__syscall_exit_to_user_mode_work kernel/entry/common.c:283 [inline] syscall_exit_to_user_mode+0x19/0x50 kernel/entry/common.c:294 do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f782492a467 ================================ WARNING: inconsistent lock state 5.19.0-rc6-syzkaller-00115-g4a57a8400075 #0 Not tainted -------------------------------- inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. udevd/3135 [HC0[0]:SC1[1]:HE0:SE0] takes: ffffffff8beb39f8 (vmap_area_lock){+.?.}-{2:2}, at: spin_lock include/linux/spinlock.h:349 [inline] ffffffff8beb39f8 (vmap_area_lock){+.?.}-{2:2}, at: find_vmap_area+0x1c/0x130 mm/vmalloc.c:1805 {SOFTIRQ-ON-W} state was registered at: lock_acquire kernel/locking/lockdep.c:5665 [inline] lock_acquire+0x1ab/0x570 kernel/locking/lockdep.c:5630 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154 spin_lock include/linux/spinlock.h:349 [inline] alloc_vmap_area+0xa49/0x1f00 mm/vmalloc.c:1586 __get_vm_area_node+0x142/0x3f0 mm/vmalloc.c:2453 __vmalloc_node_range+0x250/0x13e0 mm/vmalloc.c:3125 __vmalloc_node mm/vmalloc.c:3230 [inline] __vmalloc+0x69/0x80 mm/vmalloc.c:3244 pcpu_mem_zalloc mm/percpu.c:516 [inline] pcpu_mem_zalloc+0x51/0xa0 mm/percpu.c:508 pcpu_alloc_chunk mm/percpu.c:1454 [inline] pcpu_create_chunk+0xd7/0x930 mm/percpu-vm.c:338 pcpu_alloc+0x1012/0x13d0 mm/percpu.c:1834 alloc_kmem_cache_cpus.constprop.0+0x29/0xc0 mm/slab.c:1729 do_tune_cpucache+0x37/0x230 mm/slab.c:3844 enable_cpucache+0x3c/0xa0 mm/slab.c:3938 kmem_cache_init_late+0x33/0x66 mm/slab.c:1276 start_kernel+0x2f5/0x48f init/main.c:1058 secondary_startup_64_no_verify+0xce/0xdb irq event stamp: 1318879 hardirqs last enabled at (1318878): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline] hardirqs last enabled at (1318878): [] _raw_spin_unlock_irq+0x1f/0x40 kernel/locking/spinlock.c:202 hardirqs last disabled at (1318879): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (1318879): [] _raw_spin_lock_irqsave+0x4e/0x50 kernel/locking/spinlock.c:162 softirqs last enabled at (1317752): [] invoke_softirq kernel/softirq.c:445 [inline] softirqs last enabled at (1317752): [] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650 softirqs last disabled at (1318871): [] invoke_softirq kernel/softirq.c:445 [inline] softirqs last disabled at (1318871): [] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(vmap_area_lock); lock(vmap_area_lock); *** DEADLOCK *** 5 locks held by udevd/3135: #0: ffffc90000007d70 ((&dum_hcd->timer)){+.-.}-{0:0}, at: lockdep_copy_map include/linux/lockdep.h:31 [inline] #0: ffffc90000007d70 ((&dum_hcd->timer)){+.-.}-{0:0}, at: call_timer_fn+0xd5/0x6b0 kernel/time/timer.c:1464 #1: ffff88801aa18230 (&dev->event_lock#2){-.-.}-{2:2}, at: input_event drivers/input/input.c:456 [inline] #1: ffff88801aa18230 (&dev->event_lock#2){-.-.}-{2:2}, at: input_event+0x7b/0xb0 drivers/input/input.c:449 #2: ffffffff8bd845a0 (rcu_read_lock){....}-{1:2}, at: input_pass_values.part.0+0x0/0x710 drivers/input/input.c:884 #3: ffffffff8c7fcb58 (kbd_event_lock){..-.}-{2:2}, at: spin_lock include/linux/spinlock.h:349 [inline] #3: ffffffff8c7fcb58 (kbd_event_lock){..-.}-{2:2}, at: kbd_event+0x86/0x1780 drivers/tty/vt/keyboard.c:1537 #4: ffffffff8bd845a0 (rcu_read_lock){....}-{1:2}, at: show_state_filter+0x0/0x300 kernel/sched/core.c:8763 stack backtrace: CPU: 0 PID: 3135 Comm: udevd Not tainted 5.19.0-rc6-syzkaller-00115-g4a57a8400075 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 print_usage_bug kernel/locking/lockdep.c:3961 [inline] valid_state kernel/locking/lockdep.c:3973 [inline] mark_lock_irq kernel/locking/lockdep.c:4176 [inline] mark_lock.part.0.cold+0x18/0xd8 kernel/locking/lockdep.c:4632 mark_lock kernel/locking/lockdep.c:4596 [inline] mark_usage kernel/locking/lockdep.c:4527 [inline] __lock_acquire+0x11e7/0x5660 kernel/locking/lockdep.c:5007 lock_acquire kernel/locking/lockdep.c:5665 [inline] lock_acquire+0x1ab/0x570 kernel/locking/lockdep.c:5630 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154 spin_lock include/linux/spinlock.h:349 [inline] find_vmap_area+0x1c/0x130 mm/vmalloc.c:1805 check_heap_object mm/usercopy.c:176 [inline] __check_object_size mm/usercopy.c:250 [inline] __check_object_size+0x1f8/0x700 mm/usercopy.c:212 check_object_size include/linux/thread_info.h:199 [inline] __copy_from_user_inatomic include/linux/uaccess.h:62 [inline] copy_from_user_nmi arch/x86/lib/usercopy.c:47 [inline] copy_from_user_nmi+0xcb/0x130 arch/x86/lib/usercopy.c:31 copy_code arch/x86/kernel/dumpstack.c:91 [inline] show_opcodes+0x59/0xb0 arch/x86/kernel/dumpstack.c:121 show_iret_regs+0xd/0x33 arch/x86/kernel/dumpstack.c:149 __show_regs+0x1e/0x60 arch/x86/kernel/process_64.c:74 show_trace_log_lvl+0x25b/0x2ba arch/x86/kernel/dumpstack.c:292 sched_show_task kernel/sched/core.c:8801 [inline] sched_show_task+0x44c/0x5c0 kernel/sched/core.c:8775 show_state_filter+0x13e/0x300 kernel/sched/core.c:8846 k_spec drivers/tty/vt/keyboard.c:667 [inline] k_spec+0xe1/0x130 drivers/tty/vt/keyboard.c:656 kbd_keycode drivers/tty/vt/keyboard.c:1524 [inline] kbd_event+0xcdd/0x1780 drivers/tty/vt/keyboard.c:1543 input_to_handler+0x3b9/0x4c0 drivers/input/input.c:129 input_pass_values.part.0+0x230/0x710 drivers/input/input.c:156 input_pass_values drivers/input/input.c:426 [inline] input_handle_event+0x67e/0x1440 drivers/input/input.c:426 input_event drivers/input/input.c:457 [inline] input_event+0x8e/0xb0 drivers/input/input.c:449 hidinput_hid_event+0x79d/0x2010 drivers/hid/hid-input.c:1631 hid_process_event+0x491/0x570 drivers/hid/hid-core.c:1527 hid_input_array_field+0x4d7/0x660 drivers/hid/hid-core.c:1639 hid_process_report drivers/hid/hid-core.c:1681 [inline] hid_report_raw_event+0xa8a/0x1280 drivers/hid/hid-core.c:1998 hid_input_report+0x360/0x4c0 drivers/hid/hid-core.c:2065 hid_irq_in+0x50e/0x690 drivers/hid/usbhid/hid-core.c:284 __usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1670 usb_hcd_giveback_urb+0x367/0x410 drivers/usb/core/hcd.c:1747 dummy_timer+0x11f9/0x32b0 drivers/usb/gadget/udc/dummy_hcd.c:1988 call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1474 expire_timers kernel/time/timer.c:1519 [inline] __run_timers.part.0+0x679/0xa80 kernel/time/timer.c:1790 __run_timers kernel/time/timer.c:1768 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1803 __do_softirq+0x29b/0x9c2 kernel/softirq.c:571 invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650 irq_exit_rcu+0x5/0x20 kernel/softirq.c:662 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1106 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:kfree+0x145/0x310 mm/slab.c:3798 Code: 4c 89 f2 4c 89 ef e8 6a f8 ff ff 4d 85 e4 0f 85 c7 00 00 00 9c 58 f6 c4 02 0f 85 7f 01 00 00 4d 85 e4 74 01 fb 48 8b 44 24 08 <65> 48 2b 04 25 28 00 00 00 0f 85 ab 01 00 00 48 83 c4 10 5b 5d 41 RSP: 0018:ffffc90002e07df0 EFLAGS: 00000206 RAX: 1ac6677d40542600 RBX: ffffea000071e900 RCX: 1ffffffff1b75ae9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffff88801c7a4300 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000080000000 R11: 000000000008a07a R12: 0000000000000200 R13: ffff888011840400 R14: ffffffff8200f6a3 R15: ffff88801feb3c60 kernfs_fop_release+0xe3/0x190 fs/kernfs/file.c:753 __fput+0x277/0x9d0 fs/file_table.c:317 task_work_run+0xdd/0x1a0 kernel/task_work.c:177 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop kernel/entry/common.c:169 [inline] exit_to_user_mode_prepare+0x23c/0x250 kernel/entry/common.c:201 __syscall_exit_to_user_mode_work kernel/entry/common.c:283 [inline] syscall_exit_to_user_mode+0x19/0x50 kernel/entry/common.c:294 do_syscall_64+0x42/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f782492a467 Code: 44 00 00 48 8b 15 11 aa 0c 00 f7 d8 64 89 02 b8 ff ff ff ff eb bc 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 e1 a9 0c 00 f7 d8 64 89 02 b8 RSP: 002b:00007ffd8e5b1188 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 000055a608c98050 RCX: 00007f782492a467 RDX: 00007f78249f1780 RSI: 0000000000000000 RDI: 000000000000000c RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 00007f78249b4fc0 R11: 0000000000000202 R12: 00007f78249f2380 R13: 00000000000001f2 R14: 0000000000000004 R15: 0000000000000000 Code: 44 00 00 48 8b 15 11 aa 0c 00 f7 d8 64 89 02 b8 ff ff ff ff eb bc 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 e1 a9 0c 00 f7 d8 64 89 02 b8 RSP: 002b:00007ffd8e5b1188 EFLAGS: 00000202 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 000055a608c98050 RCX: 00007f782492a467 RDX: 00007f78249f1780 RSI: 0000000000000000 RDI: 000000000000000c RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 00007f78249b4fc0 R11: 0000000000000202 R12: 00007f78249f2380 R13: 00000000000001f2 R14: 0000000000000004 R15: 0000000000000000 task:dbus-daemon state:S stack:27800 pid: 3338 ppid: 1 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa6abc93e46 RSP: 002b:00007ffeb4724258 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 00007ffeb4724268 RCX: 00007fa6abc93e46 RDX: 0000000000000040 RSI: 00007ffeb4724268 RDI: 0000000000000003 RBP: 00007ffeb47245f8 R08: 000000000000001f R09: 00007ffeb478a080 R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ffeb47245f8 R15: 00007ffeb472489c task:dhcpcd state:S stack:25968 pid: 3351 ppid: 1 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x195/0x390 kernel/time/hrtimer.c:2305 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xe90 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa4bbd2f9fb RSP: 002b:00007ffcf26555d0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055bb3c1a6dd0 RCX: 00007fa4bbd2f9fb RDX: 00007ffcf26555f0 RSI: 0000000000000004 RDI: 000055bb3c1b1bd0 RBP: 00007ffcf2655910 R08: 0000000000000008 R09: 00007ffcf2723080 R10: 00007ffcf2655910 R11: 0000000000000246 R12: 00007ffcf26555f0 R13: 000055bb3a2f0610 R14: 0000000000000000 R15: 0000000000000000 task:dhcpcd state:S stack:23256 pid: 3352 ppid: 3351 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xe90 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa4bbd2f9fb RSP: 002b:00007ffcf26555d0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055bb3c1a6dd0 RCX: 00007fa4bbd2f9fb RDX: 0000000000000000 RSI: 0000000000000003 RDI: 000055bb3c1a6db0 RBP: 00007ffcf2655910 R08: 0000000000000008 R09: 00007ffcf26352d0 R10: 00007ffcf2655910 R11: 0000000000000246 R12: 0000000000000000 R13: 000055bb3a2f0610 R14: 0000000000000003 R15: 0000000000000000 task:dhcpcd state:S stack:28168 pid: 3353 ppid: 3351 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xe90 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa4bbd2f9fb RSP: 002b:00007ffcf26555d0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055bb3c1a6dd0 RCX: 00007fa4bbd2f9fb RDX: 0000000000000000 RSI: 0000000000000004 RDI: 000055bb3c1b0600 RBP: 00007ffcf2655910 R08: 0000000000000008 R09: 00007fa4bbdfba60 R10: 00007ffcf2655910 R11: 0000000000000246 R12: 0000000000000000 R13: 000055bb3a2f0610 R14: 0000000000000003 R15: 0000000000000000 task:dhcpcd state:S stack:28168 pid: 3354 ppid: 3351 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xe90 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa4bbd2f9fb RSP: 002b:00007ffcf26555d0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055bb3c1a6dd0 RCX: 00007fa4bbd2f9fb RDX: 0000000000000000 RSI: 0000000000000005 RDI: 000055bb3c1b0600 RBP: 00007ffcf2655910 R08: 0000000000000008 R09: 00007fa4bbdfba60 R10: 00007ffcf2655910 R11: 0000000000000246 R12: 0000000000000000 R13: 000055bb3a2f0610 R14: 0000000000000003 R15: 0000000000000000 task:sshd state:S stack:27848 pid: 3446 ppid: 1 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_select+0x11a1/0x16a0 fs/select.c:607 core_sys_select+0x3c2/0x9c0 fs/select.c:681 do_pselect.constprop.0+0x17b/0x1c0 fs/select.c:763 __do_sys_pselect6 fs/select.c:804 [inline] __se_sys_pselect6 fs/select.c:795 [inline] __x64_sys_pselect6+0x17f/0x230 fs/select.c:795 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fd78ceb0d83 RSP: 002b:00007ffe1a932170 EFLAGS: 00000246 ORIG_RAX: 000000000000010e RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fd78ceb0d83 RDX: 0000000000000000 RSI: 00005572505adc80 RDI: 0000000000000008 RBP: 00007ffe1a932358 R08: 0000000000000000 R09: 00007ffe1a9321b0 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000064 R13: 00005572505adc80 R14: 000000000000018c R15: 000055724f071e85 task:getty state:S stack:24192 pid: 3450 ppid: 1 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_timeout+0x1db/0x2a0 kernel/time/timer.c:1911 wait_woken+0x18b/0x1f0 kernel/sched/wait.c:459 n_tty_read+0x104c/0x13c0 drivers/tty/n_tty.c:2190 iterate_tty_read drivers/tty/tty_io.c:858 [inline] tty_read+0x33a/0x5d0 drivers/tty/tty_io.c:933 call_read_iter include/linux/fs.h:2052 [inline] new_sync_read+0x384/0x5f0 fs/read_write.c:401 vfs_read+0x492/0x5d0 fs/read_write.c:482 ksys_read+0x127/0x250 fs/read_write.c:620 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7ffa220da8fe RSP: 002b:00007ffc60d2feb8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000561c506242c0 RCX: 00007ffa220da8fe RDX: 0000000000000001 RSI: 00007ffc60d2fed0 RDI: 0000000000000000 RBP: 0000561c50624320 R08: 0000000000000007 R09: 0000561c50625860 R10: 0000000000000063 R11: 0000000000000246 R12: 0000561c5062435c R13: 00007ffc60d2fed0 R14: 0000000000000000 R15: 0000561c5062435c task:kworker/2:2 state:I stack:22432 pid: 3483 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:dhcpcd state:S stack:27552 pid: 3492 ppid: 3352 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xe90 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa4bbd2f9fb RSP: 002b:00007ffcf26555d0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055bb3c1a6dd0 RCX: 00007fa4bbd2f9fb RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055bb3c1bafc0 RBP: 00007ffcf2655910 R08: 0000000000000008 R09: 000000005469df3a R10: 00007ffcf2655910 R11: 0000000000000246 R12: 0000000000000000 R13: 000055bb3a2f0610 R14: 0000000000000003 R15: 0000000000000000 task:dhcpcd state:S stack:27952 pid: 3493 ppid: 3352 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xe90 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa4bbd2f9fb RSP: 002b:00007ffcf26555d0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055bb3c1a6dd0 RCX: 00007fa4bbd2f9fb RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055bb3c1bafc0 RBP: 00007ffcf2655910 R08: 0000000000000008 R09: 00000000836371ee R10: 00007ffcf2655910 R11: 0000000000000246 R12: 0000000000000000 R13: 000055bb3a2f0610 R14: 0000000000000003 R15: 0000000000000000 task:dhcpcd state:S stack:27576 pid: 3506 ppid: 3352 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xe90 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa4bbd2f9fb RSP: 002b:00007ffcf26555d0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055bb3c1a6dd0 RCX: 00007fa4bbd2f9fb RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055bb3c1bafc0 RBP: 00007ffcf2655910 R08: 0000000000000008 R09: 0000000072b39222 R10: 00007ffcf2655910 R11: 0000000000000246 R12: 0000000000000000 R13: 000055bb3a2f0610 R14: 0000000000000003 R15: 0000000000000000 task:dhcpcd state:S stack:27632 pid: 3548 ppid: 3352 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xe90 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa4bbd2f9fb RSP: 002b:00007ffcf26555d0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055bb3c1a6dd0 RCX: 00007fa4bbd2f9fb RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055bb3c1bc5b0 RBP: 00007ffcf2655910 R08: 0000000000000008 R09: 0000000012005452 R10: 00007ffcf2655910 R11: 0000000000000246 R12: 0000000000000000 R13: 000055bb3a2f0610 R14: 0000000000000003 R15: 0000000000000000 task:dhcpcd state:S stack:27952 pid: 3555 ppid: 3352 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xe90 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa4bbd2f9fb RSP: 002b:00007ffcf26555d0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055bb3c1a6dd0 RCX: 00007fa4bbd2f9fb RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055bb3c1bc5b0 RBP: 00007ffcf2655910 R08: 0000000000000008 R09: 0000000012005452 R10: 00007ffcf2655910 R11: 0000000000000246 R12: 0000000000000000 R13: 000055bb3a2f0610 R14: 0000000000000003 R15: 0000000000000000 task:dhcpcd state:S stack:27952 pid: 3556 ppid: 3352 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xe90 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa4bbd2f9fb RSP: 002b:00007ffcf26555d0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055bb3c1a6dd0 RCX: 00007fa4bbd2f9fb RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055bb3c1bc5b0 RBP: 00007ffcf2655910 R08: 0000000000000008 R09: 000000005469df3a R10: 00007ffcf2655910 R11: 0000000000000246 R12: 0000000000000000 R13: 000055bb3a2f0610 R14: 0000000000000003 R15: 0000000000000000 task:dhcpcd state:S stack:28168 pid: 3557 ppid: 3352 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xe90 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa4bbd2f9fb RSP: 002b:00007ffcf26555d0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055bb3c1a6dd0 RCX: 00007fa4bbd2f9fb RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055bb3c1bc5b0 RBP: 00007ffcf2655910 R08: 0000000000000008 R09: 00000000836371ee R10: 00007ffcf2655910 R11: 0000000000000246 R12: 0000000000000000 R13: 000055bb3a2f0610 R14: 0000000000000003 R15: 0000000000000000 task:dhcpcd state:S stack:28096 pid: 3558 ppid: 3352 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xe90 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa4bbd2f9fb RSP: 002b:00007ffcf26555d0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055bb3c1a6dd0 RCX: 00007fa4bbd2f9fb RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055bb3c1bc5b0 RBP: 00007ffcf2655910 R08: 0000000000000008 R09: 0000000072b39222 R10: 00007ffcf2655910 R11: 0000000000000246 R12: 0000000000000000 R13: 000055bb3a2f0610 R14: 0000000000000003 R15: 0000000000000000 task:dhcpcd state:S stack:27336 pid: 3573 ppid: 3352 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_poll fs/select.c:965 [inline] do_sys_poll+0x897/0xe90 fs/select.c:1015 __do_sys_ppoll fs/select.c:1121 [inline] __se_sys_ppoll fs/select.c:1101 [inline] __x64_sys_ppoll+0x210/0x280 fs/select.c:1101 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa4bbd2f9fb RSP: 002b:00007ffcf26555d0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f RAX: ffffffffffffffda RBX: 000055bb3c1a6dd0 RCX: 00007fa4bbd2f9fb RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055bb3c1bc5b0 RBP: 00007ffcf2655910 R08: 0000000000000008 R09: 0000000012005452 R10: 00007ffcf2655910 R11: 0000000000000246 R12: 0000000000000000 R13: 000055bb3a2f0610 R14: 0000000000000003 R15: 0000000000000000 task:kworker/0:3 state:R running task stack:22016 pid: 3574 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/0:0 state:I stack:22560 pid: 3710 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:sshd state:S stack:26680 pid: 3714 ppid: 3446 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x195/0x390 kernel/time/hrtimer.c:2305 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244 do_select+0x11a1/0x16a0 fs/select.c:607 core_sys_select+0x3c2/0x9c0 fs/select.c:681 do_pselect.constprop.0+0x17b/0x1c0 fs/select.c:763 __do_sys_pselect6 fs/select.c:804 [inline] __se_sys_pselect6 fs/select.c:795 [inline] __x64_sys_pselect6+0x17f/0x230 fs/select.c:795 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7ff7dbf2bd83 RSP: 002b:00007fff56053e90 EFLAGS: 00000246 ORIG_RAX: 000000000000010e RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007ff7dbf2bd83 RDX: 000055c5bd889790 RSI: 000055c5bd88ba00 RDI: 000000000000000a RBP: 000055c5bd89d0c0 R08: 00007fff56053ec0 R09: 00007fff56053ed0 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 0000000000000001 R14: 00007fff56053f48 R15: 00007fff56053fc8 task:syz-executor390 state:S stack:27024 pid: 3716 ppid: 3714 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 freezable_schedule include/linux/freezer.h:172 [inline] do_nanosleep+0x24e/0x690 kernel/time/hrtimer.c:2044 hrtimer_nanosleep+0x1f9/0x4a0 kernel/time/hrtimer.c:2097 common_nsleep+0xa2/0xc0 kernel/time/posix-timers.c:1236 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1276 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1254 [inline] __x64_sys_clock_nanosleep+0x2f4/0x430 kernel/time/posix-timers.c:1254 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fef796fd5aa RSP: 002b:00007fff93a99d60 EFLAGS: 00000246 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: ffffffffffffffc0 RCX: 00007fef796fd5aa RDX: 00007fff93a99da0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 00005555559a5300 R10: 00007fff93a99da0 R11: 0000000000000246 R12: 00007fef796983b0 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 task:syz-executor390 state:S stack:28208 pid: 3717 ppid: 3716 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 freezable_schedule include/linux/freezer.h:172 [inline] do_nanosleep+0x24e/0x690 kernel/time/hrtimer.c:2044 hrtimer_nanosleep+0x1f9/0x4a0 kernel/time/hrtimer.c:2097 common_nsleep+0xa2/0xc0 kernel/time/posix-timers.c:1236 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1276 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1254 [inline] __x64_sys_clock_nanosleep+0x2f4/0x430 kernel/time/posix-timers.c:1254 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fef796fd5aa RSP: 002b:00007fff93a99d70 EFLAGS: 00000246 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007fef796fd5aa RDX: 00007fff93a99db0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000efa R08: 000000000000020e R09: 00007fff93b3f080 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000007fa49 R13: 00007fff93a99dec R14: 00007fff93a99e00 R15: 00007fff93a99df0 task:syz-executor390 state:S stack:27416 pid: 3718 ppid: 3716 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 instrument_atomic_read include/linux/instrumented.h:71 [inline] test_bit include/asm-generic/bitops/instrumented-non-atomic.h:134 [inline] test_ti_thread_flag include/linux/thread_info.h:118 [inline] need_resched include/linux/sched.h:2196 [inline] schedule+0xe9/0x1f0 kernel/sched/core.c:6532 freezable_schedule include/linux/freezer.h:172 [inline] do_nanosleep+0x24e/0x690 kernel/time/hrtimer.c:2044 hrtimer_nanosleep+0x1f9/0x4a0 kernel/time/hrtimer.c:2097 common_nsleep+0xa2/0xc0 kernel/time/posix-timers.c:1236 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1276 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1254 [inline] __x64_sys_clock_nanosleep+0x2f4/0x430 kernel/time/posix-timers.c:1254 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fef796fd5aa RSP: 002b:00007fff93a99d70 EFLAGS: 00000246 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007fef796fd5aa RDX: 00007fff93a99db0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000efb R08: 000000000000020e R09: 00007fff93b3f080 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000007fb6d R13: 00007fff93a99dec R14: 00007fff93a99e00 R15: 00007fff93a99df0 task:syz-executor390 state:S stack:28304 pid: 3720 ppid: 3716 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 do_wait+0x5f4/0xce0 kernel/exit.c:1537 kernel_wait4+0x14c/0x260 kernel/exit.c:1681 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1709 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fef796d7d36 RSP: 002b:00007fff93a99c78 EFLAGS: 00000246 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 00007fff93a99c80 RCX: 00007fef796d7d36 RDX: 0000000040000000 RSI: 00007fff93a99dec RDI: 00000000ffffffff RBP: 0000000000000ef2 R08: 0000000000000000 R09: 00007fef7974a840 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff93a99dec R13: 00005555559a65f0 R14: 00007fff93a99e00 R15: 00007fff93a99df0 task:syz-executor390 state:S stack:27904 pid: 3721 ppid: 3716 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 do_wait+0x5f4/0xce0 kernel/exit.c:1537 kernel_wait4+0x14c/0x260 kernel/exit.c:1681 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1709 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fef796d7d36 RSP: 002b:00007fff93a99c78 EFLAGS: 00000246 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 00007fff93a99c80 RCX: 00007fef796d7d36 RDX: 0000000040000000 RSI: 00007fff93a99dec RDI: 00000000ffffffff RBP: 0000000000000ef3 R08: 0000000000000000 R09: 00007fef7974a840 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff93a99dec R13: 00005555559a65f0 R14: 00007fff93a99e00 R15: 00007fff93a99df0 task:kworker/3:1 state:I stack:22456 pid: 3725 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/3:3 state:I stack:29360 pid: 3726 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/3:4 state:I stack:29032 pid: 3730 ppid: 2 flags:0x00004000 Workqueue: 0x0 (rcu_gp) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/2:0 state:I stack:22472 pid: 3735 ppid: 2 flags:0x00004000 Workqueue: 0x0 (usb_hub_wq) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/0:1 state:I stack:23192 pid: 3739 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/2:3 state:I stack:22968 pid: 3742 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/1:1 state:I stack:21920 pid: 3745 ppid: 2 flags:0x00004000 Workqueue: 0x0 (usb_hub_wq) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/1:3 state:I stack:29792 pid: 3750 ppid: 2 flags:0x00004000 Workqueue: 0x0 (rcu_gp) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:udevd state:S stack:27976 pid: 3754 ppid: 3135 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f7824933e46 RSP: 002b:00007ffd8e5b5528 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7824933e46 RDX: 0000000000000004 RSI: 00007ffd8e5b5568 RDI: 0000000000000004 RBP: 000055a608c90730 R08: 0000000000000007 R09: 000055a608ca7470 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055a608c92880 R13: 00007ffd8e5b5568 R14: 00000000ffffffff R15: 000055a608c612c0 task:udevd state:S stack:25208 pid: 3756 ppid: 3135 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f7824933e46 RSP: 002b:00007ffd8e5b5528 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7824933e46 RDX: 0000000000000004 RSI: 00007ffd8e5b5568 RDI: 0000000000000004 RBP: 000055a608c9c9b0 R08: 0000000000000007 R09: 000055a608cb1530 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055a608cb0770 R13: 00007ffd8e5b5568 R14: 00000000ffffffff R15: 000055a608c612c0 task:udevd state:S stack:27320 pid: 3757 ppid: 3135 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f7824933e46 RSP: 002b:00007ffd8e5b5528 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7824933e46 RDX: 0000000000000004 RSI: 00007ffd8e5b5568 RDI: 0000000000000004 RBP: 000055a608c97230 R08: 0000000000000007 R09: 000055a608c6fa70 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055a608ca14d0 R13: 00007ffd8e5b5568 R14: 00000000ffffffff R15: 000055a608c612c0 task:udevd state:S stack:26928 pid: 3758 ppid: 3135 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f7824933e46 RSP: 002b:00007ffd8e5b5528 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7824933e46 RDX: 0000000000000004 RSI: 00007ffd8e5b5568 RDI: 0000000000000004 RBP: 000055a608caf480 R08: 0000000000000007 R09: 000055a608caab80 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055a608cade30 R13: 00007ffd8e5b5568 R14: 00000000ffffffff R15: 000055a608c612c0 task:udevd state:S stack:27592 pid: 3759 ppid: 3135 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f7824933e46 RSP: 002b:00007ffd8e5b5528 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7824933e46 RDX: 0000000000000004 RSI: 00007ffd8e5b5568 RDI: 0000000000000004 RBP: 000055a608c90730 R08: 0000000000000007 R09: 000055a608c7d030 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055a608d91d80 R13: 00007ffd8e5b5568 R14: 00000000ffffffff R15: 000055a608c612c0 task:udevd state:S stack:27776 pid: 3760 ppid: 3135 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f7824933e46 RSP: 002b:00007ffd8e5b5528 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7824933e46 RDX: 0000000000000004 RSI: 00007ffd8e5b5568 RDI: 0000000000000004 RBP: 000055a608c8a7e0 R08: 0000000000000007 R09: 000055a608c7d030 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055a608c9de50 R13: 00007ffd8e5b5568 R14: 00000000ffffffff R15: 000055a608c612c0 task:udevd state:S stack:27648 pid: 3761 ppid: 3135 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f7824933e46 RSP: 002b:00007ffd8e5b5528 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7824933e46 RDX: 0000000000000004 RSI: 00007ffd8e5b5568 RDI: 0000000000000004 RBP: 000055a608c90730 R08: 0000000000000007 R09: 000055a608c96890 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055a608c9d760 R13: 00007ffd8e5b5568 R14: 00000000ffffffff R15: 000055a608c612c0 task:udevd state:S stack:27288 pid: 3762 ppid: 3135 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f7824933e46 RSP: 002b:00007ffd8e5b5528 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7824933e46 RDX: 0000000000000004 RSI: 00007ffd8e5b5568 RDI: 0000000000000004 RBP: 000055a608c98230 R08: 0000000000000007 R09: 000055a608ca9f40 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055a608ca9d30 R13: 00007ffd8e5b5568 R14: 00000000ffffffff R15: 000055a608c612c0 task:kworker/2:4 state:I stack:29032 pid: 3763 ppid: 2 flags:0x00004000 Workqueue: 0x0 (mm_percpu_wq) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/3:5 state:I stack:29784 pid: 3785 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/0:4 state:I stack:29360 pid: 3800 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:udevd state:S stack:27904 pid: 3803 ppid: 3135 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f7824933e46 RSP: 002b:00007ffd8e5b5528 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7824933e46 RDX: 0000000000000004 RSI: 00007ffd8e5b5568 RDI: 0000000000000004 RBP: 000055a608c7d320 R08: 0000000000000007 R09: 000055a608c8e740 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055a608cab360 R13: 00007ffd8e5b5568 R14: 00000000ffffffff R15: 000055a608c612c0 task:udevd state:S stack:27752 pid: 3804 ppid: 3135 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f7824933e46 RSP: 002b:00007ffd8e5b5528 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7824933e46 RDX: 0000000000000004 RSI: 00007ffd8e5b5568 RDI: 0000000000000004 RBP: 000055a608c7d320 R08: 0000000000000007 R09: 000055a608ca11e0 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055a608cc82a0 R13: 00007ffd8e5b5568 R14: 00000000ffffffff R15: 000055a608c612c0 task:udevd state:S stack:28128 pid: 3806 ppid: 3135 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f7824933e46 RSP: 002b:00007ffd8e5b5528 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7824933e46 RDX: 0000000000000004 RSI: 00007ffd8e5b5568 RDI: 0000000000000004 RBP: 000055a608ca84f0 R08: 0000000000000007 R09: 000055a608c8dc50 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055a608cc85f0 R13: 00007ffd8e5b5568 R14: 00000000ffffffff R15: 000055a608c612c0 task:kworker/0:5 state:I stack:29776 pid: 3812 ppid: 2 flags:0x00004000 Workqueue: 0x0 (mm_percpu_wq) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/0:6 state:I stack:30056 pid: 3813 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:syz-executor390 state:R running task stack:28872 pid: 3826 ppid: 3720 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_timeout+0x1db/0x2a0 kernel/time/timer.c:1911 do_wait_for_common kernel/sched/completion.c:85 [inline] __wait_for_common+0x378/0x530 kernel/sched/completion.c:106 wait_for_common kernel/sched/completion.c:117 [inline] wait_for_completion_interruptible+0x1b/0x30 kernel/sched/completion.c:206 raw_process_ep_io+0x5ec/0xb20 drivers/usb/gadget/legacy/raw_gadget.c:1071 raw_ioctl_ep_write drivers/usb/gadget/legacy/raw_gadget.c:1099 [inline] raw_ioctl+0x955/0x2780 drivers/usb/gadget/legacy/raw_gadget.c:1271 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fef796d92e7 RSP: 002b:00007fff93a98da8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007fef796d92e7 RDX: 00007fff93a98dc0 RSI: 0000000040085507 RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000000 R10: 00007fef7974c440 R11: 0000000000000246 R12: 000000000007a4e1 R13: 00007fff93a99dec R14: 00007fff93a99e00 R15: 00007fff93a99df0 task:syz-executor390 state:R running task stack:28528 pid: 3827 ppid: 3721 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_timeout+0x1db/0x2a0 kernel/time/timer.c:1911 do_wait_for_common kernel/sched/completion.c:85 [inline] __wait_for_common+0x378/0x530 kernel/sched/completion.c:106 wait_for_common kernel/sched/completion.c:117 [inline] wait_for_completion_interruptible+0x1b/0x30 kernel/sched/completion.c:206 raw_process_ep_io+0x5ec/0xb20 drivers/usb/gadget/legacy/raw_gadget.c:1071 raw_ioctl_ep_write drivers/usb/gadget/legacy/raw_gadget.c:1099 [inline] raw_ioctl+0x955/0x2780 drivers/usb/gadget/legacy/raw_gadget.c:1271 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fef796d92e7 RSP: 002b:00007fff93a98da8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007fef796d92e7 RDX: 00007fff93a98dc0 RSI: 0000000040085507 RDI: 0000000000000003 RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000000 R10: 00007fef7974c440 R11: 0000000000000246 R12: 000000000007a51d R13: 00007fff93a99dec R14: 00007fff93a99e00 R15: 00007fff93a99df0 task:syz-executor390 state:S stack:28728 pid: 3836 ppid: 3717 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_timeout+0x1db/0x2a0 kernel/time/timer.c:1911 ___down_common kernel/locking/semaphore.c:225 [inline] __down_common+0x363/0x770 kernel/locking/semaphore.c:246 down_interruptible+0x7b/0xa0 kernel/locking/semaphore.c:87 raw_event_queue_fetch drivers/usb/gadget/legacy/raw_gadget.c:99 [inline] raw_ioctl_event_fetch drivers/usb/gadget/legacy/raw_gadget.c:588 [inline] raw_ioctl+0x1010/0x2780 drivers/usb/gadget/legacy/raw_gadget.c:1256 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fef796d92e7 RSP: 002b:00007fff93a97d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fff93a98d90 RCX: 00007fef796d92e7 RDX: 00007fff93a98d90 RSI: 0000000080085502 RDI: 0000000000000003 RBP: 0000000800000000 R08: 000000000000ffff R09: 000000000000000b R10: 00007fff93a97dc0 R11: 0000000000000246 R12: 00007fff93a97d60 R13: 0000000000000000 R14: 00007fef7974c440 R15: 0000000000000003 task:syz-executor390 state:S stack:28408 pid: 3837 ppid: 3718 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0xa00/0x4b50 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_timeout+0x1db/0x2a0 kernel/time/timer.c:1911 ___down_common kernel/locking/semaphore.c:225 [inline] __down_common+0x363/0x770 kernel/locking/semaphore.c:246 down_interruptible+0x7b/0xa0 kernel/locking/semaphore.c:87 raw_event_queue_fetch drivers/usb/gadget/legacy/raw_gadget.c:99 [inline] raw_ioctl_event_fetch drivers/usb/gadget/legacy/raw_gadget.c:588 [inline] raw_ioctl+0x1010/0x2780 drivers/usb/gadget/legacy/raw_gadget.c:1256 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:870 [inline] __se_sys_ioctl fs/ioctl.c:856 [inline] __x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fef796d92e7 RSP: 002b:00007fff93a97d38 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fff93a98d90 RCX: 00007fef796d92e7 RDX: 00007fff93a98d90 RSI: 0000000080085502 RDI: 0000000000000003 RBP: 0000000800000000 R08: 000000000000ffff R09: 000000000000000b R10: 00007fff93a97dc0 R11: 0000000000000246 R12: 00007fff93a97d60 R13: 0000000000000000 R14: 00007fef7974c440 R15: 0000000000000003 INFO: lockdep is turned off. keytouch 0003:0926:3333.002E: can't resubmit intr, dummy_hcd.1-1/input0, status -19 ---------------- Code disassembly (best guess): 0: 4c 89 f2 mov %r14,%rdx 3: 4c 89 ef mov %r13,%rdi 6: e8 6a f8 ff ff callq 0xfffff875 b: 4d 85 e4 test %r12,%r12 e: 0f 85 c7 00 00 00 jne 0xdb 14: 9c pushfq 15: 58 pop %rax 16: f6 c4 02 test $0x2,%ah 19: 0f 85 7f 01 00 00 jne 0x19e 1f: 4d 85 e4 test %r12,%r12 22: 74 01 je 0x25 24: fb sti 25: 48 8b 44 24 08 mov 0x8(%rsp),%rax * 2a: 65 48 2b 04 25 28 00 sub %gs:0x28,%rax <-- trapping instruction 31: 00 00 33: 0f 85 ab 01 00 00 jne 0x1e4 39: 48 83 c4 10 add $0x10,%rsp 3d: 5b pop %rbx 3e: 5d pop %rbp 3f: 41 rex.B