Attachment 1447544 Details for Bug 1585759 – additional information as referred to in the description

additional information as referred to in the description

cupsbug.txt (text/plain), 9.07 KB, created by Keith Dixon on 2018-06-04 16:11:01 UTC

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Creator: Keith Dixon

Created: 2018-06-04 16:11:01 UTC

Size: 9.07 KB

patch

obsolete

>The contents of the two rpms are as follows:
># rpm -ql lexmarkz35-CUPS
>/usr/lib/cups/backend/z35
>/usr/lib/cups/filter/rastertoz35
>/usr/share/cups/model/Lexmark-Z35-lxz35cj-cups.ppd.gz
># rpm -ql z35llpddk-2.0-2
>/usr/include/lexmark/alignmentdata.h
>/usr/include/lexmark/cartridgemanager.h
>/usr/include/lexmark/cartridgeuserinterface.h
>/usr/include/lexmark/cleaningdata.h
>/usr/include/lexmark/clock.h
>/usr/include/lexmark/errorcommunicator.h
>/usr/include/lexmark/linuxinkjetprinter.h
>/usr/include/lexmark/mediamanager.h
>/usr/include/lexmark/portmonitor.h
>/usr/include/lexmark/printerdevice.h
>/usr/include/lexmark/printjobmanager.h
>/usr/lib/liblexz35core.a
>/usr/lib/liblexz35core.la
>/usr/lib/liblexz35core.so.0.0.0
>/usr/lib/liblexz35printer.a
>/usr/lib/liblexz35printer.la
>/usr/lib/liblexz35printer.so.0.0.0
>/usr/lib/liblexz35printjob.a
>/usr/lib/liblexz35printjob.la
>/usr/lib/liblexz35printjob.so.0.0.0
>/usr/local/z35llpddk/utility/auckAS.lut
>/usr/local/z35llpddk/utility/auckEU.lut
>/usr/local/z35llpddk/utility/auckUS.lut
>/usr/local/z35llpddk/utility/lxaxalgn.out
>/usr/local/z35llpddk/utility/lxaxcaln.out
>/usr/local/z35llpddk/utility/lxaxcln.out
>/usr/local/z35llpddk/utility/lxaxkaln.out
>
>The libraries used nn Fedora 28:
># rpm -qf /usr/lib/libcups.so.2
># rpm -qf /usr/lib/libcupsimage.so.2
>cups-libs-2.2.6-14.fc28.i686
># rpm -qf /usr/lib/libstdc++.so.5
>compat-libstdc++-33-3.2.3-68.16.fc26.1.i686
># rpm -qf /usr/lib/libgcc_s.so.1
>libgcc-8.1.1-1.fc28.i686
># rpm -qf /usr/lib/libm.so.6
># rpm -qf /usr/lib/libc.so.6
>glibc-2.27-15.fc28.i686
>
>and on Fedora 27, which works:
># rpm -qf /usr/lib/libcups.so.2
># rpm -qf /usr/lib/libcupsimage.so.2
>cups-libs-2.2.4-10.fc27.i686
># rpm -qf /usr/lib/libstdc++.so.5
>compat-libstdc++-33-3.2.3-68.16.fc26.1.i686
># rpm -qf /usr/lib/libgcc_s.so.1
>libgcc-7.3.1-5.fc27.i686
># rpm -qf /usr/lib/libm.so.6
># rpm -qf /usr/lib/libc.so.6
>glibc-2.26-28.fc27.i686
>
>So I downloaded:
>cups-libs-2.2.4-10.fc27.i686.rpm
>libgcc-7.3.1-5.fc27.i686.rpm
>glibc-2.26-28.fc27.i686.rpm
>
>Then I tried:
># dnf downgrade cups-libs-2.2.4-10.fc27.i686.rpm
>
>It still segfaults, so I tried:
># dnf update cups-libs
># dnf downgrade libgcc-7.3.1-5.fc27.i686.rpm
>
>It still segfaults, so I tried:
># dnf update libgcc
># dnf downgrade glibc-2.26-28.fc27.i686.rpm
>Last metadata expiration check: 3:17:27 ago on Mon 04 Jun 2018 07:14:14 BST.
>Error: 
> Problem: conflicting requests
>  - nothing provides glibc-common = 2.26-28.fc27 needed by glibc-2.26-28.fc27.i686
>
>There is no glibc-common-2.26-28.fc27.i686.rpm in the repos so I am a bit stymied as I do not want to downgrade glibc on a working system.
>
># dnf downgrade glibc-common
>Last metadata expiration check: 3:30:22 ago on Mon 04 Jun 2018 07:14:14 BST.
>Dependencies resolved.
>================================================================================
> Package                   Arch         Version              Repository    Size
>================================================================================
>Downgrading:
> glibc                     i686         2.27-8.fc28          fedora       3.4 M
> glibc                     x86_64       2.27-8.fc28          fedora       3.6 M
> glibc-all-langpacks       x86_64       2.27-8.fc28          fedora        24 M
> glibc-common              x86_64       2.27-8.fc28          fedora       762 k
> glibc-devel               x86_64       2.27-8.fc28          fedora       1.0 M
> glibc-headers             x86_64       2.27-8.fc28          fedora       454 k
> glibc-langpack-en         x86_64       2.27-8.fc28          fedora       803 k
>
>Transaction Summary
>================================================================================
>Downgrade  7 Packages
>
>Total download size: 34 M
>Is this ok [y/N]: 
>Operation aborted.
>
>These are the core dumps generated
># coredumpctl list
>TIME                            PID   UID   GID SIG COREFILE  EXE
>Sun 2018-06-03 11:01:38 BST    6898     4     7  11 present   /usr/lib/cups/filter/rastertoz35
>Sun 2018-06-03 11:03:38 BST    6947     4     7  11 present   /usr/lib/cups/filter/rastertoz35
>Sun 2018-06-03 11:19:21 BST    7326     4     7  11 present   /usr/lib/cups/filter/rastertoz35
>Sun 2018-06-03 11:23:59 BST    7538     4     7  11 present   /usr/lib/cups/filter/rastertoz35
>Sun 2018-06-03 12:01:48 BST    7871     4     7  11 present   /usr/lib/cups/filter/rastertoz35
>Sun 2018-06-03 18:46:21 BST    2586     4     7  11 present   /usr/lib/cups/filter/rastertoz35
>Sun 2018-06-03 18:51:20 BST    2762     4     7  11 present   /usr/lib/cups/filter/rastertoz35
>Sun 2018-06-03 20:04:59 BST    3780     4     7  11 present   /usr/lib/cups/filter/rastertoz35
>Mon 2018-06-04 09:22:51 BST    2446     4     7  11 present   /usr/lib/cups/filter/rastertoz35
>Mon 2018-06-04 09:33:13 BST    2610     4     7  11 present   /usr/lib/cups/filter/rastertoz35
>Mon 2018-06-04 10:22:35 BST    3203     4     7  11 present   /usr/lib/cups/filter/rastertoz35
>Mon 2018-06-04 10:26:58 BST    3360     4     7  11 present   /usr/lib/cups/filter/rastertoz35
>
>
># coredumpctl info 3360
>           PID: 3360 (rastertoz35)
>           UID: 4 (lp)
>           GID: 7 (lp)
>        Signal: 11 (SEGV)
>     Timestamp: Mon 2018-06-04 10:26:58 BST (3h 55min ago)
>  Command Line: Lexmark-Lexmark-Z25-Z35 13 dixon Test Page 1 job-uuid=urn:uuid:49849702-64a9-3f9b-46c0-c66c998f5631 job-originating-host-name=localhost date-time-at-creati>
>    Executable: /usr/lib/cups/filter/rastertoz35
> Control Group: /system.slice/cups.service
>          Unit: cups.service
>         Slice: system.slice
>       Boot ID: 9099fdc32b7e432998adb7d517e5dc42
>    Machine ID: 53ddb295622d4204b8bd71d1889d7835
>      Hostname: computer2
>       Storage: /var/lib/systemd/coredump/core.rastertoz35.4.9099fdc32b7e432998adb7d517e5dc42.3360.1528104418000000.lz4
>       Message: Process 3360 (rastertoz35) of user 4 dumped core.
>                
>                Stack trace of thread 3360:
>                #0  0x00000000f7f10c1b _ZN12RGB_Image_327RecycleENS_3RGBE (liblexz35core.so.0)
>                #1  0x00000000f7eada36 IPCsend_rgb_image (liblexz35core.so.0)
>                #2  0x00000000f7f51ad9 _ZN17PagePrintingState14PJS_SendPixelsEN15PrintJobManager13PJM_PrintDataEPS0_ (liblexz35printjob.so.0)
>                #3  0x00000000f7f5201e _ZN15PrintJobManager14PJM_SendPixelsENS_13PJM_PrintDataE (liblexz35printjob.so.0)
>                #4  0x000000000804990a _ZN9z35Filter15ProcessPrintJobER13PrintSettings (rastertoz35)
>                #5  0x0000000008048ecc main (rastertoz35)
>                #6  0x00000000f7a9c191 __libc_start_main (libc.so.6)
>                #7  0x0000000008048d45 _start (rastertoz35)
>
>The other dumps are much the same except that the addresses are a little different.
>
>This is what gdb can see
># coredumpctl gdb 3360
>GNU gdb (GDB) Fedora 8.1-15.fc28
>Copyright (C) 2018 Free Software Foundation, Inc.
>License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
>This is free software: you are free to change and redistribute it.
>There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
>and "show warranty" for details.
>This GDB was configured as "x86_64-redhat-linux-gnu".
>Type "show configuration" for configuration details.
>For bug reporting instructions, please see:
><http://www.gnu.org/software/gdb/bugs/>.
>Find the GDB manual and other documentation resources online at:
><http://www.gnu.org/software/gdb/documentation/>.
>For help, type "help".
>Type "apropos word" to search for commands related to "word"...
>Reading symbols from /usr/lib/cups/filter/rastertoz35...done.
>[New LWP 3360]
>[Thread debugging using libthread_db enabled]
>Using host libthread_db library "/lib64/libthread_db.so.1".
>Core was generated by `Lexmark-Lexmark-Z25-Z35 13 dixon Test Page 1 job-uuid=urn:uuid:49849702-64a9-3f'.
>Program terminated with signal SIGSEGV, Segmentation fault.
>#0  0xf7f10c1b in RGB_Image_32::Recycle(RGB_Image_32::RGB) () from /lib/liblexz35core.so.0
>Missing separate debuginfos, use: dnf debuginfo-install lexmarkz35-CUPS-2.0-1.i386
>(gdb) bt
>#0  0xf7f10c1b in RGB_Image_32::Recycle(RGB_Image_32::RGB) () from /lib/liblexz35core.so.0
>#1  0xf7eada36 in IPCsend_rgb_image () from /lib/liblexz35core.so.0
>#2  0xf7f51ad9 in PagePrintingState::PJS_SendPixels(PrintJobManager::PJM_PrintData, PrintJobManager*) () from /lib/liblexz35printjob.so.0
>#3  0xf7f5201e in PrintJobManager::PJM_SendPixels(PrintJobManager::PJM_PrintData) () from /lib/liblexz35printjob.so.0
>#4  0x0804990a in z35Filter::ProcessPrintJob (this=0x804bc60 <z35filter>, JobSettings=...) at z35filter.cpp:199
>#5  0x08048ecc in main (argc=-3310560, argv=0xffcd7e54) at main.cpp:122
>(gdb) quit
>
>and the symbol at the top of the stack
># readelf -a /lib/liblexz35core.so.0 > liblexz35core_elf.txt
>...
>Relocation section '.rel.plt' at offset 0xb240 contains 349 entries:
> Offset     Info    Type            Sym.Value  Sym. Name
>...
>000ae28c  0001c207 R_386_JUMP_SLOT   00070c12   _ZN12RGB_Image_327Recy
>...
>Symbol table '.dynsym' contains 717 entries:
>   Num:    Value  Size Type    Bind   Vis      Ndx Name
>...
>   450: 00070c12    61 FUNC    GLOBAL DEFAULT   10 _ZN12RGB_Image_327Recycle
>...
>Symbol table '.symtab' contains 2357 entries:
>   Num:    Value  Size Type    Bind   Vis      Ndx Name
>...
>  2090: 00070c12    61 FUNC    GLOBAL DEFAULT   10 _ZN12RGB_Image_327Recycle
>
>

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Attachments on bug 1585759: 1447544