Description of problem: This happens when doing some privilege escalation like using sudo or the authentication required dialog in Gnome Version-Release number of selected component: sssd-common-2.9.0-1.fc38 Additional info: reporter: libreport-2.17.10 type: CCpp reason: sssd_be killed by SIGSEGV journald_cursor: s=025af2782fd445c2a5eb791571c74138;i=250aa;b=61468fbb4dd141e9b488d260f287c4ef;m=69ee27e2a;t=5fd9e17d98e50;x=b86133abd50e6842 executable: /usr/libexec/sssd/sssd_be cmdline: /usr/libexec/sssd/sssd_be --domain ipa.redhat.com --uid 0 --gid 0 --logger=files cgroup: 0::/system.slice/sssd.service rootdir: / uid: 0 kernel: 6.3.5-200.fc38.x86_64 package: sssd-common-2.9.0-1.fc38 runlevel: N 5 backtrace_rating: 4 crash_function: __strcmp_avx2 comment: This happens when doing some privilege escalation like using sudo or the authentication required dialog in Gnome Truncated backtrace: Thread no. 1 (21 frames) #0 __strcmp_avx2 at ../sysdeps/x86_64/multiarch/strcmp-avx2.S:283 #1 be_resolve_server_process at src/providers/data_provider_fo.c:691 #2 be_resolve_server_done at src/providers/data_provider_fo.c:557 #3 fo_resolve_service_server at src/providers/fail_over.c:1169 #4 _tevent_req_error at ../../tevent_req.c:221 #5 resolve_srv_done at src/providers/fail_over.c:1480 #6 fo_discover_srv_done at src/providers/fail_over_srv.c:141 #7 resolv_getsrv_done at src/resolv/async_resolv.c:1877 #8 qcallback at /usr/src/debug/c-ares-1.19.1-1.fc38.x86_64/src/lib/ares_query.c:143 #9 end_query at /usr/src/debug/c-ares-1.19.1-1.fc38.x86_64/src/lib/ares_process.c:1525 #10 process_answer at /usr/src/debug/c-ares-1.19.1-1.fc38.x86_64/src/lib/ares_process.c:598 #11 read_udp_packets at /usr/src/debug/c-ares-1.19.1-1.fc38.x86_64/src/lib/ares_process.c:548 #12 processfds at /usr/src/debug/c-ares-1.19.1-1.fc38.x86_64/src/lib/ares_process.c:126 #13 tevent_common_invoke_fd_handler at ../../tevent_fd.c:142 #14 epoll_event_loop at ../../tevent_epoll.c:737 #15 epoll_event_loop_once at ../../tevent_epoll.c:938 #16 std_event_loop_once at ../../tevent_standard.c:110 #17 _tevent_loop_once at ../../tevent.c:823 #18 tevent_common_loop_wait at ../../tevent.c:949 #19 std_event_loop_wait at ../../tevent_standard.c:141 #20 server_loop at src/util/server.c:787 Potential duplicate: bug 1773488
Created attachment 1970587 [details] File: proc_pid_status
Created attachment 1970588 [details] File: maps
Created attachment 1970589 [details] File: limits
Created attachment 1970590 [details] File: environ
Created attachment 1970591 [details] File: open_fds
Created attachment 1970592 [details] File: mountinfo
Created attachment 1970593 [details] File: os_info
Created attachment 1970594 [details] File: cpuinfo
Created attachment 1970595 [details] File: core_backtrace
Created attachment 1970596 [details] File: exploitable
Created attachment 1970597 [details] File: dso_list
Created attachment 1970598 [details] File: var_log_messages
Created attachment 1970599 [details] File: backtrace
Pushed PR: https://github.com/SSSD/sssd/pull/6660 * `master` * 8a8869994745429b3f5535a5d0b91f1d0b2fa723 - fail_over: protect against a segmentation fault * `sssd-2-9` * f63a54c3d89866949810d5bcdb09bf2edd3ced02 - fail_over: protect against a segmentation fault This doesn't fix issue per se but should hopefully work around it at least. Will be shipped as a rebase to sssd-2.9.1.
Fedora Linux 38 entered end-of-life (EOL) status on 2024-05-21. Fedora Linux 38 is no longer maintained, which means that it will not receive any further security or bug fix updates. As a result we are closing this bug. If you can reproduce this bug against a currently maintained version of Fedora Linux please feel free to reopen this bug against that version. Note that the version field may be hidden. Click the "Show advanced fields" button if you do not see the version field. If you are unable to reopen this bug, please file a new report against an active release. Thank you for reporting this bug and we are sorry it could not be fixed.