[sane-devel] Canon ImageClass MF644Cdw
Louis Lagendijk
louis at fazant.net
Mon Nov 4 22:33:03 GMT 2019
hi David,
Can you please try to load the sane debug symbols: It would be good to
see where in the backend
this line "0x6D08054: ??? (in /usr/lib/x86_64-linux-gnu/sane/libsane-
pixma.so.1.0.28)" is erroring?
Thanks, Louis
On Sat, 2019-10-05 at 13:48 -0700, David McMahon wrote:
> Thanks Kip. I've tried a few more things to try to isolate.
> First
>
> $ cat /etc/lsb-release
> DISTRIB_ID=LinuxMint
> DISTRIB_RELEASE=19
> DISTRIB_CODENAME=tara
> DISTRIB_DESCRIPTION="Linux Mint 19 Tara"
>
> Commenting pixma out of dll.conf avoids the buffer overflow but then
> of course the scanner is not found.
>
> $ scanimage -L
>
> No scanners were identified. If you were expecting something
> different,
> check that the scanner is plugged in, turned on and detected by the
> sane-find-scanner tool (if appropriate). Please read the
> documentation
> which came with this software (README, FAQ, manpages).
>
> valgrind might be of use here? Here's a rum with pixma uncommented
> in dll.conf:
>
> $ valgrind scanimage -L
> ==16057== Memcheck, a memory error detector
> ==16057== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et
> al.
> ==16057== Using Valgrind-3.13.0 and LibVEX; rerun with -h for
> copyright info
> ==16057== Command: scanimage -L
> ==16057==
> *** buffer overflow detected ***: scanimage terminated
> ==16057==
> ==16057== Process terminating with default action of signal 6
> (SIGABRT)
> ==16057== at 0x5526E97: raise (raise.c:51)
> ==16057== by 0x5528800: abort (abort.c:79)
> ==16057== by 0x5571896: __libc_message (libc_fatal.c:181)
> ==16057== by 0x561CCFE: __fortify_fail_abort (fortify_fail.c:33)
> ==16057== by 0x561CD20: __fortify_fail (fortify_fail.c:44)
> ==16057== by 0x561AA0F: __chk_fail (chk_fail.c:28)
> ==16057== by 0x5619F28: _IO_str_chk_overflow (vsprintf_chk.c:31)
> ==16057== by 0x5576493: _IO_default_xsputn (genops.c:417)
> ==16057== by 0x5544FEA: vfprintf (vfprintf.c:1643)
> ==16057== by 0x5619FCA: __vsprintf_chk (vsprintf_chk.c:82)
> ==16057== by 0x5619EF9: __sprintf_chk (sprintf_chk.c:31)
> ==16057== by 0x6D08054: ??? (in /usr/lib/x86_64-linux-
> gnu/sane/libsane-pixma.so.1.0.28)
> ==16057==
> ==16057== HEAP SUMMARY:
> ==16057== in use at exit: 23,779 bytes in 57 blocks
> ==16057== total heap usage: 2,975 allocs, 2,918 frees, 1,105,998
> bytes allocated
> ==16057==
> ==16057== LEAK SUMMARY:
> ==16057== definitely lost: 0 bytes in 0 blocks
> ==16057== indirectly lost: 0 bytes in 0 blocks
> ==16057== possibly lost: 10,968 bytes in 30 blocks
> ==16057== still reachable: 12,811 bytes in 27 blocks
> ==16057== suppressed: 0 bytes in 0 blocks
> ==16057== Rerun with --leak-check=full to see details of leaked
> memory
> ==16057==
> ==16057== For counts of detected and suppressed errors, rerun with:
> -v
> ==16057== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from
> 0)
> Aborted
>
> On Sat, Oct 5, 2019 at 1:21 PM Kip Shaffer <kip at shafferhouse.org>
> wrote:
> > Hi David! Here is my output from the same command. I have nothing
> > in my pixma.conf file.
> > SANE_DEBUG_BJNP=5 scanimage -L 2>&1
> > [sanei_debug] Setting debug level of bjnp to 5.
> > [bjnp] sanei_bjnp_find_devices, pixma backend version: 0.23.4
> > [bjnp] sanei_bjnp_find_devices: No devices specified in
> > configuration file.
> > [bjnp] sanei_bjnp_find_devices: Added all configured scanners, now
> > do auto detection...
> > [bjnp] prepare_socket: lo is not a valid IPv4 interface,
> > skipping...
> > [bjnp] prepare_socket: eth0 is IPv4 capable, sending broadcast,
> > socket = 39
> > [bjnp] prepare_socket: lo is not a valid IPv6 interface,
> > skipping...
> > [bjnp] prepare_socket: eth0 is IPv6 capable, sending broadcast,
> > socket = 40
> > [bjnp] sanei_bjnp_find_devices: Select returned, time left
> > 0.499992....
> > [bjnp] sanei_find_devices: Discover response:
> > [bjnp] 00000000:4d 46 4e 50 82 01 00 00 00 00 00 00 00 00 00 10
> > [bjnp] 00000010:00 01 80 00 06 04 f4 a9 97 c9 3d 62 c0 a8 01 6f
> > [bjnp] get_scanner_name: Name for 192.168.1.111 not found : Name or
> > service not known
> > [bjnp]
> > bjnp_allocate_device(mfnp://192.168.1.111:8610/timeout=10000) 0
> > [bjnp] get_scanner_name: Name for 192.168.1.111 not found : Name or
> > service not known
> > [bjnp] setup_udp_socket: Setting up a UDP socket, dest:
> > 192.168.1.111 port 8610
> > [bjnp] bjnp_get_scanner_mac_address: Discover response:
> > [bjnp] 00000000:4d 46 4e 50 82 01 00 00 00 00 00 00 00 00 00 10
> > [bjnp] 00000010:00 01 80 00 06 04 f4 a9 97 c9 3d 62 c0 a8 01 6f
> > [bjnp] bjnp_allocate_device: Scanner not yet in our list, added it:
> > 192.168.1.111:8610
> > [bjnp] get_scanner_id: Get scanner identity
> > [bjnp] 00000000:4d 46 4e 50 02 30 00 00 00 01 00 00 00 00 00 00
> > [bjnp] setup_udp_socket: Setting up a UDP socket, dest:
> > 192.168.1.111 port 8610
> > [bjnp] get_scanner_id: scanner identity:
> > [bjnp] 00000000:4d 46 4e 50 82 30 00 00 00 01 00 00 00 00 00 5a
> > [bjnp] 00000010:4d 46 47 3a 43 41 4e 4f 4e 3b 43 4d 44 3a 4d 46
> > [bjnp] 00000020:4e 50 31 2c 4d 75 6c 74 69 50 41 53 53 20 32 2e
> > [bjnp] 00000030:31 3b 4d 44 4c 3a 4d 46 36 34 32 43 2f 36 34 33
> > [bjnp] 00000040:43 2f 36 34 34 43 3b 43 4c 53 3a 49 4d 47 3b 44
> > [bjnp] 00000050:45 53 3a 43 61 6e 6f 6e 20 4d 46 36 34 32 43 2f
> > [bjnp] 00000060:36 34 33 43 2f 36 34 34 43 3b
> > [bjnp] get_scanner_id: Scanner identity string =
> > MFG:CANON;CMD:MFNP1,MultiPASS
> > 2.1;MDL:MF642C/643C/644C;CLS:IMG;DES:Canon MF642C/643C/644C; -
> > length = 90
> > [bjnp] get_scanner_id: Scanner model = MF642C/643C/644C
> > [bjnp] add_scanner: New scanner added:
> > mfnp://192.168.1.111:8610/timeout=10000, serial 192.168.1.111, mac
> > address: f4a997c93d62.
> > [bjnp] sanei_bjnp_find_devices: Select returned, time left
> > 0.499997....
> > [bjnp] sanei_find_devices: Discover response:
> > [bjnp] 00000000:4d 46 4e 50 82 01 00 00 00 00 00 00 00 00 00 10
> > [bjnp] 00000010:00 01 80 00 06 04 f4 a9 97 c9 3d 62 c0 a8 01 6f
> > [bjnp] get_scanner_name: Name for 192.168.1.111 not found : Name or
> > service not known
> > [bjnp]
> > bjnp_allocate_device(mfnp://192.168.1.111:8610/timeout=10000) 1
> > [bjnp] get_scanner_name: Name for 192.168.1.111 not found : Name or
> > service not known
> > [bjnp] setup_udp_socket: Setting up a UDP socket, dest:
> > 192.168.1.111 port 8610
> > [bjnp] bjnp_get_scanner_mac_address: Discover response:
> > [bjnp] 00000000:4d 46 4e 50 82 01 00 00 00 00 00 00 00 00 00 10
> > [bjnp] 00000010:00 01 80 00 06 04 f4 a9 97 c9 3d 62 c0 a8 01 6f
> > [bjnp] add_scanner: Scanner at
> > mfnp://192.168.1.111:8610/timeout=10000 was added before, good!
> > [bjnp] sanei_find_devices: scanner discovery finished...
> > device `pixma:MF642C/643C/644C_192.168.1.111' is a CANON Canon i-
> > SENSYS MF640 Series multi-function peripheral
> >
> >
> >
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