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  1. RHEL
  2. RHEL-22600

execute qga command 'guest-exec' improperly will cause memory leak

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    • Important
    • rhel-sst-virtualization-windows
    • ssg_virtualization
    • 20
    • 22
    • 5
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    • Yes
    • Red Hat Enterprise Linux
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    • Unspecified Release Note Type - Unknown
    • x86_64
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      What were you trying to do that didn't work?

       

      Please provide the package NVR for which bug is seen:
      mingw-qemu-ga-win-107.0.1-1.el9 (not only this one)

      How reproducible:
      100%

      Steps to reproduce
      1. boot up windows 2022 VM
      2. execute qga command `cat <(for i in {1..10000}; do echo '{"execute": "guest-exec", "arguments": {"path": "cmd.exe", "arg": ["/c", "echo hello, world > nul"],"capture-output": true }}'; sleep 1; done)  | nc -U /var/tmp/avocado_g74k90vi/serial-org.qemu.guest_agent.0-20240123-014338-cAUlPRbh > log` on host.
      3. check "pagefile memory/handles/working set" inside VM with powershell command `while(1) { Get-Process -ProcessName qemu-ga; sleep 5 }`

      Expected results
      no memory leak

      Actual results
      "pagefile memory/handles/working set" get bigger and bigger with no downward trend,

              kkostiuk Konstantin Kostiuk
              mengdehan Meng Dehan
              Yan Vugenfirer Yan Vugenfirer
              Meng Dehan Meng Dehan
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                Created:
                Updated:
                Resolved: