__do_sys_close fs/open.c:1440 [inline] __se_sys_close fs/open.c:1438 [inline] __x64_sys_close+0x2f/0xa0 fs/open.c:1438 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: 0033:0x7f4f0fb92fc3 ================================ WARNING: inconsistent lock state 5.19.0-syzkaller-13666-gffcf9c5700e4 #0 Not tainted -------------------------------- inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. udevd/23873 [HC0[0]:SC1[1]:HE0:SE0] takes: ffffffff87b854d8 (vmap_area_lock){+.?.}-{2:2}, at: spin_lock include/linux/spinlock.h:349 [inline] ffffffff87b854d8 (vmap_area_lock){+.?.}-{2:2}, at: find_vmap_area+0x1c/0x130 mm/vmalloc.c:1836 {SOFTIRQ-ON-W} state was registered at: lock_acquire kernel/locking/lockdep.c:5666 [inline] lock_acquire+0x1ab/0x570 kernel/locking/lockdep.c:5631 __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+0xa0b/0x1d50 mm/vmalloc.c:1617 __get_vm_area_node+0x142/0x3f0 mm/vmalloc.c:2484 get_vm_area_caller+0x43/0x50 mm/vmalloc.c:2537 __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:1214 start_kernel+0x3cf/0x48f init/main.c:1099 secondary_startup_64_no_verify+0xce/0xdb irq event stamp: 21527 hardirqs last enabled at (21526): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline] hardirqs last enabled at (21526): [] _raw_spin_unlock_irq+0x1f/0x40 kernel/locking/spinlock.c:202 hardirqs last disabled at (21527): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (21527): [] _raw_spin_lock_irqsave+0x4e/0x50 kernel/locking/spinlock.c:162 softirqs last enabled at (19988): [] invoke_softirq kernel/softirq.c:445 [inline] softirqs last enabled at (19988): [] __irq_exit_rcu+0x113/0x170 kernel/softirq.c:650 softirqs last disabled at (21517): [] invoke_softirq kernel/softirq.c:445 [inline] softirqs last disabled at (21517): [] __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 *** 5 locks held by udevd/23873: #0: ffffc90000178d70 ((&dum_hcd->timer)){+.-.}-{0:0}, at: lockdep_copy_map include/linux/lockdep.h:31 [inline] #0: ffffc90000178d70 ((&dum_hcd->timer)){+.-.}-{0:0}, at: call_timer_fn+0xd5/0x6b0 kernel/time/timer.c:1464 #1: ffff888111ae8230 (&dev->event_lock){-.-.}-{2:2}, at: input_event drivers/input/input.c:456 [inline] #1: ffff888111ae8230 (&dev->event_lock){-.-.}-{2:2}, at: input_event+0x6c/0xa0 drivers/input/input.c:449 #2: ffffffff87a94f60 (rcu_read_lock){....}-{1:2}, at: input_pass_values.part.0+0x0/0x710 drivers/input/input.c:884 #3: ffffffff87eb92f8 (kbd_event_lock){..-.}-{2:2}, at: spin_lock include/linux/spinlock.h:349 [inline] #3: ffffffff87eb92f8 (kbd_event_lock){..-.}-{2:2}, at: kbd_event+0x86/0x1790 drivers/tty/vt/keyboard.c:1537 #4: ffffffff87a94f60 (rcu_read_lock){....}-{1:2}, at: show_state_filter+0x0/0x300 kernel/sched/core.c:8832 stack backtrace: CPU: 1 PID: 23873 Comm: udevd Not tainted 5.19.0-syzkaller-13666-gffcf9c5700e4 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 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+0x11d9/0x56d0 kernel/locking/lockdep.c:5007 lock_acquire kernel/locking/lockdep.c:5666 [inline] lock_acquire+0x1ab/0x570 kernel/locking/lockdep.c:5631 __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:1836 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:8870 [inline] sched_show_task+0x44c/0x5c0 kernel/sched/core.c:8844 show_state_filter+0x13e/0x300 kernel/sched/core.c:8915 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/0x1790 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/0x1470 drivers/input/input.c:426 input_event drivers/input/input.c:457 [inline] input_event+0x7f/0xa0 drivers/input/input.c:449 hidinput_hid_event+0x79d/0x2010 drivers/hid/hid-input.c:1633 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:1671 usb_hcd_giveback_urb+0x380/0x430 drivers/usb/core/hcd.c:1754 dummy_timer+0x11ff/0x32c0 drivers/usb/gadget/udc/dummy_hcd.c:1988 call_timer_fn+0x1a0/0x6b0 kernel/time/timer.c:1474 expire_timers kernel/time/timer.c:1519 [inline] __run_timers.part.0+0x674/0xa80 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+0x1c0/0x9a9 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+0x16/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:unwind_next_frame+0xb39/0x1cc0 arch/x86/kernel/unwind_orc.c:470 Code: 08 84 c0 0f 85 eb 0d 00 00 41 80 7d 34 00 0f 85 74 f8 ff ff 80 3d c4 ea c1 07 00 0f 85 67 f8 ff ff e9 1f 19 b3 04 49 8d 7d 40 <48> b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f RSP: 0018:ffffc900060b7ab0 EFLAGS: 00000293 RAX: 0000000000000004 RBX: 0000000000000001 RCX: ffffffff898bc3e3 RDX: 0000000000000004 RSI: 0000000000000001 RDI: ffffc900060b7b60 RBP: ffffc900060b7b68 R08: ffffffff898bc3de R09: ffffc900060b7b54 R10: fffff52000c16f6f R11: 0000000000052040 R12: ffffc900060b7b55 R13: ffffc900060b7b20 R14: ffffffff85f32694 R15: ffffffff898bc3e2 arch_stack_walk+0x7d/0xe0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x8c/0xc0 kernel/stacktrace.c:122 kasan_save_stack+0x1e/0x40 mm/kasan/common.c:38 __kasan_record_aux_stack+0x9f/0xb0 mm/kasan/generic.c:348 task_work_add+0x3a/0x1f0 kernel/task_work.c:48 fput fs/file_table.c:381 [inline] fput+0xe7/0x190 fs/file_table.c:374 filp_close+0x124/0x160 fs/open.c:1427 close_fd+0x76/0xa0 fs/file.c:664 __do_sys_close fs/open.c:1440 [inline] __se_sys_close fs/open.c:1438 [inline] __x64_sys_close+0x2f/0xa0 fs/open.c:1438 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: 0033:0x7f4f0fb92fc3 Code: 48 ff ff ff b8 ff ff ff ff e9 3e ff ff ff 66 0f 1f 84 00 00 00 00 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 RSP: 002b:00007fff40c376d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4f0fb92fc3 RDX: 0000000000001000 RSI: 00007fff40c37b78 RDI: 0000000000000008 RBP: 00005588dc22a0d5 R08: 00005588dc22a0d5 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 R13: 00005588dc309c80 R14: 00007fff40c37b78 R15: 00005588dc244160 Code: 48 ff ff ff b8 ff ff ff ff e9 3e ff ff ff 66 0f 1f 84 00 00 00 00 00 64 8b 04 25 18 00 00 00 85 c0 75 14 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 RSP: 002b:00007fff40c376d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f4f0fb92fc3 RDX: 0000000000001000 RSI: 00007fff40c37b78 RDI: 0000000000000008 RBP: 00005588dc22a0d5 R08: 00005588dc22a0d5 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 R13: 00005588dc309c80 R14: 00007fff40c37b78 R15: 00005588dc244160 task:udevd state:S stack:28376 pid:23875 ppid: 1179 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1878 [inline] do_epoll_wait+0x12ba/0x1950 fs/eventpoll.c:2256 __do_sys_epoll_wait fs/eventpoll.c:2268 [inline] __se_sys_epoll_wait fs/eventpoll.c:2263 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2263 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: 0033:0x7f4f0fba0e46 RSP: 002b:00007fff40c3ef28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4f0fba0e46 RDX: 0000000000000004 RSI: 00007fff40c3ef68 RDI: 0000000000000004 RBP: 00005588dc307190 R08: 0000000000000007 R09: 00005588dc2eab70 R10: 00000000ffffffff R11: 0000000000000246 R12: 00005588dc313c20 R13: 00007fff40c3ef68 R14: 00000000ffffffff R15: 00005588dc2e1910 task:udevd state:S stack:28560 pid:23877 ppid: 1179 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6629 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0xa44/0x1350 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:271 [inline] kernfs_fop_read_iter+0x3dc/0x710 fs/kernfs/file.c:300 call_read_iter include/linux/fs.h:2186 [inline] new_sync_read fs/read_write.c:389 [inline] vfs_read+0x67d/0x930 fs/read_write.c:470 ksys_read+0x127/0x250 fs/read_write.c:607 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: 0033:0x7f4f0fb928fe RSP: 002b:00007fff40c293f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4f0fb928fe RDX: 0000000000010011 RSI: 00007fff40c29427 RDI: 0000000000000008 RBP: 00007fff40c39af8 R08: 00007f4f0fc62a00 R09: 00005588dc31e380 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 R13: 0000000000000000 R14: 00007fff40c29427 R15: 00005588dc229a7c task:udevd state:S stack:28528 pid:23900 ppid: 1179 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1878 [inline] do_epoll_wait+0x12ba/0x1950 fs/eventpoll.c:2256 __do_sys_epoll_wait fs/eventpoll.c:2268 [inline] __se_sys_epoll_wait fs/eventpoll.c:2263 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2263 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: 0033:0x7f4f0fba0e46 RSP: 002b:00007fff40c3ef28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4f0fba0e46 RDX: 0000000000000004 RSI: 00007fff40c3ef68 RDI: 0000000000000004 RBP: 00005588dc307190 R08: 0000000000000007 R09: 00005588dc305280 R10: 00000000ffffffff R11: 0000000000000246 R12: 00005588dc309b90 R13: 00007fff40c3ef68 R14: 00000000ffffffff R15: 00005588dc2e1910 task:syz-executor.2 state:D stack:29192 pid:23909 ppid: 1321 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 synchronize_rcu_expedited+0x39a/0x670 kernel/rcu/tree_exp.h:955 synchronize_rcu+0x22b/0x260 kernel/rcu/tree.c:3519 evdev_detach_client drivers/input/evdev.c:386 [inline] evdev_release+0x23f/0x410 drivers/input/evdev.c:449 __fput+0x277/0x9d0 fs/file_table.c:320 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+0x1f7/0x200 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: 0033:0x7fd925be1ebb RSP: 002b:00007fd9253a5120 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 00007fd925d41f80 RCX: 00007fd925be1ebb RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 00007fd925c89189 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000293 R12: 0000000000000000 R13: 00007fffeca52c8f R14: 00007fd9253a5300 R15: 0000000000022000 task:udevd state:S stack:28528 pid:23913 ppid: 1179 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5182 [inline] __schedule+0x93f/0x26f0 kernel/sched/core.c:6494 schedule+0xda/0x1b0 kernel/sched/core.c:6570 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1878 [inline] do_epoll_wait+0x12ba/0x1950 fs/eventpoll.c:2256 __do_sys_epoll_wait fs/eventpoll.c:2268 [inline] __se_sys_epoll_wait fs/eventpoll.c:2263 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2263 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: 0033:0x7f4f0fba0e46 RSP: 002b:00007fff40c3ef28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4f0fba0e46 RDX: 0000000000000004 RSI: 00007fff40c3ef68 RDI: 0000000000000004 RBP: 00005588dc328fc0 R08: 0000000000000007 R09: 00005588dc314610 R10: 00000000ffffffff R11: 0000000000000246 R12: 00005588dc2f59b0 R13: 00007fff40c3ef68 R14: 00000000ffffffff R15: 00005588dc2e1910 INFO: lockdep is turned off. keytouch 0003:0926:3333.00BC: can't resubmit intr, dummy_hcd.0-1/input0, status -19 ---------------- Code disassembly (best guess): 0: 08 84 c0 0f 85 eb 0d or %al,0xdeb850f(%rax,%rax,8) 7: 00 00 add %al,(%rax) 9: 41 80 7d 34 00 cmpb $0x0,0x34(%r13) e: 0f 85 74 f8 ff ff jne 0xfffff888 14: 80 3d c4 ea c1 07 00 cmpb $0x0,0x7c1eac4(%rip) # 0x7c1eadf 1b: 0f 85 67 f8 ff ff jne 0xfffff888 21: e9 1f 19 b3 04 jmpq 0x4b31945 26: 49 8d 7d 40 lea 0x40(%r13),%rdi * 2a: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax <-- trapping instruction 31: fc ff df 34: 48 89 fa mov %rdi,%rdx 37: 48 c1 ea 03 shr $0x3,%rdx 3b: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) 3f: 0f .byte 0xf