linux-next test error: BUG: mismatching fuzzer/executor system call descriptions: ADDR vs ADDR (3)

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syzbot

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Apr 10, 2020, 3:29:16 AM4/10/20
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Hello,

syzbot found the following crash on:

HEAD commit: b2e2a818 Add linux-next specific files for 20200406
git tree: linux-next
console output: https://syzkaller.appspot.com/x/log.txt?x=12ff05fbe00000
kernel config: https://syzkaller.appspot.com/x/.config?x=595413e7170f444b
dashboard link: https://syzkaller.appspot.com/bug?extid=528253fcf7f3c9d2747a
compiler: gcc (GCC) 9.0.0 20181231 (experimental)

Unfortunately, I don't have any reproducer for this crash yet.

IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+528253...@syzkaller.appspotmail.com

Warning: Permanently added '10.128.1.24' (ECDSA) to the list of known hosts.
2020/04/06 07:22:58 fuzzer started
2020/04/06 07:22:59 connecting to host at 10.128.0.26:46701
2020/04/06 07:22:59 checking machine...
2020/04/06 07:22:59 checking revisions...
2020/04/06 07:22:59 BUG: mismatching fuzzer/executor system call descriptions: 670a1e865c0bc7d60e9886acf4666ee3677e346e vs f787d115f9efa49fdd59261850f5c05f43fbe327
syzkaller login:


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Dmitry Vyukov

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Apr 10, 2020, 3:30:56 AM4/10/20
to syzbot, LKML, syzkaller-bugs
This is now fixed with:
https://github.com/google/syzkaller/commit/2f886fb32cd97875de4a67dfb04c90d925b7d73d

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