syz.7.985: attempt to access beyond end of device loop7: rw=2049, sector=268435468, nr_sectors = 2 limit=64 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 15832 at fs/inode.c:474 inc_nlink+0x122/0x150 fs/inode.c:474 Modules linked in: CPU: 1 UID: 0 PID: 15832 Comm: syz.7.985 Tainted: G W 6.17.0-rc1-syzkaller-00224-g8d561baae505 #0 PREEMPT_{RT,(full)} Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:inc_nlink+0x122/0x150 fs/inode.c:474 Code: ec ff e9 3a ff ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 4c ff ff ff 48 89 df e8 e9 89 ec ff e9 3f ff ff ff e8 ef 56 8d ff 90 <0f> 0b 90 eb 80 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 50 ff ff ff RSP: 0018:ffffc900052d7d40 EFLAGS: 00010287 RAX: ffffffff82310451 RBX: ffff88805c1b3aa8 RCX: 0000000000080000 RDX: ffffc900152b1000 RSI: 0000000000000dec RDI: 0000000000000ded RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: fffffbfff1e3a787 R12: dffffc0000000000 R13: 1ffff1100b836755 R14: ffff88805c1b3a60 R15: ffff88805c1b3b70 FS: 00007feb1b0e66c0(0000) GS:ffff8881269c5000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000069c36000 CR4: 00000000003526f0 Call Trace: inode_inc_link_count include/linux/fs.h:2639 [inline] minix_mkdir+0x44/0x120 fs/minix/namei.c:117 vfs_mkdir+0x306/0x510 fs/namei.c:4366 do_mkdirat+0x247/0x590 fs/namei.c:4399 __do_sys_mkdirat fs/namei.c:4416 [inline] __se_sys_mkdirat fs/namei.c:4414 [inline] __x64_sys_mkdirat+0x87/0xa0 fs/namei.c:4414 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7feb1ce7d457 Code: 73 01 c3 48 c7 c1 a8 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 02 01 00 00 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:00007feb1b0e5e68 EFLAGS: 00000246 ORIG_RAX: 0000000000000102 RAX: ffffffffffffffda RBX: 00007feb1b0e5ef0 RCX: 00007feb1ce7d457 RDX: 00000000000001ff RSI: 0000200000000280 RDI: 00000000ffffff9c RBP: 00002000000002c0 R08: 00002000000007c0 R09: 0000000000000000 R10: 00002000000002c0 R11: 0000000000000246 R12: 0000200000000280 R13: 00007feb1b0e5eb0 R14: 0000000000000000 R15: 0000000000000000