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INFO: task hung in __blkdev_get (3)

Status: closed as invalid on 2019/05/08 13:05
Subsystems: fs
[Documentation on labels]
First crash: 2320d, last: 2320d
Similar bugs (9)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-49 INFO: task hung in __blkdev_get 1 C 1504 2094d 2327d 0/3 public: reported C repro on 2019/04/12 00:00
android-44 INFO: task hung in __blkdev_get 1 syz 521 2096d 2325d 0/2 public: reported syz repro on 2019/04/14 00:02
android-414 INFO: task hung in __blkdev_get 1 1859 2094d 2326d 0/1 auto-closed as invalid on 2020/02/28 16:13
upstream INFO: task hung in __blkdev_get (2) udf 1 11 2418d 2542d 0/29 closed as dup on 2018/09/08 15:48
linux-4.14 INFO: task hung in __blkdev_get ntfs vfs 1 C 741 916d 2327d 0/1 upstream: reported C repro on 2019/04/11 13:17
upstream INFO: task hung in __blkdev_get fs 1 C 662 2689d 2815d 5/29 fixed on 2018/05/08 18:30
linux-4.19 INFO: task hung in __blkdev_get vfs ntfs 1 C error 144 909d 2204d 0/1 upstream: reported C repro on 2019/08/13 00:10
upstream INFO: task hung in __blkdev_get (4) fs 1 1 2138d 2138d 0/29 auto-closed as invalid on 2020/01/15 05:33
upstream INFO: task hung in __blkdev_get (5) fs 1 8 1717d 1932d 0/29 auto-closed as invalid on 2021/03/11 14:46

Sample crash report:
INFO: task blkid:10403 blocked for more than 143 seconds.
      Not tainted 5.1.0-rc5+ #73
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
blkid           D28912 10403   8323 0x00000000
Call Trace:
 context_switch kernel/sched/core.c:2877 [inline]
 __schedule+0x813/0x1cc0 kernel/sched/core.c:3518
 schedule+0x92/0x180 kernel/sched/core.c:3562
 schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:3620
 __mutex_lock_common kernel/locking/mutex.c:1002 [inline]
 __mutex_lock+0x726/0x1310 kernel/locking/mutex.c:1072
 mutex_lock_nested+0x16/0x20 kernel/locking/mutex.c:1087
 __blkdev_get+0x19b/0x1660 fs/block_dev.c:1513
 blkdev_get+0xc4/0x990 fs/block_dev.c:1667
 blkdev_open+0x205/0x290 fs/block_dev.c:1825

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/04/18 20:57 upstream e53f31bffe1d b0e8efcb .config console log report ci-upstream-kasan-gce-selinux-root
* Struck through repros no longer work on HEAD.