WARNING: CPU: 1 PID: 6804 at ./include/net/netdev_lock.h:72 netdev_ops_assert_locked include/net/netdev_lock.h:72 [inline]
WARNING: CPU: 1 PID: 6804 at ./include/net/netdev_lock.h:72 __linkwatch_sync_dev+0x210/0x24a net/core/link_watch.c:279
Modules linked in:
CPU: 1 UID: 0 PID: 6804 Comm: kworker/u8:2 Not tainted syzkaller #0 PREEMPT 
Hardware name: riscv-virtio,qemu (DT)
Workqueue: bond0 bond_mii_monitor
epc : netdev_ops_assert_locked include/net/netdev_lock.h:72 [inline]
epc : __linkwatch_sync_dev+0x210/0x24a net/core/link_watch.c:279
 ra : netdev_ops_assert_locked include/net/netdev_lock.h:72 [inline]
 ra : __linkwatch_sync_dev+0x210/0x24a net/core/link_watch.c:279
epc : ffffffff8525ebfc ra : ffffffff8525ebfc sp : ffff8f800d7576f0
 gp : ffffffff89e99e80 tp : ffffaf801c704ec0 t0 : ffff8f800d7572d4
 t1 : fffff5ef0dda0cea t2 : 737361203a4c4e54 s0 : ffff8f800d757720
 s1 : ffffaf8019638000 a0 : 0000000000000000 a1 : ffffaf801c705ec0
 a2 : 0000000000000000 a3 : ffffffff8014e7b8 a4 : 0000000000000000
 a5 : 0000000000000000 a6 : fffff5ef0dda0ceb a7 : ffffaf806ed06753
 s2 : ffffffff89d88ce8 s3 : 0000000000000000 s4 : 1ffff5f0032c7193
 s5 : 1ffff1f001aeaeec s6 : 0000000000000005 s7 : 1ffff5f0032c7001
 s8 : ffffaf8019638008 s9 : ffffffff8723dfc0 s10: ffffffff855c691a
 s11: 1ffff5f0032c705d t3 : 3f12813d00000000 t4 : fffff5ef0dda0cea
 t5 : fffff5ef0dda0ceb t6 : ffff8f800d7570b8
status: 0000000200000120 badaddr: ffffffff8525ebfc cause: 0000000000000003
[<ffffffff8525ebfc>] netdev_ops_assert_locked include/net/netdev_lock.h:72 [inline]
[<ffffffff8525ebfc>] __linkwatch_sync_dev+0x210/0x24a net/core/link_watch.c:279
[<ffffffff855c6938>] ethtool_op_get_link+0x1e/0x54 net/ethtool/ioctl.c:63
[<ffffffff83231342>] bond_check_dev_link+0x380/0x5dc drivers/net/bonding/bond_main.c:865
[<ffffffff83252ebc>] bond_miimon_inspect drivers/net/bonding/bond_main.c:2762 [inline]
[<ffffffff83252ebc>] bond_mii_monitor+0x3de/0x29a8 drivers/net/bonding/bond_main.c:2984
[<ffffffff801cf50c>] process_one_work+0x842/0x1ea4 kernel/workqueue.c:3236
[<ffffffff801d1bb8>] process_scheduled_works kernel/workqueue.c:3319 [inline]
[<ffffffff801d1bb8>] worker_thread+0x5d2/0xdec kernel/workqueue.c:3400
[<ffffffff801ec406>] kthread+0x3a4/0x7e0 kernel/kthread.c:463
[<ffffffff8006a9c4>] ret_from_fork_kernel+0x2a/0xbb4 arch/riscv/kernel/process.c:214
[<ffffffff86432ece>] ret_from_fork_kernel_asm+0x16/0x18 arch/riscv/kernel/entry.S:328