Re: WARNING in tracepoint_probe_register_prio (4)

2020-09-10 Thread syzbot
syzbot has found a reproducer for the following issue on: HEAD commit:34d4ddd3 Merge tag 'linux-kselftest-5.9-rc5' of git://git... git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=13ab2b7d90 kernel config:

Re: WARNING in tracepoint_probe_register_prio (3)

2019-08-16 Thread Sebastian Andrzej Siewior
On 2019-08-16 05:32:00 [-0700], syzbot wrote: > syzbot has bisected this bug to: > > commit ecb9f80db23a7ab09b46b298b404e41dd7aff6e6 > Author: Thomas Gleixner > Date: Tue Aug 13 08:00:25 2019 + > > net/mvpp2: Replace tasklet with softirq hrtimer > > bisection log:

Re: WARNING in tracepoint_probe_register_prio (3)

2019-08-16 Thread syzbot
syzbot has bisected this bug to: commit ecb9f80db23a7ab09b46b298b404e41dd7aff6e6 Author: Thomas Gleixner Date: Tue Aug 13 08:00:25 2019 + net/mvpp2: Replace tasklet with softirq hrtimer bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13ffb9ee60 start commit:

Re: WARNING in tracepoint_probe_register_prio (3)

2019-08-15 Thread syzbot
syzbot has found a reproducer for the following crash on: HEAD commit:ecb9f80d net/mvpp2: Replace tasklet with softirq hrtimer git tree: net-next console output: https://syzkaller.appspot.com/x/log.txt?x=115730ac60 kernel config:

WARNING in tracepoint_probe_register_prio (3)

2018-05-18 Thread syzbot
Hello, syzbot found the following crash on: HEAD commit:a78622932c27 bpf: sockmap, fix double-free git tree: bpf-next console output: https://syzkaller.appspot.com/x/log.txt?x=1305ba7780 kernel config: https://syzkaller.appspot.com/x/.config?x=b632d8e2c2ab2c1 dashboard link:

WARNING in tracepoint_probe_register_prio (3)

2018-05-18 Thread syzbot
Hello, syzbot found the following crash on: HEAD commit:a78622932c27 bpf: sockmap, fix double-free git tree: bpf-next console output: https://syzkaller.appspot.com/x/log.txt?x=1305ba7780 kernel config: https://syzkaller.appspot.com/x/.config?x=b632d8e2c2ab2c1 dashboard link:

Re: WARNING in tracepoint_probe_register_prio (2)

2018-03-15 Thread Jiri Olsa
On Thu, Mar 15, 2018 at 07:52:23AM -0400, Mathieu Desnoyers wrote: > - On Mar 15, 2018, at 5:19 AM, Jiri Olsa jo...@redhat.com wrote: > > > On Thu, Mar 15, 2018 at 09:31:25AM +0100, Peter Zijlstra wrote: > >> On Wed, Mar 14, 2018 at 05:37:46PM -0400, Steven Rostedt wrote: > >> > On Tue, 13

Re: WARNING in tracepoint_probe_register_prio (2)

2018-03-15 Thread Jiri Olsa
On Thu, Mar 15, 2018 at 07:52:23AM -0400, Mathieu Desnoyers wrote: > - On Mar 15, 2018, at 5:19 AM, Jiri Olsa jo...@redhat.com wrote: > > > On Thu, Mar 15, 2018 at 09:31:25AM +0100, Peter Zijlstra wrote: > >> On Wed, Mar 14, 2018 at 05:37:46PM -0400, Steven Rostedt wrote: > >> > On Tue, 13

Re: WARNING in tracepoint_probe_register_prio (2)

2018-03-15 Thread Mathieu Desnoyers
- On Mar 15, 2018, at 5:19 AM, Jiri Olsa jo...@redhat.com wrote: > On Thu, Mar 15, 2018 at 09:31:25AM +0100, Peter Zijlstra wrote: >> On Wed, Mar 14, 2018 at 05:37:46PM -0400, Steven Rostedt wrote: >> > On Tue, 13 Mar 2018 11:29:51 -0400 (EDT) >> > Mathieu Desnoyers

Re: WARNING in tracepoint_probe_register_prio (2)

2018-03-15 Thread Mathieu Desnoyers
- On Mar 15, 2018, at 5:19 AM, Jiri Olsa jo...@redhat.com wrote: > On Thu, Mar 15, 2018 at 09:31:25AM +0100, Peter Zijlstra wrote: >> On Wed, Mar 14, 2018 at 05:37:46PM -0400, Steven Rostedt wrote: >> > On Tue, 13 Mar 2018 11:29:51 -0400 (EDT) >> > Mathieu Desnoyers wrote: >> > >> > > Here

Re: WARNING in tracepoint_probe_register_prio (2)

2018-03-15 Thread Jiri Olsa
On Thu, Mar 15, 2018 at 09:31:25AM +0100, Peter Zijlstra wrote: > On Wed, Mar 14, 2018 at 05:37:46PM -0400, Steven Rostedt wrote: > > On Tue, 13 Mar 2018 11:29:51 -0400 (EDT) > > Mathieu Desnoyers wrote: > > > > > Here is a WARN_ON() splat in tracepoint.c, which I

Re: WARNING in tracepoint_probe_register_prio (2)

2018-03-15 Thread Jiri Olsa
On Thu, Mar 15, 2018 at 09:31:25AM +0100, Peter Zijlstra wrote: > On Wed, Mar 14, 2018 at 05:37:46PM -0400, Steven Rostedt wrote: > > On Tue, 13 Mar 2018 11:29:51 -0400 (EDT) > > Mathieu Desnoyers wrote: > > > > > Here is a WARN_ON() splat in tracepoint.c, which I suspect is caused > > > by perf

Re: WARNING in tracepoint_probe_register_prio (2)

2018-03-15 Thread Peter Zijlstra
On Wed, Mar 14, 2018 at 05:37:46PM -0400, Steven Rostedt wrote: > On Tue, 13 Mar 2018 11:29:51 -0400 (EDT) > Mathieu Desnoyers wrote: > > > Here is a WARN_ON() splat in tracepoint.c, which I suspect is caused > > by perf trying to register the same probe twice to

Re: WARNING in tracepoint_probe_register_prio (2)

2018-03-15 Thread Peter Zijlstra
On Wed, Mar 14, 2018 at 05:37:46PM -0400, Steven Rostedt wrote: > On Tue, 13 Mar 2018 11:29:51 -0400 (EDT) > Mathieu Desnoyers wrote: > > > Here is a WARN_ON() splat in tracepoint.c, which I suspect is caused > > by perf trying to register the same probe twice to the tracepoint API. > > We got

Re: WARNING in tracepoint_probe_register_prio (2)

2018-03-14 Thread Steven Rostedt
On Tue, 13 Mar 2018 11:29:51 -0400 (EDT) Mathieu Desnoyers wrote: > Here is a WARN_ON() splat in tracepoint.c, which I suspect is caused > by perf trying to register the same probe twice to the tracepoint API. > We got another splat on unregister too, which I will

Re: WARNING in tracepoint_probe_register_prio (2)

2018-03-14 Thread Steven Rostedt
On Tue, 13 Mar 2018 11:29:51 -0400 (EDT) Mathieu Desnoyers wrote: > Here is a WARN_ON() splat in tracepoint.c, which I suspect is caused > by perf trying to register the same probe twice to the tracepoint API. > We got another splat on unregister too, which I will forward in a > separate email.

Re: WARNING in tracepoint_probe_register_prio (2)

2018-03-13 Thread Mathieu Desnoyers
- On Mar 12, 2018, at 9:59 PM, syzbot syzbot+9c0d616860575a731...@syzkaller.appspotmail.com wrote: > Hello, > > syzbot hit the following crash on bpf-next commit > 6d8cb045cde681e64a5ed80a2ab70be831a7f9b0 (Fri Mar 9 07:46:33 2018 +) > bpf: comment why dots in filenames under BPF virtual

Re: WARNING in tracepoint_probe_register_prio (2)

2018-03-13 Thread Mathieu Desnoyers
- On Mar 12, 2018, at 9:59 PM, syzbot syzbot+9c0d616860575a731...@syzkaller.appspotmail.com wrote: > Hello, > > syzbot hit the following crash on bpf-next commit > 6d8cb045cde681e64a5ed80a2ab70be831a7f9b0 (Fri Mar 9 07:46:33 2018 +) > bpf: comment why dots in filenames under BPF virtual

Re: WARNING in tracepoint_probe_register_prio

2017-11-04 Thread Jens Axboe
On 11/04/2017 11:26 AM, Jens Axboe wrote: > On 10/31/2017 05:14 PM, Steven Rostedt wrote: >> On Tue, 31 Oct 2017 16:30:41 -0600 >> Jens Axboe wrote: >> >>> This code dates back to: >>> >>> commit c71a896154119f4ca9e89d6078f5f63ad60ef199 >>> Author: Arnaldo Carvalho de Melo

Re: WARNING in tracepoint_probe_register_prio

2017-11-04 Thread Jens Axboe
On 11/04/2017 11:26 AM, Jens Axboe wrote: > On 10/31/2017 05:14 PM, Steven Rostedt wrote: >> On Tue, 31 Oct 2017 16:30:41 -0600 >> Jens Axboe wrote: >> >>> This code dates back to: >>> >>> commit c71a896154119f4ca9e89d6078f5f63ad60ef199 >>> Author: Arnaldo Carvalho de Melo >>> Date: Fri Jan 23

Re: WARNING in tracepoint_probe_register_prio

2017-11-04 Thread Jens Axboe
On 10/31/2017 05:14 PM, Steven Rostedt wrote: > On Tue, 31 Oct 2017 16:30:41 -0600 > Jens Axboe wrote: > >> This code dates back to: >> >> commit c71a896154119f4ca9e89d6078f5f63ad60ef199 >> Author: Arnaldo Carvalho de Melo >> Date: Fri Jan 23 12:06:27 2009

Re: WARNING in tracepoint_probe_register_prio

2017-11-04 Thread Jens Axboe
On 10/31/2017 05:14 PM, Steven Rostedt wrote: > On Tue, 31 Oct 2017 16:30:41 -0600 > Jens Axboe wrote: > >> This code dates back to: >> >> commit c71a896154119f4ca9e89d6078f5f63ad60ef199 >> Author: Arnaldo Carvalho de Melo >> Date: Fri Jan 23 12:06:27 2009 -0200 >> >> blktrace: add ftrace

Re: WARNING in tracepoint_probe_register_prio

2017-10-31 Thread Steven Rostedt
On Tue, 31 Oct 2017 16:30:41 -0600 Jens Axboe wrote: > This code dates back to: > > commit c71a896154119f4ca9e89d6078f5f63ad60ef199 > Author: Arnaldo Carvalho de Melo > Date: Fri Jan 23 12:06:27 2009 -0200 > > blktrace: add ftrace plugin > > so not

Re: WARNING in tracepoint_probe_register_prio

2017-10-31 Thread Steven Rostedt
On Tue, 31 Oct 2017 16:30:41 -0600 Jens Axboe wrote: > This code dates back to: > > commit c71a896154119f4ca9e89d6078f5f63ad60ef199 > Author: Arnaldo Carvalho de Melo > Date: Fri Jan 23 12:06:27 2009 -0200 > > blktrace: add ftrace plugin > > so not really a recent regression :-) How

Re: WARNING in tracepoint_probe_register_prio

2017-10-31 Thread Jens Axboe
On 10/31/2017 04:21 PM, Steven Rostedt wrote: > On Sun, 29 Oct 2017 14:24:01 -0700 > syzbot > > wrote: > >> syzkaller has found reproducer for the following crash on >> 36ef71cae353f88fd6e095e2aaa3e5953af1685d > > So

Re: WARNING in tracepoint_probe_register_prio

2017-10-31 Thread Jens Axboe
On 10/31/2017 04:21 PM, Steven Rostedt wrote: > On Sun, 29 Oct 2017 14:24:01 -0700 > syzbot > > wrote: > >> syzkaller has found reproducer for the following crash on >> 36ef71cae353f88fd6e095e2aaa3e5953af1685d > > So this fuzzer triggers this. > >>

Re: WARNING in tracepoint_probe_register_prio

2017-10-31 Thread Steven Rostedt
On Sun, 29 Oct 2017 14:24:01 -0700 syzbot wrote: > syzkaller has found reproducer for the following crash on > 36ef71cae353f88fd6e095e2aaa3e5953af1685d So this fuzzer triggers this. >

Re: WARNING in tracepoint_probe_register_prio

2017-10-31 Thread Steven Rostedt
On Sun, 29 Oct 2017 14:24:01 -0700 syzbot wrote: > syzkaller has found reproducer for the following crash on > 36ef71cae353f88fd6e095e2aaa3e5953af1685d So this fuzzer triggers this. > git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/master > compiler: gcc (GCC) 7.1.1