================================================================================ UBSAN: Undefined behaviour in arch/x86/kvm/pmu_intel.c:299:45 shift exponent 76 is too large for 64-bit type 'long long unsigned int' CPU: 1 PID: 14437 Comm: syz-executor.4 Not tainted 4.19.152-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+0x22c/0x33e lib/dump_stack.c:118 ubsan_epilogue+0xe/0x3a lib/ubsan.c:161 __ubsan_handle_shift_out_of_bounds.cold+0x1c4/0x250 lib/ubsan.c:422 intel_pmu_refresh.cold+0x9b/0xa0 arch/x86/kvm/pmu_intel.c:299 kvm_update_cpuid+0x6d9/0xaf0 arch/x86/kvm/cpuid.c:147 kvm_vcpu_ioctl_set_cpuid2+0x151/0x1c0 arch/x86/kvm/cpuid.c:255 kvm_arch_vcpu_ioctl+0xfc0/0x2e10 arch/x86/kvm/x86.c:3931 kvm_vcpu_ioctl+0x8af/0xe30 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2975 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45de59 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:00007f3ecf338c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000011f40 RCX: 000000000045de59 RDX: 00000000200001c0 RSI: 000000004008ae90 RDI: 0000000000000006 RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007ffd9eff1fdf R14: 00007f3ecf3399c0 R15: 000000000118bf2c ================================================================================ ================================================================================ UBSAN: Undefined behaviour in arch/x86/kvm/pmu_intel.c:301:13 shift exponent 244 is too large for 64-bit type 'long long unsigned int' CPU: 1 PID: 14437 Comm: syz-executor.4 Not tainted 4.19.152-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+0x22c/0x33e lib/dump_stack.c:118 ubsan_epilogue+0xe/0x3a lib/ubsan.c:161 __ubsan_handle_shift_out_of_bounds.cold+0x1c4/0x250 lib/ubsan.c:422 intel_pmu_refresh.cold+0x75/0xa0 arch/x86/kvm/pmu_intel.c:301 kvm_update_cpuid+0x6d9/0xaf0 arch/x86/kvm/cpuid.c:147 kvm_vcpu_ioctl_set_cpuid2+0x151/0x1c0 arch/x86/kvm/cpuid.c:255 kvm_arch_vcpu_ioctl+0xfc0/0x2e10 arch/x86/kvm/x86.c:3931 kvm_vcpu_ioctl+0x8af/0xe30 arch/x86/kvm/../../../virt/kvm/kvm_main.c:2975 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xcdb/0x12e0 fs/ioctl.c:688 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710 do_syscall_64+0xf9/0x670 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45de59 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:00007f3ecf338c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000011f40 RCX: 000000000045de59 RDX: 00000000200001c0 RSI: 000000004008ae90 RDI: 0000000000000006 RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007ffd9eff1fdf R14: 00007f3ecf3399c0 R15: 000000000118bf2c hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 ================================================================================ hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 device vxlan0 entered promiscuous mode hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: unknown main item tag 0x0 hid-generic 0000:0000:0000.0007: hidraw1: HID v0.00 Device […yz1] on sŤz1 F2FS-fs (loop3): Insane cp_payload (13893632 > 510) F2FS-fs (loop3): Can't find valid F2FS filesystem in 2th superblock F2FS-fs (loop3): Try to recover 2th superblock, ret: 0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 F2FS-fs (loop3): Mounted with checkpoint version = 7ad43cd6 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: unknown main item tag 0x0 hid-generic 0000:0000:0000.0008: hidraw1: HID v0.00 Device […yz1] on sŤz1 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: unknown main item tag 0x0 hid-generic 0000:0000:0000.0009: hidraw1: HID v0.00 Device […yz1] on sŤz1 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 F2FS-fs (loop3): Insane cp_payload (13893632 > 510) hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 F2FS-fs (loop3): Can't find valid F2FS filesystem in 2th superblock F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 F2FS-fs (loop4): Can't find valid F2FS filesystem in 2th superblock hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 F2FS-fs (loop4): Unrecognized mount option "exten‹^cache" or missing value hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 F2FS-fs (loop4): Magic Mismatch, valid(0xf2f52010) - read(0x0) hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000A: hidraw1: HID v0.00 Device […yz1] on sŤz1 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: unknown main item tag 0x0 hid-generic 0000:0000:0000.000B: hidraw2: HID v0.00 Device […yz1] on sŤz1 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: unknown main item tag 0x0 hid-generic 0000:0000:0000.000C: hidraw1: HID v0.00 Device […yz1] on sŤz1 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: unknown main item tag 0x0 hid-generic 0000:0000:0000.000D: hidraw1: HID v0.00 Device […yz1] on sŤz1 hid-generic 1DEB:3D55D2D7:356D5DD.000E: unexpected long global item hid-generic: probe of 1DEB:3D55D2D7:356D5DD.000E failed with error -22 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 IPVS: ftp: loaded support on port[0] = 21 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 IPVS: ftp: loaded support on port[0] = 21 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 f2fs_msg: 34 callbacks suppressed F2FS-fs (loop3): Try to recover 2th superblock, ret: 0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 hid-generic 0000:0000:0000.000F: unknown main item tag 0x0 F2FS-fs (loop3): Mounted with checkpoint version = 7ad43cd6 hid-generic 0000:0000:0000.000F: hidraw1: HID v0.00 Device […yz1] on sŤz1 hid-generic 1DEB:3D55D2D7:356D5DD.0010: unexpected long global item hid-generic: probe of 1DEB:3D55D2D7:356D5DD.0010 failed with error -22 netlink: 36 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 36 bytes leftover after parsing attributes in process `syz-executor.5'. Process accounting resumed netlink: 36 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 36 bytes leftover after parsing attributes in process `syz-executor.5'. F2FS-fs (loop3): Insane cp_payload (13893632 > 510) F2FS-fs (loop3): Can't find valid F2FS filesystem in 2th superblock F2FS-fs (loop3): Try to recover 2th superblock, ret: 0 F2FS-fs (loop3): Mounted with checkpoint version = 7ad43cd6