loop2: detected capacity change from 0 to 4096 ================================================================================ UBSAN: shift-out-of-bounds in fs/ntfs3/super.c:777:25 shift exponent 128 is too large for 32-bit type 'unsigned int' CPU: 2 PID: 24302 Comm: syz-executor.2 Not tainted 6.2.0-syzkaller-02019-g89f5349e0673 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xd1/0x138 lib/dump_stack.c:106 ubsan_epilogue+0xa/0x31 lib/ubsan.c:151 __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x187 lib/ubsan.c:321 ntfs_init_from_boot fs/ntfs3/super.c:777 [inline] ntfs_fill_super.cold+0x5b/0x4f1 fs/ntfs3/super.c:970 get_tree_bdev+0x444/0x760 fs/super.c:1294 vfs_get_tree+0x8d/0x2f0 fs/super.c:1501 do_new_mount fs/namespace.c:3031 [inline] path_mount+0x132a/0x1e20 fs/namespace.c:3361 do_mount fs/namespace.c:3374 [inline] __do_sys_mount fs/namespace.c:3583 [inline] __se_sys_mount fs/namespace.c:3560 [inline] __ia32_sys_mount+0x282/0x300 fs/namespace.c:3560 do_syscall_32_irqs_on arch/x86/entry/common.c:112 [inline] __do_fast_syscall_32+0x65/0xf0 arch/x86/entry/common.c:178 do_fast_syscall_32+0x33/0x70 arch/x86/entry/common.c:203 entry_SYSENTER_compat_after_hwframe+0x70/0x82 RIP: 0023:0xf7f32549 Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 RSP: 002b:00000000f7f2d410 EFLAGS: 00000296 ORIG_RAX: 0000000000000015 RAX: ffffffffffffffda RBX: 00000000f7f2d480 RCX: 0000000020000380 RDX: 000000002001f740 RSI: 0000000000000003 RDI: 00000000f7f2d4c0 RBP: 00000000f7f2d4c0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000292 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 ================================================================================ ---------------- Code disassembly (best guess): 0: 03 74 c0 01 add 0x1(%rax,%rax,8),%esi 4: 10 05 03 74 b8 01 adc %al,0x1b87403(%rip) # 0x1b8740d a: 10 06 adc %al,(%rsi) c: 03 74 b4 01 add 0x1(%rsp,%rsi,4),%esi 10: 10 07 adc %al,(%rdi) 12: 03 74 b0 01 add 0x1(%rax,%rsi,4),%esi 16: 10 08 adc %cl,(%rax) 18: 03 74 d8 01 add 0x1(%rax,%rbx,8),%esi 1c: 00 00 add %al,(%rax) 1e: 00 00 add %al,(%rax) 20: 00 51 52 add %dl,0x52(%rcx) 23: 55 push %rbp 24: 89 e5 mov %esp,%ebp 26: 0f 34 sysenter 28: cd 80 int $0x80 * 2a: 5d pop %rbp <-- trapping instruction 2b: 5a pop %rdx 2c: 59 pop %rcx 2d: c3 retq 2e: 90 nop 2f: 90 nop 30: 90 nop 31: 90 nop 32: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi 39: 8d b4 26 00 00 00 00 lea 0x0(%rsi,%riz,1),%esi