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Cisco Bug: CSCvs33003 - IPSLA responder crash seen at sock_lnx_db_is_special_socket_fd+0x26 after upgrading to 19i

Last Modified

Sep 02, 2020

Products (1)

  • Cisco ASR 9000 Series Aggregation Services Routers

Known Affected Releases


Description (partial)

Scenario 1. IPSLA responder crashes

After upgrade IPSLA responder crashes due to readlock.

Backtrace for Thread 11063
#0  0x00007f45df4d9fb4 in gsignal+0x104 from /lib64/
#1  0x00007f45df4db3fa in abort+0x16a from /lib64/
#2  0x00007f45df4d2dfd in __assert_fail_base+0x11d from /lib64/
#3  0x00007f45df4d2eb2 in ?? () from /lib64/
#4  0x00007f45dc14dfb0 in sock_lnx_db_readlock+0x33 from /opt/cisco/install-iosxr/base/lib/
#5  0x00007f45dc14e1e3 in sock_lnx_db_is_special_socket_fd+0x26 from /opt/cisco/install-iosxr/base/lib/
. . . .

Scenario 2. TELNET executed wtih VRF and source-interface options crashes on readlock

RP/0/RP0/CPU0:prioz-sr1#telnet vrf Management source-interface TenGigE0/0/0/20.4000
 Use specified source interface(TenGigE0_0_0_20.4000).
 Use as local address.
Connected to
Escape sequence is '^^q'.
telnet: linux/integration/socket/src/socket_linux_db.c:678: sock_lnx_db_readlock: Assertion `rc == EOK' failed.
telnet: linux/integration/socket/src/socket_linux_db.c:678: sock_lnx_db_readlock: Assertion `rc == EOK' failed.

Backtrace for Thread 30759
#0  0x00007fd164912fb4 in gsignal+0x104 from /lib64/
#1  0x00007fd1649143fa in abort+0x16a from /lib64/
#2  0x00007fd16490bdfd in __assert_fail_base+0x11d from /lib64/
#3  0x00007fd16490beb2 in ?? () from /lib64/
#4  0x00007fd1627c9fc0 in sock_lnx_db_readlock+0x33 from /opt/cisco/install-iosxr/base/lib/
#5  0x00007fd1627ca1f3 in sock_lnx_db_is_special_socket_fd+0x26 from /opt/cisco/install-iosxr/base/lib/
#6  0x00007fd1627c12d6 in sock_api_is_xr_socket_fd+0x16 from /opt/cisco/install-iosxr/base/lib/

Scenario 1 - upgrade
Scenario 2 - XR cli
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