./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3277715234 <...> Warning: Permanently added '10.128.0.101' (ED25519) to the list of known hosts. execve("./syz-executor3277715234", ["./syz-executor3277715234"], 0x7ffc6c361780 /* 10 vars */) = 0 brk(NULL) = 0x555556312000 brk(0x555556312d00) = 0x555556312d00 arch_prctl(ARCH_SET_FS, 0x555556312380) = 0 set_tid_address(0x555556312650) = 5033 set_robust_list(0x555556312660, 24) = 0 rseq(0x555556312ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3277715234", 4096) = 28 getrandom("\x32\x53\x5c\x9d\xd9\x15\x97\x2b", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555556312d00 brk(0x555556333d00) = 0x555556333d00 brk(0x555556334000) = 0x555556334000 mprotect(0x7fc97ff92000, 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) = 0x7fc977ac2000 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(0x7fc977ac2000, 2097152) = 0 openat(AT_FDCWD, "/dev/loop0", O_RDWR) = 4 [ 73.711051][ T5033] memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=5033 'syz-executor327' ioctl(4, LOOP_SET_FD, 3) = 0 close(3) = 0 mkdir("./bus", 0777) = 0 [ 73.759444][ T5033] loop0: detected capacity change from 0 to 4096 [ 73.772809][ T5033] ================================================================================ [ 73.782367][ T5033] UBSAN: shift-out-of-bounds in fs/ntfs3/super.c:924:10 [ 73.789460][ T5033] shift exponent 56 is too large for 32-bit type 'unsigned int' [ 73.797208][ T5033] CPU: 1 PID: 5033 Comm: syz-executor327 Not tainted 6.5.0-rc3-next-20230725-syzkaller #0 [ 73.807157][ T5033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 73.817225][ T5033] Call Trace: [ 73.820511][ T5033] [ 73.823465][ T5033] dump_stack_lvl+0x125/0x1b0 [ 73.828203][ T5033] __ubsan_handle_shift_out_of_bounds+0x27a/0x600 [ 73.834658][ T5033] ntfs_fill_super.cold+0x39a/0x437 [ 73.839921][ T5033] ? put_ntfs+0x330/0x330 [ 73.844285][ T5033] ? vsprintf+0x30/0x30 [ 73.848473][ T5033] ? set_blocksize+0x2bd/0x360 [ 73.853289][ T5033] get_tree_bdev+0x43e/0x7d0 [ 73.857917][ T5033] ? put_ntfs+0x330/0x330 [ 73.864468][ T5033] vfs_get_tree+0x88/0x350 [ 73.868936][ T5033] path_mount+0x1492/0x1ed0 [ 73.873644][ T5033] ? kmem_cache_free+0xf0/0x490 [ 73.878609][ T5033] ? finish_automount+0xa50/0xa50 [ 73.883659][ T5033] ? putname+0x101/0x140 [ 73.887923][ T5033] __x64_sys_mount+0x293/0x310 [ 73.892711][ T5033] ? copy_mnt_ns+0xb60/0xb60 [ 73.897321][ T5033] ? lockdep_hardirqs_on+0x7d/0x100 [ 73.902561][ T5033] ? _raw_spin_unlock_irq+0x2e/0x50 [ 73.907784][ T5033] ? ptrace_notify+0xf4/0x130 [ 73.912482][ T5033] do_syscall_64+0x38/0xb0 [ 73.917107][ T5033] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 73.923638][ T5033] RIP: 0033:0x7fc97ff008ba [ 73.928066][ T5033] 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 [ 73.947887][ T5033] RSP: 002b:00007fff8901c3e8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 73.956500][ T5033] RAX: ffffffffffffffda RBX: 00007fff8901c400 RCX: 00007fc97ff008ba [ 73.964503][ T5033] RDX: 000000002001f740 RSI: 0000000020000180 RDI: 00007fff8901c400 [ 73.972580][ T5033] RBP: 0000000000000004 R08: 00007fff8901c440 R09: 000000000001f76a [ 73.980582][ T5033] R10: 0000000000004010 R11: 0000000000000286 R12: 0000000000004010 [ 73.988680][ T5033] R13: 00007fff8901c440 R14: 0000000000000003 R15: 0000000000200000 [ 73.996690][ T5033] [ 73.999870][ T5033] ================================================================================ [ 74.009293][ T5033] Kernel panic - not syncing: UBSAN: panic_on_warn set ... [ 74.016518][ T5033] CPU: 1 PID: 5033 Comm: syz-executor327 Not tainted 6.5.0-rc3-next-20230725-syzkaller #0 [ 74.026434][ T5033] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2023 [ 74.036685][ T5033] Call Trace: [ 74.039983][ T5033] [ 74.042938][ T5033] dump_stack_lvl+0xd9/0x1b0 [ 74.047596][ T5033] panic+0x6a4/0x750 [ 74.051536][ T5033] ? panic_smp_self_stop+0xa0/0xa0 [ 74.056771][ T5033] ? syslog_print_all+0x3f0/0x3f0 [ 74.062024][ T5033] check_panic_on_warn+0xab/0xb0 [ 74.067021][ T5033] __ubsan_handle_shift_out_of_bounds+0x2a2/0x600 [ 74.073493][ T5033] ntfs_fill_super.cold+0x39a/0x437 [ 74.078753][ T5033] ? put_ntfs+0x330/0x330 [ 74.083128][ T5033] ? vsprintf+0x30/0x30 [ 74.087329][ T5033] ? set_blocksize+0x2bd/0x360 [ 74.092312][ T5033] get_tree_bdev+0x43e/0x7d0 [ 74.096935][ T5033] ? put_ntfs+0x330/0x330 [ 74.101304][ T5033] vfs_get_tree+0x88/0x350 [ 74.105755][ T5033] path_mount+0x1492/0x1ed0 [ 74.110297][ T5033] ? kmem_cache_free+0xf0/0x490 [ 74.115186][ T5033] ? finish_automount+0xa50/0xa50 [ 74.120255][ T5033] ? putname+0x101/0x140 [ 74.124556][ T5033] __x64_sys_mount+0x293/0x310 [ 74.129356][ T5033] ? copy_mnt_ns+0xb60/0xb60 [ 74.133976][ T5033] ? lockdep_hardirqs_on+0x7d/0x100 [ 74.139210][ T5033] ? _raw_spin_unlock_irq+0x2e/0x50 [ 74.144447][ T5033] ? ptrace_notify+0xf4/0x130 [ 74.149165][ T5033] do_syscall_64+0x38/0xb0 [ 74.153626][ T5033] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 74.160086][ T5033] RIP: 0033:0x7fc97ff008ba [ 74.164526][ T5033] 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 [ 74.184162][ T5033] RSP: 002b:00007fff8901c3e8 EFLAGS: 00000286 ORIG_RAX: 00000000000000a5 [ 74.192618][ T5033] RAX: ffffffffffffffda RBX: 00007fff8901c400 RCX: 00007fc97ff008ba [ 74.200633][ T5033] RDX: 000000002001f740 RSI: 0000000020000180 RDI: 00007fff8901c400 [ 74.208630][ T5033] RBP: 0000000000000004 R08: 00007fff8901c440 R09: 000000000001f76a [ 74.216624][ T5033] R10: 0000000000004010 R11: 0000000000000286 R12: 0000000000004010 [ 74.224704][ T5033] R13: 00007fff8901c440 R14: 0000000000000003 R15: 0000000000200000 [ 74.232711][ T5033] [ 74.235849][ T5033] Kernel Offset: disabled [ 74.240370][ T5033] Rebooting in 86400 seconds..