INFO: task syz-executor.1:26509 blocked for more than 143 seconds.
Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:24632 pid:26509 tgid:26509 ppid:14233 flags:0x00000006
Call Trace:
context_switch kernel/sched/core.c:5409 [inline]
__schedule+0x1781/0x49d0 kernel/sched/core.c:6736
__schedule_loop kernel/sched/core.c:6813 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6828
schedule_timeout+0xb0/0x310 kernel/time/timer.c:2548
do_wait_for_common kernel/sched/completion.c:95 [inline]
__wait_for_common kernel/sched/completion.c:116 [inline]
wait_for_common kernel/sched/completion.c:127 [inline]
wait_for_completion+0x355/0x620 kernel/sched/completion.c:148
__flush_work+0xa7b/0xc90 kernel/workqueue.c:4205
__cancel_work_sync+0x330/0x6d0 kernel/workqueue.c:4304
uhid_dev_destroy drivers/hid/uhid.c:584 [inline]
uhid_char_release+0xaf/0x600 drivers/hid/uhid.c:662
__fput+0x429/0x8a0 fs/file_table.c:422
__do_sys_close fs/open.c:1556 [inline]
__se_sys_close fs/open.c:1541 [inline]
__x64_sys_close+0x7f/0x110 fs/open.c:1541
do_syscall_64+0xfb/0x240
entry_SYSCALL_64_after_hwframe+0x6d/0x75
RIP: 0033:0x7f013707cc9a
RSP: 002b:00007ffdf58cb830 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f013707cc9a
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 0000000000000032 R08: 0000001b32f20000 R09: 0000000000000018
R10: 0000000081360a66 R11: 0000000000000293 R12: 00007f0136c009d8
R13: ffffffffffffffff R14: 00007f0136c00000 R15: 00000000000a35d4
Showing all locks held in the system:
1 lock held by khungtaskd/29:
#0: ffffffff8e132020 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire include/linux/rcupdate.h:298 [inline]
#0: ffffffff8e132020 (rcu_read_lock){....}-{1:2}, at: rcu_read_lock include/linux/rcupdate.h:750 [inline]
#0: ffffffff8e132020 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x2a0 kernel/locking/lockdep.c:6614
2 locks held by getty/4810:
#0: ffff88802aa050a0 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x25/0x70 drivers/tty/tty_ldisc.c:243
#1: ffffc90002f162f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6b5/0x1e10 drivers/tty/n_tty.c:2201
7 locks held by kworker/0:7/5118:
3 locks held by syz-executor.0/30566:
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 29 Comm: khungtaskd Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:114
nmi_cpu_backtrace+0x49c/0x4d0 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x198/0x320 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+0xfb0/0xff0 kernel/hung_task.c:379
kthread+0x2f0/0x390 kernel/kthread.c:388
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 5118 Comm: kworker/0:7 Not tainted 6.8.0-syzkaller-08951-gfe46a7dd189e #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024
Workqueue: events uhid_device_add_worker
RIP: 0010:hlock_class kernel/locking/lockdep.c:240 [inline]
RIP: 0010:check_wait_context kernel/locking/lockdep.c:4773 [inline]
RIP: 0010:__lock_acquire+0x4c5/0x1fd0 kernel/locking/lockdep.c:5087
Code: 00 44 89 23 44 89 eb 48 89 d8 48 c1 e8 06 48 8d 3c c5 00 e5 ca 92 be 08 00 00 00 e8 15 54 83 00 48 0f a3 1d 4d 41 59 11 73 27 <48> 69 c3 c8 00 00 00 48 8d 98 00 44 99 92 48 ba 00 00 00 00 00 fc
RSP: 0018:ffffc90000006950 EFLAGS: 00000057
RAX: 0000000000000001 RBX: 000000000000002c RCX: ffffffff8171a3ab
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff92cae500
RBP: 0000000000000023 R08: ffffffff92cae507 R09: 1ffffffff2595ca0
R10: dffffc0000000000 R11: fffffbfff2595ca1 R12: 0000000000000000
R13: 000000000000002c R14: 0000000000000023 R15: ffff88802aa24810
FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc4d9b7c038 CR3: 0000000029048000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
lock_acquire+0x1e4/0x530 kernel/locking/lockdep.c:5754
local_lock_acquire include/linux/local_lock_internal.h:29 [inline]
___slab_alloc+0x20a/0x1260 mm/slub.c:3417
__slab_alloc mm/slub.c:3610 [inline]
__slab_alloc_node mm/slub.c:3663 [inline]
slab_alloc_node mm/slub.c:3835 [inline]
__do_kmalloc_node mm/slub.c:3965 [inline]
__kmalloc+0x2e5/0x4a0 mm/slub.c:3979
kmalloc include/linux/slab.h:632 [inline]
kzalloc include/linux/slab.h:749 [inline]
ieee802_11_parse_elems_full+0xd5/0x2870 net/mac80211/parse.c:880
ieee802_11_parse_elems_crc net/mac80211/ieee80211_i.h:2325 [inline]
ieee802_11_parse_elems net/mac80211/ieee80211_i.h:2332 [inline]
ieee80211_inform_bss+0x15f/0x1080 net/mac80211/scan.c:79
rdev_inform_bss net/wireless/rdev-ops.h:418 [inline]
cfg80211_inform_single_bss_data+0xfe9/0x2250 net/wireless/scan.c:2268
cfg80211_inform_bss_data+0x3e3/0x57d0 net/wireless/scan.c:3067
cfg80211_inform_bss_frame_data+0x3ac/0x700 net/wireless/scan.c:3157
ieee80211_bss_info_update+0x8a5/0xbc0 net/mac80211/scan.c:226
ieee80211_scan_rx+0x526/0x9c0 net/mac80211/scan.c:340
__ieee80211_rx_handle_packet net/mac80211/rx.c:5210 [inline]
ieee80211_rx_list+0x2b00/0x3780 net/mac80211/rx.c:5447
ieee80211_rx_napi+0x18a/0x3c0 net/mac80211/rx.c:5470
ieee80211_rx include/net/mac80211.h:5083 [inline]
ieee80211_tasklet_handler+0xeb/0x1f0 net/mac80211/main.c:438
tasklet_action_common+0x321/0x4d0 kernel/softirq.c:781
__do_softirq+0x2bc/0x943 kernel/softirq.c:554
invoke_softirq kernel/softirq.c:428 [inline]
__irq_exit_rcu+0xf2/0x1c0 kernel/softirq.c:633
irq_exit_rcu+0x9/0x30 kernel/softirq.c:645
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:console_flush_all+0xaad/0xfd0 kernel/printk/printk.c:2979
Code: ff ff e8 86 6e 1f 00 90 0f 0b 90 e9 d8 f8 ff ff e8 78 6e 1f 00 e8 03 0e f6 09 4d 85 f6 74 b6 e8 69 6e 1f 00 fb 48 8b 44 24 70 <42> 0f b6 04 38 84 c0 48 8b 7c 24 30 0f 85 22 02 00 00 0f b6 1f 31
RSP: 0018:ffffc9000461ee40 EFLAGS: 00000293
RAX: 1ffff920008c3e14 RBX: 0000000000000000 RCX: ffff88802aa23c00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000461eff0 R08: ffffffff81758584 R09: 1ffffffff2595ca0
R10: dffffc0000000000 R11: fffffbfff2595ca1 R12: ffffffff8e8e61f8
R13: ffffffff8e8e61a0 R14: 0000000000000200 R15: dffffc0000000000
console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3042
vprintk_emit+0x5a6/0x770 kernel/printk/printk.c:2342
dev_vprintk_emit+0x2ae/0x330 drivers/base/core.c:4864
dev_printk_emit+0xdd/0x120 drivers/base/core.c:4875
_dev_warn+0x122/0x170 drivers/base/core.c:4931
hid_parser_main+0x71f/0xaa0 drivers/hid/hid-core.c:632
hid_open_report+0xafa/0x14a0 drivers/hid/hid-core.c:1276
hid_parse include/linux/hid.h:1118 [inline]
hid_generic_probe+0x3d/0x90 drivers/hid/hid-generic.c:63
__hid_device_probe drivers/hid/hid-core.c:2633 [inline]
hid_device_probe+0x26e/0x4f0 drivers/hid/hid-core.c:2670
really_probe+0x29e/0xc50 drivers/base/dd.c:658
__driver_probe_device+0x1a2/0x3e0 drivers/base/dd.c:800
driver_probe_device+0x50/0x430 drivers/base/dd.c:830
__device_attach_driver+0x2d6/0x530 drivers/base/dd.c:958
bus_for_each_drv+0x24e/0x2e0 drivers/base/bus.c:457
__device_attach+0x333/0x520 drivers/base/dd.c:1030
bus_probe_device+0x189/0x260 drivers/base/bus.c:532
device_add+0x8ff/0xca0 drivers/base/core.c:3639
hid_add_device+0x3b6/0x520 drivers/hid/hid-core.c:2816
uhid_device_add_worker+0x44/0xf0 drivers/hid/uhid.c:73
process_one_work kernel/workqueue.c:3254 [inline]
process_scheduled_works+0xa00/0x1770 kernel/workqueue.c:3335
worker_thread+0x86d/0xd70 kernel/workqueue.c:3416
kthread+0x2f0/0x390 kernel/kthread.c:388
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:243