[Bug 1848901] Re: kvm_mem_ioeventfd_add: error adding ioeventfd: No space left on device (28)

[P.O.]

QEMU 4.1.0 btw.

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Title:
  kvm_mem_ioeventfd_add: error adding ioeventfd: No space left on device
  (28)

Status in QEMU:
  New

Bug description:
  => QEMU process has stopped, return code: -6

  Start QEMU with /usr/bin/qemu-system-x86_64 -name CiscoASAv9.8.1-1 -m
  2048M -smp cpus=1 -enable-kvm -machine smm=off -boot order=c -drive
  'file=/home/deemon/GNS3/projects/ASAv my ass/project-files/qemu
  /7725cdea-5e66-4777-b4dd-
  c3905f258394/hda_disk.qcow2,if=virtio,index=0,media=disk,id=drive0'
  -uuid 7725cdea-5e66-4777-b4dd-c3905f258394 -serial
  telnet:127.0.0.1:5000,server,nowait -monitor
  tcp:127.0.0.1:44629,server,nowait -net none -device
  e1000,mac=0c:7a:1d:83:94:00,netdev=gns3-0 -netdev
  socket,id=gns3-0,udp=127.0.0.1:10001,localaddr=127.0.0.1:10000 -device
  e1000,mac=0c:7a:1d:83:94:01,netdev=gns3-1 -netdev
  socket,id=gns3-1,udp=127.0.0.1:10003,localaddr=127.0.0.1:10002 -device
  e1000,mac=0c:7a:1d:83:94:02,netdev=gns3-2 -netdev
  socket,id=gns3-2,udp=127.0.0.1:10005,localaddr=127.0.0.1:10004 -device
  e1000,mac=0c:7a:1d:83:94:03,netdev=gns3-3 -netdev
  socket,id=gns3-3,udp=127.0.0.1:10007,localaddr=127.0.0.1:10006 -device
  e1000,mac=0c:7a:1d:83:94:04,netdev=gns3-4 -netdev
  socket,id=gns3-4,udp=127.0.0.1:10009,localaddr=127.0.0.1:10008 -device
  e1000,mac=0c:7a:1d:83:94:05,netdev=gns3-5 -netdev
  socket,id=gns3-5,udp=127.0.0.1:10011,localaddr=127.0.0.1:10010 -device
  e1000,mac=0c:7a:1d:83:94:06,netdev=gns3-6 -netdev
  socket,id=gns3-6,udp=127.0.0.1:10013,localaddr=127.0.0.1:10012 -device
  e1000,mac=0c:7a:1d:83:94:07,netdev=gns3-7 -netdev
  socket,id=gns3-7,udp=127.0.0.1:10015,localaddr=127.0.0.1:10014
  -nographic

   
  Execution log:
  kvm_mem_ioeventfd_add: error adding ioeventfd: No space left on device (28)

  and then it just closes...


  [deemon@Zen ~]$ coredumpctl info 8638
             PID: 8638 (qemu-system-x86)
             UID: 1000 (deemon)
             GID: 1000 (deemon)
          Signal: 6 (ABRT)
       Timestamp: Sun 2019-10-20 04:27:29 EEST (5min ago)
    Command Line: /usr/bin/qemu-system-x86_64 -name CiscoASAv9.8.1-1 -m 2048M 
-smp cpus=1 -enable-kvm -machine smm=off -boot order=c -drive 
file=/home/deemon/GNS3/projects/ASAv my ass/project-files/qemu>
      Executable: /usr/bin/qemu-system-x86_64
   Control Group: /user.slice/user-1000.slice/session-2.scope
            Unit: session-2.scope
           Slice: user-1000.slice
         Session: 2
       Owner UID: 1000 (deemon)
         Boot ID: cd30f69a8d194359a31889dc7b6b026c
      Machine ID: d0a2d74a5cd9430797d902f5237c448d
        Hostname: Zen
         Storage: 
/var/lib/systemd/coredump/core.qemu-system-x86.1000.cd30f69a8d194359a31889dc7b6b026c.8638.1571534849000000.lz4
 (truncated)
         Message: Process 8638 (qemu-system-x86) of user 1000 dumped core.
                  
                  Stack trace of thread 8642:
                  #0  0x00007f1a33609f25 n/a (n/a)

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