------------[ cut here ]------------ RTNL: assertion failed at ./include/net/netdev_lock.h (72) WARNING: CPU: 1 PID: 253 at ./include/net/netdev_lock.h:72 netdev_ops_assert_locked include/net/netdev_lock.h:72 [inline] WARNING: CPU: 1 PID: 253 at ./include/net/netdev_lock.h:72 __linkwatch_sync_dev+0x2d8/0x314 net/core/link_watch.c:279 Modules linked in: CPU: 1 UID: 0 PID: 253 Comm: kworker/u8:9 Not tainted 6.16.0-rc1-syzkaller-g39dfc971e42d #0 PREEMPT Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: bond0 bond_mii_monitor pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : netdev_ops_assert_locked include/net/netdev_lock.h:72 [inline] pc : __linkwatch_sync_dev+0x2d8/0x314 net/core/link_watch.c:279 lr : netdev_ops_assert_locked include/net/netdev_lock.h:72 [inline] lr : __linkwatch_sync_dev+0x2d8/0x314 net/core/link_watch.c:279 sp : ffff80009bd47670 x29: ffff80009bd47670 x28: ffff80008c63df80 x27: 1fffe00019a0ac01 x26: dfff800000000000 x25: ffff7000137a8ee0 x24: dfff800000000000 x23: ffff0000cd0562e8 x22: ffff80008c63eae0 x21: 0000000000000000 x20: ffff800092c10000 x19: ffff0000cd056000 x18: 00000000ffffffff x17: 0000000000000000 x16: ffff80008ae31308 x15: ffff700011ed61d4 x14: 1ffff00011ed61d4 x13: 0000000000000004 x12: ffffffffffffffff x11: ffff700011ed61d4 x10: 0000000000ff0100 x9 : 26eb258ea28bc900 x8 : 26eb258ea28bc900 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff80009bd46fb8 x4 : ffff80008f727060 x3 : ffff80008054db48 x2 : 0000000000000000 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: netdev_ops_assert_locked include/net/netdev_lock.h:72 [inline] (P) __linkwatch_sync_dev+0x2d8/0x314 net/core/link_watch.c:279 (P) ethtool_op_get_link+0x20/0x68 net/ethtool/ioctl.c:63 bond_check_dev_link+0x338/0x560 drivers/net/bonding/bond_main.c:863 bond_miimon_inspect drivers/net/bonding/bond_main.c:2745 [inline] bond_mii_monitor+0x3a0/0x2658 drivers/net/bonding/bond_main.c:2967 process_one_work+0x7e8/0x155c kernel/workqueue.c:3238 process_scheduled_works kernel/workqueue.c:3321 [inline] worker_thread+0x958/0xed8 kernel/workqueue.c:3402 kthread+0x5fc/0x75c kernel/kthread.c:464 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:847 irq event stamp: 1032420 hardirqs last enabled at (1032419): [] __up_console_sem kernel/printk/printk.c:344 [inline] hardirqs last enabled at (1032419): [] __console_unlock+0x70/0xc4 kernel/printk/printk.c:2885 hardirqs last disabled at (1032420): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:511 softirqs last enabled at (1032264): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (1032264): [] nsim_dev_trap_report drivers/net/netdevsim/dev.c:820 [inline] softirqs last enabled at (1032264): [] nsim_dev_trap_report_work+0x67c/0x9fc drivers/net/netdevsim/dev.c:851 softirqs last disabled at (1032262): [] spin_lock_bh include/linux/spinlock.h:356 [inline] softirqs last disabled at (1032262): [] nsim_dev_trap_report drivers/net/netdevsim/dev.c:816 [inline] softirqs last disabled at (1032262): [] nsim_dev_trap_report_work+0x5f4/0x9fc drivers/net/netdevsim/dev.c:851 ---[ end trace 0000000000000000 ]---