From: syzbot <syzbot+b2865f6558d604522545@syzkaller.appspotmail.com>
To: adilger.kernel@dilger.ca, linux-ext4@vger.kernel.org,
linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com,
tytso@mit.edu
Subject: [syzbot] INFO: trying to register non-static key in ext4_do_update_inode
Date: Sat, 29 Oct 2022 14:48:37 -0700 [thread overview]
Message-ID: <00000000000039763c05ec335636@google.com> (raw)
Hello,
syzbot found the following issue on:
HEAD commit: bbed346d5a96 Merge branch 'for-next/core' into for-kernelci
git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci
console output: https://syzkaller.appspot.com/x/log.txt?x=132f53ce880000
kernel config: https://syzkaller.appspot.com/x/.config?x=3a4a45d2d827c1e
dashboard link: https://syzkaller.appspot.com/bug?extid=b2865f6558d604522545
compiler: Debian clang version 13.0.1-++20220126092033+75e33f71c2da-1~exp1~20220126212112.63, GNU ld (GNU Binutils for Debian) 2.35.2
userspace arch: arm64
Unfortunately, I don't have any reproducer for this issue yet.
Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/e8e91bc79312/disk-bbed346d.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/c1cb3fb3b77e/vmlinux-bbed346d.xz
IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+b2865f6558d604522545@syzkaller.appspotmail.com
EXT4-fs (loop1): mounted filesystem without journal. Quota mode: none.
INFO: trying to register non-static key.
The code is fine but needs lockdep annotation, or maybe
you didn't initialize this object before use?
turning off the locking correctness validator.
CPU: 0 PID: 13965 Comm: syz-executor.1 Not tainted 6.0.0-rc7-syzkaller-18095-gbbed346d5a96 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022
Call trace:
dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:156
show_stack+0x2c/0x54 arch/arm64/kernel/stacktrace.c:163
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x104/0x16c lib/dump_stack.c:106
dump_stack+0x1c/0x58 lib/dump_stack.c:113
assign_lock_key+0x134/0x140 kernel/locking/lockdep.c:979
register_lock_class+0xc4/0x2f8 kernel/locking/lockdep.c:1292
__lock_acquire+0xa8/0x30a4 kernel/locking/lockdep.c:4932
lock_acquire+0x100/0x1f8 kernel/locking/lockdep.c:5666
__raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline]
_raw_spin_lock+0x54/0x6c kernel/locking/spinlock.c:154
spin_lock include/linux/spinlock.h:349 [inline]
ext4_do_update_inode+0x50/0x8f8 fs/ext4/inode.c:5129
ext4_mark_iloc_dirty+0x118/0x1f0 fs/ext4/inode.c:5741
__ext4_mark_inode_dirty+0x138/0x194 fs/ext4/inode.c:5937
ext4_dirty_inode+0x74/0x98 fs/ext4/inode.c:5966
__mark_inode_dirty+0x74/0x348 fs/fs-writeback.c:2381
ext4_mb_new_blocks+0x814/0x9e4
ext4_new_meta_blocks+0x84/0x140 fs/ext4/balloc.c:700
ext4_xattr_block_set+0xce0/0x142c fs/ext4/xattr.c:2078
ext4_xattr_set_handle+0x724/0x994 fs/ext4/xattr.c:2394
ext4_xattr_set+0x100/0x1d0 fs/ext4/xattr.c:2495
ext4_xattr_trusted_set+0x4c/0x64 fs/ext4/xattr_trusted.c:38
__vfs_setxattr+0x250/0x260 fs/xattr.c:182
__vfs_setxattr_noperm+0xcc/0x320 fs/xattr.c:216
__vfs_setxattr_locked+0x16c/0x194 fs/xattr.c:277
vfs_setxattr+0x174/0x280 fs/xattr.c:313
do_setxattr fs/xattr.c:600 [inline]
setxattr fs/xattr.c:623 [inline]
path_setxattr+0x354/0x414 fs/xattr.c:642
__do_sys_setxattr fs/xattr.c:658 [inline]
__se_sys_setxattr fs/xattr.c:654 [inline]
__arm64_sys_setxattr+0x2c/0x40 fs/xattr.c:654
__invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
invoke_syscall arch/arm64/kernel/syscall.c:52 [inline]
el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142
do_el0_svc+0x48/0x164 arch/arm64/kernel/syscall.c:206
el0_svc+0x58/0x150 arch/arm64/kernel/entry-common.c:636
el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:654
el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581
---
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reply other threads:[~2022-10-29 21:48 UTC|newest]
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