INFO: task hung in nci_close

Kernel	Title	Repro	Cause bisect	Fix bisect	Count	Last	Reported	Patched	Status
linux-6.1	INFO: task hung in nci_close_device				1	775d	775d	0/3	auto-obsoleted due to no activity on 2023/08/19 18:29
INFO: task kworker/1:3:20222 blocked for more than 430 seconds.
      Not tainted 6.3.0-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:3     state:D stack:0     pid:20222 ppid:2      flags:0x00000000
Workqueue: events rfkill_sync_work
Backtrace: 
[<817d231c>] (__schedule) from [<817d2f90>] (schedule+0x5c/0xac kernel/sched/core.c:6701)
 r10:eb6a5e1c r9:00000002 r8:eb6a5dc4 r7:83e41700 r6:eb6a5e14 r5:eb6a5e18
 r4:83e41700
[<817d2f34>] (schedule) from [<817d9d78>] (schedule_timeout+0xd0/0x108 kernel/time/timer.c:2143)
 r5:eb6a5e18 r4:7fffffff
[<817d9ca8>] (schedule_timeout) from [<817d3c80>] (do_wait_for_common kernel/sched/completion.c:85 [inline])
[<817d9ca8>] (schedule_timeout) from [<817d3c80>] (__wait_for_common kernel/sched/completion.c:106 [inline])
[<817d9ca8>] (schedule_timeout) from [<817d3c80>] (wait_for_common kernel/sched/completion.c:117 [inline])
[<817d9ca8>] (schedule_timeout) from [<817d3c80>] (wait_for_completion+0x70/0x14c kernel/sched/completion.c:138)
 r6:eb6a5e14 r5:eb6a5e18 r4:7fffffff
[<817d3c10>] (wait_for_completion) from [<80260084>] (__flush_workqueue+0x118/0x5b4 kernel/workqueue.c:2962)
 r10:ddde9005 r9:84393a10 r8:84393a3c r7:84c2e830 r6:84393a00 r5:eb6a5e08
 r4:00000001
[<8025ff6c>] (__flush_workqueue) from [<8173f5e8>] (nci_close_device+0x84/0x124 net/nfc/nci/core.c:579)
 r10:ddde9005 r9:83e41700 r8:00000080 r7:84c2e830 r6:84c2e818 r5:84c2e8c4
 r4:84c2e800
[<8173f564>] (nci_close_device) from [<8173f69c>] (nci_dev_down+0x14/0x18 net/nfc/nci/core.c:639)
 r7:ddde9000 r6:00000001 r5:855bd45c r4:855bd400
[<8173f688>] (nci_dev_down) from [<81733b88>] (nfc_dev_down+0x68/0xc8 net/nfc/core.c:161)
[<81733b20>] (nfc_dev_down) from [<81733c14>] (nfc_rfkill_set_block+0x2c/0x68 net/nfc/core.c:179)
 r7:ddde9000 r6:00000001 r5:855bd400 r4:00000001
[<81733be8>] (nfc_rfkill_set_block) from [<816f1100>] (rfkill_set_block+0x90/0x144 net/rfkill/core.c:345)
 r5:00000000 r4:855be000
[<816f1070>] (rfkill_set_block) from [<816f1540>] (rfkill_sync_work+0x3c/0x48 net/rfkill/core.c:1042)
 r7:ddde9000 r6:ddde5880 r5:855be27c r4:825d2ecc
[<816f1504>] (rfkill_sync_work) from [<802634a8>] (process_one_work+0x20c/0x594 kernel/workqueue.c:2390)
 r5:85048a00 r4:855be27c
[<8026329c>] (process_one_work) from [<80263c98>] (worker_thread+0x6c/0x4e0 kernel/workqueue.c:2537)
 r10:ddde5880 r9:00000008 r8:82404d40 r7:ddde589c r6:85048a18 r5:ddde5880
 r4:85048a00
[<80263c2c>] (worker_thread) from [<8026abc0>] (kthread+0xec/0x11c kernel/kthread.c:376)
 r10:00000000 r9:df949e8c r8:93893340 r7:85048a00 r6:80263c2c r5:83e41700
 r4:851ba980
[<8026aad4>] (kthread) from [<80200100>] (ret_from_fork+0x14/0x34 arch/arm/kernel/entry-common.S:133)
Exception stack(0xeb6a5fb0 to 0xeb6a5ff8)
5fa0:                                     00000000 00000000 00000000 00000000
5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
5fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026aad4 r4:851ba980
INFO: task kworker/u4:5:30712 blocked for more than 430 seconds.
      Not tainted 6.3.0-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/u4:5    state:D stack:0     pid:30712 ppid:2      flags:0x00000000
Workqueue: nfc2_nci_rx_wq nci_rx_work
Backtrace: 
[<817d231c>] (__schedule) from [<817d2f90>] (schedule+0x5c/0xac kernel/sched/core.c:6701)
 r10:84537a05 r9:8240c498 r8:855bd460 r7:edc7dd9c r6:00000002 r5:83e47300
 r4:83e47300
[<817d2f34>] (schedule) from [<817d3520>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6760)
 r5:83e47300 r4:855bd45c
[<817d3508>] (schedule_preempt_disabled) from [<817d5f1c>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline])
[<817d3508>] (schedule_preempt_disabled) from [<817d5f1c>] (__mutex_lock.constprop.0+0x2f4/0xaf4 kernel/locking/mutex.c:747)
[<817d5c28>] (__mutex_lock.constprop.0) from [<817d67f0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035)
 r10:84537a05 r9:81a4e8d4 r8:855bd45c r7:00000000 r6:00000000 r5:84c2e8fc
 r4:855bd400
[<817d67dc>] (__mutex_lock_slowpath) from [<817d6830>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286)
[<817d67f4>] (mutex_lock) from [<81732d78>] (device_lock include/linux/device.h:832 [inline])
[<817d67f4>] (mutex_lock) from [<81732d78>] (nfc_targets_found+0x5c/0x12c net/nfc/core.c:778)
[<81732d1c>] (nfc_targets_found) from [<81742e50>] (nci_rf_discover_ntf_packet net/nfc/nci/ntf.c:390 [inline])
[<81732d1c>] (nfc_targets_found) from [<81742e50>] (nci_ntf_packet+0x940/0xe18 net/nfc/nci/ntf.c:798)
 r8:00000001 r7:00000000 r6:84c2e800 r5:8435d9c0 r4:00000103
[<81742510>] (nci_ntf_packet) from [<8173fc2c>] (nci_rx_work+0x70/0xe8 net/nfc/nci/core.c:1517)
 r10:84537a05 r9:81a4e8d4 r8:81f53d14 r7:84c2e8a4 r6:84c2e870 r5:84c2e800
 r4:8435d9c0
[<8173fbbc>] (nci_rx_work) from [<802634a8>] (process_one_work+0x20c/0x594 kernel/workqueue.c:2390)
 r9:83e47300 r8:00000100 r7:84537a00 r6:8280e800 r5:85167d00 r4:84c2e870
[<8026329c>] (process_one_work) from [<80263c98>] (worker_thread+0x6c/0x4e0 kernel/workqueue.c:2537)
 r10:8280e800 r9:00000088 r8:82404d40 r7:8280e81c r6:85167d18 r5:8280e800
 r4:85167d00
[<80263c2c>] (worker_thread) from [<8026abc0>] (kthread+0xec/0x11c kernel/kthread.c:376)
 r10:00000000 r9:edc75e8c r8:8519e800 r7:85167d00 r6:80263c2c r5:83e47300
 r4:85e89d40
[<8026aad4>] (kthread) from [<80200100>] (ret_from_fork+0x14/0x34 arch/arm/kernel/entry-common.S:133)
Exception stack(0xedc7dfb0 to 0xedc7dff8)
dfa0:                                     00000000 00000000 00000000 00000000
dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
dfe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026aad4 r4:85e89d40
INFO: task kworker/1:4:31623 blocked for more than 430 seconds.
      Not tainted 6.3.0-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/1:4     state:D stack:0     pid:31623 ppid:2      flags:0x00000000
Workqueue: events rfkill_global_led_trigger_worker
Backtrace: 
[<817d231c>] (__schedule) from [<817d2f90>] (schedule+0x5c/0xac kernel/sched/core.c:6701)
 r10:ddde9005 r9:8240c498 r8:825d2ed0 r7:df945e84 r6:00000002 r5:8290f300
 r4:8290f300
[<817d2f34>] (schedule) from [<817d3520>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6760)
 r5:8290f300 r4:825d2ecc
[<817d3508>] (schedule_preempt_disabled) from [<817d5f1c>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline])
[<817d3508>] (schedule_preempt_disabled) from [<817d5f1c>] (__mutex_lock.constprop.0+0x2f4/0xaf4 kernel/locking/mutex.c:747)
[<817d5c28>] (__mutex_lock.constprop.0) from [<817d67f0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035)
 r10:ddde9005 r9:8290f300 r8:00000080 r7:ddde9000 r6:ddde5880 r5:85167680
 r4:825d2ecc
[<817d67dc>] (__mutex_lock_slowpath) from [<817d6830>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286)
[<817d67f4>] (mutex_lock) from [<816f00ec>] (rfkill_global_led_trigger_worker+0x1c/0xa0 net/rfkill/core.c:181)
[<816f00d0>] (rfkill_global_led_trigger_worker) from [<802634a8>] (process_one_work+0x20c/0x594 kernel/workqueue.c:2390)
 r5:85167680 r4:827230e8
[<8026329c>] (process_one_work) from [<80263c98>] (worker_thread+0x6c/0x4e0 kernel/workqueue.c:2537)
 r10:ddde5880 r9:00000008 r8:82404d40 r7:ddde589c r6:85167698 r5:ddde5880
 r4:85167680
[<80263c2c>] (worker_thread) from [<8026abc0>] (kthread+0xec/0x11c kernel/kthread.c:376)
 r10:00000000 r9:ed599e8c r8:85e27e00 r7:85167680 r6:80263c2c r5:8290f300
 r4:9383e8c0
[<8026aad4>] (kthread) from [<80200100>] (ret_from_fork+0x14/0x34 arch/arm/kernel/entry-common.S:133)
Exception stack(0xdf945fb0 to 0xdf945ff8)
5fa0:                                     00000000 00000000 00000000 00000000
5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
5fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026aad4 r4:9383e8c0
INFO: task syz-executor.1:2935 blocked for more than 430 seconds.
      Not tainted 6.3.0-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:0     pid:2935  ppid:2955   flags:0x00000001
Backtrace: 
[<817d231c>] (__schedule) from [<817d2f90>] (schedule+0x5c/0xac kernel/sched/core.c:6701)
 r10:82713300 r9:8240c498 r8:855bd460 r7:eeec1af4 r6:00000002 r5:84212e00
 r4:84212e00
[<817d2f34>] (schedule) from [<817d3520>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6760)
 r5:84212e00 r4:855bd45c
[<817d3508>] (schedule_preempt_disabled) from [<817d5f1c>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline])
[<817d3508>] (schedule_preempt_disabled) from [<817d5f1c>] (__mutex_lock.constprop.0+0x2f4/0xaf4 kernel/locking/mutex.c:747)
[<817d5c28>] (__mutex_lock.constprop.0) from [<817d67f0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035)
 r10:82713300 r9:eeec1c4c r8:93836980 r7:00000001 r6:855bd45c r5:00000000
 r4:855bd400
[<817d67dc>] (__mutex_lock_slowpath) from [<817d6830>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286)
[<817d67f4>] (mutex_lock) from [<81734180>] (device_lock include/linux/device.h:832 [inline])
[<817d67f4>] (mutex_lock) from [<81734180>] (nfc_deactivate_target+0x2c/0xe0 net/nfc/core.c:449)
[<81734154>] (nfc_deactivate_target) from [<81734b04>] (nfc_genl_activate_target+0x68/0x9c net/nfc/netlink.c:899)
 r7:00000000 r6:00000001 r5:855bd400 r4:00000000
[<81734a9c>] (nfc_genl_activate_target) from [<814019d8>] (genl_family_rcv_msg_doit net/netlink/genetlink.c:968 [inline])
[<81734a9c>] (nfc_genl_activate_target) from [<814019d8>] (genl_family_rcv_msg net/netlink/genetlink.c:1048 [inline])
[<81734a9c>] (nfc_genl_activate_target) from [<814019d8>] (genl_rcv_msg+0x27c/0x3e0 net/netlink/genetlink.c:1065)
 r7:00000000 r6:8435dcc0 r5:81f630bc r4:85ed6914
[<8140175c>] (genl_rcv_msg) from [<814008b8>] (netlink_rcv_skb+0xc4/0x128 net/netlink/af_netlink.c:2577)
 r10:855ae574 r9:00000000 r8:82410a10 r7:0000002c r6:85ed6900 r5:8140175c
 r4:8435dcc0
[<814007f4>] (netlink_rcv_skb) from [<814013a0>] (genl_rcv+0x2c/0x3c net/netlink/genetlink.c:1076)
 r7:8435dcc0 r6:855ae400 r5:825c674c r4:8435dcc0
[<81401374>] (genl_rcv) from [<813ffd4c>] (netlink_unicast_kernel net/netlink/af_netlink.c:1339 [inline])
[<81401374>] (genl_rcv) from [<813ffd4c>] (netlink_unicast+0x254/0x388 net/netlink/af_netlink.c:1365)
 r5:82938864 r4:82938800
[<813ffaf8>] (netlink_unicast) from [<81400094>] (netlink_sendmsg+0x214/0x4a8 net/netlink/af_netlink.c:1942)
 r10:00000000 r9:00000000 r8:855ae400 r7:0000002c r6:8435dcc0 r5:eeec1f38
 r4:0000002c
[<813ffe80>] (netlink_sendmsg) from [<812f45e4>] (sock_sendmsg_nosec net/socket.c:724 [inline])
[<813ffe80>] (netlink_sendmsg) from [<812f45e4>] (sock_sendmsg+0x44/0x78 net/socket.c:747)
 r10:eeec1ddc r9:00000000 r8:00000000 r7:00000000 r6:9372b900 r5:eeec1f38
 r4:00000000
[<812f45a0>] (sock_sendmsg) from [<812f50f8>] (____sys_sendmsg+0x210/0x2bc net/socket.c:2501)
 r7:00000000 r6:9372b900 r5:00000000 r4:eeec1f38
[<812f4ee8>] (____sys_sendmsg) from [<812f6d28>] (___sys_sendmsg+0x74/0xac net/socket.c:2555)
 r10:00000128 r9:84212e00 r8:00000000 r7:00000000 r6:9372b900 r5:eeec1f38
 r4:00000000
[<812f6cb4>] (___sys_sendmsg) from [<812f717c>] (__sys_sendmsg net/socket.c:2584 [inline])
[<812f6cb4>] (___sys_sendmsg) from [<812f717c>] (__do_sys_sendmsg net/socket.c:2593 [inline])
[<812f6cb4>] (___sys_sendmsg) from [<812f717c>] (sys_sendmsg+0x58/0xa0 net/socket.c:2591)
 r8:80200288 r7:00000128 r6:00000000 r5:20000780 r4:9372b900
[<812f7124>] (sys_sendmsg) from [<80200060>] (ret_fast_syscall+0x0/0x1c arch/arm/mm/proc-v7.S:66)
Exception stack(0xeeec1fa8 to 0xeeec1ff0)
1fa0:                   00000000 00000000 00000005 20000780 00000000 00000000
1fc0: 00000000 00000000 0014c2b8 00000128 7ec6d3c2 76b596d0 7ec6d534 76b5920c
1fe0: 76b59020 76b59010 00017004 0004dfb0
 r6:0014c2b8 r5:00000000 r4:00000000
INFO: task syz-executor.1:2960 blocked for more than 430 seconds.
      Not tainted 6.3.0-syzkaller #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1  state:D stack:0     pid:2960  ppid:2955   flags:0x00000001
Backtrace: 
[<817d231c>] (__schedule) from [<817d2f90>] (schedule+0x5c/0xac kernel/sched/core.c:6701)
 r10:5ac3c35a r9:8240c498 r8:84c2e8c8 r7:df95ddfc r6:00000002 r5:84215080
 r4:84215080
[<817d2f34>] (schedule) from [<817d3520>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6760)
 r5:84215080 r4:84c2e8c4
[<817d3508>] (schedule_preempt_disabled) from [<817d5f1c>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline])
[<817d3508>] (schedule_preempt_disabled) from [<817d5f1c>] (__mutex_lock.constprop.0+0x2f4/0xaf4 kernel/locking/mutex.c:747)
[<817d5c28>] (__mutex_lock.constprop.0) from [<817d67f0>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035)
 r10:5ac3c35a r9:7efffd08 r8:841e7d90 r7:84c2e830 r6:84c2e818 r5:84c2e8c4
 r4:84c2e800
[<817d67dc>] (__mutex_lock_slowpath) from [<817d6830>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:286)
[<817d67f4>] (mutex_lock) from [<8173f594>] (nci_close_device+0x30/0x124 net/nfc/nci/core.c:561)
[<8173f564>] (nci_close_device) from [<8173fd7c>] (nci_unregister_device+0x24/0x98 net/nfc/nci/core.c:1292)
 r7:84c2e800 r6:82ce8b28 r5:000e001b r4:855486c0
[<8173fd58>] (nci_unregister_device) from [<80a52034>] (virtual_ncidev_close+0x18/0x30 drivers/nfc/virtual_ncidev.c:163)
 r9:7efffd08 r8:841e7d90 r7:838ca650 r6:82ce8b28 r5:000e001b r4:855486c0
[<80a5201c>] (virtual_ncidev_close) from [<804be7a0>] (__fput+0x84/0x264 fs/file_table.c:321)
 r5:000e001b r4:8bc26e40
[<804be71c>] (__fput) from [<804be9fc>] (____fput+0x10/0x14 fs/file_table.c:349)
 r9:7efffd08 r8:842158b4 r7:8264e5e0 r6:84215080 r5:84215884 r4:00000000
[<804be9ec>] (____fput) from [<80267250>] (task_work_run+0x8c/0xb4 kernel/task_work.c:179)
[<802671c4>] (task_work_run) from [<8020bfd0>] (resume_user_mode_work include/linux/resume_user_mode.h:49 [inline])
[<802671c4>] (task_work_run) from [<8020bfd0>] (do_work_pending+0x424/0x528 arch/arm/kernel/signal.c:630)
 r9:7efffd08 r8:80200288 r7:fffffe30 r6:80200288 r5:df95dfb0 r4:84215080
[<8020bbac>] (do_work_pending) from [<80200088>] (slow_work_pending+0xc/0x20)
Exception stack(0xdf95dfb0 to 0xdf95dff8)
dfa0:                                     fffffff2 20000840 00000064 00000000
dfc0: 00000000 00000000 0014c3d8 00000003 7ec6d3c2 76b176d0 7ec6d534 76b1720c
dfe0: 76b17020 76b17010 00017004 0004dfb0 60000010 00000003
 r10:00000003 r9:84215080 r8:80200288 r7:00000003 r6:0014c3d8 r5:00000000
 r4:00000000
NMI backtrace for cpu 1
CPU: 1 PID: 26 Comm: khungtaskd Not tainted 6.3.0-syzkaller #0
Hardware name: ARM-Versatile Express
Backtrace: 
[<817b2528>] (dump_backtrace) from [<817b261c>] (show_stack+0x18/0x1c arch/arm/kernel/traps.c:256)
 r7:00000000 r6:00000013 r5:60000093 r4:81d901cc
[<817b2604>] (show_stack) from [<817cec84>] (__dump_stack lib/dump_stack.c:88 [inline])
[<817b2604>] (show_stack) from [<817cec84>] (dump_stack_lvl+0x48/0x54 lib/dump_stack.c:106)
[<817cec3c>] (dump_stack_lvl) from [<817ceca8>] (dump_stack+0x18/0x1c lib/dump_stack.c:113)
 r5:00000001 r4:00000001
[<817cec90>] (dump_stack) from [<8179ffc4>] (nmi_cpu_backtrace+0x160/0x17c lib/nmi_backtrace.c:113)
[<8179fe64>] (nmi_cpu_backtrace) from [<817a0114>] (nmi_trigger_cpumask_backtrace+0x134/0x1dc lib/nmi_backtrace.c:62)
 r7:8240c498 r6:00000000 r5:8241a844 r4:00000001
[<8179ffe0>] (nmi_trigger_cpumask_backtrace) from [<80210d80>] (arch_trigger_cpumask_backtrace+0x18/0x1c arch/arm/kernel/smp.c:854)
 r9:000c5b80 r8:82404d40 r7:00007f4e r6:82693168 r5:8240c604 r4:85e4b564
[<80210d68>] (arch_trigger_cpumask_backtrace) from [<803330b4>] (trigger_all_cpu_backtrace include/linux/nmi.h:148 [inline])
[<80210d68>] (arch_trigger_cpumask_backtrace) from [<803330b4>] (check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline])
[<80210d68>] (arch_trigger_cpumask_backtrace) from [<803330b4>] (watchdog+0x498/0x59c kernel/hung_task.c:379)
[<80332c1c>] (watchdog) from [<8026abc0>] (kthread+0xec/0x11c kernel/kthread.c:376)
 r10:00000000 r9:df819e4c r8:82abca40 r7:00000000 r6:80332c1c r5:828fae00
 r4:82abc980
[<8026aad4>] (kthread) from [<80200100>] (ret_from_fork+0x14/0x34 arch/arm/kernel/entry-common.S:133)
Exception stack(0xdf8c9fb0 to 0xdf8c9ff8)
9fa0:                                     00000000 00000000 00000000 00000000
9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
9fe0: 00000000 00000000 00000000 00000000 00000013 00000000
 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:8026aad4 r4:82abc980
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 2736 Comm: syslogd Not tainted 6.3.0-syzkaller #0
Hardware name: ARM-Versatile Express
PC is at vector_swi+0x58/0x6c arch/arm/kernel/entry-common.S:189
LR is at 0x76e917bc
pc : [<802001d8>]    lr : [<76e917bc>]    psr: 600f0013
sp : ec339fb0  ip : 30c5387d  fp : 00000000
r10: 30c5387d  r9 : 76e917bc  r8 : 600f0010
r7 : 00000004  r6 : 76f6d080  r5 : 01b174b8  r4 : 00000003
r3 : 00000000  r2 : 00000069  r1 : 01b174b8  r0 : 00000003
Flags: nZCv  IRQs on  FIQs on  Mode SVC_32  ISA ARM  Segment user
Control: 30c5387d  Table: 8432a680  DAC: fffffffd
Backtrace: no frame pointer
Time	Kernel	Commit	Syzkaller	Config	Log	Report	VM info	Manager	Title
2023/04/28 04:57	upstream	457391b03803	70a605de	.config	console log	report	info	ci-qemu2-arm32	INFO: task hung in nci_close_device
2023/04/23 00:15	upstream	2caeeb9d4a1b	2b32bd34	.config	console log	report	info	ci-qemu2-arm32	INFO: task hung in nci_close_device
2023/02/08 21:27	upstream	0983f6bf2bfc	fc9c934e	.config	console log	report	info	ci-qemu2-arm32	INFO: task hung in nci_close_device