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Date: Mon, 18 May 2020 00:27:16 -0700 From: syzbot <syzbot+347e2331d03d06ab0224@...kaller.appspotmail.com> To: linux-kernel@...r.kernel.org, syzkaller-bugs@...glegroups.com Subject: BUG: Bad rss-counter state (4) Hello, syzbot found the following crash on: HEAD commit: ac935d22 Add linux-next specific files for 20200415 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=14b66e6e100000 kernel config: https://syzkaller.appspot.com/x/.config?x=bc498783097e9019 dashboard link: https://syzkaller.appspot.com/bug?extid=347e2331d03d06ab0224 compiler: gcc (GCC) 9.0.0 20181231 (experimental) syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12d18e6e100000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=104170d6100000 IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+347e2331d03d06ab0224@...kaller.appspotmail.com BUG: Bad rss-counter state mm:00000000a67744c9 type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:00000000f49d6d70 type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:0000000006212dd2 type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:00000000b6ae35d3 type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:00000000d44d5c2e type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:0000000023502204 type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:000000001a912a5c type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:0000000072bd9e23 type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:0000000053ee80f7 type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:000000003cc0aff9 type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:000000005a4ef043 type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:00000000fe0ab895 type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:00000000863004ed type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:0000000064449491 type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:00000000f6a209ff type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:000000008100dc4b type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:00000000f80eb0e8 type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:00000000475e50a5 type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:00000000f2f5edcf type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:00000000bf721456 type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:00000000d8d29ec3 type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:00000000b5dff60e type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:000000001f0fe928 type:MM_ANONPAGES val:1 BUG: Bad rss-counter state mm:000000006fc01973 type:MM_ANONPAGES val:1 --- This bug is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@...glegroups.com. syzbot will keep track of this bug report. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. syzbot can test patches for this bug, for details see: https://goo.gl/tpsmEJ#testing-patches
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