goroutine 17816 [IO wait]:
internal/poll.runtime_pollWait(0x7f2463815370, 0x72, 0xffffffffffffffff)
/usr/local/go/src/runtime/netpoll.go:184 +0x55
internal/poll.(*pollDesc).wait(0xc0bfd06698, 0x72, 0x4000, 0x4000, 0xffffffffffffffff)
/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x45
internal/poll.(*pollDesc).waitRead(…)
/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc0bfd06680, 0xc01116a000, 0x4000, 0x4000, 0x0, 0x0, 0x0)
/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1cf
net.(*netFD).Read(0xc0bfd06680, 0xc01116a000, 0x4000, 0x4000, 0xc01415b5c0, 0x2b584d8, 0xc087925790)
/usr/local/go/src/net/fd_unix.go:202 +0x4f
net.(*conn).Read(0xc09f780a48, 0xc01116a000, 0x4000, 0x4000, 0x0, 0x0, 0x0)
/usr/local/go/src/net/net.go:184 +0x68
bufio.(*Reader).Read(0xc0a6754ae0, 0xc0235b28ac, 0x4, 0x4, 0xc0718702b8, 0x36a86a0, 0xc0008ae380)
/usr/local/go/src/bufio/bufio.go:226 +0x26a
github.com/pingcap/tidb/server.bufferedReadConn.Read(...)
/home/jenkins/agent/workspace/tidb_v4.0.4/go/src/github.com/pingcap/tidb/server/buffered_read_conn.go:30
io.ReadAtLeast(0x36f0fe0, 0xc0dd672940, 0xc0235b28ac, 0x4, 0x4, 0x4, 0xc0002ae5a0, 0x1d, 0x1d)
/usr/local/go/src/io/io.go:310 +0x87
io.ReadFull(…)
/usr/local/go/src/io/io.go:329
github.com/pingcap/tidb/server.(*packetIO).readOnePacket(0xc0dd672960, 0x2b57506, 0xc000714e10, 0x3f9be0edc9a52daa, 0x116f318, 0x1c40f98bbe8387)
/home/jenkins/agent/workspace/tidb_v4.0.4/go/src/github.com/pingcap/tidb/server/packetio.go:79 +0x86
github.com/pingcap/tidb/server.(*packetIO).readPacket(0xc0dd672960, 0x16dcc754d3, 0x524b160, 0x0, 0x524b160, 0x0)
/home/jenkins/agent/workspace/tidb_v4.0.4/go/src/github.com/pingcap/tidb/server/packetio.go:105 +0x32
github.com/pingcap/tidb/server.(*clientConn).readPacket(…)
/home/jenkins/agent/workspace/tidb_v4.0.4/go/src/github.com/pingcap/tidb/server/conn.go:285
github.com/pingcap/tidb/server.(*clientConn).Run(0xc087925790, 0x3742b20, 0xc0a0ab0db0)
/home/jenkins/agent/workspace/tidb_v4.0.4/go/src/github.com/pingcap/tidb/server/conn.go:689 +0x1b0
github.com/pingcap/tidb/server.(*Server).onConn(0xc00905de40, 0xc087925790)
/home/jenkins/agent/workspace/tidb_v4.0.4/go/src/github.com/pingcap/tidb/server/server.go:415 +0xb12
created by github.com/pingcap/tidb/server.(*Server).Run
/home/jenkins/agent/workspace/tidb_v4.0.4/go/src/github.com/pingcap/tidb/server/server.go:333 +0x709
goroutine 20328 [IO wait]:
internal/poll.runtime_pollWait(0x7f24633f3880, 0x72, 0xffffffffffffffff)
/usr/local/go/src/runtime/netpoll.go:184 +0x55
internal/poll.(*pollDesc).wait(0xc21141f198, 0x72, 0x4000, 0x4000, 0xffffffffffffffff)
/usr/local/go/src/internal/poll/fd_poll_runtime.go:87 +0x45
internal/poll.(*pollDesc).waitRead(…)
/usr/local/go/src/internal/poll/fd_poll_runtime.go:92
internal/poll.(*FD).Read(0xc21141f180, 0xc2129b6000, 0x4000, 0x4000, 0x0, 0x0, 0x0)
/usr/local/go/src/internal/poll/fd_unix.go:169 +0x1cf
net.(*netFD).Read(0xc21141f180, 0xc2129b6000, 0x4000, 0x4000, 0xc05d8595c0, 0x2b586d4, 0xc2118c3790)
/usr/local/go/src/net/fd_unix.go:202 +0x4f
net.(*conn).Read(0xc211a83ee0, 0xc2129b6000, 0x4000, 0x4000, 0x0, 0x0, 0x0)
/usr/local/go/src/net/net.go:184 +0x68
bufio.(*Reader).Read(0xc09a7379e0, 0xc2357ed5a8, 0x4, 0x4, 0xc20b164fa8, 0x0, 0xc0008ae380)
/usr/local/go/src/bufio/bufio.go:226 +0x26a
github.com/pingcap/tidb/server.bufferedReadConn.Read(...)
/home/jenkins/agent/workspace/tidb_v4.0.4/go/src/github.com/pingcap/tidb/server/buffered_read_conn.go:30
io.ReadAtLeast(0x36f0fe0, 0xc2128f69e0, 0xc2357ed5a8, 0x4, 0x4, 0x4, 0xc0002ae5a0, 0x1d, 0x1d)
/usr/local/go/src/io/io.go:310 +0x87
io.ReadFull(…)
/usr/local/go/src/io/io.go:329
github.com/pingcap/tidb/server.(*packetIO).readOnePacket(0xc2128f6a00, 0x2b57355, 0xc000715290, 0x3eff4880de72f8ac, 0x116f318, 0x1c40fa40c5ae89)
/home/jenkins/agent/workspace/tidb_v4.0.4/go/src/github.com/pingcap/tidb/server/packetio.go:79 +0x86
github.com/pingcap/tidb/server.(*packetIO).readPacket(0xc2128f6a00, 0x1791ce7fd5, 0x524b160, 0x0, 0x524b160, 0x0)
/home/jenkins/agent/workspace/tidb_v4.0.4/go/src/github.com/pingcap/tidb/server/packetio.go:105 +0x32
github.com/pingcap/tidb/server.(*clientConn).readPacket(…)
/home/jenkins/agent/workspace/tidb_v4.0.4/go/src/github.com/pingcap/tidb/server/conn.go:285
github.com/pingcap/tidb/server.(*clientConn).Run(0xc2118c3790, 0x3742b20, 0xc2118a5740)
/home/jenkins/agent/workspace/tidb_v4.0.4/go/src/github.com/pingcap/tidb/server/conn.go:689 +0x1b0
github.com/pingcap/tidb/server.(*Server).onConn(0xc00905de40, 0xc2118c3790)
/home/jenkins/agent/workspace/tidb_v4.0.4/go/src/github.com/pingcap/tidb/server/server.go:415 +0xb12
created by github.com/pingcap/tidb/server.(*Server).Run
/home/jenkins/agent/workspace/tidb_v4.0.4/go/src/github.com/pingcap/tidb/server/server.go:333 +0x709