INFO: task kworker/1:0:22 blocked for more than 143 seconds. Not tainted 6.1.138-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:0 state:D stack:24928 pid:22 ppid:2 flags:0x00004000 Workqueue: events rfkill_global_led_trigger_worker Call Trace: context_switch kernel/sched/core.c:5244 [inline] __schedule+0x10e9/0x40d0 kernel/sched/core.c:6561 schedule+0xb9/0x180 kernel/sched/core.c:6637 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6696 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x555/0xaf0 kernel/locking/mutex.c:747 rfkill_global_led_trigger_worker+0x23/0xc0 net/rfkill/core.c:181 process_one_work+0x898/0x1160 kernel/workqueue.c:2292 worker_thread+0xaa2/0x1250 kernel/workqueue.c:2439 kthread+0x29d/0x330 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 INFO: task udevd:3624 blocked for more than 143 seconds. Not tainted 6.1.138-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:udevd state:D stack:23040 pid:3624 ppid:1 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5244 [inline] __schedule+0x10e9/0x40d0 kernel/sched/core.c:6561 schedule+0xb9/0x180 kernel/sched/core.c:6637 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6696 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x555/0xaf0 kernel/locking/mutex.c:747 device_lock include/linux/device.h:837 [inline] uevent_show+0x16c/0x320 drivers/base/core.c:2669 dev_attr_show+0x50/0xb0 drivers/base/core.c:2372 sysfs_kf_seq_show+0x349/0x4b0 fs/sysfs/file.c:59 seq_read_iter+0x49b/0xd50 fs/seq_file.c:230 call_read_iter include/linux/fs.h:2259 [inline] new_sync_read fs/read_write.c:389 [inline] vfs_read+0x434/0x920 fs/read_write.c:470 ksys_read+0x143/0x240 fs/read_write.c:613 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f4eb4ea7407 RSP: 002b:00007ffdbbde8d70 EFLAGS: 00000202 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 00007f4eb5624880 RCX: 00007f4eb4ea7407 RDX: 0000000000001000 RSI: 000055e32d37cfc0 RDI: 000000000000000c RBP: 00007f4eb4fefff0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000202 R12: 000000000000000a R13: 00007f4eb4fefea0 R14: 0000000000000000 R15: 000055e32d388dd0 INFO: task syz.2.289:5077 blocked for more than 143 seconds. Not tainted 6.1.138-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.2.289 state:D stack:26240 pid:5077 ppid:4253 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5244 [inline] __schedule+0x10e9/0x40d0 kernel/sched/core.c:6561 schedule+0xb9/0x180 kernel/sched/core.c:6637 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6696 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x555/0xaf0 kernel/locking/mutex.c:747 rfkill_unregister+0xc4/0x220 net/rfkill/core.c:1130 nfc_unregister_device+0x92/0x290 net/nfc/core.c:1167 virtual_ncidev_close+0x55/0x90 drivers/nfc/virtual_ncidev.c:170 __fput+0x22c/0x920 fs/file_table.c:320 task_work_run+0x1ca/0x250 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0xe6/0x110 kernel/entry/common.c:177 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:210 __syscall_exit_to_user_mode_work kernel/entry/common.c:292 [inline] syscall_exit_to_user_mode+0x16/0x40 kernel/entry/common.c:303 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:87 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f1236f8e969 RSP: 002b:00007ffea35a9258 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 RAX: 0000000000000000 RBX: 00007f12371b7ba0 RCX: 00007f1236f8e969 RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 RBP: 00007f12371b7ba0 R08: 0000000000000050 R09: 00000005a35a954f R10: 00000000003ffd8c R11: 0000000000000246 R12: 000000000001bf82 R13: 00007ffea35a9350 R14: ffffffffffffffff R15: 00007ffea35a9370 INFO: task syz.3.292:5082 blocked for more than 144 seconds. Not tainted 6.1.138-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.3.292 state:D stack:24384 pid:5082 ppid:4252 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5244 [inline] __schedule+0x10e9/0x40d0 kernel/sched/core.c:6561 schedule+0xb9/0x180 kernel/sched/core.c:6637 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6696 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x555/0xaf0 kernel/locking/mutex.c:747 device_lock include/linux/device.h:837 [inline] nfc_dev_down net/nfc/core.c:143 [inline] nfc_rfkill_set_block+0x4c/0x2d0 net/nfc/core.c:179 rfkill_set_block+0x1c6/0x420 net/rfkill/core.c:345 rfkill_fop_write+0x458/0x560 net/rfkill/core.c:1286 do_loop_readv_writev fs/read_write.c:-1 [inline] do_iter_write+0x497/0xaf0 fs/read_write.c:863 vfs_writev fs/read_write.c:934 [inline] do_writev+0x24e/0x410 fs/read_write.c:977 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f915038e969 RSP: 002b:00007f91512d6038 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 RAX: ffffffffffffffda RBX: 00007f91505b5fa0 RCX: 00007f915038e969 RDX: 0000000000000007 RSI: 0000200000000440 RDI: 0000000000000009 RBP: 00007f9150410ab1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f91505b5fa0 R15: 00007ffe896bf018 INFO: task syz.0.301:5117 blocked for more than 144 seconds. Not tainted 6.1.138-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.0.301 state:D stack:27904 pid:5117 ppid:4260 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5244 [inline] __schedule+0x10e9/0x40d0 kernel/sched/core.c:6561 schedule+0xb9/0x180 kernel/sched/core.c:6637 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6696 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x555/0xaf0 kernel/locking/mutex.c:747 rfkill_fop_open+0x12b/0x680 net/rfkill/core.c:1163 misc_open+0x2f2/0x360 drivers/char/misc.c:143 chrdev_open+0x597/0x670 fs/char_dev.c:414 do_dentry_open+0x7e9/0x10d0 fs/open.c:882 do_open fs/namei.c:3626 [inline] path_openat+0x25c6/0x2e70 fs/namei.c:3783 do_filp_open+0x1c1/0x3c0 fs/namei.c:3810 do_sys_openat2+0x142/0x490 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __x64_sys_openat+0x135/0x160 fs/open.c:1345 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7fc6a338e969 RSP: 002b:00007fc6a4111038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fc6a35b5fa0 RCX: 00007fc6a338e969 RDX: 0000000000000602 RSI: 00002000000000c0 RDI: ffffffffffffff9c RBP: 00007fc6a3410ab1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fc6a35b5fa0 R15: 00007ffd4e6bf928 INFO: task syz.1.315:5187 blocked for more than 144 seconds. Not tainted 6.1.138-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.1.315 state:D stack:26816 pid:5187 ppid:4258 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5244 [inline] __schedule+0x10e9/0x40d0 kernel/sched/core.c:6561 schedule+0xb9/0x180 kernel/sched/core.c:6637 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6696 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x555/0xaf0 kernel/locking/mutex.c:747 misc_open+0x56/0x360 drivers/char/misc.c:107 chrdev_open+0x597/0x670 fs/char_dev.c:414 do_dentry_open+0x7e9/0x10d0 fs/open.c:882 do_open fs/namei.c:3626 [inline] path_openat+0x25c6/0x2e70 fs/namei.c:3783 do_filp_open+0x1c1/0x3c0 fs/namei.c:3810 do_sys_openat2+0x142/0x490 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __x64_sys_openat+0x135/0x160 fs/open.c:1345 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f8cbd18e969 RSP: 002b:00007f8cbe050038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f8cbd3b6080 RCX: 00007f8cbd18e969 RDX: 0000000000000000 RSI: 0000200000000240 RDI: ffffffffffffff9c RBP: 00007f8cbd210ab1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f8cbd3b6080 R15: 00007ffca1d9e738 INFO: task syz.4.317:5201 blocked for more than 144 seconds. Not tainted 6.1.138-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:syz.4.317 state:D stack:27904 pid:5201 ppid:4257 flags:0x00004004 Call Trace: context_switch kernel/sched/core.c:5244 [inline] __schedule+0x10e9/0x40d0 kernel/sched/core.c:6561 schedule+0xb9/0x180 kernel/sched/core.c:6637 schedule_preempt_disabled+0xf/0x20 kernel/sched/core.c:6696 __mutex_lock_common kernel/locking/mutex.c:679 [inline] __mutex_lock+0x555/0xaf0 kernel/locking/mutex.c:747 misc_open+0x56/0x360 drivers/char/misc.c:107 chrdev_open+0x597/0x670 fs/char_dev.c:414 do_dentry_open+0x7e9/0x10d0 fs/open.c:882 do_open fs/namei.c:3626 [inline] path_openat+0x25c6/0x2e70 fs/namei.c:3783 do_filp_open+0x1c1/0x3c0 fs/namei.c:3810 do_sys_openat2+0x142/0x490 fs/open.c:1318 do_sys_open fs/open.c:1334 [inline] __do_sys_openat fs/open.c:1350 [inline] __se_sys_openat fs/open.c:1345 [inline] __x64_sys_openat+0x135/0x160 fs/open.c:1345 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x68/0xd2 RIP: 0033:0x7f981d38e969 RSP: 002b:00007f981e114038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007f981d5b5fa0 RCX: 00007f981d38e969 RDX: 0000000000101001 RSI: 0000200000000300 RDI: ffffffffffffff9c RBP: 00007f981d410ab1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f981d5b5fa0 R15: 00007ffd9b9af7d8 Showing all locks held in the system: 1 lock held by rcu_tasks_kthre/12: #0: ffffffff8c92b2f0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x33/0xf00 kernel/rcu/tasks.h:517 1 lock held by rcu_tasks_trace/13: #0: ffffffff8c92bb10 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x33/0xf00 kernel/rcu/tasks.h:517 3 locks held by kworker/1:0/22: #0: ffff888017470938 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x7a1/0x1160 kernel/workqueue.c:2267 #1: ffffc900001c7d00 ((work_completion)(&rfkill_global_led_trigger_work)){+.+.}-{0:0}, at: process_one_work+0x7a1/0x1160 kernel/workqueue.c:2267 #2: ffffffff8ddef928 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_global_led_trigger_worker+0x23/0xc0 net/rfkill/core.c:181 1 lock held by khungtaskd/27: #0: ffffffff8c92a960 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:350 [inline] #0: ffffffff8c92a960 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:791 [inline] #0: ffffffff8c92a960 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x51/0x290 kernel/locking/lockdep.c:6513 4 locks held by udevd/3624: #0: ffff888076584540 (&p->lock){+.+.}-{3:3}, at: seq_read_iter+0xad/0xd50 fs/seq_file.c:182 #1: ffff88802e282c88 (&of->mutex){+.+.}-{3:3}, at: kernfs_seq_start+0x51/0x3b0 fs/kernfs/file.c:154 #2: ffff88805735f830 (kn->active#5){.+.+}-{0:0}, at: kernfs_seq_start+0x71/0x3b0 fs/kernfs/file.c:155 #3: ffff88807d2e7100 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:837 [inline] #3: ffff88807d2e7100 (&dev->mutex){....}-{3:3}, at: uevent_show+0x16c/0x320 drivers/base/core.c:2669 2 locks held by getty/4019: #0: ffff88803046a098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70 drivers/tty/tty_ldisc.c:244 #1: ffffc9000325e2f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x41b/0x1380 drivers/tty/n_tty.c:2198 2 locks held by syz.2.289/5077: #0: ffff88807d2e7100 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:837 [inline] #0: ffff88807d2e7100 (&dev->mutex){....}-{3:3}, at: nfc_unregister_device+0x5f/0x290 net/nfc/core.c:1165 #1: ffffffff8ddef928 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_unregister+0xc4/0x220 net/rfkill/core.c:1130 2 locks held by syz.3.292/5082: #0: ffffffff8ddef928 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_write+0x19e/0x560 net/rfkill/core.c:1278 #1: ffff88807d2e7100 (&dev->mutex){....}-{3:3}, at: device_lock include/linux/device.h:837 [inline] #1: ffff88807d2e7100 (&dev->mutex){....}-{3:3}, at: nfc_dev_down net/nfc/core.c:143 [inline] #1: ffff88807d2e7100 (&dev->mutex){....}-{3:3}, at: nfc_rfkill_set_block+0x4c/0x2d0 net/nfc/core.c:179 2 locks held by syz.0.301/5117: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 #1: ffffffff8ddef928 (rfkill_global_mutex){+.+.}-{3:3}, at: rfkill_fop_open+0x12b/0x680 net/rfkill/core.c:1163 1 lock held by syz.1.315/5187: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 1 lock held by syz.4.317/5201: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 1 lock held by syz-executor/5249: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 1 lock held by syz-executor/5250: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 1 lock held by syz-executor/5252: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 1 lock held by syz-executor/5254: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 1 lock held by syz-executor/5256: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 1 lock held by syz-executor/5262: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 1 lock held by syz-executor/5265: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 1 lock held by syz-executor/5266: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 1 lock held by syz-executor/5268: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 1 lock held by syz-executor/5270: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 1 lock held by syz-executor/5276: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 1 lock held by syz-executor/5279: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 1 lock held by syz-executor/5280: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 1 lock held by syz-executor/5282: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 1 lock held by syz-executor/5284: #0: ffffffff8d09eee8 (misc_mtx){+.+.}-{3:3}, at: misc_open+0x56/0x360 drivers/char/misc.c:107 ============================================= NMI backtrace for cpu 0 CPU: 0 PID: 27 Comm: khungtaskd Not tainted 6.1.138-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 Call Trace: dump_stack_lvl+0x168/0x22e lib/dump_stack.c:106 nmi_cpu_backtrace+0x3f4/0x470 lib/nmi_backtrace.c:111 nmi_trigger_cpumask_backtrace+0x1d4/0x450 lib/nmi_backtrace.c:62 trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline] check_hung_uninterruptible_tasks kernel/hung_task.c:220 [inline] watchdog+0xeee/0xf30 kernel/hung_task.c:377 kthread+0x29d/0x330 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 34 Comm: kworker/u4:2 Not tainted 6.1.138-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 Workqueue: events_unbound toggle_allocation_gate RIP: 0010:cpus_read_lock+0x0/0x150 kernel/cpu.c:309 Code: 1f 84 00 00 00 00 00 0f 1f 00 e8 5b d5 33 00 48 c7 c7 e0 75 7c 8c e9 ef 23 cb 08 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 <53> e8 3a d5 33 00 48 c7 c7 40 d8 6a 8a be 31 00 00 00 e8 29 4a 0c RSP: 0018:ffffc90000ab7b08 EFLAGS: 00000293 RAX: ffffffff81aa01c9 RBX: ffffffff96a24f20 RCX: ffff88801c243b80 RDX: 0000000000000000 RSI: 00000000000036b0 RDI: ffffffff96a24f20 RBP: ffffc90000ab7c30 R08: 0000000000000004 R09: 0000000000000003 R10: fffffbfff1943a18 R11: 1ffffffff1943a18 R12: dffffc0000000000 R13: 1ffff92000156f64 R14: 0000000000000000 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8eb234d31d CR3: 000000000c68e000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: static_key_disable+0xe/0x20 kernel/jump_label.c:244 toggle_allocation_gate+0x38f/0x430 mm/kfence/core.c:819 process_one_work+0x898/0x1160 kernel/workqueue.c:2292 worker_thread+0xaa2/0x1250 kernel/workqueue.c:2439 kthread+0x29d/0x330 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295