------------[ cut here ]------------ refcount_t: saturated; leaking memory. WARNING: CPU: 0 PID: 10143 at lib/refcount.c:19 refcount_warn_saturate+0xf4/0x1e0 lib/refcount.c:19 Modules linked in: CPU: 0 PID: 10143 Comm: syz-executor.0 Not tainted 5.12.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:refcount_warn_saturate+0xf4/0x1e0 lib/refcount.c:19 Code: 1d de 73 68 09 31 ff 89 de e8 88 fa aa fd 84 db 75 ab e8 cf f3 aa fd 48 c7 c7 00 e5 c1 89 c6 05 be 73 68 09 01 e8 d9 97 fb 04 <0f> 0b eb 8f e8 b3 f3 aa fd 0f b6 1d a8 73 68 09 31 ff 89 de e8 53 RSP: 0018:ffffc9000ad6f388 EFLAGS: 00010282 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff8880257b8000 RSI: ffffffff815c5205 RDI: fffff520015ade63 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff815bdf9e R11: 0000000000000000 R12: 1ffff920015ade74 R13: 000000008f9d1101 R14: ffff88801d3d8000 R15: ffffc9000ad6f3c0 FS: 00007fc7fad7d700(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055d3704dc8c7 CR3: 000000002541c000 CR4: 00000000001506f0 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+0x3b0/0x400 include/linux/skmsg.h:435 bpf_exec_tx_verdict+0x11e/0x11a0 net/tls/tls_sw.c:799 tls_sw_sendmsg+0xa41/0x1800 net/tls/tls_sw.c:1013 inet_sendmsg+0x99/0xe0 net/ipv4/af_inet.c:821 sock_sendmsg_nosec net/socket.c:654 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:674 sock_write_iter+0x289/0x3c0 net/socket.c:1001 call_write_iter include/linux/fs.h:1977 [inline] do_iter_readv_writev+0x46f/0x740 fs/read_write.c:740 do_iter_write+0x188/0x670 fs/read_write.c:866 vfs_writev+0x1aa/0x630 fs/read_write.c:939 do_writev+0x27f/0x300 fs/read_write.c:982 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x466459 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc7fad7d188 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 RDX: 0000000000000001 RSI: 0000000020000100 RDI: 0000000000000003 RBP: 00000000004bf9fb R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007ffdf0650a2f R14: 00007fc7fad7d300 R15: 0000000000022000