[리눅스커널][크래시] syzbot: KASAN: null-ptr-deref Write in queue_work_on

[리눅스커널][크래시] syzbot: KASAN: null-ptr-deref Write in queue_work_on

syzbot이 커널 패닉을 감지했다. 출처https://groups.google.com/forum/#!topic/syzkaller-bugs/yfiJ_du-UK0https://lkml.org/lkml/2019/8/21/1116 로그 분석 먼저 콜스택을 볼까?CPU: 0 PID: 9691 Comm: syz-executor935 Not tainted 5.3.0-rc4+ #113Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS queue_work_on+0xa6/0x210 kernel/workqueue.c:1517 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_s