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BUG: Bad rss-counter state

Status: upstream: reported C repro on 2020/05/11 02:06
Reported-by: syzbot+2b91f36e96d47a31a670@syzkaller.appspotmail.com
First crash: 1999d, last: 166d
▶ ▼ Similar bugs (11)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream BUG: Bad rss-counter state -1 syz 20 2958d 2921d 0/29 closed as invalid on 2017/10/31 09:42
upstream BUG: Bad rss-counter state (2) kernel -1 11 2872d 2873d 0/29 closed as invalid on 2018/02/01 12:07
linux-4.19 BUG: Bad rss-counter state -1 C error 18 1491d 2037d 0/1 upstream: reported C repro on 2020/04/03 02:55
upstream BUG: Bad rss-counter state (4) -1 C done unreliable 124 900d 1992d 0/29 auto-obsoleted due to no activity on 2023/08/23 09:04
linux-4.14 BUG: Bad rss-counter state (2) -1 4 1693d 1790d 0/1 auto-closed as invalid on 2021/07/10 23:34
linux-4.14 BUG: Bad rss-counter state -1 1 2149d 2149d 0/1 auto-closed as invalid on 2020/04/11 05:38
linux-6.6 BUG: Bad rss-counter state -1 1 41d 41d 0/2 upstream: reported on 2025/09/19 14:06
upstream BUG: Bad rss-counter state (5) mm -1 C done 2365 110d 535d 29/29 fixed on 2025/08/07 23:42
upstream BUG: Bad rss-counter state (3) -1 C unreliable done 438 2286d 2752d 15/29 fixed on 2020/01/31 18:49
upstream BUG: Bad rss-counter state (6) -1 1 41d 37d 0/29 moderation: reported on 2025/09/23 11:15
android-49 BUG: Bad rss-counter state -1 11325 2157d 2391d 0/3 auto-closed as invalid on 2020/03/03 11:04
▶ ▼ Last patch testing requests (10)
Created Duration User Patch Repo Result
2025/10/26 00:27 23m retest repro android12-5.4 error
2025/08/16 15:07 12m retest repro android12-5.4 error
2025/06/06 09:29 1h43m retest repro android12-5.4 error
2025/03/28 05:24 6m retest repro android12-5.4 report log
2025/01/16 16:16 18m retest repro android12-5.4 error
2024/11/07 14:02 5m retest repro android12-5.4 report log
2024/08/28 21:34 4m retest repro android12-5.4 report log
2024/06/19 16:47 11m retest repro android12-5.4 report log
2024/04/09 19:26 1h59m retest repro android12-5.4 report log
2024/01/30 14:16 5m retest repro android12-5.4 report log

Sample crash report:
BUG: Bad rss-counter state mm:0000000064b66b9a type:MM_ANONPAGES val:1

Crashes (15):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2020/05/11 02:05 https://android.googlesource.com/kernel/common android-5.4 d6943e6313ab 8742a2b9 .config console log report syz C ci2-android-5-4-kasan
2025/05/17 17:25 android12-5.4 cd8e74fa0fa3 f41472b0 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: Bad rss-counter state
2025/04/19 07:44 android12-5.4 41adfeb3d639 2a20f901 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: Bad rss-counter state
2025/04/16 09:15 android12-5.4 41adfeb3d639 a95239b1 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: Bad rss-counter state
2025/03/31 12:02 android12-5.4 41adfeb3d639 d3999433 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: Bad rss-counter state
2025/03/13 15:40 android12-5.4 6b07fcd94a6a 44be8b44 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: Bad rss-counter state
2025/03/09 02:21 android12-5.4 6b07fcd94a6a 163f510d .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: Bad rss-counter state
2025/03/03 12:05 android12-5.4 6b07fcd94a6a c3901742 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: Bad rss-counter state
2025/03/01 16:51 android12-5.4 6b07fcd94a6a c3901742 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: Bad rss-counter state
2025/02/06 01:12 android12-5.4 cb850525fc3e 4dc70884 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: Bad rss-counter state
2025/02/01 21:04 android12-5.4 3f2c17e79750 568559e4 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: Bad rss-counter state
2023/08/29 12:44 android12-5.4 c83e2462239e 7ba13a15 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: Bad rss-counter state
2023/08/13 12:07 android12-5.4 fed9191809bc 39990d51 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: Bad rss-counter state
2022/12/23 03:03 android12-5.4 a8aad8851131 9da18ae8 .config console log report info [disk image] [vmlinux] [kernel image] ci2-android-5-4-perf-kasan BUG: Bad rss-counter state
2021/03/11 21:09 android12-5.4 11abbf486c2e 429d8a6b .config console log report info ci2-android-5-4-kasan BUG: Bad rss-counter state
* Struck through repros no longer work on HEAD.