> Hi, > I have been trying to debug a multi controller hang issue with crash. > > It seems that crash works fine on stock ubuntu 14.04 running > 3.13.0-39-generic. However when I recompile kernel and try to run > crash on it I get the following error: > > crash> mod -s nvme ./nvme.ko > MODULE NAME SIZE OBJECT FILE > ffffffffa01d1240 nvme 58727 ./nvme.ko > crash> add-symbol-file ./nvme.ko 0xffffffffa01d1240 > add symbol table from file "./nvme.ko" at > .text_addr = 0xffffffffa01d1240 > Reading symbols from /root/mynvme.sriov/nvme.ko...DW_FORM_strp > pointing outside of .debug_str section [in module > /root/mynvme.sriov/nvme.ko] > gdb: gdb request failed: add-symbol-file ./nvme.ko 0xffffffffa01d1240 > crash> > Any input on what I might have done wrong? Do I need to rebuild the > crash utility package along with the kernel? > > Thanks, > Kallol This is the wrong mailing list for crash utility issues. Please send your queries to crash-util...@redhat.com.
That being said, the "mod -s" command does the add-symbol-file command behind the scenes. Your discrete "add-symbol-file" command is both unnecessary and incorrect -- 0xffffffffa01d1240 is the address of the nvme module's module data structure and not the starting text address. Dave Anderson -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
