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RTNL: assertion failed at ./include/net/netdev_lock.h (72)
WARNING: ./include/net/netdev_lock.h:72 at netdev_assert_locked_ops_compat include/net/netdev_lock.h:72 [inline], CPU#0: syz.0.17/4921
WARNING: ./include/net/netdev_lock.h:72 at netdev_queue_get_dma_dev+0x480/0x4ac net/core/netdev_queues.c:43, CPU#0: syz.0.17/4921
Modules linked in:
CPU: 0 UID: 0 PID: 4921 Comm: syz.0.17 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026
pstate: 63400005 (nZCv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : netdev_assert_locked_ops_compat include/net/netdev_lock.h:72 [inline]
pc : netdev_queue_get_dma_dev+0x480/0x4ac net/core/netdev_queues.c:43
lr : netdev_assert_locked_ops_compat include/net/netdev_lock.h:72 [inline]
lr : netdev_queue_get_dma_dev+0x480/0x4ac net/core/netdev_queues.c:43
sp : ffff80009b7c7880
x29: ffff80009b7c7880 x28: 1fffe00019df7d95 x27: dfff800000000000
x26: ffff7000136f8f1c x25: 0000000000000000 x24: 0000000000000000
x23: dfff800000000000 x22: ffff80008a19d000 x21: 0000000000000000
x20: ffff0000d8262000 x19: 0000000000000000 x18: 1fffe00034bb7428
x17: 0000000000000003 x16: ffff800088b37000 x15: ffff800088bed220
x14: ffff0001a5dba14c x13: 0000000000000001 x12: 0000000000000000
x11: 0000000000000000 x10: 0000000000000003 x9 : 9c6aefbe7cfe3100
x8 : 9c6aefbe7cfe3100 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000008 x3 : ffff8000803b706c
x2 : 0000000000000001 x1 : ffff0000c7439d40 x0 : 0000000000000001
Call trace:
 netdev_assert_locked_ops_compat include/net/netdev_lock.h:72 [inline] (P)
 netdev_queue_get_dma_dev+0x480/0x4ac net/core/netdev_queues.c:43 (P)
 zcrx_register_netdev+0x1b8/0x460 io_uring/zcrx.c:831
 io_register_zcrx+0x7ac/0xa00 io_uring/zcrx.c:983
 __io_uring_register io_uring/register.c:942 [inline]
 __do_sys_io_uring_register io_uring/register.c:1040 [inline]
 __se_sys_io_uring_register io_uring/register.c:1017 [inline]
 __arm64_sys_io_uring_register+0x7f0/0x13fc io_uring/register.c:1017
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121
 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140
 el0_svc+0x64/0x260 arch/arm64/kernel/entry-common.c:758
 el0t_64_sync_handler+0x44/0x104 arch/arm64/kernel/entry-common.c:777
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:590
irq event stamp: 846
hardirqs last  enabled at (845): [<ffff8000803b701c>] raw_spin_rq_unlock_irq kernel/sched/sched.h:1673 [inline]
hardirqs last  enabled at (845): [<ffff8000803b701c>] finish_lock_switch kernel/sched/core.c:5241 [inline]
hardirqs last  enabled at (845): [<ffff8000803b701c>] finish_task_switch+0x234/0x858 kernel/sched/core.c:5359
hardirqs last disabled at (846): [<ffff80008690b3d0>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:445
softirqs last  enabled at (810): [<ffff80008030e6e4>] softirq_handle_end kernel/softirq.c:468 [inline]
softirqs last  enabled at (810): [<ffff80008030e6e4>] handle_softirqs+0xc28/0xd98 kernel/softirq.c:650
softirqs last disabled at (797): [<ffff8000800204c0>] __do_softirq+0x14/0x20 kernel/softirq.c:656
---[ end trace 0000000000000000 ]---