[jira] [Commented] (SSHD-938) SSH sessions being closed with invalid packet length
[ https://issues.apache.org/jira/browse/SSHD-938?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16924066#comment-16924066 ] Anudeep commented on SSHD-938: -- Hi [~lgoldstein], One quick question. Is there a way to decrypt the above packet to understand what actually it is. I mean this message Error decoding packet (invalid length) a5 5f 74 5f a6 6f ea 41 02 c0 0a 54 83 22 e4 77 53 7d 0d b9 25 de 36 1d 07 cb cd 43 66 95 51 b2 72 54 d5 4e 2d 0a d5 17 f4 5e 81 4d 6a b8 ab f7 00 bf 4d 40 f5 56 b7 61 9b 8a be fe 54 d4 89 a2 c5 07 3c de 25 95 44 18 4f 90 dc aa 5b de 40 85 71 12 cc f6 c0 34 8d 0e 75 95 a5 5b 8d f6 b9 f6 94 04 d8 b5 25 5c d5 58 06 d1 82 68 13 2f 4c a0 ee 78 6b 20 97 52 2d 93 4c 88 bc 17 53 ca eb 34 23 c1 c6 1e 5a f9 31 e7 52 f9 ef 88 03 de e8 af ba 11 5e 97 50 1e c2 26 ba 80 34 55 3f 38 49 0c a9 80 8c a3 fe 6f b6 b6 5d 45 41 e9 e0 e6 d5 15 d6 44 f8 c42019-08-22 09:53:29,106 Regards, Anudeep > SSH sessions being closed with invalid packet length > > > Key: SSHD-938 > URL: https://issues.apache.org/jira/browse/SSHD-938 > Project: MINA SSHD > Issue Type: Bug >Affects Versions: 0.13.0 >Reporter: Anudeep >Assignee: Goldstein Lyor >Priority: Blocker > Attachments: server.7z > > > SSH connections are being closed with invalid packet length and TCP > connection goes into CLOSE_WAIT state and once CLOSE_WAIT state count crosses > 4 no more SSH connection is being allowed. > with SSHD-core-0.13.0 > > Below is the error > 2019-08-22 09:53:29,106 INFO [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Error decoding packet (invalid > length) a5 5f 74 5f a6 6f ea 41 02 c0 0a 54 83 22 e4 77 53 7d 0d b9 25 de 36 > 1d 07 cb cd 43 66 95 51 b2 72 54 d5 4e 2d 0a d5 17 f4 5e 81 4d 6a b8 ab f7 00 > bf 4d 40 f5 56 b7 61 9b 8a be fe 54 d4 89 a2 c5 07 3c de 25 95 44 18 4f 90 dc > aa 5b de 40 85 71 12 cc f6 c0 34 8d 0e 75 95 a5 5b 8d f6 b9 f6 94 04 d8 b5 25 > 5c d5 58 06 d1 82 68 13 2f 4c a0 ee 78 6b 20 97 52 2d 93 4c 88 bc 17 53 ca eb > 34 23 c1 c6 1e 5a f9 31 e7 52 f9 ef 88 03 de e8 af ba 11 5e 97 50 1e c2 26 ba > 80 34 55 3f 38 49 0c a9 80 8c a3 fe 6f b6 b6 5d 45 41 e9 e0 e6 d5 15 d6 44 f8 > c42019-08-22 09:53:29,106 INFO > [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Error decoding packet (invalid > length) a5 5f 74 5f a6 6f ea 41 02 c0 0a 54 83 22 e4 77 53 7d 0d b9 25 de 36 > 1d 07 cb cd 43 66 95 51 b2 72 54 d5 4e 2d 0a d5 17 f4 5e 81 4d 6a b8 ab f7 00 > bf 4d 40 f5 56 b7 61 9b 8a be fe 54 d4 89 a2 c5 07 3c de 25 95 44 18 4f 90 dc > aa 5b de 40 85 71 12 cc f6 c0 34 8d 0e 75 95 a5 5b 8d f6 b9 f6 94 04 d8 b5 25 > 5c d5 58 06 d1 82 68 13 2f 4c a0 ee 78 6b 20 97 52 2d 93 4c 88 bc 17 53 ca eb > 34 23 c1 c6 1e 5a f9 31 e7 52 f9 ef 88 03 de e8 af ba 11 5e 97 50 1e c2 26 ba > 80 34 55 3f 38 49 0c a9 80 8c a3 fe 6f b6 b6 5d 45 41 e9 e0 e6 d5 15 d6 44 f8 > c42019-08-22 09:53:29,106 DEBUG [org.apache.sshd.common.io.nio2.Nio2Session] > (sshd-SshServer[6162dce4]-nio2-thread-2) Caught exception, now calling > handler2019-08-22 09:53:29,106 WARN > [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Exception caught: > org.apache.sshd.common.SshException: Invalid packet length: -16976455 at > org.apache.sshd.common.session.AbstractSession.decode(AbstractSession.java:677) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.session.AbstractSession.messageReceived(AbstractSession.java:283) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.AbstractSessionIoHandler.messageReceived(AbstractSessionIoHandler.java:54) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:184) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:170) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2CompletionHandler$1.run(Nio2CompletionHandler.java:32) > [sshd-core-0.13.0.jar:0.13.0] at > java.security.AccessController.doPrivileged(Native Method) [rt.jar:1.8.0_172] > at > org.apache.sshd.common.io.nio2.Nio2CompletionHandler.completed(Nio2CompletionHandler.java:30) > [sshd-core-0.13.0.jar:0.13.0] at > sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126) [rt.jar:1.8.0_172] at > sun.nio.ch.Invoker$2.run(Invoker.java:218) [rt.jar:1.8.0_172] at > sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:112) > [rt.jar:1.8.0_172] at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) > [rt.jar:1.8.0_172] -- This message was sent by Atlassian Jira (v8.3.2#803003) - To unsubscribe, e-mail:
[jira] [Commented] (SSHD-938) SSH sessions being closed with invalid packet length
[ https://issues.apache.org/jira/browse/SSHD-938?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16915779#comment-16915779 ] Goldstein Lyor commented on SSHD-938: - Sorry, nothing comes to mind - like I said, since 0.13.0 we did a +lot+ of work and code changes - a respectable part of it around sessions, channels, packets etc The phenomenon described in this issue does not strike any familiar chord. I recommend perhaps searching older SSHD issues for something similar (perhaps not for version 0.13 though..) > SSH sessions being closed with invalid packet length > > > Key: SSHD-938 > URL: https://issues.apache.org/jira/browse/SSHD-938 > Project: MINA SSHD > Issue Type: Bug >Affects Versions: 0.13.0 >Reporter: Anudeep >Assignee: Goldstein Lyor >Priority: Blocker > Attachments: server.7z > > > SSH connections are being closed with invalid packet length and TCP > connection goes into CLOSE_WAIT state and once CLOSE_WAIT state count crosses > 4 no more SSH connection is being allowed. > with SSHD-core-0.13.0 > > Below is the error > 2019-08-22 09:53:29,106 INFO [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Error decoding packet (invalid > length) a5 5f 74 5f a6 6f ea 41 02 c0 0a 54 83 22 e4 77 53 7d 0d b9 25 de 36 > 1d 07 cb cd 43 66 95 51 b2 72 54 d5 4e 2d 0a d5 17 f4 5e 81 4d 6a b8 ab f7 00 > bf 4d 40 f5 56 b7 61 9b 8a be fe 54 d4 89 a2 c5 07 3c de 25 95 44 18 4f 90 dc > aa 5b de 40 85 71 12 cc f6 c0 34 8d 0e 75 95 a5 5b 8d f6 b9 f6 94 04 d8 b5 25 > 5c d5 58 06 d1 82 68 13 2f 4c a0 ee 78 6b 20 97 52 2d 93 4c 88 bc 17 53 ca eb > 34 23 c1 c6 1e 5a f9 31 e7 52 f9 ef 88 03 de e8 af ba 11 5e 97 50 1e c2 26 ba > 80 34 55 3f 38 49 0c a9 80 8c a3 fe 6f b6 b6 5d 45 41 e9 e0 e6 d5 15 d6 44 f8 > c42019-08-22 09:53:29,106 INFO > [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Error decoding packet (invalid > length) a5 5f 74 5f a6 6f ea 41 02 c0 0a 54 83 22 e4 77 53 7d 0d b9 25 de 36 > 1d 07 cb cd 43 66 95 51 b2 72 54 d5 4e 2d 0a d5 17 f4 5e 81 4d 6a b8 ab f7 00 > bf 4d 40 f5 56 b7 61 9b 8a be fe 54 d4 89 a2 c5 07 3c de 25 95 44 18 4f 90 dc > aa 5b de 40 85 71 12 cc f6 c0 34 8d 0e 75 95 a5 5b 8d f6 b9 f6 94 04 d8 b5 25 > 5c d5 58 06 d1 82 68 13 2f 4c a0 ee 78 6b 20 97 52 2d 93 4c 88 bc 17 53 ca eb > 34 23 c1 c6 1e 5a f9 31 e7 52 f9 ef 88 03 de e8 af ba 11 5e 97 50 1e c2 26 ba > 80 34 55 3f 38 49 0c a9 80 8c a3 fe 6f b6 b6 5d 45 41 e9 e0 e6 d5 15 d6 44 f8 > c42019-08-22 09:53:29,106 DEBUG [org.apache.sshd.common.io.nio2.Nio2Session] > (sshd-SshServer[6162dce4]-nio2-thread-2) Caught exception, now calling > handler2019-08-22 09:53:29,106 WARN > [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Exception caught: > org.apache.sshd.common.SshException: Invalid packet length: -16976455 at > org.apache.sshd.common.session.AbstractSession.decode(AbstractSession.java:677) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.session.AbstractSession.messageReceived(AbstractSession.java:283) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.AbstractSessionIoHandler.messageReceived(AbstractSessionIoHandler.java:54) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:184) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:170) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2CompletionHandler$1.run(Nio2CompletionHandler.java:32) > [sshd-core-0.13.0.jar:0.13.0] at > java.security.AccessController.doPrivileged(Native Method) [rt.jar:1.8.0_172] > at > org.apache.sshd.common.io.nio2.Nio2CompletionHandler.completed(Nio2CompletionHandler.java:30) > [sshd-core-0.13.0.jar:0.13.0] at > sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126) [rt.jar:1.8.0_172] at > sun.nio.ch.Invoker$2.run(Invoker.java:218) [rt.jar:1.8.0_172] at > sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:112) > [rt.jar:1.8.0_172] at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) > [rt.jar:1.8.0_172] -- This message was sent by Atlassian Jira (v8.3.2#803003) - To unsubscribe, e-mail: dev-unsubscr...@mina.apache.org For additional commands, e-mail: dev-h...@mina.apache.org
[jira] [Commented] (SSHD-938) SSH sessions being closed with invalid packet length
[ https://issues.apache.org/jira/browse/SSHD-938?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16915471#comment-16915471 ] Anudeep commented on SSHD-938: -- Hi [~lgoldstein], Are there any known issues around which we have raised. Regrads, Anudeep > SSH sessions being closed with invalid packet length > > > Key: SSHD-938 > URL: https://issues.apache.org/jira/browse/SSHD-938 > Project: MINA SSHD > Issue Type: Bug >Affects Versions: 0.13.0 >Reporter: Anudeep >Assignee: Goldstein Lyor >Priority: Blocker > Attachments: server.7z > > > SSH connections are being closed with invalid packet length and TCP > connection goes into CLOSE_WAIT state and once CLOSE_WAIT state count crosses > 4 no more SSH connection is being allowed. > with SSHD-core-0.13.0 > > Below is the error > 2019-08-22 09:53:29,106 INFO [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Error decoding packet (invalid > length) a5 5f 74 5f a6 6f ea 41 02 c0 0a 54 83 22 e4 77 53 7d 0d b9 25 de 36 > 1d 07 cb cd 43 66 95 51 b2 72 54 d5 4e 2d 0a d5 17 f4 5e 81 4d 6a b8 ab f7 00 > bf 4d 40 f5 56 b7 61 9b 8a be fe 54 d4 89 a2 c5 07 3c de 25 95 44 18 4f 90 dc > aa 5b de 40 85 71 12 cc f6 c0 34 8d 0e 75 95 a5 5b 8d f6 b9 f6 94 04 d8 b5 25 > 5c d5 58 06 d1 82 68 13 2f 4c a0 ee 78 6b 20 97 52 2d 93 4c 88 bc 17 53 ca eb > 34 23 c1 c6 1e 5a f9 31 e7 52 f9 ef 88 03 de e8 af ba 11 5e 97 50 1e c2 26 ba > 80 34 55 3f 38 49 0c a9 80 8c a3 fe 6f b6 b6 5d 45 41 e9 e0 e6 d5 15 d6 44 f8 > c42019-08-22 09:53:29,106 INFO > [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Error decoding packet (invalid > length) a5 5f 74 5f a6 6f ea 41 02 c0 0a 54 83 22 e4 77 53 7d 0d b9 25 de 36 > 1d 07 cb cd 43 66 95 51 b2 72 54 d5 4e 2d 0a d5 17 f4 5e 81 4d 6a b8 ab f7 00 > bf 4d 40 f5 56 b7 61 9b 8a be fe 54 d4 89 a2 c5 07 3c de 25 95 44 18 4f 90 dc > aa 5b de 40 85 71 12 cc f6 c0 34 8d 0e 75 95 a5 5b 8d f6 b9 f6 94 04 d8 b5 25 > 5c d5 58 06 d1 82 68 13 2f 4c a0 ee 78 6b 20 97 52 2d 93 4c 88 bc 17 53 ca eb > 34 23 c1 c6 1e 5a f9 31 e7 52 f9 ef 88 03 de e8 af ba 11 5e 97 50 1e c2 26 ba > 80 34 55 3f 38 49 0c a9 80 8c a3 fe 6f b6 b6 5d 45 41 e9 e0 e6 d5 15 d6 44 f8 > c42019-08-22 09:53:29,106 DEBUG [org.apache.sshd.common.io.nio2.Nio2Session] > (sshd-SshServer[6162dce4]-nio2-thread-2) Caught exception, now calling > handler2019-08-22 09:53:29,106 WARN > [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Exception caught: > org.apache.sshd.common.SshException: Invalid packet length: -16976455 at > org.apache.sshd.common.session.AbstractSession.decode(AbstractSession.java:677) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.session.AbstractSession.messageReceived(AbstractSession.java:283) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.AbstractSessionIoHandler.messageReceived(AbstractSessionIoHandler.java:54) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:184) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:170) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2CompletionHandler$1.run(Nio2CompletionHandler.java:32) > [sshd-core-0.13.0.jar:0.13.0] at > java.security.AccessController.doPrivileged(Native Method) [rt.jar:1.8.0_172] > at > org.apache.sshd.common.io.nio2.Nio2CompletionHandler.completed(Nio2CompletionHandler.java:30) > [sshd-core-0.13.0.jar:0.13.0] at > sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126) [rt.jar:1.8.0_172] at > sun.nio.ch.Invoker$2.run(Invoker.java:218) [rt.jar:1.8.0_172] at > sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:112) > [rt.jar:1.8.0_172] at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) > [rt.jar:1.8.0_172] -- This message was sent by Atlassian Jira (v8.3.2#803003) - To unsubscribe, e-mail: dev-unsubscr...@mina.apache.org For additional commands, e-mail: dev-h...@mina.apache.org
[jira] [Commented] (SSHD-938) SSH sessions being closed with invalid packet length
[ https://issues.apache.org/jira/browse/SSHD-938?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16915296#comment-16915296 ] Anudeep commented on SSHD-938: -- One last question why only 4 closewait connection block further requests.we expect some answer. > SSH sessions being closed with invalid packet length > > > Key: SSHD-938 > URL: https://issues.apache.org/jira/browse/SSHD-938 > Project: MINA SSHD > Issue Type: Bug >Affects Versions: 0.13.0 >Reporter: Anudeep >Assignee: Goldstein Lyor >Priority: Blocker > Attachments: server.7z > > > SSH connections are being closed with invalid packet length and TCP > connection goes into CLOSE_WAIT state and once CLOSE_WAIT state count crosses > 4 no more SSH connection is being allowed. > with SSHD-core-0.13.0 > > Below is the error > 2019-08-22 09:53:29,106 INFO [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Error decoding packet (invalid > length) a5 5f 74 5f a6 6f ea 41 02 c0 0a 54 83 22 e4 77 53 7d 0d b9 25 de 36 > 1d 07 cb cd 43 66 95 51 b2 72 54 d5 4e 2d 0a d5 17 f4 5e 81 4d 6a b8 ab f7 00 > bf 4d 40 f5 56 b7 61 9b 8a be fe 54 d4 89 a2 c5 07 3c de 25 95 44 18 4f 90 dc > aa 5b de 40 85 71 12 cc f6 c0 34 8d 0e 75 95 a5 5b 8d f6 b9 f6 94 04 d8 b5 25 > 5c d5 58 06 d1 82 68 13 2f 4c a0 ee 78 6b 20 97 52 2d 93 4c 88 bc 17 53 ca eb > 34 23 c1 c6 1e 5a f9 31 e7 52 f9 ef 88 03 de e8 af ba 11 5e 97 50 1e c2 26 ba > 80 34 55 3f 38 49 0c a9 80 8c a3 fe 6f b6 b6 5d 45 41 e9 e0 e6 d5 15 d6 44 f8 > c42019-08-22 09:53:29,106 INFO > [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Error decoding packet (invalid > length) a5 5f 74 5f a6 6f ea 41 02 c0 0a 54 83 22 e4 77 53 7d 0d b9 25 de 36 > 1d 07 cb cd 43 66 95 51 b2 72 54 d5 4e 2d 0a d5 17 f4 5e 81 4d 6a b8 ab f7 00 > bf 4d 40 f5 56 b7 61 9b 8a be fe 54 d4 89 a2 c5 07 3c de 25 95 44 18 4f 90 dc > aa 5b de 40 85 71 12 cc f6 c0 34 8d 0e 75 95 a5 5b 8d f6 b9 f6 94 04 d8 b5 25 > 5c d5 58 06 d1 82 68 13 2f 4c a0 ee 78 6b 20 97 52 2d 93 4c 88 bc 17 53 ca eb > 34 23 c1 c6 1e 5a f9 31 e7 52 f9 ef 88 03 de e8 af ba 11 5e 97 50 1e c2 26 ba > 80 34 55 3f 38 49 0c a9 80 8c a3 fe 6f b6 b6 5d 45 41 e9 e0 e6 d5 15 d6 44 f8 > c42019-08-22 09:53:29,106 DEBUG [org.apache.sshd.common.io.nio2.Nio2Session] > (sshd-SshServer[6162dce4]-nio2-thread-2) Caught exception, now calling > handler2019-08-22 09:53:29,106 WARN > [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Exception caught: > org.apache.sshd.common.SshException: Invalid packet length: -16976455 at > org.apache.sshd.common.session.AbstractSession.decode(AbstractSession.java:677) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.session.AbstractSession.messageReceived(AbstractSession.java:283) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.AbstractSessionIoHandler.messageReceived(AbstractSessionIoHandler.java:54) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:184) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:170) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2CompletionHandler$1.run(Nio2CompletionHandler.java:32) > [sshd-core-0.13.0.jar:0.13.0] at > java.security.AccessController.doPrivileged(Native Method) [rt.jar:1.8.0_172] > at > org.apache.sshd.common.io.nio2.Nio2CompletionHandler.completed(Nio2CompletionHandler.java:30) > [sshd-core-0.13.0.jar:0.13.0] at > sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126) [rt.jar:1.8.0_172] at > sun.nio.ch.Invoker$2.run(Invoker.java:218) [rt.jar:1.8.0_172] at > sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:112) > [rt.jar:1.8.0_172] at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) > [rt.jar:1.8.0_172] -- This message was sent by Atlassian Jira (v8.3.2#803003) - To unsubscribe, e-mail: dev-unsubscr...@mina.apache.org For additional commands, e-mail: dev-h...@mina.apache.org
[jira] [Commented] (SSHD-938) SSH sessions being closed with invalid packet length
[ https://issues.apache.org/jira/browse/SSHD-938?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16915293#comment-16915293 ] Goldstein Lyor commented on SSHD-938: - I am really sorry, but the version is so old that I cannot even begin to surmise what has gone wrong. We fixed so many bugs and changed the code so much that it is virtually impossible to provide clue. I can only re-iterate the recommendation to use the latest version. The only alternative is for you to debug the code - again, I am very sorry that we cannot provide more support but we are extremely short-handed... > SSH sessions being closed with invalid packet length > > > Key: SSHD-938 > URL: https://issues.apache.org/jira/browse/SSHD-938 > Project: MINA SSHD > Issue Type: Bug >Affects Versions: 0.13.0 >Reporter: Anudeep >Assignee: Goldstein Lyor >Priority: Blocker > Attachments: server.7z > > > SSH connections are being closed with invalid packet length and TCP > connection goes into CLOSE_WAIT state and once CLOSE_WAIT state count crosses > 4 no more SSH connection is being allowed. > with SSHD-core-0.13.0 > > Below is the error > 2019-08-22 09:53:29,106 INFO [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Error decoding packet (invalid > length) a5 5f 74 5f a6 6f ea 41 02 c0 0a 54 83 22 e4 77 53 7d 0d b9 25 de 36 > 1d 07 cb cd 43 66 95 51 b2 72 54 d5 4e 2d 0a d5 17 f4 5e 81 4d 6a b8 ab f7 00 > bf 4d 40 f5 56 b7 61 9b 8a be fe 54 d4 89 a2 c5 07 3c de 25 95 44 18 4f 90 dc > aa 5b de 40 85 71 12 cc f6 c0 34 8d 0e 75 95 a5 5b 8d f6 b9 f6 94 04 d8 b5 25 > 5c d5 58 06 d1 82 68 13 2f 4c a0 ee 78 6b 20 97 52 2d 93 4c 88 bc 17 53 ca eb > 34 23 c1 c6 1e 5a f9 31 e7 52 f9 ef 88 03 de e8 af ba 11 5e 97 50 1e c2 26 ba > 80 34 55 3f 38 49 0c a9 80 8c a3 fe 6f b6 b6 5d 45 41 e9 e0 e6 d5 15 d6 44 f8 > c42019-08-22 09:53:29,106 INFO > [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Error decoding packet (invalid > length) a5 5f 74 5f a6 6f ea 41 02 c0 0a 54 83 22 e4 77 53 7d 0d b9 25 de 36 > 1d 07 cb cd 43 66 95 51 b2 72 54 d5 4e 2d 0a d5 17 f4 5e 81 4d 6a b8 ab f7 00 > bf 4d 40 f5 56 b7 61 9b 8a be fe 54 d4 89 a2 c5 07 3c de 25 95 44 18 4f 90 dc > aa 5b de 40 85 71 12 cc f6 c0 34 8d 0e 75 95 a5 5b 8d f6 b9 f6 94 04 d8 b5 25 > 5c d5 58 06 d1 82 68 13 2f 4c a0 ee 78 6b 20 97 52 2d 93 4c 88 bc 17 53 ca eb > 34 23 c1 c6 1e 5a f9 31 e7 52 f9 ef 88 03 de e8 af ba 11 5e 97 50 1e c2 26 ba > 80 34 55 3f 38 49 0c a9 80 8c a3 fe 6f b6 b6 5d 45 41 e9 e0 e6 d5 15 d6 44 f8 > c42019-08-22 09:53:29,106 DEBUG [org.apache.sshd.common.io.nio2.Nio2Session] > (sshd-SshServer[6162dce4]-nio2-thread-2) Caught exception, now calling > handler2019-08-22 09:53:29,106 WARN > [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Exception caught: > org.apache.sshd.common.SshException: Invalid packet length: -16976455 at > org.apache.sshd.common.session.AbstractSession.decode(AbstractSession.java:677) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.session.AbstractSession.messageReceived(AbstractSession.java:283) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.AbstractSessionIoHandler.messageReceived(AbstractSessionIoHandler.java:54) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:184) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:170) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2CompletionHandler$1.run(Nio2CompletionHandler.java:32) > [sshd-core-0.13.0.jar:0.13.0] at > java.security.AccessController.doPrivileged(Native Method) [rt.jar:1.8.0_172] > at > org.apache.sshd.common.io.nio2.Nio2CompletionHandler.completed(Nio2CompletionHandler.java:30) > [sshd-core-0.13.0.jar:0.13.0] at > sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126) [rt.jar:1.8.0_172] at > sun.nio.ch.Invoker$2.run(Invoker.java:218) [rt.jar:1.8.0_172] at > sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:112) > [rt.jar:1.8.0_172] at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) > [rt.jar:1.8.0_172] -- This message was sent by Atlassian Jira (v8.3.2#803003) - To unsubscribe, e-mail: dev-unsubscr...@mina.apache.org For additional commands, e-mail: dev-h...@mina.apache.org
[jira] [Commented] (SSHD-938) SSH sessions being closed with invalid packet length
[ https://issues.apache.org/jira/browse/SSHD-938?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16914463#comment-16914463 ] Anudeep commented on SSHD-938: -- Hi @Goldstein Lyor I understand but can we have some clue what happens if there are few connections in closewait. Why does it blocks completely. And what is invalid here the client message ? > SSH sessions being closed with invalid packet length > > > Key: SSHD-938 > URL: https://issues.apache.org/jira/browse/SSHD-938 > Project: MINA SSHD > Issue Type: Bug >Affects Versions: 0.13.0 >Reporter: Anudeep >Assignee: Goldstein Lyor >Priority: Blocker > Attachments: server.7z > > > SSH connections are being closed with invalid packet length and TCP > connection goes into CLOSE_WAIT state and once CLOSE_WAIT state count crosses > 4 no more SSH connection is being allowed. > with SSHD-core-0.13.0 > > Below is the error > 2019-08-22 09:53:29,106 INFO [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Error decoding packet (invalid > length) a5 5f 74 5f a6 6f ea 41 02 c0 0a 54 83 22 e4 77 53 7d 0d b9 25 de 36 > 1d 07 cb cd 43 66 95 51 b2 72 54 d5 4e 2d 0a d5 17 f4 5e 81 4d 6a b8 ab f7 00 > bf 4d 40 f5 56 b7 61 9b 8a be fe 54 d4 89 a2 c5 07 3c de 25 95 44 18 4f 90 dc > aa 5b de 40 85 71 12 cc f6 c0 34 8d 0e 75 95 a5 5b 8d f6 b9 f6 94 04 d8 b5 25 > 5c d5 58 06 d1 82 68 13 2f 4c a0 ee 78 6b 20 97 52 2d 93 4c 88 bc 17 53 ca eb > 34 23 c1 c6 1e 5a f9 31 e7 52 f9 ef 88 03 de e8 af ba 11 5e 97 50 1e c2 26 ba > 80 34 55 3f 38 49 0c a9 80 8c a3 fe 6f b6 b6 5d 45 41 e9 e0 e6 d5 15 d6 44 f8 > c42019-08-22 09:53:29,106 INFO > [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Error decoding packet (invalid > length) a5 5f 74 5f a6 6f ea 41 02 c0 0a 54 83 22 e4 77 53 7d 0d b9 25 de 36 > 1d 07 cb cd 43 66 95 51 b2 72 54 d5 4e 2d 0a d5 17 f4 5e 81 4d 6a b8 ab f7 00 > bf 4d 40 f5 56 b7 61 9b 8a be fe 54 d4 89 a2 c5 07 3c de 25 95 44 18 4f 90 dc > aa 5b de 40 85 71 12 cc f6 c0 34 8d 0e 75 95 a5 5b 8d f6 b9 f6 94 04 d8 b5 25 > 5c d5 58 06 d1 82 68 13 2f 4c a0 ee 78 6b 20 97 52 2d 93 4c 88 bc 17 53 ca eb > 34 23 c1 c6 1e 5a f9 31 e7 52 f9 ef 88 03 de e8 af ba 11 5e 97 50 1e c2 26 ba > 80 34 55 3f 38 49 0c a9 80 8c a3 fe 6f b6 b6 5d 45 41 e9 e0 e6 d5 15 d6 44 f8 > c42019-08-22 09:53:29,106 DEBUG [org.apache.sshd.common.io.nio2.Nio2Session] > (sshd-SshServer[6162dce4]-nio2-thread-2) Caught exception, now calling > handler2019-08-22 09:53:29,106 WARN > [org.apache.sshd.server.session.ServerSession] > (sshd-SshServer[6162dce4]-nio2-thread-2) Exception caught: > org.apache.sshd.common.SshException: Invalid packet length: -16976455 at > org.apache.sshd.common.session.AbstractSession.decode(AbstractSession.java:677) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.session.AbstractSession.messageReceived(AbstractSession.java:283) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.AbstractSessionIoHandler.messageReceived(AbstractSessionIoHandler.java:54) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:184) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2Session$1.onCompleted(Nio2Session.java:170) > [sshd-core-0.13.0.jar:0.13.0] at > org.apache.sshd.common.io.nio2.Nio2CompletionHandler$1.run(Nio2CompletionHandler.java:32) > [sshd-core-0.13.0.jar:0.13.0] at > java.security.AccessController.doPrivileged(Native Method) [rt.jar:1.8.0_172] > at > org.apache.sshd.common.io.nio2.Nio2CompletionHandler.completed(Nio2CompletionHandler.java:30) > [sshd-core-0.13.0.jar:0.13.0] at > sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:126) [rt.jar:1.8.0_172] at > sun.nio.ch.Invoker$2.run(Invoker.java:218) [rt.jar:1.8.0_172] at > sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:112) > [rt.jar:1.8.0_172] at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) > [rt.jar:1.8.0_172] -- This message was sent by Atlassian Jira (v8.3.2#803003) - To unsubscribe, e-mail: dev-unsubscr...@mina.apache.org For additional commands, e-mail: dev-h...@mina.apache.org
