rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P14542/1:b..l P12/1:b..l P5042/1:b..l
rcu: (detected by 1, t=10503 jiffies, g=83969, q=239 ncpus=2)
task:syz-executor.4 state:R running task stack:19752 pid:5042 ppid:5031 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5381 [inline]
__schedule+0x1873/0x48f0 kernel/sched/core.c:6710
preempt_schedule_irq+0xfb/0x1b0 kernel/sched/core.c:7022
irqentry_exit+0x57/0x80 kernel/entry/common.c:433
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:lock_acquire+0x25a/0x520 kernel/locking/lockdep.c:5765
Code: 2b 00 74 08 4c 89 f7 e8 44 63 79 00 f6 44 24 61 02 0f 85 84 01 00 00 41 f7 c7 00 02 00 00 74 01 fb 48 c7 44 24 40 0e 36 e0 45 <4b> c7 44 25 00 00 00 00 00 43 c7 44 25 09 00 00 00 00 43 c7 44 25
RSP: 0018:ffffc90003daec60 EFLAGS: 00000206
RAX: 0000000000000001 RBX: 1ffff920007b5d98 RCX: ffffffff816b74e7
RDX: 0000000000000000 RSI: ffffffff8b0aa1c0 RDI: ffffffff8b58a500
RBP: ffffc90003daedb0 R08: dffffc0000000000 R09: 1ffffffff20f6260
R10: dffffc0000000000 R11: fffffbfff20f6261 R12: 1ffff920007b5d94
R13: dffffc0000000000 R14: ffffc90003daecc0 R15: 0000000000000246
rcu_lock_acquire+0x2e/0x40 include/linux/rcupdate.h:303
rcu_read_lock include/linux/rcupdate.h:749 [inline]
page_ext_get+0x1c/0x270 mm/page_ext.c:167
__set_page_owner+0x35/0x380 mm/page_owner.c:194
set_page_owner include/linux/page_owner.h:31 [inline]
post_alloc_hook+0x1e6/0x210 mm/page_alloc.c:1570
prep_new_page mm/page_alloc.c:1577 [inline]
get_page_from_freelist+0x31e8/0x3370 mm/page_alloc.c:3221
__alloc_pages+0x255/0x670 mm/page_alloc.c:4477
__get_free_pages+0xc/0x30 mm/page_alloc.c:4527
kasan_populate_vmalloc_pte+0x3f/0x100 mm/kasan/shadow.c:323
apply_to_pte_range mm/memory.c:2596 [inline]
apply_to_pmd_range mm/memory.c:2640 [inline]
apply_to_pud_range mm/memory.c:2676 [inline]
apply_to_p4d_range mm/memory.c:2712 [inline]
__apply_to_page_range+0x8cb/0xdc0 mm/memory.c:2746
alloc_vmap_area+0x1acb/0x1c00 mm/vmalloc.c:1641
__get_vm_area_node+0x16e/0x370 mm/vmalloc.c:2595
__vmalloc_node_range+0x3df/0x1490 mm/vmalloc.c:3276
__vmalloc_node mm/vmalloc.c:3381 [inline]
vzalloc+0x79/0x90 mm/vmalloc.c:3454
alloc_counters+0xd7/0x760 net/ipv4/netfilter/ip_tables.c:799
copy_entries_to_user net/ipv4/netfilter/arp_tables.c:681 [inline]
get_entries net/ipv4/netfilter/arp_tables.c:867 [inline]
do_arpt_get_ctl+0xe61/0x1690 net/ipv4/netfilter/arp_tables.c:1453
nf_getsockopt+0x292/0x2c0 net/netfilter/nf_sockopt.c:116
ip_getsockopt+0x21e/0x2e0 net/ipv4/ip_sockglue.c:1825
tcp_getsockopt+0x160/0x1c0 net/ipv4/tcp.c:4304
__sys_getsockopt+0x2b9/0x5e0 net/socket.c:2307
__do_sys_getsockopt net/socket.c:2322 [inline]
__se_sys_getsockopt net/socket.c:2319 [inline]
__x64_sys_getsockopt+0xb5/0xd0 net/socket.c:2319
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f1a9247e6ca
RSP: 002b:00007ffd79c4fd58 EFLAGS: 00000212 ORIG_RAX: 0000000000000037
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1a9247e6ca
RDX: 0000000000000061 RSI: 0000000000000000 RDI: 0000000000000003
RBP: 00007ffd79c4fdc0 R08: 00007ffd79c4fd6c R09: 00007ffd79c50157
R10: 00007ffd79c4fdc0 R11: 0000000000000212 R12: 00007ffd79c4fd6c
R13: 00000000001044cc R14: 0000000000104405 R15: 0000000000000005
task:kworker/u4:1 state:R running task stack:21608 pid:12 ppid:2 flags:0x00004000
Workqueue: bat_events batadv_nc_worker
Call Trace:
context_switch kernel/sched/core.c:5381 [inline]
__schedule+0x1873/0x48f0 kernel/sched/core.c:6710
preempt_schedule_irq+0xfb/0x1b0 kernel/sched/core.c:7022
irqentry_exit+0x57/0x80 kernel/entry/common.c:433
asm_sysvec_reschedule_ipi+0x1a/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:check_region_inline mm/kasan/generic.c:172 [inline]
RIP: 0010:kasan_check_range+0x1b/0x290 mm/kasan/generic.c:187
Code: 0b b8 ea ff ff ff c3 0f 1f 84 00 00 00 00 00 66 0f 1f 00 55 41 57 41 56 41 54 53 b0 01 48 85 f6 0f 84 a0 01 00 00 4c 8d 04 37 <49> 39 f8 0f 82 52 02 00 00 48 89 fd 48 c1 ed 2f 81 fd fe ff 01 00
RSP: 0018:ffffc90000117a10 EFLAGS: 00000202
RAX: 0000000000000001 RBX: 0000000000000001 RCX: ffffffff816b5cf4
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff8e9858a8
RBP: ffffc90000117b98 R08: ffffffff8e9858b0 R09: 0000000000000000
R10: dffffc0000000000 R11: fffffbfff1d30b16 R12: 1ffff92000022f50
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff8880297c8a00
instrument_atomic_read include/linux/instrumented.h:68 [inline]
_test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
cpumask_test_cpu include/linux/cpumask.h:504 [inline]
cpu_online include/linux/cpumask.h:1082 [inline]
trace_lock_acquire include/trace/events/lock.h:24 [inline]
lock_acquire+0xd4/0x520 kernel/locking/lockdep.c:5732
rcu_lock_acquire+0x2e/0x40 include/linux/rcupdate.h:303
rcu_read_lock include/linux/rcupdate.h:749 [inline]
batadv_nc_purge_orig_hash net/batman-adv/network-coding.c:408 [inline]
batadv_nc_worker+0xc5/0x5c0 net/batman-adv/network-coding.c:719
process_one_work+0x92c/0x12c0 kernel/workqueue.c:2597
worker_thread+0xa63/0x1210 kernel/workqueue.c:2748
kthread+0x2b8/0x350 kernel/kthread.c:389
ret_from_fork+0x2e/0x60 arch/x86/kernel/process.c:145
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
task:kworker/1:17 state:R running task stack:23344 pid:14542 ppid:2 flags:0x00004000
Workqueue: events cfg80211_wiphy_work
Call Trace:
context_switch kernel/sched/core.c:5381 [inline]
__schedule+0x1873/0x48f0 kernel/sched/core.c:6710
preempt_schedule_irq+0xfb/0x1b0 kernel/sched/core.c:7022
irqentry_exit+0x57/0x80 kernel/entry/common.c:433
asm_sysvec_reschedule_ipi+0x1a/0x20 arch/x86/include/asm/idtentry.h:650
RIP: 0010:lock_acquire+0x25a/0x520 kernel/locking/lockdep.c:5765
Code: 2b 00 74 08 4c 89 f7 e8 44 63 79 00 f6 44 24 61 02 0f 85 84 01 00 00 41 f7 c7 00 02 00 00 74 01 fb 48 c7 44 24 40 0e 36 e0 45 <4b> c7 44 25 00 00 00 00 00 43 c7 44 25 09 00 00 00 00 43 c7 44 25
RSP: 0018:ffffc9000398f420 EFLAGS: 00000206
RAX: 0000000000000001 RBX: 1ffff92000731e90 RCX: ffffffff816b74e7
RDX: 0000000000000000 RSI: ffffffff8b0aa1c0 RDI: ffffffff8b58a500
RBP: ffffc9000398f570 R08: dffffc0000000000 R09: 1ffffffff20f6260
R10: dffffc0000000000 R11: fffffbfff20f6261 R12: 1ffff92000731e8c
R13: dffffc0000000000 R14: ffffc9000398f480 R15: 0000000000000246
rcu_lock_acquire+0x2e/0x40 include/linux/rcupdate.h:303
rcu_read_lock include/linux/rcupdate.h:749 [inline]
is_bpf_text_address+0x21/0x270 kernel/bpf/core.c:719
kernel_text_address+0xa3/0xe0 kernel/extable.c:125
__kernel_text_address+0xd/0x40 kernel/extable.c:79
unwind_get_return_address+0x4d/0x90 arch/x86/kernel/unwind_orc.c:369
arch_stack_walk+0xf7/0x140 arch/x86/kernel/stacktrace.c:26
stack_trace_save+0x117/0x1c0 kernel/stacktrace.c:122
kasan_save_stack mm/kasan/common.c:45 [inline]
kasan_set_track+0x4f/0x70 mm/kasan/common.c:52
kasan_save_free_info+0x28/0x40 mm/kasan/generic.c:522
____kasan_slab_free+0xd6/0x120 mm/kasan/common.c:236
kasan_slab_free include/linux/kasan.h:162 [inline]
slab_free_hook mm/slub.c:1792 [inline]
slab_free_freelist_hook mm/slub.c:1818 [inline]
slab_free mm/slub.c:3801 [inline]
kmem_cache_free+0x292/0x500 mm/slub.c:3823
skb_kfree_head net/core/skbuff.c:892 [inline]
skb_free_head net/core/skbuff.c:906 [inline]
skb_release_data+0x637/0x850 net/core/skbuff.c:936
skb_release_all net/core/skbuff.c:1002 [inline]
__kfree_skb net/core/skbuff.c:1016 [inline]
kfree_skb_reason+0x193/0x380 net/core/skbuff.c:1052
kfree_skb include/linux/skbuff.h:1237 [inline]
ieee80211_iface_work+0x264/0xcf0 net/mac80211/iface.c:1660
cfg80211_wiphy_work+0x21e/0x250 net/wireless/core.c:435
process_one_work+0x92c/0x12c0 kernel/workqueue.c:2597
worker_thread+0xa63/0x1210 kernel/workqueue.c:2748
kthread+0x2b8/0x350 kernel/kthread.c:389
ret_from_fork+0x2e/0x60 arch/x86/kernel/process.c:145
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:296
RIP: 0000:0x0
Code: Unable to access opcode bytes at 0xffffffffffffffd6.
RSP: 0000:0000000000000000 EFLAGS: 00000000 ORIG_RAX: 0000000000000000
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000