On 14 October 2016 at 11:23, Jiri Slaby wrote:
> echo | ./program
> where ./program contains fcntl(0, F_SETPIPE_SZ, 0) this is triggered:
> UBSAN: Undefined behaviour in ../include/linux/log2.h:63:13
> shift exponent 64 is too large for 64-bit type 'long unsigned int'
> CPU: 3
On 14 October 2016 at 11:23, Jiri Slaby wrote:
> echo | ./program
> where ./program contains fcntl(0, F_SETPIPE_SZ, 0) this is triggered:
> UBSAN: Undefined behaviour in ../include/linux/log2.h:63:13
> shift exponent 64 is too large for 64-bit type 'long unsigned int'
> CPU: 3 PID: 4978 Comm:
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