=============================
[ BUG: Invalid wait context ]
6.13.0-rc7-syzkaller-g1950a0af2d55 #0 Not tainted
-----------------------------
syz.4.175/7353 is trying to lock:
ffff0001fea8ef58 (&zone->lock){-.-.}-{3:3}, at: rmqueue_bulk mm/page_alloc.c:2309 [inline]
ffff0001fea8ef58 (&zone->lock){-.-.}-{3:3}, at: __rmqueue_pcplist+0x39c/0x30ec mm/page_alloc.c:3003
other info that might help us debug this:
context-{2:2}
3 locks held by syz.4.175/7353:
 #0: ffff800092969850 (pernet_ops_rwsem){++++}-{4:4}, at: copy_net_ns+0x290/0x4ac net/core/net_namespace.c:512
 #1: ffff800092975be8 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_lock_killable+0x20/0x2c net/core/rtnetlink.c:85
 #2: ffff0001b380c618 (&pcp->lock){+.+.}-{3:3}, at: spin_trylock include/linux/spinlock.h:361 [inline]
 #2: ffff0001b380c618 (&pcp->lock){+.+.}-{3:3}, at: rmqueue_pcplist mm/page_alloc.c:3032 [inline]
 #2: ffff0001b380c618 (&pcp->lock){+.+.}-{3:3}, at: rmqueue mm/page_alloc.c:3076 [inline]
 #2: ffff0001b380c618 (&pcp->lock){+.+.}-{3:3}, at: get_page_from_freelist+0x6a0/0x42b8 mm/page_alloc.c:3473
stack backtrace:
CPU: 1 UID: 0 PID: 7353 Comm: syz.4.175 Not tainted 6.13.0-rc7-syzkaller-g1950a0af2d55 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024
Call trace:
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:466 (C)
 __dump_stack lib/dump_stack.c:94 [inline]
 dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:120
 dump_stack+0x1c/0x28 lib/dump_stack.c:129
 print_lock_invalid_wait_context kernel/locking/lockdep.c:4826 [inline]
 check_wait_context kernel/locking/lockdep.c:4898 [inline]
 __lock_acquire+0x2034/0x7904 kernel/locking/lockdep.c:5176
 lock_acquire+0x23c/0x724 kernel/locking/lockdep.c:5849
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x5c/0x7c kernel/locking/spinlock.c:162
 rmqueue_bulk mm/page_alloc.c:2309 [inline]
 __rmqueue_pcplist+0x39c/0x30ec mm/page_alloc.c:3003
 rmqueue_pcplist mm/page_alloc.c:3045 [inline]
 rmqueue mm/page_alloc.c:3076 [inline]
 get_page_from_freelist+0x778/0x42b8 mm/page_alloc.c:3473
 __alloc_pages_noprof+0x220/0x6a8 mm/page_alloc.c:4753
 alloc_pages_mpol_noprof+0x33c/0x5f0 mm/mempolicy.c:2269
 alloc_pages_noprof+0x168/0x200 mm/mempolicy.c:2348
 stack_depot_save_flags+0x5b4/0x8b4 lib/stackdepot.c:627
 kasan_save_stack+0x54/0x6c mm/kasan/common.c:48
 __kasan_record_aux_stack+0xb8/0xd0 mm/kasan/generic.c:544
 kasan_record_aux_stack+0x14/0x20 mm/kasan/generic.c:549
 task_work_add+0xcc/0x484 kernel/task_work.c:77
 __run_posix_cpu_timers kernel/time/posix-cpu-timers.c:1223 [inline]
 run_posix_cpu_timers+0x694/0x8fc kernel/time/posix-cpu-timers.c:1422
 update_process_times+0x3b0/0x558 kernel/time/timer.c:2526
 tick_sched_handle kernel/time/tick-sched.c:276 [inline]
 tick_nohz_handler+0x324/0x478 kernel/time/tick-sched.c:297
 __run_hrtimer kernel/time/hrtimer.c:1739 [inline]
 __hrtimer_run_queues+0x44c/0xca4 kernel/time/hrtimer.c:1803
 hrtimer_interrupt+0x2bc/0xb58 kernel/time/hrtimer.c:1865
 timer_handler drivers/clocksource/arm_arch_timer.c:674 [inline]
 arch_timer_handler_virt+0x74/0x88 drivers/clocksource/arm_arch_timer.c:685
 handle_percpu_devid_irq+0x174/0x308 kernel/irq/chip.c:942
 generic_handle_irq_desc include/linux/irqdesc.h:173 [inline]
 handle_irq_desc kernel/irq/irqdesc.c:714 [inline]
 generic_handle_domain_irq+0x7c/0xc4 kernel/irq/irqdesc.c:770
 __gic_handle_irq drivers/irqchip/irq-gic-v3.c:865 [inline]
 __gic_handle_irq_from_irqson drivers/irqchip/irq-gic-v3.c:916 [inline]
 gic_handle_irq+0x6c/0x190 drivers/irqchip/irq-gic-v3.c:960
 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:891
 do_interrupt_handler+0xd4/0x138 arch/arm64/kernel/entry-common.c:310
 __el1_irq arch/arm64/kernel/entry-common.c:560 [inline]
 el1_interrupt+0x34/0x68 arch/arm64/kernel/entry-common.c:575
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:580
 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596
 debug_smp_processor_id+0x18/0x2c lib/smp_processor_id.c:60 (P)
 rcu_is_watching_curr_cpu include/linux/context_tracking.h:128 [inline]
 rcu_is_watching+0x5c/0x18c kernel/rcu/tree.c:737
 trace_notifier_run include/trace/events/notifier.h:59 [inline]
 notifier_call_chain+0x168/0x550 kernel/notifier.c:84
 raw_notifier_call_chain+0x3c/0x50 kernel/notifier.c:453
 call_netdevice_notifiers_info net/core/dev.c:2026 [inline]
 call_netdevice_notifiers_extack net/core/dev.c:2064 [inline]
 call_netdevice_notifiers+0x13c/0x1bc net/core/dev.c:2078
 register_netdevice+0xb40/0x11a8 net/core/dev.c:10613
 register_netdev+0x48/0x64 net/core/dev.c:10755
 vti6_init_net+0x1e8/0x2ac net/ipv6/ip6_vti.c:1155
 ops_init+0x2c8/0x4fc net/core/net_namespace.c:138
 setup_net+0x270/0x8c0 net/core/net_namespace.c:362
 copy_net_ns+0x2ac/0x4ac net/core/net_namespace.c:516
 create_new_namespaces+0x344/0x614 kernel/nsproxy.c:110
 unshare_nsproxy_namespaces+0x108/0x158 kernel/nsproxy.c:228
 ksys_unshare+0x484/0x858 kernel/fork.c:3333
 __do_sys_unshare kernel/fork.c:3404 [inline]
 __se_sys_unshare kernel/fork.c:3402 [inline]
 __arm64_sys_unshare+0x3c/0x50 kernel/fork.c:3402
 __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