[SSHD-1174] sshd as client broken because Invalid packet length

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Abandoned
• Labels: user-response-required
• Assignee: Unassigned
• Reporter: tk0214
• Created: 29/May/21 06:54
• Updated: 08/Jun/22 15:05
• Resolved: 08/Jun/22 15:05

Description

when connect to some ssh server, sometimes the connection was broken

the detail exception

org.apache.sshd.common.session.helpers.SessionHelper.exceptionCaught(SessionHelper.java:1130) org.apache.sshd.common.session.helpers.SessionHelper.exceptionCaught(SessionHelper.java:1130) org.apache.sshd.common.SshException: Invalid packet length: -341240110 at org.apache.sshd.common.session.helpers.AbstractSession.decode(AbstractSession.java:1227) ~[sshd-core-2.4.0.jar:2.4.0] at org.apache.sshd.common.session.helpers.AbstractSession.messageReceived(AbstractSession.java:348) ~[sshd-core-2.4.0.jar:2.4.0] at org.apache.sshd.common.session.helpers.AbstractSessionIoHandler.messageReceived(AbstractSessionIoHandler.java:63) ~[sshd-core-2.4.0.jar:2.4.0] at org.apache.sshd.common.io.nio2.Nio2Session.handleReadCycleCompletion(Nio2Session.java:368) ~[sshd-core-2.4.0.jar:2.4.0] at org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:346) ~[sshd-core-2.4.0.jar:2.4.0] at org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:343) ~[sshd-core-2.4.0.jar:2.4.0]

 

plus

 details org.apache.sshd.common.session.helpers.SessionTimeoutListener.sessionException(SessionTimeoutListener.java:66)  details org.apache.sshd.common.session.helpers.SessionTimeoutListener.sessionException(SessionTimeoutListener.java:66) org.apache.sshd.common.SshException: Invalid packet length: 862175523 at org.apache.sshd.common.session.helpers.AbstractSession.decode(AbstractSession.java:1227) ~[sshd-core-2.4.0.jar:2.4.0] at org.apache.sshd.common.session.helpers.AbstractSession.messageReceived(AbstractSession.java:348) ~[sshd-core-2.4.0.jar:2.4.0] at org.apache.sshd.common.session.helpers.AbstractSessionIoHandler.messageReceived(AbstractSessionIoHandler.java:63) ~[sshd-core-2.4.0.jar:2.4.0] at org.apache.sshd.common.io.nio2.Nio2Session.handleReadCycleCompletion(Nio2Session.java:368) ~[sshd-core-2.4.0.jar:2.4.0] at org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:346) ~[sshd-core-2.4.0.jar:2.4.0] at org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:343) ~[sshd-core-2.4.0.jar:2.4.0]