From: syzbot <syzbot+42836f91edd58eb82c6a@syzkaller.appspotmail.com>
To: kartikey406@gmail.com, linux-kernel@vger.kernel.org,
syzkaller-bugs@googlegroups.com
Subject: Re: [syzbot] [mm?] INFO: rcu detected stall in schedule_tail (8)
Date: Mon, 26 Jan 2026 19:05:02 -0800 [thread overview]
Message-ID: <69782b5e.050a0220.c9109.000f.GAE@google.com> (raw)
In-Reply-To: <20260127023506.15247-1-kartikey406@gmail.com>
Hello,
syzbot tried to test the proposed patch but the build/boot failed:
./include/linux/mm.h:3238:1: error: attributes should be specified before the declarator in a function definition
./include/linux/mm.h:3264:16: error: implicit declaration of function 'ptlock_ptr'; did you mean 'pte_lockptr'? [-Wimplicit-function-declaration]
./include/linux/mm.h:3264:16: error: returning 'int' from a function with return type 'spinlock_t *' {aka 'struct spinlock *'} makes pointer from integer without a cast [-Wint-conversion]
./include/linux/mm.h:3271:16: error: returning 'int' from a function with return type 'spinlock_t *' {aka 'struct spinlock *'} makes pointer from integer without a cast [-Wint-conversion]
./include/linux/mm.h:3286:24: error: passing argument 1 of 'spinlock_check' makes pointer from integer without a cast [-Wint-conversion]
./include/linux/mm.h:3409:16: error: returning 'int' from a function with return type 'spinlock_t *' {aka 'struct spinlock *'} makes pointer from integer without a cast [-Wint-conversion]
Tested on:
commit: fcb70a56 Merge tag 'vfs-6.19-rc8.fixes' of git://git.k..
git tree: upstream
kernel config: https://syzkaller.appspot.com/x/.config?x=f1fac0919970b671
dashboard link: https://syzkaller.appspot.com/bug?extid=42836f91edd58eb82c6a
compiler: gcc (Debian 14.2.0-19) 14.2.0, GNU ld (GNU Binutils for Debian) 2.44
patch: https://syzkaller.appspot.com/x/patch.diff?x=163c705a580000
next parent reply other threads:[~2026-01-27 3:05 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20260127023506.15247-1-kartikey406@gmail.com>
2026-01-27 3:05 ` syzbot [this message]
[not found] <20260127040209.16388-1-kartikey406@gmail.com>
2026-01-27 4:53 ` [syzbot] [mm?] INFO: rcu detected stall in schedule_tail (8) syzbot
2026-01-27 1:07 syzbot
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