On Wed, 11 Nov 2009 17:15:19 +0100 Josselin Mouette <[email protected]> wrote:
> Le mardi 10 novembre 2009 à 10:35 +0800, clayton a écrit : > > This may be related to http://bugs.debian.org/480469 as well.... > > > > The first time I login with GDM I get a black screen followed by a > > re-display of the GDM login prompt. Thereafter login works. I am > > seeing this in syslog at the time of the GDM failure: > > > > acpid: client connected from 2278[0:0] > > acpid: 1 client rule loaded > > kernel: [ 179.880427] gdm[2271]: segfault at bfe61a85 ip b75a72da > > sp bfbee680 error 4 in libc-2.10.1.so[b7534000+141000] > > It would be interesting to have a backtrace for that. If you could > start up gdm by hand in a gdb session and obtain it, it would be > great. Delighted to!! I also confirmed in the process that this happens only once on boot. Logging out and restarting gdm are not sufficient to trigger a second incident. Hope this gdb of gdm helps: (gdb) cont Continuing. Program received signal SIGUSR2, User defined signal 2. 0xb8070424 in __kernel_vsyscall () (gdb) backtrace #0 0xb8070424 in __kernel_vsyscall () #1 0xb77b1f33 in __write_nocancel () #from /lib/i686/cmov/libpthread.so.0 2 0x08071271 in ?? () #3 0x0806179d in ?? () #4 0x08061b26 in ?? () #5 0x080648c0 in ?? () #6 0x08078072 in ?? () #7 0x08066255 in ?? () #8 0x0806b440 in ?? () #9 0x0805ce08 in ?? () #10 0x08051ea2 in ?? () #11 0x080529b8 in ?? () #12 0xb7571b35 in __libc_start_main () from /lib/i686/cmov/libc.so.6 #13 0x0804fc91 in ?? () (gdb) (gdb) cont Continuing. Program received signal SIGSEGV, Segmentation fault. 0xb75ce2da in strcmp () from /lib/i686/cmov/libc.so.6 (gdb) backtrace #0 0xb75ce2da in strcmp () from /lib/i686/cmov/libc.so.6 #1 0xb75e55bf in ?? () from /lib/i686/cmov/libc.so.6 #2 0xb75e5760 in ?? () from /lib/i686/cmov/libc.so.6 #3 0xb75e674b in ?? () from /lib/i686/cmov/libc.so.6 #4 0xb75e602e in ?? () from /lib/i686/cmov/libc.so.6 #5 0xb75e468c in localtime_r () from /lib/i686/cmov/libc.so.6 #6 0xb762602b in __vsyslog_chk () from /lib/i686/cmov/libc.so.6 #7 0xb7626597 in syslog () from /lib/i686/cmov/libc.so.6 #8 0xb8054566 in pam_vsyslog () from /lib/libpam.so.0 #9 0xb8054682 in pam_syslog () from /lib/libpam.so.0 #10 0xb70d1dc6 in pam_sm_open_session () #from /lib/security/pam_ck_connector.so 11 0xb804f4cd in ?? () #from /lib/libpam.so.0 12 0xb80537eb in pam_open_session () #from /lib/libpam.so.0 13 0x0807879f in ?? () #14 0x08066255 in ?? () #15 0x0806b440 in ?? () #16 0x0805ce08 in ?? () #17 0x08051ea2 in ?? () #18 0x080529b8 in ?? () #19 0xb7571b35 in __libc_start_main () from /lib/i686/cmov/libc.so.6 #20 0x0804fc91 in ?? () (gdb) -- To UNSUBSCRIBE, email to [email protected] with a subject of "unsubscribe". Trouble? Contact [email protected]
