Re: [PATCH] kernel: initialize cpumask before parsing

2021-04-01 Thread Steven Rostedt
On Thu, 1 Apr 2021 14:58:23 +0900 Tetsuo Handa wrote: > KMSAN complains that new_value at cpumask_parse_user() from > write_irq_affinity() from irq_affinity_proc_write() is uninitialized. > > [ 148.133411][ T5509] = > [ 148.135383][

[PATCH] kernel: initialize cpumask before parsing

2021-04-01 Thread Tetsuo Handa
KMSAN complains that new_value at cpumask_parse_user() from write_irq_affinity() from irq_affinity_proc_write() is uninitialized. [ 148.133411][ T5509] = [ 148.135383][ T5509] BUG: KMSAN: uninit-value in find_next_bit+0x325/0x340 [