------------[ cut here ]------------ WARNING: CPU: 1 PID: 10671 at net/mptcp/protocol.c:2999 mptcp_check_listen_stop+0x25c/0x2f4 net/mptcp/protocol.c:2999 Modules linked in: CPU: 1 PID: 10671 Comm: syz-executor.0 Not tainted 6.7.0-rc8-syzkaller-g0802e17d9aca #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : mptcp_check_listen_stop+0x25c/0x2f4 net/mptcp/protocol.c:2999 lr : mptcp_check_listen_stop+0x25c/0x2f4 net/mptcp/protocol.c:2999 sp : ffff8000971a7ad0 x29: ffff8000971a7ae0 x28: dfff800000000000 x27: 1fffe0001b1d8033 x26: ffff00011b771880 x25: dfff800000000000 x24: 1fffe000196ae001 x23: dfff800000000000 x22: 00007bfeca2ee900 x21: 0000000000000007 x20: ffff00011d6d4100 x19: ffff00011b771880 x18: 0000000000000000 x17: 0000000000000000 x16: ffff80008051d40c x15: 0000000000000001 x14: 1fffe00023ada822 x13: 0000000000000000 x12: 0000000000000000 x11: ffff600023ada823 x10: 0000000000ff0100 x9 : 0000000000000000 x8 : ffff0000cb570000 x7 : ffff8000889ae220 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000001 x3 : ffff80008a70d038 x2 : 0000000000000000 x1 : 0000000000000007 x0 : 000000000000000a Call trace: mptcp_check_listen_stop+0x25c/0x2f4 net/mptcp/protocol.c:2999 __mptcp_close+0xbc/0x804 net/mptcp/protocol.c:3020 mptcp_close+0x38/0x180 net/mptcp/protocol.c:3087 inet_release+0x160/0x1d0 net/ipv4/af_inet.c:433 inet6_release+0x5c/0x78 net/ipv6/af_inet6.c:485 __sock_release net/socket.c:659 [inline] sock_close+0xa4/0x1e8 net/socket.c:1419 __fput+0x308/0x8e4 fs/file_table.c:394 __fput_sync+0x60/0x9c fs/file_table.c:475 __do_sys_close fs/open.c:1587 [inline] __se_sys_close fs/open.c:1572 [inline] __arm64_sys_close+0x150/0x1e0 fs/open.c:1572 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 irq event stamp: 2316 hardirqs last enabled at (2315): [] __local_bh_enable_ip+0x224/0x44c kernel/softirq.c:386 hardirqs last disabled at (2316): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:436 softirqs last enabled at (2314): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (2314): [] lock_sock_nested+0xcc/0x11c net/core/sock.c:3526 softirqs last disabled at (2312): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (2312): [] lock_sock_nested+0x74/0x11c net/core/sock.c:3522 ---[ end trace 0000000000000000 ]---