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Dump the registers on undefined instruction userspace faults

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Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King 2014-04-10 00:49:50 +01:00
parent 0b1f68e836
commit b5b6b5f544
1 changed files with 1 additions and 0 deletions
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arch/arm/kernel/traps.c
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@ -445,6 +445,7 @@ asmlinkage void __exception do_undefinstr(struct pt_regs *regs)
if (user_debug & UDBG_UNDEFINED) {
printk(KERN_INFO "%s (%d): undefined instruction: pc=%p\n",
current->comm, task_pid_nr(current), pc);
__show_regs(regs);
dump_instr(KERN_INFO, regs);
}
#endif