Messages in this thread | | | Date | Wed, 15 May 2024 18:29:44 +0200 | From | David Sterba <> | Subject | Re: [syzbot] WARNING in kernfs_remove_by_name_ns (3) |
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On Mon, Nov 08, 2021 at 03:24:26AM -0800, syzbot wrote: > Hello, > > syzbot found the following issue on: > > HEAD commit: ce840177930f Merge tag 'defconfig-5.16' of git://git.kerne.. > git tree: upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=1516eb12b00000 > kernel config: https://syzkaller.appspot.com/x/.config?x=647adc5a101c9bf3 > dashboard link: https://syzkaller.appspot.com/bug?extid=93cbdd0ab421adc5275d > compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 > > Unfortunately, I don't have any reproducer for this issue yet. > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > Reported-by: syzbot+93cbdd0ab421adc5275d@syzkaller.appspotmail.com > > ------------[ cut here ]------------ > kernfs: can not remove 'nr_tags', no directory > WARNING: CPU: 0 PID: 352 at fs/kernfs/dir.c:1535 kernfs_remove_by_name_ns+0x96/0xa0 fs/kernfs/dir.c:1535
#syz set subsystems: kernfs
Remove btrfs from subsystems. Multiple reports, injected ENOMEM and sysfs cannot remove the files and warns
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/fs/kernfs/dir.c?id=d3fa86b1a7b4cdc4367acacea16b72e0a200b3d7#n1662
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