[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-12-01 Thread Olivier Tilloy
I backported clang 1:6.0.1-11 from disco to xenial in a PPA and rebuilt
firefox 71.0+build4 against it, but the crash still occurs at startup.

Version 1:6.0.1-11 from disco doesn't have https://hg.mozilla.org
/mozilla-central/rev/0d04a3f89940536d56cd5415a78316f0960e9f0a, I'll test
applying this patch.

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-12-01 Thread Olivier Tilloy
Applying that patch on top of 1:6.0.1-11 doesn't help, firefox
71.0+build4 still crashes at startup.

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-12-01 Thread Olivier Tilloy
** Changed in: firefox (Ubuntu)
 Assignee: (unassigned) => Olivier Tilloy (osomon)

** Changed in: firefox (Ubuntu)
   Importance: Medium => Critical

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-12-06 Thread Olivier Tilloy
** Changed in: firefox (Ubuntu)
   Status: Confirmed => In Progress

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-11-13 Thread baptiste
Simpler than j127's solution is to download the last beta on
https://download.mozilla.org/?product=firefox-beta-latest-
ssl&os=linux64&lang=en-US, copy your profile into a new folder, then
launch the executable with `MOZ_ALLOW_DOWNGRADE=1
/home/baptiste/firefox/firefox -P`, create a profile and choose the
copied folder. All works smoothly and it takes 5mn.

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-11-19 Thread Simon Giesecke
In https://bugzilla.mozilla.org/show_bug.cgi?id=1592571, which is currently 
identified as a duplicate of 
https://bugzilla.mozilla.org/show_bug.cgi?id=1594686, it was pointed out that 
this is probably due to bad code generation by clang 6. Two patches for clang 6 
which seem to be required to generate correct code (in particular in the 
context of nsTSubstringTuple) appear to be:
* 
https://hg.mozilla.org/mozilla-central/rev/0d04a3f89940536d56cd5415a78316f0960e9f0a
 (if not already compiling with 6.0.1)
* 
https://hg.mozilla.org/mozilla-central/rev/dfe8ab123e01667be489a20b253e3cd3b20c10bd

Since this might also affect products other than firefox, it might make
sense to apply these patches to Ubuntu's clang 6 packages in general.

** Bug watch added: Mozilla Bugzilla #1592571
   https://bugzilla.mozilla.org/show_bug.cgi?id=1592571

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-10-29 Thread mark kowski
Also I attach crash report from fiferox/profile/crashes folder (I don't
know if it helps but more info is better).

** Attachment added: "76339522-5628-c2f7-1570-0a30605df90f"
   
https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1850529/+attachment/5301239/+files/76339522-5628-c2f7-1570-0a30605df90f

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-10-29 Thread Greg Whiteley
Can confirm same issue here - also 16.04 x86_64 - also tried creating a
new (clean) profile, but that does not resolve the issue.

I've reverted off the beta/next ppa back to
"70.0+build2-0ubuntu0.16.04.1", but can't use my old profile as
reverting profiles isn't allowed

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-10-29 Thread Launchpad Bug Tracker
Status changed to 'Confirmed' because the bug affects multiple users.

** Changed in: firefox (Ubuntu)
   Status: New => Confirmed

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-10-29 Thread Greg Whiteley
Apologies if I've incorrectly duplicated here - I've logged a separate
bug to ensure there is a full AppPort bundle as suggested in the firefox
bug wiki page.

https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1850597

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-10-30 Thread mark kowski
Also important information from my side (as above) - when I try to
restore old version of app: 70.0+build2-0ubuntu0.16.04.1 - I have
information that my profile files are too old and aren't compatible
anymore. So beside update from 70 to 71 - there is something wrong with
profile files inconsistency.

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-10-31 Thread Olivier Tilloy
For reference, upstream builds of firefox 71.0 beta 5 are not crashing
in the same xenial VM.

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-10-31 Thread Olivier Tilloy
I can reliably reproduce the crash in a 16.04 VM. The crash doesn't
occur on 18.04.

Note that this is a beta version of firefox, so use at your own risk
(but the crash will be investigated indeed, thanks for the report!).

Profile incompatibility when downgrading is to be expected. Profiles are
only forward-compatible.

** Changed in: firefox (Ubuntu)
   Importance: Undecided => Medium

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-10-31 Thread mark kowski
Thanks for info - I didn't know that profiles are forward-compatible
only.

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-11-02 Thread baptiste
I confirm the same issue on 16.04. Firefox is now entirely unusable.

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-11-05 Thread j127
This broke Firefox for me on 16.04 tonight. Has anyone found a temporary
fix? (It's my main browser with all of my tabs and extension data.)

If "upstream builds of firefox 71.0 beta 5" might work in the meantime,
does anyone know how to install it?

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-11-05 Thread j127
Also, if this version is known to be broken, maybe it should be removed
for 16.04 users so that it doesn't happen to anyone else? My computer
downloaded it six days after it was confirmed to be broken.

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-11-05 Thread Olivier Tilloy
j127: if you're using the firefox-next PPA, you're doing this at your
own risk, without any guarantees from ubuntu developers that this won't
break. The PPA is meant for testing beta builds, not for end users.

If you want a stable version of firefox, you shouldn't be using that
PPA. Packages in the Ubuntu archive are supported.

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-11-05 Thread Olivier Tilloy
Still crashing with 71.0~b7+build1-0ubuntu0.16.04.1, FWIW.

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-11-05 Thread mark kowski
Yep - fully agree - beta for testing (or for hardcore daily users ;).
Any chances for fix anytime soon anyway?

@j127 - downgrade to latest stable version, find your profile folder 
(about:profiles), open the folder with your new profile and copy/paste proper 
files from old profile (passwords, database, cookies, history, bookmarks): 
https://support.mozilla.org/en-US/kb/profiles-where-firefox-stores-user-data.
Close browser, run again and you have temporary solution for using part of your 
private data on old version of FF. As mentioned above - you can't use your full 
new profile folder with older version of FF so you need to manually overwrite 
dedicated files.
Hope it helps :)!

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-11-05 Thread j127
Thanks, I already downgraded, but the data I need is in the browser
extensions, so I'll look around in those directories. I have three
separate Firefox profiles there that I use on a daily basis.

I still think that if it's known to be broken, it should be removed so
that no one else downloads it. I don't mind if things break
occasionally, but I didn't expect it to break for many days at a time. I
was using the beta version to see new features in advance so I can
provide feedback to Mozilla. I'm a long-time Firefox user and supporter
(since Mozilla Application Suite).

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-11-05 Thread j127
It looks like the only way to get the extension data out of the old
Firefox profiles is to query some sqlite databases that are located in
`/storage/default`. I found one of the important extension
directories, but querying the database just returns gibberish.

For anyone else dealing with the problem, I'm wondering if it might be
solvable by booting Ubuntu 18.04 from a thumb drive, installing the
nightly Firefox version in it, loading the profiles there, exporting any
needed data via the extension settings, and then importing it back into
the stable version after booting from the hard drive again. I'll try it
tomorrow.

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-11-06 Thread mark kowski
Also interesting idea - especially if you need data from extensions
(which I miss too and I didn't try to recover). Also +1 for
blocking/removing this build from download sources. It's too dangerous
for now ;).

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-11-06 Thread Olivier Tilloy
At the risk of repeating myself: the firefox-next PPA is not intended
for production use, only for preview testing of the upcoming version of
firefox. Use at your own risk, or don't use it at all. This is not the
regular Ubuntu archive.

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-11-07 Thread baptiste
We know that but that does not mean it shouldn't be fixed if this
version is supposed to be released at some point ;-)

Still crashing on 71.0~b8+build1-0ubuntu0.16.04.1 with the same assert
error (MozCrashReason: MOZ_RELEASE_ASSERT(len.isValid()) (Substring
tuple length is invalid)).

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-11-08 Thread j127
I managed to extract my data from the extensions using the technique I
mentioned in comment #16 above. The process took hours but it worked. If
anyone else's extension data is locked up, try that.

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-11-12 Thread Rico Tzschichholz
** Bug watch added: Mozilla Bugzilla #1594686
   https://bugzilla.mozilla.org/show_bug.cgi?id=1594686

** Also affects: firefox via
   https://bugzilla.mozilla.org/show_bug.cgi?id=1594686
   Importance: Unknown
   Status: Unknown

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-11-12 Thread Bug Watch Updater
Launchpad has imported 6 comments from the remote bug at
https://bugzilla.mozilla.org/show_bug.cgi?id=1594686.

If you reply to an imported comment from within Launchpad, your comment
will be sent to the remote bug automatically. Read more about
Launchpad's inter-bugtracker facilities at
https://help.launchpad.net/InterBugTracking.


On 2019-11-07T11:04:38+00:00 Mats-l wrote:

Starting it under gdb shows that it crashes due to infinite recursion
copying a string:

(gdb) bt
#0  0x7fffe443ab5d in 
mozilla::detail::nsTStringRepr::nsTStringRepr(char*, unsigned int, 
mozilla::detail::StringDataFlags, mozilla::detail::StringClassFlags) 
(this=, aData=0x7fffea2099c4  "", aLength=0, 
aDataFlags=mozilla::detail::StringDataFlags::TERMINATED, 
aClassFlags=mozilla::detail::StringClassFlags::NULL_TERMINATED) at 
xpcom/string/nsTStringRepr.h:322
#1  0x7fffe443ab5d in 
nsTSubstring::nsTSubstring(mozilla::detail::StringClassFlags) 
(this=, 
aClassFlags=mozilla::detail::StringClassFlags::NULL_TERMINATED) at 
xpcom/string/nsTSubstring.h:1142
#2  0x7fffe443ab5d in nsTString::nsTString(nsTSubstringTuple 
const&) (this=, aTuple=...) at xpcom/string/nsTString.h:95
#3  0x7fffe443ab5d in nsTSubstring::Assign(nsTSubstringTuple 
const&, std::nothrow_t const&) (this=0x7fffdf6bf040, aTuple=..., aFallible=...) 
at xpcom/string/nsTSubstring.cpp:556
#4  0x7fffe443ab82 in nsTSubstring::Assign(nsTSubstringTuple 
const&) (this=0x7fffea2099c4 , aTuple=...) at 
xpcom/string/nsTSubstring.cpp:546
#5  0x7fffe443ab82 in nsTString::nsTString(nsTSubstringTuple 
const&) (this=0x7fffea2099c4 , aTuple=...) at 
xpcom/string/nsTString.h:96
#6  0x7fffe443ab82 in nsTSubstring::Assign(nsTSubstringTuple 
const&, std::nothrow_t const&) (this=0x7fffdf6bf090, aTuple=..., aFallible=...) 
at xpcom/string/nsTSubstring.cpp:556
#7  0x7fffe443ab82 in nsTSubstring::Assign(nsTSubstringTuple 
const&) (this=0x7fffea2099c4 , aTuple=...) at 
xpcom/string/nsTSubstring.cpp:546
#8  0x7fffe443ab82 in nsTString::nsTString(nsTSubstringTuple 
const&) (this=0x7fffea2099c4 , aTuple=...) at 
xpcom/string/nsTString.h:96
#9  0x7fffe443ab82 in nsTSubstring::Assign(nsTSubstringTuple 
const&, std::nothrow_t const&) (this=0x7fffdf6bf0e0, aTuple=..., aFallible=...) 
at xpcom/string/nsTSubstring.cpp:556
#10 0x7fffe443ab82 in nsTSubstring::Assign(nsTSubstringTuple 
const&) (this=0x7fffea2099c4 , aTuple=...) at 
xpcom/string/nsTSubstring.cpp:546
#11 0x7fffe443ab82 in nsTString::nsTString(nsTSubstringTuple 
const&) (this=0x7fffea2099c4 , aTuple=...) at 
xpcom/string/nsTString.h:96
#12 0x7fffe443ab82 in nsTSubstring::Assign(nsTSubstringTuple 
const&, std::nothrow_t const&) (this=0x7fffdf6bf130, aTuple=..., aFallible=...) 
at xpcom/string/nsTSubstring.cpp:556
#13 0x7fffe443ab82 in nsTSubstring::Assign(nsTSubstringTuple 
const&) (this=0x7fffea2099c4 , aTuple=...) at 
xpcom/string/nsTSubstring.cpp:546
#14 0x7fffe443ab82 in nsTString::nsTString(nsTSubstringTuple 
const&) (this=0x7fffea2099c4 , aTuple=...) at 
xpcom/string/nsTString.h:96
#15 0x7fffe443ab82 in nsTSubstring::Assign(nsTSubstringTuple 
const&, std::nothrow_t const&) (this=0x7fffdf6bf180, aTuple=..., aFallible=...) 
at xpcom/string/nsTSubstring.cpp:556
#16 0x7fffe443ab82 in nsTSubstring::Assign(nsTSubstringTuple 
const&) (this=0x7fffea2099c4 , aTuple=...) at 
xpcom/string/nsTSubstring.cpp:546
#17 0x7fffe443ab82 in nsTString::nsTString(nsTSubstringTuple 
const&) (this=0x7fffea2099c4 , aTuple=...) at 
xpcom/string/nsTString.h:96
#18 0x7fffe443ab82 in nsTSubstring::Assign(nsTSubstringTuple 
const&, std::nothrow_t const&) (this=0x7fffdf6bf1d0, aTuple=..., aFallible=...) 
at xpcom/string/nsTSubstring.cpp:556
#19 0x7fffe443ab82 in nsTSubstring::Assign(nsTSubstringTuple 
const&) (this=0x7fffea2099c4 , aTuple=...) at 
xpcom/string/nsTSubstring.cpp:546
#20 0x7fffe443ab82 in nsTString::nsTString(nsTSubstringTuple 
const&) (this=0x7fffea2099c4 , aTuple=...) at 
xpcom/string/nsTString.h:96
#21 0x7fffe443ab82 in nsTSubstring::Assign(nsTSubstringTuple 
const&, std::nothrow_t const&) (this=0x7fffdf6bf220, aTuple=..., aFallible=...) 
at xpcom/string/nsTSubstring.cpp:556
#22 0x7fffe443ab82 in nsTSubstring::Assign(nsTSubstringTuple 
const&) (this=0x7fffea2099c4 , aTuple=...) at 
xpcom/string/nsTSubstring.cpp:546

Reply at:
https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1850529/comments/19


On 2019-11-07T11:08:01+00:00 Mats-l wrote:

I'm guessing the above code is miscompiled for some reason.
I use the default clang on my system.  Is this version not supported anymore?

```
# /usr/bin/clang --version
clang version 6.0.0-1ubuntu2 (tags/RELEASE_600/final)
Target: x86_64-pc-linux-gnu
Thread model: posix
InstalledDir: /usr/bin
```

Reply at:
https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1850529/comments/20

-

[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2020-04-06 Thread Bug Watch Updater
** Changed in: firefox
   Status: Confirmed => Won't Fix

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  Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-12-13 Thread Olivier Tilloy
clang 8 was backported to xenial and firefox 71.0 rebuilt with it, and
the crash is now fixed.

** Changed in: firefox (Ubuntu)
   Status: In Progress => Fix Released

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Title:
  Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-12-16 Thread Pascal Mons
Thank you Olivier for your effort and the information you provided me as
well.

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Title:
  Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

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[Bug 1850529] Re: Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

2019-12-19 Thread Bug Watch Updater
** Bug watch added: Mozilla Bugzilla #1600467
   https://bugzilla.mozilla.org/show_bug.cgi?id=1600467

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  Crash after update to 71.0~b5+build1-0ubuntu0.16.04.1

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