http://bugzilla.opensuse.org/show_bug.cgi?id=1031049 Bug ID: 1031049 Summary: NetworkManager dumps core when trying to unlock SIM in ZTE MF-100 Classification: openSUSE Product: openSUSE Distribution Version: Leap 42.2 Hardware: x86-64 OS: openSUSE 42.2 Status: NEW Severity: Critical Priority: P5 - None Component: GNOME Assignee: bnc-team-gnome@forge.provo.novell.com Reporter: Ulrich.Windl@rz.uni-regensburg.de QA Contact: qa-bugs@suse.de Found By: --- Blocker: --- Created attachment 718818 --> http://bugzilla.opensuse.org/attachment.cgi?id=718818&action=edit Collected output of crash in NetworkManager In contrast to bug 1020299 I cannot connect to mobile broadband at all (NetworkManager-1.0.12-3.2.x86_64): NetworkManager crashes after writing this message (ZTE MF-100): NetworkManager[3415]: <info> (ttyUSB2): device state change: prepare -> need-auth (reason 'none') [40 60 0] In gdb the crash looks like this: Thread 1 "NetworkManager" received signal SIGSEGV, Segmentation fault. 0x000000000052cc25 in ?? () (gdb) bt #0 0x000000000052cc25 in ?? () #1 0x000000000052d4c5 in ?? () #2 0x00007ffff504e015 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0 #3 0x00007ffff504e388 in ?? () from /usr/lib64/libglib-2.0.so.0 #4 0x00007ffff504e64a in g_main_loop_run () from /usr/lib64/libglib-2.0.so.0 #5 0x000000000043c5e7 in main () (gdb) info registers rax 0x0 0 rbx 0x871ed0 8855248 rcx 0x5 5 rdx 0x28 40 rsi 0x7ffff4ddf628 140737301575208 rdi 0x871fc0 8855488 rbp 0x802b30 0x802b30 rsp 0x7fffffffdc20 0x7fffffffdc20 r8 0x84d220 8704544 r9 0x0 0 r10 0x2b 43 r11 0x33 51 r12 0x862e80 8793728 r13 0x0 0 r14 0x2 2 r15 0x8401f0 8651248 rip 0x52cc25 0x52cc25 eflags 0x10202 [ IF RF ] cs 0x33 51 ss 0x2b 43 ds 0x0 0 es 0x0 0 fs 0x0 0 gs 0x0 0 (gdb) info threads Id Target Id Frame * 1 Thread 0x7ffff7fc1900 (LWP 3724) "NetworkManager" 0x000000000052cc25 in ?? () 2 Thread 0x7ffff13d7700 (LWP 3728) "gmain" 0x00007ffff4b2349d in poll () from /lib64/libc.so.6 3 Thread 0x7ffff0bd6700 (LWP 3729) "pool" 0x00007ffff4b278e9 in syscall () from /lib64/libc.so.6 4 Thread 0x7fffebfff700 (LWP 3730) "gdbus" 0x00007ffff4b2349d in poll () from /lib64/libc.so.6 (gdb) And valgrind also reports a problem (that looks like a NULL-pointer with offset access): NetworkManager[3749]: <info> (ttyUSB2): device state change: prepare -> need-auth (reason 'none') [40 60 0] ==3749== Invalid read of size 4 ==3749== at 0x52CC25: ??? (in /usr/sbin/NetworkManager) ==3749== by 0x52D4C4: ??? (in /usr/sbin/NetworkManager) ==3749== by 0x794B014: g_main_context_dispatch (in /usr/lib64/libglib-2.0.so.0.4800.2) ==3749== by 0x794B387: ??? (in /usr/lib64/libglib-2.0.so.0.4800.2) ==3749== by 0x794B649: g_main_loop_run (in /usr/lib64/libglib-2.0.so.0.4800.2) ==3749== by 0x43C5E6: main (in /usr/sbin/NetworkManager) ==3749== Address 0x8 is not stack'd, malloc'd or (recently) free'd ==3749== ==3749== ==3749== Process terminating with default action of signal 11 (SIGSEGV): dumping core ==3749== Access not within mapped region at address 0x8 ==3749== at 0x52CC25: ??? (in /usr/sbin/NetworkManager) ==3749== by 0x52D4C4: ??? (in /usr/sbin/NetworkManager) ==3749== by 0x794B014: g_main_context_dispatch (in /usr/lib64/libglib-2.0.so.0.4800.2) ==3749== by 0x794B387: ??? (in /usr/lib64/libglib-2.0.so.0.4800.2) ==3749== by 0x794B649: g_main_loop_run (in /usr/lib64/libglib-2.0.so.0.4800.2) ==3749== by 0x43C5E6: main (in /usr/sbin/NetworkManager) -- You are receiving this mail because: You are on the CC list for the bug.