* Re: [syzbot] [bpf?] [trace?] possible deadlock in bpf_trace_printk [not found] <0000000000006294c805e106db34@google.com> @ 2023-03-22 9:29 ` syzbot 2023-03-23 7:50 ` Dmitry Vyukov 0 siblings, 1 reply; 3+ messages in thread From: syzbot @ 2023-03-22 9:29 UTC (permalink / raw) To: andrii, ast, boqun.feng, bpf, daniel, davem, fgheet255t, haoluo, hawk, hdanton, john.fastabend, jolsa, kafai, kpsingh, kuba, linux-kernel, linux-trace-kernel, longman, martin.lau, mingo, netdev, peterz, rostedt, sdf, song, songliubraving, syzkaller-bugs, will, yhs syzbot suspects this issue was fixed by commit: commit 05b24ff9b2cfabfcfd951daaa915a036ab53c9e1 Author: Jiri Olsa <jolsa@kernel.org> Date: Fri Sep 16 07:19:14 2022 +0000 bpf: Prevent bpf program recursion for raw tracepoint probes bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10a653d6c80000 start commit: a335366bad13 Merge tag 'gpio-fixes-for-v6.0-rc6' of git://.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=9e66520f224211a2 dashboard link: https://syzkaller.appspot.com/bug?extid=c49e17557ddb5725583d syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16e27480880000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12737fbf080000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: bpf: Prevent bpf program recursion for raw tracepoint probes For information about bisection process see: https://goo.gl/tpsmEJ#bisection ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [syzbot] [bpf?] [trace?] possible deadlock in bpf_trace_printk 2023-03-22 9:29 ` [syzbot] [bpf?] [trace?] possible deadlock in bpf_trace_printk syzbot @ 2023-03-23 7:50 ` Dmitry Vyukov 2023-03-23 11:30 ` Jiri Olsa 0 siblings, 1 reply; 3+ messages in thread From: Dmitry Vyukov @ 2023-03-23 7:50 UTC (permalink / raw) To: syzbot Cc: andrii, ast, boqun.feng, bpf, daniel, davem, fgheet255t, haoluo, hawk, hdanton, john.fastabend, jolsa, kafai, kpsingh, kuba, linux-kernel, linux-trace-kernel, longman, martin.lau, mingo, netdev, peterz, rostedt, sdf, song, songliubraving, syzkaller-bugs, will, yhs On Wed, 22 Mar 2023 at 10:29, syzbot <syzbot+c49e17557ddb5725583d@syzkaller.appspotmail.com> wrote: > > syzbot suspects this issue was fixed by commit: > > commit 05b24ff9b2cfabfcfd951daaa915a036ab53c9e1 > Author: Jiri Olsa <jolsa@kernel.org> > Date: Fri Sep 16 07:19:14 2022 +0000 > > bpf: Prevent bpf program recursion for raw tracepoint probes > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10a653d6c80000 > start commit: a335366bad13 Merge tag 'gpio-fixes-for-v6.0-rc6' of git://.. > git tree: upstream > kernel config: https://syzkaller.appspot.com/x/.config?x=9e66520f224211a2 > dashboard link: https://syzkaller.appspot.com/bug?extid=c49e17557ddb5725583d > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16e27480880000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12737fbf080000 > > If the result looks correct, please mark the issue as fixed by replying with: > > #syz fix: bpf: Prevent bpf program recursion for raw tracepoint probes > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection Looks reasonable: #syz fix: bpf: Prevent bpf program recursion for raw tracepoint probes ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [syzbot] [bpf?] [trace?] possible deadlock in bpf_trace_printk 2023-03-23 7:50 ` Dmitry Vyukov @ 2023-03-23 11:30 ` Jiri Olsa 0 siblings, 0 replies; 3+ messages in thread From: Jiri Olsa @ 2023-03-23 11:30 UTC (permalink / raw) To: Dmitry Vyukov Cc: syzbot, andrii, ast, boqun.feng, bpf, daniel, davem, fgheet255t, haoluo, hawk, hdanton, john.fastabend, kafai, kpsingh, kuba, linux-kernel, linux-trace-kernel, longman, martin.lau, mingo, netdev, peterz, rostedt, sdf, song, songliubraving, syzkaller-bugs, will, yhs On Thu, Mar 23, 2023 at 08:50:10AM +0100, Dmitry Vyukov wrote: > On Wed, 22 Mar 2023 at 10:29, syzbot > <syzbot+c49e17557ddb5725583d@syzkaller.appspotmail.com> wrote: > > > > syzbot suspects this issue was fixed by commit: > > > > commit 05b24ff9b2cfabfcfd951daaa915a036ab53c9e1 > > Author: Jiri Olsa <jolsa@kernel.org> > > Date: Fri Sep 16 07:19:14 2022 +0000 > > > > bpf: Prevent bpf program recursion for raw tracepoint probes > > > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10a653d6c80000 > > start commit: a335366bad13 Merge tag 'gpio-fixes-for-v6.0-rc6' of git://.. > > git tree: upstream > > kernel config: https://syzkaller.appspot.com/x/.config?x=9e66520f224211a2 > > dashboard link: https://syzkaller.appspot.com/bug?extid=c49e17557ddb5725583d > > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=16e27480880000 > > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=12737fbf080000 > > > > If the result looks correct, please mark the issue as fixed by replying with: > > > > #syz fix: bpf: Prevent bpf program recursion for raw tracepoint probes > > > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection > > Looks reasonable: > > #syz fix: bpf: Prevent bpf program recursion for raw tracepoint probes agreed, thanks jirka ^ permalink raw reply [flat|nested] 3+ messages in thread
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2023-03-22 9:29 ` [syzbot] [bpf?] [trace?] possible deadlock in bpf_trace_printk syzbot
2023-03-23 7:50 ` Dmitry Vyukov
2023-03-23 11:30 ` Jiri Olsa
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