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: 0033:0x7f7e7ce88ec7 ================================ WARNING: inconsistent lock state 5.19.0-rc6-syzkaller-00026-g5a29232d870d #0 Not tainted -------------------------------- inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. syz-executor.2/9718 [HC0[0]:SC1[1]:HE0:SE0] takes: ffffffff8beb8498 (vmap_area_lock){+.?.}-{2:2}, at: spin_lock include/linux/spinlock.h:349 [inline] ffffffff8beb8498 (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:1199 start_kernel+0x3cf/0x48f init/main.c:1098 secondary_startup_64_no_verify+0xce/0xdb irq event stamp: 279 hardirqs last enabled at (278): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline] hardirqs last enabled at (278): [] _raw_spin_unlock_irq+0x1f/0x40 kernel/locking/spinlock.c:202 hardirqs last disabled at (279): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (279): [] _raw_spin_lock_irqsave+0x4e/0x50 kernel/locking/spinlock.c:162 softirqs last enabled at (0): [] copy_process+0x20df/0x7020 kernel/fork.c:2185 softirqs last disabled at (235): [] invoke_softirq kernel/softirq.c:445 [inline] softirqs last disabled at (235): [] __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 *** 6 locks held by syz-executor.2/9718: #0: ffffffff8ce043c8 (udc_lock){+.+.}-{3:3}, at: usb_gadget_register_driver_owner+0x123/0x1e0 drivers/usb/gadget/udc/core.c:1565 #1: ffffc900001e0d70 ((&dev->timer)){+.-.}-{0:0}, at: lockdep_copy_map include/linux/lockdep.h:31 [inline] #1: ffffc900001e0d70 ((&dev->timer)){+.-.}-{0:0}, at: call_timer_fn+0xd5/0x6b0 kernel/time/timer.c:1464 #2: ffff88807d245230 (&dev->event_lock#2){-.-.}-{2:2}, at: input_repeat_key+0x78/0x380 drivers/input/input.c:195 #3: ffffffff8bd866a0 (rcu_read_lock){....}-{1:2}, at: input_pass_values.part.0+0x0/0x710 drivers/input/input.c:884 #4: ffffffff8c804c38 (kbd_event_lock){..-.}-{2:2}, at: spin_lock include/linux/spinlock.h:349 [inline] #4: ffffffff8c804c38 (kbd_event_lock){..-.}-{2:2}, at: kbd_event+0x86/0x1780 drivers/tty/vt/keyboard.c:1537 #5: ffffffff8bd866a0 (rcu_read_lock){....}-{1:2}, at: show_state_filter+0x0/0x300 kernel/sched/core.c:8763 stack backtrace: CPU: 1 PID: 9718 Comm: syz-executor.2 Not tainted 5.19.0-rc6-syzkaller-00026-g5a29232d870d #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:192 [inline] input_repeat_key+0x283/0x380 drivers/input/input.c:205 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+0x1b/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:27 [inline] RIP: 0010:check_kcov_mode kernel/kcov.c:166 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:200 Code: 48 89 ef 5d e9 61 18 4c 00 5d be 03 00 00 00 e9 36 10 82 02 66 0f 1f 44 00 00 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 c3 90 <65> 8b 05 79 05 88 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b RSP: 0018:ffffc90005c27aa0 EFLAGS: 00000212 RAX: 000000000001a41b RBX: 0000000000000000 RCX: ffffc90003442000 RDX: 0000000000040000 RSI: ffffffff81608d45 RDI: 0000000000000007 RBP: ffffc90005c27c48 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000200 R11: 0000000000000001 R12: 0000000000000001 R13: ffffffff90f10d20 R14: 0000000000000200 R15: ffffffff8c81a218 console_emit_next_record.constprop.0+0x4fb/0x840 arch/x86/include/asm/irqflags.h:45 console_flush_all kernel/printk/printk.c:2794 [inline] console_unlock+0x37a/0x5a0 kernel/printk/printk.c:2861 vprintk_emit+0x1b9/0x5f0 kernel/printk/printk.c:2271 vprintk+0x80/0x90 kernel/printk/printk_safe.c:50 _printk+0xba/0xed kernel/printk/printk.c:2292 usb_gadget_register_driver_owner.cold+0x58/0xd0 drivers/usb/gadget/udc/core.c:1568 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: 0033:0x7f7e7ce88ec7 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:00007f7e7dff9098 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f7e7dffa110 RCX: 00007f7e7ce88ec7 RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000004 RBP: 0000000000000004 R08: 000000000000ffff R09: 000000000000000b R10: 00007f7e7dff9140 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000020000340 R14: 0000000020000040 R15: 0000000000000868 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:00007f7e7dff9098 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f7e7dffa110 RCX: 00007f7e7ce88ec7 RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000004 RBP: 0000000000000004 R08: 000000000000ffff R09: 000000000000000b R10: 00007f7e7dff9140 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000020000340 R14: 0000000020000040 R15: 0000000000000868 INFO: lockdep is turned off. ---------------- Code disassembly (best guess): 0: 48 89 ef mov %rbp,%rdi 3: 5d pop %rbp 4: e9 61 18 4c 00 jmpq 0x4c186a 9: 5d pop %rbp a: be 03 00 00 00 mov $0x3,%esi f: e9 36 10 82 02 jmpq 0x282104a 14: 66 0f 1f 44 00 00 nopw 0x0(%rax,%rax,1) 1a: 48 8b be a8 01 00 00 mov 0x1a8(%rsi),%rdi 21: e8 b4 ff ff ff callq 0xffffffda 26: 31 c0 xor %eax,%eax 28: c3 retq 29: 90 nop * 2a: 65 8b 05 79 05 88 7e mov %gs:0x7e880579(%rip),%eax # 0x7e8805aa <-- trapping instruction 31: 89 c1 mov %eax,%ecx 33: 48 8b 34 24 mov (%rsp),%rsi 37: 81 e1 00 01 00 00 and $0x100,%ecx 3d: 65 gs 3e: 48 rex.W 3f: 8b .byte 0x8b