BUG: sleeping function called from invalid context at net/core/dev.c:11422 in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 62, name: kworker/u8:4 preempt_count: 0, expected: 0 RCU nest depth: 1, expected: 0 INFO: lockdep is turned off. CPU: 0 UID: 0 PID: 62 Comm: kworker/u8:4 Not tainted 6.13.0-syzkaller-01141-g62de6e168526 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 Workqueue: bond0 bond_mii_monitor Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120 __might_resched+0x5d4/0x780 kernel/sched/core.c:8754 synchronize_net+0x1b/0x50 net/core/dev.c:11422 dev_deactivate_many+0x4a7/0xb10 net/sched/sch_generic.c:1377 dev_deactivate+0x184/0x280 net/sched/sch_generic.c:1403 linkwatch_do_dev+0x10a/0x170 net/core/link_watch.c:184 ethtool_op_get_link+0x15/0x60 net/ethtool/ioctl.c:62 bond_check_dev_link+0x1f1/0x3f0 drivers/net/bonding/bond_main.c:873 bond_miimon_inspect drivers/net/bonding/bond_main.c:2740 [inline] bond_mii_monitor+0x49a/0x3170 drivers/net/bonding/bond_main.c:2962 process_one_work kernel/workqueue.c:3236 [inline] process_scheduled_works+0xa66/0x1840 kernel/workqueue.c:3317 worker_thread+0x870/0xd30 kernel/workqueue.c:3398 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 ------------[ cut here ]------------ Voluntary context switch within RCU read-side critical section! WARNING: CPU: 1 PID: 62 at kernel/rcu/tree_plugin.h:331 rcu_note_context_switch+0xcf4/0xff0 kernel/rcu/tree_plugin.h:331 Modules linked in: CPU: 1 UID: 0 PID: 62 Comm: kworker/u8:4 Tainted: G W 6.13.0-syzkaller-01141-g62de6e168526 #0 Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 Workqueue: bond0 bond_mii_monitor RIP: 0010:rcu_note_context_switch+0xcf4/0xff0 kernel/rcu/tree_plugin.h:331 Code: 00 ba 02 00 00 00 e8 7b 13 fe ff 4c 8b b4 24 80 00 00 00 eb 91 c6 05 f7 84 7d 0e 01 90 48 c7 c7 20 e9 0b 8c e8 fd 1f da ff 90 <0f> 0b 90 90 e9 3b f4 ff ff 90 0f 0b 90 45 84 ed 0f 84 00 f4 ff ff RSP: 0018:ffffc9000214ef80 EFLAGS: 00010046 RAX: 28c71a1049aba500 RBX: ffff88801c3dde44 RCX: ffff88801c3dda00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: ffffc9000214f0d0 R08: ffffffff81603092 R09: fffffbfff1cfa638 R10: dffffc0000000000 R11: fffffbfff1cfa638 R12: ffff88801c3dda00 R13: 0000000000000000 R14: 1ffff92000429e08 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f06bab452d8 CR3: 000000000e738000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __schedule+0x348/0x4b90 kernel/sched/core.c:6664 __schedule_loop kernel/sched/core.c:6837 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6852 schedule_preempt_disabled+0x13/0x30 kernel/sched/core.c:6909 __mutex_lock_common kernel/locking/mutex.c:662 [inline] __mutex_lock+0x817/0x1010 kernel/locking/mutex.c:730 exp_funnel_lock kernel/rcu/tree_exp.h:329 [inline] synchronize_rcu_expedited+0x451/0x830 kernel/rcu/tree_exp.h:976 dev_deactivate_many+0x4a7/0xb10 net/sched/sch_generic.c:1377 dev_deactivate+0x184/0x280 net/sched/sch_generic.c:1403 linkwatch_do_dev+0x10a/0x170 net/core/link_watch.c:184 ethtool_op_get_link+0x15/0x60 net/ethtool/ioctl.c:62 bond_check_dev_link+0x1f1/0x3f0 drivers/net/bonding/bond_main.c:873 bond_miimon_inspect drivers/net/bonding/bond_main.c:2740 [inline] bond_mii_monitor+0x49a/0x3170 drivers/net/bonding/bond_main.c:2962 process_one_work kernel/workqueue.c:3236 [inline] process_scheduled_works+0xa66/0x1840 kernel/workqueue.c:3317 worker_thread+0x870/0xd30 kernel/workqueue.c:3398 kthread+0x2f0/0x390 kernel/kthread.c:389 ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244