------------[ cut here ]------------
WARNING: CPU: 0 PID: 10426 at net/core/stream.c:207 sk_stream_kill_queues+0x3c3/0x530 net/core/stream.c:207
Modules linked in:
CPU: 0 PID: 10426 Comm: syz-executor.3 Not tainted 5.11.0-rc3-next-20210115-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:sk_stream_kill_queues+0x3c3/0x530 net/core/stream.c:207
Code: 00 00 00 fc ff df 48 c1 ea 03 0f b6 04 02 84 c0 74 08 3c 03 0f 8e 63 01 00 00 8b ab 20 02 00 00 e9 60 ff ff ff e8 5d ff 7d fa <0f> 0b eb 97 e8 54 ff 7d fa 0f 0b eb a0 e8 4b ff 7d fa 0f 0b e9 a5
RSP: 0018:ffffc90009007980 EFLAGS: 00010293
RAX: 0000000000000000 RBX: 00000000fffffe80 RCX: 0000000000000000
RDX: ffff888018c00000 RSI: ffffffff86f509b3 RDI: 0000000000000003
RBP: 0000000000000180 R08: 0000000000000000 R09: ffffffff8fc7dbc7
R10: ffffffff86f5094a R11: 0000000000000000 R12: ffff88806cf6d460
R13: ffffffff8fc7dbc0 R14: ffff88806cf6d268 R15: ffff88806cf6d3f0
FS:  0000000000000000(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000000125f5b8 CR3: 000000001caa0000 CR4: 00000000001506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 inet_csk_destroy_sock+0x1a5/0x490 net/ipv4/inet_connection_sock.c:885
 __tcp_close+0xd3e/0x1170 net/ipv4/tcp.c:2817
 tcp_close+0x29/0xc0 net/ipv4/tcp.c:2829
 inet_release+0x12e/0x280 net/ipv4/af_inet.c:431
 __sock_release+0xcd/0x280 net/socket.c:597
 sock_close+0x18/0x20 net/socket.c:1256
 __fput+0x283/0x920 fs/file_table.c:280
 task_work_run+0xdd/0x190 kernel/task_work.c:140
 exit_task_work include/linux/task_work.h:30 [inline]
 do_exit+0xc5c/0x2ae0 kernel/exit.c:825
 do_group_exit+0x125/0x310 kernel/exit.c:922
 get_signal+0x3e9/0x20a0 kernel/signal.c:2770
 arch_do_signal_or_restart+0x2a8/0x1eb0 arch/x86/kernel/signal.c:811
 handle_signal_work kernel/entry/common.c:150 [inline]
 exit_to_user_mode_loop kernel/entry/common.c:174 [inline]
 exit_to_user_mode_prepare+0x148/0x250 kernel/entry/common.c:210
 __syscall_exit_to_user_mode_work kernel/entry/common.c:301 [inline]
 syscall_exit_to_user_mode+0x19/0x50 kernel/entry/common.c:312
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x45e219
Code: Unable to access opcode bytes at RIP 0x45e1ef.
RSP: 002b:00007fa0e5e41c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c
RAX: 0000000000008416 RBX: 0000000000000006 RCX: 000000000045e219
RDX: 000000000000fe6a RSI: 00000000200012c0 RDI: 0000000000000005
RBP: 000000000119c080 R08: 0000000000000000 R09: 0000000000000027
R10: 000000000020c49a R11: 0000000000000246 R12: 000000000119c034
R13: 00007ffeb9d7623f R14: 00007fa0e5e429c0 R15: 000000000119c034