rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P6390/1:b..l P36/1:b..l P12136/1:b..l P6401/1:b..l
rcu: (detected by 1, t=10502 jiffies, g=87841, q=288 ncpus=2)
task:kworker/u8:11 state:R running task stack:23512 pid:6401 tgid:6401 ppid:2 task_flags:0x4208060 flags:0x00004000
Workqueue: events_unbound cfg80211_wiphy_work
Call Trace:
context_switch kernel/sched/core.c:5401 [inline]
__schedule+0x116a/0x5de0 kernel/sched/core.c:6790
preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7113
irqentry_exit+0x36/0x90 kernel/entry/common.c:307
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:ieee80211_sta_get_rates+0x2f3/0x5b0 net/mac80211/util.c:1550
Code: 03 0f b6 14 08 48 89 f8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 10 02 00 00 45 0f b7 7f 04 44 89 e6 44 89 ff e8 1d ce b1 f6 <45> 39 e7 75 80 e8 93 d3 b1 f6 41 bf 01 00 00 00 89 e9 89 ee bf 3f
RSP: 0018:ffffc9000428f8f8 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000006 RCX: ffffffff8b0a2373
RDX: ffff888031dca440 RSI: 0000000000000078 RDI: 0000000000000004
RBP: 0000000000000006 R08: 0000000000000004 R09: 0000000000000078
R10: 0000000000000014 R11: 0000000000000001 R12: 0000000000000014
R13: ffff888089e530c8 R14: 000000000000000c R15: 0000000000000078
ieee80211_update_sta_info net/mac80211/ibss.c:982 [inline]
ieee80211_rx_bss_info net/mac80211/ibss.c:1092 [inline]
ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1573 [inline]
ieee80211_ibss_rx_queued_mgmt+0x1053/0x2fd0 net/mac80211/ibss.c:1600
ieee80211_iface_process_skb net/mac80211/iface.c:1668 [inline]
ieee80211_iface_work+0xbf4/0x1020 net/mac80211/iface.c:1722
cfg80211_wiphy_work+0x3dc/0x550 net/wireless/core.c:435
process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3238
process_scheduled_works kernel/workqueue.c:3321 [inline]
worker_thread+0x6c8/0xf10 kernel/workqueue.c:3402
kthread+0x3c5/0x780 kernel/kthread.c:464
ret_from_fork+0x5d7/0x6f0 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:modprobe state:R running task stack:27192 pid:12136 tgid:12136 ppid:1327 task_flags:0x400000 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5401 [inline]
__schedule+0x116a/0x5de0 kernel/sched/core.c:6790
preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7113
irqentry_exit+0x36/0x90 kernel/entry/common.c:307
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:its_return_thunk+0x0/0x10 arch/x86/lib/retpoline.S:412
Code: cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 e9 5b ec a0 f5 cc
RSP: 0018:ffffc9000450f298 EFLAGS: 00000282
RAX: ffff88801f11f0d0 RBX: 000000000006b969 RCX: ffffffff822e6a6b
RDX: ffff88802e0ac880 RSI: ffffffff822e6a82 RDI: 0000000000000007
RBP: 0000000000000000 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 000000000210043c
R13: 0000000000000001 R14: 0000000000000000 R15: 00000000041e0461
page_ext_iter_begin include/linux/page_ext.h:132 [inline]
__update_page_owner_free_handle.constprop.0+0xaa/0x4a0 mm/page_owner.c:272
__reset_page_owner+0x93/0x1a0 mm/page_owner.c:309
reset_page_owner include/linux/page_owner.h:25 [inline]
free_pages_prepare mm/page_alloc.c:1248 [inline]
__free_frozen_pages+0x7fe/0x1180 mm/page_alloc.c:2706
discard_slab mm/slub.c:2717 [inline]
__put_partials+0x16d/0x1c0 mm/slub.c:3186
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x4d/0x120 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x195/0x1e0 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x69/0x90 mm/kasan/common.c:329
kasan_slab_alloc include/linux/kasan.h:250 [inline]
slab_post_alloc_hook mm/slub.c:4148 [inline]
slab_alloc_node mm/slub.c:4197 [inline]
kmem_cache_alloc_noprof+0x1cb/0x3b0 mm/slub.c:4204
vm_area_alloc+0x1f/0x160 mm/vma_init.c:31
__mmap_new_vma mm/vma.c:2452 [inline]
__mmap_region+0xf0a/0x25e0 mm/vma.c:2622
mmap_region+0x1ab/0x3f0 mm/vma.c:2692
do_mmap+0xa3e/0x1210 mm/mmap.c:561
vm_mmap_pgoff+0x281/0x450 mm/util.c:579
vm_mmap+0x8e/0xc0 mm/util.c:615
elf_map fs/binfmt_elf.c:384 [inline]
elf_load+0x36d/0x780 fs/binfmt_elf.c:407
load_elf_binary+0x13c8/0x4f00 fs/binfmt_elf.c:1173
search_binary_handler fs/exec.c:1670 [inline]
exec_binprm fs/exec.c:1702 [inline]
bprm_execve fs/exec.c:1754 [inline]
bprm_execve+0x8c0/0x1650 fs/exec.c:1730
kernel_execve+0x2ef/0x3b0 fs/exec.c:1920
call_usermodehelper_exec_async+0x255/0x4c0 kernel/umh.c:109
ret_from_fork+0x5d7/0x6f0 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:kworker/u8:2 state:R running task stack:23592 pid:36 tgid:36 ppid:2 task_flags:0x4208060 flags:0x00004000
Workqueue: kvfree_rcu_reclaim kfree_rcu_work
Call Trace:
context_switch kernel/sched/core.c:5401 [inline]
__schedule+0x116a/0x5de0 kernel/sched/core.c:6790
preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7113
irqentry_exit+0x36/0x90 kernel/entry/common.c:307
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:lock_acquire+0x62/0x350 kernel/locking/lockdep.c:5875
Code: 11 38 12 83 f8 07 0f 87 bc 02 00 00 89 c0 48 0f a3 05 62 f0 10 0f 0f 82 74 02 00 00 8b 35 4a 22 11 0f 85 f6 0f 85 8d 00 00 00 <48> 8b 44 24 30 65 48 2b 05 f9 10 38 12 0f 85 c7 02 00 00 48 83 c4
RSP: 0018:ffffc90000ac7660 EFLAGS: 00000206
RAX: 0000000000000046 RBX: ffffffff8e5c4e80 RCX: 00000000177ad34b
RDX: 0000000000000000 RSI: ffffffff8de0d05d RDI: ffffffff8c158f60
RBP: 0000000000000002 R08: da43a52913ddec66 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
rcu_lock_acquire include/linux/rcupdate.h:331 [inline]
rcu_read_lock include/linux/rcupdate.h:841 [inline]
class_rcu_constructor include/linux/rcupdate.h:1155 [inline]
unwind_next_frame+0xd1/0x20a0 arch/x86/kernel/unwind_orc.c:479
arch_stack_walk+0x94/0x100 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
kasan_save_track+0x14/0x30 mm/kasan/common.c:68
kasan_save_free_info+0x3b/0x60 mm/kasan/generic.c:576
poison_slab_object mm/kasan/common.c:247 [inline]
__kasan_slab_free+0x51/0x70 mm/kasan/common.c:264
kasan_slab_free include/linux/kasan.h:233 [inline]
slab_free_hook mm/slub.c:2381 [inline]
slab_free_freelist_hook mm/slub.c:2410 [inline]
slab_free_bulk mm/slub.c:4667 [inline]
kmem_cache_free_bulk.part.0+0x383/0x7f0 mm/slub.c:5246
kfree_bulk include/linux/slab.h:794 [inline]
kvfree_rcu_bulk+0x1b7/0x1e0 mm/slab_common.c:1516
kfree_rcu_work+0x124/0x1a0 mm/slab_common.c:1594
process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3238
process_scheduled_works kernel/workqueue.c:3321 [inline]
worker_thread+0x6c8/0xf10 kernel/workqueue.c:3402
kthread+0x3c5/0x780 kernel/kthread.c:464
ret_from_fork+0x5d7/0x6f0 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
task:kworker/u8:10 state:R running task stack:24472 pid:6390 tgid:6390 ppid:2 task_flags:0x4208060 flags:0x00004000
Workqueue: events_unbound cfg80211_wiphy_work
Call Trace:
context_switch kernel/sched/core.c:5401 [inline]
__schedule+0x116a/0x5de0 kernel/sched/core.c:6790
preempt_schedule_irq+0x51/0x90 kernel/sched/core.c:7113
irqentry_exit+0x36/0x90 kernel/entry/common.c:307
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:unwind_next_frame+0x604/0x20a0 arch/x86/kernel/unwind_orc.c:517
Code: 41 80 fe 04 0f 84 17 0a 00 00 41 80 fe 05 0f 85 cf 00 00 00 48 b8 00 00 00 00 00 fc ff df 48 8b 14 24 48 c1 ea 03 80 3c 02 00 <0f> 85 0f 16 00 00 48 89 c8 4d 8b 7d 38 48 ba 00 00 00 00 00 fc ff
RSP: 0018:ffffc9000422f318 EFLAGS: 00000246
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffffffff914d21c4
RDX: 1ffff92000845e78 RSI: 0000000000000001 RDI: ffffffff90c42ebc
RBP: ffffc9000422f3d0 R08: ffffffff914d21c8 R09: 0000000000000000
R10: 0000000000000000 R11: 000000000001229c R12: ffffc9000422f3d8
R13: ffffc9000422f388 R14: 0000000000000005 R15: 0000000000000000
arch_stack_walk+0x94/0x100 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0x8e/0xc0 kernel/stacktrace.c:122
kasan_save_stack+0x33/0x60 mm/kasan/common.c:47
kasan_save_track+0x14/0x30 mm/kasan/common.c:68
poison_kmalloc_redzone mm/kasan/common.c:377 [inline]
__kasan_kmalloc+0xaa/0xb0 mm/kasan/common.c:394
kasan_kmalloc include/linux/kasan.h:260 [inline]
__do_kmalloc_node mm/slub.c:4328 [inline]
__kmalloc_noprof+0x223/0x510 mm/slub.c:4340
kmalloc_noprof include/linux/slab.h:909 [inline]
kzalloc_noprof include/linux/slab.h:1039 [inline]
ieee802_11_parse_elems_full+0x1d7/0x3780 net/mac80211/parse.c:1013
ieee802_11_parse_elems_crc net/mac80211/ieee80211_i.h:2414 [inline]
ieee802_11_parse_elems net/mac80211/ieee80211_i.h:2421 [inline]
ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1569 [inline]
ieee80211_ibss_rx_queued_mgmt+0xc69/0x2fd0 net/mac80211/ibss.c:1600
ieee80211_iface_process_skb net/mac80211/iface.c:1668 [inline]
ieee80211_iface_work+0xbf4/0x1020 net/mac80211/iface.c:1722
cfg80211_wiphy_work+0x3dc/0x550 net/wireless/core.c:435
process_one_work+0x9cf/0x1b70 kernel/workqueue.c:3238
process_scheduled_works kernel/workqueue.c:3321 [inline]
worker_thread+0x6c8/0xf10 kernel/workqueue.c:3402
kthread+0x3c5/0x780 kernel/kthread.c:464
ret_from_fork+0x5d7/0x6f0 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245