loop0: detected capacity change from 0 to 4096 ======================================================= WARNING: The mand mount option has been deprecated and and is ignored by this kernel. Remove the mand option from the mount to silence this warning. ======================================================= ntfs3(loop0): ino=3, Correct links count -> 2. ntfs3(loop0): ino=1a, mi_enum_attr ntfs3(loop0): Mark volume as dirty due to NTFS errors fuse: Unknown parameter 'group_io' ntfs3(loop0): MFT: r=20, expect seq=0 instead of 1! ntfs3(loop0): ino=22, "file0" ntfs_rename Oops: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] SMP KASAN NOPTI KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007] CPU: 0 UID: 0 PID: 5328 Comm: syz.0.0 Not tainted 6.15.0-rc1-syzkaller-00333-g5aaaedb0cb54 #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:pick_link+0x538/0xdc0 fs/namei.c:1939 Code: c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 70 7f e9 ff 48 8b 2b 48 85 ed 0f 84 92 00 00 00 e8 1f 46 7f ff 48 89 e8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 0f 85 f7 05 00 00 0f b6 5d 00 bf 2f 00 00 00 RSP: 0018:ffffc9000d377738 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff88804477fc28 RCX: 0000000000100000 RDX: ffffc9000e242000 RSI: 000000000000014a RDI: 000000000000014b RBP: 0000000000000002 R08: ffffffff82440edb R09: 1ffffffff20bfc0e R10: dffffc0000000000 R11: fffffbfff20bfc0f R12: 1ffff92001a6ef7b R13: ffffc9000d377898 R14: 1ffff92001a6ef13 R15: dffffc0000000000 FS: 00007f1f9a5486c0(0000) GS:ffff88808c593000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1f8e5ff000 CR3: 00000000402ac000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: step_into+0xc5f/0x1000 fs/namei.c:1998 open_last_lookups fs/namei.c:3792 [inline] path_openat+0x1d8a/0x35d0 fs/namei.c:4001 do_filp_open+0x284/0x4e0 fs/namei.c:4031 do_sys_openat2+0x12b/0x1d0 fs/open.c:1429 do_sys_open fs/open.c:1444 [inline] __do_sys_open fs/open.c:1452 [inline] __se_sys_open fs/open.c:1448 [inline] __x64_sys_open+0x226/0x280 fs/open.c:1448 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f1f9978d169 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f1f9a548038 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007f1f999a5fa0 RCX: 00007f1f9978d169 RDX: 0000000000000000 RSI: 0000000000048500 RDI: 0000200000000a80 RBP: 00007f1f9980e990 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f1f999a5fa0 R15: 00007ffd54d6ede8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:pick_link+0x538/0xdc0 fs/namei.c:1939 Code: c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 70 7f e9 ff 48 8b 2b 48 85 ed 0f 84 92 00 00 00 e8 1f 46 7f ff 48 89 e8 48 c1 e8 03 <42> 0f b6 04 38 84 c0 0f 85 f7 05 00 00 0f b6 5d 00 bf 2f 00 00 00 RSP: 0018:ffffc9000d377738 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff88804477fc28 RCX: 0000000000100000 RDX: ffffc9000e242000 RSI: 000000000000014a RDI: 000000000000014b RBP: 0000000000000002 R08: ffffffff82440edb R09: 1ffffffff20bfc0e R10: dffffc0000000000 R11: fffffbfff20bfc0f R12: 1ffff92001a6ef7b R13: ffffc9000d377898 R14: 1ffff92001a6ef13 R15: dffffc0000000000 FS: 00007f1f9a5486c0(0000) GS:ffff88808c593000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f1f8e5ff000 CR3: 00000000402ac000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess): 0: c1 e8 03 shr $0x3,%eax 3: 42 80 3c 38 00 cmpb $0x0,(%rax,%r15,1) 8: 74 08 je 0x12 a: 48 89 df mov %rbx,%rdi d: e8 70 7f e9 ff call 0xffe97f82 12: 48 8b 2b mov (%rbx),%rbp 15: 48 85 ed test %rbp,%rbp 18: 0f 84 92 00 00 00 je 0xb0 1e: e8 1f 46 7f ff call 0xff7f4642 23: 48 89 e8 mov %rbp,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 0f b6 04 38 movzbl (%rax,%r15,1),%eax <-- trapping instruction 2f: 84 c0 test %al,%al 31: 0f 85 f7 05 00 00 jne 0x62e 37: 0f b6 5d 00 movzbl 0x0(%rbp),%ebx 3b: bf 2f 00 00 00 mov $0x2f,%edi