syzbot


KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
Status: fixed on 2021/04/09 19:46
Reported-by: syzbot+3536db46dfa58c573458@syzkaller.appspotmail.com
Fix commit: 6df8fb83301d bpf_lru_list: Read double-checked variable once without lock
First crash: 533d, last: 287d

Sample crash report:

Crashes (237):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-upstream-kcsan-gce 2021/02/20 12:35 upstream f40ddce88593 3e5ed8b4 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/19 17:27 upstream f40ddce88593 f689d40a .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/17 19:28 upstream f40ddce88593 14052202 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/17 07:40 upstream f40ddce88593 052f8d9f .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/15 01:21 upstream f40ddce88593 98682e5e .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/14 12:01 upstream 358feceebbf6 98682e5e .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/13 10:08 upstream c6d8570e4d64 98682e5e .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/12 21:07 upstream dcc0b49040c7 98682e5e .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/11 23:17 upstream 291009f656e8 a5f86b15 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/11 01:21 upstream 291009f656e8 a52ee10a .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/10 09:12 upstream e0756cfc7d7c 9c8b8541 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/08 13:11 upstream 92bf22614b21 2ce644fc .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/07 23:00 upstream b75dba7f472c 2ce644fc .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/07 08:57 upstream 825b5991a46e 2ce644fc .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/07 01:20 upstream 964d069f93c4 0655e081 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/06 06:22 upstream 1e0d27fce010 23a562df .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/05 13:48 upstream dd86e7fa07a3 23a562df .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/05 02:26 upstream 5c279c4cf206 23a562df .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/04 13:16 upstream 61556703b610 42b90a7c .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/03 23:03 upstream 3afe9076a7c1 624dad51 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/02 22:56 upstream 3aaf0a27ffc2 624dad51 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/02 09:41 upstream 88bb507a74ea 19e09687 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/01 20:12 upstream 88bb507a74ea e6b95f32 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/01 16:03 upstream 1048ba83fb1c e6b95f32 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/02/01 03:45 upstream 1048ba83fb1c fc9fd31e .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/31 14:07 upstream 6642d600b541 fc9fd31e .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/31 05:34 upstream 8c947645151c fc9fd31e .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/30 09:44 upstream 0e9bcda5d286 fc9fd31e .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/30 02:45 upstream bec4c2968fce fc9fd31e .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/28 20:30 upstream e5ff2cb9cf67 7df34f59 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/28 06:14 upstream 76c057c84d28 eefc07f2 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/28 00:34 upstream 76c057c84d28 a57db36f .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/27 19:22 upstream 2ab38c17aac1 a57db36f .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/27 08:42 upstream 2ab38c17aac1 a0ebf917 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/26 18:14 upstream 13391c60da33 55a7d4df .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/25 22:36 upstream f8ad8187c3b5 52e37319 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/25 10:11 upstream 6ee1d745b7c9 52e37319 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/24 20:28 upstream e68061375f79 52e37319 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/24 04:10 upstream e1ae4b0be158 52e37319 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/23 10:13 upstream fe75a21824e7 52e37319 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/22 19:59 upstream 83d09ad4b950 52e37319 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/22 09:58 upstream 83d09ad4b950 d4f4eca5 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/21 18:48 upstream 9791581c049c d4f4eca5 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/20 23:35 upstream 75439bc439e0 d4f4eca5 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/20 10:12 upstream 45dfb8a5659a d4f4eca5 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/20 05:20 upstream 45dfb8a5659a 63631df1 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/19 00:09 upstream 1e2a199f6ccd 63631df1 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/18 19:51 upstream 19c329f68089 63631df1 .config log report info KCSAN: data-race in bpf_lru_pop_free / bpf_lru_push_free
ci2-upstream-kcsan-gce 2021/01/17 11:06 upstream 0da0a8a0a0e1 813be542 .config log report info
ci2-upstream-kcsan-gce 2020/08/17 15:08 upstream 9123e3a74ec7 5ce13532 .config log report
ci2-upstream-kcsan-gce 2020/08/15 10:59 upstream c9c9735c46f5 5ce13532 .config log report
ci2-upstream-kcsan-gce 2020/06/19 10:40 upstream 5e857ce6eae7 bc258b50 .config log report