------------[ cut here ]------------ URB 00000000a7d3a285 submitted while active WARNING: CPU: 1 PID: 14542 at drivers/usb/core/urb.c:378 usb_submit_urb+0x1228/0x14e0 drivers/usb/core/urb.c:378 Modules linked in: CPU: 1 PID: 14542 Comm: syz-executor.5 Not tainted 5.10.0-rc4-next-20201120-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:usb_submit_urb+0x1228/0x14e0 drivers/usb/core/urb.c:378 Code: 89 de e8 fb fd 3c fc 84 db 0f 85 da f4 ff ff e8 de 05 3d fc 4c 89 fe 48 c7 c7 40 ce e0 89 c6 05 fd a8 a5 07 01 e8 e8 e3 7c 03 <0f> 0b e9 b8 f4 ff ff c7 44 24 14 01 00 00 00 e9 6f f5 ff ff 41 bd RSP: 0018:ffffc90000d90b70 EFLAGS: 00010086 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff888011a1cf80 RSI: ffffffff81594325 RDI: fffff520001b2160 RBP: 0000000000000000 R08: 0000000000000001 R09: ffff8880b9f2015b R10: 0000000000000000 R11: 0000000000000000 R12: ffff88802195baa0 R13: 00000000fffffff0 R14: ffffffff85a11a20 R15: ffff88801c669200 FS: 0000000000000000(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000016a9e60 CR3: 0000000065d52000 CR4: 00000000001506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: cm109_submit_buzz_toggle+0xd0/0x130 drivers/input/misc/cm109.c:351 cm109_toggle_buzzer_async drivers/input/misc/cm109.c:487 [inline] cm109_input_ev+0x1ea/0x230 drivers/input/misc/cm109.c:621 input_handle_event+0x66e/0x1400 drivers/input/input.c:376 input_inject_event+0x2f5/0x310 drivers/input/input.c:471 kd_sound_helper+0x122/0x260 drivers/tty/vt/keyboard.c:252 input_handler_for_each_handle+0xf4/0x210 drivers/input/input.c:2356 call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1410 expire_timers kernel/time/timer.c:1455 [inline] __run_timers.part.0+0x67c/0xa50 kernel/time/timer.c:1747 __run_timers kernel/time/timer.c:1728 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1760 __do_softirq+0x2a0/0x9f6 kernel/softirq.c:298 asm_call_irq_on_stack+0xf/0x20 __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] do_softirq_own_stack+0xaa/0xd0 arch/x86/kernel/irq_64.c:77 invoke_softirq kernel/softirq.c:393 [inline] __irq_exit_rcu kernel/softirq.c:423 [inline] irq_exit_rcu+0x132/0x200 kernel/softirq.c:435 sysvec_apic_timer_interrupt+0x4d/0x100 arch/x86/kernel/apic/apic.c:1096 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:628 RIP: 0010:preempt_count arch/x86/include/asm/preempt.h:26 [inline] RIP: 0010:check_kcov_mode kernel/kcov.c:163 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x9/0x60 kernel/kcov.c:197 Code: 8b 48 89 54 24 08 48 89 34 24 e8 12 71 60 02 48 8b 54 24 08 48 8b 34 24 e9 a1 fd ff ff 0f 1f 40 00 65 48 8b 14 25 00 f0 01 00 <65> 8b 05 90 5a 91 7e a9 00 01 ff 00 48 8b 34 24 74 0f f6 c4 01 74 RSP: 0018:ffffc90003587750 EFLAGS: 00000297 RAX: 0000000000000000 RBX: ffffc90003587a58 RCX: ffffffff81a5febc RDX: ffff888011a1cf80 RSI: ffff888011a1cf80 RDI: 0000000000000004 RBP: 00000000000001fe R08: 0000000000000000 R09: ffffea00019bf6b3 R10: 00000000000000dc R11: 0000000000000000 R12: 0000000000000000 R13: 00000000000000dc R14: ffffea00019bf680 R15: ffffc90003587a80 __tlb_remove_page_size+0x12a/0x420 mm/mmu_gather.c:87 __tlb_remove_page include/asm-generic/tlb.h:438 [inline] zap_pte_range mm/memory.c:1267 [inline] zap_pmd_range mm/memory.c:1368 [inline] zap_pud_range mm/memory.c:1397 [inline] zap_p4d_range mm/memory.c:1418 [inline] unmap_page_range+0xf05/0x26d0 mm/memory.c:1439 unmap_single_vma+0x198/0x300 mm/memory.c:1484 unmap_vmas+0x168/0x2e0 mm/memory.c:1516 exit_mmap+0x2b1/0x530 mm/mmap.c:3236 __mmput+0x122/0x470 kernel/fork.c:1081 mmput+0x53/0x60 kernel/fork.c:1102 exit_mm kernel/exit.c:500 [inline] do_exit+0xaa9/0x29f0 kernel/exit.c:810 do_group_exit+0x125/0x310 kernel/exit.c:920 get_signal+0x3ea/0x1f70 kernel/signal.c:2750 arch_do_signal_or_restart+0x2a6/0x1ea0 arch/x86/kernel/signal.c:811 handle_signal_work kernel/entry/common.c:145 [inline] exit_to_user_mode_loop kernel/entry/common.c:169 [inline] exit_to_user_mode_prepare+0x124/0x200 kernel/entry/common.c:199 syscall_exit_to_user_mode+0x38/0x260 kernel/entry/common.c:274 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45deb9 Code: Unable to access opcode bytes at RIP 0x45de8f. RSP: 002b:00007f54c202fc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: 0000000000001000 RBX: 000000000003a6c0 RCX: 000000000045deb9 RDX: 0000000000001006 RSI: 0000000020001440 RDI: 0000000000000005 RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007ffd7790696f R14: 00007f54c20309c0 R15: 000000000118bf2c