------------[ cut here ]------------ memcpy: detected field-spanning write (size 171) of single field "ip->i_link" at fs/jfs/namei.c:950 (size 18446744073709551615) WARNING: CPU: 1 PID: 12865 at fs/jfs/namei.c:950 jfs_symlink+0xd0f/0x1120 fs/jfs/namei.c:950 Modules linked in: CPU: 0 PID: 12865 Comm: syz-executor.2 Not tainted 6.1.0-rc1-next-20221020-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 RIP: 0010:jfs_symlink+0xd0f/0x1120 fs/jfs/namei.c:950 Code: ff e8 f5 6d a3 fe 48 c7 c1 ff ff ff ff 4c 89 e6 48 c7 c2 c0 8e 09 8a 48 c7 c7 20 8f 09 8a c6 05 00 69 d3 0a 01 e8 42 81 72 06 <0f> 0b 48 8b 95 b8 fd ff ff 48 b8 00 00 00 00 00 fc ff df 48 c1 ea RSP: 0018:ffffc90015777b90 EFLAGS: 00010282 RAX: 0000000000000000 RBX: ffff8880842d3270 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff81620b08 RDI: fffff52002aeef64 RBP: ffffc90015777e10 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000000 R11: 203a7970636d656d R12: 00000000000000ab R13: ffff8880842d3bb0 R14: ffff8880842d3a30 R15: ffff888016cbe620 FS: 00007fd66df3a700(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f44a01a8000 CR3: 0000000088574000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 00000000000093c6 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: vfs_symlink fs/namei.c:4400 [inline] vfs_symlink+0x365/0x5b0 fs/namei.c:4385 do_symlinkat+0x261/0x2e0 fs/namei.c:4429 __do_sys_symlink fs/namei.c:4451 [inline] __se_sys_symlink fs/namei.c:4449 [inline] __x64_sys_symlink+0x75/0x90 fs/namei.c:4449 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fd66ce8b5a9 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fd66df3a168 EFLAGS: 00000246 ORIG_RAX: 0000000000000058 RAX: ffffffffffffffda RBX: 00007fd66cfabf80 RCX: 00007fd66ce8b5a9 RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000020000040 RBP: 00007fd66cee6580 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcd225681f R14: 00007fd66df3a300 R15: 0000000000022000