BUG: sleeping function called from invalid context in corrupted

Status: fixed on 2021/03/10 01:49
Subsystems: wireless
[Documentation on labels]
Reported-by: syzbot+b7aeb9318541a1c709f1@syzkaller.appspotmail.com
Fix commit: 7bc40aedf24d mac80211: free sta in sta_info_insert_finish() on errors
First crash: 2088d, last: 2062d
Cause bisection: introduced by (bisect log) :
commit dcd479e10a0510522a5d88b29b8f79ea3467d501
Author: Johannes Berg <johannes.berg@intel.com>
Date: Fri Oct 9 12:17:11 2020 +0000

  mac80211: always wind down STA state

Crash: BUG: sleeping function called from invalid context in sta_info_move_state (log)
Repro: syz .config
  
▶ ▼ Discussions (9)
Title Replies (including bot) Last reply
[PATCH 5.4 000/158] 5.4.80-rc1 review 166 (166) 2020/12/11 20:25
[PATCH 4.19 00/91] 4.19.160-rc1 review 98 (98) 2020/11/24 22:52
[PATCH 5.9 000/252] 5.9.11-rc1 review 259 (259) 2020/11/24 20:28
[PATCH 4.4 00/38] 4.4.246-rc1 review 43 (43) 2020/11/24 19:53
[PATCH 4.9 00/47] 4.9.246-rc1 review 51 (51) 2020/11/24 08:31
[PATCH 4.14 00/60] 4.14.209-rc1 review 63 (63) 2020/11/24 07:21
[PATCH] mac80211: free sta in sta_info_insert_finish() on errors 1 (1) 2020/11/12 10:22
[PATCH] mac80211: wind down station state earlier 2 (2) 2020/11/12 08:26
BUG: sleeping function called from invalid context in corrupted 0 (1) 2020/11/09 13:23
▶ ▼ Similar bugs (2)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream BUG: sleeping function called from invalid context in corrupted (2) net 5 C done 4 1509d 1509d 0/29 auto-obsoleted due to no activity on 2023/04/21 20:05
linux-4.19 BUG: sleeping function called from invalid context in corrupted 5 C done 2 2071d 2072d 1/1 fixed on 2020/12/25 08:46

Sample crash report:
BUG: sleeping function called from invalid context at net/mac80211/sta_info.c:1962

Crashes (18):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/11/13 22:54 upstream 585e5b17b92d e1140d25 .config console log report syz ci-upstream-kasan-gce-smack-root
2020/11/11 19:45 upstream eccc87672492 cca87986 .config console log report syz ci-upstream-kasan-gce-smack-root
2020/11/11 04:12 upstream e2f0c565ec70 cca87986 .config console log report syz ci-upstream-kasan-gce-smack-root
2020/11/07 02:39 upstream bf3e76289cd2 64069d48 .config console log report syz ci-upstream-kasan-gce-smack-root
2020/11/12 21:51 net-old 52755b66ddce 77a55c8e .config console log report syz ci-upstream-net-this-kasan-gce
2020/11/07 05:10 net-old bf3e76289cd2 64069d48 .config console log report syz ci-upstream-net-this-kasan-gce
2020/12/03 12:50 bpf-next 97306be45fbe e6b0d314 .config console log report syz ci-upstream-bpf-next-kasan-gce
2020/12/03 12:02 bpf-next 97306be45fbe e6b0d314 .config console log report syz ci-upstream-bpf-next-kasan-gce
2020/12/01 17:01 bpf-next df5422851559 07bfe8a5 .config console log report syz ci-upstream-bpf-next-kasan-gce
2020/12/01 15:24 bpf-next df5422851559 07bfe8a5 .config console log report syz ci-upstream-bpf-next-kasan-gce
2020/11/27 15:14 bpf-next 830382e4ccb5 5018c946 .config console log report syz ci-upstream-bpf-next-kasan-gce
2020/11/25 03:11 bpf-next 1c26ac6ab3ce e34b696c .config console log report syz ci-upstream-bpf-next-kasan-gce
2020/11/19 09:42 bpf-next d05512618056 0767f13f .config console log report syz ci-upstream-bpf-next-kasan-gce
2020/11/16 08:55 bpf-next 2d38c5802f46 1bf9a662 .config console log report syz ci-upstream-bpf-next-kasan-gce
2020/11/15 10:32 bpf-next 2d38c5802f46 1bf9a662 .config console log report syz ci-upstream-bpf-next-kasan-gce
2020/11/14 11:26 net-next-old 774626fa440e 1bf9a662 .config console log report syz ci-upstream-net-kasan-gce
2020/11/16 03:34 linux-next 92edc4aef867 1bf9a662 .config console log report syz ci-upstream-linux-next-kasan-gce-root
2020/11/11 08:21 linux-next 6dd65e60af98 cca87986 .config console log report syz ci-upstream-linux-next-kasan-gce-root
* Struck through repros no longer work on HEAD.