================================================================================ 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: 0 PID: 29836 Comm: systemd-udevd 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:check_kcov_mode kernel/kcov.c:163 [inline] RIP: 0010:__sanitizer_cov_trace_pc+0x7/0x60 kernel/kcov.c:197 Code: 0f bd c8 49 8b 14 24 48 63 c9 e9 66 ff ff ff 4c 01 ca 49 89 13 e9 12 fd ff ff 66 0f 1f 84 00 00 00 00 00 65 8b 05 d9 a9 c1 7e <89> c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b 14 25 40 ef 01 00 a9 RSP: 0018:ffffc9001259f910 EFLAGS: 00000246 RAX: 0000000080000000 RBX: 000000000000000a RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffff888109e219c0 RDI: 0000000000000003 RBP: ffff888103438b80 R08: 0000000000000000 R09: 000000000000000a R10: ffffffff81dc0d87 R11: 0000000000000010 R12: 0000000000000002 R13: 00000000000002e8 R14: dffffc0000000000 R15: 0000000000000000 tomoyo_domain_quota_is_ok+0x33a/0x5a0 security/tomoyo/util.c:1092 tomoyo_supervisor+0x312/0xf20 security/tomoyo/common.c:2089 tomoyo_audit_path_number_log security/tomoyo/file.c:235 [inline] tomoyo_path_number_perm+0x419/0x570 security/tomoyo/file.c:734 security_path_chmod+0xe0/0x150 security/security.c:1153 chmod_common+0x156/0x3f0 fs/open.c:578 vfs_fchmod fs/open.c:598 [inline] __do_sys_fchmod fs/open.c:607 [inline] __se_sys_fchmod fs/open.c:601 [inline] __x64_sys_fchmod+0x10e/0x190 fs/open.c:601 do_syscall_64+0x2d/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7f3188e035c7 Code: 73 01 c3 48 8b 0d d1 d8 2b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 5b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d a1 d8 2b 00 f7 d8 64 89 01 48 RSP: 002b:00007ffc2d90beb8 EFLAGS: 00000202 ORIG_RAX: 000000000000005b RAX: ffffffffffffffda RBX: 0000560f155fd180 RCX: 00007f3188e035c7 RDX: 0000000000000000 RSI: 00000000000001a4 RDI: 0000000000000007 RBP: 00007ffc2d90bf80 R08: 0000560f15600260 R09: 0000000000000230 R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffc2d90bec0 R13: 0000000000000001 R14: 0000000000000000 R15: 000000000000000e ================================================================================