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[Bug 1883732] [NEW] xhci_kick_epctx: Assertion `ring->dequeue != 0' fail
From: |
Bugs SysSec |
Subject: |
[Bug 1883732] [NEW] xhci_kick_epctx: Assertion `ring->dequeue != 0' failed. |
Date: |
Tue, 16 Jun 2020 15:34:14 -0000 |
Public bug reported:
To reproduce run the QEMU with the following command line:
```
qemu-system-x86_64 -cdrom hypertrash_os_bios_crash.iso -nographic -m 100
-enable-kvm -device virtio-gpu-pci -device nec-usb-xhci -device usb-audio
```
QEMU Version:
```
# qemu-5.0.0
$ ./configure --target-list=x86_64-softmmu --enable-sanitizers; make
$ x86_64-softmmu/qemu-system-x86_64 --version
QEMU emulator version 5.0.0
Copyright (c) 2003-2020 Fabrice Bellard and the QEMU Project developers
```
** Affects: qemu
Importance: Undecided
Status: New
** Attachment added: "xhci_assert4.zip"
https://bugs.launchpad.net/bugs/1883732/+attachment/5384433/+files/xhci_assert4.zip
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https://bugs.launchpad.net/bugs/1883732
Title:
xhci_kick_epctx: Assertion `ring->dequeue != 0' failed.
Status in QEMU:
New
Bug description:
To reproduce run the QEMU with the following command line:
```
qemu-system-x86_64 -cdrom hypertrash_os_bios_crash.iso -nographic -m 100
-enable-kvm -device virtio-gpu-pci -device nec-usb-xhci -device usb-audio
```
QEMU Version:
```
# qemu-5.0.0
$ ./configure --target-list=x86_64-softmmu --enable-sanitizers; make
$ x86_64-softmmu/qemu-system-x86_64 --version
QEMU emulator version 5.0.0
Copyright (c) 2003-2020 Fabrice Bellard and the QEMU Project developers
```
To manage notifications about this bug go to:
https://bugs.launchpad.net/qemu/+bug/1883732/+subscriptions
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