------------[ cut here ]------------
sk->sk_forward_alloc
WARNING: net/ipv4/af_inet.c:163 at inet_sock_destruct+0x653/0x800 net/ipv4/af_inet.c:163, CPU#3: syz.3.302/7014
Modules linked in:
CPU: 3 UID: 0 PID: 7014 Comm: syz.3.302 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:inet_sock_destruct+0x653/0x800 net/ipv4/af_inet.c:163
Code: e3 4e ff e9 06 fd ff ff e8 ba 62 ff f7 90 0f 0b 90 e9 35 fe ff ff e8 ac 62 ff f7 90 0f 0b 90 e9 c5 fe ff ff e8 9e 62 ff f7 90 <0f> 0b 90 e9 04 ff ff ff e8 90 62 ff f7 90 0f 0b 90 e9 65 fe ff ff
RSP: 0018:ffffc900006f8d98 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff888030c35500 RCX: ffffffff8a099427
RDX: ffff88802d10c980 RSI: ffffffff8a099522 RDI: ffff88802d10c980
RBP: 0000000000000f70 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000f70 R11: 0000000000000000 R12: ffff888030c35500
R13: ffff888030c35590 R14: ffffffff81eebbdd R15: 0000000000000008
FS:  00007fa6279dc6c0(0000) GS:ffff8880d663e000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa627999ff8 CR3: 00000000399c5000 CR4: 0000000000352ef0
Call Trace:
 <IRQ>
 __sk_destruct+0x85/0xbb0 net/core/sock.c:2350
 rcu_do_batch kernel/rcu/tree.c:2617 [inline]
 rcu_core+0x5a2/0x10d0 kernel/rcu/tree.c:2869
 handle_softirqs+0x1eb/0x9e0 kernel/softirq.c:622
 __do_softirq kernel/softirq.c:656 [inline]
 invoke_softirq kernel/softirq.c:496 [inline]
 __irq_exit_rcu+0xef/0x150 kernel/softirq.c:723
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:739
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1056 [inline]
 sysvec_apic_timer_interrupt+0xa3/0xc0 arch/x86/kernel/apic/apic.c:1056
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:697
RIP: 0010:lock_release+0x19e/0x320 kernel/locking/lockdep.c:5893
Code: ff 65 0f c1 05 4b 57 29 12 83 f8 01 0f 85 3d 01 00 00 9c 58 f6 c4 02 0f 85 28 01 00 00 41 f7 c6 00 02 00 00 0f 85 de 00 00 00 <48> 8b 44 24 10 65 48 2b 05 9d 0f 29 12 0f 85 63 01 00 00 48 83 c4
RSP: 0018:ffffc9000671ef30 EFLAGS: 00000206
RAX: 0000000000000046 RBX: ffffffff8e7e7920 RCX: ffffc9000671ef3c
RDX: 0000000000000000 RSI: ffffffff8de530be RDI: ffffffff8c1b14a0
RBP: ffffffff81b822fe R08: 0000000000000001 R09: 0000000000000007
R10: 0000000000000200 R11: 0000000000011d01 R12: ffff88802d10c980
R13: ffffc9000671efe8 R14: 0000000000000202 R15: 0000000000000001
 rcu_lock_release include/linux/rcupdate.h:322 [inline]
 rcu_read_unlock include/linux/rcupdate.h:881 [inline]
 class_rcu_destructor include/linux/rcupdate.h:1193 [inline]
 unwind_next_frame+0x3c3/0x1ea0 arch/x86/kernel/unwind_orc.c:495
 arch_stack_walk+0x94/0xf0 arch/x86/kernel/stacktrace.c:25
 stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
 save_stack+0x162/0x1e0 mm/page_owner.c:165
 __set_page_owner+0x8c/0x540 mm/page_owner.c:341
 set_page_owner include/linux/page_owner.h:32 [inline]
 post_alloc_hook+0x153/0x170 mm/page_alloc.c:1889
 prep_new_page mm/page_alloc.c:1897 [inline]
 get_page_from_freelist+0x111d/0x3140 mm/page_alloc.c:3962
 __alloc_frozen_pages_noprof+0x27c/0x2ba0 mm/page_alloc.c:5250
 __alloc_pages_noprof mm/page_alloc.c:5284 [inline]
 alloc_pages_bulk_noprof+0x782/0x1490 mm/page_alloc.c:5204
 ___alloc_pages_bulk mm/kasan/shadow.c:345 [inline]
 __kasan_populate_vmalloc_do mm/kasan/shadow.c:370 [inline]
 __kasan_populate_vmalloc+0xf0/0x210 mm/kasan/shadow.c:424
 kasan_populate_vmalloc include/linux/kasan.h:580 [inline]
 alloc_vmap_area+0x95d/0x2bd0 mm/vmalloc.c:2129
 __get_vm_area_node+0x1ca/0x330 mm/vmalloc.c:3232
 get_vm_area+0x73/0xa0 mm/vmalloc.c:3274
 arena_map_alloc+0x29d/0x850 kernel/bpf/arena.c:206
 map_create+0x84e/0x2ba0 kernel/bpf/syscall.c:1507
 __sys_bpf+0x2091/0x4b90 kernel/bpf/syscall.c:6210
 __do_sys_bpf kernel/bpf/syscall.c:6341 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:6339 [inline]
 __x64_sys_bpf+0x7b/0xc0 kernel/bpf/syscall.c:6339
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x106/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa626b9c799
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fa6279dc028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fa626e15fa0 RCX: 00007fa626b9c799
RDX: 0000000000000048 RSI: 0000200000003940 RDI: 0000000000000000
RBP: 00007fa626c32c99 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fa626e16038 R14: 00007fa626e15fa0 R15: 00007ffc2aab6ca8
 </TASK>
----------------
Code disassembly (best guess):
   0:	ff 65 0f             	jmp    *0xf(%rbp)
   3:	c1 05 4b 57 29 12 83 	roll   $0x83,0x1229574b(%rip)        # 0x12295755
   a:	f8                   	clc
   b:	01 0f                	add    %ecx,(%rdi)
   d:	85 3d 01 00 00 9c    	test   %edi,-0x63ffffff(%rip)        # 0x9c000014
  13:	58                   	pop    %rax
  14:	f6 c4 02             	test   $0x2,%ah
  17:	0f 85 28 01 00 00    	jne    0x145
  1d:	41 f7 c6 00 02 00 00 	test   $0x200,%r14d
  24:	0f 85 de 00 00 00    	jne    0x108
* 2a:	48 8b 44 24 10       	mov    0x10(%rsp),%rax <-- trapping instruction
  2f:	65 48 2b 05 9d 0f 29 	sub    %gs:0x12290f9d(%rip),%rax        # 0x12290fd4
  36:	12
  37:	0f 85 63 01 00 00    	jne    0x1a0
  3d:	48                   	rex.W
  3e:	83                   	.byte 0x83
  3f:	c4                   	.byte 0xc4