Did you try to set the kernel command line option as the kernel suggested? root=/dev/hda2 root=/dev/sda2
Picking 2 as it is the larger partition. I recommend always giving the full gem5 command line when posting here. On Mon, Jul 30, 2018 at 4:00 PM, Kleovoulos Kalaitzidis < [email protected]> wrote: > I am trying to setup Gem5 for full system simulation on x86. Following > Jason's tutorial, I have generated the image file for ubuntu 18.04. > Then for the kernel I did the following steps (with Jason's config): > make oldconfig > make vmlinux > > This creates an executable called vmlinux which I use as the kernel for > fs.py. After trying to run it and creating the telnet session, I get the > following errors (extracted the end of the messages): > > Using kernel 4.8.13: > List of all partitions: > 0100 16384 <callto:0100%2016384> ram0 (driver?) > 0101 16384 <callto:0101%2016384> ram1 (driver?) > 0102 16384 <callto:0102%2016384> ram2 (driver?) > 0103 16384 <callto:0103%2016384> ram3 (driver?) > 0104 16384 <callto:0104%2016384> ram4 (driver?) > 0105 16384 <callto:0105%2016384> ram5 (driver?) > 0106 16384 <callto:0106%2016384> ram6 (driver?) > 0107 16384 <callto:0107%2016384> ram7 (driver?) > 0108 16384 <callto:0108%2016384> ram8 (driver?) > 0109 16384 <callto:0109%2016384> ram9 (driver?) > 010a 16384 ram10 (driver?) > 010b 16384 ram11 (driver?) > 010c 16384 ram12 (driver?) > 010d 16384 ram13 (driver?) > 010e 16384 ram14 (driver?) > 010f 16384 ram15 (driver?) > 0300 8192000 <callto:0300%208192000> hda driver: ide-gd > 0301 1024 <callto:0301%201024> hda1 b3e8ba38-c801-461b-a765- > d4ccb929b5df > 0302 8188928 <callto:0302%208188928> hda2 > b68ea151-df09-44cf-8b99-0875407a5b25 > No filesystem could mount root, tried: ext3 ext4 ext2 fuseblk > Kernel panic - not syncing: VFS: Unable to mount root fs on > unknown-block(3,1) > CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.8.13 #1 > Hardware name: , BIOS 06/08/2008 > 0000000000000001 ffffffff811e0a97 ffff88001e5bc000 ffffffff816ea24b > ffffffff810ae1b3 ffff880000000010 ffff88001ec57ec0 ffff88001ec57e58 > ffff88001ec57eb0 ffff88001ec57ec8 0000000000000012 0000000000000000 > Call Trace: > [<ffffffff811e0a97>] ? dump_stack+0x5d/0x79 > [<ffffffff810ae1b3>] ? panic+0xd3/0x20b > [<ffffffff818ad403>] ? mount_block_root+0x2a4/0x2bb > [<ffffffff818ad6fe>] ? prepare_namespace+0x161/0x197 > [<ffffffff818ad052>] ? kernel_init_freeable+0x182/0x18b > [<ffffffff8141bbb7>] ? kernel_init+0x5/0xe6 > [<ffffffff814207bf>] ? ret_from_fork+0x1f/0x40 > [<ffffffff8141bbb2>] ? rest_init+0x69/0x69 > Kernel Offset: disabled > ---[ end Kernel panic - not syncing: VFS: Unable to mount root fs on > unknown-block(3,1) > > Using Kernel 4.17.9: > [ 0.413939] VFS: Cannot open root device "hda1" or unknown-block(0,0): > error -6 > [ 0.413951] Please append a correct "root=" boot option; here are the > available partitions: > [ 0.413966] 0800 8192000 <callto:0800%208192000> sda > [ 0.413967] driver: sd > [ 0.413982] 0801 1024 <callto:0801%201024> sda1 > b3e8ba38-c801-461b-a765-d4ccb929b5df > [ 0.413983] > [ 0.414000] 0802 8188928 <callto:0802%208188928> sda2 > b68ea151-df09-44cf-8b99-0875407a5b25 > [ 0.414001] > [ 0.414018] Kernel panic - not syncing: VFS: Unable to mount root fs on > unknown-block(0,0) > > The problem seems to be during the creation of the kernel, where I do not > install any driver. Jason mentions that I should probably need to install > some drivers/software, but they are not specified. > From what I've seen on the internet it is likely to be a filesystem driver > missing or an incompatibility of kernel and linux version. > > Would anyone be able to give directions on how to understand and solve > this issue? > > > -- > Kleovoulos Kalaitzidis > Doctorant - Équipe PACAP > > Centre de recherche INRIA Rennes - Bretagne Atlantique > Bâtiment 12E, Bureau E321, Campus de Beaulieu, > 35042 Rennes Cedex, France > > _______________________________________________ > gem5-users mailing list > [email protected] > http://m5sim.org/cgi-bin/mailman/listinfo/gem5-users >
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