------------[ cut here ]------------
WARNING: CPU: 0 PID: 6215 at net/core/sock_map.c:1556 sock_map_destroy+0x247/0x270 net/core/sock_map.c:1556
Modules linked in:
CPU: 0 PID: 6215 Comm: syz.2.581 Not tainted 5.15.188-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:sock_map_destroy+0x247/0x270 net/core/sock_map.c:1556
Code: 91 cd f9 4d 8b 36 49 83 c6 38 4c 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 d3 91 cd f9 4d 8b 26 eb 89 e8 a9 30 89 f9 <0f> 0b eb a8 e8 a0 30 89 f9 4c 89 f7 be 03 00 00 00 e8 23 de eb fb
RSP: 0018:ffffc9000341fc70 EFLAGS: 00010293
RAX: ffffffff87ee9377 RBX: ffff88802b56d940 RCX: ffff8880287a0000
RDX: 0000000000000000 RSI: ffffffff8a0b2860 RDI: ffffffff8a5993c0
RBP: 0000000000000001 R08: dffffc0000000000 R09: fffffbfff1ad2d5e
R10: fffffbfff1ad2d5e R11: 1ffffffff1ad2d5d R12: ffffffff87ee9130
R13: dffffc0000000000 R14: ffffffff9649f738 R15: ffffffff9649f738
FS: 0000555555c6e500(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2db19ff8 CR3: 000000005edca000 CR4: 00000000003506f0
DR0: 0000000000006a34 DR1: 0000000000000000 DR2: 000000000000000d
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
inet_csk_destroy_sock+0x15c/0x390 net/ipv4/inet_connection_sock.c:1051
__tcp_close+0xb73/0xf10 net/ipv4/tcp.c:2910
tcp_close+0x24/0x110 net/ipv4/tcp.c:2922
inet_release+0x139/0x180 net/ipv4/af_inet.c:432
__sock_release net/socket.c:649 [inline]
sock_close+0xd5/0x240 net/socket.c:1336
__fput+0x234/0x930 fs/file_table.c:311
task_work_run+0x125/0x1a0 kernel/task_work.c:188
tracehook_notify_resume include/linux/tracehook.h:189 [inline]
exit_to_user_mode_loop+0x10f/0x130 kernel/entry/common.c:181
exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:214
__syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:307
do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f3f9ae1c929
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd4909bef8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00000000000233bd RCX: 00007f3f9ae1c929
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00007f3f9b045ba0 R08: 0000000000000001 R09: 000000084909c1ef
R10: 00007f3f9ac8e000 R11: 0000000000000246 R12: 00007f3f9b04408c
R13: 00007f3f9b044080 R14: ffffffffffffffff R15: 00007ffd4909c010
</TASK>