Cisco Bug: CSCvu28563 - SF-D BIT: gsp abort due to rlimit / spurious node-down notification
Oct 01, 2020
- Cisco 8000 Series Routers
Known Affected Releases
7.0.14.BASE 7.2.1.BASE 7.2.2.BASE 7.3.1.BASE
Release-note Symptom: 1. you will see the following message on syslog <snip> LC/0/0/CPU0:Jun 25 10:53:11.088 UTC: gsp: %OS-gsp-3-SPURIOUS_NODE_DOWN : GSP received spurious node down from rsi 0x2000 reason 2. Reload of this node is needed to recover </snip> or 2. you will see a crash of gsp process with stack trace similar to this. <snip> Backtrace for Thread 6139 #0 0x00007f8ed232efb4 in gsignal+0x104 from /lib64/libc-2.24.so #1 0x00007f8ed23303fa in abort+0x16a from /lib64/libc-2.24.so #2 0x00007f8ed74347a2 in ?? () from /opt/cisco/install-iosxr/base/lib/libmemdbg.so #3 0x00007f8ed74342bc in malloc_named+0x11 from /opt/cisco/install-iosxr/base/lib/libmemdbg.so #4 0x00007f8ed5ee737d in _gs_get_mem+0x4c0 from /opt/cisco/install-iosxr/base/lib/libgsputils.so #5 0x00007f8eaa42a874 in ?? () from /opt/cisco/install-iosxr/base/lib/libgsp_dl_sock.so #6 0x00007f8eaa225de9 in ?? () from /opt/cisco/install-iosxr/base/lib/libml_sock.so #7 0x00007f8ed2aae464 in start_thread+0xc4 from /lib64/libpthread-2.24.so #8 0x00007f8ed23e3fcf in clone+0x5f from /lib64/libc-2.24.so <snip> Conditions: 1. graceful/ungraceful reload of LC or RP card 2. graceful/ungraceful re-image of LC or RP card 3. install upgrade 4. Any situation when the going down of a LC is delayed or interrupted by some exception: when a node (standby-rp or LC) gets reloaded for any of the following reasons. a. The card was running XR and the user did an OIR (ejector open) b. The card was booting up and spawned GSP but encountered an exception which caused the shelfmgr to reload the card.
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