watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor205:5999]
Modules linked in:
irq event stamp: 971007
hardirqs last  enabled at (971006): [<ffff80008a570c30>] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline]
hardirqs last  enabled at (971006): [<ffff80008a570c30>] exit_to_kernel_mode+0xdc/0x10c arch/arm64/kernel/entry-common.c:94
hardirqs last disabled at (971007): [<ffff80008a56e84c>] __el1_irq arch/arm64/kernel/entry-common.c:499 [inline]
hardirqs last disabled at (971007): [<ffff80008a56e84c>] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:517
softirqs last  enabled at (224520): [<ffff8000800218ec>] softirq_handle_end kernel/softirq.c:399 [inline]
softirqs last  enabled at (224520): [<ffff8000800218ec>] __do_softirq+0xac0/0xd54 kernel/softirq.c:582
softirqs last disabled at (224525): [<ffff80008002aad4>] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80
CPU: 1 PID: 5999 Comm: syz-executor205 Not tainted 6.5.0-rc7-syzkaller-gfe4469582053 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : qdisc_peek_head+0x2c/0x4c include/net/sch_generic.h:1054
lr : qdisc_peek_head+0x18/0x4c include/net/sch_generic.h:1051
sp : ffff800080017bc0
x29: ffff800080017bc0 x28: 0000000000000001 x27: 0000000000000002
x26: dfff800000000000 x25: ffff0000e2964000 x24: ffff0000dd71b2d0
x23: 0000000000008a27 x22: ffff0000d5004400 x21: ffff80008e0a6950
x20: ffff0000d515f000 x19: ffff0000d515f0d8 x18: ffff800096a96aa0
x17: ffff80012620c000 x16: ffff800080516cc4 x15: 0000000000000102
x14: ffff80008e0a05e8 x13: dfff800000000000 x12: 000000003b00d0d9
x11: 0000000000000102 x10: 0000000000000100 x9 : 1fffe0001aa2be1b
x8 : 0000000000000000 x7 : ffff800088a8f76c x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000008a27
x2 : ffff0000d5004400 x1 : 0000000000000000 x0 : ffff0000d515f000
Call trace:
 qdisc_peek_head+0x2c/0x4c include/net/sch_generic.h:1054
 taprio_dequeue_from_txq+0x128/0x834 net/sched/sch_taprio.c:731
 taprio_dequeue_tc_priority+0x184/0x64c net/sched/sch_taprio.c:798
 taprio_dequeue+0x174/0x508
 dequeue_skb net/sched/sch_generic.c:292 [inline]
 qdisc_restart net/sched/sch_generic.c:397 [inline]
 __qdisc_run+0x1fc/0x2358 net/sched/sch_generic.c:415
 qdisc_run+0xc4/0x23c include/net/pkt_sched.h:125
 net_tx_action+0x6f8/0x8ac net/core/dev.c:5049
 __do_softirq+0x2d0/0xd54 kernel/softirq.c:553
 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80
 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:882
 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:85
 invoke_softirq kernel/softirq.c:434 [inline]
 __irq_exit_rcu+0x200/0x494 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:587
 __daif_local_irq_enable arch/arm64/include/asm/irqflags.h:33 [inline]
 arch_local_irq_enable arch/arm64/include/asm/irqflags.h:55 [inline]
 raw_spin_rq_unlock_irq kernel/sched/sched.h:1378 [inline]
 finish_lock_switch+0xc0/0x1e4 kernel/sched/core.c:5133
 finish_task_switch+0x120/0x614 kernel/sched/core.c:5251
 context_switch kernel/sched/core.c:5384 [inline]
 __schedule+0x1368/0x23b4 kernel/sched/core.c:6710
 schedule+0xc4/0x170 kernel/sched/core.c:6786
 do_nanosleep+0x170/0x504 kernel/time/hrtimer.c:2047
 hrtimer_nanosleep+0x1c4/0x358 kernel/time/hrtimer.c:2100
 common_nsleep+0xa8/0xc0 kernel/time/posix-timers.c:1350
 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1396 [inline]
 __se_sys_clock_nanosleep kernel/time/posix-timers.c:1373 [inline]
 __arm64_sys_clock_nanosleep+0x350/0x38c kernel/time/posix-timers.c:1373
 __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+0x58/0x16c 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:591