INFO: task syz-executor275:5056 blocked for more than 143 seconds.
Not tainted 6.7.0-syzkaller-12824-g9d64bf433c53 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor275 state:D stack:27680 pid:5056 tgid:5056 ppid:5053 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5400 [inline]
__schedule+0xf12/0x5c00 kernel/sched/core.c:6727
__schedule_loop kernel/sched/core.c:6802 [inline]
schedule+0xe9/0x270 kernel/sched/core.c:6817
schedule_timeout+0x257/0x290 kernel/time/timer.c:2159
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:3410
__cancel_work_timer+0x3ef/0x590 kernel/workqueue.c:3497
uhid_dev_destroy drivers/hid/uhid.c:584 [inline]
uhid_char_release+0xca/0x210 drivers/hid/uhid.c:662
__fput+0x270/0xb70 fs/file_table.c:376
task_work_run+0x14d/0x240 kernel/task_work.c:180
exit_task_work include/linux/task_work.h:38 [inline]
do_exit+0xa8a/0x2ad0 kernel/exit.c:871
do_group_exit+0xd4/0x2a0 kernel/exit.c:1020
__do_sys_exit_group kernel/exit.c:1031 [inline]
__se_sys_exit_group kernel/exit.c:1029 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1029
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fdb4a8d6cb9
RSP: 002b:00007ffc03a75e08 EFLAGS: 00000246
ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdb4a8d6cb9
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 00007fdb4a951290 R08: ffffffffffffffb8 R09: 00000000000000a0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdb4a951290
R13: 0000000000000000 R14: 00007fdb4a951d00 R15: 00007fdb4a8a7e50
INFO: task syz-executor275:5060 blocked for more than 145 seconds.
Not tainted 6.7.0-syzkaller-12824-g9d64bf433c53 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor275 state:D
stack:27680 pid:5060 tgid:5060 ppid:5057 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5400 [inline]
__schedule+0xf12/0x5c00 kernel/sched/core.c:6727
__schedule_loop kernel/sched/core.c:6802 [inline]
schedule+0xe9/0x270 kernel/sched/core.c:6817
schedule_timeout+0x257/0x290 kernel/time/timer.c:2159
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:3410
__cancel_work_timer+0x3ef/0x590 kernel/workqueue.c:3497
uhid_dev_destroy drivers/hid/uhid.c:584 [inline]
uhid_char_release+0xca/0x210 drivers/hid/uhid.c:662
__fput+0x270/0xb70 fs/file_table.c:376
task_work_run+0x14d/0x240 kernel/task_work.c:180
exit_task_work include/linux/task_work.h:38 [inline]
do_exit+0xa8a/0x2ad0 kernel/exit.c:871
do_group_exit+0xd4/0x2a0 kernel/exit.c:1020
__do_sys_exit_group kernel/exit.c:1031 [inline]
__se_sys_exit_group kernel/exit.c:1029 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1029
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fdb4a8d6cb9
RSP: 002b:00007ffc03a75e08 EFLAGS: 00000246
ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdb4a8d6cb9
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 00007fdb4a951290 R08: ffffffffffffffb8 R09: 00000000000000a0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdb4a951290
R13: 0000000000000000 R14: 00007fdb4a951d00 R15: 00007fdb4a8a7e50
INFO: task syz-executor275:5064 blocked for more than 147 seconds.
Not tainted 6.7.0-syzkaller-12824-g9d64bf433c53 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor275 state:D stack:28304 pid:5064 tgid:5064 ppid:5052 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5400 [inline]
__schedule+0xf12/0x5c00 kernel/sched/core.c:6727
__schedule_loop kernel/sched/core.c:6802 [inline]
schedule+0xe9/0x270 kernel/sched/core.c:6817
schedule_timeout+0x257/0x290 kernel/time/timer.c:2159
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:3410
__cancel_work_timer+0x3ef/0x590 kernel/workqueue.c:3497
uhid_dev_destroy drivers/hid/uhid.c:584 [inline]
uhid_char_release+0xca/0x210 drivers/hid/uhid.c:662
__fput+0x270/0xb70 fs/file_table.c:376
task_work_run+0x14d/0x240 kernel/task_work.c:180
exit_task_work include/linux/task_work.h:38 [inline]
do_exit+0xa8a/0x2ad0 kernel/exit.c:871
do_group_exit+0xd4/0x2a0 kernel/exit.c:1020
__do_sys_exit_group kernel/exit.c:1031 [inline]
__se_sys_exit_group kernel/exit.c:1029 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1029
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fdb4a8d6cb9
RSP: 002b:00007ffc03a75e08 EFLAGS: 00000246
ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdb4a8d6cb9
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 00007fdb4a951290 R08: ffffffffffffffb8 R09: 00000000000000a0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdb4a951290
R13: 0000000000000000 R14: 00007fdb4a951d00 R15: 00007fdb4a8a7e50
INFO: task syz-executor275:5066 blocked for more than 149 seconds.
Not tainted 6.7.0-syzkaller-12824-g9d64bf433c53 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor275 state:D
stack:27472 pid:5066 tgid:5066 ppid:5055 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5400 [inline]
__schedule+0xf12/0x5c00 kernel/sched/core.c:6727
__schedule_loop kernel/sched/core.c:6802 [inline]
schedule+0xe9/0x270 kernel/sched/core.c:6817
schedule_timeout+0x257/0x290 kernel/time/timer.c:2159
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:3410
__cancel_work_timer+0x3ef/0x590 kernel/workqueue.c:3497
uhid_dev_destroy drivers/hid/uhid.c:584 [inline]
uhid_char_release+0xca/0x210 drivers/hid/uhid.c:662
__fput+0x270/0xb70 fs/file_table.c:376
task_work_run+0x14d/0x240 kernel/task_work.c:180
exit_task_work include/linux/task_work.h:38 [inline]
do_exit+0xa8a/0x2ad0 kernel/exit.c:871
do_group_exit+0xd4/0x2a0 kernel/exit.c:1020
__do_sys_exit_group kernel/exit.c:1031 [inline]
__se_sys_exit_group kernel/exit.c:1029 [inline]
__x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1029
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xd3/0x250 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x63/0x6b
RIP: 0033:0x7fdb4a8d6cb9
RSP: 002b:00007ffc03a75e08 EFLAGS: 00000246
ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdb4a8d6cb9
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 00007fdb4a951290 R08: ffffffffffffffb8 R09: 00000000000000a0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fdb4a951290
R13: 0000000000000000 R14: 00007fdb4a951d00 R15: 00007fdb4a8a7e50
Showing all locks held in the system:
5 locks held by kworker/u4:0/11:
7 locks held by kworker/1:0/23:
3 locks held by kworker/1:1/27:
1 lock held by khungtaskd/29:
#0:
ffffffff8d1a9120
(
rcu_read_lock){....}-{1:2}
, at: rcu_lock_acquire include/linux/rcupdate.h:298 [inline]
, at: rcu_read_lock include/linux/rcupdate.h:750 [inline]
, at: debug_show_all_locks+0x75/0x340 kernel/locking/lockdep.c:6614
3 locks held by kworker/0:2/781:
3 locks held by kworker/1:2/4790:
2 locks held by getty/4801:
#0:
ffff888029d630a0
(
&tty->ldisc_sem
){++++}-{0:0}
, at: tty_ldisc_ref_wait+0x24/0x80 drivers/tty/tty_ldisc.c:243
#1: ffffc900015c02f0 (&ldata->atomic_read_lock
){+.+.}-{3:3}
, at: n_tty_read+0xfc6/0x1490 drivers/tty/n_tty.c:2201
3 locks held by kworker/0:4/5044:
7 locks held by kworker/1:3/5065:
=============================================
NMI backtrace for cpu 0
CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.7.0-syzkaller-12824-g9d64bf433c53 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
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 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 5065 Comm: kworker/1:3 Not tainted 6.7.0-syzkaller-12824-g9d64bf433c53 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023
Workqueue: events uhid_device_add_worker
RIP: 0010:arch_static_branch arch/x86/include/asm/jump_label.h:27 [inline]
RIP: 0010:static_key_false include/linux/jump_label.h:207 [inline]
RIP: 0010:native_write_msr arch/x86/include/asm/msr.h:147 [inline]
RIP: 0010:wrmsr arch/x86/include/asm/msr.h:254 [inline]
RIP: 0010:native_apic_msr_write arch/x86/include/asm/apic.h:195 [inline]
RIP: 0010:native_apic_msr_write+0x28/0x40 arch/x86/include/asm/apic.h:189
Code: 66 90 f3 0f 1e fa 8d 87 30 ff ff ff 83 e0 ef 74 1c 89 f8 83 e0 ef 83 f8 20 74 12 c1 ef 04 31 d2 89 f0 8d 8f 00 08 00 00 0f 30 <66> 90 c3 c3 89 f6 31 d2 89 cf e9 a9 fc 60 03 66 0f 1f 84 00 00 00
RSP: 0018:ffffc900001f0ec0 EFLAGS: 00000046
RAX: 000000000005db08 RBX: ffff8880b99283c0 RCX: 0000000000000838
RDX: 0000000000000000 RSI: 000000000005db08 RDI: 0000000000000038
RBP: 000000000005db08 R08: 0000000000000005 R09: 000000000000003f
R10: 0000000000000020 R11: 0000000000000003 R12: 0000000000000000
R13: 0000000000000020 R14: 0000000000000000 R15: 7fffffffffffffff
FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555fda58e680 CR3: 000000007cf37000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
apic_write arch/x86/include/asm/apic.h:401 [inline]
lapic_next_event+0x10/0x20 arch/x86/kernel/apic/apic.c:448
clockevents_program_event+0x262/0x370 kernel/time/clockevents.c:334
tick_program_event+0xa5/0x130 kernel/time/tick-oneshot.c:44
hrtimer_interrupt+0x36d/0x800 kernel/time/hrtimer.c:1827
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:649
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 41 d1 1c 00 9c 5d 81 e5 00 02 00 00 31 ff 48 89 ee e8 bf cc 1c 00 48 85 ed 0f 85 f0 01 00 00 21 d1 1c 00 45 31 c9 41 b8 01 00 00 00 31 c9 48 8d 05 00 00 00
RSP: 0018:ffffc90003597480 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 000000000000003a RCX: ffffffff816a3aea
RDX: ffff88802b4b5940 RSI: ffffffff816a3af4 RDI: 0000000000000007
RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000003 R12: 0000000000000200
R13: ffff88801769d940 R14: ffffffff8b589c40 R15: ffffc900035974e0