------------[ cut here ]------------
WARNING: CPU: 2 PID: 5263 at net/ipv4/af_inet.c:154 inet_sock_destruct+0x6df/0x8a0 net/ipv4/af_inet.c:154
Modules linked in:
CPU: 2 PID: 5263 Comm: syz-fuzzer Not tainted 6.3.0-rc5-syzkaller-00153-gaa318c48808c #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014
RIP: 0010:inet_sock_destruct+0x6df/0x8a0 net/ipv4/af_inet.c:154
Code: ff e8 e5 87 ec f8 0f 0b e9 07 fe ff ff e8 d9 87 ec f8 0f 0b e9 3f fe ff ff e8 cd 87 ec f8 0f 0b e9 95 fd ff ff e8 c1 87 ec f8 <0f> 0b e9 9f fe ff ff e8 15 a8 3c f9 e9 7a fc ff ff 4c 89 e7 e8 48
RSP: 0000:ffffc90002de7b90 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00000000ffff9000 RCX: 0000000000000100
RDX: ffff88807529a180 RSI: ffffffff889570af RDI: 0000000000000005
RBP: ffff88802c660340 R08: 0000000000000005 R09: 0000000000000000
R10: 00000000ffff9000 R11: 000000000000002f R12: ffff88802c660368
R13: ffff88802c6605b4 R14: ffff88802c6603c0 R15: 0000000000000001
FS:  000000c00aed8890(0000) GS:ffff88802cb00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000c019b98000 CR3: 000000001f57b000 CR4: 0000000000150ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __sk_destruct+0x4d/0x770 net/core/sock.c:2135
 sk_destruct net/core/sock.c:2183 [inline]
 __sk_free+0x175/0x460 net/core/sock.c:2194
 sk_free+0x7c/0xa0 net/core/sock.c:2205
 sock_put include/net/sock.h:1968 [inline]
 tcp_write_timer+0x24b/0x2b0 net/ipv4/tcp_timer.c:644
 call_timer_fn+0x1a0/0x580 kernel/time/timer.c:1700
 expire_timers+0x29b/0x4b0 kernel/time/timer.c:1751
 __run_timers kernel/time/timer.c:2022 [inline]
 __run_timers kernel/time/timer.c:1995 [inline]
 run_timer_softirq+0x326/0x910 kernel/time/timer.c:2035
 __do_softirq+0x1d4/0x905 kernel/softirq.c:571
 invoke_softirq kernel/softirq.c:445 [inline]
 __irq_exit_rcu+0x114/0x190 kernel/softirq.c:650
 irq_exit_rcu+0x9/0x20 kernel/softirq.c:662
 sysvec_apic_timer_interrupt+0x49/0xc0 arch/x86/kernel/apic/apic.c:1107
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0033:0x46a3b9
Code: fe 7f 44 1f 80 c5 f8 77 c3 80 3d 04 6d a9 01 01 75 0d c5 f9 ef c0 48 81 fb 00 00 00 02 73 13 48 89 d9 48 c1 e9 03 48 83 e3 07 <f3> 48 ab e9 65 fe ff ff c5 fe 7f 07 48 89 fe 48 83 c7 20 48 83 e7
RSP: 002b:000000c00586b6d8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 000000000000e000
RDX: 000000c019b66000 RSI: 0000000000000000 RDI: 000000c019b98000
RBP: 000000c00586b738 R08: 0000000000000051 R09: 000000c019b66000
R10: 0000000000000e03 R11: 0000000000000050 R12: 0000000000000051
R13: 0000000000000003 R14: 000000c000517a00 R15: 00000000010e0f20
 </TASK>