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kernel BUG at fs/attr.c:289!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 9744 Comm: syz-executor.4 Not tainted 5.4.190-syzkaller-00031-g8bb187386eea #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:notify_change+0xda2/0xdb0 fs/attr.c:289
Code: f5 ff e9 a3 fb ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c e3 f7 ff ff 4c 89 e7 e8 88 36 f5 ff e9 d6 f7 ff ff e8 7e cb c8 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 90 55 41 57 41 56 41 55 41
RSP: 0018:ffff8881e7187c68 EFLAGS: 00010287
RAX: ffffffff81976f42 RBX: 0000000000001847 RCX: 0000000000040000
RDX: ffffc90003b61000 RSI: 000000000000028d RDI: 000000000000028e
RBP: 0000000000000001 R08: ffffffff81976745 R09: ffff8881e7187c18
R10: ffffed103ce30f85 R11: 1ffff1103ce30f83 R12: ffff8881e7187e00
R13: ffff8881e6494dd0 R14: ffff8881b410cb30 R15: dffffc0000000000
FS:  00007ff0b3ab3700(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f92cc71d000 CR3: 00000001e945d000 CR4: 00000000003406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 incfs_setattr+0x1fa/0x360 fs/incfs/vfs.c:1611
 notify_change+0xb19/0xdb0 fs/attr.c:336
 chown_common+0x311/0x560 fs/open.c:652
 do_fchownat+0x124/0x1e0 fs/open.c:682
 __do_sys_lchown fs/open.c:707 [inline]
 __se_sys_lchown fs/open.c:705 [inline]
 __x64_sys_lchown+0x81/0x90 fs/open.c:705
 do_syscall_64+0xcb/0x1c0 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7ff0b493d109
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:00007ff0b3ab3168 EFLAGS: 00000246 ORIG_RAX: 000000000000005e
RAX: ffffffffffffffda RBX: 00007ff0b4a4ff60 RCX: 00007ff0b493d109
RDX: 0000000000000000 RSI: 000000000000ee00 RDI: 0000000020000100
RBP: 00007ff0b499708d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff092a995f R14: 00007ff0b3ab3300 R15: 0000000000022000
Modules linked in:
---[ end trace d6632ec81e58eec9 ]---
RIP: 0010:notify_change+0xda2/0xdb0 fs/attr.c:289
Code: f5 ff e9 a3 fb ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c e3 f7 ff ff 4c 89 e7 e8 88 36 f5 ff e9 d6 f7 ff ff e8 7e cb c8 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 90 55 41 57 41 56 41 55 41
RSP: 0018:ffff8881e7187c68 EFLAGS: 00010287
RAX: ffffffff81976f42 RBX: 0000000000001847 RCX: 0000000000040000
RDX: ffffc90003b61000 RSI: 000000000000028d RDI: 000000000000028e
RBP: 0000000000000001 R08: ffffffff81976745 R09: ffff8881e7187c18
R10: ffffed103ce30f85 R11: 1ffff1103ce30f83 R12: ffff8881e7187e00
R13: ffff8881e6494dd0 R14: ffff8881b410cb30 R15: dffffc0000000000
FS:  00007ff0b3ab3700(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2c844d9058 CR3: 00000001e945d000 CR4: 00000000003406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400