RHEL6 Kernel panic with RIP sctp_unhash_established, malformed SCTP packet
Issue
- kernel panic during Codenomicon SCTP tests
- kernel panic with RIP sctp_unhash_established
- Description of the communication which leads to the crash
|Time | 10.71.0.51 |
| | | 10.63.18.58 |
|14.991 | INIT | |SCTP: INIT
| |(9900) ------------------> (5090) |
|14.991 | INIT_ACK | |SCTP: INIT_ACK
| |(9900) <------------------ (5090) |
|15.010 | COOKIE_ECHO COOKIE_ |SCTP: COOKIE_ECHO COOKIE_ECHO
| |(9900) ------------------> (5090) |
|15.011 | COOKIE_ACK COOKIE_A |SCTP: COOKIE_ACK COOKIE_ACK
| |(9900) <------------------ (5090) |
|15.026 | HEARTBEAT | |SCTP: HEARTBEAT
| |(9900) ------------------> (5090) |
|15.026 | HEARTBEAT_ACK |SCTP: HEARTBEAT_ACK
| |(9900) <------------------ (5090) |
|25.109 | INIT | |SCTP: INIT
| |(9900) ------------------> (5090) |
|25.109 | INIT_ACK | |SCTP: INIT_ACK
| |(9900) <------------------ (5090) |
|25.126 | COOKIE_ECHO |SCTP: COOKIE_ECHO
| |(9900) ------------------> (5090) |
|26.164 | INIT | |SCTP: INIT
| |(9900) ------------------> (5090) |
|28.224 | INIT | |SCTP: INIT
| |(9900) ------------------> (5090) |
|32.307 | INIT | |SCTP: INIT
| |(9900) ------------------> (5090) |
|32.307 | INIT_ACK | |SCTP: INIT_ACK
| |(9900) <------------------ (5090) |
|32.321 | COOKIE_ECHO |SCTP: COOKIE_ECHO
| |(9900) ------------------> (5090) |
|32.321 | COOKIE_ACK |SCTP: COOKIE_ACK
| |(9900) <------------------ (5090) |
|32.332 | HEARTBEAT | |SCTP: HEARTBEAT
| |(9900) ------------------> (5090) |
|32.332 | HEARTBEAT_ACK |SCTP: HEARTBEAT_ACK
| |(9900) <------------------ (5090) |
|32.336 | UNKNOWN [Malformed |IUA (RFC 3057): UNKNOWN [Malformed Packet]
| |(9900) ------------------> (5090) |
|32.336 | SACK | |SCTP: SACK
| |(9900) <------------------ (5090) |
|32.882 | UNKNOWN [Malformed |IUA (RFC 3057): UNKNOWN [Malformed Packet]
| |(9900) <------------------ (5090) |
|32.887 | SACK | |SCTP: SACK
| |(9900) ------------------> (5090) |
|32.888 | SHUTDOWN | |SCTP: SHUTDOWN
| |(9900) ------------------> (5090) |
|32.888 | SHUTDOWN_ACK |SCTP: SHUTDOWN_ACK
| |(9900) <------------------ (5090) |
|32.892 | SHUTDOWN_COMPLETE |SCTP: SHUTDOWN_COMPLETE
| |(9900) ------------------> (5090) |
Environment
- Red Hat Enterprise Linux 6.4
- seen on kernel-2.6.32-358.17.1.el6.x86_64
- also on kernel 2.6.32-358.18.1.el6.x86_64
- SCTP
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