------------[ cut here ]------------ NETDEV WATCHDOG: sl0 (): transmit queue 0 timed out WARNING: CPU: 1 PID: 4672 at net/sched/sch_generic.c:478 dev_watchdog+0x89c/0xb4c net/sched/sch_generic.c:477 Modules linked in: CPU: 1 PID: 4672 Comm: kworker/u4:7 Not tainted 5.15.165-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 Workqueue: netns cleanup_net pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : dev_watchdog+0x89c/0xb4c net/sched/sch_generic.c:477 lr : dev_watchdog+0x89c/0xb4c net/sched/sch_generic.c:477 sp : ffff800008017ab0 x29: ffff800008017b00 x28: fffffffffffffbd1 x27: ffff0000d4248000 x26: 0000000000000002 x25: 0000000000000000 x24: 0000000000000000 x23: ffff0000d4248440 x22: ffff0000d4248540 x21: dfff800000000000 x20: 00000000ffffee01 x19: ffff800016f0f000 x18: 0000000000000102 x17: 0000000000000000 x16: ffff800011abc7d0 x15: 00000000ffffffff x14: ffff0000d8703680 x13: 0000000000000001 x12: 0000000000000001 x11: 0000000000000101 x10: 0000000000000000 x9 : 0f391c4d7f8fe100 x8 : 0f391c4d7f8fe100 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800008017218 x4 : ffff800014b9faa0 x3 : ffff800008555e58 x2 : 0000000000000001 x1 : 0000000000000101 x0 : 0000000000000033 Call trace: dev_watchdog+0x89c/0xb4c net/sched/sch_generic.c:477 call_timer_fn+0x19c/0x8f0 kernel/time/timer.c:1451 expire_timers kernel/time/timer.c:1496 [inline] __run_timers+0x554/0x718 kernel/time/timer.c:1767 run_timer_softirq+0x7c/0x114 kernel/time/timer.c:1780 handle_softirqs+0x384/0xdbc kernel/softirq.c:558 __do_softirq kernel/softirq.c:592 [inline] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] invoke_softirq kernel/softirq.c:439 [inline] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641 irq_exit+0x14/0x88 kernel/softirq.c:665 handle_domain_irq+0xf4/0x178 kernel/irq/irqdesc.c:711 gic_handle_irq+0x78/0x1c8 drivers/irqchip/irq-gic-v3.c:758 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:899 do_interrupt_handler+0x74/0x94 arch/arm64/kernel/entry-common.c:267 el1_interrupt+0x30/0x58 arch/arm64/kernel/entry-common.c:454 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:470 el1h_64_irq+0x78/0x7c arch/arm64/kernel/entry.S:522 arch_local_irq_restore arch/arm64/include/asm/irqflags.h:122 [inline] lock_acquire+0x280/0x77c kernel/locking/lockdep.c:5626 rcu_lock_acquire+0x40/0x4c include/linux/rcupdate.h:312 rcu_read_lock include/linux/rcupdate.h:739 [inline] inet_twsk_purge+0x10c/0x858 net/ipv4/inet_timewait_sock.c:268 dccp_v4_exit_batch+0x20/0x2c net/dccp/ipv4.c:1040 ops_exit_list net/core/net_namespace.c:177 [inline] cleanup_net+0x5e0/0x9bc net/core/net_namespace.c:599 process_one_work+0x790/0x11b8 kernel/workqueue.c:2310 worker_thread+0x910/0x1034 kernel/workqueue.c:2457 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 4281833 hardirqs last enabled at (4281832): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (4281833): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (4280164): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (4280164): [] handle_softirqs+0xb88/0xdbc kernel/softirq.c:586 softirqs last disabled at (4280173): [] __do_softirq kernel/softirq.c:592 [inline] softirqs last disabled at (4280173): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (4280173): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (4280173): [] __irq_exit_rcu+0x268/0x4d8 kernel/softirq.c:641 ---[ end trace 05142b274ce2d2b0 ]--- sl0: transmit timed out, driver error?