Extracting prog: 4m9.965723179s
Minimizing prog: 12m20.898488685s
Simplifying prog options: 12m44.191885966s
Extracting C: 1m28.662198974s
Simplifying C: 0s


extracting reproducer from 1 programs
testing a last program of every proc
single: executing 1 programs separately with timeout 30s
testing program (duration=30s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000200)=ANY=[@ANYBLOB="12010000eafa7240936901b02926f400100109021b000124a800800904000001030000000905", @ANYRES64], 0x0)

program did not crash
single: failed to extract reproducer
single: executing 1 programs separately with timeout 6m0s
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000200)=ANY=[@ANYBLOB="12010000eafa7240936901b02926f400100109021b000124a800800904000001030000000905", @ANYRES64], 0x0)

program crashed: BUG: soft lockup in dummy_timer
single: successfully extracted reproducer
found reproducer with 1 syscalls
minimizing guilty program
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, 0x0, 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000200)=ANY=[@ANYBLOB, @ANYRES64], 0x0)

program did not crash
extracting C reproducer
testing compiled C program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect
program crashed: BUG: soft lockup in raw_ioctl
a never seen crash title: BUG: soft lockup in raw_ioctl, ignore
simplifying guilty program options
testing program (duration=6m0s, {Threaded:false Repeat:true RepeatTimes:0 Procs:5 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000200)=ANY=[@ANYBLOB="12010000eafa7240936901b02926f400100109021b000124a800800904000001030000000905", @ANYRES64], 0x0)

program did not crash
testing program (duration=6m0s, {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:true NetDevices:true NetReset:true Cgroups:true BinfmtMisc:true CloseFDs:true KCSAN:false DevlinkPCI:false NicVF:false USB:true VhciInjection:true Wifi:true IEEE802154:true Sysctl:true Swap:true UseTmpDir:true HandleSegv:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}}): syz_usb_connect
detailed listing:
executing program 0:
syz_usb_connect(0x0, 0x2d, &(0x7f0000000200)=ANY=[@ANYBLOB="12010000eafa7240936901b02926f400100109021b000124a800800904000001030000000905", @ANYRES64], 0x0)

program did not crash
reproducing took 30m43.718317116s
repro crashed as (corrupted=false):
yealink 1-1:36.0: urb_ctl_callback - urb status -71
yealink 1-1:36.0: urb_irq_callback - urb status -71
yealink 1-1:36.0: unexpected response 0
watchdog: BUG: soft lockup - CPU#0 stuck for 25s! [syz.1.415:7503]
Modules linked in:
irq event stamp: 236795
hardirqs last  enabled at (236794): [<ffff80008b7ec4f8>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
hardirqs last  enabled at (236794): [<ffff80008b7ec4f8>] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194
hardirqs last disabled at (236795): [<ffff80008b7c8804>] __el1_irq arch/arm64/kernel/entry-common.c:557 [inline]
hardirqs last disabled at (236795): [<ffff80008b7c8804>] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:575
softirqs last  enabled at (236782): [<ffff800080311b48>] softirq_handle_end kernel/softirq.c:407 [inline]
softirqs last  enabled at (236782): [<ffff800080311b48>] handle_softirqs+0xb44/0xd34 kernel/softirq.c:589
softirqs last disabled at (236789): [<ffff800080020dbc>] __do_softirq+0x14/0x20 kernel/softirq.c:595
CPU: 0 UID: 0 PID: 7503 Comm: syz.1.415 Not tainted 6.14.0-rc5-syzkaller-g14d05f12084d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
pc : _raw_spin_unlock_irqrestore+0x44/0x98 kernel/locking/spinlock.c:194
lr : __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
lr : _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194
sp : ffff8000800079c0
x29: ffff8000800079c0 x28: ffff0000cdca2480 x27: ffff0000d7244000
x26: 1ffff00010000f8c x25: dead000000000100 x24: 000000000000d000
x23: dfff800000000000 x22: ffff0000cdca2418 x21: 0000000000000001
x20: ffff0000ccc9c000 x19: 0000000000000000 x18: 0000000000000008
x17: 0000000000000000 x16: ffff8000804696fc x15: 0000000000000001
x14: 1fffe00019993800 x13: ffff800080008000 x12: 0000000000000003
x11: 0000000000000102 x10: 0000000000000003 x9 : 0000000000000000
x8 : 00000000000000c0 x7 : ffff800086fb174c x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000002 x1 : ffff80008b87a5a0 x0 : ffff800123c84000
Call trace:
 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:175 [inline] (P)
 arch_local_irq_restore arch/arm64/include/asm/irqflags.h:195 [inline] (P)
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] (P)
 _raw_spin_unlock_irqrestore+0x44/0x98 kernel/locking/spinlock.c:194 (P)
 dummy_timer+0x33ec/0x3524
 __run_hrtimer kernel/time/hrtimer.c:1801 [inline]
 __hrtimer_run_queues+0x47c/0xca4 kernel/time/hrtimer.c:1865
 hrtimer_run_softirq+0x158/0x21c kernel/time/hrtimer.c:1882
 handle_softirqs+0x320/0xd34 kernel/softirq.c:561
 __do_softirq+0x14/0x20 kernel/softirq.c:595
 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81
 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:891
 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86
 invoke_softirq kernel/softirq.c:442 [inline]
 __irq_exit_rcu+0x1d8/0x544 kernel/softirq.c:662
 irq_exit_rcu+0x14/0x84 kernel/softirq.c:678
 __el1_irq arch/arm64/kernel/entry-common.c:561 [inline]
 el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:575
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:580
 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596
 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:175 [inline] (P)
 arch_local_irq_restore arch/arm64/include/asm/irqflags.h:195 [inline] (P)
 console_emit_next_record kernel/printk/printk.c:3130 [inline] (P)
 console_flush_all+0x69c/0xb90 kernel/printk/printk.c:3210 (P)
 __console_flush_and_unlock kernel/printk/printk.c:3269 [inline]
 console_unlock+0x138/0x3ac kernel/printk/printk.c:3309
 vprintk_emit+0x308/0x55c kernel/printk/printk.c:2432
 vprintk_default+0xa0/0xe4 kernel/printk/printk.c:2447
 vprintk+0x94/0x12c kernel/printk/printk_safe.c:82
 _printk+0xdc/0x128 kernel/printk/printk.c:2457
 usb_gadget_register_driver_owner+0x204/0x25c drivers/usb/gadget/udc/core.c:1710
 raw_ioctl_run drivers/usb/gadget/legacy/raw_gadget.c:595 [inline]
 raw_ioctl+0x1104/0x35c8 drivers/usb/gadget/legacy/raw_gadget.c:1306
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl fs/ioctl.c:892 [inline]
 __arm64_sys_ioctl+0x14c/0x1cc fs/ioctl.c:892
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744
 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 38 Comm: kworker/u8:2 Not tainted 6.14.0-rc5-syzkaller-g14d05f12084d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: events_unbound toggle_allocation_gate
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : csd_lock_wait kernel/smp.c:340 [inline]
pc : smp_call_function_many_cond+0x19b4/0x3298 kernel/smp.c:885
lr : csd_lock_wait kernel/smp.c:340 [inline]
lr : smp_call_function_many_cond+0x19cc/0x3298 kernel/smp.c:885
sp : ffff800097fe76f0
x29: ffff800097fe7830 x28: 1fffe000366f8d21 x27: dfff800000000000
x26: ffff0001b37a8d08 x25: 0000000000000000 x24: 0000000000000008
x23: ffffffffffffffff x22: 1fffe000366f8d20 x21: 0000000000000011
x20: ffff0001b37c6908 x19: ffff0001b37c6900 x18: 1fffe000366f6086
x17: ffff80008fbbd000 x16: ffff8000832b8f3c x15: 0000000000000001
x14: 1fffe000366f51a1 x13: 0000000000000000 x12: 0000000000000000
x11: ffff6000366f51a2 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : 0000000000000011 x7 : ffff80008015b660 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000000 x3 : ffff8000805f0ed0
x2 : 0000000000000000 x1 : 0000000000000004 x0 : 0000000000000001
Call trace:
 __cmpwait_case_32 arch/arm64/include/asm/cmpxchg.h:231 [inline] (P)
 __cmpwait arch/arm64/include/asm/cmpxchg.h:257 [inline] (P)
 csd_lock_wait kernel/smp.c:340 [inline] (P)
 smp_call_function_many_cond+0x19b4/0x3298 kernel/smp.c:885 (P)
 smp_call_function_many kernel/smp.c:909 [inline]
 smp_call_function kernel/smp.c:931 [inline]
 kick_all_cpus_sync+0x40/0xa0 kernel/smp.c:1076
 arch_jump_label_transform_apply+0x14/0x20 arch/arm64/kernel/jump_label.c:34
 __jump_label_update+0x30c/0x334 kernel/jump_label.c:521
 jump_label_update+0x30c/0x3bc kernel/jump_label.c:920
 static_key_enable_cpuslocked+0x140/0x230 kernel/jump_label.c:210
 static_key_enable+0x24/0x38 kernel/jump_label.c:223
 toggle_allocation_gate+0xc4/0x264 mm/kfence/core.c:850
 process_one_work+0x810/0x1638 kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x97c/0xeec kernel/workqueue.c:3400
 kthread+0x65c/0x7b0 kernel/kthread.c:464
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862

final repro crashed as (corrupted=false):
yealink 1-1:36.0: urb_ctl_callback - urb status -71
yealink 1-1:36.0: urb_irq_callback - urb status -71
yealink 1-1:36.0: unexpected response 0
watchdog: BUG: soft lockup - CPU#0 stuck for 25s! [syz.1.415:7503]
Modules linked in:
irq event stamp: 236795
hardirqs last  enabled at (236794): [<ffff80008b7ec4f8>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
hardirqs last  enabled at (236794): [<ffff80008b7ec4f8>] _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194
hardirqs last disabled at (236795): [<ffff80008b7c8804>] __el1_irq arch/arm64/kernel/entry-common.c:557 [inline]
hardirqs last disabled at (236795): [<ffff80008b7c8804>] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:575
softirqs last  enabled at (236782): [<ffff800080311b48>] softirq_handle_end kernel/softirq.c:407 [inline]
softirqs last  enabled at (236782): [<ffff800080311b48>] handle_softirqs+0xb44/0xd34 kernel/softirq.c:589
softirqs last disabled at (236789): [<ffff800080020dbc>] __do_softirq+0x14/0x20 kernel/softirq.c:595
CPU: 0 UID: 0 PID: 7503 Comm: syz.1.415 Not tainted 6.14.0-rc5-syzkaller-g14d05f12084d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
pc : _raw_spin_unlock_irqrestore+0x44/0x98 kernel/locking/spinlock.c:194
lr : __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline]
lr : _raw_spin_unlock_irqrestore+0x38/0x98 kernel/locking/spinlock.c:194
sp : ffff8000800079c0
x29: ffff8000800079c0 x28: ffff0000cdca2480 x27: ffff0000d7244000
x26: 1ffff00010000f8c x25: dead000000000100 x24: 000000000000d000
x23: dfff800000000000 x22: ffff0000cdca2418 x21: 0000000000000001
x20: ffff0000ccc9c000 x19: 0000000000000000 x18: 0000000000000008
x17: 0000000000000000 x16: ffff8000804696fc x15: 0000000000000001
x14: 1fffe00019993800 x13: ffff800080008000 x12: 0000000000000003
x11: 0000000000000102 x10: 0000000000000003 x9 : 0000000000000000
x8 : 00000000000000c0 x7 : ffff800086fb174c x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000
x2 : 0000000000000002 x1 : ffff80008b87a5a0 x0 : ffff800123c84000
Call trace:
 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:175 [inline] (P)
 arch_local_irq_restore arch/arm64/include/asm/irqflags.h:195 [inline] (P)
 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] (P)
 _raw_spin_unlock_irqrestore+0x44/0x98 kernel/locking/spinlock.c:194 (P)
 dummy_timer+0x33ec/0x3524
 __run_hrtimer kernel/time/hrtimer.c:1801 [inline]
 __hrtimer_run_queues+0x47c/0xca4 kernel/time/hrtimer.c:1865
 hrtimer_run_softirq+0x158/0x21c kernel/time/hrtimer.c:1882
 handle_softirqs+0x320/0xd34 kernel/softirq.c:561
 __do_softirq+0x14/0x20 kernel/softirq.c:595
 ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:81
 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:891
 do_softirq_own_stack+0x20/0x2c arch/arm64/kernel/irq.c:86
 invoke_softirq kernel/softirq.c:442 [inline]
 __irq_exit_rcu+0x1d8/0x544 kernel/softirq.c:662
 irq_exit_rcu+0x14/0x84 kernel/softirq.c:678
 __el1_irq arch/arm64/kernel/entry-common.c:561 [inline]
 el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:575
 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:580
 el1h_64_irq+0x6c/0x70 arch/arm64/kernel/entry.S:596
 __daif_local_irq_restore arch/arm64/include/asm/irqflags.h:175 [inline] (P)
 arch_local_irq_restore arch/arm64/include/asm/irqflags.h:195 [inline] (P)
 console_emit_next_record kernel/printk/printk.c:3130 [inline] (P)
 console_flush_all+0x69c/0xb90 kernel/printk/printk.c:3210 (P)
 __console_flush_and_unlock kernel/printk/printk.c:3269 [inline]
 console_unlock+0x138/0x3ac kernel/printk/printk.c:3309
 vprintk_emit+0x308/0x55c kernel/printk/printk.c:2432
 vprintk_default+0xa0/0xe4 kernel/printk/printk.c:2447
 vprintk+0x94/0x12c kernel/printk/printk_safe.c:82
 _printk+0xdc/0x128 kernel/printk/printk.c:2457
 usb_gadget_register_driver_owner+0x204/0x25c drivers/usb/gadget/udc/core.c:1710
 raw_ioctl_run drivers/usb/gadget/legacy/raw_gadget.c:595 [inline]
 raw_ioctl+0x1104/0x35c8 drivers/usb/gadget/legacy/raw_gadget.c:1306
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:906 [inline]
 __se_sys_ioctl fs/ioctl.c:892 [inline]
 __arm64_sys_ioctl+0x14c/0x1cc fs/ioctl.c:892
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132
 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151
 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744
 el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 38 Comm: kworker/u8:2 Not tainted 6.14.0-rc5-syzkaller-g14d05f12084d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: events_unbound toggle_allocation_gate
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : csd_lock_wait kernel/smp.c:340 [inline]
pc : smp_call_function_many_cond+0x19b4/0x3298 kernel/smp.c:885
lr : csd_lock_wait kernel/smp.c:340 [inline]
lr : smp_call_function_many_cond+0x19cc/0x3298 kernel/smp.c:885
sp : ffff800097fe76f0
x29: ffff800097fe7830 x28: 1fffe000366f8d21 x27: dfff800000000000
x26: ffff0001b37a8d08 x25: 0000000000000000 x24: 0000000000000008
x23: ffffffffffffffff x22: 1fffe000366f8d20 x21: 0000000000000011
x20: ffff0001b37c6908 x19: ffff0001b37c6900 x18: 1fffe000366f6086
x17: ffff80008fbbd000 x16: ffff8000832b8f3c x15: 0000000000000001
x14: 1fffe000366f51a1 x13: 0000000000000000 x12: 0000000000000000
x11: ffff6000366f51a2 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : 0000000000000011 x7 : ffff80008015b660 x6 : 0000000000000000
x5 : 0000000000000001 x4 : 0000000000000000 x3 : ffff8000805f0ed0
x2 : 0000000000000000 x1 : 0000000000000004 x0 : 0000000000000001
Call trace:
 __cmpwait_case_32 arch/arm64/include/asm/cmpxchg.h:231 [inline] (P)
 __cmpwait arch/arm64/include/asm/cmpxchg.h:257 [inline] (P)
 csd_lock_wait kernel/smp.c:340 [inline] (P)
 smp_call_function_many_cond+0x19b4/0x3298 kernel/smp.c:885 (P)
 smp_call_function_many kernel/smp.c:909 [inline]
 smp_call_function kernel/smp.c:931 [inline]
 kick_all_cpus_sync+0x40/0xa0 kernel/smp.c:1076
 arch_jump_label_transform_apply+0x14/0x20 arch/arm64/kernel/jump_label.c:34
 __jump_label_update+0x30c/0x334 kernel/jump_label.c:521
 jump_label_update+0x30c/0x3bc kernel/jump_label.c:920
 static_key_enable_cpuslocked+0x140/0x230 kernel/jump_label.c:210
 static_key_enable+0x24/0x38 kernel/jump_label.c:223
 toggle_allocation_gate+0xc4/0x264 mm/kfence/core.c:850
 process_one_work+0x810/0x1638 kernel/workqueue.c:3238
 process_scheduled_works kernel/workqueue.c:3319 [inline]
 worker_thread+0x97c/0xeec kernel/workqueue.c:3400
 kthread+0x65c/0x7b0 kernel/kthread.c:464
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862