------------[ cut here ]------------
kernel BUG at fs/attr.c:289!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 15051 Comm: syz-executor.3 Not tainted 5.10.110-syzkaller-01300-ge08dd85cc95e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:notify_change+0xe02/0xe10 fs/attr.c:289
Code: f0 ff e9 83 fb ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 82 f7 ff ff 4c 89 e7 e8 a8 97 f0 ff e9 75 f7 ff ff e8 8e d3 b6 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 90 55 48 89 e5 41 57 41 56
RSP: 0018:ffffc9000628fb48 EFLAGS: 00010283
RAX: ffffffff81b5db92 RBX: 0000000000001843 RCX: 0000000000040000
RDX: ffffc900020e3000 RSI: 00000000000006be RDI: 00000000000006bf
RBP: ffffc9000628fbc8 R08: ffffffff81b5d33d R09: ffffc9000628fac0
R10: fffff52000c51f5a R11: 1ffff92000c51f58 R12: ffffc9000628fd60
R13: 0000000000000001 R14: ffff8881518a1660 R15: dffffc0000000000
FS:  00007fe32eb06700(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b33122000 CR3: 0000000114f37000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 incfs_setattr+0x229/0x3a0 fs/incfs/vfs.c:1609
 notify_change+0xb76/0xe10 fs/attr.c:336
 chown_common+0x3a1/0x660 fs/open.c:675
 do_fchownat+0x175/0x250 fs/open.c:705
 __do_sys_lchown fs/open.c:730 [inline]
 __se_sys_lchown fs/open.c:728 [inline]
 __x64_sys_lchown+0x85/0x90 fs/open.c:728
 do_syscall_64+0x34/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fe32f9900e9
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:00007fe32eb06168 EFLAGS: 00000246 ORIG_RAX: 000000000000005e
RAX: ffffffffffffffda RBX: 00007fe32faa2f60 RCX: 00007fe32f9900e9
RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 00000000200002c0
RBP: 00007fe32f9ea08d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd4b1d07bf R14: 00007fe32eb06300 R15: 0000000000022000
Modules linked in:
---[ end trace 84048b51e9891f87 ]---
RIP: 0010:notify_change+0xe02/0xe10 fs/attr.c:289
Code: f0 ff e9 83 fb ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 82 f7 ff ff 4c 89 e7 e8 a8 97 f0 ff e9 75 f7 ff ff e8 8e d3 b6 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 90 55 48 89 e5 41 57 41 56
RSP: 0018:ffffc9000628fb48 EFLAGS: 00010283
RAX: ffffffff81b5db92 RBX: 0000000000001843 RCX: 0000000000040000
RDX: ffffc900020e3000 RSI: 00000000000006be RDI: 00000000000006bf
RBP: ffffc9000628fbc8 R08: ffffffff81b5d33d R09: ffffc9000628fac0
R10: fffff52000c51f5a R11: 1ffff92000c51f58 R12: ffffc9000628fd60
R13: 0000000000000001 R14: ffff8881518a1660 R15: dffffc0000000000
FS:  00007fe32eb06700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fae47b12058 CR3: 0000000114f37000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400