------------[ cut here ]------------ NETDEV WATCHDOG: sl0 (): transmit queue 0 timed out WARNING: CPU: 0 PID: 4266 at net/sched/sch_generic.c:526 dev_watchdog+0x5ac/0x62c net/sched/sch_generic.c:525 Modules linked in: CPU: 0 PID: 4266 Comm: udevd Not tainted 6.1.70-syzkaller #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+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: fffffffffffff890 x26: ffff000129145400 x25: 0000000000000000 x24: 0000000000000110 x23: ffff000129934000 x22: ffff000129145470 x21: ffff000129934460 x20: ffff800018142000 x19: ffff000129934548 x18: ffff800008006fa0 x17: 0000000000000000 x16: ffff80001214740c x15: 0000000000000000 x14: 00000000ffffffff x13: fffffffffffc2428 x12: 0000000000000001 x11: 0000000000ff0100 x10: 0000000000000000 x9 : 29e3c9d469f16900 x8 : 29e3c9d469f16900 x7 : fffffffffffc2428 x6 : fffffffffffc23d8 x5 : ffff800008007498 x4 : ffff8000158d37c8 x3 : ffff80000858785c 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:79 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:893 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:84 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_enable arch/arm64/include/asm/irqflags.h:35 [inline] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline] _raw_spin_unlock_irq+0x44/0x90 kernel/locking/spinlock.c:202 spin_unlock_irq include/linux/spinlock.h:400 [inline] loop_queue_work drivers/block/loop.c:898 [inline] loop_queue_rq+0x980/0xae0 drivers/block/loop.c:1878 __blk_mq_issue_directly block/blk-mq.c:2580 [inline] __blk_mq_try_issue_directly+0x42c/0x684 block/blk-mq.c:2633 blk_mq_request_issue_directly block/blk-mq.c:2667 [inline] blk_mq_plug_issue_direct+0x1fc/0x56c block/blk-mq.c:2687 blk_mq_flush_plug_list+0x53c/0xa1c block/blk-mq.c:2787 __blk_flush_plug+0x388/0x408 block/blk-core.c:1143 blk_finish_plug+0x68/0x90 block/blk-core.c:1167 read_pages+0x500/0x6a0 mm/readahead.c:184 page_cache_ra_unbounded+0x46c/0x58c mm/readahead.c:270 do_page_cache_ra mm/readahead.c:300 [inline] force_page_cache_ra mm/readahead.c:331 [inline] page_cache_sync_ra+0x318/0x3d0 mm/readahead.c:705 page_cache_sync_readahead include/linux/pagemap.h:1215 [inline] filemap_get_pages mm/filemap.c:2636 [inline] filemap_read+0x598/0x2260 mm/filemap.c:2730 blkdev_read_iter+0x344/0x490 block/fops.c:613 call_read_iter include/linux/fs.h:2242 [inline] new_sync_read fs/read_write.c:389 [inline] vfs_read+0x5bc/0x8ac fs/read_write.c:470 ksys_read+0x15c/0x26c fs/read_write.c:613 __do_sys_read fs/read_write.c:623 [inline] __se_sys_read fs/read_write.c:621 [inline] __arm64_sys_read+0x7c/0x90 fs/read_write.c:621 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 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: 14072827 hardirqs last enabled at (14072826): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:261 hardirqs last disabled at (14072827): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (14072770): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (14072801): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:79 ---[ end trace 0000000000000000 ]--- sl0: transmit timed out, driver error?