INFO: task kworker/u8:0:11 blocked for more than 143 seconds.
Not tainted 6.14.0-rc3-syzkaller-ga1c24ab82279 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u8:0 state:D stack:0 pid:11 tgid:11 ppid:2 task_flags:0x4208060 flags:0x00000008
Workqueue: netns cleanup_net
Call trace:
__switch_to+0x414/0x788 arch/arm64/kernel/process.c:701 (T)
context_switch kernel/sched/core.c:5378 [inline]
__schedule+0x1360/0x257c kernel/sched/core.c:6765
__schedule_loop kernel/sched/core.c:6842 [inline]
schedule+0xbc/0x238 kernel/sched/core.c:6857
schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6914
__mutex_lock_common+0xd30/0x24b8 kernel/locking/mutex.c:662
__mutex_lock kernel/locking/mutex.c:730 [inline]
mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:782
rfkill_unregister+0xb8/0x210 net/rfkill/core.c:1145
wiphy_unregister+0x1e8/0xa0c net/wireless/core.c:1135
ieee80211_unregister_hw+0x1b8/0x29c net/mac80211/main.c:1704
mac80211_hwsim_del_radio+0x220/0x3e4 drivers/net/wireless/virtual/mac80211_hwsim.c:5664
hwsim_exit_net+0x51c/0x5e4 drivers/net/wireless/virtual/mac80211_hwsim.c:6544
ops_exit_list net/core/net_namespace.c:172 [inline]
cleanup_net+0x64c/0xa48 net/core/net_namespace.c:652
process_one_work+0x810/0x1638 kernel/workqueue.c:3236
process_scheduled_works kernel/workqueue.c:3317 [inline]
worker_thread+0x97c/0xeec kernel/workqueue.c:3398
kthread+0x65c/0x7b0 kernel/kthread.c:464
ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862
INFO: task kworker/0:2:2727 blocked for more than 143 seconds.
Not tainted 6.14.0-rc3-syzkaller-ga1c24ab82279 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:2 state:D stack:0 pid:2727 tgid:2727 ppid:2 task_flags:0x4208060 flags:0x00000008
Workqueue: events rfkill_global_led_trigger_worker
Call trace:
__switch_to+0x414/0x788 arch/arm64/kernel/process.c:701 (T)
context_switch kernel/sched/core.c:5378 [inline]
__schedule+0x1360/0x257c kernel/sched/core.c:6765
__schedule_loop kernel/sched/core.c:6842 [inline]
schedule+0xbc/0x238 kernel/sched/core.c:6857
schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6914
__mutex_lock_common+0xd30/0x24b8 kernel/locking/mutex.c:662
__mutex_lock kernel/locking/mutex.c:730 [inline]
mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:782
rfkill_global_led_trigger_worker+0x30/0xe4 net/rfkill/core.c:182
process_one_work+0x810/0x1638 kernel/workqueue.c:3236
process_scheduled_works kernel/workqueue.c:3317 [inline]
worker_thread+0x97c/0xeec kernel/workqueue.c:3398
kthread+0x65c/0x7b0 kernel/kthread.c:464
ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:862
INFO: task syz-executor:7295 blocked for more than 143 seconds.
Not tainted 6.14.0-rc3-syzkaller-ga1c24ab82279 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor state:D stack:0 pid:7295 tgid:7295 ppid:1 task_flags:0x400140 flags:0x00000001
Call trace:
__switch_to+0x414/0x788 arch/arm64/kernel/process.c:701 (T)
context_switch kernel/sched/core.c:5378 [inline]
__schedule+0x1360/0x257c kernel/sched/core.c:6765
__schedule_loop kernel/sched/core.c:6842 [inline]
schedule+0xbc/0x238 kernel/sched/core.c:6857
schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6914
__mutex_lock_common+0xd30/0x24b8 kernel/locking/mutex.c:662
__mutex_lock kernel/locking/mutex.c:730 [inline]
mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:782
rfkill_fop_open+0x12c/0x778 net/rfkill/core.c:1178
misc_open+0x2b8/0x328 drivers/char/misc.c:179
chrdev_open+0x3b0/0x4bc fs/char_dev.c:414
do_dentry_open+0xb7c/0x1538 fs/open.c:956
vfs_open+0x48/0x2d8 fs/open.c:1086
do_open fs/namei.c:3830 [inline]
path_openat+0x2308/0x2b1c fs/namei.c:3989
do_filp_open+0x1e8/0x404 fs/namei.c:4016
do_sys_openat2+0x124/0x1b8 fs/open.c:1428
do_sys_open fs/open.c:1443 [inline]
__do_sys_openat fs/open.c:1459 [inline]
__se_sys_openat fs/open.c:1454 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1454
__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
INFO: task syz.5.136:7327 blocked for more than 143 seconds.
Not tainted 6.14.0-rc3-syzkaller-ga1c24ab82279 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.5.136 state:D stack:0 pid:7327 tgid:7327 ppid:6736 task_flags:0x400040 flags:0x00000009
Call trace:
__switch_to+0x414/0x788 arch/arm64/kernel/process.c:701 (T)
context_switch kernel/sched/core.c:5378 [inline]
__schedule+0x1360/0x257c kernel/sched/core.c:6765
__schedule_loop kernel/sched/core.c:6842 [inline]
schedule+0xbc/0x238 kernel/sched/core.c:6857
schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6914
__mutex_lock_common+0xd30/0x24b8 kernel/locking/mutex.c:662
__mutex_lock kernel/locking/mutex.c:730 [inline]
mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:782
rfkill_unregister+0xb8/0x210 net/rfkill/core.c:1145
nfc_unregister_device+0x98/0x290 net/nfc/core.c:1167
nci_unregister_device+0x1dc/0x21c net/nfc/nci/core.c:1323
virtual_ncidev_close+0x5c/0xa0 drivers/nfc/virtual_ncidev.c:172
__fput+0x340/0x760 fs/file_table.c:464
____fput+0x20/0x30 fs/file_table.c:492
task_work_run+0x230/0x2e0 kernel/task_work.c:227
resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
do_notify_resume+0x178/0x1f4 arch/arm64/kernel/entry-common.c:151
exit_to_user_mode_prepare arch/arm64/kernel/entry-common.c:169 [inline]
exit_to_user_mode arch/arm64/kernel/entry-common.c:178 [inline]
el0_svc+0xac/0x168 arch/arm64/kernel/entry-common.c:745
el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762
el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600
INFO: task syz.1.154:7500 blocked for more than 143 seconds.
Not tainted 6.14.0-rc3-syzkaller-ga1c24ab82279 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.1.154 state:D stack:0 pid:7500 tgid:7476 ppid:6454 task_flags:0x400140 flags:0x00000001
Call trace:
__switch_to+0x414/0x788 arch/arm64/kernel/process.c:701 (T)
context_switch kernel/sched/core.c:5378 [inline]
__schedule+0x1360/0x257c kernel/sched/core.c:6765
__schedule_loop kernel/sched/core.c:6842 [inline]
schedule+0xbc/0x238 kernel/sched/core.c:6857
schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6914
__mutex_lock_common+0xd30/0x24b8 kernel/locking/mutex.c:662
__mutex_lock kernel/locking/mutex.c:730 [inline]
mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:782
misc_open+0x68/0x328 drivers/char/misc.c:143
chrdev_open+0x3b0/0x4bc fs/char_dev.c:414
do_dentry_open+0xb7c/0x1538 fs/open.c:956
vfs_open+0x48/0x2d8 fs/open.c:1086
do_open fs/namei.c:3830 [inline]
path_openat+0x2308/0x2b1c fs/namei.c:3989
do_filp_open+0x1e8/0x404 fs/namei.c:4016
do_sys_openat2+0x124/0x1b8 fs/open.c:1428
do_sys_open fs/open.c:1443 [inline]
__do_sys_openat fs/open.c:1459 [inline]
__se_sys_openat fs/open.c:1454 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1454
__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
INFO: task syz.2.155:7490 blocked for more than 143 seconds.
Not tainted 6.14.0-rc3-syzkaller-ga1c24ab82279 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.2.155 state:D stack:0 pid:7490 tgid:7488 ppid:6457 task_flags:0x400040 flags:0x00000001
Call trace:
__switch_to+0x414/0x788 arch/arm64/kernel/process.c:701 (T)
context_switch kernel/sched/core.c:5378 [inline]
__schedule+0x1360/0x257c kernel/sched/core.c:6765
__schedule_loop kernel/sched/core.c:6842 [inline]
schedule+0xbc/0x238 kernel/sched/core.c:6857
schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6914
__mutex_lock_common+0xd30/0x24b8 kernel/locking/mutex.c:662
__mutex_lock kernel/locking/mutex.c:730 [inline]
mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:782
misc_open+0x68/0x328 drivers/char/misc.c:143
chrdev_open+0x3b0/0x4bc fs/char_dev.c:414
do_dentry_open+0xb7c/0x1538 fs/open.c:956
vfs_open+0x48/0x2d8 fs/open.c:1086
do_open fs/namei.c:3830 [inline]
path_openat+0x2308/0x2b1c fs/namei.c:3989
do_filp_open+0x1e8/0x404 fs/namei.c:4016
do_sys_openat2+0x124/0x1b8 fs/open.c:1428
do_sys_open fs/open.c:1443 [inline]
__do_sys_openat fs/open.c:1459 [inline]
__se_sys_openat fs/open.c:1454 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1454
__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
INFO: task syz.4.163:7701 blocked for more than 143 seconds.
Not tainted 6.14.0-rc3-syzkaller-ga1c24ab82279 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz.4.163 state:D stack:0 pid:7701 tgid:7699 ppid:6461 task_flags:0x400040 flags:0x00000001
Call trace:
__switch_to+0x414/0x788 arch/arm64/kernel/process.c:701 (T)
context_switch kernel/sched/core.c:5378 [inline]
__schedule+0x1360/0x257c kernel/sched/core.c:6765
__schedule_loop kernel/sched/core.c:6842 [inline]
schedule+0xbc/0x238 kernel/sched/core.c:6857
schedule_preempt_disabled+0x18/0x2c kernel/sched/core.c:6914
__mutex_lock_common+0xd30/0x24b8 kernel/locking/mutex.c:662
__mutex_lock kernel/locking/mutex.c:730 [inline]
mutex_lock_nested+0x2c/0x38 kernel/locking/mutex.c:782
misc_open+0x68/0x328 drivers/char/misc.c:143
chrdev_open+0x3b0/0x4bc fs/char_dev.c:414
do_dentry_open+0xb7c/0x1538 fs/open.c:956
vfs_open+0x48/0x2d8 fs/open.c:1086
do_open fs/namei.c:3830 [inline]
path_openat+0x2308/0x2b1c fs/namei.c:3989
do_filp_open+0x1e8/0x404 fs/namei.c:4016
do_sys_openat2+0x124/0x1b8 fs/open.c:1428
do_sys_open fs/open.c:1443 [inline]
__do_sys_openat fs/open.c:1459 [inline]
__se_sys_openat fs/open.c:1454 [inline]
__arm64_sys_openat+0x1f0/0x240 fs/open.c:1454
__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
Showing all locks held in the system:
4 locks held by kworker/u8:0/11:
#0: ffff0000c1899948 ((wq_completion)netns){+.+.}-{0:0}, at: process_one_work+0x674/0x1638 kernel/workqueue.c:3210
#1: ffff800097d37ba0 (net_cleanup_work){+.+.}-{0:0}, at: process_one_work+0x708/0x1638 kernel/workqueue.c:3210
#2: ffff800092b64a50 (pernet_ops_rwsem){++++}-{4:4}, at: cleanup_net+0x148/0xa48 net/core/net_namespace.c:606
#3: ffff800092e4bae8 (rfkill_global_mutex){+.+.}-{4:4}, at: rfkill_unregister+0xb8/0x210 net/rfkill/core.c:1145
1 lock held by khungtaskd/31:
#0: ffff80008fda2220 (rcu_read_lock){....}-{1:3}, at: rcu_lock_acquire+0xc/0x44 include/linux/rcupdate.h:336
3 locks held by kworker/u8:8/548:
#0: ffff0001b37a1798 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested kernel/sched/core.c:598 [inline]
#0: ffff0001b37a1798 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock kernel/sched/sched.h:1521 [inline]
#0: ffff0001b37a1798 (&rq->__lock){-.-.}-{2:2}, at: rq_lock kernel/sched/sched.h:1852 [inline]
#0: ffff0001b37a1798 (&rq->__lock){-.-.}-{2:2}, at: __schedule+0x2e0/0x257c kernel/sched/core.c:6688
#1: ffff0001b378c408 (&per_cpu_ptr(group->pcpu, cpu)->seq){-.-.}-{0:0}, at: psi_task_switch+0x394/0x5e8 kernel/sched/psi.c:987
#2: ffff0001b378de58 (&base->lock){-.-.}-{2:2}, at: lock_timer_base kernel/time/timer.c:1046 [inline]
#2: ffff0001b378de58 (&base->lock){-.-.}-{2:2}, at: __mod_timer+0x20c/0xdc4 kernel/time/timer.c:1127
3 locks held by kworker/0:2/2727:
#0: ffff0000c0028d48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x674/0x1638 kernel/workqueue.c:3210
#1: ffff8000a2017ba0 ((work_completion)(&rfkill_global_led_trigger_work)){+.+.}-{0:0}, at: process_one_work+0x708/0x1638 kernel/workqueue.c:3210
#2: ffff800092e4bae8 (rfkill_global_mutex){+.+.}-{4:4}, at: rfkill_global_led_trigger_worker+0x30/0xe4 net/rfkill/core.c:182
2 locks held by getty/6212:
#0: ffff0000d25fc0a0 (&tty->ldisc_sem){++++}-{0:0}, at: ldsem_down_read+0x3c/0x4c drivers/tty/tty_ldsem.c:340
#1: ffff80009bcae2f0 (&ldata->atomic_read_lock){+.+.}-{4:4}, at: n_tty_read+0x41c/0x1228 drivers/tty/n_tty.c:2211
4 locks held by kworker/0:5/6532:
#0: ffff0000c0028d48 ((wq_completion)events){+.+.}-{0:0}, at: process_one_work+0x674/0x1638 kernel/workqueue.c:3210
#1: ffff8000a1697ba0 ((rfkill_op_work).work){+.+.}-{0:0}, at: process_one_work+0x708/0x1638 kernel/workqueue.c:3210
#2: ffff800092e4bae8 (rfkill_global_mutex){+.+.}-{4:4}, at: rfkill_epo+0x58/0x158 net/rfkill/core.c:462
#3: ffff0000c995e100 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1030 [inline]
#3: ffff0000c995e100 (&dev->mutex){....}-{4:4}, at: nfc_dev_down net/nfc/core.c:143 [inline]
#3: ffff0000c995e100 (&dev->mutex){....}-{4:4}, at: nfc_rfkill_set_block+0x50/0x2d0 net/nfc/core.c:179
2 locks held by syz-executor/7295:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
#1: ffff800092e4bae8 (rfkill_global_mutex){+.+.}-{4:4}, at: rfkill_fop_open+0x12c/0x778 net/rfkill/core.c:1178
2 locks held by syz.5.136/7327:
#0: ffff0000c995e100 (&dev->mutex){....}-{4:4}, at: device_lock include/linux/device.h:1030 [inline]
#0: ffff0000c995e100 (&dev->mutex){....}-{4:4}, at: nfc_unregister_device+0x6c/0x290 net/nfc/core.c:1165
#1: ffff800092e4bae8 (rfkill_global_mutex){+.+.}-{4:4}, at: rfkill_unregister+0xb8/0x210 net/rfkill/core.c:1145
1 lock held by syz.1.154/7500:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
1 lock held by syz.2.155/7490:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
1 lock held by syz.4.163/7701:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
1 lock held by syz-executor/7812:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
1 lock held by syz-executor/7876:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
1 lock held by syz-executor/7879:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
1 lock held by syz-executor/7936:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
1 lock held by syz-executor/7944:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
1 lock held by syz-executor/7953:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
1 lock held by syz-executor/7956:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
1 lock held by syz-executor/7957:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
1 lock held by syz-executor/7959:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
1 lock held by syz-executor/7961:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
1 lock held by syz-executor/7964:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
1 lock held by syz-executor/7969:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
1 lock held by syz-executor/7970:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
1 lock held by syz-executor/7974:
#0: ffff8000915fc3c8 (misc_mtx){+.+.}-{4:4}, at: misc_open+0x68/0x328 drivers/char/misc.c:143
=============================================