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kernel BUG at fs/inode.c:1668!
invalid opcode: 0000 [#1] PREEMPT SMP
CPU: 1 PID: 25469 Comm: syz-executor.0 Not tainted 5.9.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:iput+0x26f/0x2b0 fs/inode.c:1668
Code: e0 ef e9 24 ff ff ff 85 d2 0f 84 1c ff ff ff 48 83 bb 90 01 00 00 00 0f 84 0e ff ff ff a9 00 00 01 00 0f 85 03 ff ff ff eb 9b <0f> 0b c3 a9 b7 08 00 00 75 1c 8b 83 08 02 00 00 85 c0 75 12 48 8b
RSP: 0018:ffffc90002303e78 EFLAGS: 00010202
RAX: 0000000000000000 RBX: ffff88811db0fe00 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffff88811b350100 RDI: ffff88811b350100
RBP: 00000000002e0003 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffffffed39f8 R11: 0000000000005400 R12: ffff88811b350100
R13: ffff88821ba6d560 R14: ffff88810dd36618 R15: 0000000000000000
FS:  00000000032f6940(0000) GS:ffff88812c100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 000000010db0a000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 sock_close+0xf/0x20 net/socket.c:1277
 __fput+0xaa/0x250 fs/file_table.c:281
 task_work_run+0x68/0xb0 kernel/task_work.c:141
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:139 [inline]
 exit_to_user_mode_prepare+0x1e2/0x1f0 kernel/entry/common.c:166
 syscall_exit_to_user_mode+0x59/0x2b0 kernel/entry/common.c:241
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x416f01
Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 1b 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01
RSP: 002b:00007ffdeaaa7050 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000416f01
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000001190358 R09: 0000000000000000
R10: 00007ffdeaaa7130 R11: 0000000000000293 R12: 0000000001190360
R13: 0000000000000000 R14: ffffffffffffffff R15: 000000000118cf4c
Modules linked in:
---[ end trace 6ae586297b8a7f6d ]---
RIP: 0010:iput+0x26f/0x2b0 fs/inode.c:1668
Code: e0 ef e9 24 ff ff ff 85 d2 0f 84 1c ff ff ff 48 83 bb 90 01 00 00 00 0f 84 0e ff ff ff a9 00 00 01 00 0f 85 03 ff ff ff eb 9b <0f> 0b c3 a9 b7 08 00 00 75 1c 8b 83 08 02 00 00 85 c0 75 12 48 8b
RSP: 0018:ffffc90002303e78 EFLAGS: 00010202
RAX: 0000000000000000 RBX: ffff88811db0fe00 RCX: 0000000000000001
RDX: 0000000000000000 RSI: ffff88811b350100 RDI: ffff88811b350100
RBP: 00000000002e0003 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffffffed39f8 R11: 0000000000005400 R12: ffff88811b350100
R13: ffff88821ba6d560 R14: ffff88810dd36618 R15: 0000000000000000
FS:  00000000032f6940(0000) GS:ffff88812c000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000557e06dab4a8 CR3: 000000010db0a000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400