------------[ cut here ]------------
sk->sk_forward_alloc
WARNING: net/ipv4/af_inet.c:162 at inet_sock_destruct+0x62d/0x740, CPU#1: dhcpcd-run-hook/14913
Modules linked in:
CPU: 1 UID: 0 PID: 14913 Comm: dhcpcd-run-hook Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:inet_sock_destruct+0x62d/0x740
Code: 0f 0b 90 e9 58 fe ff ff e8 10 4f 9f f7 90 0f 0b 90 e9 8b fe ff ff e8 02 4f 9f f7 90 0f 0b 90 e9 b1 fe ff ff e8 f4 4e 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: 0018:ffffc90000a08d20 EFLAGS: 00010246
RAX: ffffffff8a26696c RBX: dffffc0000000000 RCX: ffff888111fdbb80
RDX: 0000000000000100 RSI: 0000000000000f70 RDI: 0000000000000000
RBP: 0000000000000f70 R08: ffff8881a791b5a7 R09: 1ffff11034f236b4
R10: dffffc0000000000 R11: ffffed1034f236b5 R12: ffff8881a791b300
R13: ffff8881a791b808 R14: ffff8881a791b58c R15: ffffffff8fea8ec0
FS:  0000000000000000(0000) GS:ffff8882a9299000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f23f89b5020 CR3: 00000001bd9d6000 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:unwind_next_frame+0xd12/0x2550
Code: 16 00 00 48 89 d8 48 c1 e8 03 0f b6 04 28 84 c0 0f 85 d9 16 00 00 48 0f bf 02 49 01 c4 48 8d 5e 01 48 8b 44 24 48 0f b6 04 28 <84> c0 0f 85 40 12 00 00 49 89 df 49 c1 ef 03 41 0f b6 04 2f 84 c0
RSP: 0018:ffffc9000a3673f8 EFLAGS: 00000286
RAX: 0000000000000000 RBX: ffffffff90d44585 RCX: ffffffff90534c98
RDX: ffffffff90d44580 RSI: ffffffff90d44584 RDI: ffffffff8c28cb00
RBP: dffffc0000000000 R08: 0000000000000001 R09: ffffffff8e95cce0
R10: ffffc9000a367518 R11: ffffffff81b0e2a0 R12: ffffc9000a367bc0
R13: 1ffff9200146ce99 R14: ffffc9000a3674c8 R15: ffffc9000a367500
 arch_stack_walk+0x11b/0x150
 stack_trace_save+0xa9/0x100
 kasan_save_track+0x3e/0x80
 __kasan_slab_alloc+0x6c/0x80
 kmem_cache_alloc_noprof+0x2bc/0x650
 security_file_alloc+0x34/0x310
 init_file+0x90/0x2b0
 alloc_empty_file+0x74/0x1d0
 path_openat+0x10f/0x3860
 do_file_open+0x23e/0x4a0
 do_sys_openat2+0x113/0x200
 __x64_sys_openat+0x138/0x170
 do_syscall_64+0x174/0x580
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f23f89d2a46
Code: 10 00 00 00 44 8b 54 24 e0 48 89 44 24 c0 48 8d 44 24 d0 48 89 44 24 c8 44 89 c2 4c 89 ce bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 76 0c f7 d8 89 05 0a 48 01 00 48 83 c8 ff c3 31
RSP: 002b:00007fff7f8631e8 EFLAGS: 00000287 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007fff7f863448 RCX: 00007f23f89d2a46
RDX: 0000000000080000 RSI: 00007fff7f863260 RDI: 00000000ffffff9c
RBP: 00007fff7f863250 R08: 0000000000080000 R09: 00007fff7f863260
R10: 0000000000000000 R11: 0000000000000287 R12: 00007fff7f863260
R13: 0000000000000003 R14: 00007fff7f86342f R15: 00000000ffffffff
 </TASK>
