Hello Vincent, The board is the GL.iNet GL-B1300. You can read about it here: https://openwrt.org/toh/gl.inet/gl.inet_gl-b1300
On Fri, May 21, 2021 at 2:18 PM Vincent Wiemann <[email protected]> wrote: > > Hi Ibrahim, > > please post the affected model name. It could e.g. be a bad board design > which requires the flash to be clocked slower or something. > Without knowing the affected board, it is guessing... > > Best, > > Vincent > > On 5/21/21 1:19 PM, Ibrahim Tachijian wrote: > > Hello, > > > > We use approximately 10k IPQ40XX devices and we have noticed that > > every time we run "sysupgrade -n" we lose approximately 1% of the > > routers in the process. > > After further investigation I'm almost confident that it is not the > > sysupgrade process that is the culprit - so what I did was that I put > > one test router into a reboot loop. > > > > This is what I do; > > > > Boot the router in a fresh state after a newly installed image. > > The image contains a reboot loop that consists of a shell script that > > runs every minute. > > > > The shell script tries to run a php-script which simply echoes "Hello > > World". If the php-script exists normally then we reboot the router. > > > > However the php-script exists abnormally then the router stops and > > does nothing other than informing me that there was a bus-error making > > php not able to process the hello world script. > > > > When this process runs the router reboots approximately 50 times > > before it boots into a state which is faulty where I see bus-errors > > when I try to run php scripts for example. > > > > > > Looking into dmesg you can see some errors such as, > > > > [10985.209438] SQUASHFS error: squashfs_read_data failed to read block > > 0x3a803e > > [11045.218685] SQUASHFS error: xz decompression failed, data probably > > corrupt > > [11045.218731] SQUASHFS error: squashfs_read_data failed to read block > > 0x3a803e > > [11105.228157] SQUASHFS error: xz decompression failed, data probably > > corrupt > > [11105.228203] SQUASHFS error: squashfs_read_data failed to read block > > 0x3a803e > > > > or > > > > [26218.687905] SQUASHFS error: Unable to read page, block 1b99a, size 10234 > > [26221.057472] SQUASHFS error: Unable to read data cache entry [1b99a] > > [26221.057551] SQUASHFS error: Unable to read page, block 1b99a, size 10234 > > [26221.062926] SQUASHFS error: Unable to read data cache entry [1b99a] > > [26221.069742] SQUASHFS error: Unable to read page, block 1b99a, size 10234 > > [26224.460239] SQUASHFS error: Unable to read data cache entry [1b99a] > > [26224.460320] SQUASHFS error: Unable to read page, block 1b99a, size 10234 > > > > or > > > > [62745.801178] SQUASHFS error: squashfs_read_data failed to read block > > 0x732ae2 > > [62773.347234] SQUASHFS error: xz decompression failed, data probably > > corrupt > > [62773.347281] SQUASHFS error: squashfs_read_data failed to read block > > 0x732ae2 > > [62790.132661] SQUASHFS error: xz decompression failed, data probably > > corrupt > > [62790.132706] SQUASHFS error: squashfs_read_data failed to read block > > 0x732ae2 > > [62790.216746] SQUASHFS error: xz decompression failed, data probably > > corrupt > > [62790.216792] SQUASHFS error: squashfs_read_data failed to read block > > 0x732ae2 > > [62800.810525] SQUASHFS error: xz decompression failed, data probably > > corrupt > > [62800.810570] SQUASHFS error: squashfs_read_data failed to read block > > 0x732ae2 > > [62828.336267] SQUASHFS error: xz decompression failed, data probably > > corrupt > > > > > > > > Now, you would assume that the squashfs-partition is broken - but if > > this was the case then a reboot should not help. It does. > > Rebooting the router after it boots in this faulty state fixes the issue. > > > > So approximately 1-2% of my reboots make the router go into this faulty > > state. > > > > I am clueless on how to further investigate this issue. For now my > > work around is restarting the router via a bash script should it > > notice there are bus-errors or i/o errors. > > > > Thanks > > > > > > > _______________________________________________ > openwrt-devel mailing list > [email protected] > https://lists.openwrt.org/mailman/listinfo/openwrt-devel -- Ibrahim Tachijian _______________________________________________ openwrt-devel mailing list [email protected] https://lists.openwrt.org/mailman/listinfo/openwrt-devel
