BUG: non-zero pgtables_bytes on freeing mm: NUM (2)

Status: auto-obsoleted due to no activity on 2026/06/14 06:33
Labels: prio:high
[Documentation on labels]
Reported-by: syzbot+19f44299464568538837@syzkaller.appspotmail.com
First crash: 148d, last: 148d
▶ ▼ ✨ AI Jobs (2)
ID Workflow Result Correct Bug Created Started Finished Revision
cedced27 assessment-security DenialOfService: ✅ Exploitable: ❌ FilesystemTrigger: ❌ NetworkTrigger: ❌ PeripheralTrigger: ❌ RemoteTrigger: ❌ Unprivileged: ✅ UserNamespace: ✅ VMGuestTrigger: ❌ VMHostTrigger: ❌ ❓ BUG: non-zero pgtables_bytes on freeing mm: NUM (2) 2026/06/01 02:24 2026/06/01 02:24 2026/06/01 03:33 6b4a8443
c5b394c6 assessment-security 💥 BUG: non-zero pgtables_bytes on freeing mm: NUM (2) 2026/05/15 10:04 2026/05/15 10:04 2026/05/15 10:05 9cd3beaa
▶ ▼ Similar bugs (1)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream BUG: non-zero pgtables_bytes on freeing mm: NUM -1 1 1849d 1845d 0/29 auto-closed as invalid on 2021/09/17 02:28

Sample crash report:
BUG: non-zero pgtables_bytes on freeing mm: 4096

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/03/16 06:32 linux-next b84a0ebe421c ee8d34d6 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-rust-kasan-gce BUG: non-zero pgtables_bytes on freeing mm: NUM
* Struck through repros no longer work on HEAD.