https://bugzilla.novell.com/show_bug.cgi?id=337405 Summary: gnomesu-pam-backend crash with memory corruption Product: openSUSE 10.3 Version: Final Platform: x86 OS/Version: openSUSE 10.3 Status: NEW Severity: Critical Priority: P5 - None Component: GNOME AssignedTo: bnc-team-gnome@forge.provo.novell.com ReportedBy: secsaba@yahoo.com QAContact: qa@suse.de Found By: --- Sometimes gnomesu-pam-backend is crashing in openSUSE updater, change date and time, ... everywhere where gnomesu is needed. This problem started after I enabled the fingerprint reader in the Control Center on my IBM Thinkpad T42. It is not happening all the time only sometimes. Here is the backtrace from .xsession-errors: *** glibc detected *** /usr/lib/libgnomesu/gnomesu-pam-backend: malloc(): memory corruption: 0x08052e28 *** ======= Backtrace: ========= /lib/libc.so.6[0xb7d2c4b6] /lib/libc.so.6[0xb7d2e701] /lib/libc.so.6(__libc_malloc+0x97)[0xb7d2fd07] /lib/libc.so.6[0xb7d4fee7] /lib/libc.so.6(opendir+0x63)[0xb7d4ffd3] /usr/lib/libusb-0.1.so.4(usb_os_find_busses+0x22)[0xb7c446c2] /usr/lib/libusb-0.1.so.4(usb_find_busses+0x1f)[0xb7c41aff] /usr/lib/libthinkfinger.so.0[0xb7c61900] /usr/lib/libthinkfinger.so.0(libthinkfinger_verify+0x67)[0xb7c61e27] /lib/security/pam_thinkfinger.so[0xb7efa7f7] /lib/libpthread.so.0[0xb7c4e192] /lib/libc.so.6(clone+0x5e)[0xb7d8902e] ======= Memory map: ======== 08048000-0804b000 r-xp 00000000 08:05 1151922 /usr/lib/libgnomesu/gnomesu-pam-backend 0804b000-0804d000 rw-p 00002000 08:05 1151922 /usr/lib/libgnomesu/gnomesu-pam-backend 0804d000-0806e000 rw-p 0804d000 00:00 0 [heap] b6bc2000-b6bc3000 ---p b6bc2000 00:00 0 b6bc3000-b73c3000 rw-p b6bc3000 00:00 0 b73c3000-b73c4000 ---p b73c3000 00:00 0 b73c4000-b7bc4000 rw-p b73c4000 00:00 0 b7bc4000-b7bcb000 r-xp 00000000 08:05 1249354 /usr/lib/libcrack.so.2.8.0 b7bcb000-b7bcd000 rw-p 00006000 08:05 1249354 /usr/lib/libcrack.so.2.8.0 b7bcd000-b7bd0000 rw-p b7bcd000 00:00 0 b7bd0000-b7bda000 r-xp 00000000 08:05 746397 /lib/libgcc_s.so.1 b7bda000-b7bdc000 rw-p 00009000 08:05 746397 /lib/libgcc_s.so.1 b7bdc000-b7bdd000 r-xp 00000000 08:05 746440 /lib/security/pam_deny.so b7bdd000-b7bdf000 rw-p 00000000 08:05 746440 /lib/security/pam_deny.so b7bdf000-b7be0000 r-xp 00000000 08:05 746474 /lib/security/pam_warn.so b7be0000-b7be2000 rw-p 00000000 08:05 746474 /lib/security/pam_warn.so b7be2000-b7bed000 r-xp 00000000 08:05 746368 /lib/libxcrypt.so.1.2.4 b7bed000-b7bf0000 rw-p 0000a000 08:05 746368 /lib/libxcrypt.so.1.2.4 b7bf0000-b7c17000 rw-p b7bf0000 00:00 0 b7c2e000-b7c31000 r-xp 00000000 08:05 746476 /lib/security/pam_xauth.so b7c31000-b7c33000 rw-p 00002000 08:05 746476 /lib/security/pam_xauth.so b7c33000-b7c35000 r-xp 00000000 08:05 746472 /lib/security/pam_umask.so b7c35000-b7c37000 rw-p 00001000 08:05 746472 /lib/security/pam_umask.so b7c37000-b7c3e000 r-xp 00000000 08:05 746572 /lib/security/pam_pwcheck.so b7c3e000-b7c40000 rw-p 00006000 08:05 746572 /lib/security/pam_pwcheck.so b7c40000-b7c46000 r-xp 00000000 08:05 830713 /usr/lib/libusb-0.1.so.4.4.4 b7c46000-b7c49000 rw-p 00005000 08:05 830713 /usr/lib/libusb-0.1.so.4.4.4 b7c49000-b7c5c000 r-xp 00000000 08:05 746341 /lib/libpthread-2.6.1.so b7c5c000-b7c5e000 rw-p 00013000 08:05 746341 /lib/libpthread-2.6.1.so b7c5e000-b7c60000 rw-p b7c5e000 00:00 0 b7c60000-b7c63000 r-xp 00000000 08:05 1249365 /usr/lib/libthinkfinger.so.0.0.0 b7c63000-b7c65000 rw-p 00002000 08:05 1249365 /usr/lib/libthinkfinger.so.0.0.0 b7c66000-b7c69000 r-xp 00000000 08:05 746453 /lib/security/pam_limits.so b7c69000-b7c6b000 rw-p 00002000 08:05 746453 /lib/security/pam_limits.so b7c6b000-b7c75000 r-xp 00000000 08:05 746573 /lib/security/pam_unix2.so b7c75000-b7c77000 rw-p 00009000 08:05 746573 /lib/security/pam_unix2.so b7c77000-b7cac000 r--s 00000000 08:05 780428 /var/run/nscd/passwd b7cac000-b7cae000 rw-p b7cac000 00:00 0 b7cae000-b7cb0000 r-xp 00000000 08:05 746773 /lib/libdl-2.6.1.so b7cb0000-b7cb2000 rw-p 00001000 08:05 746773 /lib/libdl-2.6.1.so b7cb2000-b7cc4000 r-xp 00000000 08:05 746354 /lib/libaudit.so.0.0.0 b7cc4000-b7cc6000 rw-p 00011000 08:05 746354 /lib/libaudit.so.0.0.0 b7cc6000-b7df3000 r-xp 00000000 08:05 746314 /lib/libc-2.6.1.so b7df3000-b7df4000 r--p 0012c000 08:05 746314 /lib/libc-2.6.1.so b7df4000-b7df6000 rw-p 0012d000 08:05 746314 /lib/libc-2.6.1.so b7df6000-b7df9000 rw-p b7df6000 00:00 0 b7df9000-b7e01000 r-xp 00000000 08:05 746318 /lib/libcrypt-2.6.1.so b7e01000-b7e04000 rw-p 00007000 08:05 746318 /lib/libcrypt-2.6.1.so b7e04000-b7e2b000 rw-p b7e04000 00:00 0 b7e2b000-b7e35000 r-xp 00000000 08:05 746431 /lib/libpam.so.0.81.8 b7e35000-b7e37000 rw-p 00009000 08:05 746431 /lib/libpam.so.0.81.8 b7e37000-b7ef4000 r-xp 00000000 08:05 1249378 /usr/lib/libglib-2.0.so.0.1400.1 b7ef4000-b7ef6000 rw-p 000bc000 08:05 1249378 /usr/lib/libglib-2.0.so.0.1400.1 b7ef6000-b7ef7000 rw-p b7ef6000 00:00 0 b7ef9000-b7efb000 r-xp 00000000 08:05 746515 /lib/security/pam_thinkfinger.so b7efb000-b7efd000 rw-p 00001000 08:05 746515 /lib/security/pam_thinkfinger.so b7efd000-b7f00000 r-xp 00000000 08:05 746442 /lib/security/pam_env.so b7f00000-b7f02000 rw-p 00002000 08:05 746442 /lib/security/pam_env.so b7f03000-b7f04000 r-xp 00000000 08:05 746465 /lib/security/pam_rootok.so b7f04000-b7f06000 rw-p 00000000 08:05 746465 /lib/security/pam_rootok.so b7f07000-b7f09000 rw-p b7f07000 00:00 0 b7f09000-b7f23000 r-xp 00000000 08:05 746770 /lib/ld-2.6.1.so b7f23000-b7f25000 rw-p 0001a000 08:05 746770 /lib/ld-2.6.1.so bff2b000-bff41000 rw-p bff2b000 00:00 0 [stack] ffffe000-fffff000 r-xp 00000000 00:00 0 [vdso] -- Configure bugmail: 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