------------[ cut here ]------------ WARNING: CPU: 0 PID: 4084 at net/netfilter/nfnetlink.c:703 rcu_read_lock include/linux/rcupdate.h:695 [inline] WARNING: CPU: 0 PID: 4084 at net/netfilter/nfnetlink.c:703 net_generic include/net/netns/generic.h:44 [inline] WARNING: CPU: 0 PID: 4084 at net/netfilter/nfnetlink.c:703 nfnl_pernet net/netfilter/nfnetlink.c:89 [inline] WARNING: CPU: 0 PID: 4084 at net/netfilter/nfnetlink.c:703 nfnetlink_unbind net/netfilter/nfnetlink.c:700 [inline] WARNING: CPU: 0 PID: 4084 at net/netfilter/nfnetlink.c:703 nfnetlink_unbind+0x259/0x2c0 net/netfilter/nfnetlink.c:694 Modules linked in: CPU: 1 PID: 4084 Comm: syz-executor.0 Not tainted 5.18.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:nfnetlink_unbind net/netfilter/nfnetlink.c:703 [inline] RIP: 0010:nfnetlink_unbind+0x259/0x2c0 net/netfilter/nfnetlink.c:694 Code: 0f 85 61 fe ff ff 48 c7 c2 20 18 e9 89 be b7 02 00 00 48 c7 c7 80 18 e9 89 c6 05 36 ee cc 05 01 e8 9d a3 71 01 e9 3d fe ff ff <0f> 0b c7 45 00 ff ff ff ff e9 24 ff ff ff 48 89 34 24 e8 50 90 c6 RSP: 0018:ffffc9000476fd00 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff88801d719b80 RCX: 0000000000000000 RDX: 1ffff11003933fa8 RSI: 0000000000000008 RDI: 0000000000000001 RBP: ffff88801c99fd40 R08: 0000000000000000 R09: ffffc9000476fc3f R10: fffff520008edf87 R11: 0000000000000001 R12: ffff88807cc3e800 R13: ffff88801f343f78 R14: ffff88807a870000 R15: 0000000000000000 FS: 00007ff9b8dfe700(0000) GS:ffff8880b9f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc2361c048 CR3: 000000001c969000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: netlink_setsockopt+0x7a6/0xb50 net/netlink/af_netlink.c:1661 __sys_setsockopt+0x1fd/0x550 net/socket.c:2180 __do_sys_setsockopt net/socket.c:2191 [inline] __se_sys_setsockopt net/socket.c:2188 [inline] __x64_sys_setsockopt+0xb5/0x150 net/socket.c:2188 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+0x44/0xae RIP: 0033:0x7ff9b96890e9 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ff9b8dfe168 EFLAGS: 00000246 ORIG_RAX: 0000000000000036 RAX: ffffffffffffffda RBX: 00007ff9b979bf60 RCX: 00007ff9b96890e9 RDX: 0000000000000002 RSI: 000000000000010e RDI: 0000000000000003 RBP: 00007ff9b96e308d R08: 0000000000000004 R09: 0000000000000000 R10: 0000000020001280 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc2361bd1f R14: 00007ff9b8dfe300 R15: 0000000000022000