INFO: task syz-executor314:5086 blocked for more than 143 seconds.
Not tainted 6.7.0-rc1-syzkaller-00344-g037266a5f723 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor314 state:D stack:27104 pid:5086 tgid:5086 ppid:5081 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5376 [inline]
__schedule+0xedb/0x5af0 kernel/sched/core.c:6688
__schedule_loop kernel/sched/core.c:6763 [inline]
schedule+0xe9/0x270 kernel/sched/core.c:6778
schedule_timeout+0x257/0x290 kernel/time/timer.c:2143
do_wait_for_common kernel/sched/completion.c:95 [inline]
__wait_for_common+0x3e0/0x5f0 kernel/sched/completion.c:116
__flush_work+0x523/0xa10 kernel/workqueue.c:3407
__cancel_work_timer+0x3ef/0x590 kernel/workqueue.c:3494
uhid_dev_destroy drivers/hid/uhid.c:585 [inline]
uhid_char_release+0xca/0x210 drivers/hid/uhid.c:663
__fput+0x270/0xbb0 fs/file_table.c:394
task_work_run+0x14d/0x240 kernel/task_work.c:180
exit_task_work include/linux/task_work.h:38 [inline]
do_exit+0xa92/0x2ae0 kernel/exit.c:871
do_group_exit+0xd4/0x2a0 kernel/exit.c:1021
__do_sys_exit_group kernel/exit.c:1032 [inline]
__se_sys_exit_group kernel/exit.c:1030 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1030
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x40/0x110 arch/x86/entry/common.c:82
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fdb3d5c9cb9
RSP: 002b:00007ffecd3ed3e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdb3d5c9cb9
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 00007fdb3d644290 R08: ffffffffffffffb8 R09: 00000000000000a0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdb3d644290
R13: 0000000000000000 R14: 00007fdb3d644d00 R15: 00007fdb3d59ae60
INFO: task syz-executor314:5088 blocked for more than 145 seconds.
Not tainted 6.7.0-rc1-syzkaller-00344-g037266a5f723 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor314 state:D stack:28160 pid:5088 tgid:5088 ppid:5084 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5376 [inline]
__schedule+0xedb/0x5af0 kernel/sched/core.c:6688
__schedule_loop kernel/sched/core.c:6763 [inline]
schedule+0xe9/0x270 kernel/sched/core.c:6778
schedule_timeout+0x257/0x290 kernel/time/timer.c:2143
do_wait_for_common kernel/sched/completion.c:95 [inline]
__wait_for_common+0x3e0/0x5f0 kernel/sched/completion.c:116
__flush_work+0x523/0xa10 kernel/workqueue.c:3407
__cancel_work_timer+0x3ef/0x590 kernel/workqueue.c:3494
uhid_dev_destroy drivers/hid/uhid.c:585 [inline]
uhid_char_release+0xca/0x210 drivers/hid/uhid.c:663
__fput+0x270/0xbb0 fs/file_table.c:394
task_work_run+0x14d/0x240 kernel/task_work.c:180
exit_task_work include/linux/task_work.h:38 [inline]
do_exit+0xa92/0x2ae0 kernel/exit.c:871
do_group_exit+0xd4/0x2a0 kernel/exit.c:1021
__do_sys_exit_group kernel/exit.c:1032 [inline]
__se_sys_exit_group kernel/exit.c:1030 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1030
do_syscall_x64 arch/x86/entry/common.c:51 [inline]
do_syscall_64+0x40/0x110 arch/x86/entry/common.c:82
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fdb3d5c9cb9
RSP: 002b:00007ffecd3ed3e8 EFLAGS: 00000246
ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdb3d5c9cb9
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 00007fdb3d644290 R08: ffffffffffffffb8 R09: 00000000000000a0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdb3d644290
R13: 0000000000000000 R14: 00007fdb3d644d00 R15: 00007fdb3d59ae60
Showing all locks held in the system:
3 locks held by kworker/0:0/7:
3 locks held by kworker/1:0/22:
1 lock held by khungtaskd/28:
#0:
ffffffff8cfa82a0
(rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:301 [inline]
(rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:747 [inline]
(rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x75/0x340 kernel/locking/lockdep.c:6613
5 locks held by kworker/u4:2/41:
#0:
ffff8880b993c758
(
&rq->__lock
){-.-.}-{2:2}
, at: raw_spin_rq_lock_nested+0x29/0x130 kernel/sched/core.c:558
#1:
ffff8880b9928888
(
&per_cpu_ptr(group->pcpu, cpu)->seq
){-.-.}-{0:0}, at: psi_task_switch+0x2d9/0x900 kernel/sched/psi.c:988
#2:
ffffffff8dd7c188
(
deferred_probe_mutex
){+.+.}-{3:3}, at: deferred_probe_work_func+0x21/0x2a0 drivers/base/dd.c:97
#3:
ffffffff92a236a8
(&obj_hash[i].lock){-.-.}-{2:2}, at: debug_object_activate+0x1a0/0x490 lib/debugobjects.c:717
#4:
ffffffff8cfa82a0
(
rcu_read_lock
){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:301 [inline]
){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:747 [inline]
){....}-{1:2}, at: cgroup_rstat_flush_locked+0x8ea/0x1600 kernel/cgroup/rstat.c:199
3 locks held by kworker/0:2/779:
7 locks held by kworker/0:3/921:
1 lock held by klogd/4500:
#0:
ffff8880b993c758
(&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x29/0x130 kernel/sched/core.c:558
2 locks held by getty/4819:
#0:
ffff888027c110a0
(&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
#1:
ffffc900020582f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xfc6/0x1490 drivers/tty/n_tty.c:2201
3 locks held by kworker/1:5/5116:
3 locks held by kworker/0:4/5143:
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.7.0-rc1-syzkaller-00344-g037266a5f723 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd9/0x1b0 lib/dump_stack.c:106
nmi_cpu_backtrace+0x277/0x390 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x299/0x300 lib/nmi_backtrace.c:62
trigger_all_cpu_backtrace include/linux/nmi.h:160 [inline]
check_hung_uninterruptible_tasks kernel/hung_task.c:222 [inline]
watchdog+0xf87/0x1210 kernel/hung_task.c:379
kthread+0x2c6/0x3a0 kernel/kthread.c:388
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 5143 Comm: kworker/0:4 Not tainted 6.7.0-rc1-syzkaller-00344-g037266a5f723 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023
Workqueue: events uhid_device_add_worker
RIP: 0010:__hrtimer_run_queues+0x0/0xc20 kernel/time/hrtimer.c:1722
Code: 86 21 67 00 e9 0e fe ff ff 48 c7 c7 08 f1 02 8f e8 75 21 67 00 e9 08 ff ff ff e8 6b 21 67 00 e9 2f ff ff ff 66 0f 1f 44 00 00 <41> 57 49 89 f7 41 56 41 55 41 89 cd 41 54 49 89 fc 55 48 bd 00 00
RSP: 0018:ffffc90000007f28 EFLAGS: 00000046
RAX: 0000000080010002 RBX: dffffc0000000000 RCX: 000000000000000f
RDX: 0000000000000046 RSI: 00000086e3e286fc RDI: ffff8880b982b940
RBP: 00000086e3e286fc R08: 0000000000000006 R09: 7fffffffffffffff
R10: 00000086e3e286fc R11: 0000000000000004 R12: ffff8880b982b98c
R13: 0000000000000000 R14: ffff8880b982b940 R15: 7fffffffffffffff
FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffecd3ed348 CR3: 0000000020385000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
hrtimer_interrupt+0x31b/0x800 kernel/time/hrtimer.c:1814
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline]
__sysvec_apic_timer_interrupt+0x105/0x400 arch/x86/kernel/apic/apic.c:1082
sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1076
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:console_trylock_spinning kernel/printk/printk.c:1975 [inline]
RIP: 0010:vprintk_emit+0x3aa/0x5f0 kernel/printk/printk.c:2302
Code: 00 4d 85 e4 0f 85 e4 01 00 00 e8 e1 bb 1c 00 9c 5d 81 e5 00 02 00 00 31 ff 48 89 ee e8 5f b7 1c 00 48 85 ed 0f 85 f0 01 00 00 c1 bb 1c 00 45 31 c9 41 b8 01 00 00 00 31 c9 48 8d 05 00 00 00
RSP: 0018:ffffc90003627480 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 000000000000003a RCX: ffffffff8169cd2a
RDX: ffff8880780a81c0 RSI: ffffffff8169cd34 RDI: 0000000000000007
RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000003 R12: 0000000000000200
R13: ffff88801468c080 R14: ffffffff8b579a40 R15: ffffc900036274e0
dev_vprintk_emit drivers/base/core.c:4850 [inline]
dev_printk_emit+0xfb/0x140 drivers/base/core.c:4861
__dev_printk+0xf5/0x270 drivers/base/core.c:4873
_dev_warn+0xe5/0x120 drivers/base/core.c:4917
hid_parser_main+0x2b2/0xc80 drivers/hid/hid-core.c:632
hid_open_report+0x3ee/0x7b0 drivers/hid/hid-core.c:1269
hid_parse include/linux/hid.h:1115 [inline]
hid_generic_probe+0x4d/0x90 drivers/hid/hid-generic.c:63
__hid_device_probe drivers/hid/hid-core.c:2626 [inline]
hid_device_probe+0x2e4/0x480 drivers/hid/hid-core.c:2663
call_driver_probe drivers/base/dd.c:579 [inline]
really_probe+0x234/0xc90 drivers/base/dd.c:658
__driver_probe_device+0x1de/0x4b0 drivers/base/dd.c:800
driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:830
__device_attach_driver+0x1d4/0x300 drivers/base/dd.c:958
bus_for_each_drv+0x157/0x1d0 drivers/base/bus.c:457
__device_attach+0x1e8/0x4b0 drivers/base/dd.c:1030
bus_probe_device+0x17c/0x1c0 drivers/base/bus.c:532
device_add+0x117e/0x1aa0 drivers/base/core.c:3625
hid_add_device+0x371/0xa60 drivers/hid/hid-core.c:2809
uhid_device_add_worker+0x3e/0x110 drivers/hid/uhid.c:73
process_one_work+0x886/0x15d0 kernel/workqueue.c:2630
process_scheduled_works kernel/workqueue.c:2703 [inline]
worker_thread+0x8b9/0x1290 kernel/workqueue.c:2784
kthread+0x2c6/0x3a0 kernel/kthread.c:388
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242
INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 2.662 msecs