syzbot


BUG: sleeping function called from invalid context in munlock_vma_pages_range
Status: upstream: reported on 2021/07/15 20:00
Reported-by: syzbot+2e3ee45ea14cd0b81f26@syzkaller.appspotmail.com
Fix commit: 023e1a8dd502 mm/rmap: fix new bug: premature return from page_mlock_one()
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte ci-qemu2-riscv64 ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-gce-leak ci-upstream-kasan-gce ci-upstream-kasan-gce-386 ci-upstream-kasan-gce-root ci-upstream-kasan-gce-selinux-root ci-upstream-kasan-gce-smack-root ci-upstream-linux-next-kasan-gce-root ci-upstream-net-kasan-gce ci-upstream-net-this-kasan-gce ci2-upstream-kcsan-gce ci2-upstream-usb], missing on: [ci-qemu2-arm32 ci-upstream-kmsan-gce ci-upstream-kmsan-gce-386]
First crash: 67d, last: 67d

Sample crash report:

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2021/07/11 19:57 upstream 98f7fdced2e0 8f5a7b8c .config log report info BUG: sleeping function called from invalid context in munlock_vma_pages_range