hrtimer: interrupt took 1390206994 ns watchdog: BUG: soft lockup - CPU#0 stuck for 127s! [kworker/0:3:5293] Modules linked in: irq event stamp: 994813 hardirqs last enabled at (994812): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline] hardirqs last enabled at (994812): [] _raw_spin_unlock_irq+0x23/0x50 kernel/locking/spinlock.c:202 hardirqs last disabled at (994813): [] sysvec_apic_timer_interrupt+0xe/0xb0 arch/x86/kernel/apic/apic.c:1043 softirqs last enabled at (797718): [] softirq_handle_end kernel/softirq.c:400 [inline] softirqs last enabled at (797718): [] handle_softirqs+0x5be/0x8f0 kernel/softirq.c:582 softirqs last disabled at (798295): [] __do_softirq kernel/softirq.c:588 [inline] softirqs last disabled at (798295): [] invoke_softirq kernel/softirq.c:428 [inline] softirqs last disabled at (798295): [] __irq_exit_rcu kernel/softirq.c:637 [inline] softirqs last disabled at (798295): [] irq_exit_rcu+0xbb/0x120 kernel/softirq.c:649 CPU: 0 UID: 0 PID: 5293 Comm: kworker/0:3 Not tainted 6.11.0-rc4-syzkaller-00002-gb0da640826ba #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Workqueue: events request_firmware_work_func RIP: 0010:pie_calculate_probability+0x4c7/0x850 net/sched/sch_pie.c:320 Code: 80 3c 02 00 0f 85 6a 03 00 00 4c 89 6b 08 48 83 c4 48 5b 5d 41 5c 41 5d 41 5e 41 5f e9 82 31 6b f8 e8 7d 31 6b f8 48 8d 43 08 <48> 89 c2 48 89 44 24 08 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 RSP: 0018:ffffc90000007b80 EFLAGS: 00000246 RAX: ffff888066c41ea8 RBX: ffff888066c41ea0 RCX: ffffffff89208b6d RDX: ffff888028a99e00 RSI: ffffffff89208fb3 RDI: 0000000000000001 RBP: ffff88801c695b00 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000400 R14: dffffc0000000000 R15: ffffed10038d2b5a FS: 0000000000000000(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31410ff8 CR3: 000000002c798000 CR4: 0000000000350ef0 Call Trace: fq_pie_timer+0x215/0x5a0 net/sched/sch_fq_pie.c:398 call_timer_fn+0x1a3/0x610 kernel/time/timer.c:1792 expire_timers kernel/time/timer.c:1843 [inline] __run_timers+0x74b/0xaf0 kernel/time/timer.c:2417 __run_timer_base kernel/time/timer.c:2428 [inline] __run_timer_base kernel/time/timer.c:2421 [inline] run_timer_base+0x111/0x190 kernel/time/timer.c:2437 run_timer_softirq+0x1a/0x40 kernel/time/timer.c:2447 handle_softirqs+0x219/0x8f0 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu kernel/softirq.c:637 [inline] irq_exit_rcu+0xbb/0x120 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0x95/0xb0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:vprintk_store+0x225/0xb70 kernel/printk/printk.c:2209 Code: ed 0f 85 5f 07 00 00 e8 f9 46 1f 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 57 49 1f 00 48 85 db 0f 85 94 08 00 00 45 31 ed d6 46 1f 00 48 8b 4c 24 10 48 b8 00 00 00 00 00 fc ff df 48 01 RSP: 0018:ffffc9000303f5d8 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff816c8277 RDX: ffff888028a99e00 RSI: ffffffff816c8285 RDI: 0000000000000007 RBP: 0000000000000200 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000002 R13: 0000000000000034 R14: ffffffff8dd3c000 R15: 0000000000000000 vprintk_emit+0x1d3/0x600 kernel/printk/printk.c:2329 dev_vprintk_emit drivers/base/core.c:4912 [inline] dev_printk_emit+0xfb/0x140 drivers/base/core.c:4923 __dev_printk+0xf5/0x270 drivers/base/core.c:4935 _dev_err+0xe5/0x120 drivers/base/core.c:4978 ath9k_htc_wait_for_target+0x185/0x1c0 drivers/net/wireless/ath/ath9k/htc_drv_init.c:91 ath9k_htc_probe_device+0x185/0x2660 drivers/net/wireless/ath/ath9k/htc_drv_init.c:949 ath9k_htc_hw_init+0x33/0x70 drivers/net/wireless/ath/ath9k/htc_hst.c:529 ath9k_hif_usb_firmware_cb+0x272/0x620 drivers/net/wireless/ath/ath9k/hif_usb.c:1273 request_firmware_work_func+0x13d/0x250 drivers/base/firmware_loader/main.c:1167 process_one_work+0x9c8/0x1b40 kernel/workqueue.c:3231 process_scheduled_works kernel/workqueue.c:3312 [inline] worker_thread+0x6c8/0xf20 kernel/workqueue.c:3390 kthread+0x2c4/0x3a0 kernel/kthread.c:389 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 skipped: idling at native_safe_halt arch/x86/include/asm/irqflags.h:48 [inline] NMI backtrace for cpu 1 skipped: idling at arch_safe_halt arch/x86/include/asm/irqflags.h:106 [inline] NMI backtrace for cpu 1 skipped: idling at acpi_safe_halt+0x1a/0x20 drivers/acpi/processor_idle.c:111