 2532 Comm: acpid Not tainted 6.12.0-rc4-syzkaller-00052-gc6d9e43954bf #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 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 31 f0 0d ff eb a0 e8 ba f0 0d RSP: 0018:ffffc900001b7f58 EFLAGS: 00000002 RAX: 0000000000000031 RBX: 00000000000003f8 RCX: 0000000000000000 RDX: 00000000000003f8 RSI: ffffffff82a08975 RDI: ffffffff93637660 RBP: ffffffff93637620 R08: 0000000000000001 R09: 000000000000001f R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000031 R14: ffffffff82a08910 R15: 0000000000000000 FS: 00007ff3b2d7d740(0000) GS:ffff8881f5900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000115666000 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:7604 [inline] sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:7579 show_state_filter+0xee/0x320 kernel/sched/core.c:7649 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:352 [inline] input_handle_event+0xb30/0x14d0 drivers/input/input.c:369 input_event drivers/input/input.c:398 [inline] input_event+0x83/0xa0 drivers/input/input.c:390 hidinput_hid_event+0xa12/0x2410 drivers/hid/hid-input.c:1719 hid_process_event+0x4b7/0x5e0 drivers/hid/hid-core.c:1540 hid_input_array_field+0x330/0x710 drivers/hid/hid-core.c:1644 hid_process_report drivers/hid/hid-core.c:1694 [inline] hid_report_raw_event+0xa02/0x11c0 drivers/hid/hid-core.c:2040 __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+0x17f0/0x3930 drivers/usb/gadget/udc/dummy_hcd.c:1993 __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:1049 [inline] sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:lock_is_held_type+0x107/0x150 kernel/locking/lockdep.c:5902 Code: 00 00 b8 ff ff ff ff 65 0f c1 05 0c eb 13 79 83 f8 01 75 2d 9c 58 f6 c4 02 75 43 48 f7 04 24 00 02 00 00 74 01 fb 48 83 c4 08 <44> 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 ed eb RSP: 0018:ffffc90001bffa68 EFLAGS: 00000282 RAX: 0000000000000046 RBX: 1ffff9200037ff56 RCX: 0000000000000001 RDX: 0000000000000000 RSI: ffffffff8727f520 RDI: ffffffff8746ebc0 RBP: ffffffff88ebb0e0 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881158857c0 R13: 0000000000000000 R14: 00000000ffffffff R15: 0000000000000000 lock_is_held include/linux/lockdep.h:249 [inline] __might_resched+0x473/0x5e0 kernel/sched/core.c:8615 __might_fault+0x83/0x190 mm/memory.c:6702 __copy_to_user include/linux/uaccess.h:141 [inline] set_fd_set fs/select.c:401 [inline] set_fd_set fs/select.c:398 [inline] core_sys_select+0x916/0xb80 fs/select.c:689 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: 0033:0x7ff3b2e4c591 Code: 89 44 24 20 4c 8d 64 24 20 48 89 54 24 28 64 8b 04 25 18 00 00 00 85 c0 75 2d 45 31 c9 4d 89 e0 4c 89 f2 b8 0e 01 00 00 0f 05 <48> 89 c3 48 3d 00 f0 ff ff 76 69 48 8b 05 65 58 0d 00 f7 db 64 89 RSP: 002b:00007ffe12b72dc0 EFLAGS: 00000246 ORIG_RAX: 000000000000010e RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff3b2e4c591 RDX: 0000000000000000 RSI: 00007ffe12b72eb8 RDI: 000000000000000c RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000559d11d83178 R14: 0000000000000000 R15: 000000000000000b __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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:30048 pid:365 tgid:365 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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:30048 pid:446 tgid:446 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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:30048 pid:742 tgid:742 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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:S stack:23632 pid:803 tgid:803 ppid:2 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6839 __mutex_lock_common kernel/locking/mutex.c:684 [inline] __mutex_lock+0x5b8/0x9c0 kernel/locking/mutex.c:752 input_register_device+0x98a/0x1110 drivers/input/input.c:2463 hidinput_connect+0x1d9c/0x2ba0 drivers/hid/hid-input.c:2343 hid_connect+0x13a8/0x18a0 drivers/hid/hid-core.c:2234 hid_hw_start drivers/hid/hid-core.c:2349 [inline] hid_hw_start+0xaa/0x140 drivers/hid/hid-core.c:2340 __hid_device_probe drivers/hid/hid-core.c:2703 [inline] hid_device_probe+0x3e7/0x490 drivers/hid/hid-core.c:2736 call_driver_probe drivers/base/dd.c:579 [inline] really_probe+0x23e/0xa90 drivers/base/dd.c:658 __driver_probe_device+0x1de/0x440 drivers/base/dd.c:800 driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:830 __device_attach_driver+0x1df/0x310 drivers/base/dd.c:958 bus_for_each_drv+0x157/0x1e0 drivers/base/bus.c:459 __device_attach+0x1e8/0x4b0 drivers/base/dd.c:1030 bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:534 device_add+0x114b/0x1a70 drivers/base/core.c:3675 hid_add_device+0x37f/0xa70 drivers/hid/hid-core.c:2882 usbhid_probe+0xd3b/0x1410 drivers/hid/usbhid/hid-core.c:1431 usb_probe_interface+0x309/0x9d0 drivers/usb/core/driver.c:399 call_driver_probe drivers/base/dd.c:579 [inline] really_probe+0x23e/0xa90 drivers/base/dd.c:658 __driver_probe_device+0x1de/0x440 drivers/base/dd.c:800 driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:830 __device_attach_driver+0x1df/0x310 drivers/base/dd.c:958 bus_for_each_drv+0x157/0x1e0 drivers/base/bus.c:459 __device_attach+0x1e8/0x4b0 drivers/base/dd.c:1030 bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:534 device_add+0x114b/0x1a70 drivers/base/core.c:3675 usb_set_configuration+0x10cb/0x1c50 drivers/usb/core/message.c:2210 usb_generic_driver_probe+0xb1/0x110 drivers/usb/core/generic.c:254 usb_probe_device+0xec/0x3e0 drivers/usb/core/driver.c:294 call_driver_probe drivers/base/dd.c:579 [inline] really_probe+0x23e/0xa90 drivers/base/dd.c:658 __driver_probe_device+0x1de/0x440 drivers/base/dd.c:800 driver_probe_device+0x4c/0x1b0 drivers/base/dd.c:830 __device_attach_driver+0x1df/0x310 drivers/base/dd.c:958 bus_for_each_drv+0x157/0x1e0 drivers/base/bus.c:459 __device_attach+0x1e8/0x4b0 drivers/base/dd.c:1030 bus_probe_device+0x17f/0x1c0 drivers/base/bus.c:534 device_add+0x114b/0x1a70 drivers/base/core.c:3675 usb_new_device+0xd90/0x1a10 drivers/usb/core/hub.c:2651 hub_port_connect drivers/usb/core/hub.c:5521 [inline] hub_port_connect_change drivers/usb/core/hub.c:5661 [inline] port_event drivers/usb/core/hub.c:5821 [inline] hub_event+0x2e58/0x4f40 drivers/usb/core/hub.c:5903 process_one_work+0x9c5/0x1ba0 kernel/workqueue.c:3229 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:29088 pid:988 tgid:988 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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:30048 pid:1025 tgid:1025 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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:30048 pid:1026 tgid:1026 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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:30048 pid:1027 tgid:1027 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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:29024 pid:1031 tgid:1031 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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:30624 pid:1049 tgid:1049 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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/0:1H state:I stack:27568 pid:1249 tgid:1249 ppid:2 flags:0x00004000 Workqueue: 0x0 (kblockd) Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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-mld state:I stack:30048 pid:1250 tgid:1250 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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:30048 pid:1251 tgid:1251 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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/u8:6 state:I stack:27200 pid:1840 tgid:1840 ppid:2 flags:0x00004000 Workqueue: 0x0 (events_unbound) Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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:D stack:27032 pid:2509 tgid:2509 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 io_schedule+0xbf/0x130 kernel/sched/core.c:7574 bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:209 __wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:49 out_of_line_wait_on_bit+0xda/0x110 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] __wait_on_buffer+0x64/0x70 fs/buffer.c:123 wait_on_buffer include/linux/buffer_head.h:414 [inline] jbd2_journal_commit_transaction+0x3864/0x65b0 fs/jbd2/commit.c:814 kjournald2+0x1f8/0x760 fs/jbd2/journal.c:201 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:30832 pid:2510 tgid:2510 ppid:2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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:25264 pid:2529 tgid:2529 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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: 0033:0x7f092131cb6a RSP: 002b:00007fffdec30678 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f092131cb6a RDX: 00000000000000ff RSI: 00005628dede6300 RDI: 0000000000000000 RBP: 00005628dede62c0 R08: 0000000000000001 R09: 0000000000000000 R10: 00007f09214bb3a3 R11: 0000000000000246 R12: 00005628dede633a R13: 00005628dede6300 R14: 0000000000000000 R15: 00007f09214ffa80 task:acpid state:R running task stack:25840 pid:2532 tgid:2532 ppid:1 flags:0x0000400a Call Trace: sched_show_task kernel/sched/core.c:7604 [inline] sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:7579 show_state_filter+0xee/0x320 kernel/sched/core.c:7649 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:352 [inline] input_handle_event+0xb30/0x14d0 drivers/input/input.c:369 input_event drivers/input/input.c:398 [inline] input_event+0x83/0xa0 drivers/input/input.c:390 hidinput_hid_event+0xa12/0x2410 drivers/hid/hid-input.c:1719 hid_process_event+0x4b7/0x5e0 drivers/hid/hid-core.c:1540 hid_input_array_field+0x330/0x710 drivers/hid/hid-core.c:1644 hid_process_report drivers/hid/hid-core.c:1694 [inline] hid_report_raw_event+0xa02/0x11c0 drivers/hid/hid-core.c:2040 __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+0x17f0/0x3930 drivers/usb/gadget/udc/dummy_hcd.c:1993 __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:1049 [inline] sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:lock_is_held_type+0x107/0x150 kernel/locking/lockdep.c:5902 Code: 00 00 b8 ff ff ff ff 65 0f c1 05 0c eb 13 79 83 f8 01 75 2d 9c 58 f6 c4 02 75 43 48 f7 04 24 00 02 00 00 74 01 fb 48 83 c4 08 <44> 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 cc cc cc cc 45 31 ed eb RSP: 0018:ffffc90001bffa68 EFLAGS: 00000282 RAX: 0000000000000046 RBX: 1ffff9200037ff56 RCX: 0000000000000001 RDX: 0000000000000000 RSI: ffffffff8727f520 RDI: ffffffff8746ebc0 RBP: ffffffff88ebb0e0 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881158857c0 R13: 0000000000000000 R14: 00000000ffffffff R15: 0000000000000000 lock_is_held include/linux/lockdep.h:249 [inline] __might_resched+0x473/0x5e0 kernel/sched/core.c:8615 __might_fault+0x83/0x190 mm/memory.c:6702 __copy_to_user include/linux/uaccess.h:141 [inline] set_fd_set fs/select.c:401 [inline] set_fd_set fs/select.c:398 [inline] core_sys_select+0x916/0xb80 fs/select.c:689 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: 0033:0x7ff3b2e4c591 Code: 89 44 24 20 4c 8d 64 24 20 48 89 54 24 28 64 8b 04 25 18 00 00 00 85 c0 75 2d 45 31 c9 4d 89 e0 4c 89 f2 b8 0e 01 00 00 0f 05 <48> 89 c3 48 3d 00 f0 ff ff 76 69 48 8b 05 65 58 0d 00 f7 db 64 89 RSP: 002b:00007ffe12b72dc0 EFLAGS: 00000246 ORIG_RAX: 000000000000010e RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff3b2e4c591 RDX: 0000000000000000 RSI: 00007ffe12b72eb8 RDI: 000000000000000c RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000559d11d83178 R14: 0000000000000000 R15: 000000000000000b task:klogd state:S stack:25424 pid:2536 tgid:2536 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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: 0033:0x7f69e2e0ffa7 RSP: 002b:00007ffeb7ed8ee8 EFLAGS: 00000206 ORIG_RAX: 0000000000000067 RAX: ffffffffffffffda RBX: 00007f69e2fae4a0 RCX: 00007f69e2e0ffa7 RDX: 00000000000003ff RSI: 00007f69e2fae4a0 RDI: 0000000000000002 RBP: 0000000000000000 R08: 0000000000000007 R09: 81363a1897f810f6 R10: 0000000000004000 R11: 0000000000000206 R12: 00007f69e2fae4a0 R13: 00007f69e2f9e212 R14: 00007f69e2fae51f R15: 00007f69e2fae51f task:udevd state:S stack:26608 pid:2547 tgid:2547 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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: 0033:0x7f985a6d0457 RSP: 002b:00007fff2f0a96e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 00007fff2f0a97e8 RCX: 00007f985a6d0457 RDX: 0000000000000008 RSI: 00007fff2f0a97e8 RDI: 000000000000000b RBP: 000056118c77fa20 R08: 0000000000000007 R09: 3ce7a0e8a58498e0 R10: 00000000ffffffff R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 task:dbus-daemon state:S stack:27712 pid:2569 tgid:2569 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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: 0033:0x7f20b32cd457 RSP: 002b:00007ffc90610cb8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 00007ffc90610cc8 RCX: 00007f20b32cd457 RDX: 0000000000000040 RSI: 00007ffc90610cc8 RDI: 0000000000000003 RBP: 00007ffc90611058 R08: 0000000000000b82 R09: 00007f20b3442080 R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ffc90611058 R15: 00007ffc90611368 task:dhcpcd state:S stack:25872 pid:2584 tgid:2584 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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: 0033:0x7fd8a69c0ad5 RSP: 002b:00007ffff8ce3860 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055b4c1a97ee0 RCX: 00007fd8a69c0ad5 RDX: 00007ffff8ce3880 RSI: 0000000000000004 RDI: 000055b4c1aa1e70 RBP: 00007ffff8ce3bb0 R08: 0000000000000008 R09: 00007fd8a6aa9080 R10: 00007ffff8ce3bb0 R11: 0000000000000246 R12: 00007ffff8ce38a8 R13: 000055b48be17610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:23392 pid:2585 tgid:2585 ppid:2584 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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: 0033:0x7fd8a69c0ad5 RSP: 002b:00007ffff8ce3860 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055b4c1a97ee0 RCX: 00007fd8a69c0ad5 RDX: 0000000000000000 RSI: 0000000000000003 RDI: 000055b4c1a97ec0 RBP: 00007ffff8ce3bb0 R08: 0000000000000008 R09: 75a41df852fbef3b R10: 00007ffff8ce3bb0 R11: 0000000000000246 R12: 0000000000000000 R13: 000055b48be17610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:27984 pid:2586 tgid:2586 ppid:2584 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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: 0033:0x7fd8a69c0ad5 RSP: 002b:00007ffff8ce3860 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055b4c1a97ee0 RCX: 00007fd8a69c0ad5 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 000055b4c1aa0fe0 RBP: 00007ffff8ce3bb0 R08: 0000000000000008 R09: 000055b48be173d0 R10: 00007ffff8ce3bb0 R11: 0000000000000246 R12: 0000000000000000 R13: 000055b48be17610 R14: 0000000000000003 R15: 0000000000000000 task:dhcpcd state:S stack:27504 pid:2587 tgid:2587 ppid:2584 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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: 0033:0x7fd8a69c0ad5 RSP: 002b:00007ffff8ce3860 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055b4c1a97ee0 RCX: 00007fd8a69c0ad5 RDX: 0000000000000000 RSI: 0000000000000005 RDI: 000055b4c1aa0fe0 RBP: 00007ffff8ce3bb0 R08: 0000000000000008 R09: 000055b48be173d0 R10: 00007ffff8ce3bb0 R11: 0000000000000246 R12: 0000000000000000 R13: 000055b48be17610 R14: 0000000000000000 R15: 0000000000000000 task:sshd state:S stack:27056 pid:2603 tgid:2603 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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: 0033:0x7fa516f5aad5 RSP: 002b:00007ffd2cc2a030 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055fac659bab0 RCX: 00007fa516f5aad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055fac65a1490 RBP: 0000000000000064 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffd2cc2a1e8 R11: 0000000000000246 R12: 000055fac65a1490 R13: 00007ffd2cc2a1e8 R14: 0000000000000002 R15: 000055fac659cb0c task:getty state:S stack:25424 pid:2605 tgid:2605 ppid:1 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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: 0033:0x7fe44cc01b6a RSP: 002b:00007ffc30450208 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00005651201352c0 RCX: 00007fe44cc01b6a RDX: 0000000000000001 RSI: 00007ffc30450220 RDI: 0000000000000000 RBP: 0000565120135320 R08: 0000000000000000 R09: 627afeec3fdaf1bf R10: 0000000000000010 R11: 0000000000000246 R12: 000056512013535c R13: 00007ffc30450220 R14: 0000000000000000 R15: 000056512013535c task:dhcpcd state:S stack:26432 pid:2607 tgid:2607 ppid:2585 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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: 0033:0x7fd8a69c0ad5 RSP: 002b:00007ffff8ce3860 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055b4c1a97ee0 RCX: 00007fd8a69c0ad5 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055b4c1aa2d50 RBP: 00007ffff8ce3bb0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffff8ce3bb0 R11: 0000000000000246 R12: 0000000000000000 R13: 000055b48be17610 R14: 0000000000000000 R15: 0000000000000000 task:sshd state:S stack:25424 pid:2644 tgid:2644 ppid:2603 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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: 0033:0x7f7fa3bb0ad5 RSP: 002b:00007ffd90f9c9d0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007f7fa3bb0ad5 RDX: 00007ffd90f9c9f0 RSI: 0000000000000004 RDI: 00005650ca62fb00 RBP: 00005650ca62e5c0 R08: 0000000000000008 R09: 0000000000000000 R10: 00007ffd90f9cad8 R11: 0000000000000246 R12: 00005650bf3eeaa4 R13: 0000000000000001 R14: 00005650bf3ef3e8 R15: 00007ffd90f9ca58 task:syz-execprog state:S stack:25424 pid:2646 tgid:2646 ppid:2644 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_waitid+0x116/0x180 kernel/exit.c:1775 __do_sys_waitid+0x212/0x250 kernel/exit.c:1788 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: 0033:0x40708e RSP: 002b:000000c000075560 EFLAGS: 00000212 ORIG_RAX: 00000000000000f7 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 000000000040708e RDX: 000000c000075648 RSI: 0000000000000a5b RDI: 0000000000000001 RBP: 000000c0000755a0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000001000004 R11: 0000000000000212 R12: 000000c000075690 R13: 0000000000000000 R14: 000000c00233f180 R15: 0000000000000001 task:syz-execprog state:S stack:27296 pid:2647 tgid:2646 ppid:2644 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 futex_wait_queue+0xfc/0x1f0 kernel/futex/waitwake.c:370 __futex_wait+0x291/0x3c0 kernel/futex/waitwake.c:669 futex_wait+0xe9/0x380 kernel/futex/waitwake.c:697 do_futex+0x22b/0x350 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex kernel/futex/syscalls.c:160 [inline] __x64_sys_futex+0x1e1/0x4c0 kernel/futex/syscalls.c:160 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: 0033:0x476343 RSP: 002b:000000c00005fe80 EFLAGS: 00000202 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000476343 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000040388a0 RBP: 000000c00005fec8 R08: 0000000000000000 R09: 0000000000000000 R10: 000000c00005feb8 R11: 0000000000000202 R12: 000000c00005feb8 R13: 000000c00007c008 R14: 000000c000006540 R15: 0fffffffffffffff task:syz-execprog state:S stack:27360 pid:2648 tgid:2646 ppid:2644 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 futex_wait_queue+0xfc/0x1f0 kernel/futex/waitwake.c:370 __futex_wait+0x291/0x3c0 kernel/futex/waitwake.c:669 futex_wait+0xe9/0x380 kernel/futex/waitwake.c:697 do_futex+0x22b/0x350 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex kernel/futex/syscalls.c:160 [inline] __x64_sys_futex+0x1e1/0x4c0 kernel/futex/syscalls.c:160 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: 0033:0x476343 RSP: 002b:000000c0000786e0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000476343 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000040abfe0 RBP: 000000c000078728 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000004725e0 R13: 000000c00055f008 R14: 000000c00233fa40 R15: 00003fffffffffff task:syz-execprog state:S stack:27112 pid:2649 tgid:2646 ppid:2644 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 futex_wait_queue+0xfc/0x1f0 kernel/futex/waitwake.c:370 __futex_wait+0x291/0x3c0 kernel/futex/waitwake.c:669 futex_wait+0xe9/0x380 kernel/futex/waitwake.c:697 do_futex+0x22b/0x350 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex kernel/futex/syscalls.c:160 [inline] __x64_sys_futex+0x1e1/0x4c0 kernel/futex/syscalls.c:160 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: 0033:0x476343 RSP: 002b:000000c000093cf8 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000476343 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c00007d148 RBP: 000000c000093d40 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000c000093d70 R13: 0000000000000008 R14: 000000c000006c40 R15: 000000c0018a2e08 task:syz-execprog state:S stack:27360 pid:2650 tgid:2646 ppid:2644 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 futex_wait_queue+0xfc/0x1f0 kernel/futex/waitwake.c:370 __futex_wait+0x291/0x3c0 kernel/futex/waitwake.c:669 futex_wait+0xe9/0x380 kernel/futex/waitwake.c:697 do_futex+0x22b/0x350 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex kernel/futex/syscalls.c:160 [inline] __x64_sys_futex+0x1e1/0x4c0 kernel/futex/syscalls.c:160 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: 0033:0x476343 RSP: 002b:000000c0015dbe48 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000476343 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c0017f4948 RBP: 000000c0015dbe90 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000448320 R13: 000000c000077f94 R14: 000000c00184ca80 R15: 00007fffffffffff task:syz-execprog state:S stack:30176 pid:2652 tgid:2646 ppid:2644 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 futex_wait_queue+0xfc/0x1f0 kernel/futex/waitwake.c:370 __futex_wait+0x291/0x3c0 kernel/futex/waitwake.c:669 futex_wait+0xe9/0x380 kernel/futex/waitwake.c:697 do_futex+0x22b/0x350 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex kernel/futex/syscalls.c:160 [inline] __x64_sys_futex+0x1e1/0x4c0 kernel/futex/syscalls.c:160 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: 0033:0x476343 RSP: 002b:000000c0015dfef0 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000476343 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000040abe58 RBP: 000000c0015dff38 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 00000000004725e0 R13: 000000c00055e808 R14: 000000c00233f880 R15: 0001ffffffffffff task:syz-execprog state:S stack:26848 pid:2653 tgid:2646 ppid:2644 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 futex_wait_queue+0xfc/0x1f0 kernel/futex/waitwake.c:370 __futex_wait+0x291/0x3c0 kernel/futex/waitwake.c:669 futex_wait+0xe9/0x380 kernel/futex/waitwake.c:697 do_futex+0x22b/0x350 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex kernel/futex/syscalls.c:160 [inline] __x64_sys_futex+0x1e1/0x4c0 kernel/futex/syscalls.c:160 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: 0033:0x476343 RSP: 002b:000000c00260fcf8 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000476343 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c00055f148 RBP: 000000c00260fd40 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000286 R12: 000000c000064008 R13: 0000000000000001 R14: 000000c00233fdc0 R15: 0000000000000001 task:syz-execprog state:S stack:27232 pid:2654 tgid:2646 ppid:2644 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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_compat_epoll_pwait.part.0+0x26/0x1d0 fs/eventpoll.c:2493 do_epoll_pwait fs/eventpoll.c:2500 [inline] __do_sys_epoll_pwait fs/eventpoll.c:2506 [inline] __se_sys_epoll_pwait fs/eventpoll.c:2500 [inline] __x64_sys_epoll_pwait+0x20c/0x330 fs/eventpoll.c:2500 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: 0033:0x40708e RSP: 002b:000000c00260b6d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000119 RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000040708e RDX: 0000000000000080 RSI: 000000c00260b774 RDI: 0000000000000004 RBP: 000000c00260b718 R08: 0000000000000000 R09: 0000000000000000 R10: 00000000000003d0 R11: 0000000000000246 R12: 000000c00260b7a8 R13: 0000000000000001 R14: 000000c002a88fc0 R15: 0000000000000001 task:syz-executor state:D stack:24080 pid:2651 tgid:2651 ppid:2650 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 io_schedule+0xbf/0x130 kernel/sched/core.c:7574 bit_wait_io+0x15/0xe0 kernel/sched/wait_bit.c:209 __wait_on_bit+0x62/0x180 kernel/sched/wait_bit.c:49 out_of_line_wait_on_bit+0xda/0x110 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x933/0x1270 fs/jbd2/transaction.c:1096 jbd2_journal_get_write_access+0x1d6/0x280 fs/jbd2/transaction.c:1245 __ext4_journal_get_write_access+0x6a/0x390 fs/ext4/ext4_jbd2.c:239 ext4_reserve_inode_write+0x13b/0x270 fs/ext4/inode.c:5773 __ext4_mark_inode_dirty+0x1a6/0x890 fs/ext4/inode.c:5947 ext4_dirty_inode+0xd9/0x130 fs/ext4/inode.c:5984 __mark_inode_dirty+0x1f6/0xe60 fs/fs-writeback.c:2493 generic_update_time+0xcf/0xf0 fs/inode.c:2043 inode_update_time fs/inode.c:2056 [inline] __file_update_time fs/inode.c:2245 [inline] file_update_time+0x12e/0x160 fs/inode.c:2275 ext4_page_mkwrite+0x368/0x1760 fs/ext4/inode.c:6102 do_page_mkwrite+0x177/0x380 mm/memory.c:3162 do_shared_fault mm/memory.c:5362 [inline] do_fault mm/memory.c:5424 [inline] do_pte_missing mm/memory.c:3965 [inline] handle_pte_fault mm/memory.c:5755 [inline] __handle_mm_fault+0x12df/0x3390 mm/memory.c:5898 handle_mm_fault+0x3fa/0xaa0 mm/memory.c:6066 do_user_addr_fault+0x613/0x12c0 arch/x86/mm/fault.c:1338 handle_page_fault arch/x86/mm/fault.c:1481 [inline] exc_page_fault+0x5c/0xc0 arch/x86/mm/fault.c:1539 asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623 RIP: 0033:0x7fda525763d5 RSP: 002b:00007ffe169c28d0 EFLAGS: 00010206 RAX: 00007fda5135ff38 RBX: 00007ffe169c29d0 RCX: 0000000000000000 RDX: 00007fda5135ff34 RSI: 0000000000000008 RDI: 00007ffe169c29d0 RBP: 00000000000003e6 R08: 0000000000000000 R09: 0000000000000000 R10: 00007ffe169c29b0 R11: 0000000000000000 R12: 0000000000000000 R13: 00000000000000c8 R14: ffffffffffffff38 R15: 00000000000000c8 task:syz-executor state:S stack:26144 pid:3214 tgid:3214 ppid:2651 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 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: 0033:0x7f66fa134213 RSP: 002b:00007ffebd558478 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000c8f RCX: 00007f66fa134213 RDX: 0000000040000000 RSI: 00007ffebd55848c RDI: 00000000ffffffff RBP: 00007ffebd55848c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffebd558510 R13: 00007ffebd558518 R14: 0000000000000009 R15: 0000000000000000 task:syz-executor state:S stack:24784 pid:3215 tgid:3215 ppid:3214 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 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: 0033:0x7f66fa134213 RSP: 002b:00007ffebd5582b8 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f66fa134213 RDX: 0000000040000000 RSI: 00007ffebd5582ec RDI: 00000000ffffffff RBP: 00007ffebd5582ec R08: 0000000000004012 R09: 00007f66fae36080 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000017223 R15: 00007ffebd558340 task:syz-executor state:S stack:24768 pid:3217 tgid:3217 ppid:1 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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: 0033:0x7f54ccba00a3 RSP: 002b:00007ffd73ad82b8 EFLAGS: 00000202 ORIG_RAX: 00000000000000e6 RAX: fffffffffffffdfc RBX: 0000000000000002 RCX: 00007f54ccba00a3 RDX: 00007ffd73ad82d0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffd73ad832c R08: 0000000000003f9a R09: 00007f54cd861080 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000032 R13: 0000000000016fc4 R14: 0000000000016969 R15: 00007ffd73ad8380 task:syz-executor state:S stack:26144 pid:3218 tgid:3218 ppid:2651 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 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: 0033:0x7f5a34444213 RSP: 002b:00007ffd4ca28968 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000c98 RCX: 00007f5a34444213 RDX: 0000000040000000 RSI: 00007ffd4ca2897c RDI: 00000000ffffffff RBP: 00007ffd4ca2897c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffd4ca28a00 R13: 00007ffd4ca28a08 R14: 0000000000000009 R15: 0000000000000000 task:syz-executor state:S stack:26144 pid:3219 tgid:3219 ppid:2651 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 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: 0033:0x7fe851724213 RSP: 002b:00007ffc0bd021d8 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000c99 RCX: 00007fe851724213 RDX: 0000000040000000 RSI: 00007ffc0bd021ec RDI: 00000000ffffffff RBP: 00007ffc0bd021ec R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc0bd02270 R13: 00007ffc0bd02278 R14: 0000000000000009 R15: 0000000000000000 task:kworker/1:2 state:I stack:29680 pid:3221 tgid:3221 ppid:2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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:syz-executor state:S stack:26144 pid:3222 tgid:3222 ppid:2651 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 do_wait+0x1dd/0x570 kernel/exit.c:1697 kernel_wait4+0x16c/0x280 kernel/exit.c:1851 __do_sys_wait4+0x15f/0x170 kernel/exit.c:1879 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: 0033:0x7fcb0c434213 RSP: 002b:00007fffe75b0b58 EFLAGS: 00000202 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000c9d RCX: 00007fcb0c434213 RDX: 0000000040000000 RSI: 00007fffe75b0b6c RDI: 00000000ffffffff RBP: 00007fffe75b0b6c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 00007fffe75b0bf0 R13: 00007fffe75b0bf8 R14: 0000000000000009 R15: 0000000000000000 task:kworker/1:3 state:I stack:29600 pid:3223 tgid:3223 ppid:2 flags:0x00004000 Workqueue: 0x0 (mm_percpu_wq) Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 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:syz-executor state:S stack:24784 pid:3224 tgid:3224 ppid:3218 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5328 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6690 __schedule_loop kernel/sched/core.c:6767 [inline] schedule+0xe7/0x350 kernel/sched/core.c:6782 do_nanosleep+0x216/0x510 kernel/time/hrtimer.c:2032 hrtimer_nanosleep+0x146/0x370 kernel/time/hrtimer.c:2080 common_nsleep+0xa1/0xd0 kernel/time/posix-timers.c:1365 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1411 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1388 [inline] __x64_sys_clock_nanosleep+0x344/0x4a0 kernel/time/posix-timers.c:1388 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: 0033:0x7f5a344800a3