> Hi > > I am facing a problem related to nfs boot, while using the stmmac driver > ported on 2.6.37 kernel. When we use a JFFS2 file system and mount the > kernel, > the network driver works fine. > > I have been following the mailing list and could find some issues with NFS > on 2.6.37 but I am not too sure whether the kernel crash I am getting is > related to that. > > The driver worked fine on 2.6.32 kernel, but while booting the 2.6.37 > kernel I get the following log messages: > Also no problem on my side with the Kernel 2.6.32 plus the latest device driver from net-2.6. Peppe > stmmac: Rx Checksum Offload Engine supported > TX Checksum insertion supported > IP-Config: Complete: > device=eth0, addr=192.168.1.10, mask=255.255.255.0, > gw=255.255.255.255, > host=192.168.1.10, domain=, nis-domain=(none), > bootserver=192.168.1.1, rootserver=192.168.1.1, rootpath= > VFS: Unable to mount root fs via NFS, trying floppy. > VFS: Cannot open root device "nfs" or unknown-block(2,0) > Please append a correct "root=" boot option; here are the available > partitions: > 1f00 64 mtdblock0 (driver?) > 1f01 256 mtdblock1 (driver?) > 1f02 2816 mtdblock2 (driver?) > 1f03 5056 mtdblock3 (driver?) > Kernel panic - not syncing: VFS: Unable to mount root fs on > unknown-block(2,0) > Backtrace: > [<c00370f0>] (dump_backtrace+0x0/0x110) from [<c0037234>] > (dump_stack+0x18/0x1c) > r7:c7b5b000 r6:00000000 r5:c7b5b015 r4:c04296b8 > [<c003721c>] (dump_stack+0x0/0x1c) from [<c004ebf8>] (panic+0x60/0x180) > [<c004eb98>] (panic+0x0/0x180) from [<c0009114>] > (mount_block_root+0x1d4/0x214) > r3:00000000 r2:00000001 r1:c782bf50 r0:c0394851 > [<c0008f40>] (mount_block_root+0x0/0x214) from [<c00091fc>] > (mount_root+0xa8/0xc8) > [<c0009154>] (mount_root+0x0/0xc8) from [<c0009388>] > (prepare_namespace+0x16c/0x1d0) > r4:c04288c0 > [<c000921c>] (prepare_namespace+0x0/0x1d0) from [<c0008904>] > (kernel_init+0x1cc/0x220) > r5:c0402048 r4:c0428860 > [<c0008738>] (kernel_init+0x0/0x220) from [<c00522a8>] (do_exit+0x0/0x5e0) > r7:00000013 r6:c00522a8 r5:c0008738 r4:00000000 > CPU0: stopping > Backtrace: > [<c00370f0>] (dump_backtrace+0x0/0x110) from [<c0037234>] > (dump_stack+0x18/0x1c) > r7:c0405484 r6:00000406 r5:00000000 r4:00000000 > [<c003721c>] (dump_stack+0x0/0x1c) from [<c002d334>] (do_IPI+0xb4/0x124) > [<c002d280>] (do_IPI+0x0/0x124) from [<c0032bb4>] (__irq_svc+0x34/0xc0) > Exception stack(0xc03f3f50 to 0xc03f3f98) > 3f40: c0402048 00000000 c03f3f98 > 00000000 > 3f60: c03f2000 c04288dc c0027290 c0405484 000258e8 411fc091 00000000 > c03f3fa4 > 3f80: c03f3fa8 c03f3f98 c0034a24 c0034a28 60000013 ffffffff > r5:fc800100 r4:ffffffff > [<c00349fc>] (default_idle+0x0/0x30) from [<c0034874>] > (cpu_idle+0x80/0xc0) > [<c00347f4>] (cpu_idle+0x0/0xc0) from [<c030602c>] (rest_init+0x64/0x7c) > r5:c04288dc r4:c04020b0 > [<c0305fc8>] (rest_init+0x0/0x7c) from [<c0008bd4>] > (start_kernel+0x27c/0x2d8) > [<c0008958>] (start_kernel+0x0/0x2d8) from [<00008038>] (0x8038) > r5:c0401fac r4:10c5387d > > I have tried the same over latest source picked from linus tree, > 4162cf64973df51fc885825bc9ca4d055891c49f > Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6 > > We are using version 3 of the NFs protocol in kernel's NFS client. > > > Regards > Deepak > ST Microelectronics > > . > > > -- > To unsubscribe from this list: send the line "unsubscribe netdev" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
