./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1392264333 <...> Warning: Permanently added '10.128.1.169' (ED25519) to the list of known hosts. execve("./syz-executor1392264333", ["./syz-executor1392264333"], 0x7ffd3850e4b0 /* 10 vars */) = 0 brk(NULL) = 0x5555571e5000 brk(0x5555571e5d00) = 0x5555571e5d00 arch_prctl(ARCH_SET_FS, 0x5555571e5380) = 0 set_tid_address(0x5555571e5650) = 5035 set_robust_list(0x5555571e5660, 24) = 0 rseq(0x5555571e5ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1392264333", 4096) = 28 getrandom("\x01\xbe\xb2\x2d\xf8\xe5\x89\xcd", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555571e5d00 brk(0x555557206d00) = 0x555557206d00 brk(0x555557207000) = 0x555557207000 mprotect(0x7febbabab000, 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) = 0x7febb26db000 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\xc8\x0f\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(0x7febb26db000, 2097152) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 ioctl(4, LOOP_SET_FD, 3) = 0 close(3) = 0 mkdir("./bus", 0777) = 0 [ 57.877856][ T5035] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5035 'syz-executor139' [ 57.917577][ T5035] loop0: detected capacity change from 0 to 4096 [ 57.928527][ T5035] ================================================================================ [ 57.937981][ T5035] UBSAN: shift-out-of-bounds in fs/ntfs3/super.c:924:10 [ 57.944985][ T5035] shift exponent 56 is too large for 32-bit type 'unsigned int' [ 57.952690][ T5035] CPU: 0 PID: 5035 Comm: syz-executor139 Not tainted 6.5.0-rc2-next-20230721-syzkaller #0 [ 57.962568][ T5035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 57.972610][ T5035] Call Trace: [ 57.975903][ T5035] [ 57.978824][ T5035] dump_stack_lvl+0x125/0x1b0 [ 57.983521][ T5035] __ubsan_handle_shift_out_of_bounds+0x27a/0x600 [ 57.989943][ T5035] ntfs_fill_super.cold+0x39a/0x437 [ 57.995147][ T5035] ? put_ntfs+0x330/0x330 [ 57.999470][ T5035] ? vsprintf+0x30/0x30 [ 58.003634][ T5035] ? set_blocksize+0x2bd/0x360 [ 58.008428][ T5035] get_tree_bdev+0x43e/0x7d0 [ 58.013022][ T5035] ? put_ntfs+0x330/0x330 [ 58.017377][ T5035] vfs_get_tree+0x88/0x350 [ 58.021799][ T5035] path_mount+0x1492/0x1ed0 [ 58.026307][ T5035] ? kmem_cache_free+0xf0/0x490 [ 58.031163][ T5035] ? finish_automount+0xa50/0xa50 [ 58.036201][ T5035] ? putname+0x101/0x140 [ 58.040454][ T5035] __x64_sys_mount+0x293/0x310 [ 58.045223][ T5035] ? copy_mnt_ns+0xb60/0xb60 [ 58.049816][ T5035] ? lockdep_hardirqs_on+0x7d/0x100 [ 58.055021][ T5035] ? _raw_spin_unlock_irq+0x2e/0x50 [ 58.060226][ T5035] ? ptrace_notify+0xf4/0x130 [ 58.064912][ T5035] do_syscall_64+0x38/0xb0 [ 58.069339][ T5035] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 58.075242][ T5035] RIP: 0033:0x7febbab198ba [ 58.079658][ T5035] 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 [ 58.099271][ T5035] RSP: 002b:00007ffc87829cf8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 58.107687][ T5035] RAX: ffffffffffffffda RBX: 00007ffc87829d10 RCX: 00007febbab198ba [ 58.115659][ T5035] RDX: 000000002001f740 RSI: 0000000020000180 RDI: 00007ffc87829d10 [ 58.123628][ T5035] RBP: 0000000000000004 R08: 00007ffc87829d50 R09: 000000000001f76a [ 58.131683][ T5035] R10: 0000000000004010 R11: 0000000000000286 R12: 0000000000004010 [ 58.139655][ T5035] R13: 00007ffc87829d50 R14: 0000000000000003 R15: 0000000000200000 [ 58.147643][ T5035] [ 58.151438][ T5035] ================================================================================ [ 58.160961][ T5035] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 58.168180][ T5035] CPU: 1 PID: 5035 Comm: syz-executor139 Not tainted 6.5.0-rc2-next-20230721-syzkaller #0 [ 58.178069][ T5035] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 58.188159][ T5035] Call Trace: [ 58.191452][ T5035] [ 58.194488][ T5035] dump_stack_lvl+0xd9/0x1b0 [ 58.199088][ T5035] panic+0x6a4/0x750 [ 58.202983][ T5035] ? panic_smp_self_stop+0xa0/0xa0 [ 58.208098][ T5035] ? syslog_print_all+0x3f0/0x3f0 [ 58.213133][ T5035] check_panic_on_warn+0xab/0xb0 [ 58.218082][ T5035] __ubsan_handle_shift_out_of_bounds+0x2a2/0x600 [ 58.224517][ T5035] ntfs_fill_super.cold+0x39a/0x437 [ 58.229730][ T5035] ? put_ntfs+0x330/0x330 [ 58.234061][ T5035] ? vsprintf+0x30/0x30 [ 58.238218][ T5035] ? set_blocksize+0x2bd/0x360 [ 58.243094][ T5035] get_tree_bdev+0x43e/0x7d0 [ 58.247796][ T5035] ? put_ntfs+0x330/0x330 [ 58.252219][ T5035] vfs_get_tree+0x88/0x350 [ 58.256639][ T5035] path_mount+0x1492/0x1ed0 [ 58.261143][ T5035] ? kmem_cache_free+0xf0/0x490 [ 58.265997][ T5035] ? finish_automount+0xa50/0xa50 [ 58.271105][ T5035] ? putname+0x101/0x140 [ 58.275518][ T5035] __x64_sys_mount+0x293/0x310 [ 58.280297][ T5035] ? copy_mnt_ns+0xb60/0xb60 [ 58.284969][ T5035] ? lockdep_hardirqs_on+0x7d/0x100 [ 58.290165][ T5035] ? _raw_spin_unlock_irq+0x2e/0x50 [ 58.295360][ T5035] ? ptrace_notify+0xf4/0x130 [ 58.300032][ T5035] do_syscall_64+0x38/0xb0 [ 58.304462][ T5035] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 58.310457][ T5035] RIP: 0033:0x7febbab198ba [ 58.314875][ T5035] 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 [ 58.334572][ T5035] RSP: 002b:00007ffc87829cf8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 58.342981][ T5035] RAX: ffffffffffffffda RBX: 00007ffc87829d10 RCX: 00007febbab198ba [ 58.350948][ T5035] RDX: 000000002001f740 RSI: 0000000020000180 RDI: 00007ffc87829d10 [ 58.358947][ T5035] RBP: 0000000000000004 R08: 00007ffc87829d50 R09: 000000000001f76a [ 58.367025][ T5035] R10: 0000000000004010 R11: 0000000000000286 R12: 0000000000004010 [ 58.374994][ T5035] R13: 00007ffc87829d50 R14: 0000000000000003 R15: 0000000000200000 [ 58.382968][ T5035] [ 58.386254][ T5035] Kernel Offset: disabled [ 58.390831][ T5035] Rebooting in 86400 seconds..