Re: INFO: rcu detected stall in corrupted (4)
Dmitry Vyukov writes: > On Fri, Sep 4, 2020 at 8:49 PM syzbot > wrote: >> >> Hello, >> >> syzbot found the following issue on: >> >> HEAD commit:0f091e43 netlabel: remove unused param from audit_log_form.. >> git tree: net-next >> console output: https://syzkaller.appspot.com/x/log.txt?x=14551a7190 >> kernel config: https://syzkaller.appspot.com/x/.config?x=61025c6fd3261bb1 >> dashboard link: https://syzkaller.appspot.com/bug?extid=aa7d098bd6fa788fae8e >> compiler: gcc (GCC) 10.1.0-syz 20200507 >> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14eeda2590 >> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=161472f590 >> >> The issue was bisected to: >> >> commit 5a781ccbd19e4664babcbe4b4ead7aa2b9283d22 >> Author: Vinicius Costa Gomes >> Date: Sat Sep 29 00:59:43 2018 + >> >> tc: Add support for configuring the taprio scheduler > > This still happens. The bisection and repro look correct, the repro > also sets up taprio scheduler; > https://syzkaller.appspot.com/bug?id=7349616606afa3c986c377792f7ccbf9daae1142 > > Vinicius, could you please take a look? Thanks Ugh. Sure. Taking a look. Cheers, -- Vinicius
Re: INFO: rcu detected stall in corrupted (4)
On Fri, Sep 4, 2020 at 8:49 PM syzbot wrote: > > Hello, > > syzbot found the following issue on: > > HEAD commit:0f091e43 netlabel: remove unused param from audit_log_form.. > git tree: net-next > console output: https://syzkaller.appspot.com/x/log.txt?x=14551a7190 > kernel config: https://syzkaller.appspot.com/x/.config?x=61025c6fd3261bb1 > dashboard link: https://syzkaller.appspot.com/bug?extid=aa7d098bd6fa788fae8e > compiler: gcc (GCC) 10.1.0-syz 20200507 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14eeda2590 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=161472f590 > > The issue was bisected to: > > commit 5a781ccbd19e4664babcbe4b4ead7aa2b9283d22 > Author: Vinicius Costa Gomes > Date: Sat Sep 29 00:59:43 2018 + > > tc: Add support for configuring the taprio scheduler This still happens. The bisection and repro look correct, the repro also sets up taprio scheduler; https://syzkaller.appspot.com/bug?id=7349616606afa3c986c377792f7ccbf9daae1142 Vinicius, could you please take a look? Thanks > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1309647690 > console output: https://syzkaller.appspot.com/x/log.txt?x=1709647690 > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > Reported-by: syzbot+aa7d098bd6fa788fa...@syzkaller.appspotmail.com > Fixes: 5a781ccbd19e ("tc: Add support for configuring the taprio scheduler") > > hrtimer: interrupt took 18040217 ns > rcu: INFO: rcu_preempt self-detected stall on CPU > rcu:0-: (1 ticks this GP) idle=4ae/0/0x1 softirq=7665/7665 fqs=3 > (t=11294 jiffies g=9289 q=363) > > > --- > This report 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 syzkal...@googlegroups.com. > > syzbot will keep track of this issue. See: > https://goo.gl/tpsmEJ#status for how to communicate with syzbot. > For information about bisection process see: https://goo.gl/tpsmEJ#bisection > syzbot can test patches for this issue, for details see: > https://goo.gl/tpsmEJ#testing-patches > > -- > You received this message because you are subscribed to the Google Groups > "syzkaller-bugs" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to syzkaller-bugs+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/syzkaller-bugs/cedbc405ae81531f%40google.com.
INFO: rcu detected stall in corrupted (4)
Hello, syzbot found the following issue on: HEAD commit:0f091e43 netlabel: remove unused param from audit_log_form.. git tree: net-next console output: https://syzkaller.appspot.com/x/log.txt?x=14551a7190 kernel config: https://syzkaller.appspot.com/x/.config?x=61025c6fd3261bb1 dashboard link: https://syzkaller.appspot.com/bug?extid=aa7d098bd6fa788fae8e compiler: gcc (GCC) 10.1.0-syz 20200507 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=14eeda2590 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=161472f590 The issue was bisected to: commit 5a781ccbd19e4664babcbe4b4ead7aa2b9283d22 Author: Vinicius Costa Gomes Date: Sat Sep 29 00:59:43 2018 + tc: Add support for configuring the taprio scheduler bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1309647690 console output: https://syzkaller.appspot.com/x/log.txt?x=1709647690 IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+aa7d098bd6fa788fa...@syzkaller.appspotmail.com Fixes: 5a781ccbd19e ("tc: Add support for configuring the taprio scheduler") hrtimer: interrupt took 18040217 ns rcu: INFO: rcu_preempt self-detected stall on CPU rcu:0-: (1 ticks this GP) idle=4ae/0/0x1 softirq=7665/7665 fqs=3 (t=11294 jiffies g=9289 q=363) --- This report 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 syzkal...@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. For information about bisection process see: https://goo.gl/tpsmEJ#bisection syzbot can test patches for this issue, for details see: https://goo.gl/tpsmEJ#testing-patches