./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1125576008 <...> Warning: Permanently added '10.128.1.157' (ED25519) to the list of known hosts. execve("./syz-executor1125576008", ["./syz-executor1125576008"], 0x7ffe7f9a29b0 /* 10 vars */) = 0 brk(NULL) = 0x55555745f000 brk(0x55555745fd00) = 0x55555745fd00 arch_prctl(ARCH_SET_FS, 0x55555745f380) = 0 set_tid_address(0x55555745f650) = 5056 set_robust_list(0x55555745f660, 24) = 0 rseq(0x55555745fca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1125576008", 4096) = 28 getrandom("\xd6\x20\x82\xe2\x47\xd6\xdb\xd8", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555745fd00 brk(0x555557480d00) = 0x555557480d00 brk(0x555557481000) = 0x555557481000 mprotect(0x7fefc325b000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 memfd_create("syzkaller", 0) = 3 mmap(NULL, 138412032, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7fefbad8c000 write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x08\x02\x00\x00\x00\x00\x00\x00\x00\xf8\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x80\x00\x80\x00\xff\x03\x00\x00\x00\x00\x00\x00\xff\x00\x00\x00\x00\x00\x00\x00\xff\x00\x00\x00\x00\x00\x00\x00\xf5\x00\x00\x00\x01\x00\x00\x00\xf7\x9a\x81\x47\x2b\x73\xcf\x43\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152) = 2097152 munmap(0x7fefbad8c000, 138412032) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 ioctl(4, LOOP_SET_FD, 3) = 0 close(3) = 0 mkdir("./file0", 0777) = 0 [ 54.181935][ T5056] loop0: detected capacity change from 0 to 4096 [ 54.202882][ T5056] ntfs: (device loop0): parse_options(): Option utf8 is no longer supported, using option nls=utf8. Please use option nls=utf8 in the future and make sure utf8 is compiled either as a module or into the kernel. [ 54.225069][ T5056] ================================================================================ [ 54.234396][ T5056] UBSAN: shift-out-of-bounds in fs/ntfs/inode.c:1080:43 [ 54.241341][ T5056] shift exponent 267 is too large for 32-bit type 'unsigned int' [ 54.249318][ T5056] CPU: 1 PID: 5056 Comm: syz-executor112 Not tainted 6.6.0-syzkaller-12401-g8f6f76a6a29f #0 [ 54.259387][ T5056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 54.269425][ T5056] Call Trace: [ 54.272687][ T5056] [ 54.275601][ T5056] dump_stack_lvl+0x1e7/0x2d0 [ 54.280327][ T5056] ? nf_tcp_handle_invalid+0x650/0x650 [ 54.285766][ T5056] ? panic+0x850/0x850 [ 54.289814][ T5056] __ubsan_handle_shift_out_of_bounds+0x3c3/0x420 [ 54.296211][ T5056] ntfs_read_locked_inode+0x45eb/0x4940 [ 54.301744][ T5056] ntfs_read_inode_mount+0xda6/0x2660 [ 54.307107][ T5056] ntfs_fill_super+0x1883/0x2bd0 [ 54.312029][ T5056] mount_bdev+0x237/0x300 [ 54.316343][ T5056] ? ntfs_mount+0x40/0x40 [ 54.320648][ T5056] ? get_tree_bdev+0x5b0/0x5b0 [ 54.325391][ T5056] ? vfs_parse_fs_string+0x190/0x230 [ 54.330655][ T5056] ? vfs_parse_fs_param+0x410/0x410 [ 54.335830][ T5056] ? cap_capable+0x1b4/0x240 [ 54.340398][ T5056] legacy_get_tree+0xef/0x190 [ 54.345053][ T5056] ? ntfs_rl_punch_nolock+0x15b0/0x15b0 [ 54.350574][ T5056] vfs_get_tree+0x8c/0x280 [ 54.354968][ T5056] do_new_mount+0x28f/0xae0 [ 54.359456][ T5056] ? do_move_mount_old+0x170/0x170 [ 54.364556][ T5056] __se_sys_mount+0x2d9/0x3c0 [ 54.369214][ T5056] ? __x64_sys_mount+0xc0/0xc0 [ 54.373954][ T5056] ? syscall_enter_from_user_mode+0x32/0x230 [ 54.379915][ T5056] ? __x64_sys_mount+0x20/0xc0 [ 54.384655][ T5056] do_syscall_64+0x44/0x110 [ 54.389155][ T5056] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 54.395024][ T5056] RIP: 0033:0x7fefc31cacfa [ 54.399430][ T5056] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 54.419019][ T5056] RSP: 002b:00007ffce7479ba8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 54.427414][ T5056] RAX: ffffffffffffffda RBX: 00007ffce7479bc0 RCX: 00007fefc31cacfa [ 54.435366][ T5056] RDX: 0000000020000000 RSI: 000000002001ee80 RDI: 00007ffce7479bc0 [ 54.443318][ T5056] RBP: 0000000000000004 R08: 00007ffce7479c00 R09: 000000000001ee6c [ 54.451269][ T5056] R10: 0000000000800804 R11: 0000000000000286 R12: 0000000000800804 [ 54.459220][ T5056] R13: 00007ffce7479c00 R14: 0000000000000003 R15: 0000000000200000 [ 54.467177][ T5056] [ 54.470324][ T5056] ================================================================================ [ 54.479698][ T5056] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 54.486900][ T5056] CPU: 1 PID: 5056 Comm: syz-executor112 Not tainted 6.6.0-syzkaller-12401-g8f6f76a6a29f #0 [ 54.496958][ T5056] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 54.507003][ T5056] Call Trace: [ 54.510273][ T5056] [ 54.513199][ T5056] dump_stack_lvl+0x1e7/0x2d0 [ 54.517875][ T5056] ? nf_tcp_handle_invalid+0x650/0x650 [ 54.523332][ T5056] ? panic+0x850/0x850 [ 54.527388][ T5056] ? vprintk_emit+0x607/0x720 [ 54.532061][ T5056] ? vscnprintf+0x5d/0x80 [ 54.536386][ T5056] panic+0x349/0x850 [ 54.540273][ T5056] ? check_panic_on_warn+0x21/0xa0 [ 54.545370][ T5056] ? __memcpy_flushcache+0x2b0/0x2b0 [ 54.550642][ T5056] ? _printk+0xd5/0x120 [ 54.554791][ T5056] ? panic+0x850/0x850 [ 54.558855][ T5056] check_panic_on_warn+0x82/0xa0 [ 54.563787][ T5056] __ubsan_handle_shift_out_of_bounds+0x3e2/0x420 [ 54.570196][ T5056] ntfs_read_locked_inode+0x45eb/0x4940 [ 54.575742][ T5056] ntfs_read_inode_mount+0xda6/0x2660 [ 54.581112][ T5056] ntfs_fill_super+0x1883/0x2bd0 [ 54.586049][ T5056] mount_bdev+0x237/0x300 [ 54.590372][ T5056] ? ntfs_mount+0x40/0x40 [ 54.594689][ T5056] ? get_tree_bdev+0x5b0/0x5b0 [ 54.599447][ T5056] ? vfs_parse_fs_string+0x190/0x230 [ 54.604720][ T5056] ? vfs_parse_fs_param+0x410/0x410 [ 54.609906][ T5056] ? cap_capable+0x1b4/0x240 [ 54.614483][ T5056] legacy_get_tree+0xef/0x190 [ 54.619148][ T5056] ? ntfs_rl_punch_nolock+0x15b0/0x15b0 [ 54.624682][ T5056] vfs_get_tree+0x8c/0x280 [ 54.629087][ T5056] do_new_mount+0x28f/0xae0 [ 54.633588][ T5056] ? do_move_mount_old+0x170/0x170 [ 54.638695][ T5056] __se_sys_mount+0x2d9/0x3c0 [ 54.643363][ T5056] ? __x64_sys_mount+0xc0/0xc0 [ 54.648116][ T5056] ? syscall_enter_from_user_mode+0x32/0x230 [ 54.654085][ T5056] ? __x64_sys_mount+0x20/0xc0 [ 54.658833][ T5056] do_syscall_64+0x44/0x110 [ 54.663334][ T5056] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 54.669217][ T5056] RIP: 0033:0x7fefc31cacfa [ 54.673625][ T5056] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 5e 04 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 54.693218][ T5056] RSP: 002b:00007ffce7479ba8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 54.701620][ T5056] RAX: ffffffffffffffda RBX: 00007ffce7479bc0 RCX: 00007fefc31cacfa [ 54.709580][ T5056] RDX: 0000000020000000 RSI: 000000002001ee80 RDI: 00007ffce7479bc0 [ 54.717538][ T5056] RBP: 0000000000000004 R08: 00007ffce7479c00 R09: 000000000001ee6c [ 54.725495][ T5056] R10: 0000000000800804 R11: 0000000000000286 R12: 0000000000800804 [ 54.733455][ T5056] R13: 00007ffce7479c00 R14: 0000000000000003 R15: 0000000000200000 [ 54.741419][ T5056] [ 54.744506][ T5056] Kernel Offset: disabled [ 54.748811][ T5056] Rebooting in 86400 seconds..