INFO: task kworker/0:1:9 blocked for more than 143 seconds.
Not tainted 6.5.0-syzkaller-12821-g6099776f9f26 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:kworker/0:1 state:D stack:27512 pid:9 ppid:2 flags:0x00004000
Workqueue: usb_hub_wq hub_event
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0xee1/0x59f0 kernel/sched/core.c:6695
schedule+0xe7/0x1b0 kernel/sched/core.c:6771
usb_kill_urb.part.0+0x1c6/0x250 drivers/usb/core/urb.c:713
usb_kill_urb+0x83/0xa0 drivers/usb/core/urb.c:702
usb_start_wait_urb+0x251/0x4c0 drivers/usb/core/message.c:65
usb_internal_control_msg drivers/usb/core/message.c:103 [inline]
usb_control_msg+0x327/0x4a0 drivers/usb/core/message.c:154
get_bMaxPacketSize0.constprop.0+0xa5/0x1c0 drivers/usb/core/hub.c:4725
hub_port_init+0x680/0x3850 drivers/usb/core/hub.c:4921
hub_port_connect drivers/usb/core/hub.c:5369 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5580 [inline]
port_event drivers/usb/core/hub.c:5740 [inline]
hub_event+0x2b64/0x4e00 drivers/usb/core/hub.c:5822
process_one_work+0x887/0x15d0 kernel/workqueue.c:2630
process_scheduled_works kernel/workqueue.c:2703 [inline]
worker_thread+0x8bb/0x1290 kernel/workqueue.c:2784
kthread+0x33a/0x430 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:304
INFO: task syz-executor331:5040 blocked for more than 143 seconds.
Not tainted 6.5.0-syzkaller-12821-g6099776f9f26 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor331 state:D stack:27152 pid:5040 ppid:5037 flags:0x00004006
Call Trace:
context_switch kernel/sched/core.c:5382 [inline]
__schedule+0xee1/0x59f0 kernel/sched/core.c:6695
schedule+0xe7/0x1b0 kernel/sched/core.c:6771
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6830
__mutex_lock_common kernel/locking/mutex.c:679 [inline]
__mutex_lock+0x967/0x1340 kernel/locking/mutex.c:747
device_lock include/linux/device.h:992 [inline]
usbdev_release+0x87/0x4b0 drivers/usb/core/devio.c:1096
__fput+0x3f7/0xa70 fs/file_table.c:384
__fput_sync+0x47/0x50 fs/file_table.c:465
__do_sys_close fs/open.c:1572 [inline]
__se_sys_close fs/open.c:1557 [inline]
__x64_sys_close+0x87/0xf0 fs/open.c:1557
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f90a2e400e0
RSP: 002b:00007ffd3e8dd428 EFLAGS: 00000202 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f90a2e400e0
RDX: 0000000000000007 RSI: 00007ffd3e8dcf60 RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 00000000000f4240
R13: 00007ffd3e8dd6d8 R14: 0000000000000001 R15: 00007ffd3e8dd470
INFO: lockdep is turned off.
NMI backtrace for cpu 0
CPU: 0 PID: 29 Comm: khungtaskd Not tainted 6.5.0-syzkaller-12821-g6099776f9f26 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd9/0x1b0 lib/dump_stack.c:106
nmi_cpu_backtrace+0x277/0x380 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+0xfac/0x1230 kernel/hung_task.c:379
kthread+0x33a/0x430 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:304
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 11 Comm: kworker/u4:0 Not tainted 6.5.0-syzkaller-12821-g6099776f9f26 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/04/2023
Workqueue: events_unbound toggle_allocation_gate
RIP: 0010:csd_lock_wait kernel/smp.c:300 [inline]
RIP: 0010:smp_call_function_many_cond+0x4db/0x1570 kernel/smp.c:844
Code: 4d 48 b8 00 00 00 00 00 fc ff df 4d 89 fc 4c 89 fd 49 c1 ec 03 83 e5 07 49 01 c4 83 c5 03 e8 dc 8c 0b 00 f3 90 41 0f b6 04 24 <40> 38 c5 7c 08 84 c0 0f 85 3c 0e 00 00 8b 43 08 31 ff 83 e0 01 41
RSP: 0018:ffffc90000107928 EFLAGS: 00000293
RAX: 0000000000000000 RBX: ffff8880b9844180 RCX: 0000000000000000
RDX: ffff888016273b80 RSI: ffffffff817c44e4 RDI: 0000000000000005
RBP: 0000000000000003 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffffed1017308831
R13: 0000000000000001 R14: ffff8880b993d8c0 R15: ffff8880b9844188
FS: 0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055ee6a331680 CR3: 000000000c976000 CR4: 0000000000350ee0
Call Trace:
on_each_cpu_cond_mask+0x40/0x90 kernel/smp.c:1012
on_each_cpu include/linux/smp.h:71 [inline]
text_poke_sync arch/x86/kernel/alternative.c:1998 [inline]
text_poke_bp_batch+0x83a/0x960 arch/x86/kernel/alternative.c:2208
text_poke_flush arch/x86/kernel/alternative.c:2399 [inline]
text_poke_flush arch/x86/kernel/alternative.c:2396 [inline]
text_poke_finish+0x30/0x40 arch/x86/kernel/alternative.c:2406
arch_jump_label_transform_apply+0x1c/0x30 arch/x86/kernel/jump_label.c:146
jump_label_update+0x32e/0x410 kernel/jump_label.c:829
static_key_disable_cpuslocked+0x154/0x1b0 kernel/jump_label.c:235
static_key_disable+0x1a/0x20 kernel/jump_label.c:243
toggle_allocation_gate mm/kfence/core.c:835 [inline]
toggle_allocation_gate+0x13f/0x250 mm/kfence/core.c:822
process_one_work+0x887/0x15d0 kernel/workqueue.c:2630
process_scheduled_works kernel/workqueue.c:2703 [inline]
worker_thread+0x8bb/0x1290 kernel/workqueue.c:2784
kthread+0x33a/0x430 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:304