diff options
Diffstat (limited to 'results/classifier/deepseek-2-tmp/output/hypervisor/1813940')
| -rw-r--r-- | results/classifier/deepseek-2-tmp/output/hypervisor/1813940 | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/results/classifier/deepseek-2-tmp/output/hypervisor/1813940 b/results/classifier/deepseek-2-tmp/output/hypervisor/1813940 deleted file mode 100644 index 14296a44a..000000000 --- a/results/classifier/deepseek-2-tmp/output/hypervisor/1813940 +++ /dev/null @@ -1,47 +0,0 @@ - -kvm_mem_ioeventfd_add: error adding ioeventfd: No space left on device - -Latest QEMU master fails to run with too many MMIO devices specified. - -After patch 3ac7d43a6fb [1] QEMU just prints an error message and exits. -> kvm_mem_ioeventfd_add: error adding ioeventfd: No space left on device - -This is reproducible e.g. with the following setup: - -qemu-3.1.50-dirty \ - -machine pc-i440fx-2.7,accel=kvm \ - -cpu host -m 4096 \ - -smp 2,sockets=2,cores=1,threads=1 \ - -drive file=freebsd_vm_1.qcow2,format=qcow2,if=none,id=bootdr \ - -device ide-hd,drive=bootdr,bootindex=0 \ - -device virtio-scsi-pci,id=vc0 \ - -device virtio-scsi-pci,id=vc1 \ - -device virtio-scsi-pci,id=vc2 \ - -device virtio-scsi-pci,id=vc3 \ - -Running with just 3 Virtio-SCSI controllers seems to work fine, adding more than that causes the error above. Note that this is not Virtio-SCSI specific. I've also reproduced this without any Virtio devices whatsoever. - -strace shows the following ioctl chain over and over: - -145787 ioctl(11, KVM_UNREGISTER_COALESCED_MMIO, 0x7f60a4985410) = 0 -145787 ioctl(11, KVM_UNREGISTER_COALESCED_MMIO, 0x7f60a4985410) = 0 -145787 ioctl(11, KVM_REGISTER_COALESCED_MMIO, 0x7f60a49853b0) = 0 -145787 ioctl(11, KVM_REGISTER_COALESCED_MMIO, 0x7f60a49853b0) = -1 ENOSPC (No space left on device) -145787 ioctl(11, KVM_REGISTER_COALESCED_MMIO, 0x7f60a49853b0) = -1 ENOSPC (No space left on device) -145787 ioctl(11, KVM_REGISTER_COALESCED_MMIO, 0x7f60a49853b0) = -1 ENOSPC (No space left on device) -145787 ioctl(11, KVM_REGISTER_COALESCED_MMIO, 0x7f60a49853b0) = -1 ENOSPC (No space left on device) -145787 ioctl(11, KVM_REGISTER_COALESCED_MMIO, 0x7f60a49853b0) = -1 ENOSPC (No space left on device) -145787 ioctl(11, KVM_REGISTER_COALESCED_MMIO, 0x7f60a49853b0) = -1 ENOSPC (No space left on device) -145787 ioctl(11, KVM_REGISTER_COALESCED_MMIO, 0x7f60a49853b0) = -1 ENOSPC (No space left on device) -145787 ioctl(11, KVM_REGISTER_COALESCED_MMIO, 0x7f60a49853b0) = -1 ENOSPC (No space left on device) - -Which suggests there's some kind of MMIO region leak. - -[1] -commit 3ac7d43a6fbb5d4a3d01fc9a055c218030af3727 -Author: Paolo Bonzini <email address hidden> -AuthorDate: Wed Nov 28 17:28:45 2018 +0100 -Commit: Paolo Bonzini <email address hidden> -CommitDate: Fri Jan 11 13:57:24 2019 +0100 - - memory: update coalesced_range on transaction_commit \ No newline at end of file |