------------[ cut here ]------------ refcount_t: saturated; leaking memory. WARNING: CPU: 0 PID: 4078 at lib/refcount.c:19 refcount_warn_saturate+0x9d/0x140 lib/refcount.c:19 Modules linked in: CPU: 1 PID: 4078 Comm: syz-executor.0 Not tainted 5.17.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:refcount_warn_saturate+0x9d/0x140 lib/refcount.c:19 Code: 58 0f fe 08 01 e8 81 f6 af 04 0f 0b eb dd 80 3d 4c 0f fe 08 00 75 d4 48 c7 c7 40 53 42 89 c6 05 3c 0f fe 08 01 e8 61 f6 af 04 <0f> 0b eb bd 80 3d 2b 0f fe 08 00 75 b4 48 c7 c7 40 53 42 89 c6 05 RSP: 0018:ffffc900026ffa30 EFLAGS: 00010282 RAX: 0000000000000000 RBX: ffff88807bf302b8 RCX: 0000000000000000 RDX: 0000000000000001 RSI: 0000000000000004 RDI: fffff520004dff38 RBP: 0000000000000000 R08: 0000000000000001 R09: ffff8880b9e27a2b R10: ffffed10173c4f45 R11: 0000000000000001 R12: 1ffff920004dff49 R13: ffff88807bf30000 R14: 0000000000000000 R15: ffff888079b76e20 FS: 00007f7b62997700(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc6458d2300 CR3: 000000001deb9000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __refcount_add_not_zero include/linux/refcount.h:163 [inline] __refcount_inc_not_zero include/linux/refcount.h:227 [inline] refcount_inc_not_zero include/linux/refcount.h:245 [inline] sk_psock_get+0x290/0x2c0 include/linux/skmsg.h:450 tls_data_ready+0x67/0x150 net/tls/tls_sw.c:2167 tcp_data_queue+0x1e7d/0x4c70 net/ipv4/tcp_input.c:5047 tcp_rcv_state_process+0xac9/0x4720 net/ipv4/tcp_input.c:6607 tcp_v4_do_rcv+0x299/0x7e0 net/ipv4/tcp_ipv4.c:1741 sk_backlog_rcv include/net/sock.h:1037 [inline] __release_sock+0x113/0x360 net/core/sock.c:2779 release_sock+0x4a/0x170 net/core/sock.c:3311 inet_shutdown+0x185/0x360 net/ipv4/af_inet.c:910 __sys_shutdown_sock net/socket.c:2252 [inline] __sys_shutdown_sock net/socket.c:2246 [inline] __sys_shutdown+0xcd/0x160 net/socket.c:2264 __do_sys_shutdown net/socket.c:2272 [inline] __se_sys_shutdown net/socket.c:2270 [inline] __x64_sys_shutdown+0x4b/0x70 net/socket.c:2270 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0x80 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f7b63222109 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7b62997168 EFLAGS: 00000246 ORIG_RAX: 0000000000000030 RAX: ffffffffffffffda RBX: 00007f7b63334f60 RCX: 00007f7b63222109 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000003 RBP: 00007f7b6327c08d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffec2a27bff R14: 00007f7b62997300 R15: 0000000000022000