WARNING: CPU: 0 PID: 26340 at net/core/stream.c:206 sk_stream_kill_queues+0x3dd/0x530 net/core/stream.c:206 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 26340 Comm: syz-executor.3 Not tainted 5.1.0-rc7+ #2 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+0x172/0x1f0 lib/dump_stack.c:113 panic+0x2cb/0x65c kernel/panic.c:214 __warn.cold+0x20/0x45 kernel/panic.c:571 report_bug+0x263/0x2b0 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:179 [inline] fixup_bug arch/x86/kernel/traps.c:174 [inline] do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:272 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:291 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:973 RIP: 0010:sk_stream_kill_queues+0x3dd/0x530 net/core/stream.c:206 Code: 48 c1 ea 03 0f b6 04 02 84 c0 74 04 3c 03 7e 41 44 8b a3 f0 01 00 00 e9 5f ff ff ff e8 0c 03 f9 fb 0f 0b eb 96 e8 03 03 f9 fb <0f> 0b eb a1 e8 fa 02 f9 fb 0f 0b e9 9f fe ff ff 4c 89 ef e8 bb 19 RSP: 0018:ffff888063a57c98 EFLAGS: 00010293 RAX: ffff8880615380c0 RBX: 0000000000000000 RCX: ffffffff85778a6d RDX: 0000000000000000 RSI: ffffffff85778acd RDI: 0000000000000005 RBP: ffff888063a57cd8 R08: ffff8880615380c0 R09: ffffed1015d05bc8 R10: ffffed1015d05bc7 R11: ffff8880ae82de3b R12: 0000000000000fe3 R13: ffff88802d4ea1f0 R14: ffffffff8b143860 R15: ffff88802d4ea138 inet_csk_destroy_sock+0x1af/0x450 net/ipv4/inet_connection_sock.c:847 tcp_close+0xa5e/0x10c0 net/ipv4/tcp.c:2508 inet_release+0x105/0x1f0 net/ipv4/af_inet.c:428 __sock_release+0xd3/0x2b0 net/socket.c:599 sock_close+0x1b/0x30 net/socket.c:1247 __fput+0x2e5/0x8d0 fs/file_table.c:278 ____fput+0x16/0x20 fs/file_table.c:309 task_work_run+0x14a/0x1c0 kernel/task_work.c:113 tracehook_notify_resume include/linux/tracehook.h:188 [inline] exit_to_usermode_loop+0x273/0x2c0 arch/x86/entry/common.c:166 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline] syscall_return_slowpath arch/x86/entry/common.c:268 [inline] do_syscall_64+0x52d/0x610 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x412b61 Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 e4 1a 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01 RSP: 002b:00007ffda6f180b0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000004 RCX: 0000000000412b61 RDX: 0000001b32c20000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 0000000000000001 R08: 0000000044482075 R09: 0000000044482079 R10: 00007ffda6f18190 R11: 0000000000000293 R12: 000000000073c900 R13: 000000000073c900 R14: 00000000001a3bb8 R15: 000000000073bfac Kernel Offset: disabled Rebooting in 86400 seconds..