RDX: 0000000000030800 RSI: 00000000000001ff RDI: 0000000020000100 RBP: 00007ffe7192a180 R08: 00000000000000fe R09: 0000000000000000 R10: 00007ffe7192a066 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020000100 R14: 0000000020000040 R15: 0000000000000000 general protection fault, probably for non-canonical address 0xdffffc0000000002: 0000 [#1] PREEMPT SMP KASAN KASAN: null-ptr-deref in range [0x0000000000000010-0x0000000000000017] CPU: 1 PID: 5070 Comm: syz-executor360 Not tainted 6.1.0-syzkaller-13031-g77856d911a8c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 RIP: 0010:is_rec_inuse fs/ntfs3/ntfs.h:313 [inline] RIP: 0010:ni_write_inode+0x196/0x11e0 fs/ntfs3/frecord.c:3232 Code: 49 be 00 00 00 00 00 fc ff df 42 80 3c 30 00 4d 89 ef 74 08 48 89 df e8 88 6c 13 ff 48 8b 1b 48 83 c3 16 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 2d 0e 00 00 0f b7 1b 83 e3 01 31 ff 89 de RSP: 0018:ffffc90003b5f980 EFLAGS: 00010203 RAX: 0000000000000002 RBX: 0000000000000016 RCX: 0000000000000000 RDX: ffff88802a29ba80 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90003b5faa8 R08: ffffffff82ce050c R09: fffffbfff20fb44a R10: fffffbfff20fb44a R11: 1ffffffff20fb449 R12: 1ffff110044f180a R13: ffff888075c3d120 R14: dffffc0000000000 R15: ffff888075c3d120 FS: 0000555556a613c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055b276783418 CR3: 0000000023072000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ntfs_evict_inode+0x62/0xb0 fs/ntfs3/inode.c:1741 evict+0x2a4/0x620 fs/inode.c:664 ntfs_new_inode+0x83/0xf0 fs/ntfs3/fsntfs.c:1660 ntfs_create_inode+0x45e/0x35c0 fs/ntfs3/inode.c:1275 ntfs_mkdir+0x3e/0x60 fs/ntfs3/namei.c:204 vfs_mkdir+0x3b3/0x590 fs/namei.c:4036 do_mkdirat+0x25b/0x530 fs/namei.c:4061 __do_sys_mkdir fs/namei.c:4081 [inline] __se_sys_mkdir fs/namei.c:4079 [inline] __x64_sys_mkdir+0x6a/0x80 fs/namei.c:4079 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+0x63/0xcd RIP: 0033:0x7f5717159ef7 Code: 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe7192a0e8 EFLAGS: 00000286 ORIG_RAX: 0000000000000053 RAX: ffffffffffffffda RBX: 0000555556a61380 RCX: 00007f5717159ef7 RDX: 0000000000030800 RSI: 00000000000001ff RDI: 0000000020000100 RBP: 00007ffe7192a180 R08: 00000000000000fe R09: 0000000000000000 R10: 00007ffe7192a066 R11: 0000000000000286 R12: 00000000ffffffff R13: 0000000020000100 R14: 0000000020000040 R15: 0000000000000000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:is_rec_inuse fs/ntfs3/ntfs.h:313 [inline] RIP: 0010:ni_write_inode+0x196/0x11e0 fs/ntfs3/frecord.c:3232 Code: 49 be 00 00 00 00 00 fc ff df 42 80 3c 30 00 4d 89 ef 74 08 48 89 df e8 88 6c 13 ff 48 8b 1b 48 83 c3 16 48 89 d8 48 c1 e8 03 <42> 8a 04 30 84 c0 0f 85 2d 0e 00 00 0f b7 1b 83 e3 01 31 ff 89 de RSP: 0018:ffffc90003b5f980 EFLAGS: 00010203 RAX: 0000000000000002 RBX: 0000000000000016 RCX: 0000000000000000 RDX: ffff88802a29ba80 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90003b5faa8 R08: ffffffff82ce050c R09: fffffbfff20fb44a R10: fffffbfff20fb44a R11: 1ffffffff20fb449 R12: 1ffff110044f180a R13: ffff888075c3d120 R14: dffffc0000000000 R15: ffff888075c3d120 FS: 0000555556a613c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055b276783418 CR3: 0000000023072000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: 49 be 00 00 00 00 00 movabs $0xdffffc0000000000,%r14 7: fc ff df a: 42 80 3c 30 00 cmpb $0x0,(%rax,%r14,1) f: 4d 89 ef mov %r13,%r15 12: 74 08 je 0x1c 14: 48 89 df mov %rbx,%rdi 17: e8 88 6c 13 ff callq 0xff136ca4 1c: 48 8b 1b mov (%rbx),%rbx 1f: 48 83 c3 16 add $0x16,%rbx 23: 48 89 d8 mov %rbx,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 8a 04 30 mov (%rax,%r14,1),%al <-- trapping instruction 2e: 84 c0 test %al,%al 30: 0f 85 2d 0e 00 00 jne 0xe63 36: 0f b7 1b movzwl (%rbx),%ebx 39: 83 e3 01 and $0x1,%ebx 3c: 31 ff xor %edi,%edi 3e: 89 de mov %ebx,%esi