BUG: please report to dccp@vger.kernel.org => prev = 0, last = 0 at net/dccp/ccids/lib/packet_history.c:414/tfrc_rx_hist_sample_rtt()
CPU: 0 PID: 21033 Comm: syz-executor.5 Not tainted 6.7.0-syzkaller-04676-ge327b2372bc0 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x125/0x1b0 lib/dump_stack.c:106
 tfrc_rx_hist_sample_rtt+0x3dd/0x4a0 net/dccp/ccids/lib/packet_history.c:414
 ccid3_hc_rx_packet_recv+0x443/0xf50 net/dccp/ccids/ccid3.c:760
 ccid_hc_rx_packet_recv net/dccp/ccid.h:182 [inline]
 dccp_deliver_input_to_ccids+0xe3/0x260 net/dccp/input.c:176
 dccp_rcv_established net/dccp/input.c:374 [inline]
 dccp_rcv_established+0x106/0x160 net/dccp/input.c:364
 dccp_v4_do_rcv+0x169/0x1b0 net/dccp/ipv4.c:675
 sk_backlog_rcv include/net/sock.h:1092 [inline]
 __sk_receive_skb+0x2af/0x840 net/core/sock.c:567
 dccp_v4_rcv+0x128a/0x1980 net/dccp/ipv4.c:898
 ip_protocol_deliver_rcu+0x9f/0x480 net/ipv4/ip_input.c:205
 ip_local_deliver_finish+0x2e4/0x510 net/ipv4/ip_input.c:233
 NF_HOOK include/linux/netfilter.h:314 [inline]
 NF_HOOK include/linux/netfilter.h:308 [inline]
 ip_local_deliver+0x18e/0x1f0 net/ipv4/ip_input.c:254
 dst_input include/net/dst.h:461 [inline]
 ip_rcv_finish+0x1b8/0x2e0 net/ipv4/ip_input.c:449
 NF_HOOK include/linux/netfilter.h:314 [inline]
 NF_HOOK include/linux/netfilter.h:308 [inline]
 ip_rcv+0xaf/0xd0 net/ipv4/ip_input.c:569
 __netif_receive_skb_one_core+0x115/0x180 net/core/dev.c:5534
 __netif_receive_skb+0x1f/0x1b0 net/core/dev.c:5648
 process_backlog+0x101/0x6b0 net/core/dev.c:5976
 __napi_poll.constprop.0+0xb4/0x540 net/core/dev.c:6576
 napi_poll net/core/dev.c:6645 [inline]
 net_rx_action+0x956/0xe90 net/core/dev.c:6778
 __do_softirq+0x21a/0x8de kernel/softirq.c:553
 invoke_softirq kernel/softirq.c:427 [inline]
 __irq_exit_rcu kernel/softirq.c:632 [inline]
 irq_exit_rcu+0xb7/0x120 kernel/softirq.c:644
 sysvec_apic_timer_interrupt+0x95/0xb0 arch/x86/kernel/apic/apic.c:1076
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:futex_wake+0x36/0x4d0 kernel/futex/waitwake.c:156
Code: 55 41 54 55 48 89 fd 53 89 f3 48 81 ec c8 00 00 00 48 8d 44 24 28 89 54 24 14 48 c1 e8 03 89 4c 24 10 48 89 44 24 18 48 89 c2 <48> b8 00 00 00 00 00 fc ff df 48 c7 44 24 28 b3 8a b5 41 48 01 d0
RSP: 0018:ffffc90015f97c98 EFLAGS: 00000a02
RAX: 1ffff92002bf2f98 RBX: 0000000000000002 RCX: 00000000ffffffff
RDX: 1ffff92002bf2f98 RSI: 0000000000000002 RDI: 00007f2b48babf88
RBP: 00007f2b48babf88 R08: 0000000000000005 R09: 000000000000000d
R10: 0000000000000001 R11: 0000000000000000 R12: 1ffff92002bf2fb5
R13: 00007f2b48babf88 R14: 00000000ffffffff R15: 0000000000000000
 do_futex+0x1e1/0x350 kernel/futex/syscalls.c:107
 __do_sys_futex kernel/futex/syscalls.c:179 [inline]
 __se_sys_futex kernel/futex/syscalls.c:160 [inline]
 __x64_sys_futex+0x1e1/0x4c0 kernel/futex/syscalls.c:160
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7f2b48a7cda9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffc99edc328 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2b48a7cda9
RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007f2b48babf88
RBP: 0000000000000048 R08: 00007f2b48babf8c R09: 00007f2b48babf8c
R10: 00007f2b48600b40 R11: 0000000000000246 R12: 00007f2b48babf80
R13: 00000000000001a7 R14: 0000000000000000 R15: 00007f2b48babf80
 </TASK>
dccp_check_seqno: Step 6 failed for CLOSE packet, (LSWL(58657999809956) <= P.seqno(58657999809955) <= S.SWH(58657999810030)) and (P.ackno exists or LAWL(25630284291172) <= P.ackno(25630284291172) <= S.AWH(25630284291172), sending SYNC...
----------------
Code disassembly (best guess):
   0:	55                   	push   %rbp
   1:	41 54                	push   %r12
   3:	55                   	push   %rbp
   4:	48 89 fd             	mov    %rdi,%rbp
   7:	53                   	push   %rbx
   8:	89 f3                	mov    %esi,%ebx
   a:	48 81 ec c8 00 00 00 	sub    $0xc8,%rsp
  11:	48 8d 44 24 28       	lea    0x28(%rsp),%rax
  16:	89 54 24 14          	mov    %edx,0x14(%rsp)
  1a:	48 c1 e8 03          	shr    $0x3,%rax
  1e:	89 4c 24 10          	mov    %ecx,0x10(%rsp)
  22:	48 89 44 24 18       	mov    %rax,0x18(%rsp)
  27:	48 89 c2             	mov    %rax,%rdx
* 2a:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax <-- trapping instruction
  31:	fc ff df
  34:	48 c7 44 24 28 b3 8a 	movq   $0x41b58ab3,0x28(%rsp)
  3b:	b5 41
  3d:	48 01 d0             	add    %rdx,%rax