New subject: [Bug 53980] httpapi:httpapi sometimes crashes testing overlapped I/O with the v2 server in Wine

25 Nov 2022


      https://bugs.winehq.org/show_bug.cgi?id=53980
Bug ID: 53980
           Summary: httpapi:httpapi sometimes crashes testing overlapped
                    I/O with the v2 server in Wine
           Product: Wine
           Version: unspecified
          Hardware: x86-64
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: httpapi
          Assignee: wine-bugs@winehq.org
          Reporter: fgouget@codeweavers.com
      Distribution: ---
httpapi:httpapi sometimes crashes testing overlapped I/O with the v2 server in
Wine:
httpapi.c:1539: Test marked todo: Got error 120.
Unhandled exception: page fault on write access to 0x00000000 in 32-bit code
(0x7b020c3f).
[...]
Backtrace:
=>0 0x7b020c3f GetOverlappedResultEx+0x9a(file=<couldn't compute location>,
overlapped=<couldn't compute location>, result=<couldn't compute location>,
timeout=<couldn't compute location>, alertable=<couldn't compute location>)
[Z:\home\winetest\tools\testbot\var\wine\dlls\kernelbase\file.c:3184] in
kernelbase (0x0062f0c8)
  1 0x7b020d4a GetOverlappedResult+0x45(file=<couldn't compute location>,
overlapped=<couldn't compute location>, result=<couldn't compute location>,
wait=<couldn't compute location>)
[Z:\home\winetest\tools\testbot\var\wine\dlls\kernelbase\file.c:3144] in
kernelbase (0x0062f118)
  2 0x703826c7 HttpReceiveHttpRequest+0x267(queue=<couldn't compute location>,
id=<couldn't compute location>, flags=<couldn't compute location>,
request=<couldn't compute location>, size=<couldn't compute location>,
ret_size=<couldn't compute location>, ovl=<couldn't compute location>)
[Z:\home\winetest\tools\testbot\var\wine\dlls\httpapi\httpapi_main.c:360] in
httpapi (0x0062f1b8)
  3 0x0040f6d1 in httpapi_test (+0xf6d1) (0x0062fdb8)
See https://test.winehq.org/data/patterns.html#httpapi:httpapi
There are only four known instances of this crash, meaning it's pretty rare and
thus hard to reproduce:
* 2022-08-30 (fg-deb64-32) This is also the first known instance.
* 2022-11-14 (fg-deb64-32)
* 2022-11-16 (debian11-win32-de-DE)
* 2022-11-17 (debian11-win32) MR!1397
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[Bug 53980] New: httpapi:httpapi sometimes crashes testing overlapped I/O with the v2 server in Wine