INFO: task syz-executor.1:17438 blocked for more than 143 seconds.
Not tainted 6.4.0-syzkaller-08881-g533925cb7604 #0
"echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
task:syz-executor.1 state:D stack:27440 pid:17438 ppid:5039 flags:0x00000004
Call Trace:
context_switch kernel/sched/core.c:5381 [inline]
__schedule+0xc9a/0x5880 kernel/sched/core.c:6710
schedule+0xde/0x1a0 kernel/sched/core.c:6786
schedule_preempt_disabled+0x13/0x20 kernel/sched/core.c:6845
__mutex_lock_common kernel/locking/mutex.c:679 [inline]
__mutex_lock+0xa3b/0x1350 kernel/locking/mutex.c:747
__pipe_lock fs/pipe.c:103 [inline]
pipe_release+0x4d/0x310 fs/pipe.c:721
__fput+0x40c/0xad0 fs/file_table.c:378
task_work_run+0x16f/0x270 kernel/task_work.c:179
resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
exit_to_user_mode_loop kernel/entry/common.c:171 [inline]
exit_to_user_mode_prepare+0x210/0x240 kernel/entry/common.c:204
__syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline]
syscall_exit_to_user_mode+0x1d/0x50 kernel/entry/common.c:297
do_syscall_64+0x46/0xb0 arch/x86/entry/common.c:86
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7ff85183e12b
RSP: 002b:00007ff851acfb80 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00007ff85183e12b
RDX: 0000001b2d120000 RSI: 0000000000019ca8 RDI: 0000000000000004
RBP: 00007ff8519ad980 R08: 0000000000000000 R09: 0000000088981111
R10: 00007fff21bd0090 R11: 0000000000000293 R12: 00000000002ef582
R13: 00007ff851acfc80 R14: 00007ff851acfca0 R15: 0000000000000032
Showing all locks held in the system:
1 lock held by rcu_tasks_kthre/13:
#0: ffffffff8c9a1af0 (rcu_tasks.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x31/0xd80 kernel/rcu/tasks.h:522
1 lock held by rcu_tasks_trace/14:
#0: ffffffff8c9a17f0 (rcu_tasks_trace.tasks_gp_mutex){+.+.}-{3:3}, at: rcu_tasks_one_gp+0x31/0xd80 kernel/rcu/tasks.h:522
1 lock held by khungtaskd/28:
#0: ffffffff8c9a2700 (rcu_read_lock){....}-{1:2}, at: debug_show_all_locks+0x55/0x340 kernel/locking/lockdep.c:6615
2 locks held by getty/4762:
#0: ffff88814bcc0098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x26/0x80 drivers/tty/tty_ldisc.c:243
#1: ffffc900015a02f0 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0xf02/0x13f0 drivers/tty/n_tty.c:2176
3 locks held by kworker/u4:14/15042:
1 lock held by syz-executor.1/17438:
#0: ffff888020d18868 (&pipe->mutex/1){+.+.}-{3:3}, at: __pipe_lock fs/pipe.c:103 [inline]
#0: ffff888020d18868 (&pipe->mutex/1){+.+.}-{3:3}, at: pipe_release+0x4d/0x310 fs/pipe.c:721
2 locks held by syz-executor.1/17440:
1 lock held by syz-executor.1/17508:
#0: ffff888038d80c68 (&pipe->mutex/1){+.+.}-{3:3}, at: __pipe_lock fs/pipe.c:103 [inline]
#0: ffff888038d80c68 (&pipe->mutex/1){+.+.}-{3:3}, at: pipe_release+0x4d/0x310 fs/pipe.c:721
2 locks held by syz-executor.1/17509:
1 lock held by syz-executor.1/17553:
#0: ffff88807bd75c68 (&pipe->mutex/1){+.+.}-{3:3}, at: __pipe_lock fs/pipe.c:103 [inline]
#0: ffff88807bd75c68 (&pipe->mutex/1){+.+.}-{3:3}, at: pipe_release+0x4d/0x310 fs/pipe.c:721
2 locks held by syz-executor.1/17554:
=============================================
NMI backtrace for cpu 1
CPU: 1 PID: 28 Comm: khungtaskd Not tainted 6.4.0-syzkaller-08881-g533925cb7604 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xd9/0x150 lib/dump_stack.c:106
nmi_cpu_backtrace+0x29c/0x350 lib/nmi_backtrace.c:113
nmi_trigger_cpumask_backtrace+0x2a4/0x300 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+0xe16/0x1090 kernel/hung_task.c:379
kthread+0x344/0x440 kernel/kthread.c:389
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 7217 Comm: kworker/0:2 Not tainted 6.4.0-syzkaller-08881-g533925cb7604 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
Workqueue: events cfg80211_wiphy_work
RIP: 0010:check_region_inline mm/kasan/generic.c:171 [inline]
RIP: 0010:kasan_check_range+0x1b/0x190 mm/kasan/generic.c:186
Code: 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 66 0f 1f 00 48 85 f6 0f 84 40 01 00 00 48 89 f8 41 54 44 0f b6 c2 48 01 f0 55 53 <0f> 82 cb 00 00 00 48 b8 ff ff ff ff ff 7f ff ff 48 39 c7 0f 86 b8
RSP: 0018:ffffc900153f7288 EFLAGS: 00000096
RAX: ffffffff9183def0 RBX: 1ffff92002a7ee5c RCX: ffffffff816596ae
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff9183dee8
RBP: 0000000000000040 R08: 0000000000000000 R09: fffffbfff2307bed
R10: 0000000000000001 R11: 0000000000000001 R12: ffff8880233f8b18
R13: 0000000000000006 R14: 000000000000034c R15: ffff8880233f8b38
FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555555a00848 CR3: 000000000c775000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 000000000000003b DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
instrument_atomic_read include/linux/instrumented.h:68 [inline]
_test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
hlock_class kernel/locking/lockdep.c:228 [inline]
mark_lock.part.0+0xee/0x1960 kernel/locking/lockdep.c:4663
mark_lock kernel/locking/lockdep.c:4649 [inline]
mark_held_locks+0x9f/0xe0 kernel/locking/lockdep.c:4281
__trace_hardirqs_on_caller kernel/locking/lockdep.c:4307 [inline]
lockdep_hardirqs_on_prepare kernel/locking/lockdep.c:4366 [inline]
lockdep_hardirqs_on_prepare+0x28f/0x410 kernel/locking/lockdep.c:4318
trace_hardirqs_on+0x36/0x40 kernel/trace/trace_preemptirq.c:61
___slab_alloc+0x824/0x15d0 mm/slub.c:3200
__slab_alloc.constprop.0+0x56/0xa0 mm/slub.c:3314
__slab_alloc_node mm/slub.c:3367 [inline]
slab_alloc_node mm/slub.c:3460 [inline]
__kmem_cache_alloc_node+0x143/0x350 mm/slub.c:3509
__do_kmalloc_node mm/slab_common.c:984 [inline]
__kmalloc+0x4e/0x190 mm/slab_common.c:998
kmalloc include/linux/slab.h:583 [inline]
kzalloc include/linux/slab.h:700 [inline]
cfg80211_inform_single_bss_frame_data+0x35c/0xfe0 net/wireless/scan.c:2852
cfg80211_inform_bss_frame_data+0xc2/0x290 net/wireless/scan.c:2912
ieee80211_bss_info_update+0x371/0x9b0 net/mac80211/scan.c:211
ieee80211_rx_bss_info net/mac80211/ibss.c:1124 [inline]
ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1613 [inline]
ieee80211_ibss_rx_queued_mgmt+0x1a1d/0x3080 net/mac80211/ibss.c:1642
ieee80211_iface_process_skb net/mac80211/iface.c:1604 [inline]
ieee80211_iface_work+0xa4a/0xd70 net/mac80211/iface.c:1658
cfg80211_wiphy_work+0x253/0x330 net/wireless/core.c:435
process_one_work+0xa34/0x16f0 kernel/workqueue.c:2597
worker_thread+0x67d/0x10c0 kernel/workqueue.c:2748
kthread+0x344/0x440 kernel/kthread.c:389
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308