------------[ cut here ]------------ WARNING: CPU: 1 PID: 4604 at net/ipv4/af_inet.c:156 inet_sock_destruct+0x540/0x62c net/ipv4/af_inet.c:156 Modules linked in: CPU: 1 PID: 4604 Comm: kworker/1:10 Not tainted 5.15.110-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: events mptcp_worker pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : inet_sock_destruct+0x540/0x62c net/ipv4/af_inet.c:156 lr : inet_sock_destruct+0x540/0x62c net/ipv4/af_inet.c:156 sp : ffff800022477840 x29: ffff800022477840 x28: ffff800022477a40 x27: 1fffe0001e635438 x26: 1fffe0001a640b52 x25: dfff800000000000 x24: dfff800000000000 x23: dfff800000000000 x22: 1fffe0001a640b2a x21: 0000000000000007 x20: 0000000000001980 x19: ffff0000d3205940 x18: 0000000000000000 x17: ff8080000fd0a7f0 x16: ffff8000084c16c8 x15: ffff80000fd0a7f0 x14: 1ffff0000291a06a x13: ffffffffffffffff x12: 0000000000000000 x11: ff8080001063406c x10: 0000000000000000 x9 : ffff80001063406c x8 : ffff0000c9b0b580 x7 : ffff800010100bf8 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800010633f1c x2 : 0000000000000000 x1 : 0000000000001980 x0 : 0000000000000000 Call trace: inet_sock_destruct+0x540/0x62c net/ipv4/af_inet.c:156 inet6_sock_destruct+0x28/0x38 net/ipv6/af_inet6.c:114 __sk_destruct+0x5c/0x600 net/core/sock.c:1933 sk_destruct net/core/sock.c:1978 [inline] __sk_free+0x37c/0x4e8 net/core/sock.c:1989 sk_free+0x68/0xdc net/core/sock.c:2000 sock_put include/net/sock.h:1887 [inline] __mptcp_close_ssk+0x29c/0x494 net/mptcp/protocol.c:2290 __mptcp_destroy_sock+0x37c/0x6a4 net/mptcp/protocol.c:2710 mptcp_worker+0x634/0xaa4 net/mptcp/protocol.c:2475 process_one_work+0x790/0x11b8 kernel/workqueue.c:2306 worker_thread+0x910/0x1034 kernel/workqueue.c:2453 kthread+0x37c/0x45c kernel/kthread.c:319 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 310426 hardirqs last enabled at (310425): [] __local_bh_enable_ip+0x258/0x4d0 kernel/softirq.c:388 hardirqs last disabled at (310426): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (310424): [] spin_unlock_bh include/linux/spinlock.h:408 [inline] softirqs last enabled at (310424): [] release_sock+0x1e4/0x270 net/core/sock.c:3242 softirqs last disabled at (310422): [] spin_lock_bh include/linux/spinlock.h:368 [inline] softirqs last disabled at (310422): [] release_sock+0x3c/0x270 net/core/sock.c:3229 ---[ end trace 2e2331df7fea4443 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4604 at net/ipv4/af_inet.c:157 inet_sock_destruct+0x54c/0x62c net/ipv4/af_inet.c:157 Modules linked in: CPU: 1 PID: 4604 Comm: kworker/1:10 Tainted: G W 5.15.110-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: events mptcp_worker pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : inet_sock_destruct+0x54c/0x62c net/ipv4/af_inet.c:157 lr : inet_sock_destruct+0x54c/0x62c net/ipv4/af_inet.c:157 sp : ffff800022477840 x29: ffff800022477840 x28: ffff800022477a40 x27: 1fffe0001e635438 x26: 1fffe0001a640b52 x25: dfff800000000000 x24: dfff800000000000 x23: dfff800000000000 x22: 1fffe0001a640b2a x21: 0000000000000007 x20: 0000000000000680 x19: ffff0000d3205940 x18: 0000000000000000 x17: ff8080000fd0a7f0 x16: ffff8000084c16c8 x15: ffff80000fd0a7f0 x14: 1ffff0000291a06a x13: ffffffffffffffff x12: 0000000000000000 x11: ff80800010634078 x10: 0000000000000000 x9 : ffff800010634078 x8 : ffff0000c9b0b580 x7 : ffff800010100bf8 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff800010633f1c x2 : 0000000000000000 x1 : 0000000000000680 x0 : 0000000000000000 Call trace: inet_sock_destruct+0x54c/0x62c net/ipv4/af_inet.c:157 inet6_sock_destruct+0x28/0x38 net/ipv6/af_inet6.c:114 __sk_destruct+0x5c/0x600 net/core/sock.c:1933 sk_destruct net/core/sock.c:1978 [inline] __sk_free+0x37c/0x4e8 net/core/sock.c:1989 sk_free+0x68/0xdc net/core/sock.c:2000 sock_put include/net/sock.h:1887 [inline] __mptcp_close_ssk+0x29c/0x494 net/mptcp/protocol.c:2290 __mptcp_destroy_sock+0x37c/0x6a4 net/mptcp/protocol.c:2710 mptcp_worker+0x634/0xaa4 net/mptcp/protocol.c:2475 process_one_work+0x790/0x11b8 kernel/workqueue.c:2306 worker_thread+0x910/0x1034 kernel/workqueue.c:2453 kthread+0x37c/0x45c kernel/kthread.c:319 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 310436 hardirqs last enabled at (310435): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:81 [inline] hardirqs last enabled at (310435): [] exit_to_kernel_mode+0x100/0x178 arch/arm64/kernel/entry-common.c:91 hardirqs last disabled at (310436): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (310424): [] spin_unlock_bh include/linux/spinlock.h:408 [inline] softirqs last enabled at (310424): [] release_sock+0x1e4/0x270 net/core/sock.c:3242 softirqs last disabled at (310422): [] spin_lock_bh include/linux/spinlock.h:368 [inline] softirqs last disabled at (310422): [] release_sock+0x3c/0x270 net/core/sock.c:3229 ---[ end trace 2e2331df7fea4444 ]---