------------[ cut here ]------------
sk->sk_forward_alloc
WARNING: net/ipv4/af_inet.c:163 at inet_sock_destruct+0x62d/0x740 net/ipv4/af_inet.c:163, CPU#1: ksoftirqd/1/23
Modules linked in:
CPU: 1 UID: 0 PID: 23 Comm: ksoftirqd/1 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:inet_sock_destruct+0x62d/0x740 net/ipv4/af_inet.c:163
Code: 0f 0b 90 e9 58 fe ff ff e8 40 c5 9f f7 90 0f 0b 90 e9 8b fe ff ff e8 32 c5 9f f7 90 0f 0b 90 e9 b1 fe ff ff e8 24 c5 9f 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:ffffc900001d7ae8 EFLAGS: 00010246
RAX: ffffffff8a25e94c RBX: dffffc0000000000 RCX: ffff88801dac0000
RDX: 0000000000000100 RSI: 0000000000000090 RDI: 0000000000000000
RBP: 0000000000000090 R08: ffff8880537d35a7 R09: 1ffff1100a6fa6b4
R10: dffffc0000000000 R11: ffffed100a6fa6b5 R12: ffff8880537d3300
R13: dffffc0000000000 R14: ffff8880537d358c R15: ffffffff8fcac5c0
FS:  0000000000000000(0000) GS:ffff88812555a000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555716ff9e8 CR3: 000000000e54c000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 __sk_destruct+0x85/0x880 net/core/sock.c:2350
 rcu_do_batch kernel/rcu/tree.c:2617 [inline]
 rcu_core+0x7cd/0x1070 kernel/rcu/tree.c:2869
 handle_softirqs+0x22a/0x870 kernel/softirq.c:622
 run_ksoftirqd+0x36/0x60 kernel/softirq.c:1063
 smpboot_thread_fn+0x541/0xa50 kernel/smpboot.c:160
 kthread+0x388/0x470 kernel/kthread.c:436
 ret_from_fork+0x51e/0xb90 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>