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kernel BUG at fs/attr.c:289!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 10254 Comm: syz-executor.5 Tainted: G        W         5.4.147-syzkaller-00011-g0bbc71d87f4d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:notify_change+0xeff/0xf10 fs/attr.c:289
Code: 34 f5 ff e9 71 f6 ff ff 44 89 f9 80 e1 07 fe c1 38 c1 0f 8c 2b fd ff ff 4c 89 ff e8 bb 34 f5 ff e9 1e fd ff ff e8 61 18 c8 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 be 01 00 00 00
RSP: 0018:ffff8881f33d7c38 EFLAGS: 00010283
RAX: ffffffff8198b6ff RBX: 0000000000000001 RCX: 0000000000040000
RDX: ffffc90009b91000 RSI: 00000000000004a0 RDI: 00000000000004a1
RBP: 000000000e4ebc3c R08: ffffffff8198ad7a R09: ffff8881f33d7be8
R10: ffffed103e67af7f R11: 0000000000000000 R12: dffffc0000000000
R13: ffff88819d30f110 R14: ffff8881f33d7e08 R15: 0000000000001847
FS:  00007f638f8f0700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30620004 CR3: 00000001e3647000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
Call Trace:
 incfs_setattr+0x1dc/0x350 fs/incfs/vfs.c:1608
 notify_change+0xb18/0xf10 fs/attr.c:336
 chown_common+0x311/0x560 fs/open.c:652
 do_fchownat+0x114/0x1d0 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/0x1e0 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7f6391b79ae9
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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f638f8f0188 EFLAGS: 00000246 ORIG_RAX: 000000000000005e
RAX: ffffffffffffffda RBX: 00007f6391c8cf60 RCX: 00007f6391b79ae9
RDX: 0000000000000000 RSI: 000000000000ee01 RDI: 00000000200000c0
RBP: 00007f6391bd3f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff03a29a7f R14: 00007f638f8f0300 R15: 0000000000022000
Modules linked in:
---[ end trace 8e8a4c76e0f990b5 ]---
RIP: 0010:notify_change+0xeff/0xf10 fs/attr.c:289
Code: 34 f5 ff e9 71 f6 ff ff 44 89 f9 80 e1 07 fe c1 38 c1 0f 8c 2b fd ff ff 4c 89 ff e8 bb 34 f5 ff e9 1e fd ff ff e8 61 18 c8 ff <0f> 0b 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 be 01 00 00 00
RSP: 0018:ffff8881f33d7c38 EFLAGS: 00010283
RAX: ffffffff8198b6ff RBX: 0000000000000001 RCX: 0000000000040000
RDX: ffffc90009b91000 RSI: 00000000000004a0 RDI: 00000000000004a1
RBP: 000000000e4ebc3c R08: ffffffff8198ad7a R09: ffff8881f33d7be8
R10: ffffed103e67af7f R11: 0000000000000000 R12: dffffc0000000000
R13: ffff88819d30f110 R14: ffff8881f33d7e08 R15: 0000000000001847
FS:  00007f638f8f0700(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f339f35d718 CR3: 00000001e3647000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000600