syzbot


INFO: task hung in truncate_inode_pages_range
Status: upstream: reported C repro on 2020/11/19 23:29
Reported-by: syzbot+a6720bebbec2809156b3@syzkaller.appspotmail.com
First crash: 307d, last: 14h00m
similar bugs (7):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 INFO: task hung in truncate_inode_pages_range C 1 22d 232d 0/1 upstream: reported C repro on 2021/02/03 07:50
android-44 INFO: task hung in truncate_inode_pages_range 7 1247d 1323d 0/2 auto-closed as invalid on 2019/02/22 13:19
android-49 INFO: task hung in truncate_inode_pages_range 86 1165d 1324d 0/3 auto-closed as invalid on 2019/02/22 14:33
upstream INFO: task hung in truncate_inode_pages_range (2) 10 664d 734d 0/22 auto-closed as invalid on 2020/02/27 00:38
upstream INFO: task hung in truncate_inode_pages_range (3) 1 448d 448d 0/22 auto-closed as invalid on 2020/08/31 17:47
upstream INFO: task hung in truncate_inode_pages_range 151 1048d 1383d 0/22 closed as dup on 2017/12/12 16:49
android-49 INFO: task hung in truncate_inode_pages_range (2) 1 774d 774d 0/3 auto-closed as invalid on 2019/12/08 23:58

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2021/09/23 06:15 linux-4.14.y 8ea4f73cfa7e 52e37319 .config log report syz C
ci2-linux-4-14 2021/08/24 05:43 linux-4.14.y 162b95d01320 52e37319 .config log report syz C
ci2-linux-4-14 2021/07/25 01:16 linux-4.14.y 964f3712e6a7 52e37319 .config log report syz C
ci2-linux-4-14 2021/06/24 23:08 linux-4.14.y cfb41ef9deb1 52e37319 .config log report syz C
ci2-linux-4-14 2021/05/25 21:01 linux-4.14.y 96afcb20f36f 52e37319 .config log report syz C
ci2-linux-4-14 2021/04/25 20:33 linux-4.14.y cf256fbcbe34 52e37319 .config log report syz C
ci2-linux-4-14 2021/03/26 13:24 linux-4.14.y 670d6552eda8 52e37319 .config log report syz C
ci2-linux-4-14 2021/02/24 12:53 linux-4.14.y 3242aa3a635c 52e37319 .config log report syz C
ci2-linux-4-14 2021/01/19 00:38 linux-4.14.y 2762b48e9611 0767f13f .config log report syz C
ci2-linux-4-14 2020/12/20 00:04 linux-4.14.y 3f2ecb86cb90 0767f13f .config log report syz C
Crashes (2):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2021/01/25 05:21 linux-4.14.y 2d2791fce891 52e37319 .config log report syz C INFO: task hung in truncate_inode_pages_range
ci2-linux-4-14 2020/11/19 23:28 linux-4.14.y 8961076ed318 0767f13f .config log report syz C