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: 0033:0x7f5655f64037 ================================ WARNING: inconsistent lock state 5.19.0-syzkaller-10391-gb2a88c212e65 #0 Not tainted -------------------------------- inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. syz-executor.5/22080 [HC0[0]:SC1[1]:HE0:SE0] takes: ffffffff87b85b18 (vmap_area_lock){+.?.}-{2:2}, at: spin_lock include/linux/spinlock.h:349 [inline] ffffffff87b85b18 (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: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+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:1214 start_kernel+0x3cf/0x48f init/main.c:1099 secondary_startup_64_no_verify+0xce/0xdb irq event stamp: 345 hardirqs last enabled at (344): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline] hardirqs last enabled at (344): [] _raw_spin_unlock_irq+0x1f/0x40 kernel/locking/spinlock.c:202 hardirqs last disabled at (345): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (345): [] _raw_spin_lock_irqsave+0x4e/0x50 kernel/locking/spinlock.c:162 softirqs last enabled at (240): [] invoke_softirq kernel/softirq.c:445 [inline] softirqs last enabled at (240): [] __irq_exit_rcu+0x113/0x170 kernel/softirq.c:650 softirqs last disabled at (341): [] invoke_softirq kernel/softirq.c:445 [inline] softirqs last disabled at (341): [] __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 syz-executor.5/22080: #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: ffff88811c74f230 (&dev->event_lock){-.-.}-{2:2}, at: input_event drivers/input/input.c:456 [inline] #1: ffff88811c74f230 (&dev->event_lock){-.-.}-{2:2}, at: input_event+0x7b/0xb0 drivers/input/input.c:449 #2: ffffffff87a95e60 (rcu_read_lock){....}-{1:2}, at: input_pass_values.part.0+0x0/0x710 drivers/input/input.c:884 #3: ffffffff87eb73f8 (kbd_event_lock){..-.}-{2:2}, at: spin_lock include/linux/spinlock.h:349 [inline] #3: ffffffff87eb73f8 (kbd_event_lock){..-.}-{2:2}, at: kbd_event+0x86/0x1780 drivers/tty/vt/keyboard.c:1537 #4: ffffffff87a95e60 (rcu_read_lock){....}-{1:2}, at: show_state_filter+0x0/0x300 kernel/sched/core.c:8828 stack backtrace: CPU: 1 PID: 22080 Comm: syz-executor.5 Not tainted 5.19.0-syzkaller-10391-gb2a88c212e65 #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+0x11e7/0x5660 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: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:8866 [inline] sched_show_task+0x44c/0x5c0 kernel/sched/core.c:8840 show_state_filter+0x13e/0x300 kernel/sched/core.c:8911 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:1633 hid_process_event+0x491/0x570 drivers/hid/hid-core.c:1527 hid_input_array_field+0x30c/0x660 drivers/hid/hid-core.c:1631 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+0x380/0x430 drivers/usb/core/hcd.c:1753 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+0x16/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0x38/0x70 kernel/locking/spinlock.c:194 Code: 74 24 10 e8 aa 78 34 fb 48 89 ef e8 42 fa 34 fb 81 e3 00 02 00 00 75 25 9c 58 f6 c4 02 75 2d 48 85 db 74 01 fb bf 01 00 00 00 c3 71 2a fb 65 8b 05 6c 13 0d 7a 85 c0 74 0a 5b 5d c3 e8 30 62 RSP: 0018:ffffc90002b37e10 EFLAGS: 00000206 RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff11bc4c1 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 RBP: ffff888115bd2008 R08: 0000000000000001 R09: 0000000000000001 R10: ffffed1022b7a401 R11: 0000000000000001 R12: 0000000000000293 R13: ffff888115bd2008 R14: fffffffffffffff0 R15: 1ffff92000566fce spin_unlock_irqrestore include/linux/spinlock.h:404 [inline] raw_ioctl_ep0_stall drivers/usb/gadget/legacy/raw_gadget.c:784 [inline] raw_ioctl+0xef2/0x2780 drivers/usb/gadget/legacy/raw_gadget.c:1286 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: 0033:0x7f5655f64037 Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 34 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 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:00007f5655696098 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f5655697110 RCX: 00007f5655f64037 RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000005 RBP: 0000000000000005 R08: 000000000000ffff R09: 000000000000000b R10: 00007f5655696140 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000020000240 R15: 00000000000010d0 Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 34 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 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:00007f5655696098 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f5655697110 RCX: 00007f5655f64037 RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000005 RBP: 0000000000000005 R08: 000000000000ffff R09: 000000000000000b R10: 00007f5655696140 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000020000240 R15: 00000000000010d0 task:kworker/1:2 state:I stack:30064 pid:22074 ppid: 2 flags:0x00004000 Workqueue: 0x0 (mm_percpu_wq) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0x93f/0x26e0 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 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:306 task:syz-executor.2 state:D stack:28736 pid:22100 ppid: 1309 flags:0x00000004 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0x93f/0x26e0 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 io_schedule+0xba/0x130 kernel/sched/core.c:8710 bit_wait_io+0x12/0xd0 kernel/sched/wait_bit.c:209 __wait_on_bit+0x60/0x190 kernel/sched/wait_bit.c:49 out_of_line_wait_on_bit+0xd5/0x110 kernel/sched/wait_bit.c:64 wait_on_bit_io include/linux/wait_bit.h:101 [inline] do_get_write_access+0x888/0xf80 fs/jbd2/transaction.c:1107 jbd2_journal_get_write_access+0x122/0x190 fs/jbd2/transaction.c:1242 __ext4_journal_get_write_access+0x1ba/0x440 fs/ext4/ext4_jbd2.c:235 __ext4_new_inode+0x15e5/0x5660 fs/ext4/ialloc.c:1090 ext4_symlink+0x5a4/0x990 fs/ext4/namei.c:3356 vfs_symlink fs/namei.c:4320 [inline] vfs_symlink+0x365/0x5b0 fs/namei.c:4305 do_symlinkat+0x261/0x2e0 fs/namei.c:4349 __do_sys_symlinkat fs/namei.c:4366 [inline] __se_sys_symlinkat fs/namei.c:4363 [inline] __x64_sys_symlinkat+0x93/0xc0 fs/namei.c:4363 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: 0033:0x7fc2a800eb87 RSP: 002b:00007ffd8dda3048 EFLAGS: 00000206 ORIG_RAX: 000000000000010a RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc2a800eb87 RDX: 00007fc2a8069235 RSI: 00000000ffffff9c RDI: 00007ffd8dda3110 RBP: 0000000000000000 R08: 0000000000000000 R09: 00007ffd8dda2ee0 R10: 00007ffd8dda2d97 R11: 0000000000000206 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000001 R15: 00007ffd8dda3110 INFO: lockdep is turned off. keytouch 0003:0926:3333.00CB: can't resubmit intr, dummy_hcd.4-1/input0, status -19 ---------------- Code disassembly (best guess): 0: 74 24 je 0x26 2: 10 e8 adc %ch,%al 4: aa stos %al,%es:(%rdi) 5: 78 34 js 0x3b 7: fb sti 8: 48 89 ef mov %rbp,%rdi b: e8 42 fa 34 fb callq 0xfb34fa52 10: 81 e3 00 02 00 00 and $0x200,%ebx 16: 75 25 jne 0x3d 18: 9c pushfq 19: 58 pop %rax 1a: f6 c4 02 test $0x2,%ah 1d: 75 2d jne 0x4c 1f: 48 85 db test %rbx,%rbx 22: 74 01 je 0x25 24: fb sti 25: bf 01 00 00 00 mov $0x1,%edi * 2a: e8 c3 71 2a fb callq 0xfb2a71f2 <-- trapping instruction 2f: 65 8b 05 6c 13 0d 7a mov %gs:0x7a0d136c(%rip),%eax # 0x7a0d13a2 36: 85 c0 test %eax,%eax 38: 74 0a je 0x44 3a: 5b pop %rbx 3b: 5d pop %rbp 3c: c3 retq 3d: e8 .byte 0xe8 3e: 30 .byte 0x30 3f: 62 .byte 0x62