syzbot


INFO: task hung in __schedule (3)

Status: closed as invalid on 2018/02/12 11:39
Subsystems: kernel
[Documentation on labels]
Reported-by: syzbot+b82b0908f32954358705@syzkaller.appspotmail.com
First crash: 2784d, last: 2776d
Similar bugs (2)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream INFO: task hung in __schedule kernel 1 3 2819d 2822d 0/29 closed as invalid on 2017/12/19 12:40
upstream INFO: task hung in __schedule (2) kernel 1 1 2798d 2798d 0/29 closed as invalid on 2018/01/05 10:57

Sample crash report:
INFO: task syz-executor6:15151 blocked for more than 120 seconds.
      Not tainted 4.15.0-rc9+ #208
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
syz-executor6   D25520 15151   3712 0x00000004
Call Trace:
 context_switch kernel/sched/core.c:2799 [inline]
 __schedule+0x8eb/0x2060 kernel/sched/core.c:3375
 ? free_opacket_write_wait: Connection to 216.239.38.127 port 9600: Broken pipe

Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2018/01/25 14:13 net-next-old 8ec59b44a006 6b2a715e .config console log report ci-upstream-net-kasan-gce
2018/01/17 00:03 net-next-old e02f08a07098 a46e5318 .config console log report ci-upstream-net-kasan-gce
* Struck through repros no longer work on HEAD.