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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: 21085 Comm: syz-executor.5 Not tainted 5.11.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __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:1656
 usb_hcd_giveback_urb+0x367/0x410 drivers/usb/core/hcd.c:1726
 dummy_timer+0x11f4/0x32a0 drivers/usb/gadget/udc/dummy_hcd.c:1971
 call_timer_fn+0x1a5/0x630 kernel/time/timer.c:1417
 expire_timers kernel/time/timer.c:1462 [inline]
 __run_timers.part.0+0x67c/0xa10 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+0x1b0/0x944 kernel/softirq.c:343
 asm_call_irq_on_stack+0xf/0x20
 </IRQ>
 __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 kernel/softirq.c:420 [inline]
 irq_exit_rcu+0x110/0x1a0 kernel/softirq.c:432
 sysvec_apic_timer_interrupt+0x43/0xa0 arch/x86/kernel/apic/apic.c:1100
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:629
RIP: 0010:_raw_spin_unlock_irq+0x27/0x30 kernel/locking/spinlock.c:200
Code: 44 00 00 55 48 8b 74 24 08 48 89 fd 48 8d 7f 18 e8 ce 14 7b fb 48 89 ef e8 26 c7 7b fb e8 b1 6a 99 fb fb 65 ff 0d d9 01 56 7a <5d> c3 0f 1f 80 00 00 00 00 55 48 89 fd 48 83 c7 18 53 48 89 f3 48
RSP: 0018:ffffc900027078c0 EFLAGS: 00000286
RAX: 0000000000003f15 RBX: 0000000000000001 RCX: ffffffff81268657
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff85abed1f
RBP: ffff88813aad39f0 R08: 0000000000000001 R09: ffffffff8a1c260f
R10: fffffbfff14384c1 R11: 0000000000000000 R12: 0000000000000001
R13: 0000000000000001 R14: ffffc90002707958 R15: 0000000000000000
 spin_unlock_irq include/linux/spinlock.h:404 [inline]
 shmem_add_to_page_cache+0xbbe/0x1270 mm/shmem.c:722
 shmem_getpage_gfp.constprop.0+0x815/0x1e40 mm/shmem.c:1927
 shmem_getpage mm/shmem.c:155 [inline]
 shmem_write_begin+0xf7/0x1d0 mm/shmem.c:2528
 generic_perform_write+0x20a/0x4f0 mm/filemap.c:3412
 __generic_file_write_iter+0x399/0x5d0 mm/filemap.c:3541
 generic_file_write_iter+0xd7/0x220 mm/filemap.c:3573
 call_write_iter include/linux/fs.h:1901 [inline]
 new_sync_write+0x426/0x650 fs/read_write.c:518
 vfs_write+0x743/0x9e0 fs/read_write.c:605
 ksys_write+0x12d/0x250 fs/read_write.c:658
 do_syscall_64+0x2d/0x40 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x465b09
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f4bed1d2188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000465b09
RDX: 0000000020000001 RSI: 0000000020000000 RDI: 0000000000000005
RBP: 00000000004b069f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60
R13: 00007fffe11ce47f R14: 00007f4bed1d2300 R15: 0000000000022000
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