rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P5789/1:b..l P5785/1:b..l P5444/1:b..l P11526/1:b..l
rcu: (detected by 0, t=10503 jiffies, g=52321, q=247 ncpus=2)
task:kworker/u4:30 state:R running task stack:24136 pid:11526 ppid:2 flags:0x00004000
Workqueue: writeback wb_workfn (flush-8:0)
Call Trace:
context_switch kernel/sched/core.c:5393 [inline]
__schedule+0x15ae/0x4700 kernel/sched/core.c:6722
preempt_schedule_common+0x82/0xc0 kernel/sched/core.c:6889
preempt_schedule+0xc0/0xd0 kernel/sched/core.c:6913
preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
unwind_next_frame+0x201c/0x2990 arch/x86/kernel/unwind_orc.c:672
arch_stack_walk+0x144/0x190 arch/x86/kernel/stacktrace.c:25
stack_trace_save+0xaa/0x100 kernel/stacktrace.c:122
save_stack+0x125/0x230 mm/page_owner.c:128
__reset_page_owner+0x4e/0x190 mm/page_owner.c:149
reset_page_owner include/linux/page_owner.h:24 [inline]
free_pages_prepare mm/page_alloc.c:1182 [inline]
free_unref_page_prepare+0x7d7/0x8f0 mm/page_alloc.c:2366
free_unref_page+0x32/0x2e0 mm/page_alloc.c:2459
discard_slab mm/slub.c:2149 [inline]
__unfreeze_partials+0x1cf/0x210 mm/slub.c:2689
put_cpu_partial+0x17c/0x250 mm/slub.c:2765
__slab_free+0x319/0x400 mm/slub.c:3723
qlink_free mm/kasan/quarantine.c:166 [inline]
qlist_free_all+0x75/0xd0 mm/kasan/quarantine.c:185
kasan_quarantine_reduce+0x143/0x160 mm/kasan/quarantine.c:292
__kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:306
kasan_slab_alloc include/linux/kasan.h:188 [inline]
slab_post_alloc_hook+0x6a/0x4d0 mm/slab.h:770
slab_alloc_node mm/slub.c:3518 [inline]
slab_alloc mm/slub.c:3526 [inline]
__kmem_cache_alloc_lru mm/slub.c:3533 [inline]
kmem_cache_alloc+0x17e/0x2d0 mm/slub.c:3542
kmem_cache_zalloc include/linux/slab.h:711 [inline]
ext4_init_io_end+0x29/0x120 fs/ext4/page-io.c:288
ext4_do_writepages+0xb1a/0x3990 fs/ext4/inode.c:2681
ext4_writepages+0x1dd/0x350 fs/ext4/inode.c:2822
do_writepages+0x351/0x590 mm/page-writeback.c:2575
__writeback_single_inode+0x14e/0xee0 fs/fs-writeback.c:1701
writeback_sb_inodes+0x813/0x1020 fs/fs-writeback.c:1992
__writeback_inodes_wb+0x114/0x240 fs/fs-writeback.c:2063
wb_writeback+0x472/0xbe0 fs/fs-writeback.c:2173
wb_check_old_data_flush fs/fs-writeback.c:2277 [inline]
wb_do_writeback fs/fs-writeback.c:2330 [inline]
wb_workfn+0xad7/0xe60 fs/fs-writeback.c:2358
process_one_work kernel/workqueue.c:2657 [inline]
process_scheduled_works+0xa60/0x1600 kernel/workqueue.c:2734
worker_thread+0xa5e/0xfe0 kernel/workqueue.c:2815
kthread+0x2fa/0x390 kernel/kthread.c:388
ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
task:dhcpcd state:R running task stack:25176 pid:5444 ppid:1 flags:0x00004002
Call Trace:
context_switch kernel/sched/core.c:5393 [inline]
__schedule+0x15ae/0x4700 kernel/sched/core.c:6722
preempt_schedule_irq+0xbf/0x150 kernel/sched/core.c:7032
irqentry_exit+0x67/0x70 kernel/entry/common.c:441
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x0/0x90 kernel/kcov.c:310
Code: c0 4c 89 01 48 c7 44 11 08 03 00 00 00 48 89 7c 11 10 48 89 74 11 18 48 89 44 11 20 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 0f 1e fa 48 8b 04 24 65 48 8b 15 60 e0 7b 7e 65 8b 0d 61 e0 7b
RSP: 0018:ffffc900037a6f60 EFLAGS: 00000246
RAX: 0000000000000000 RBX: ffffc900037a6fc8 RCX: ffff88802cc69e00
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000001 R08: ffffc900037a7001 R09: 0000000000000000
R10: ffffc900037a6fc8 R11: fffff520006f4e05 R12: ffffc900037a6f68
R13: ffffc900037a6fe8 R14: 1ffff920006f4df9 R15: dffffc0000000000
unwind_done arch/x86/include/asm/unwind.h:50 [inline]
__unwind_start+0x4c8/0x730 arch/x86/kernel/unwind_orc.c:757
unwind_start arch/x86/include/asm/unwind.h:64 [inline]
arch_stack_walk+0xf8/0x190 arch/x86/kernel/stacktrace.c:24
stack_trace_save+0xaa/0x100 kernel/stacktrace.c:122
save_stack+0x125/0x230 mm/page_owner.c:128
__reset_page_owner+0x4e/0x190 mm/page_owner.c:149
reset_page_owner include/linux/page_owner.h:24 [inline]
free_pages_prepare mm/page_alloc.c:1182 [inline]
free_unref_page_prepare+0x7d7/0x8f0 mm/page_alloc.c:2366
free_unref_page+0x32/0x2e0 mm/page_alloc.c:2459
discard_slab mm/slub.c:2149 [inline]
__unfreeze_partials+0x1cf/0x210 mm/slub.c:2689
put_cpu_partial+0x17c/0x250 mm/slub.c:2765
__slab_free+0x319/0x400 mm/slub.c:3723
qlink_free mm/kasan/quarantine.c:166 [inline]
qlist_free_all+0x75/0xd0 mm/kasan/quarantine.c:185
kasan_quarantine_reduce+0x143/0x160 mm/kasan/quarantine.c:292
__kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:306
kasan_slab_alloc include/linux/kasan.h:188 [inline]
slab_post_alloc_hook+0x6a/0x4d0 mm/slab.h:770
slab_alloc_node mm/slub.c:3518 [inline]
__kmem_cache_alloc_node+0x197/0x260 mm/slub.c:3557
__do_kmalloc_node mm/slab_common.c:1006 [inline]
__kmalloc_node_track_caller+0xa4/0x230 mm/slab_common.c:1027
kmalloc_reserve+0x116/0x240 net/core/skbuff.c:584
__alloc_skb+0x138/0x2c0 net/core/skbuff.c:653
alloc_skb include/linux/skbuff.h:1316 [inline]
alloc_skb_with_frags+0xcd/0x7a0 net/core/skbuff.c:6365
sock_alloc_send_pskb+0x883/0x9a0 net/core/sock.c:2852
unix_dgram_sendmsg+0x5a9/0x16e0 net/unix/af_unix.c:2013
sock_sendmsg_nosec net/socket.c:730 [inline]
__sock_sendmsg net/socket.c:745 [inline]
sock_write_iter+0x2dc/0x420 net/socket.c:1161
do_iter_readv_writev fs/read_write.c:-1 [inline]
do_iter_write+0x747/0xc50 fs/read_write.c:860
vfs_writev fs/read_write.c:933 [inline]
do_writev+0x27f/0x480 fs/read_write.c:976
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fa80b01a407
RSP: 002b:00007ffdf9e8b1c0 EFLAGS: 00000202 ORIG_RAX: 0000000000000014
RAX: ffffffffffffffda RBX: 00007fa80af90740 RCX: 00007fa80b01a407
RDX: 0000000000000005 RSI: 00007ffdf9e8b220 RDI: 000000000000000a
RBP: 000056153ae21550 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000202 R12: 000056153ae21550
R13: 000000000000012c R14: 00000000ffffffff R15: 0000000000000000
task:syz-executor state:R running task stack:21800 pid:5785 ppid:5781 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5393 [inline]
__schedule+0x15ae/0x4700 kernel/sched/core.c:6722
preempt_schedule_irq+0xbf/0x150 kernel/sched/core.c:7032
irqentry_exit+0x67/0x70 kernel/entry/common.c:441
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:unwind_get_return_address+0x94/0xc0 arch/x86/kernel/unwind_orc.c:370
Code: 74 20 e8 3f f1 4b 00 43 80 3c 37 00 74 08 48 89 df e8 a0 f6 a4 00 48 8b 03 eb 0e e8 26 f1 4b 00 eb 05 e8 1f f1 4b 00 31 c0 5b <41> 5e 41 5f 5d c3 89 d9 80 e1 07 80 c1 03 38 c1 7c 86 48 89 df e8
RSP: 0018:ffffc9000475f408 EFLAGS: 00000246
RAX: ffffffff81ea268e RBX: ffffc9000475f4e0 RCX: ffff8880766d8000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000001 R08: ffff8880766d8000 R09: 0000000000000003
R10: 0000000000000004 R11: 0000000000000000 R12: ffffffff81ea28f5
R13: 1ffff1100ecdb0af R14: dffffc0000000000 R15: 1ffff920008ebe8e
arch_stack_walk+0x11d/0x190 arch/x86/kernel/stacktrace.c:26
stack_trace_save+0xaa/0x100 kernel/stacktrace.c:122
save_stack+0x125/0x230 mm/page_owner.c:128
__reset_page_owner+0x4e/0x190 mm/page_owner.c:149
reset_page_owner include/linux/page_owner.h:24 [inline]
free_pages_prepare mm/page_alloc.c:1182 [inline]
free_unref_page_prepare+0x7d7/0x8f0 mm/page_alloc.c:2366
free_unref_page+0x32/0x2e0 mm/page_alloc.c:2459
discard_slab mm/slub.c:2149 [inline]
__unfreeze_partials+0x1cf/0x210 mm/slub.c:2689
put_cpu_partial+0x17c/0x250 mm/slub.c:2765
__slab_free+0x319/0x400 mm/slub.c:3723
qlink_free mm/kasan/quarantine.c:166 [inline]
qlist_free_all+0x75/0xd0 mm/kasan/quarantine.c:185
kasan_quarantine_reduce+0x143/0x160 mm/kasan/quarantine.c:292
__kasan_slab_alloc+0x22/0x80 mm/kasan/common.c:306
kasan_slab_alloc include/linux/kasan.h:188 [inline]
slab_post_alloc_hook+0x6a/0x4d0 mm/slab.h:770
slab_alloc_node mm/slub.c:3518 [inline]
__kmem_cache_alloc_node+0x197/0x260 mm/slub.c:3557
__do_kmalloc_node mm/slab_common.c:1006 [inline]
__kmalloc+0xa7/0x240 mm/slab_common.c:1020
kmalloc include/linux/slab.h:604 [inline]
tomoyo_realpath_from_path+0xe6/0x5c0 security/tomoyo/realpath.c:251
tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
tomoyo_path_perm+0x282/0x560 security/tomoyo/file.c:822
tomoyo_path_unlink+0xab/0xf0 security/tomoyo/tomoyo.c:161
security_path_unlink+0xdc/0x130 security/security.c:1804
do_unlinkat+0x2b3/0x590 fs/namei.c:4455
__do_sys_unlink fs/namei.c:4506 [inline]
__se_sys_unlink fs/namei.c:4504 [inline]
__x64_sys_unlink+0x49/0x50 fs/namei.c:4504
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7fb0c8f9e647
RSP: 002b:00007ffeba311f58 EFLAGS: 00000206 ORIG_RAX: 0000000000000057
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb0c8f9e647
RDX: 00007ffeba311f80 RSI: 00007ffeba312010 RDI: 00007ffeba312010
RBP: 00007ffeba312010 R08: 00007ffeba313010 R09: 00000000ffffffff
R10: 0000000000000100 R11: 0000000000000206 R12: 00007ffeba3130a0
R13: 00007fb0c9035f63 R14: 000000000006c83b R15: 00007ffeba3130e0
task:syz-executor state:R running task stack:21224 pid:5789 ppid:1 flags:0x00004004
Call Trace:
context_switch kernel/sched/core.c:5393 [inline]
__schedule+0x15ae/0x4700 kernel/sched/core.c:6722
preempt_schedule_common+0x82/0xc0 kernel/sched/core.c:6889
preempt_schedule+0xc0/0xd0 kernel/sched/core.c:6913
preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk_64.S:45
__raw_spin_unlock include/linux/spinlock_api_smp.h:143 [inline]
_raw_spin_unlock+0x3a/0x40 kernel/locking/spinlock.c:186
spin_unlock include/linux/spinlock.h:391 [inline]
zap_pte_range mm/memory.c:1523 [inline]
zap_pmd_range mm/memory.c:1571 [inline]
zap_pud_range mm/memory.c:1600 [inline]
zap_p4d_range mm/memory.c:1621 [inline]
unmap_page_range+0x2577/0x32f0 mm/memory.c:1642
unmap_vmas+0x286/0x3f0 mm/memory.c:1732
exit_mmap+0x238/0xb90 mm/mmap.c:3310
__mmput+0x118/0x3a0 kernel/fork.c:1362
exit_mm+0x23f/0x340 kernel/exit.c:576
do_exit+0x909/0x2530 kernel/exit.c:877
do_group_exit+0x22d/0x2f0 kernel/exit.c:1032
get_signal+0x12a6/0x1390 kernel/signal.c:2927
arch_do_signal_or_restart+0xc2/0x7b0 arch/x86/kernel/signal.c:310
exit_to_user_mode_loop+0x70/0x110 kernel/entry/common.c:177
exit_to_user_mode_prepare+0xee/0x180 kernel/entry/common.c:213
__syscall_exit_to_user_mode_work kernel/entry/common.c:294 [inline]
syscall_exit_to_user_mode+0x1a/0x50 kernel/entry/common.c:305
do_syscall_64+0x61/0xb0 arch/x86/entry/common.c:82
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f056e75fd8e
RSP: 002b:00007ffcf4a86ac8 EFLAGS: 00000246 ORIG_RAX: 000000000000003d
RAX: fffffffffffffe00 RBX: 0000555563cd1500 RCX: 00007f056e75fd8e
RDX: 0000000040000000 RSI: 00007ffcf4a86b6c RDI: ffffffffffffffff
RBP: 00007ffcf4a86b6c R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000000001d9
R13: 0000555563ce4a00 R14: 000000000006cfe1 R15: 00007ffcf4a86bc0
rcu: rcu_preempt kthread starved for 10682 jiffies! g52321 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt state:R running task stack:26664 pid:17 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5393 [inline]
__schedule+0x15ae/0x4700 kernel/sched/core.c:6722
schedule+0xbd/0x170 kernel/sched/core.c:6796
schedule_timeout+0x188/0x2d0 kernel/time/timer.c:2168
rcu_gp_fqs_loop+0x30d/0x1590 kernel/rcu/tree.c:1667
rcu_gp_kthread+0x9d/0x3b0 kernel/rcu/tree.c:1866
kthread+0x2fa/0x390 kernel/kthread.c:388
ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
rcu: Stack dump where RCU GP kthread last ran:
CPU: 0 PID: 11649 Comm: syz.4.1822 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
RIP: 0010:should_resched arch/x86/include/asm/preempt.h:104 [inline]
RIP: 0010:__local_bh_enable_ip+0x142/0x1c0 kernel/softirq.c:413
Code: 8a e8 02 f7 43 09 65 66 8b 05 aa a8 b0 7e 66 85 c0 75 54 bf 01 00 00 00 e8 bb 22 0a 00 e8 46 3a 3b 00 fb 65 8b 05 76 a8 b0 7e <85> c0 75 05 e8 65 8d ad ff 48 c7 04 24 0e 36 e0 45 4b c7 04 37 00
RSP: 0018:ffffc90000006680 EFLAGS: 00000282
RAX: 0000000080000101 RBX: 0000000000000200 RCX: 897123c2441aa900
RDX: dffffc0000000000 RSI: ffffffff8aead140 RDI: ffffffff8b3c50e0
RBP: ffffc90000006710 R08: ffffffff92223507 R09: 1ffffffff24446a0
R10: dffffc0000000000 R11: fffffbfff24446a1 R12: ffffffff8961c38b
R13: dffffc0000000000 R14: dffffc0000000000 R15: 1ffff92000000cd0
FS: 00007f4b577f66c0(0000) GS:ffff8880b8c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055557b7c14e8 CR3: 0000000028cc5000 CR4: 00000000003506f0
DR0: 0000200000000d00 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
local_bh_enable include/linux/bottom_half.h:33 [inline]
ip6t_do_table+0x13c4/0x1570 net/ipv6/netfilter/ip6_tables.c:375
ip6table_mangle_hook+0x2a8/0x700 net/ipv6/netfilter/ip6table_mangle.c:72
nf_hook_entry_hookfn include/linux/netfilter.h:156 [inline]
nf_hook_slow+0xb9/0x210 net/netfilter/core.c:626
nf_hook include/linux/netfilter.h:271 [inline]
NF_HOOK+0x594/0x700 include/linux/netfilter.h:314
br_nf_post_routing+0xa39/0xec0 net/bridge/br_netfilter_hooks.c:981
nf_hook_entry_hookfn include/linux/netfilter.h:156 [inline]
nf_hook_slow+0xb9/0x210 net/netfilter/core.c:626
nf_hook include/linux/netfilter.h:271 [inline]
NF_HOOK+0x23e/0x3e0 include/linux/netfilter.h:314
br_forward_finish+0xd3/0x130 net/bridge/br_forward.c:66
br_nf_hook_thresh net/bridge/br_netfilter_hooks.c:1188 [inline]
br_nf_forward_finish+0xa6d/0xe90 net/bridge/br_netfilter_hooks.c:688
NF_HOOK+0x66e/0x700 include/linux/netfilter.h:316
br_nf_forward_ip+0xc68/0x10c0 net/bridge/br_netfilter_hooks.c:758
nf_hook_entry_hookfn include/linux/netfilter.h:156 [inline]
nf_hook_slow+0xb9/0x210 net/netfilter/core.c:626
nf_hook include/linux/netfilter.h:271 [inline]
NF_HOOK+0x23e/0x3e0 include/linux/netfilter.h:314
__br_forward+0x433/0x610 net/bridge/br_forward.c:115
br_handle_frame_finish+0xf2d/0x15c0 net/bridge/br_input.c:215
br_nf_hook_thresh+0x3d1/0x4b0 net/bridge/br_netfilter_hooks.c:1188
br_nf_pre_routing_finish_ipv6+0x9e5/0xd20 net/bridge/br_netfilter_ipv6.c:-1
NF_HOOK include/linux/netfilter.h:316 [inline]
br_nf_pre_routing_ipv6+0x34d/0x6a0 net/bridge/br_netfilter_ipv6.c:184
nf_hook_entry_hookfn include/linux/netfilter.h:156 [inline]
nf_hook_bridge_pre net/bridge/br_input.c:277 [inline]
br_handle_frame+0x12fa/0x15b0 net/bridge/br_input.c:433
__netif_receive_skb_core+0xf94/0x3ac0 net/core/dev.c:5604
__netif_receive_skb_one_core net/core/dev.c:5708 [inline]
__netif_receive_skb+0x74/0x290 net/core/dev.c:5824
process_backlog+0x380/0x710 net/core/dev.c:6152
__napi_poll+0xbb/0x460 net/core/dev.c:6714
napi_poll net/core/dev.c:6781 [inline]
net_rx_action+0x65f/0xcc0 net/core/dev.c:6917
handle_softirqs+0x27d/0x820 kernel/softirq.c:578
__do_softirq kernel/softirq.c:612 [inline]
invoke_softirq kernel/softirq.c:452 [inline]
__irq_exit_rcu+0xd3/0x190 kernel/softirq.c:661
irq_exit_rcu+0x9/0x20 kernel/softirq.c:673
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1088 [inline]
sysvec_apic_timer_interrupt+0xa4/0xc0 arch/x86/kernel/apic/apic.c:1088
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:687
RIP: 0010:check_preemption_disabled+0x37/0x110 lib/smp_processor_id.c:55
Code: 04 25 28 00 00 00 48 89 44 24 08 65 8b 05 8d b2 6c 75 65 8b 0d 82 b2 6c 75 f7 c1 ff ff ff 7f 74 1f 65 48 8b 0c 25 28 00 00 00 <48> 3b 4c 24 08 0f 85 c4 00 00 00 48 83 c4 10 5b 41 5e 41 5f 5d c3
RSP: 0018:ffffc900056a76a0 EFLAGS: 00000202
RAX: 0000000000000000 RBX: ffffffff81ebd062 RCX: 897123c2441aa900
RDX: ffff88802bd18000 RSI: ffffffff8b3c50c0 RDI: ffffffff8b3c5080
RBP: 0000000000000001 R08: dffffc0000000000 R09: 1ffffffff24446a0
R10: dffffc0000000000 R11: fffffbfff24446a1 R12: 00fff00000000000
R13: dffffc0000000000 R14: ffffea00010e6240 R15: ffffea00010e6240
rcu_dynticks_curr_cpu_in_eqs include/linux/context_tracking.h:122 [inline]
rcu_is_watching+0x15/0xb0 kernel/rcu/tree.c:700
rcu_read_lock include/linux/rcupdate.h:787 [inline]
page_ext_get+0x5b/0x2b0 mm/page_ext.c:508
__page_table_check_zero+0x138/0x4b0 mm/page_table_check.c:148
prep_new_page mm/page_alloc.c:1589 [inline]
get_page_from_freelist+0x2181/0x22a0 mm/page_alloc.c:3221
__alloc_pages+0x1f0/0x460 mm/page_alloc.c:4501
__alloc_pages_node include/linux/gfp.h:237 [inline]
alloc_pages_node include/linux/gfp.h:260 [inline]
pcpu_alloc_pages mm/percpu-vm.c:95 [inline]
pcpu_populate_chunk+0x191/0xb50 mm/percpu-vm.c:285
pcpu_alloc+0xcac/0x1880 mm/percpu.c:1855
bpf_map_alloc_percpu+0xb9/0x1a0 kernel/bpf/syscall.c:468
prealloc_init+0x270/0xa00 kernel/bpf/hashtab.c:337
htab_map_alloc+0xa6e/0xeb0 kernel/bpf/hashtab.c:575
map_create+0x877/0x12f0 kernel/bpf/syscall.c:1247
__sys_bpf+0x651/0x890 kernel/bpf/syscall.c:5479
__do_sys_bpf kernel/bpf/syscall.c:5601 [inline]
__se_sys_bpf kernel/bpf/syscall.c:5599 [inline]
__x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5599
do_syscall_x64 arch/x86/entry/common.c:46 [inline]
do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:76
entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f4b5959f559
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f4b577f6028 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f4b59826090 RCX: 00007f4b5959f559
RDX: 0000000000000050 RSI: 0000200000000200 RDI: 0020000000000000
RBP: 00007f4b59636b20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f4b59826128 R14: 00007f4b59826090 R15: 00007ffec22df198