================================================================================ UBSAN: shift-out-of-bounds in drivers/hid/hid-core.c:1315:20 shift exponent 4294967295 is too large for 32-bit type 'int' CPU: 1 PID: 4882 Comm: syz-executor.4 Not tainted 5.10.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:79 [inline] dump_stack+0x107/0x163 lib/dump_stack.c:120 ubsan_epilogue+0xb/0x5a lib/ubsan.c:148 __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 lib/ubsan.c:395 snto32.cold+0x37/0x3c drivers/hid/hid-core.c:1315 hid_input_field drivers/hid/hid-core.c:1548 [inline] hid_report_raw_event+0x7a9/0x11b0 drivers/hid/hid-core.c:1783 hid_input_report+0x360/0x4c0 drivers/hid/hid-core.c:1850 hid_irq_in+0x50e/0x690 drivers/hid/usbhid/hid-core.c:284 __usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1657 usb_hcd_giveback_urb+0x38c/0x430 drivers/usb/core/hcd.c:1728 dummy_timer+0x11f4/0x32a0 drivers/usb/gadget/udc/dummy_hcd.c:1971 call_timer_fn+0x1a5/0x690 kernel/time/timer.c:1417 expire_timers kernel/time/timer.c:1462 [inline] __run_timers.part.0+0x692/0xa50 kernel/time/timer.c:1731 __run_timers kernel/time/timer.c:1712 [inline] run_timer_softirq+0x80/0x120 kernel/time/timer.c:1744 __do_softirq+0x1b7/0x9c5 kernel/softirq.c:343 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+0x80/0xa0 arch/x86/kernel/irq_64.c:77 invoke_softirq kernel/softirq.c:226 [inline] __irq_exit_rcu+0x119/0x1b0 kernel/softirq.c:420 irq_exit_rcu+0x5/0x10 kernel/softirq.c:432 sysvec_apic_timer_interrupt+0x43/0xa0 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_sub arch/x86/include/asm/preempt.h:84 [inline] RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:161 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0x25/0x40 kernel/locking/spinlock.c:191 Code: 80 00 00 00 00 55 48 89 fd 48 83 c7 18 53 48 89 f3 48 8b 74 24 10 e8 5a 69 66 fb 48 89 ef e8 42 1a 67 fb f6 c7 02 75 0c 53 9d <65> ff 0d 34 fd 40 7a 5b 5d c3 e8 dc 08 85 fb eb ed 66 2e 0f 1f 84 RSP: 0018:ffffc90001fe7ca8 EFLAGS: 00000246 RAX: 0000000000cc82e7 RBX: 0000000000000246 RCX: 1ffffffff115f481 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff85c0f1d4 RBP: ffff8881f6926640 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff8145fae8 R11: 0000000000000000 R12: dffffc0000000000 R13: ffffc90001fe7e28 R14: 0000000000000001 R15: ffff888136a319c0 hrtimer_start_expires include/linux/hrtimer.h:436 [inline] hrtimer_sleeper_start_expires kernel/time/hrtimer.c:1799 [inline] do_nanosleep+0x14b/0x6b0 kernel/time/hrtimer.c:1875 hrtimer_nanosleep+0x1f9/0x430 kernel/time/hrtimer.c:1931 __do_sys_nanosleep kernel/time/hrtimer.c:1965 [inline] __se_sys_nanosleep kernel/time/hrtimer.c:1952 [inline] __x64_sys_nanosleep+0x1dc/0x260 kernel/time/hrtimer.c:1952 do_syscall_64+0x2d/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45c5f0 Code: c0 5b 5d c3 66 0f 1f 44 00 00 8b 04 24 48 83 c4 18 5b 5d c3 66 0f 1f 44 00 00 83 3d 61 f0 25 01 00 75 14 b8 23 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 34 cf fb ff c3 48 83 ec 08 e8 0a 47 00 00 RSP: 002b:00007fffab7cc978 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 RAX: ffffffffffffffda RBX: 00000000000b7980 RCX: 000000000045c5f0 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007fffab7cc980 RBP: 0000000000000260 R08: 0000000000000001 R09: 000000000251a940 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 R13: 00007fffab7cc9d0 R14: 00007fffab7cc9e0 R15: 00000000000b72c8 ================================================================================