syz.0.31 (6740): drop_caches: 2 ------------[ cut here ]------------ Looking for class ">lock" with key init_kmem_cache_cpus.__key, but found a different class "&c->lock" with the same key WARNING: CPU: 1 PID: 6740 at kernel/locking/lockdep.c:941 look_up_lock_class+0xec/0x160 kernel/locking/lockdep.c:938 Modules linked in: CPU: 1 UID: 0 PID: 6740 Comm: syz.0.31 Not tainted 6.14.0-rc1-syzkaller-g2014c95afece #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : look_up_lock_class+0xec/0x160 kernel/locking/lockdep.c:938 lr : look_up_lock_class+0xec/0x160 kernel/locking/lockdep.c:938 sp : ffff80009c846e40 x29: ffff80009c846e40 x28: dfff800000000000 x27: 0000000000000000 x26: ffff800097786900 x25: ffff800097786000 x24: 0000000000000001 x23: 0000000000000000 x22: 1ffff00011f7a0cb x21: ffff8000977e76e0 x20: fffffdffbf7045d0 x19: ffff800093259528 x18: 0000000000000008 x17: 62202c79656b5f5f x16: ffff8000832d977c x15: 0000000000000001 x14: 1fffe000366f64f2 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000080000 x10: 0000000000001617 x9 : 184be8f315aef800 x8 : 184be8f315aef800 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009c8465f8 x4 : ffff80008fcbefc0 x3 : ffff800080743078 x2 : 0000000000000001 x1 : 0000000100000001 x0 : 0000000000000000 Call trace: look_up_lock_class+0xec/0x160 kernel/locking/lockdep.c:938 (P) register_lock_class+0x8c/0x6b4 kernel/locking/lockdep.c:1292 __lock_acquire+0x18c/0x7904 kernel/locking/lockdep.c:5103 lock_acquire+0x23c/0x724 kernel/locking/lockdep.c:5851 local_lock_acquire+0x3c/0x98 include/linux/local_lock_internal.h:29 ___slab_alloc+0xcd0/0xf4c mm/slub.c:3875 __slab_alloc+0x74/0xd0 mm/slub.c:3916 __slab_alloc_node mm/slub.c:3991 [inline] slab_alloc_node mm/slub.c:4152 [inline] kmem_cache_alloc_noprof+0x300/0x410 mm/slub.c:4171 f2fs_kmem_cache_alloc fs/f2fs/f2fs.h:2855 [inline] xattr_alloc fs/f2fs/xattr.c:30 [inline] lookup_all_xattrs fs/f2fs/xattr.c:333 [inline] f2fs_getxattr+0x2f8/0x1064 fs/f2fs/xattr.c:533 f2fs_xattr_generic_get+0x130/0x174 fs/f2fs/xattr.c:63 __vfs_getxattr+0x394/0x3c0 fs/xattr.c:423 cap_inode_need_killpriv+0x50/0x78 security/commoncap.c:330 security_inode_need_killpriv+0x90/0x298 security/security.c:2638 dentry_needs_remove_privs fs/inode.c:2220 [inline] file_remove_privs_flags+0x1d8/0x4d0 fs/inode.c:2251 file_modified_flags+0x5c/0x444 fs/inode.c:2411 file_modified+0x24/0x34 fs/inode.c:2440 f2fs_write_checks fs/f2fs/file.c:4765 [inline] f2fs_file_write_iter+0x328/0x1db8 fs/f2fs/file.c:5057 new_sync_write fs/read_write.c:586 [inline] vfs_write+0x704/0xa9c fs/read_write.c:679 ksys_write+0x15c/0x26c fs/read_write.c:731 __do_sys_write fs/read_write.c:742 [inline] __se_sys_write fs/read_write.c:739 [inline] __arm64_sys_write+0x7c/0x90 fs/read_write.c:739 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 irq event stamp: 1156 hardirqs last enabled at (1155): [] seqcount_lockdep_reader_access+0x6c/0xd4 include/linux/seqlock.h:74 hardirqs last disabled at (1156): [] ___slab_alloc+0xca4/0xf4c mm/slub.c:3875 softirqs last enabled at (1146): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1144): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- F2FS-fs (loop0): inject checkpoint error in f2fs_balance_fs of __write_node_page+0xe1c/0x1734 fs/f2fs/node.c:1726 F2FS-fs (loop0): Stopped filesystem due to reason: 1