OpenWrt 22.03.2 second service release

mpratt14 · November 29, 2022, 1:47am

can someone please help resolve this issue?

[22.03] [master] lzma-loader corrupted, soft-bricking devices

opened 04:05AM - 23 Nov 22 UTC

links to patch that fixes this: http://lists.openwrt.org/pipermail/openwrt-deve…l/2022-November/039855.html https://patchwork.ozlabs.org/project/openwrt/patch/mailman.40844.1669077476.4154159.openwrt-devel@lists.openwrt.org/ I sent a fix to mailing list recently, but I wanted to expand on the issue so hopefully this is taken care of faster. commit a01d23e755ba46f41e667d558d82d4871d7f5450 although it's a very good idea, is causing side-effects and regressions because of how the recipes for the lzma-loader are written specifically the uImage file starts out with an append (>> redirection) so if the file already exists, the new binary is placed on top of the lzma compressed binary this leads to the lzma-loader having a uImage inside the lzma compressed uImage and being twice the size, and not working example: `openwrt-22.03.2-ath79-generic-engenius_eap1200h-squashfs-sysupgrade.bin` images for this device are actually a tar.gz the lzma loader is the "uImage" file within the tar.gz image extraction: ``` $ wget https://downloads.openwrt.org/releases/22.03.2/targets/ath79/generic/openwrt-22.03.2-ath79-generic-engenius_eap1200h-squashfs-sysupgrade.bin $ gzip -dc openwrt*-ath79-generic-engenius_eap1200h-squashfs-sysupgrade.bin | tar -xvf - $ dumpimage -o openwrt-ar71xx-generic-eap1200h-lzma.lzma openwrt-ar71xx-generic-eap1200h-uImage-lzma.bin $ unlzma openwrt-ar71xx-generic-eap1200h-lzma.lzma ``` size difference: (expected size is 0xD1C) ``` $ ls -lsa openwrt-ar71xx-generic-eap1200h-uImage-lzma.bin 8 -rw-r--r-- 1 pi pi 6737 Oct 14 18:44 openwrt-ar71xx-generic-eap1200h-uImage-lzma.bin $ ls -lsa openwrt-ar71xx-generic-eap1200h-uImage-lzma.bin 4 -rw-r--r-- 1 pi pi 3329 Oct 13 15:16 openwrt-ar71xx-generic-eap1200h-uImage-lzma.bin ``` hexdump first couple lines after lzma decompression `$ hexedit -l 16 openwrt-ar71xx-generic-eap1200h-lzma` ``` 22.03.2 after decompression is another uImage 00000000 27 05 19 56 E5 3B DA 75 63 49 E6 59 00 00 0C DC '..V.;.ucI.Y.... 00000010 80 06 00 00 80 06 00 00 C2 07 0D 7F 05 05 02 03 ................ 00000020 4D 49 50 53 20 4F 70 65 6E 57 72 74 20 4C 69 6E MIPS OpenWrt Lin 00000030 75 78 2D 35 2E 31 30 2E 31 34 36 00 00 00 00 00 ux-5.10.146..... 00000040 6D 00 00 80 00 00 00 01 00 00 00 00 00 00 20 20 m............. 00000050 0E 00 08 43 32 05 54 97 4E 05 43 94 EB DC 70 06 ...C2.T.N.C...p. 00000060 B9 EA 83 3E AF F2 49 A7 B9 D3 38 18 1E 05 48 CC ...>..I...8...H. 00000070 AD FB 50 BB FE EE 1E 65 41 C7 CE CC 97 4E 7E 72 ..P....eA....N~r 00000080 6C E5 E2 B7 2F 90 D7 9B 02 45 18 5E B8 6E D9 71 l.../....E.^.n.q 21.02 after decompression is expected machine code 00000000 40 80 90 00 40 80 98 00 40 80 68 00 40 08 60 00 @...@...@.h.@.`. 00000010 3C 09 10 00 35 29 00 1F 01 09 40 25 39 08 00 1F <...5)....@%9... 00000020 40 88 60 00 00 00 00 C0 40 08 80 00 24 09 FF F8 @.`.....@...$... 00000030 01 09 40 24 35 08 00 03 40 88 80 00 00 00 00 00 ..@$5...@....... 00000040 40 80 48 00 40 80 58 00 00 00 00 C0 3C 08 81 80 @.H.@.X.....<... 00000050 25 08 00 5C 04 11 00 01 00 00 00 00 03 E8 40 23 %..\..........@# 00000060 11 00 00 1C 00 00 00 00 3C 09 81 80 25 29 00 00 ........<...%).. 00000070 3C 0A 81 80 25 4A 17 00 01 09 40 21 8D 0B 00 00 <...%J....@!.... 00000080 AD 2B 00 00 21 29 00 04 01 2A 08 2A 14 20 FF FB .+..!)...*.*. .. ```