BTRFS error (device loop2): open_ctree failed FAT-fs (loop5): Unrecognized mount option "uid<00000000000000000000" or missing value overlayfs: unrecognized mount option "0xffffffffffffffff" or missing value ================================================================================ UBSAN: Undefined behaviour in arch/x86/kvm/pmu_intel.c:310:12 shift exponent 248 is too large for 64-bit type 'long long unsigned int' CPU: 1 PID: 21837 Comm: syz-executor.1 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+0x56/0xa0 arch/x86/kvm/pmu_intel.c:310 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:00007f6b381f9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 0000000000011f40 RCX: 000000000045de59 RDX: 0000000020000200 RSI: 000000004008ae90 RDI: 0000000000000005 RBP: 000000000118bf60 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118bf2c R13: 00007ffc7acbee9f R14: 00007f6b381fa9c0 R15: 000000000118bf2c ================================================================================ BTRFS error (device loop2): superblock checksum mismatch BTRFS error (device loop2): open_ctree failed BTRFS error (device loop0): superblock checksum mismatch nla_parse: 6 callbacks suppressed netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. BTRFS error (device loop0): open_ctree failed overlayfs: failed to resolve 'file0@': -2 BTRFS error (device loop2): superblock checksum mismatch netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. BTRFS error (device loop2): open_ctree failed BTRFS error (device loop0): superblock checksum mismatch BTRFS error (device loop0): open_ctree failed overlayfs: failed to resolve 'file0j=A_Krv PGRCقEN+簥': -2 BTRFS error (device loop2): superblock checksum mismatch overlayfs: failed to resolve 'file0j=A_Krv PGRCقEN+簥': -2 BTRFS error (device loop2): open_ctree failed BTRFS error (device loop0): superblock checksum mismatch BTRFS error (device loop0): open_ctree failed BTRFS error (device loop0): superblock checksum mismatch overlayfs: overlapping lowerdir path overlayfs: overlapping lowerdir path BTRFS error (device loop0): open_ctree failed BTRFS error (device loop2): superblock checksum mismatch BTRFS error (device loop2): open_ctree failed BTRFS error (device loop0): superblock checksum mismatch overlayfs: unrecognized mount option "lowdir=.:" or missing value BTRFS error (device loop0): open_ctree failed overlayfs: unrecognized mount option "=wrdie0" or missing value BTRFS error (device loop2): superblock checksum mismatch BTRFS error (device loop2): open_ctree failed overlayfs: missing 'lowerdir' overlayfs: missing 'lowerdir' BTRFS error (device loop0): superblock checksum mismatch BTRFS error (device loop0): open_ctree failed BTRFS error (device loop0): superblock checksum mismatch BTRFS error (device loop0): open_ctree failed overlayfs: unrecognized mount option "0000000000000000140900000000000000001409" or missing value overlayfs: unrecognized mount option "0000000000000000141000000000000000001409" or missing value overlayfs: overlapping lowerdir path BTRFS error (device loop0): superblock checksum mismatch overlayfs: overlapping lowerdir path BTRFS error (device loop0): open_ctree failed BTRFS error (device loop0): superblock checksum mismatch BTRFS error (device loop0): open_ctree failed BTRFS error (device loop0): superblock checksum mismatch BTRFS error (device loop0): open_ctree failed BTRFS error (device loop2): superblock checksum mismatch BTRFS error (device loop2): open_ctree failed BTRFS error (device loop0): superblock checksum mismatch BTRFS error (device loop0): open_ctree failed BTRFS error (device loop2): superblock checksum mismatch BTRFS error (device loop2): open_ctree failed BTRFS error (device loop2): superblock checksum mismatch BTRFS error (device loop2): open_ctree failed BTRFS error (device loop2): superblock checksum mismatch BTRFS error (device loop2): open_ctree failed overlayfs: overlapping lowerdir path BTRFS error (device loop2): superblock checksum mismatch BTRFS error (device loop2): open_ctree failed overlayfs: unrecognized mount option "lowerdi=.:file0" or missing value BTRFS error (device loop0): superblock checksum mismatch overlayfs: unrecognized mount option "lowerdi=.:file0" or missing value BTRFS error (device loop0): open_ctree failed BTRFS error (device loop2): superblock checksum mismatch BTRFS error (device loop2): open_ctree failed BTRFS error (device loop0): superblock checksum mismatch BTRFS error (device loop0): open_ctree failed BTRFS error (device loop0): superblock checksum mismatch BTRFS error (device loop0): open_ctree failed BTRFS error (device loop0): superblock checksum mismatch BTRFS error (device loop0): open_ctree failed overlayfs: unrecognized mount option "lowr.:file0" or missing value BTRFS error (device loop0): superblock checksum mismatch BTRFS error (device loop0): open_ctree failed overlayfs: unrecognized mount option "lowr.:file0" or missing value overlayfs: overlapping lowerdir path BTRFS error (device loop2): superblock checksum mismatch overlayfs: overlapping lowerdir path BTRFS error (device loop2): open_ctree failed