Hi Sascha, I can reproduce this on barebox 2016.06.0 for example with: cp /env/data/ansi-colors /env/data/ But "memcpy -s /env/data/ansi-colors -d /env/data/ansi-colors 0 0" works without problem. I try this with next barebox version (2016.07.0). Maybe it's already fixed. On Thu, Jul 07, 2016 at 08:55:45AM +0200, Sascha Hauer wrote: > Hi Wjatscheslaw, > > On Wed, Jul 06, 2016 at 04:02:45PM +0200, Wjatscheslaw Stoljarski wrote: > > Hi, > > > > overwriting a file in barebox, didn't work properly. > > I have never seen this. Can you reproduce this any maybe even have a > command sequence that fails? A quick 'cp' from one file to another > existing file did not show this problem. > > Sascha > > > > > > ---------------------- 8< ------------------------- > > unable to handle NULL pointer dereference at address 0x00000000 > > pc : [<2ff20f86>] lr : [<2ff20eff>] > > sp : 2ffef808 ip : 201383fc fp : 00000000 > > r10: 2003cc94 r9 : 20138665 r8 : 00000269 > > r7 : 00000000 r6 : 1ff9a5d0 r5 : 00001fff r4 : 00000269 > > r3 : 00000000 r2 : 00001fff r1 : 00000000 r0 : 201383fc > > Flags: Nzcv IRQs off FIQs off Mode SVC_32 > > [<2ff20f86>] (ramfs_read+0xba/0xc8) from [<2ff228d5>] (__read+0x41/0x58) > > [<2ff228d5>] (__read+0x41/0x58) from [<2ff22f6f>] (read+0x2b/0x48) > > [<2ff22f6f>] (read+0x2b/0x48) from [<2ff1ca31>] (copy_file+0x85/0x118) > > [<2ff1ca31>] (copy_file+0x85/0x118) from [<2ff14ead>] (do_cp+0x109/0x128) > > [<2ff14ead>] (do_cp+0x109/0x128) from [<2ff03209>] (execute_command+0x21/0x48) > > [<2ff03209>] (execute_command+0x21/0x48) from [<2ff07443>] (run_list_real+0x56b/0x638) > > [<2ff07443>] (run_list_real+0x56b/0x638) from [<2ff06da9>] (parse_stream_outer+0xd9/0x164) > > [<2ff06da9>] (parse_stream_outer+0xd9/0x164) from [<2ff076d1>] (run_shell+0x31/0x60) > > [<2ff076d1>] (run_shell+0x31/0x60) from [<2ff03209>] (execute_command+0x21/0x48) > > [<2ff03209>] (execute_command+0x21/0x48) from [<2ff07443>] (run_list_real+0x56b/0x638) > > [<2ff07443>] (run_list_real+0x56b/0x638) from [<2ff0715d>] (run_list_real+0x285/0x638) > > > > [<2ff28519>] (unwind_backtrace+0x1/0x58) from [<2ff00cd1>] (panic+0x1d/0x2c) > > [<2ff00cd1>] (panic+0x1d/0x2c) from [<2ff289bd>] (do_exception+0xd/0x10) > > [<2ff289bd>] (do_exception+0xd/0x10) from [<2ff28a1d>] (do_data_abort+0x21/0x2c) > > [<2ff28a1d>] (do_data_abort+0x21/0x2c) from [<2ff28714>] (do_abort_6+0x48/0x54) > > ---------------------- 8< ------------------------- > > > > _______________________________________________ > > barebox mailing list > > barebox@xxxxxxxxxxxxxxxxxxx > > http://lists.infradead.org/mailman/listinfo/barebox > > > > -- > Pengutronix e.K. | | > Industrial Linux Solutions | http://www.pengutronix.de/ | > Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | > Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
