syzbot


INFO: task hung in __blkdev_get (2)
Status: closed as dup on 2018/09/08 15:48
Reported-by: syzbot+2a732b5a87000875c1f3@syzkaller.appspotmail.com
First crash: 1284d, last: 1054d
Duplicate of (1):
Title Repro Cause bisect Fix bisect Count Last Reported
INFO: task hung in generic_file_write_iter 7 1092d 1230d
duplicates (7):
Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
INFO: task hung in __writeback_inodes_sb_nr 53 1050d 1313d 0/22 closed as dup on 2018/09/08 15:33
INFO: task hung in lookup_slow 148 1045d 1339d 0/22 closed as dup on 2018/09/08 15:36
INFO: task hung in sync_inodes_sb 58 1050d 1288d 0/22 closed as dup on 2018/09/08 15:37
INFO: task hung in d_alloc_parallel 213 1004d 1335d 0/22 closed as dup on 2018/09/08 15:40
INFO: task hung in path_openat 246 1047d 1337d 0/22 closed as dup on 2018/09/08 15:37
INFO: task hung in do_truncate C 7 1109d 1273d 0/22 closed as dup on 2018/09/08 15:38
INFO: task hung in filename_create 121 1035d 1320d 0/22 closed as dup on 2018/09/08 15:39
similar bugs (9):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-49 INFO: task hung in __blkdev_get C 1504 730d 963d 0/3 public: reported C repro on 2019/04/12 00:00
android-44 INFO: task hung in __blkdev_get syz 521 732d 961d 0/2 public: reported syz repro on 2019/04/14 00:02
android-414 INFO: task hung in __blkdev_get 1859 730d 962d 0/1 auto-closed as invalid on 2020/02/28 16:13
upstream INFO: task hung in __blkdev_get (3) 1 956d 956d 0/22 closed as invalid on 2019/05/08 13:05
linux-4.14 INFO: task hung in __blkdev_get C 672 5h00m 963d 0/1 upstream: reported C repro on 2019/04/11 13:17
upstream INFO: task hung in __blkdev_get C 662 1325d 1451d 6/22 fixed on 2018/05/08 18:30
linux-4.19 INFO: task hung in __blkdev_get C 71 2d22h 840d 0/1 upstream: reported C repro on 2019/08/13 00:10
upstream INFO: task hung in __blkdev_get (4) 1 774d 774d 0/22 auto-closed as invalid on 2020/01/15 05:33
upstream INFO: task hung in __blkdev_get (5) 8 353d 568d 0/22 auto-closed as invalid on 2021/03/11 14:46

Sample crash report:

Crashes (11):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2019/01/10 10:37 upstream 4064e47c8281 45c0c1b1 .config log report
ci-upstream-kasan-gce-smack-root 2019/01/01 20:05 upstream e1ef035d272e 3d85f48c .config log report
ci-upstream-kasan-gce-smack-root 2018/12/04 21:51 upstream 0072a0c14d5b 6ad0ae61 .config log report
ci-upstream-kasan-gce-smack-root 2018/11/27 13:48 upstream ef78e5ec9214 4b6d14f2 .config log report
ci-upstream-kasan-gce-selinux-root 2018/09/28 06:31 upstream c127e59bee3e 0c2fa87b .config log report
ci-upstream-kasan-gce-root 2018/09/03 01:30 upstream 899ba79553cf a4718693 .config log report
ci-upstream-kasan-gce-root 2018/07/20 11:22 upstream fb7d1bcf1602 49f35839 .config log report
ci-upstream-kasan-gce-root 2018/07/07 05:24 upstream 29119529d8de 6c0c0099 .config log report
ci-upstream-kasan-gce-root 2018/05/25 11:29 upstream b50694381cfc f48c20b8 .config log report
ci-upstream-linux-next-kasan-gce-root 2018/08/05 21:55 linux-next 116b181bb646 1beb8136 .config log report
ci-upstream-linux-next-kasan-gce-root 2018/08/01 01:13 linux-next d1e0b8e0cb7a 1477993e .config log report