Re: [Qemu-devel] [PATCH 0/2] Avoid sending zero-size packets

["Philippe Mathieu-Daudé" <philmd@redhat.com>]

On 7/20/19 3:00 AM, no-reply@patchew.org wrote:
> Patchew URL: https://patchew.org/QEMU/20190719185158.20316-1-alxndr@bu.edu/
> 
> PASS 18 test-bdrv-drain /bdrv-drain/iothread/drain_all
> =================================================================
> ==8150==ERROR: AddressSanitizer: heap-use-after-free on address 0x6120000306f0 at pc 0x556fc74a74b6 bp 0x7f662dab7680 sp 0x7f662dab7678
> WRITE of size 1 at 0x6120000306f0 thread T11
> PASS 2 ahci-test /x86_64/ahci/pci_spec
> ==8165==WARNING: ASan doesn't fully support makecontext/swapcontext functions and may produce false positives in some cases!
>     #0 0x556fc74a74b5 in aio_notify /tmp/qemu-test/src/util/async.c:351:9
>     #1 0x556fc74a90eb in qemu_bh_schedule /tmp/qemu-test/src/util/async.c:167:9
>     #2 0x556fc74ac2f0 in aio_co_schedule /tmp/qemu-test/src/util/async.c:464:5
> ---
>   Right alloca redzone:    cb
>   Shadow gap:              cc

Stefan, another hit.

> ==8150==ABORTING
> ERROR - too few tests run (expected 39, got 18)
> make: *** [/tmp/qemu-test/src/tests/Makefile.include:904: check-unit] Error 1
> make: *** Waiting for unfinished jobs....
> 
> The full log is available at
> http://patchew.org/logs/20190719185158.20316-1-alxndr@bu.edu/testing.asan/?type=message.