------------[ cut here ]------------ WARNING: CPU: 1 PID: 11400 at net/core/sock_map.c:1667 sock_map_destroy+0x28b/0x2b0 net/core/sock_map.c:1667 Modules linked in: CPU: 1 UID: 0 PID: 11400 Comm: syz.6.2166 Not tainted syzkaller #0 PREEMPT_{RT,(full)} Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 RIP: 0010:sock_map_destroy+0x28b/0x2b0 net/core/sock_map.c:1667 Code: 8b 36 49 83 c6 38 4c 89 f0 48 c1 e8 03 42 80 3c 38 00 74 08 4c 89 f7 e8 a3 8d 58 f9 4d 8b 3e e9 79 ff ff ff e8 86 dd f6 f8 90 <0f> 0b 90 eb 9c e8 7b dd f6 f8 4c 89 e7 be 03 00 00 00 e8 ce 7b b8 RSP: 0018:ffffc90005357bd8 EFLAGS: 00010293 RAX: ffffffff88c76fba RBX: ffff88804912c000 RCX: ffff8880242f9e00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 R10: dffffc0000000000 R11: ffffed100c001e46 R12: dffffc0000000000 R13: ffff88804912c000 R14: ffffffff992c5f98 R15: ffffffff88c76d30 FS: 0000555589703500(0000) GS:ffff888126ccb000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000110c3c1bec CR3: 00000000244ba000 CR4: 00000000003526f0 Call Trace: inet_csk_destroy_sock+0x162/0x340 net/ipv4/inet_connection_sock.c:1297 __tcp_close+0xd2e/0x1010 net/ipv4/tcp.c:3286 tcp_close+0x28/0x110 net/ipv4/tcp.c:3298 inet_release+0x144/0x190 net/ipv4/af_inet.c:437 __sock_release net/socket.c:662 [inline] sock_close+0xc0/0x240 net/socket.c:1455 __fput+0x45b/0xa80 fs/file_table.c:468 task_work_run+0x1d4/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xe9/0x130 kernel/entry/common.c:43 exit_to_user_mode_prepare include/linux/irq-entry-common.h:225 [inline] syscall_exit_to_user_mode_work include/linux/entry-common.h:175 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:210 [inline] do_syscall_64+0x2bd/0xfa0 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f92111deec9 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:00007ffd61e66be8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 000000000005056d RCX: 00007f92111deec9 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 00007f9211437da0 R08: 0000000000000001 R09: 0000000861e66edf R10: 0000001b2f120000 R11: 0000000000000246 R12: 00007f921143609c R13: 00007f9211436090 R14: ffffffffffffffff R15: 00007ffd61e66d00