[FS#465] kmodloader (ubox) Illegal intruction

[LEDE Bugs]

The following task has a new comment added:

FS#465 - kmodloader (ubox) Illegal intruction
User who did this - yousong (yousong)

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I tried running QEMU malta-be with -cpu 74kf and gdb showed that the SIGILL was caused by a MIPS DSP instruction: lwx.

Can you also share the output of "./scripts/diffconfig.sh"?


Program received signal SIGILL, Illegal instruction.
alloc_module (name=name at entry=0x414150  "af_key", aliases=aliases at entry=0x7ffffa60, naliases=naliases at entry=1,
    depends=, size=34600) at /mnt/storage/lede/lede/build_dir/target-mips_24kc_musl/ubox-2017-01-29-ac2d43e7/kmodloader.c:299
299     /mnt/storage/lede/lede/build_dir/target-mips_24kc_musl/ubox-2017-01-29-ac2d43e7/kmodloader.c: No such file or directory.
(gdb) x/6i $pc-8
   0x401d68 : move    a1,s0
   0x401d6c : addiu   s1,s1,1
=> 0x401d70 : jal     0x401ac0 
   0x401d74 : lwx     a0,v0(a0)
   0x401d78 : b       0x401d38 
   0x401d7c : lw      v0,16(s0)
(gdb)

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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=465#comment1653