syzbot


general protection fault in scatterwalk_copychunks (4)
Status: upstream: reported on 2021/03/16 06:48
Reported-by: syzbot+66e3ea42c4b176748b9c@syzkaller.appspotmail.com
First crash: 42d, last: 30d
similar bugs (8):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream general protection fault in scatterwalk_copychunks (3) C 95 913d 1039d 0/22 closed as invalid on 2019/06/10 23:08
upstream general protection fault in scatterwalk_copychunks (2) C 141 1204d 1231d 3/22 fixed on 2018/01/11 01:23
linux-4.14 general protection fault in scatterwalk_copychunks C 176 1d01h 733d 0/1 upstream: reported C repro on 2019/04/21 07:15
linux-4.19 general protection fault in scatterwalk_copychunks C 83 2d12h 672d 0/1 upstream: reported C repro on 2019/06/20 18:59
upstream general protection fault in scatterwalk_copychunks C 414 1232d 1241d 3/22 fixed on 2017/12/08 02:32
linux-4.14 KASAN: use-after-free Read in scatterwalk_copychunks C inconclusive 4 78d 733d 0/1 upstream: reported C repro on 2019/04/21 07:18
linux-4.19 KASAN: use-after-free Read in scatterwalk_copychunks C 7 8d18h 568d 0/1 upstream: reported C repro on 2019/10/03 04:34
linux-4.14 KASAN: slab-out-of-bounds Read in scatterwalk_copychunks C inconclusive 6 86d 590d 0/1 upstream: reported C repro on 2019/09/11 08:57

Sample crash report:

Crashes (5):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2021/03/23 18:24 upstream 84196390 e613994b .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-selinux-root 2021/03/23 00:59 upstream 84196390 8092f30d .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-smack-root 2021/03/22 23:23 upstream 84196390 8092f30d .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-kasan-gce-386 2021/03/22 23:25 upstream 84196390 8092f30d .config log report info general protection fault in scatterwalk_copychunks
ci-upstream-net-this-kasan-gce 2021/03/11 22:47 net 47142ed6 429d8a6b .config log report info general protection fault in scatterwalk_copychunks