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NETDEV WATCHDOG: sl0 (): transmit queue 0 timed out
WARNING: CPU: 0 PID: 4344 at net/sched/sch_generic.c:478 dev_watchdog+0x7f4/0xa5c net/sched/sch_generic.c:477
Modules linked in:
CPU: 0 PID: 4344 Comm: syz-executor.0 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
pstate: 62400005 (nZCv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : dev_watchdog+0x7f4/0xa5c net/sched/sch_generic.c:477
lr : dev_watchdog+0x7f4/0xa5c net/sched/sch_generic.c:477
sp : ffff800008007aa0
x29: ffff800008007ae0 x28: fffffffffffffed1 x27: ffff0000c22ee540
x26: 0000000000000001 x25: 0000000000000000 x24: ffff0000d6911068
x23: ffff0000c22ee440 x22: ffff0000c22ee448 x21: dfff800000000000
x20: 00000000000007d0 x19: ffff0000c22ee000 x18: 0000000000000102
x17: 0000000000000000 x16: ffff8000111cbe1c x15: 00000000ffffffff
x14: 0000000000ff0100 x13: 0000000000000001 x12: 0000000000ff0100
x11: 0000000000000101 x10: 0000000000000000 x9 : 3c83592bd0f64f00
x8 : 3c83592bd0f64f00 x7 : 0000000000000001 x6 : 0000000000000001
x5 : ffff800008007398 x4 : ffff80001425f420 x3 : ffff800008504400
x2 : 0000000000000001 x1 : 0000000100000101 x0 : 0000000000000033
Call trace:
 dev_watchdog+0x7f4/0xa5c net/sched/sch_generic.c:477
 call_timer_fn+0x19c/0x858 kernel/time/timer.c:1451
 expire_timers kernel/time/timer.c:1496 [inline]
 __run_timers+0x46c/0x6c4 kernel/time/timer.c:1767
 run_timer_softirq+0x7c/0x114 kernel/time/timer.c:1780
 handle_softirqs+0x344/0xbf0 kernel/softirq.c:576
 __do_softirq kernel/softirq.c:610 [inline]
 do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline]
 invoke_softirq kernel/softirq.c:457 [inline]
 __irq_exit_rcu+0x240/0x440 kernel/softirq.c:659
 irq_exit+0x14/0x88 kernel/softirq.c:683
 handle_domain_irq+0x14c/0x1fc kernel/irq/irqdesc.c:711
 gic_handle_irq+0x78/0x1c8 drivers/irqchip/irq-gic-v3.c:765
 call_on_irq_stack+0x30/0x48 arch/arm64/kernel/entry.S:903
 do_interrupt_handler+0x6c/0x88 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
 local_daif_restore arch/arm64/include/asm/daifflags.h:117 [inline]
 el0_svc_common+0xa8/0x258 arch/arm64/kernel/syscall.c:107
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
irq event stamp: 15486907
hardirqs last  enabled at (15486906): [<ffff8000082f8fd0>] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257
hardirqs last disabled at (15486907): [<ffff8000111c767c>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396
softirqs last  enabled at (15486880): [<ffff80000f69a768>] spin_unlock_bh include/linux/spinlock.h:408 [inline]
softirqs last  enabled at (15486880): [<ffff80000f69a768>] release_sock+0x1d0/0x258 net/core/sock.c:3282
softirqs last disabled at (15486887): [<ffff80000819eff8>] __do_softirq kernel/softirq.c:610 [inline]
softirqs last disabled at (15486887): [<ffff80000819eff8>] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline]
softirqs last disabled at (15486887): [<ffff80000819eff8>] invoke_softirq kernel/softirq.c:457 [inline]
softirqs last disabled at (15486887): [<ffff80000819eff8>] __irq_exit_rcu+0x240/0x440 kernel/softirq.c:659
---[ end trace 64279fa563e0f141 ]---
sl0: transmit timed out, driver error?