** Summary changed: - swapon hangs when using file on kernel 2.6.28-11 but works perfect on kernel 2.6.27.11 + swapon hangs when using file on kernels 2.6.28-13 and 2.6.28-11 but works perfect on kernel 2.6.27.11
** Description changed: I have tested a lot, changing VFAT (FAT32) umask, uid and gid on /etc/fstab, allways happens the same: - On kernel 2.6.28.11 swapon /media/SWAP/pagefile.sys hags, so at boot time it stops and Ctrl+Alt+Sup is only way to continue + On kernels 2.6.28.11 and 2.6.28.13 swapon /media/SWAP/pagefile.sys hags, so at boot time it stops and Ctrl+Alt+Sup is only way to continue On kernel 2.6.27-11 swapon /media/SWAP/pagefile.sys works perfectly. - Since i can select what kernel to load thanks to grub i cold do the next test: + Since i can select what kernel to load thanks to grub i can do the next + test with this results: + + -Boot selecting kernel 2.6.28-13 -> swapon hangs the PC at boot time when activating swap area on file. + -Reboot with Ctrl+Alt+Sup + -Boot selecting kernel 2.6.28-13 -> swapon hangs the PC at boot time when activating swap area on file. + -Reboot with Ctrl+Alt+Sup + ... so on as i select kernel 2.6.28-13 ... + -Boot selecting kernel 2.6.28-11 -> swapon hangs the PC at boot time when activating swap area on file. -Reboot with Ctrl+Alt+Sup -Boot selecting kernel 2.6.28-11 -> swapon hangs the PC at boot time when activating swap area on file. -Reboot with Ctrl+Alt+Sup ... so on as i select kernel 2.6.28-11 ... + -Boot selecting kernel 2.6.27-11 -> swapon works perfect at boot time and activate swap area on file. -Shutdown Ubuntu 9.04 normaly + -Boot selecting kernel 2.6.28-11 -> swapon hangs the PC at boot time when activating swap area on file. -Reboot with Ctrl+Alt+Sup -Boot selecting kernel 2.6.28-11 -> swapon hangs the PC at boot time when activating swap area on file. -Reboot with Ctrl+Alt+Sup ... so on as i select kernel 2.6.28-11 ... + + -Boot selecting kernel 2.6.28-11 -> swapon hangs the PC at boot time when activating swap area on file. + -Reboot with Ctrl+Alt+Sup + -Boot selecting kernel 2.6.28-11 -> swapon hangs the PC at boot time when activating swap area on file. + -Reboot with Ctrl+Alt+Sup + ... so on as i select kernel 2.6.28-11 ... + -Boot selecting kernel 2.6.27-11 -> swapon works perfect at boot time and activate swap area on file. -Shutdown Ubuntu 9.04 normaly - So i can see it only occurs when kernel 2.6.28-11 is selected. + So i can see it only occurs when kernel 2.6.28-11 is selected and also + when kernel 2.6.28-13 is selected. - Also i have commented swapon line, so i can boot with kernel 2.6.28-11, then i go to a prompt and type: + Also i have commented swapon line, so i can boot with kernels 2.6.28-11 + and 2.6.28-13, then i go to a prompt and type: + + + [Booting 2.6.28-13] + $uname -s -n -r -m + Linux ubuntu 2.6.28-13-generic i686 + $sudo swapon -s + [sudo] password for usuario: + Filename Type Size Used Priority + $sudo mkswap /media/SWAP/pagefile.sys + $sudo swapon /media/SWAP/pagefile.sys + <--< It hangs on swapon and console must be terminated, unable to kill swapon process, neither with kill -9 + + [Booting 2.6.28-11] + $uname -s -n -r -m + Linux ubuntu 2.6.28-11-generic i686 $sudo swapon -s [sudo] password for usuario: Filename Type Size Used Priority $sudo mkswap /media/SWAP/pagefile.sys $sudo swapon /media/SWAP/pagefile.sys <--< It hangs on swapon and console must be terminated, unable to kill swapon process, neither with kill -9 If i do the same but selecting kernel 2.6.27-11 at boot time i get: + $uname -s -n -r -m + Linux ubuntu 2.6.27-11-generic i686 $sudo swapon -s [sudo] password for usuario: Filename Type Size Used Priority $sudo mkswap /media/SWAP/pagefile.sys $sudo swapon /media/SWAP/pagefile.sys $sudo swapon -s Filename Type Size Used Priority /media/SWAP/pagefile.sys file 4186104 0 -1 $ Obviously /media/SWAP is mounted as on both cases as: /dev/sda1 on /media/SWAP type vfat (rw,utf8,umask=007,uid=0,gid=0) Also the file pagefile.sys is defragmented. I have also done the next just to avoid any possible of being the content of the file: $sudo umount /media/SWAP $sudo mkfs.vfat -F 32 -n PAGEFILE -v /dev/sda1 $sudo mount /dev/sda1 /media/SWAP $sudo dd bs=1MB cont=4081 if=/dev/zero of=/media/SWAP/pagefile.sys $sudo mkswap /media/SWAP/pagefiles.sys $swapon /media/SWAP/pagefile.sys - If i do this on kernel 2.6.27-11 works perfect but if done in kernel 2.6.28-11 it hangs on swapon + If i do this on kernel 2.6.27-11 works perfect but if done in kernels 2.6.28-13 and 2.6.28-11 it hangs on swapon I think it is a kernel bug. Also i had tried to put sync command between commands, but same occurs - swapon hangs on kernel 2.6.28-11 and on kernel 2.6.27-11 works fine. + swapon hangs on kernels 2.6.28-13 and 2.6.28-11 but on kernel 2.6.27-11 + works fine. Hope this info could help to solve such bug. Thanks. + + P.D.: If i had the oportunity i will check exactly the same, but with a + file size exactly of 4GB (4096MB) instead of actual size of 4081MB, it + is supposed not to affect, but who knows! ** Description changed: I have tested a lot, changing VFAT (FAT32) umask, uid and gid on /etc/fstab, allways happens the same: - On kernels 2.6.28.11 and 2.6.28.13 swapon /media/SWAP/pagefile.sys hags, so at boot time it stops and Ctrl+Alt+Sup is only way to continue + On kernels 2.6.28.13 and 2.6.28.11 swapon /media/SWAP/pagefile.sys hags, so at boot time it stops and Ctrl+Alt+Sup is only way to continue On kernel 2.6.27-11 swapon /media/SWAP/pagefile.sys works perfectly. Since i can select what kernel to load thanks to grub i can do the next test with this results: -Boot selecting kernel 2.6.28-13 -> swapon hangs the PC at boot time when activating swap area on file. -Reboot with Ctrl+Alt+Sup -Boot selecting kernel 2.6.28-13 -> swapon hangs the PC at boot time when activating swap area on file. -Reboot with Ctrl+Alt+Sup ... so on as i select kernel 2.6.28-13 ... -Boot selecting kernel 2.6.28-11 -> swapon hangs the PC at boot time when activating swap area on file. -Reboot with Ctrl+Alt+Sup -Boot selecting kernel 2.6.28-11 -> swapon hangs the PC at boot time when activating swap area on file. -Reboot with Ctrl+Alt+Sup ... so on as i select kernel 2.6.28-11 ... -Boot selecting kernel 2.6.27-11 -> swapon works perfect at boot time and activate swap area on file. -Shutdown Ubuntu 9.04 normaly -Boot selecting kernel 2.6.28-11 -> swapon hangs the PC at boot time when activating swap area on file. -Reboot with Ctrl+Alt+Sup -Boot selecting kernel 2.6.28-11 -> swapon hangs the PC at boot time when activating swap area on file. -Reboot with Ctrl+Alt+Sup ... so on as i select kernel 2.6.28-11 ... -Boot selecting kernel 2.6.28-11 -> swapon hangs the PC at boot time when activating swap area on file. -Reboot with Ctrl+Alt+Sup -Boot selecting kernel 2.6.28-11 -> swapon hangs the PC at boot time when activating swap area on file. -Reboot with Ctrl+Alt+Sup ... so on as i select kernel 2.6.28-11 ... -Boot selecting kernel 2.6.27-11 -> swapon works perfect at boot time and activate swap area on file. -Shutdown Ubuntu 9.04 normaly So i can see it only occurs when kernel 2.6.28-11 is selected and also when kernel 2.6.28-13 is selected. Also i have commented swapon line, so i can boot with kernels 2.6.28-11 and 2.6.28-13, then i go to a prompt and type: [Booting 2.6.28-13] $uname -s -n -r -m Linux ubuntu 2.6.28-13-generic i686 $sudo swapon -s [sudo] password for usuario: Filename Type Size Used Priority $sudo mkswap /media/SWAP/pagefile.sys $sudo swapon /media/SWAP/pagefile.sys <--< It hangs on swapon and console must be terminated, unable to kill swapon process, neither with kill -9 [Booting 2.6.28-11] $uname -s -n -r -m Linux ubuntu 2.6.28-11-generic i686 $sudo swapon -s [sudo] password for usuario: Filename Type Size Used Priority $sudo mkswap /media/SWAP/pagefile.sys $sudo swapon /media/SWAP/pagefile.sys <--< It hangs on swapon and console must be terminated, unable to kill swapon process, neither with kill -9 If i do the same but selecting kernel 2.6.27-11 at boot time i get: $uname -s -n -r -m Linux ubuntu 2.6.27-11-generic i686 $sudo swapon -s [sudo] password for usuario: Filename Type Size Used Priority $sudo mkswap /media/SWAP/pagefile.sys $sudo swapon /media/SWAP/pagefile.sys $sudo swapon -s Filename Type Size Used Priority /media/SWAP/pagefile.sys file 4186104 0 -1 $ Obviously /media/SWAP is mounted as on both cases as: /dev/sda1 on /media/SWAP type vfat (rw,utf8,umask=007,uid=0,gid=0) Also the file pagefile.sys is defragmented. I have also done the next just to avoid any possible of being the content of the file: $sudo umount /media/SWAP $sudo mkfs.vfat -F 32 -n PAGEFILE -v /dev/sda1 $sudo mount /dev/sda1 /media/SWAP $sudo dd bs=1MB cont=4081 if=/dev/zero of=/media/SWAP/pagefile.sys $sudo mkswap /media/SWAP/pagefiles.sys $swapon /media/SWAP/pagefile.sys If i do this on kernel 2.6.27-11 works perfect but if done in kernels 2.6.28-13 and 2.6.28-11 it hangs on swapon I think it is a kernel bug. Also i had tried to put sync command between commands, but same occurs swapon hangs on kernels 2.6.28-13 and 2.6.28-11 but on kernel 2.6.27-11 works fine. Hope this info could help to solve such bug. Thanks. P.D.: If i had the oportunity i will check exactly the same, but with a file size exactly of 4GB (4096MB) instead of actual size of 4081MB, it is supposed not to affect, but who knows! -- swapon hangs when using file on kernels 2.6.28-13 and 2.6.28-11 but works perfect on kernel 2.6.27.11 https://bugs.launchpad.net/bugs/366397 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
