Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fb861080168 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 RAX: ffffffffffffffda RBX: 00007fb862c2df80 RCX: 00007fb862b0e169 RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c RBP: 00007fb8610801d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffdef7d4a4f R14: 00007fb861080300 R15: 0000000000022000 general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] CPU: 0 PID: 21410 Comm: syz-executor.2 Not tainted 5.15.107-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/30/2023 RIP: 0010:is_rec_inuse fs/ntfs3/ntfs.h:313 [inline] RIP: 0010:ni_write_inode+0x19a/0x1240 fs/ntfs3/frecord.c:3192 Code: c1 e8 03 49 bf 00 00 00 00 00 fc ff df 42 80 3c 38 00 74 08 48 89 df e8 34 42 23 ff 48 8b 1b 48 83 c3 16 48 89 d8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 0f 85 2d 0e 00 00 48 8b 44 24 08 48 05 b0 fd RSP: 0018:ffffc900045a7980 EFLAGS: 00010203 RAX: 0000000000000002 RBX: 0000000000000016 RCX: 1ffff920008b4eac RDX: ffff8880369a8000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc900045a7aa8 R08: ffffffff82a5cf40 R09: fffffbfff1f76e3c R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100fd8840a R13: ffff88807ec42050 R14: 0000000000000000 R15: dffffc0000000000 FS: 00007fb861080700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2db26000 CR3: 0000000072990000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ntfs_evict_inode+0x63/0xb0 fs/ntfs3/inode.c:1775 evict+0x2a4/0x620 fs/inode.c:587 ntfs_new_inode+0x83/0xf0 fs/ntfs3/fsntfs.c:1689 ntfs_create_inode+0x4bd/0x38e0 fs/ntfs3/inode.c:1297 ntfs_mkdir+0x3e/0x60 fs/ntfs3/namei.c:204 vfs_mkdir+0x419/0x640 fs/namei.c:3994 do_mkdirat+0x260/0x520 fs/namei.c:4019 __do_sys_mkdirat fs/namei.c:4034 [inline] __se_sys_mkdirat fs/namei.c:4032 [inline] __x64_sys_mkdirat+0x85/0x90 fs/namei.c:4032 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7fb862b0e169 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fb861080168 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 RAX: ffffffffffffffda RBX: 00007fb862c2df80 RCX: 00007fb862b0e169 RDX: 0000000000000000 RSI: 0000000020000080 RDI: ffffffffffffff9c RBP: 00007fb8610801d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffdef7d4a4f R14: 00007fb861080300 R15: 0000000000022000 Modules linked in: ---[ end trace c814afc093b2f86d ]--- RIP: 0010:is_rec_inuse fs/ntfs3/ntfs.h:313 [inline] RIP: 0010:ni_write_inode+0x19a/0x1240 fs/ntfs3/frecord.c:3192 Code: c1 e8 03 49 bf 00 00 00 00 00 fc ff df 42 80 3c 38 00 74 08 48 89 df e8 34 42 23 ff 48 8b 1b 48 83 c3 16 48 89 d8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 0f 85 2d 0e 00 00 48 8b 44 24 08 48 05 b0 fd RSP: 0018:ffffc900045a7980 EFLAGS: 00010203 RAX: 0000000000000002 RBX: 0000000000000016 RCX: 1ffff920008b4eac RDX: ffff8880369a8000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc900045a7aa8 R08: ffffffff82a5cf40 R09: fffffbfff1f76e3c R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100fd8840a R13: ffff88807ec42050 R14: 0000000000000000 R15: dffffc0000000000 FS: 00007fb861080700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2db26000 CR3: 0000000072990000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 28 00 sub %al,(%rax) 2: 00 00 add %al,(%rax) 4: 75 05 jne 0xb 6: 48 83 c4 28 add $0x28,%rsp a: c3 retq b: e8 f1 19 00 00 callq 0x1a01 10: 90 nop 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall * 2a: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 retq 33: 48 c7 c1 b8 ff ff ff mov $0xffffffffffffffb8,%rcx 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W