syzbot


possible deadlock in io_poll_double_wake (3)
Status: upstream: reported C repro on 2021/04/13 21:07
Reported-by: syzbot+e654d4e15e6b3b9deb53@syzkaller.appspotmail.com
First crash: 193d, last: 8h17m

Cause bisection: failed (bisect log)
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream possible deadlock in io_poll_double_wake (2) C error error 431 193d 386d 22/22 fixed on 2021/04/09 19:46
upstream possible deadlock in io_poll_double_wake C 17 402d 430d 0/22 closed as dup on 2020/08/15 18:15
Patch testing requests:
Created Duration User Patch Repo Result
2021/05/07 20:03 11m alaaemadhossney.ae@gmail.com upstream error
2021/04/27 01:29 10m alaaemadhossney.ae@gmail.com upstream report log

Sample crash report:

Fix bisection attempts:
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2021/06/13 05:26 upstream 8ecfa36cd4db 6a81331a .config log report syz C
Crashes (419):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce 2021/06/17 17:53 upstream 70585216fe77 aba2b2fb .config log report syz C possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce 2021/04/10 01:08 upstream 17e7124aad76 6a81331a .config log report syz C possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/19 20:48 upstream d9abdee5fd5a 466b7db1 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/19 19:30 upstream d9abdee5fd5a 466b7db1 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/19 01:10 upstream 519d81956ee2 24dc29db .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/18 23:51 upstream 519d81956ee2 24dc29db .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/18 10:50 upstream cf52ad5ff16c 0c5d9412 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/18 08:58 upstream cf52ad5ff16c 0c5d9412 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/18 05:59 upstream d999ade1cc86 0c5d9412 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/17 10:34 upstream d999ade1cc86 0c5d9412 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/17 08:46 upstream d999ade1cc86 0c5d9412 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/17 05:33 upstream 304040fb4909 0c5d9412 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/16 20:53 upstream 304040fb4909 0c5d9412 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/16 04:39 upstream 8fe31e0995f0 0c5d9412 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/15 10:53 upstream ec681c53f8d2 0c5d9412 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/15 07:20 upstream ec681c53f8d2 aab7690b .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/14 22:49 upstream 26d657410983 7aa5fe41 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/14 19:33 upstream 26d657410983 7aa5fe41 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/13 22:17 upstream 348949d9a444 5462d470 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/13 20:37 upstream 348949d9a444 5462d470 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/12 05:54 upstream fa5878760579 838e7e2c .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/12 03:43 upstream 64570fbc14f8 838e7e2c .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/11 13:24 upstream 64570fbc14f8 838e7e2c .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/11 11:19 upstream 64570fbc14f8 838e7e2c .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/11 06:20 upstream efb52a7d9511 838e7e2c .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/10 23:03 upstream efb52a7d9511 838e7e2c .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/10 09:42 upstream 7fd2bf83d59a 838e7e2c .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/09 18:42 upstream 717478d89fe2 838e7e2c .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/09 17:33 upstream 717478d89fe2 838e7e2c .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/09 13:22 upstream 5d6ab0bb408f 838e7e2c .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/09 12:19 upstream 5d6ab0bb408f 838e7e2c .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/08 22:59 upstream 5d6ab0bb408f efe0f24d .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/08 20:28 upstream 1da38549dd64 efe0f24d .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/08 09:03 upstream 1da38549dd64 efe0f24d .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/07 19:58 upstream 4a16df549d23 efe0f24d .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/07 18:43 upstream 4a16df549d23 efe0f24d .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/07 17:35 upstream 5af4055fa813 efe0f24d .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/07 15:40 upstream 5af4055fa813 efe0f24d .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/07 09:10 upstream 5af4055fa813 62ee0987 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/07 06:49 upstream 60a9483534ed 62ee0987 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/06 20:55 upstream 60a9483534ed 62ee0987 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/06 19:52 upstream 60a9483534ed 62ee0987 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/06 15:25 upstream 60a9483534ed 0a63fd36 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/06 14:02 upstream 60a9483534ed 0a63fd36 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/06 08:38 upstream f6274b06e326 0a63fd36 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/05 16:41 upstream f6274b06e326 0a63fd36 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/05 15:25 upstream f6274b06e326 0a63fd36 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/05 13:26 upstream 84b3e42564ac ce697b49 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/05 03:29 upstream 84b3e42564ac ce697b49 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/04 22:21 upstream 84b3e42564ac ce697b49 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-root 2021/10/04 09:24 upstream 9e1ff307c779 ce697b49 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce 2021/09/19 14:02 upstream d4d016caa4b8 70b76c1d .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-smack-root 2021/09/18 10:32 upstream 4357f03d6611 70b76c1d .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-selinux-root 2021/04/27 20:43 upstream 57fa2369ab17 805b5003 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce 2021/04/09 21:01 upstream 17e7124aad76 6a81331a .config log report info possible deadlock in io_poll_double_wake
ci-upstream-kasan-gce-386 2021/09/16 22:41 upstream ff1ffd71d5f0 aae492f2 .config log report info possible deadlock in io_poll_double_wake
ci-upstream-linux-next-kasan-gce-root 2021/10/05 06:58 linux-next a25006a77348 ce697b49 .config log report info possible deadlock in io_poll_double_wake