From: "Cheol-Woo,Myung" <1901532@bugs.launchpad.net>
To: qemu-devel@nongnu.org
Subject: [Bug 1901532] [NEW] Assertion failure `mr != NULL' failed through usb-ehci
Date: Mon, 26 Oct 2020 11:32:58 -0000 [thread overview]
Message-ID: <160371197903.29636.2526014342409272320.malonedeb@chaenomeles.canonical.com> (raw)
Public bug reported:
Hello,
Using hypervisor fuzzer, hyfuzz, I found an assertion failure through
usb-ehci.
This was found in version 5.0.1 (stable-5.0).
--------
qemu-system-i386: src/qemu-repro/exec.c:3581: address_space_unmap: Assertion `mr != NULL' failed.
[1] 14721 abort src/qemu-repro/build/i386-softmmu/qemu-system-i386
To reproduce the assertion failure, please run the QEMU with following command line.
```
$ qemu-system-i386 -drive file=./hyfuzz.img,index=0,media=disk,format=raw -m 512 -drive if=none,id=stick,file=./usbdisk.img -device usb-ehci,id=ehci -device usb-storage,bus=ehci.0,drive=stick
```
** Affects: qemu
Importance: Undecided
Status: New
** Attachment added: "attachment.zip"
https://bugs.launchpad.net/bugs/1901532/+attachment/5427245/+files/attachment.zip
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https://bugs.launchpad.net/bugs/1901532
Title:
Assertion failure `mr != NULL' failed through usb-ehci
Status in QEMU:
New
Bug description:
Hello,
Using hypervisor fuzzer, hyfuzz, I found an assertion failure through
usb-ehci.
This was found in version 5.0.1 (stable-5.0).
--------
qemu-system-i386: src/qemu-repro/exec.c:3581: address_space_unmap: Assertion `mr != NULL' failed.
[1] 14721 abort src/qemu-repro/build/i386-softmmu/qemu-system-i386
To reproduce the assertion failure, please run the QEMU with following command line.
```
$ qemu-system-i386 -drive file=./hyfuzz.img,index=0,media=disk,format=raw -m 512 -drive if=none,id=stick,file=./usbdisk.img -device usb-ehci,id=ehci -device usb-storage,bus=ehci.0,drive=stick
```
To manage notifications about this bug go to:
https://bugs.launchpad.net/qemu/+bug/1901532/+subscriptions
next reply other threads:[~2020-10-26 11:42 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-26 11:32 Cheol-Woo,Myung [this message]
2020-12-17 10:56 ` [Bug 1901532] Re: Assertion failure `mr != NULL' failed through usb-ehci Cheol-Woo,Myung
2021-01-15 16:17 ` Peter Maydell
2021-05-11 12:39 ` Thomas Huth
2021-06-16 14:18 ` Thomas Huth
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