netlink: 4 bytes leftover after parsing attributes in process `syz.6.798'.
openvswitch: netlink: Flow set message rejected, Key attribute missing.
BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 1 PID: 7773 Comm: syz.6.798 Not tainted 5.15.186-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
Call trace:
 dump_backtrace+0x0/0x43c arch/arm64/kernel/stacktrace.c:152
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216
 __dump_stack+0x30/0x40 lib/dump_stack.c:88
 dump_stack_lvl+0xf8/0x160 lib/dump_stack.c:106
 dump_stack+0x1c/0x5c lib/dump_stack.c:113
 add_chain_cache kernel/locking/lockdep.c:-1 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3735 [inline]
 validate_chain kernel/locking/lockdep.c:3756 [inline]
 __lock_acquire+0x1b30/0x651c kernel/locking/lockdep.c:5012
 lock_acquire+0x1f4/0x620 kernel/locking/lockdep.c:5623
 _raw_spin_lock_nested+0xb4/0x110 kernel/locking/spinlock.c:368
 raw_spin_rq_lock_nested kernel/sched/core.c:475 [inline]
 raw_spin_rq_lock kernel/sched/sched.h:1326 [inline]
 rq_lock kernel/sched/sched.h:1621 [inline]
 ttwu_queue kernel/sched/core.c:3821 [inline]
 try_to_wake_up+0x350/0xa64 kernel/sched/core.c:4146
 wake_up_process+0x18/0x24 kernel/sched/core.c:4215
 wake_up_worker kernel/workqueue.c:859 [inline]
 insert_work+0x2b4/0x388 kernel/workqueue.c:1381
 __queue_work+0xb30/0x1054 kernel/workqueue.c:1532
 __queue_delayed_work kernel/workqueue.c:1679 [inline]
 queue_delayed_work_on+0x208/0x324 kernel/workqueue.c:1715
 queue_delayed_work include/linux/workqueue.h:527 [inline]
 __gfs2_glock_queue_work fs/gfs2/glock.c:251 [inline]
 gfs2_glock_queue_work fs/gfs2/glock.c:265 [inline]
 do_xmote+0x694/0xf90 fs/gfs2/glock.c:825
 run_queue+0x3fc/0x6c0 fs/gfs2/glock.c:872
 gfs2_glock_nq+0x828/0x141c fs/gfs2/glock.c:1534
 gfs2_glock_nq_init+0x44/0x84 fs/gfs2/glock.h:246
 gfs2_create_inode+0xc98/0x1058 fs/gfs2/inode.c:754
 gfs2_mkdir+0xb0/0xd4 fs/gfs2/inode.c:1238
 vfs_mkdir+0x314/0x4d4 fs/namei.c:4065
 do_mkdirat+0x1bc/0x508 fs/namei.c:4090
 __do_sys_mkdirat fs/namei.c:4105 [inline]
 __se_sys_mkdirat fs/namei.c:4103 [inline]
 __arm64_sys_mkdirat+0x90/0xa8 fs/namei.c:4103
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584