./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1361263941 <...> Warning: Permanently added '10.128.0.63' (ED25519) to the list of known hosts. execve("./syz-executor1361263941", ["./syz-executor1361263941"], 0x7ffe529bda90 /* 10 vars */) = 0 brk(NULL) = 0x555555d18000 brk(0x555555d18d00) = 0x555555d18d00 arch_prctl(ARCH_SET_FS, 0x555555d18380) = 0 set_tid_address(0x555555d18650) = 5020 set_robust_list(0x555555d18660, 24) = 0 rseq(0x555555d18ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1361263941", 4096) = 28 getrandom("\x45\x5c\x74\x97\x9e\xb2\x83\x19", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555d18d00 brk(0x555555d39d00) = 0x555555d39d00 brk(0x555555d3a000) = 0x555555d3a000 mprotect(0x7f35ffc6b000, 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) = 0x7f35f779b000 write(3, "\xeb\x52\x90\x4e\x54\x46\x53\x20\x20\x20\x20\x00\x02\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\x0f\x00\x00\x00\x00\x00\x00\x10\x00\x00\x00\x00\x00\x00\x00\xff\x03\x00\x00\x00\x00\x00\x00\x01\x00\x00\x00\x80\x00\x00\x00\x8f\x24\x2d\x5f\x49\x6d\x50\x0b\x00\x00\x00\x00\x0e\x1f\xbe\x71\x7c\xac\x22\xc0\x74\x0b\x56\xb4\x0e\xbb\x07\x00"..., 2097152) = 2097152 munmap(0x7f35f779b000, 2097152) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 70.835673][ T5020] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5020 'syz-executor136' ioctl(4, LOOP_SET_FD, 3) = 0 close(3) = 0 mkdir("./file2aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", 0777) = 0 [ 70.881174][ T5020] loop0: detected capacity change from 0 to 4096 [ 70.896097][ T5020] ================================================================================ [ 70.905841][ T5020] UBSAN: shift-out-of-bounds in fs/ntfs3/super.c:924:10 [ 70.913086][ T5020] shift exponent 128 is too large for 32-bit type 'unsigned int' [ 70.921100][ T5020] CPU: 0 PID: 5020 Comm: syz-executor136 Not tainted 6.5.0-rc6-syzkaller #0 [ 70.929864][ T5020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 70.939938][ T5020] Call Trace: [ 70.943221][ T5020] [ 70.946157][ T5020] dump_stack_lvl+0x1e7/0x2d0 [ 70.950871][ T5020] ? nf_tcp_handle_invalid+0x650/0x650 [ 70.956339][ T5020] ? panic+0x770/0x770 [ 70.960425][ T5020] ? out_of_line_wait_on_bit+0x2fb/0x3a0 [ 70.966245][ T5020] ? bit_wait+0xc0/0xc0 [ 70.970408][ T5020] __ubsan_handle_shift_out_of_bounds+0x3c3/0x420 [ 70.976847][ T5020] ntfs_fill_super+0x1b27/0x4cb0 [ 70.981835][ T5020] ? put_ntfs+0x2b0/0x2b0 [ 70.986183][ T5020] ? set_blocksize+0x1e2/0x390 [ 70.990993][ T5020] ? sb_set_blocksize+0x99/0x100 [ 70.996031][ T5020] get_tree_bdev+0x468/0x6c0 [ 71.000656][ T5020] ? put_ntfs+0x2b0/0x2b0 [ 71.005055][ T5020] vfs_get_tree+0x8c/0x270 [ 71.009502][ T5020] do_new_mount+0x28f/0xae0 [ 71.014036][ T5020] ? do_move_mount_old+0x170/0x170 [ 71.019168][ T5020] ? user_path_at_empty+0x12f/0x180 [ 71.024385][ T5020] __se_sys_mount+0x2d9/0x3c0 [ 71.029085][ T5020] ? __x64_sys_mount+0xc0/0xc0 [ 71.033898][ T5020] ? syscall_enter_from_user_mode+0x32/0x230 [ 71.040022][ T5020] ? __x64_sys_mount+0x20/0xc0 [ 71.044836][ T5020] do_syscall_64+0x41/0xc0 [ 71.049455][ T5020] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 71.055576][ T5020] RIP: 0033:0x7f35ffbd993a [ 71.060007][ T5020] 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 [ 71.079823][ T5020] RSP: 002b:00007ffd057833e8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 71.088350][ T5020] RAX: ffffffffffffffda RBX: 00007ffd057833f0 RCX: 00007f35ffbd993a [ 71.096394][ T5020] RDX: 000000002001f740 RSI: 0000000020000380 RDI: 00007ffd057833f0 [ 71.104409][ T5020] RBP: 0000000000000004 R08: 00007ffd05783430 R09: 000000000001f780 [ 71.112436][ T5020] R10: 0000000000000003 R11: 0000000000000286 R12: 00007ffd05783430 [ 71.120482][ T5020] R13: 0000000000000003 R14: 0000000000200000 R15: 0000000000000001 [ 71.128483][ T5020] [ 71.131857][ T5020] ================================================================================ [ 71.141351][ T5020] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 71.148761][ T5020] CPU: 1 PID: 5020 Comm: syz-executor136 Not tainted 6.5.0-rc6-syzkaller #0 [ 71.157483][ T5020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 [ 71.167573][ T5020] Call Trace: [ 71.170901][ T5020] [ 71.173874][ T5020] dump_stack_lvl+0x1e7/0x2d0 [ 71.178579][ T5020] ? nf_tcp_handle_invalid+0x650/0x650 [ 71.184061][ T5020] ? panic+0x770/0x770 [ 71.188157][ T5020] ? vscnprintf+0x5d/0x80 [ 71.192511][ T5020] panic+0x30f/0x770 [ 71.196429][ T5020] ? check_panic_on_warn+0x21/0xa0 [ 71.201564][ T5020] ? __memcpy_flushcache+0x2b0/0x2b0 [ 71.206896][ T5020] ? dump_stack_lvl+0x253/0x2d0 [ 71.211760][ T5020] ? out_of_line_wait_on_bit+0x2fb/0x3a0 [ 71.217520][ T5020] check_panic_on_warn+0x82/0xa0 [ 71.222509][ T5020] __ubsan_handle_shift_out_of_bounds+0x3e2/0x420 [ 71.228962][ T5020] ntfs_fill_super+0x1b27/0x4cb0 [ 71.233970][ T5020] ? put_ntfs+0x2b0/0x2b0 [ 71.238342][ T5020] ? set_blocksize+0x1e2/0x390 [ 71.243315][ T5020] ? sb_set_blocksize+0x99/0x100 [ 71.248362][ T5020] get_tree_bdev+0x468/0x6c0 [ 71.253077][ T5020] ? put_ntfs+0x2b0/0x2b0 [ 71.257440][ T5020] vfs_get_tree+0x8c/0x270 [ 71.261910][ T5020] do_new_mount+0x28f/0xae0 [ 71.266453][ T5020] ? do_move_mount_old+0x170/0x170 [ 71.271633][ T5020] ? user_path_at_empty+0x12f/0x180 [ 71.276850][ T5020] __se_sys_mount+0x2d9/0x3c0 [ 71.281547][ T5020] ? __x64_sys_mount+0xc0/0xc0 [ 71.286327][ T5020] ? syscall_enter_from_user_mode+0x32/0x230 [ 71.292329][ T5020] ? __x64_sys_mount+0x20/0xc0 [ 71.297110][ T5020] do_syscall_64+0x41/0xc0 [ 71.301548][ T5020] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 71.307462][ T5020] RIP: 0033:0x7f35ffbd993a [ 71.311891][ T5020] 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 [ 71.331513][ T5020] RSP: 002b:00007ffd057833e8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 71.339965][ T5020] RAX: ffffffffffffffda RBX: 00007ffd057833f0 RCX: 00007f35ffbd993a [ 71.347967][ T5020] RDX: 000000002001f740 RSI: 0000000020000380 RDI: 00007ffd057833f0 [ 71.356046][ T5020] RBP: 0000000000000004 R08: 00007ffd05783430 R09: 000000000001f780 [ 71.364030][ T5020] R10: 0000000000000003 R11: 0000000000000286 R12: 00007ffd05783430 [ 71.372010][ T5020] R13: 0000000000000003 R14: 0000000000200000 R15: 0000000000000001 [ 71.380023][ T5020] [ 71.383266][ T5020] Kernel Offset: disabled [ 71.387687][ T5020] Rebooting in 86400 seconds..