------------[ cut here ]------------ NETDEV WATCHDOG: sl0 (): transmit queue 0 timed out 28800 ms WARNING: CPU: 1 PID: 17994 at net/sched/sch_generic.c:526 dev_watchdog+0x63c/0x688 net/sched/sch_generic.c:525 Modules linked in: CPU: 1 PID: 17994 Comm: syz-executor.5 Not tainted 6.7.0-rc8-syzkaller-g0802e17d9aca #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : dev_watchdog+0x63c/0x688 net/sched/sch_generic.c:525 lr : dev_watchdog+0x63c/0x688 net/sched/sch_generic.c:525 sp : ffff800080017bb0 x29: ffff800080017be0 x28: dfff800000000000 x27: fffffffffffffc90 x26: ffff0000d696d400 x25: 0000000000000000 x24: 0000000000000110 x23: ffff0000d696d470 x22: 0000000000007080 x21: ffff0000c6450000 x20: ffff0000c6450000 x19: ffff0000c6450548 x18: ffff800080017080 x17: 0000000000000000 x16: ffff80008a830eb8 x15: 0000000000000001 x14: 1fffe0003682a63a x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000103 x10: 0000000000ff0100 x9 : 7447b5785a56a200 x8 : 7447b5785a56a200 x7 : 00000000000c7af0 x6 : 00000000000c7ac8 x5 : ffff800080017498 x4 : ffff80008e5d16e8 x3 : ffff8000805ab6bc x2 : 0000000000000001 x1 : 0000000000000101 x0 : 0000000000000000 Call trace: dev_watchdog+0x63c/0x688 net/sched/sch_generic.c:525 call_timer_fn+0x19c/0x8cc kernel/time/timer.c:1700 expire_timers kernel/time/timer.c:1751 [inline] __run_timers+0x55c/0x734 kernel/time/timer.c:2022 run_timer_softirq+0x7c/0x114 kernel/time/timer.c:2035 __do_softirq+0x2d8/0xce4 kernel/softirq.c:553 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:886 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86 invoke_softirq kernel/softirq.c:434 [inline] __irq_exit_rcu+0x1d8/0x434 kernel/softirq.c:632 irq_exit_rcu+0x14/0x84 kernel/softirq.c:644 __el1_irq arch/arm64/kernel/entry-common.c:503 [inline] el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:517 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:522 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:591 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:176 [inline] arch_local_irq_restore arch/arm64/include/asm/irqflags.h:196 [inline] refill_obj_stock+0x200/0x328 mm/memcontrol.c:3501 obj_cgroup_uncharge+0x14/0x20 mm/memcontrol.c:3555 memcg_slab_free_hook mm/slab.h:572 [inline] slab_free mm/slub.c:3804 [inline] kmem_cache_free+0x190/0x56c mm/slub.c:3831 vma_lock_free kernel/fork.c:471 [inline] __vm_area_free+0xec/0x148 kernel/fork.c:527 remove_vma mm/mmap.c:146 [inline] exit_mmap+0x578/0xc28 mm/mmap.c:3332 __mmput+0xec/0x390 kernel/fork.c:1349 mmput+0x70/0xac kernel/fork.c:1371 exit_mm+0x148/0x210 kernel/exit.c:567 do_exit+0x478/0x1f64 kernel/exit.c:856 do_group_exit+0x194/0x22c kernel/exit.c:1018 __do_sys_exit_group kernel/exit.c:1029 [inline] __se_sys_exit_group kernel/exit.c:1027 [inline] pid_child_should_wake+0x0/0x1dc kernel/exit.c:1027 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:51 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:136 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:155 el0_svc+0x54/0x158 arch/arm64/kernel/entry-common.c:678 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:696 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 irq event stamp: 3665 hardirqs last enabled at (3664): [] __up_console_sem kernel/printk/printk.c:341 [inline] hardirqs last enabled at (3664): [] __console_unlock kernel/printk/printk.c:2706 [inline] hardirqs last enabled at (3664): [] console_unlock+0x17c/0x3d4 kernel/printk/printk.c:3038 hardirqs last disabled at (3665): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:436 softirqs last enabled at (2626): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (3635): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81 ---[ end trace 0000000000000000 ]--- sl0: transmit timed out, driver error?