BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 1 UID: 0 PID: 7265 Comm: syz.0.303 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
Call trace:
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C)
 __dump_stack+0x30/0x40 lib/dump_stack.c:94
 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120
 dump_stack+0x1c/0x28 lib/dump_stack.c:129
 add_chain_cache kernel/locking/lockdep.c:-1 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3855 [inline]
 validate_chain kernel/locking/lockdep.c:3876 [inline]
 __lock_acquire+0xf9c/0x30a4 kernel/locking/lockdep.c:5237
 lock_acquire+0x14c/0x2e0 kernel/locking/lockdep.c:5868
 do_write_seqcount_begin_nested include/linux/seqlock.h:477 [inline]
 do_write_seqcount_begin include/linux/seqlock.h:503 [inline]
 psi_write_begin+0x1b0/0x320 kernel/sched/psi.c:183
 psi_account_irqtime+0x20c/0x688 kernel/sched/psi.c:1030
 __schedule+0x8e0/0x2864 kernel/sched/core.c:6954
 preempt_schedule_common+0xe0/0x194 kernel/sched/core.c:7145
 preempt_schedule+0x60/0x80 kernel/sched/core.c:7169
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
 _raw_spin_unlock_irqrestore+0x94/0x98 kernel/locking/spinlock.c:194
 spin_unlock_irqrestore include/linux/spinlock.h:406 [inline]
 srcu_funnel_gp_start kernel/rcu/srcutree.c:1097 [inline]
 srcu_gp_start_if_needed+0xd48/0x10d0 kernel/rcu/srcutree.c:1346
 __call_srcu kernel/rcu/srcutree.c:1391 [inline]
 __synchronize_srcu+0x2b8/0x348 kernel/rcu/srcutree.c:1443
 synchronize_srcu+0x2cc/0x338 kernel/rcu/srcutree.c:-1
 blk_mq_wait_quiesce_done block/blk-mq.c:283 [inline]
 blk_mq_quiesce_queue+0x118/0x16c block/blk-mq.c:303
 elevator_switch+0x12c/0x410 block/elevator.c:588
 elevator_change+0x264/0x3cc block/elevator.c:690
 elevator_set_default+0x138/0x21c block/elevator.c:766
 blk_register_queue+0x2b4/0x338 block/blk-sysfs.c:904
 __add_disk+0x560/0xb90 block/genhd.c:528
 add_disk_fwnode+0xdc/0x438 block/genhd.c:597
 device_add_disk+0x38/0x4c block/genhd.c:627
 add_disk include/linux/blkdev.h:774 [inline]
 nbd_dev_add+0x560/0x820 drivers/block/nbd.c:1973
 nbd_genl_connect+0x7a0/0x158c drivers/block/nbd.c:2114
 genl_family_rcv_msg_doit+0x1d8/0x2bc net/netlink/genetlink.c:1115
 genl_family_rcv_msg net/netlink/genetlink.c:1195 [inline]
 genl_rcv_msg+0x450/0x624 net/netlink/genetlink.c:1210
 netlink_rcv_skb+0x220/0x3fc net/netlink/af_netlink.c:2552
 genl_rcv+0x38/0x50 net/netlink/genetlink.c:1219
 netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
 netlink_unicast+0x694/0x8c4 net/netlink/af_netlink.c:1346
 netlink_sendmsg+0x648/0x930 net/netlink/af_netlink.c:1896
 sock_sendmsg_nosec net/socket.c:714 [inline]
 __sock_sendmsg net/socket.c:729 [inline]
 ____sys_sendmsg+0x490/0x7b8 net/socket.c:2614
 ___sys_sendmsg+0x204/0x278 net/socket.c:2668
 __sys_sendmsg net/socket.c:2700 [inline]
 __do_sys_sendmsg net/socket.c:2705 [inline]
 __se_sys_sendmsg net/socket.c:2703 [inline]
 __arm64_sys_sendmsg+0x184/0x238 net/socket.c:2703
 __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+0x5c/0x254 arch/arm64/kernel/entry-common.c:744
 el0t_64_sync_handler+0x84/0x12c arch/arm64/kernel/entry-common.c:763
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:596
nbd286: detected capacity change from 0 to 32