microsoft 0003:045E:07DA.0001: hid_field_extract() called with n (128) > 32! (swapper/0) ================================================================================ UBSAN: shift-out-of-bounds in drivers/hid/hid-core.c:1323:20 shift exponent 127 is too large for 32-bit type 'int' CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.0.0-rc6-next-20220923-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 ubsan_epilogue+0xb/0x50 lib/ubsan.c:151 __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x187 lib/ubsan.c:322 snto32 drivers/hid/hid-core.c:1323 [inline] snto32.cold+0x19/0x48 drivers/hid/hid-core.c:1313 hid_input_fetch_field drivers/hid/hid-core.c:1572 [inline] hid_process_report drivers/hid/hid-core.c:1665 [inline] hid_report_raw_event+0x88a/0x1280 drivers/hid/hid-core.c:1998 hid_input_report+0x35f/0x4c0 drivers/hid/hid-core.c:2066 hid_irq_in+0x50e/0x690 drivers/hid/usbhid/hid-core.c:284 __usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1671 usb_hcd_giveback_urb+0x380/0x430 drivers/usb/core/hcd.c:1754 dummy_timer+0x11ff/0x32c0 drivers/usb/gadget/udc/dummy_hcd.c:1988 call_timer_fn+0x1da/0x7c0 kernel/time/timer.c:1474 expire_timers kernel/time/timer.c:1519 [inline] __run_timers.part.0+0x6a2/0xaf0 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+0x1f7/0xad8 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:1107 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:29 [inline] RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:70 [inline] RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:130 [inline] RIP: 0010:acpi_safe_halt+0x6f/0xb0 drivers/acpi/processor_idle.c:113 Code: f7 84 db 74 06 5b e9 20 db ec f7 e8 1b db ec f7 e8 26 5e f3 f7 66 90 e8 0f db ec f7 0f 00 2d 88 12 c1 00 e8 03 db ec f7 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 de d7 ec f7 48 85 db RSP: 0018:ffffffff8bc07d30 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffffffff8bcbc9c0 RSI: ffffffff898fb8fd RDI: ffffffff898fb8ea RBP: ffff888011bfb064 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 R13: 0000000000000001 R14: ffff888011bfb000 R15: ffff88801814e804 acpi_idle_do_entry drivers/acpi/processor_idle.c:555 [inline] acpi_idle_enter+0x524/0x6a0 drivers/acpi/processor_idle.c:692 cpuidle_enter_state+0x1ab/0xd30 drivers/cpuidle/cpuidle.c:239 cpuidle_enter+0x4a/0xa0 drivers/cpuidle/cpuidle.c:356 call_cpuidle kernel/sched/idle.c:155 [inline] cpuidle_idle_call kernel/sched/idle.c:236 [inline] do_idle+0x3f7/0x590 kernel/sched/idle.c:303 cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:400 rest_init+0x169/0x270 init/main.c:731 arch_call_rest_init+0xf/0x14 init/main.c:893 start_kernel+0x473/0x494 init/main.c:1149 secondary_startup_64_no_verify+0xce/0xdb ================================================================================ ---------------- Code disassembly (best guess): 0: f7 84 db 74 06 5b e9 testl $0xf7ecdb20,-0x16a4f98c(%rbx,%rbx,8) 7: 20 db ec f7 b: e8 1b db ec f7 callq 0xf7ecdb2b 10: e8 26 5e f3 f7 callq 0xf7f35e3b 15: 66 90 xchg %ax,%ax 17: e8 0f db ec f7 callq 0xf7ecdb2b 1c: 0f 00 2d 88 12 c1 00 verw 0xc11288(%rip) # 0xc112ab 23: e8 03 db ec f7 callq 0xf7ecdb2b 28: fb sti 29: f4 hlt * 2a: 9c pushfq <-- trapping instruction 2b: 5b pop %rbx 2c: 81 e3 00 02 00 00 and $0x200,%ebx 32: fa cli 33: 31 ff xor %edi,%edi 35: 48 89 de mov %rbx,%rsi 38: e8 de d7 ec f7 callq 0xf7ecd81b 3d: 48 85 db test %rbx,%rbx