Re: [PATCH] signal: allow the null signal in rt_sigqueueinfo()

2019-01-07 Thread Qian Cai
On 1/7/19 6:03 PM, Andrew Morton wrote: > On Sat, 5 Jan 2019 00:47:29 -0500 Qian Cai wrote: > >> Running the trinity fuzzer triggered this, >> >> UBSAN: Undefined behaviour in kernel/signal.c:2946:7 >> shift exponent 4294967295 is too large for 64-bit type 'long unsigned >> int' >> [ 3752.406

Re: [PATCH] signal: allow the null signal in rt_sigqueueinfo()

2019-01-07 Thread Andrew Morton
On Sat, 5 Jan 2019 00:47:29 -0500 Qian Cai wrote: > Running the trinity fuzzer triggered this, > > UBSAN: Undefined behaviour in kernel/signal.c:2946:7 > shift exponent 4294967295 is too large for 64-bit type 'long unsigned > int' > [ 3752.406618] dump_stack+0xe0/0x17a > [ 3752.419817] ubsan_