================================================================================ UBSAN: Undefined behaviour in arch/x86/kvm/vmx/pmu_intel.c:288:45 shift exponent 197 is too large for 64-bit type 'long long unsigned int' CPU: 0 PID: 10687 Comm: syz-executor.0 Not tainted 5.3.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x86/0xca lib/dump_stack.c:113 ubsan_epilogue+0xd/0x3a lib/ubsan.c:158 __ubsan_handle_shift_out_of_bounds.cold.14+0x21/0x68 lib/ubsan.c:404 intel_pmu_refresh.cold.1+0x6f/0xb9 arch/x86/kvm/vmx/pmu_intel.c:288 kvm_pmu_refresh+0x75/0x90 arch/x86/kvm/pmu.c:361 kvm_update_cpuid+0x7db/0xb60 arch/x86/kvm/cpuid.c:151 kvm_vcpu_ioctl_set_cpuid2+0x132/0x180 arch/x86/kvm/cpuid.c:259 kvm_arch_vcpu_ioctl+0x1011/0x2870 arch/x86/kvm/x86.c:4049 kvm_vcpu_ioctl+0x1eb/0xb90 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2918 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:509 [inline] do_vfs_ioctl+0x196/0x1150 fs/ioctl.c:696 ksys_ioctl+0x62/0x90 fs/ioctl.c:713 __do_sys_ioctl fs/ioctl.c:720 [inline] __se_sys_ioctl fs/ioctl.c:718 [inline] __x64_sys_ioctl+0x6e/0xb0 fs/ioctl.c:718 do_syscall_64+0x96/0x450 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45e0f9 Code: 0d b4 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 db b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fc3bcb0cc68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045e0f9 RDX: 0000000020000480 RSI: 000000004008ae90 RDI: 0000000000000005 RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c R13: 00007ffd3c20b3bf R14: 00007fc3bcb0d9c0 R15: 000000000119bf8c ================================================================================