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Cisco Bug: CSCvu51726 - EEM : vsh process crash when configuring syslog event with "%" pattern

Last Modified

Jun 20, 2020

Products (65)

  • Cisco Nexus 9000 Series Switches
  • Cisco Nexus 3548-X Switch
  • Cisco Nexus 93600CD-GX Switch
  • Cisco Nexus 3636C-R Switch
  • Cisco Nexus 9516 Switch
  • Cisco Nexus 3548 Switch
  • Cisco Nexus 92348GC-X Switch
  • Cisco Nexus 9396TX Switch
  • Cisco Nexus 31108TC-V Switch
  • Cisco Nexus 9396PX Switch
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Known Affected Releases

9.3(3)

Description (partial)

Symptom:
VSH process crash when configuring syslog pattern matching "%"

switcg(config)# event manager applet interface-monitoring
switch(config-applet)# event syslog pattern "%"
*** Error in `/isan/bin/vsh.bin': free(): corrupted unsorted chunks: 0x09e4f548 ***
======= Backtrace: =========
/lib/libc.so.6(+0x6547b)[0xf3f5047b]
/lib/libc.so.6(+0x6f7a7)[0xf3f5a7a7]
/lib/libc.so.6(+0x6ff51)[0xf3f5af51]
/isan/bin/vsh.bin(free+0x1eb)[0x8052cef]
/isan/lib/libcli_common.so(cli_free+0x3f)[0xf737d63d]
/isan/lib/libcli_common.so(_ZN8malloc_c4freeEPv+0x26)[0xf7
User Access Verification
switch login:

Conditions:
Match pattern "%"
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