* Re: [syzbot] [serial?] KASAN: use-after-free Read in gsm_cleanup_mux
[not found] <00000000000035aab005ec690a00@google.com>
@ 2023-09-25 11:55 ` syzbot
2023-10-01 4:29 ` syzbot
1 sibling, 0 replies; 3+ messages in thread
From: syzbot @ 2023-09-25 11:55 UTC (permalink / raw)
To: daniel.starke, gregkh, hdanton, jirislaby, linux-kernel,
linux-serial, syzkaller-bugs
syzbot has bisected this issue to:
commit 01aecd917114577c423f07cec0d186ad007d76fc
Author: Daniel Starke <daniel.starke@siemens.com>
Date: Fri Jul 1 06:16:45 2022 +0000
tty: n_gsm: fix tty registration before control channel open
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=10d431ea680000
start commit: a4412fdd49dc error-injection: Add prompt for function erro..
git tree: upstream
final oops: https://syzkaller.appspot.com/x/report.txt?x=12d431ea680000
console output: https://syzkaller.appspot.com/x/log.txt?x=14d431ea680000
kernel config: https://syzkaller.appspot.com/x/.config?x=cc4b2e0a8e8a8366
dashboard link: https://syzkaller.appspot.com/bug?extid=893c55305230e719a203
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12b1ca83880000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1023c5e3880000
Reported-by: syzbot+893c55305230e719a203@syzkaller.appspotmail.com
Fixes: 01aecd917114 ("tty: n_gsm: fix tty registration before control channel open")
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [syzbot] [serial?] KASAN: use-after-free Read in gsm_cleanup_mux
[not found] <00000000000035aab005ec690a00@google.com>
2023-09-25 11:55 ` [syzbot] [serial?] KASAN: use-after-free Read in gsm_cleanup_mux syzbot
@ 2023-10-01 4:29 ` syzbot
2023-10-02 11:40 ` Aleksandr Nogikh
1 sibling, 1 reply; 3+ messages in thread
From: syzbot @ 2023-10-01 4:29 UTC (permalink / raw)
To: daniel.starke, gregkh, hdanton, jirislaby, linux-kernel,
linux-serial, syzkaller-bugs, yiyang13, zhangqiumiao1
syzbot suspects this issue was fixed by commit:
commit 3c4f8333b582487a2d1e02171f1465531cde53e3
Author: Yi Yang <yiyang13@huawei.com>
Date: Fri Aug 11 03:11:21 2023 +0000
tty: n_gsm: fix the UAF caused by race condition in gsm_cleanup_mux
bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=121e6a92680000
start commit: a4412fdd49dc error-injection: Add prompt for function erro..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=cc4b2e0a8e8a8366
dashboard link: https://syzkaller.appspot.com/bug?extid=893c55305230e719a203
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12b1ca83880000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1023c5e3880000
If the result looks correct, please mark the issue as fixed by replying with:
#syz fix: tty: n_gsm: fix the UAF caused by race condition in gsm_cleanup_mux
For information about bisection process see: https://goo.gl/tpsmEJ#bisection
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [syzbot] [serial?] KASAN: use-after-free Read in gsm_cleanup_mux
2023-10-01 4:29 ` syzbot
@ 2023-10-02 11:40 ` Aleksandr Nogikh
0 siblings, 0 replies; 3+ messages in thread
From: Aleksandr Nogikh @ 2023-10-02 11:40 UTC (permalink / raw)
To: syzbot
Cc: daniel.starke, gregkh, hdanton, jirislaby, linux-kernel,
linux-serial, syzkaller-bugs, yiyang13, zhangqiumiao1
On Sun, Oct 1, 2023 at 6:29 AM syzbot
<syzbot+893c55305230e719a203@syzkaller.appspotmail.com> wrote:
>
> syzbot suspects this issue was fixed by commit:
>
> commit 3c4f8333b582487a2d1e02171f1465531cde53e3
> Author: Yi Yang <yiyang13@huawei.com>
> Date: Fri Aug 11 03:11:21 2023 +0000
>
> tty: n_gsm: fix the UAF caused by race condition in gsm_cleanup_mux
>
> bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=121e6a92680000
> start commit: a4412fdd49dc error-injection: Add prompt for function erro..
> git tree: upstream
> kernel config: https://syzkaller.appspot.com/x/.config?x=cc4b2e0a8e8a8366
> dashboard link: https://syzkaller.appspot.com/bug?extid=893c55305230e719a203
> syz repro: https://syzkaller.appspot.com/x/repro.syz?x=12b1ca83880000
> C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1023c5e3880000
>
> If the result looks correct, please mark the issue as fixed by replying with:
>
> #syz fix: tty: n_gsm: fix the UAF caused by race condition in gsm_cleanup_mux
#syz fix: tty: n_gsm: fix the UAF caused by race condition in gsm_cleanup_mux
>
> For information about bisection process see: https://goo.gl/tpsmEJ#bisection
>
> --
^ permalink raw reply [flat|nested] 3+ messages in thread
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[not found] <00000000000035aab005ec690a00@google.com>
2023-09-25 11:55 ` [syzbot] [serial?] KASAN: use-after-free Read in gsm_cleanup_mux syzbot
2023-10-01 4:29 ` syzbot
2023-10-02 11:40 ` Aleksandr Nogikh
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