linux-kernel - Re: [syzbot] [mm?] KCSAN: data-race in generic_fillattr / shmem

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Message-ID: <66ed8762.050a0220.29194.0058.GAE@google.com>
Date: Fri, 20 Sep 2024 07:32:02 -0700
From: syzbot <syzbot+702361cf7e3d95758761@...kaller.appspotmail.com>
To: aha310510@...il.com, linux-kernel@...r.kernel.org, 
	syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [mm?] KCSAN: data-race in generic_fillattr / shmem_mknod (2)

Hello,

syzbot tried to test the proposed patch but the build/boot failed:

fs/ext4/ialloc.c:628:22: error: incompatible pointer to integer conversion passing 'ext4_group_t **' (aka 'unsigned int **') to parameter of type 'ext4_group_t' (aka 'unsigned int') [-Wint-conversion]

Tested on:

commit:         baeb9a7d Merge tag 'sched-rt-2024-09-17' of git://git...
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=31b069fcee8f481d
dashboard link: https://syzkaller.appspot.com/bug?extid=702361cf7e3d95758761
compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
patch:          https://syzkaller.appspot.com/x/patch.diff?x=15ecae9f980000