WARNING: CPU: 0 PID: 4964 at net/core/stream.c:206 sk_stream_kill_queues+0x944/0x970 net/core/stream.c:206 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 4964 Comm: syz-executor457 Not tainted 4.17.0+ #6 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x185/0x1d0 lib/dump_stack.c:113 panic+0x3d0/0x990 kernel/panic.c:184 __warn+0x40f/0x580 kernel/panic.c:536 report_bug+0x72a/0x880 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:179 [inline] do_error_trap+0x1c1/0x620 arch/x86/kernel/traps.c:298 do_invalid_op+0x46/0x50 arch/x86/kernel/traps.c:317 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:992 RIP: 0010:sk_stream_kill_queues+0x944/0x970 net/core/stream.c:206 RSP: 0018:ffff8801a867f368 EFLAGS: 00010293 RAX: ffffffff87dbf654 RBX: 0000000000000813 RCX: ffff8801ab7bd7c0 RDX: 0000000000000000 RSI: aaaaaaaaaaaab000 RDI: ffffea0000000000 RBP: ffff8801a867f3e8 R08: 0000000000000000 R09: 0000000000000002 R10: ffff8801a66d3a00 R11: ffffffff88c44c40 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000813 inet_csk_destroy_sock+0x2a4/0x5d0 net/ipv4/inet_connection_sock.c:833 tcp_close+0xe37/0x18f0 net/ipv4/tcp.c:2323 tls_sk_proto_close+0xc2f/0xcd0 net/tls/tls_main.c:291 inet_release+0x249/0x2b0 net/ipv4/af_inet.c:427 inet6_release+0xaf/0x100 net/ipv6/af_inet6.c:460 sock_release net/socket.c:594 [inline] sock_close+0xeb/0x310 net/socket.c:1149 __fput+0x458/0xa30 fs/file_table.c:209 ____fput+0x37/0x40 fs/file_table.c:243 task_work_run+0x22e/0x2b0 kernel/task_work.c:113 exit_task_work include/linux/task_work.h:22 [inline] do_exit+0x110e/0x3930 kernel/exit.c:867 do_group_exit+0x1a0/0x360 kernel/exit.c:970 get_signal+0x1405/0x1ec0 kernel/signal.c:2482 do_signal+0xb8/0x1d20 arch/x86/kernel/signal.c:810 exit_to_usermode_loop arch/x86/entry/common.c:162 [inline] prepare_exit_to_usermode+0x271/0x3a0 arch/x86/entry/common.c:196 syscall_return_slowpath+0xe9/0x710 arch/x86/entry/common.c:265 do_syscall_64+0x1ad/0x230 arch/x86/entry/common.c:290 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x447ce9 RSP: 002b:00007feb54132d98 EFLAGS: 00000212 ORIG_RAX: 000000000000002c RAX: 0000000000008000 RBX: 00000000006dec5c RCX: 0000000000447ce9 RDX: 00000000fffffdef RSI: 00000000200005c0 RDI: 0000000000000007 RBP: 0000000000000000 R08: 0000000020000000 R09: 000000000000001c R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006dec58 R13: 0100000000000000 R14: 00007feb541339c0 R15: 000000000000000c Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..