Messages in this thread | | | Date | Thu, 19 Apr 2018 00:54:02 -0700 | Subject | BUG: Bad rss-counter state (3) | From | syzbot <> |
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Hello,
syzbot hit the following crash on upstream commit a27fc14219f2e3c4a46ba9177b04d9b52c875532 (Mon Apr 16 21:07:39 2018 +0000) Merge branch 'parisc-4.17-3' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux syzbot dashboard link: https://syzkaller.appspot.com/bug?extid=f2a1633f249cece865fe
So far this crash happened 8 times on upstream. C reproducer: https://syzkaller.appspot.com/x/repro.c?id=6258099799195648 syzkaller reproducer: https://syzkaller.appspot.com/x/repro.syz?id=5162423375888384 Raw console output: https://syzkaller.appspot.com/x/log.txt?id=4959118615904256 Kernel config: https://syzkaller.appspot.com/x/.config?id=-5914490758943236750 compiler: gcc (GCC) 8.0.1 20180413 (experimental)
IMPORTANT: if you fix the bug, please add the following tag to the commit: Reported-by: syzbot+f2a1633f249cece865fe@syzkaller.appspotmail.com It will help syzbot understand when the bug is fixed. See footer for details. If you forward the report, please keep this part and the footer.
BUG: Bad rss-counter state mm:00000000d5737ed7 idx:1 val:1 BUG: Bad rss-counter state mm:00000000d5737ed7 idx:3 val:-1
--- This bug is generated by a dumb bot. It may contain errors. See https://goo.gl/tpsmEJ for details. Direct all questions to syzkaller@googlegroups.com.
syzbot will keep track of this bug report. If you forgot to add the Reported-by tag, once the fix for this bug is merged into any tree, please reply to this email with: #syz fix: exact-commit-title If you want to test a patch for this bug, please reply with: #syz test: git://repo/address.git branch and provide the patch inline or as an attachment. To mark this as a duplicate of another syzbot report, please reply with: #syz dup: exact-subject-of-another-report If it's a one-off invalid bug report, please reply with: #syz invalid Note: if the crash happens again, it will cause creation of a new bug report. Note: all commands must start from beginning of the line in the email body.
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