------------[ cut here ]------------ RTNL: assertion failed at ./include/net/netdev_lock.h (56) WARNING: CPU: 0 PID: 47 at ./include/net/netdev_lock.h:56 netdev_ops_assert_locked include/net/netdev_lock.h:56 [inline] WARNING: CPU: 0 PID: 47 at ./include/net/netdev_lock.h:56 __linkwatch_sync_dev+0x30d/0x360 net/core/link_watch.c:279 Modules linked in: CPU: 0 UID: 0 PID: 47 Comm: kworker/u4:3 Not tainted 6.15.0-rc1-syzkaller-00173-g0c7cae12f67c #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 Workqueue: bond0 bond_mii_monitor RIP: 0010:netdev_ops_assert_locked include/net/netdev_lock.h:56 [inline] RIP: 0010:__linkwatch_sync_dev+0x30d/0x360 net/core/link_watch.c:279 Code: 7c fe ff ff e8 74 14 ce f7 c6 05 0a 9a 54 06 01 90 48 c7 c7 60 eb 50 8d 48 c7 c6 c6 f3 66 8e ba 38 00 00 00 e8 d4 35 8d f7 90 <0f> 0b 90 90 e9 4d fe ff ff 89 d9 80 e1 07 38 c1 0f 8c 19 fd ff ff RSP: 0018:ffffc9000062f710 EFLAGS: 00010246 RAX: fac4b59faef4b600 RBX: 0000000000000000 RCX: ffff88801e68a440 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff81827952 R09: 1ffff11003f847d2 R10: dffffc0000000000 R11: ffffed1003f847d3 R12: 0000000000000000 R13: dffffc0000000000 R14: ffff888052b14008 R15: ffff888052b14000 FS: 0000000000000000(0000) GS:ffff88808c596000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f026063f9a0 CR3: 00000000408ca000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ethtool_op_get_link+0x15/0x60 net/ethtool/ioctl.c:63 bond_check_dev_link+0x1fb/0x4b0 drivers/net/bonding/bond_main.c:864 bond_miimon_inspect drivers/net/bonding/bond_main.c:2734 [inline] bond_mii_monitor+0x49d/0x3170 drivers/net/bonding/bond_main.c:2956 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0xac3/0x18e0 kernel/workqueue.c:3319 worker_thread+0x870/0xd50 kernel/workqueue.c:3400 kthread+0x7b7/0x940 kernel/kthread.c:464 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245