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+0x46/0xb0 RIP: 0033:0x7f55ac8c81a7 ================================ WARNING: inconsistent lock state 5.19.0-rc4-syzkaller-00118-g8affe37c525d #0 Not tainted -------------------------------- inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. syz-executor.5/1308 [HC0[0]:SC1[1]:HE0:SE0] takes: ffffffff87b82078 (vmap_area_lock){+.?.}-{2:2}, at: spin_lock include/linux/spinlock.h:349 [inline] ffffffff87b82078 (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 get_vm_area_caller+0x43/0x50 mm/vmalloc.c:2506 __ioremap_caller.constprop.0+0x292/0x600 arch/x86/mm/ioremap.c:280 acpi_os_ioremap include/acpi/acpi_io.h:13 [inline] acpi_map drivers/acpi/osl.c:296 [inline] acpi_os_map_iomem+0x463/0x550 drivers/acpi/osl.c:355 acpi_tb_acquire_table+0xd8/0x209 drivers/acpi/acpica/tbdata.c:142 acpi_tb_validate_table drivers/acpi/acpica/tbdata.c:317 [inline] acpi_tb_validate_table+0x50/0x8c drivers/acpi/acpica/tbdata.c:308 acpi_tb_verify_temp_table+0x84/0x674 drivers/acpi/acpica/tbdata.c:504 acpi_reallocate_root_table+0x374/0x3e0 drivers/acpi/acpica/tbxface.c:180 acpi_early_init+0x13a/0x438 drivers/acpi/bus.c:1200 start_kernel+0x3cf/0x48f init/main.c:1098 secondary_startup_64_no_verify+0xce/0xdb irq event stamp: 6060737 hardirqs last enabled at (6060736): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline] hardirqs last enabled at (6060736): [] _raw_spin_unlock_irq+0x1f/0x40 kernel/locking/spinlock.c:202 hardirqs last disabled at (6060737): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (6060737): [] _raw_spin_lock_irqsave+0x4e/0x50 kernel/locking/spinlock.c:162 softirqs last enabled at (6044728): [] invoke_softirq kernel/softirq.c:445 [inline] softirqs last enabled at (6044728): [] __irq_exit_rcu+0x113/0x170 kernel/softirq.c:650 softirqs last disabled at (6060733): [] invoke_softirq kernel/softirq.c:445 [inline] softirqs last disabled at (6060733): [] __irq_exit_rcu+0x113/0x170 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 *** 8 locks held by syz-executor.5/1308: #0: ffffffff8780a098 (tasklist_lock){.+.+}-{2:2}, at: kill_something_info+0x60/0x320 kernel/signal.c:1597 #1: ffffffff87a94700 (rcu_read_lock){....}-{1:2}, at: group_send_sig_info+0x0/0x2d0 kernel/signal.c:1830 #2: ffffffff87a94700 (rcu_read_lock){....}-{1:2}, at: audit_context include/linux/audit.h:317 [inline] #2: ffffffff87a94700 (rcu_read_lock){....}-{1:2}, at: audit_signal_info_syscall+0x41/0xad0 kernel/auditsc.c:2765 #3: ffffc90000007d70 ((&dum_hcd->timer)){+.-.}-{0:0}, at: lockdep_copy_map include/linux/lockdep.h:31 [inline] #3: ffffc90000007d70 ((&dum_hcd->timer)){+.-.}-{0:0}, at: call_timer_fn+0xd5/0x6b0 kernel/time/timer.c:1464 #4: ffff88811b3d2230 (&dev->event_lock){-.-.}-{2:2}, at: input_event drivers/input/input.c:456 [inline] #4: ffff88811b3d2230 (&dev->event_lock){-.-.}-{2:2}, at: input_event+0x7b/0xb0 drivers/input/input.c:449 #5: ffffffff87a94700 (rcu_read_lock){....}-{1:2}, at: input_pass_values.part.0+0x0/0x710 drivers/input/input.c:884 #6: ffffffff87eb1e38 (kbd_event_lock){..-.}-{2:2}, at: spin_lock include/linux/spinlock.h:349 [inline] #6: ffffffff87eb1e38 (kbd_event_lock){..-.}-{2:2}, at: kbd_event+0x86/0x1780 drivers/tty/vt/keyboard.c:1537 #7: ffffffff87a94700 (rcu_read_lock){....}-{1:2}, at: show_state_filter+0x0/0x300 kernel/sched/core.c:8763 stack backtrace: CPU: 0 PID: 1308 Comm: syz-executor.5 Not tainted 5.19.0-rc4-syzkaller-00118-g8affe37c525d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022 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+0x288/0x9a5 kernel/softirq.c:571 invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x113/0x170 kernel/softirq.c:650 irq_exit_rcu+0x5/0x20 kernel/softirq.c:662 sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1106 asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:lock_is_held_type+0xff/0x140 kernel/locking/lockdep.c:5713 Code: 00 00 b8 ff ff ff ff 65 0f c1 05 64 5e 14 7a 83 f8 01 75 29 9c 58 f6 c4 02 75 3d 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 45 31 ed eb b9 0f 0b 48 RSP: 0018:ffffc90001117b88 EFLAGS: 00000286 RAX: 0000000000000046 RBX: 0000000000000003 RCX: 0000000000000001 RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000000 RBP: ffffffff87a94640 R08: 0000000000000000 R09: ffffffff88dd1e17 R10: fffffbfff11ba3c2 R11: 0000000000000001 R12: ffff88812cc01c80 R13: 0000000000000000 R14: 00000000ffffffff R15: ffff88812cc026c8 lock_is_held include/linux/lockdep.h:279 [inline] rcu_read_lock_sched_held+0x3a/0x70 kernel/rcu/update.c:125 trace_lock_release include/trace/events/lock.h:69 [inline] lock_release+0x560/0x780 kernel/locking/lockdep.c:5676 rcu_lock_release include/linux/rcupdate.h:274 [inline] rcu_read_unlock include/linux/rcupdate.h:728 [inline] audit_signal_info_syscall+0x146/0xad0 kernel/auditsc.c:2766 check_kill_permission+0xaf/0x540 kernel/signal.c:846 group_send_sig_info+0xc3/0x2d0 kernel/signal.c:1439 __kill_pgrp_info+0x88/0x120 kernel/signal.c:1461 kill_something_info+0x103/0x320 kernel/signal.c:1599 __do_sys_kill kernel/signal.c:3776 [inline] __se_sys_kill kernel/signal.c:3770 [inline] __x64_sys_kill+0x1b6/0x240 kernel/signal.c:3770 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+0x46/0xb0 RIP: 0033:0x7f55ac8c81a7 Code: ff ff 90 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff e9 5d ff ff ff e8 45 79 04 00 0f 1f 44 00 00 b8 3e 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff46c19db8 EFLAGS: 00000297 ORIG_RAX: 000000000000003e RAX: ffffffffffffffda RBX: 00000000000001be RCX: 00007f55ac8c81a7 RDX: 0000000000000bb4 RSI: 0000000000000009 RDI: 00000000fffffe42 RBP: 00007fff46c19e1c R08: 0000000000000195 R09: 00007fff46d58080 R10: 00007fff46d58090 R11: 0000000000000297 R12: 0000000000000064 R13: 000000000006231d R14: 0000000000000001 R15: 00007fff46c19e80 Code: ff ff 90 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff e9 5d ff ff ff e8 45 79 04 00 0f 1f 44 00 00 b8 3e 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff46c19db8 EFLAGS: 00000297 ORIG_RAX: 000000000000003e RAX: ffffffffffffffda RBX: 00000000000001be RCX: 00007f55ac8c81a7 RDX: 0000000000000bb4 RSI: 0000000000000009 RDI: 00000000fffffe42 RBP: 00007fff46c19e1c R08: 0000000000000195 R09: 00007fff46d58080 R10: 00007fff46d58090 R11: 0000000000000297 R12: 0000000000000064 R13: 000000000006231d R14: 0000000000000001 R15: 00007fff46c19e80 task:kworker/u4:4 state:I stack:27232 pid: 1310 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events_unbound) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2ef/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 task:kworker/u4:5 state:I stack:25144 pid: 1312 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events_unbound) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2ef/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 task:syz-executor.4 state:R running task stack:24912 pid: 1314 ppid: 1299 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 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:1227 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1267 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1245 [inline] __x64_sys_clock_nanosleep+0x2f4/0x430 kernel/time/posix-timers.c:1245 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+0x46/0xb0 RIP: 0033:0x7fab32a93dda RSP: 002b:00007ffc26de0980 EFLAGS: 00000246 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 00000000000001cf RCX: 00007fab32a93dda RDX: 00007ffc26de09c0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffc26de0a4c R08: 0000000000000195 R09: 00007ffc26de2080 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000032 R13: 0000000000062eae R14: 0000000000000000 R15: 00007ffc26de0ab0 task:kworker/u4:8 state:I stack:27080 pid: 1769 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events_unbound) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2ef/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 task:udevd state:S stack:27952 pid: 3987 ppid: 1180 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 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+0x46/0xb0 RIP: 0033:0x7f7b415e0e46 RSP: 002b:00007ffe67319068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7b415e0e46 RDX: 0000000000000004 RSI: 00007ffe673190a8 RDI: 0000000000000004 RBP: 000055e183e9ab60 R08: 0000000000000007 R09: 000055e183eaa720 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055e183ec4340 R13: 00007ffe673190a8 R14: 00000000ffffffff R15: 000055e183e90910 task:kworker/0:3 state:I stack:22480 pid: 4019 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2ef/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 task:udevd state:S stack:27360 pid: 4047 ppid: 1180 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 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+0x46/0xb0 RIP: 0033:0x7f7b415e0e46 RSP: 002b:00007ffe67319068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7b415e0e46 RDX: 0000000000000004 RSI: 00007ffe673190a8 RDI: 0000000000000004 RBP: 000055e183eb6190 R08: 0000000000000007 R09: 000055e183eaa720 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055e183eba7c0 R13: 00007ffe673190a8 R14: 00000000ffffffff R15: 000055e183e90910 task:udevd state:S stack:27032 pid: 4048 ppid: 1180 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6589 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0xa70/0x1350 kernel/locking/mutex.c:747 device_lock_interruptible include/linux/device.h:840 [inline] read_descriptors+0x3c/0x2c0 drivers/usb/core/sysfs.c:873 sysfs_kf_bin_read+0x196/0x270 fs/sysfs/file.c:97 kernfs_file_read_iter fs/kernfs/file.c:207 [inline] kernfs_fop_read_iter+0x3b6/0x6e0 fs/kernfs/file.c:236 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+0x46/0xb0 RIP: 0033:0x7f7b415d28fe RSP: 002b:00007ffe67303538 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7b415d28fe RDX: 0000000000010011 RSI: 00007ffe67303567 RDI: 0000000000000008 RBP: 00007ffe67313c38 R08: 00007f7b416a2a00 R09: 000055e183ea8080 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 R13: 0000000000000000 R14: 00007ffe67303567 R15: 000055e1825b9a7c task:udevd state:S stack:27952 pid: 4049 ppid: 1180 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 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+0x46/0xb0 RIP: 0033:0x7f7b415e0e46 RSP: 002b:00007ffe67319068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7b415e0e46 RDX: 0000000000000004 RSI: 00007ffe673190a8 RDI: 0000000000000004 RBP: 000055e183eb6190 R08: 0000000000000007 R09: 000055e183e99b70 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055e183ed4910 R13: 00007ffe673190a8 R14: 00000000ffffffff R15: 000055e183e90910 task:kworker/0:4 state:I stack:22696 pid: 4067 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2ef/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 task:kworker/1:3 state:I stack:23152 pid: 4073 ppid: 2 flags:0x00004000 Workqueue: 0x0 (rcu_gp) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2ef/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 task:kworker/1:4 state:D stack:21608 pid: 4075 ppid: 2 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_timeout+0x14a/0x2a0 kernel/time/timer.c:1935 do_wait_for_common kernel/sched/completion.c:85 [inline] __wait_for_common+0x378/0x530 kernel/sched/completion.c:106 usb_start_wait_urb+0x144/0x4c0 drivers/usb/core/message.c:63 usb_internal_control_msg drivers/usb/core/message.c:102 [inline] usb_control_msg+0x31c/0x4a0 drivers/usb/core/message.c:153 usb_get_string+0xbe/0x1b0 drivers/usb/core/message.c:843 usb_string_sub+0xfa/0x3d0 drivers/usb/core/message.c:882 usb_string+0x300/0x530 drivers/usb/core/message.c:987 usb_cache_string+0x82/0x140 drivers/usb/core/message.c:1029 usb_set_configuration+0x13f9/0x1900 drivers/usb/core/message.c:2142 usb_generic_driver_probe+0xba/0x100 drivers/usb/core/generic.c:238 usb_probe_device+0xd9/0x2c0 drivers/usb/core/driver.c:293 call_driver_probe drivers/base/dd.c:555 [inline] really_probe+0x23e/0xb90 drivers/base/dd.c:634 __driver_probe_device+0x338/0x4d0 drivers/base/dd.c:764 driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:794 __device_attach_driver+0x20b/0x2f0 drivers/base/dd.c:917 bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427 __device_attach+0x1e4/0x530 drivers/base/dd.c:989 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487 device_add+0xbda/0x1ea0 drivers/base/core.c:3417 usb_new_device.cold+0x641/0x1091 drivers/usb/core/hub.c:2573 hub_port_connect drivers/usb/core/hub.c:5353 [inline] hub_port_connect_change drivers/usb/core/hub.c:5497 [inline] port_event drivers/usb/core/hub.c:5653 [inline] hub_event+0x25d5/0x4690 drivers/usb/core/hub.c:5735 process_one_work+0x996/0x1610 kernel/workqueue.c:2289 worker_thread+0x665/0x1080 kernel/workqueue.c:2436 kthread+0x2ef/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 task:udevd state:S stack:27464 pid: 4081 ppid: 1180 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 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+0x46/0xb0 RIP: 0033:0x7f7b415e0e46 RSP: 002b:00007ffe67319068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7b415e0e46 RDX: 0000000000000004 RSI: 00007ffe673190a8 RDI: 0000000000000004 RBP: 000055e183eb6190 R08: 0000000000000007 R09: 000055e183eb4280 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055e183eb7710 R13: 00007ffe673190a8 R14: 00000000ffffffff R15: 000055e183e90910 task:kworker/0:7 state:I stack:29552 pid: 4121 ppid: 2 flags:0x00004000 Workqueue: 0x0 (rcu_gp) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2ef/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 task:kworker/0:8 state:I stack:23448 pid: 4170 ppid: 2 flags:0x00004000 Workqueue: 0x0 (rcu_gp) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2ef/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 task:udevd state:S stack:27920 pid: 4171 ppid: 1180 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 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+0x46/0xb0 RIP: 0033:0x7f7b415e0e46 RSP: 002b:00007ffe67319068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7b415e0e46 RDX: 0000000000000004 RSI: 00007ffe673190a8 RDI: 0000000000000004 RBP: 000055e183ea6290 R08: 0000000000000007 R09: 000055e183eb4280 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055e183ecd8d0 R13: 00007ffe673190a8 R14: 00000000ffffffff R15: 000055e183e90910 task:udevd state:S stack:27992 pid: 4172 ppid: 1180 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 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+0x46/0xb0 RIP: 0033:0x7f7b415e0e46 RSP: 002b:00007ffe67319068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7b415e0e46 RDX: 0000000000000004 RSI: 00007ffe673190a8 RDI: 0000000000000004 RBP: 000055e183eb6190 R08: 0000000000000007 R09: 000055e183e99b70 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055e183ec8170 R13: 00007ffe673190a8 R14: 00000000ffffffff R15: 000055e183e90910 task:kworker/1:5 state:D stack:21888 pid: 4198 ppid: 2 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 schedule_timeout+0x14a/0x2a0 kernel/time/timer.c:1935 schedule_timeout_uninterruptible kernel/time/timer.c:1969 [inline] msleep+0xb2/0xf0 kernel/time/timer.c:2091 hub_port_init+0x702/0x35c0 drivers/usb/core/hub.c:4798 hub_port_connect drivers/usb/core/hub.c:5282 [inline] hub_port_connect_change drivers/usb/core/hub.c:5497 [inline] port_event drivers/usb/core/hub.c:5653 [inline] hub_event+0x23da/0x4690 drivers/usb/core/hub.c:5735 process_one_work+0x996/0x1610 kernel/workqueue.c:2289 worker_thread+0x665/0x1080 kernel/workqueue.c:2436 kthread+0x2ef/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 task:kworker/1:6 state:I stack:22320 pid: 4412 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2ef/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 task:kworker/1:7 state:I stack:30192 pid: 5170 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events_power_efficient) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2ef/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 task:udevd state:S stack:27648 pid: 5852 ppid: 1180 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 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+0x46/0xb0 RIP: 0033:0x7f7b415e0e46 RSP: 002b:00007ffe67319068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7b415e0e46 RDX: 0000000000000004 RSI: 00007ffe673190a8 RDI: 0000000000000004 RBP: 000055e183eb6190 R08: 0000000000000007 R09: 000055e183e99b70 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055e183eb3530 R13: 00007ffe673190a8 R14: 00000000ffffffff R15: 000055e183e90910 task:udevd state:S stack:28440 pid: 5853 ppid: 1180 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 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+0x46/0xb0 RIP: 0033:0x7f7b415e0e46 RSP: 002b:00007ffe67319068 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7b415e0e46 RDX: 0000000000000004 RSI: 00007ffe673190a8 RDI: 0000000000000004 RBP: 000055e183ebc5c0 R08: 0000000000000007 R09: 000055e183eb8750 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055e183eb20d0 R13: 00007ffe673190a8 R14: 0000000000000008 R15: 000055e183e90910 task:kworker/u4:0 state:I stack:30192 pid: 7115 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events_unbound) Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2ef/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302 task:syz-executor.5 state:R running task stack:28528 pid: 7383 ppid: 1308 flags:0x00000000 Call Trace: task:syz-executor.5 state:S stack:28976 pid: 7384 ppid: 1308 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 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+0x46/0xb0 RIP: 0033:0x7f55ac90dec7 RSP: 002b:00007f55ac082098 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f55ac083110 RCX: 00007f55ac90dec7 RDX: 00007f55ac083110 RSI: 0000000080085502 RDI: 0000000000000003 RBP: 0000000000000003 R08: 0000000000000008 R09: 00007f55ac082108 R10: 00007f55ac082140 R11: 0000000000000246 R12: 0000000800000000 R13: 0000000000000000 R14: 0000000000000008 R15: 00007f55ac973b9a task:syz-executor.2 state:S stack:28528 pid: 7396 ppid: 1305 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 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:1227 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1267 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1245 [inline] __x64_sys_clock_nanosleep+0x2f4/0x430 kernel/time/posix-timers.c:1245 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+0x46/0xb0 RIP: 0033:0x7f994676ae31 RSP: 002b:00007ffd8e2bee70 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007f994676ae31 RDX: 00007ffd8e2beeb0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000001 R08: 0000000000000000 R09: 00000000c60d2ae3 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000062dd6 R13: 00007ffd8e2befc0 R14: 00007f9946858f60 R15: 0000000000000bea task:syz-executor.2 state:S stack:28824 pid: 7397 ppid: 1305 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 freezable_schedule include/linux/freezer.h:172 [inline] futex_wait_queue+0x144/0x3b0 kernel/futex/waitwake.c:355 futex_wait+0x2c9/0x670 kernel/futex/waitwake.c:656 do_futex+0x1af/0x300 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164 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+0x46/0xb0 RIP: 0033:0x7f9946746109 RSP: 002b:00007f9945ebc218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007f9946858f68 RCX: 00007f9946746109 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f9946858f68 RBP: 00007f9946858f60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9946858f6c R13: 00007ffd8e2bee5f R14: 00007f9945ebc300 R15: 0000000000022000 task:syz-executor.0 state:S stack:28528 pid: 7404 ppid: 1300 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 freezable_schedule include/linux/freezer.h:172 [inline] futex_wait_queue+0x144/0x3b0 kernel/futex/waitwake.c:355 futex_wait+0x2c9/0x670 kernel/futex/waitwake.c:656 do_futex+0x1af/0x300 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164 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+0x46/0xb0 RIP: 0033:0x7f2bccaa8109 RSP: 002b:00007ffd92bb4168 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007f2bccbbb10c RCX: 00007f2bccaa8109 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f2bccbbb10c RBP: 00007f2bccbbaf60 R08: 00007ffd92bbd080 R09: 00000000000001a0 R10: 00007ffd92bb4250 R11: 0000000000000246 R12: 0000000000062e1e R13: 00007ffd92bb4250 R14: 00007ffd92bb4270 R15: 000000000000015e task:syz-executor.0 state:S stack:29176 pid: 7405 ppid: 1300 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 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:1227 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1267 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1245 [inline] __x64_sys_clock_nanosleep+0x2f4/0x430 kernel/time/posix-timers.c:1245 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+0x46/0xb0 RIP: 0033:0x7f2bccacce31 RSP: 002b:00007f2bcc21c070 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2bccacce31 RDX: 00007f2bcc21c0b0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000293 R12: 00007f2bcc21c108 R13: 00000000200006c0 R14: 0000000020000400 R15: 0000000000022000 task:syz-executor.0 state:S stack:29744 pid: 7408 ppid: 1300 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 freezable_schedule include/linux/freezer.h:172 [inline] futex_wait_queue+0x144/0x3b0 kernel/futex/waitwake.c:355 futex_wait+0x2c9/0x670 kernel/futex/waitwake.c:656 do_futex+0x1af/0x300 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164 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+0x46/0xb0 RIP: 0033:0x7f2bccaa8109 RSP: 002b:00007f2bcc1fd218 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007f2bccbbb038 RCX: 00007f2bccaa8109 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f2bccbbb038 RBP: 00007f2bccbbb030 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f2bccbbb03c R13: 00007ffd92bb40ef R14: 00007f2bcc1fd300 R15: 0000000000022000 task:syz-executor.0 state:S stack:30224 pid: 7409 ppid: 1300 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 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+0x46/0xb0 RIP: 0033:0x7f2bccaa7ec7 RSP: 002b:00007f2bcc1db0f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00000000000000e6 RCX: 00007f2bccaa7ec7 RDX: 00007f2bcc1db120 RSI: 0000000040085507 RDI: 0000000000000003 RBP: 0000000020000700 R08: 00007f2bcd0ef020 R09: 0000000000000001 R10: 0000000000000003 R11: 0000000000000246 R12: 0000000000000003 R13: 0000000000000000 R14: 00007f2bcc1dc300 R15: 0000000000022000 task:syz-executor.1 state:S stack:28528 pid: 7406 ppid: 1301 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 freezable_schedule include/linux/freezer.h:172 [inline] futex_wait_queue+0x144/0x3b0 kernel/futex/waitwake.c:355 futex_wait+0x2c9/0x670 kernel/futex/waitwake.c:656 do_futex+0x1af/0x300 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164 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+0x46/0xb0 RIP: 0033:0x7f08bda5e109 RSP: 002b:00007fff37e5cfc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007f08bdb70f6c RCX: 00007f08bda5e109 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f08bdb70f6c RBP: 00007f08bdb70f60 R08: 00007fff37f02080 R09: 0000000000000000 R10: 00007fff37e5d0b0 R11: 0000000000000246 R12: 0000000000062f05 R13: 00007fff37e5d0b0 R14: 00007fff37e5d0d0 R15: 0000000000000bea task:syz-executor.1 state:R running task stack:28920 pid: 7407 ppid: 1301 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6623 __cond_resched+0x13/0x20 kernel/sched/core.c:8230 might_resched include/linux/kernel.h:110 [inline] down_write+0x71/0x150 kernel/locking/rwsem.c:1541 kernfs_remove_by_name_ns+0x85/0x110 fs/kernfs/dir.c:1582 sysfs_remove_file include/linux/sysfs.h:613 [inline] driver_remove_file drivers/base/driver.c:192 [inline] driver_remove_file+0x46/0x60 drivers/base/driver.c:188 remove_bind_files drivers/base/bus.c:548 [inline] bus_remove_driver+0x22f/0x300 drivers/base/bus.c:672 driver_unregister+0x73/0xb0 drivers/base/driver.c:268 usb_gadget_register_driver_owner.cold+0x6c/0xd0 drivers/usb/gadget/udc/core.c:1580 raw_ioctl_run drivers/usb/gadget/legacy/raw_gadget.c:546 [inline] raw_ioctl+0x18d3/0x2780 drivers/usb/gadget/legacy/raw_gadget.c:1253 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+0x46/0xb0 RIP: 0033:0x7f08bda5dec7 RSP: 002b:00007f08bd1d2098 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f08bd1d3110 RCX: 00007f08bda5dec7 RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000004 RBP: 0000000000000004 R08: 000000000000a8ff R09: 000000000000000b R10: 00007f08bd1d2140 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000020000540 R15: 0000000000000868 task:syz-executor.3 state:S stack:28528 pid: 7410 ppid: 1304 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 freezable_schedule include/linux/freezer.h:172 [inline] futex_wait_queue+0x144/0x3b0 kernel/futex/waitwake.c:355 futex_wait+0x2c9/0x670 kernel/futex/waitwake.c:656 do_futex+0x1af/0x300 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164 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+0x46/0xb0 RIP: 0033:0x7fb7270ee109 RSP: 002b:00007ffc140cfa98 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007fb727200f6c RCX: 00007fb7270ee109 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fb727200f6c RBP: 00007fb727200f60 R08: 00007ffc14184080 R09: 0000000000000000 R10: 00007ffc140cfb80 R11: 0000000000000246 R12: 0000000000062e37 R13: 00007ffc140cfb80 R14: 00007ffc140cfba0 R15: 0000000000000bea task:syz-executor.3 state:S stack:29176 pid: 7411 ppid: 1304 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 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+0x46/0xb0 RIP: 0033:0x7fb7270edec7 RSP: 002b:00007fb726862098 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fb726863110 RCX: 00007fb7270edec7 RDX: 00007fb726863110 RSI: 0000000080085502 RDI: 0000000000000003 RBP: 0000000000000003 R08: 000000000000ffff R09: 000000000000000b R10: 00007fb726862140 R11: 0000000000000246 R12: 0000000800000000 R13: 0000000000000000 R14: 00000000200000c0 R15: 00007fb727153b9a task:syz-executor.4 state:S stack:28528 pid: 7412 ppid: 1314 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 kernel/sched/core.c:6458 schedule+0xd2/0x1f0 kernel/sched/core.c:6530 freezable_schedule include/linux/freezer.h:172 [inline] futex_wait_queue+0x144/0x3b0 kernel/futex/waitwake.c:355 futex_wait+0x2c9/0x670 kernel/futex/waitwake.c:656 do_futex+0x1af/0x300 kernel/futex/syscalls.c:106 __do_sys_futex kernel/futex/syscalls.c:183 [inline] __se_sys_futex kernel/futex/syscalls.c:164 [inline] __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164 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+0x46/0xb0 RIP: 0033:0x7fab32a6f109 RSP: 002b:00007ffc26de0808 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007fab32b81f6c RCX: 00007fab32a6f109 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fab32b81f6c RBP: 00007fab32b81f60 R08: 00007ffc26de2080 R09: 0000000000000000 R10: 00007ffc26de08f0 R11: 0000000000000246 R12: 0000000000062eb2 R13: 00007ffc26de08f0 R14: 00007ffc26de0910 R15: 0000000000000bea task:syz-executor.4 state:S stack:29152 pid: 7413 ppid: 1314 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5146 [inline] __schedule+0x93f/0x2630 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+0x46/0xb0 RIP: 0033:0x7fab32a6eec7 RSP: 002b:00007fab321e3098 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fab321e4110 RCX: 00007fab32a6eec7 RDX: 00007fab321e4110 RSI: 0000000080085502 RDI: 0000000000000003 RBP: 0000000000000003 R08: 000000000000ffff R09: 000000000000000b R10: 00007fab321e3140 R11: 0000000000000246 R12: 0000000800000000 R13: 0000000000000000 R14: 0000000020000000 R15: 00007fab32ad4b9a INFO: lockdep is turned off. synaptics_usb 3-1:0.52: synusb_irq - usb_submit_urb failed with result: -19 synaptics_usb 2-1:0.52: synusb_irq - usb_submit_urb failed with result: -19 ---------------- Code disassembly (best guess): 0: 00 00 add %al,(%rax) 2: b8 ff ff ff ff mov $0xffffffff,%eax 7: 65 0f c1 05 64 5e 14 xadd %eax,%gs:0x7a145e64(%rip) # 0x7a145e73 e: 7a f: 83 f8 01 cmp $0x1,%eax 12: 75 29 jne 0x3d 14: 9c pushfq 15: 58 pop %rax 16: f6 c4 02 test $0x2,%ah 19: 75 3d jne 0x58 1b: 48 f7 04 24 00 02 00 testq $0x200,(%rsp) 22: 00 23: 74 01 je 0x26 25: fb sti 26: 48 83 c4 08 add $0x8,%rsp * 2a: 44 89 e8 mov %r13d,%eax <-- trapping instruction 2d: 5b pop %rbx 2e: 5d pop %rbp 2f: 41 5c pop %r12 31: 41 5d pop %r13 33: 41 5e pop %r14 35: 41 5f pop %r15 37: c3 retq 38: 45 31 ed xor %r13d,%r13d 3b: eb b9 jmp 0xfffffff6 3d: 0f 0b ud2 3f: 48 rex.W