syzbot


INFO: rcu detected stall in ext4_file_write_iter
Status: public: reported syz repro on 2019/04/23 08:58
Reported-by: syzbot+829a98851a62c9e37e2c@syzkaller.appspotmail.com
First crash: 826d, last: 785d
similar bugs (4):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: rcu detected stall in ext4_file_write_iter (2) 1 288d 288d 0/22 auto-closed as invalid on 2021/01/10 12:58
linux-4.14 INFO: rcu detected stall in ext4_file_write_iter C 7 3d11h 837d 0/1 upstream: reported C repro on 2019/04/12 16:30
upstream INFO: rcu detected stall in ext4_file_write_iter C inconclusive done 93 350d 882d 17/22 fixed on 2020/09/25 01:17
linux-4.19 INFO: rcu detected stall in ext4_file_write_iter C 7 5d09h 829d 0/1 upstream: reported C repro on 2019/04/20 13:09

Sample crash report:

Crashes (2):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-android-49-kasan-gce-root 2019/04/23 07:57 https://android.googlesource.com/kernel/common android-4.9 1ef64dae6217 53199d6e .config log report syz
ci-android-49-kasan-gce-root 2019/06/03 13:41 https://android.googlesource.com/kernel/common android-4.9 3434ddb20bf1 63bf051f .config log report