------------[ cut here ]------------
sk->sk_forward_alloc
WARNING: net/ipv4/af_inet.c:162 at inet_sock_destruct+0x62d/0x740, CPU#1: kworker/1:11/7225
Modules linked in:
CPU: 1 UID: 0 PID: 7225 Comm: kworker/1:11 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Workqueue: events iterate_cleanup_work
RIP: 0010:inet_sock_destruct+0x62d/0x740
Code: 0f 0b 90 e9 58 fe ff ff e8 a0 89 9e f7 90 0f 0b 90 e9 8b fe ff ff e8 92 89 9e f7 90 0f 0b 90 e9 b1 fe ff ff e8 84 89 9e f7 90 <0f> 0b 90 e9 d7 fe ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 95 fc
RSP: 0000:ffffc90000a08d20 EFLAGS: 00010246
RAX: ffffffff8a2735ec RBX: dffffc0000000000 RCX: ffff88816d859d80
RDX: 0000000000000100 RSI: 0000000000000f70 RDI: 0000000000000000
RBP: 0000000000000f70 R08: ffff888025de4f27 R09: 1ffff11004bbc9e4
R10: dffffc0000000000 R11: ffffed1004bbc9e5 R12: ffff888025de4c80
R13: ffff888025de5188 R14: ffff888025de4f0c R15: ffffffff8feaea80
FS:  0000000000000000(0000) GS:ffff8882a928f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fbe07588180 CR3: 0000000036b9c000 CR4: 00000000000006f0
Call Trace:
 <IRQ>
 __sk_destruct+0x8d/0x9d0
 rcu_core+0x7cd/0x1070
 handle_softirqs+0x22a/0x840
 __irq_exit_rcu+0xca/0x220
 irq_exit_rcu+0x9/0x30
 sysvec_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:__sanitizer_cov_trace_pc+0x36/0x70
Code: 88 50 73 11 65 8b 15 a9 50 73 11 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 cc 16 00 00 00 74 2c 8b 91 a8 16 00 00 <83> fa 02 75 21 48 8b 91 b0 16 00 00 48 8b 32 48 8d 7e 01 8b 89 ac
RSP: 0000:ffffc90003ebf988 EFLAGS: 00000246
RAX: ffffffff89cb5dbb RBX: ffffc90003ebfa40 RCX: ffff88816d859d80
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000001 R08: ffffffff9030aff7 R09: 1ffffffff20615fe
R10: dffffc0000000000 R11: fffffbfff20615ff R12: 00000000000178d4
R13: ffff88810febc698 R14: dffffc0000000000 R15: 1ffff920007d7f48
 nf_ct_iterate_cleanup+0x4cb/0x520
 iterate_cleanup_work+0xe8/0x1a0
 process_scheduled_works+0xb5d/0x1860
 worker_thread+0xa53/0xfc0
 kthread+0x388/0x470
 ret_from_fork+0x514/0xb70
 ret_from_fork_asm+0x1a/0x30
 </TASK>
