Bug 1006318 - crash on double free!
Summary: crash on double free!
Keywords:
Status: CLOSED DUPLICATE of bug 1004902
Alias: None
Product: Fedora
Classification: Fedora
Component: sddm
Version: 19
Hardware: Unspecified
OS: Unspecified
unspecified
high
Target Milestone: ---
Assignee: Martin Bříza
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2013-09-10 12:35 UTC by Neal Becker
Modified: 2013-09-10 13:09 UTC (History)
6 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Clone Of:
Environment:
Last Closed: 2013-09-10 13:09:12 UTC
Type: Bug
Embargoed:

Attachments (Terms of Use)

Description Neal Becker 2013-09-10 12:35:12 UTC 
Description of problem:

Tested sddm-0.2.0-0.4.20130821gite707e229.fc19.x86_64

Sep 10 08:27:50 nbecker1 sddm[547]: *** Error in `/usr/bin/sddm': double free or corruption (!prev): 0x00007fc0cd7561d0 ***
Sep 10 08:27:50 nbecker1 sddm[547]: ======= Backtrace: =========
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libc.so.6(+0x35cfa7d0e8)[0x7fc0c9d340e8]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libpam.so.0(+0x35dc802b5c)[0x7fc0caa9ab5c]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libpam.so.0(pam_end+0x39)[0x7fc0caa9b479]
Sep 10 08:27:50 nbecker1 sddm[547]: /usr/bin/sddm(_ZN4SDDM10PamServiceD2Ev+0x10)[0x7fc0cca827b0]
Sep 10 08:27:50 nbecker1 sddm[547]: /usr/bin/sddm(_ZN4SDDM13Authenticator8finishedEv+0x17a)[0x7fc0cca82c1a]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libQtCore.so.4(_ZN11QMetaObject8activateEP7QObjectPKS_iPPv+0x2d8)[0x7fc0cae33f78]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libQtCore.so.4(_ZN8QProcess8finishedEiNS_10ExitStatusE+0x3f)[0x7fc0cadb42ff]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libQtCore.so.4(+0x35db712dda)[0x7fc0cadb8dda]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libQtCore.so.4(+0x35db712e3e)[0x7fc0cadb8e3e]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libQtCore.so.4(_ZN11QMetaObject8activateEP7QObjectPKS_iPPv+0x2d8)[0x7fc0cae33f78]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libQtCore.so.4(_ZN15QSocketNotifier9activatedEi+0x2e)[0x7fc0cae7eb1e]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libQtCore.so.4(_ZN15QSocketNotifier5eventEP6QEvent+0x13b)[0x7fc0cae3ccdb]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libQtCore.so.4(_ZN16QCoreApplication14notifyInternalEP7QObjectP6QEvent+0x6d)[0x7fc0cae2026d]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libQtCore.so.4(+0x35db7a7da0)[0x7fc0cae4dda0]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libglib-2.0.so.0(g_main_context_dispatch+0x146)[0x7fc0c93b0e06]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libglib-2.0.so.0(+0x35d1a48158)[0x7fc0c93b1158]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libglib-2.0.so.0(g_main_context_iteration+0x2c)[0x7fc0c93b11fc]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libQtCore.so.4(_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE+0x65)[0x7fc0cae4d145]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libQtCore.so.4(_ZN10QEventLoop13processEventsE6QFlagsINS_17ProcessEventsFlagEE+0x2f)[0x7fc0cae1eecf]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libQtCore.so.4(_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE+0x175)[0x7fc0cae1f1c5]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libQtCore.so.4(_ZN16QCoreApplication4execEv+0x8b)[0x7fc0cae2445b]
Sep 10 08:27:50 nbecker1 sddm[547]: /usr/bin/sddm(main+0x165)[0x7fc0cca7efd5]
Sep 10 08:27:50 nbecker1 sddm[547]: /lib64/libc.so.6(__libc_start_main+0xf5)[0x7fc0c9cd8b75]
Sep 10 08:27:50 nbecker1 sddm[547]: /usr/bin/sddm(+0x11085)[0x7fc0cca7f085]


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Comment 1 Martin Bříza 2013-09-10 13:09:12 UTC 
This is most likely a duplicate bug to this one. More fixes will be coming to SDDM in the following days, I'll file updates for F19 and 18 when they stack a bit. :)

*** This bug has been marked as a duplicate of bug 1004902 ***
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