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WARNING: can't dereference registers at (null) for ip ret_from_intr

Status: upstream: reported C repro on 2020/12/19 10:38
Reported-by: syzbot+f6bee1585c1f0ccd8ef4@syzkaller.appspotmail.com
First crash: 1472d, last: 771d
Fix bisection: failed (error log, bisect log)
  
▶ ▼ Fix bisection attempts (3)
Created Duration User Patch Repo Result
2021/02/20 21:26 20m bisect fix linux-4.19.y error job log
2021/02/17 23:09 18m bisect fix linux-4.19.y error job log
2021/02/04 21:10 0m bisect fix linux-4.19.y error job log

Sample crash report:
WARNING: can't dereference registers at           (null) for ip ret_from_intr+0xb/0x1e

Crashes (28):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2022/11/20 13:35 linux-4.19.y 3f8a27f9e27b 5bb70014 .config console log report syz C [disk image] [vmlinux] ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2022/03/03 04:53 linux-4.19.y 3f8a27f9e27b 45a13a73 .config console log report syz C ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2022/02/28 13:07 linux-4.19.y 3f8a27f9e27b 45a13a73 .config console log report syz C ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2021/10/23 01:51 linux-4.19.y 3f8a27f9e27b 282f03fb .config console log report syz C ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2021/01/05 21:10 linux-4.19.y 3207316b3bee a0234d98 .config console log report syz C ci2-linux-4-19
2020/12/19 11:31 linux-4.19.y 13d2ce42de8c 04201c06 .config console log report syz C ci2-linux-4-19
2022/11/20 13:14 linux-4.19.y 3f8a27f9e27b 5bb70014 .config console log report info [disk image] [vmlinux] ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2022/09/08 22:44 linux-4.19.y 3f8a27f9e27b f3027468 .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2022/08/31 20:40 linux-4.19.y 3f8a27f9e27b 51e54e30 .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2022/08/10 09:01 linux-4.19.y 3f8a27f9e27b aaa9eaa0 .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2022/07/31 18:01 linux-4.19.y 3f8a27f9e27b fef302b1 .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2022/03/13 05:28 linux-4.19.y 3f8a27f9e27b 9e8eaa75 .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2022/03/07 16:24 linux-4.19.y 3f8a27f9e27b 7bdd8b2c .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2022/03/05 05:16 linux-4.19.y 3f8a27f9e27b 45a13a73 .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2022/03/01 18:19 linux-4.19.y 3f8a27f9e27b 45a13a73 .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2022/02/12 01:11 linux-4.19.y 3f8a27f9e27b 8b9ca619 .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2021/11/29 18:41 linux-4.19.y 3f8a27f9e27b d0830353 .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2021/11/29 01:18 linux-4.19.y 3f8a27f9e27b 63eeac02 .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2021/11/23 15:35 linux-4.19.y 3f8a27f9e27b 545ab074 .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2021/11/16 10:31 linux-4.19.y 3f8a27f9e27b 600426bd .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2021/11/15 15:23 linux-4.19.y 3f8a27f9e27b 75b04091 .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2021/11/15 03:26 linux-4.19.y 3f8a27f9e27b 75b04091 .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2021/11/14 07:26 linux-4.19.y 3f8a27f9e27b 75b04091 .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2021/10/28 06:05 linux-4.19.y 3f8a27f9e27b be531bb4 .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2021/07/14 04:09 linux-4.19.y fcfbdfe9626e 484502bd .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2021/04/23 22:47 linux-4.19.y 2965db2e004c 17f0b706 .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2021/03/01 09:29 linux-4.19.y 2d19be4653f5 4c37c133 .config console log report info ci2-linux-4-19 WARNING: can't dereference registers at (null) for ip ret_from_intr
2020/12/19 10:37 linux-4.19.y 13d2ce42de8c 04201c06 .config console log report info ci2-linux-4-19
* Struck through repros no longer work on HEAD.