------------[ cut here ]------------ WARNING: CPU: 1 PID: 3604 at net/ipv4/inet_connection_sock.c:548 inet_csk_get_port+0x17e8/0x2640 net/ipv4/inet_connection_sock.c:548 Modules linked in: CPU: 1 PID: 3604 Comm: syz-executor404 Not tainted 6.1.0-rc1-syzkaller-00170-g3bd5549bd479 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 RIP: 0010:inet_csk_get_port+0x17e8/0x2640 net/ipv4/inet_connection_sock.c:548 Code: 00 00 48 8b 44 24 08 4c 89 e6 48 8b 78 18 e8 1f ae fe ff 31 ff 89 de e8 56 6d 9e f9 84 db 74 98 e9 57 ff ff ff e8 b8 70 9e f9 <0f> 0b e9 c5 fc ff ff e8 ac 70 9e f9 0f 0b e9 7d fc ff ff e8 a0 70 RSP: 0018:ffffc90003c3fc08 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88801c9a6000 RCX: 0000000000000000 RDX: ffff888077041d40 RSI: ffffffff87de1a38 RDI: ffff8880227a86a8 RBP: ffff8880227a86a0 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 000000000008c07e R12: 0000000000000000 R13: 00000000dde175d9 R14: ffff8880227a8000 R15: 0000000000000001 FS: 0000555556203300(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000005df038 CR3: 000000001836a000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: inet_csk_listen_start+0x13e/0x3c0 net/ipv4/inet_connection_sock.c:1205 inet_listen+0x231/0x640 net/ipv4/af_inet.c:228 __sys_listen+0x17d/0x250 net/socket.c:1810 __do_sys_listen net/socket.c:1819 [inline] __se_sys_listen net/socket.c:1817 [inline] __x64_sys_listen+0x50/0x70 net/socket.c:1817 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f4f1252eb99 Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fff97a32258 EFLAGS: 00000246 ORIG_RAX: 0000000000000032 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4f1252eb99 RDX: ffffffffffffffc0 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 00007f4f124f2d40 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4f124f2dd0 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000