[Bug 1899082] Re: ReplayKernel.test_x86_64_pc fails intermittently

2021-07-08 Thread Launchpad Bug Tracker
[Expired for QEMU because there has been no activity for 60 days.] ** Changed in: qemu Status: Incomplete => Expired -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1899082 Title: ReplayKerne

[Bug 1899082] Re: ReplayKernel.test_x86_64_pc fails intermittently

2021-05-09 Thread Thomas Huth
The QEMU project is currently moving its bug tracking to another system. For this we need to know which bugs are still valid and which could be closed already. Thus we are setting the bug state to "Incomplete" now. If the bug has already been fixed in the latest upstream version of QEMU, then plea

[Bug 1899082] Re: ReplayKernel.test_x86_64_pc fails intermittently

2021-02-11 Thread Pavel Dovgalyuk
Beraldo, thanks for the script. However, I can't reproduce the bug using it. I've got the newest QEMU from the repository, and it never hangs in this scenario. But there are some problems in other runs with more complex tasks. -- You received this bug notification because you are a member of qe

[Bug 1899082] Re: ReplayKernel.test_x86_64_pc fails intermittently

2021-02-10 Thread Cleber Rosa
I was able to run the reproducer from Beraldo Leal, and achieved the same results. Additionally, I got the following output from QEMU: qemu-system-x86_64: Missing character write event in the replay log Which seems to come from replay/replay-char.c:158. I then tested the record and replay se

[Bug 1899082] Re: ReplayKernel.test_x86_64_pc fails intermittently

2021-02-10 Thread Beraldo Leal
I could reproduce this without Avocado: -- #!/bin/bash SOCKET="/tmp/qemu.sock" VMLINUZ_PATH="/tmp/vmlinuz" REPLAY_FILE="/tmp/replay.bin" function run_and_wait() { /usr/bin/qemu-system-x86_64 -display none \ -vga none \

[Bug 1899082] Re: ReplayKernel.test_x86_64_pc fails intermittently

2020-10-14 Thread Pavel Dovgalyuk
I traced this bug to hw/char/serial.c/serial_ioport_read Bug disappears when I add qemu_log("serial_ioport_read %x %x\n", (int)addr, ret); into the end of this function. I suppose that there is avocado (or socket) io synchronization problem, because running the same test without avocado works nor

[Bug 1899082] Re: ReplayKernel.test_x86_64_pc fails intermittently

2020-10-09 Thread Pavel Dovgalyuk
But I can't reproduce it outside the avocado toolchain, by running qemu directly. -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1899082 Title: ReplayKernel.test_x86_64_pc fails intermittently Stat

[Bug 1899082] Re: ReplayKernel.test_x86_64_pc fails intermittently

2020-10-08 Thread Pavel Dovgalyuk
I can 100% reproduce it with the following command line: taskset 1 tests/venv/bin/avocado --show=app,console,replay run -t arch:x86_64 ../tests/acceptance/replay_kernel.py -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.

[Bug 1899082] Re: ReplayKernel.test_x86_64_pc fails intermittently

2020-10-08 Thread Cleber Rosa
I'm actually able to increase the reproducibility to ~ 90% when running 8 of those tests simultaneously (on an 8 core system). -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1899082 Title: ReplayKer