------------[ cut here ]------------ NETDEV WATCHDOG: sl0 (): transmit queue 0 timed out WARNING: CPU: 0 PID: 25828 at net/sched/sch_generic.c:526 dev_watchdog+0x5ac/0x62c net/sched/sch_generic.c:525 Modules linked in: CPU: 0 PID: 25828 Comm: syz-executor.1 Not tainted 6.1.80-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : dev_watchdog+0x5ac/0x62c net/sched/sch_generic.c:525 lr : dev_watchdog+0x5ac/0x62c net/sched/sch_generic.c:525 sp : ffff800008007bb0 x29: ffff800008007be0 x28: dfff800000000000 x27: fffffffffffff950 x26: ffff0001207f6400 x25: 0000000000000000 x24: 0000000000000110 x23: ffff0000dc57e000 x22: ffff0001207f6470 x21: ffff0000dc57e460 x20: ffff800018143000 x19: ffff0000dc57e548 x18: ffff800008006fa0 x17: 0000000000000000 x16: ffff800012145f4c x15: 0000000000000000 x14: 00000000ffffffff x13: 0000000000000001 x12: 0000000000000001 x11: 0000000000ff0100 x10: 0000000000000000 x9 : b90d5a436a224d00 x8 : b90d5a436a224d00 x7 : 0000000000000001 x6 : 0000000000000001 x5 : ffff800008007498 x4 : ffff800015902a60 x3 : ffff800008586304 x2 : 0000000000000001 x1 : 0000000000000102 x0 : 0000000000000000 Call trace: dev_watchdog+0x5ac/0x62c net/sched/sch_generic.c:525 call_timer_fn+0x1c0/0xa1c kernel/time/timer.c:1474 expire_timers kernel/time/timer.c:1519 [inline] __run_timers+0x554/0x718 kernel/time/timer.c:1790 run_timer_softirq+0x7c/0x114 kernel/time/timer.c:1803 __do_softirq+0x314/0xe38 kernel/softirq.c:571 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:893 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:85 invoke_softirq kernel/softirq.c:452 [inline] __irq_exit_rcu+0x264/0x4d4 kernel/softirq.c:650 irq_exit_rcu+0x14/0x84 kernel/softirq.c:662 __el1_irq arch/arm64/kernel/entry-common.c:472 [inline] el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:486 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:491 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:581 arch_local_irq_restore arch/arm64/include/asm/irqflags.h:122 [inline] lock_acquire+0x2ac/0x7cc kernel/locking/lockdep.c:5665 rcu_lock_acquire+0x44/0x54 include/linux/rcupdate.h:319 rcu_read_lock include/linux/rcupdate.h:760 [inline] page_ext_get+0x2c/0x2d0 mm/page_ext.c:157 page_table_check_clear+0x94/0x46c mm/page_table_check.c:71 __page_table_check_pte_clear+0x7c/0x9c mm/page_table_check.c:159 page_table_check_pte_clear include/linux/page_table_check.h:55 [inline] ptep_get_and_clear arch/arm64/include/asm/pgtable.h:944 [inline] ptep_get_and_clear_full include/linux/pgtable.h:429 [inline] zap_pte_range mm/memory.c:1435 [inline] zap_pmd_range mm/memory.c:1574 [inline] zap_pud_range mm/memory.c:1603 [inline] zap_p4d_range mm/memory.c:1624 [inline] unmap_page_range+0x1b7c/0x2080 mm/memory.c:1645 unmap_single_vma mm/memory.c:1691 [inline] unmap_vmas+0x394/0x550 mm/memory.c:1730 exit_mmap+0x1d0/0xa60 mm/mmap.c:3227 __mmput+0xec/0x39c kernel/fork.c:1199 mmput+0x70/0xac kernel/fork.c:1221 exit_mm+0x14c/0x244 kernel/exit.c:563 do_exit+0x4d4/0x1a88 kernel/exit.c:856 do_group_exit+0x194/0x22c kernel/exit.c:1019 get_signal+0x14a0/0x158c kernel/signal.c:2862 do_signal arch/arm64/kernel/signal.c:1076 [inline] do_notify_resume+0x3ac/0x3474 arch/arm64/kernel/signal.c:1129 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x168 arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 213 hardirqs last enabled at (212): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:261 hardirqs last disabled at (213): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (8): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (187): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- sl0: transmit timed out, driver error?