syzbot


KMSAN: uninit-value in udf_evict_inode (2)
Status: upstream: reported on 2021/12/13 15:28
Reported-by: syzbot+9ca499bb57a2b9e4c652@syzkaller.appspotmail.com
Fix commit: f05f2429eec6 udf: Fix error handling in udf_new_inode()
Patched on: [ci-qemu-upstream ci-qemu-upstream-386 ci-qemu2-arm32 ci-qemu2-arm64 ci-qemu2-arm64-compat ci-qemu2-arm64-mte 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-riscv64 ci-upstream-bpf-kasan-gce ci-upstream-bpf-next-kasan-gce ci-upstream-kmsan-gce ci-upstream-kmsan-gce-386]
First crash: 47d, last: 2d16h
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream KMSAN: uninit-value in udf_evict_inode 159 439d 486d 17/22 fixed on 2020/11/16 12:12
upstream KMSAN: uninit-value in ext4_inode_journal_mode (2) 49 3d08h 17d 0/22 upstream: reported on 2022/01/07 15:40

Sample crash report:

Crashes (10):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kmsan-gce-386 2022/01/22 09:30 https://github.com/google/kmsan.git master 85cfd6e539bd 214351e1 .config log report info KMSAN: uninit-value in udf_evict_inode
ci-upstream-kmsan-gce-386 2022/01/17 07:23 https://github.com/google/kmsan.git master fa3879a274df 723cfaf0 .config log report info KMSAN: uninit-value in udf_evict_inode
ci-upstream-kmsan-gce-386 2022/01/04 10:56 https://github.com/google/kmsan.git master 81c325bbf94e 7f723fbe .config log report info KMSAN: uninit-value in udf_evict_inode
ci-upstream-kmsan-gce-386 2022/01/02 16:59 https://github.com/google/kmsan.git master 81c325bbf94e e1768e9c .config log report info KMSAN: uninit-value in udf_evict_inode
ci-upstream-kmsan-gce-386 2021/12/28 10:09 https://github.com/google/kmsan.git master 81c325bbf94e 6b3c5e64 .config log report info KMSAN: uninit-value in udf_evict_inode
ci-upstream-kmsan-gce-386 2021/12/21 12:48 https://github.com/google/kmsan.git master 81c325bbf94e a938f0b8 .config log report info KMSAN: uninit-value in udf_evict_inode
ci-upstream-kmsan-gce-386 2021/12/21 10:55 https://github.com/google/kmsan.git master 81c325bbf94e 62bd192b .config log report info KMSAN: uninit-value in udf_evict_inode
ci-upstream-kmsan-gce-386 2021/12/17 03:12 https://github.com/google/kmsan.git master b0a8b5053e8b 44068e19 .config log report info KMSAN: uninit-value in udf_evict_inode
ci-upstream-kmsan-gce-386 2021/12/16 02:50 https://github.com/google/kmsan.git master cc9a49821cdb 572bcb40 .config log report info KMSAN: uninit-value in udf_evict_inode
ci-upstream-kmsan-gce-386 2021/12/08 22:35 https://github.com/google/kmsan.git master 8b936c96768e a4a2a501 .config log report info KMSAN: uninit-value in udf_evict_inode