CPU: 0 PID: 1 Comm: init Not tainted 4.19.0+ #69
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
rcu: (detected by 1, t=10592 jiffies, g=16465, q=12)
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x244/0x39d lib/dump_stack.c:113
rcu: All QSes seen, last rcu_preempt kthread activity 10592 (4294969712-4294959120), jiffies_till_next_fqs=1, root ->qsmask 0x0
warn_alloc.cold.117+0xb7/0x1bd mm/page_alloc.c:3426
syz-executor4 R
running task
20856 9073 5452 0x8010000c
Call Trace:
__alloc_pages_slowpath+0x2660/0x2d70 mm/page_alloc.c:4297
sched_show_task.cold.81+0x2b6/0x30a kernel/sched/core.c:5297
print_other_cpu_stall.cold.66+0x7dd/0x8bb kernel/rcu/tree.c:1286
check_cpu_stall kernel/rcu/tree.c:1415 [inline]
rcu_pending kernel/rcu/tree.c:2961 [inline]
rcu_check_callbacks+0xfd7/0x13f0 kernel/rcu/tree.c:2506
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677
fallback_alloc+0x204/0x2e0 mm/slab.c:3219
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
alloc_skb include/linux/skbuff.h:997 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
update_process_times+0x2d/0x70 kernel/time/timer.c:1636
tick_sched_handle+0x9f/0x180 kernel/time/tick-sched.c:164
tick_sched_timer+0x45/0x130 kernel/time/tick-sched.c:1274
__run_hrtimer kernel/time/hrtimer.c:1398 [inline]
__hrtimer_run_queues+0x41c/0x10d0 kernel/time/hrtimer.c:1460
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
hrtimer_interrupt+0x313/0x780 kernel/time/hrtimer.c:1518
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1034 [inline]
smp_apic_timer_interrupt+0x1a1/0x760 arch/x86/kernel/apic/apic.c:1059
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:801
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:761 [inline]
RIP: 0010:slab_alloc_node mm/slab.c:3329 [inline]
RIP: 0010:kmem_cache_alloc_node+0x247/0x730 mm/slab.c:3642
Code: 40 7e 0f 85 32 ff ff ff e8 55 92 3e ff e9 28 ff ff ff e8 ec c3 c3 ff 48 83 3d c4 0c 70 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 5c
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
RSP: 0000:ffff8801daf07450 EFLAGS: 00000286
ORIG_RAX: ffffffffffffff13
__do_softirq+0x308/0xb7e kernel/softirq.c:292
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff100370f1da1
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
RBP: ffff8801daf074c0 R08: ffff8801b878ed08 R09: 0000000000000002
R10: 0000000000000000 R11: ffff8801b878e440 R12: ffff8801d9bcb800
R13: ffff8801d9bcb800 R14: 0000000000000000 R15: 0000000000000286
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
invoke_softirq kernel/softirq.c:373 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:413
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061
alloc_skb include/linux/skbuff.h:997 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:801
RIP: 0010:__read_once_size include/linux/compiler.h:179 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:69 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 kernel/kcov.c:101
Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 a8 64 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d0 12 00 00 <83> fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 00 00 48 8b 11 48
RSP: 0000:ffff8801d9a4e040 EFLAGS: 00000246
ORIG_RAX: ffffffffffffff13
RAX: ffff8801d9a40040 RBX: 0000000000000001 RCX: ffffffff81afcd8a
RDX: 0000000000000000 RSI: ffffffff81afcd93 RDI: 0000000000000005
RBP: ffff8801d9a4e040 R08: ffff8801d9a40040 R09: ffffed003b5c5b57
R10: ffffed003b5c5b57 R11: ffff8801dae2dabb R12: 1ffff1003b349c0b
R13: 0000000000000000 R14: 0000000000000001 R15: ffffffffffffffff
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
rcu_read_unlock include/linux/rcupdate.h:657 [inline]
list_lru_count_one+0x243/0x450 mm/list_lru.c:196
list_lru_shrink_count include/linux/list_lru.h:122 [inline]
super_cache_count+0x1b9/0x2e0 fs/super.c:145
do_shrink_slab+0x1a7/0xd20 mm/vmscan.c:464
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
shrink_slab+0x389/0x8c0 mm/vmscan.c:696
__do_softirq+0x308/0xb7e kernel/softirq.c:292
shrink_node+0x431/0x16b0 mm/vmscan.c:2745
invoke_softirq kernel/softirq.c:373 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:413
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061
shrink_zones mm/vmscan.c:2974 [inline]
do_try_to_free_pages+0x3e7/0x1290 mm/vmscan.c:3036
try_to_free_pages+0x4d0/0xb90 mm/vmscan.c:3251
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:801
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:761 [inline]
RIP: 0010:slab_alloc_node mm/slab.c:3329 [inline]
RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 mm/slab.c:3661
Code: 3f 7e 0f 85 32 ff ff ff e8 f3 5d 3e ff e9 28 ff ff ff e8 8a 8f c3 ff 48 83 3d 62 d8 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 5c
__perform_reclaim mm/page_alloc.c:3769 [inline]
__alloc_pages_direct_reclaim mm/page_alloc.c:3790 [inline]
__alloc_pages_slowpath+0x9c4/0x2d70 mm/page_alloc.c:4191
RSP: 0000:ffff88019f3ef4a0 EFLAGS: 00000286
ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801b878ecc0 RDI: 0000000000000286
RBP: ffff88019f3ef518 R08: ffff8801b878e440 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
__do_kmalloc_node mm/slab.c:3681 [inline]
__kmalloc_node_track_caller+0x33/0x70 mm/slab.c:3696
__kmalloc_reserve.isra.40+0xcc/0xe0 net/core/skbuff.c:145
pskb_expand_head+0x230/0x10f0 net/core/skbuff.c:1460
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
skb_ensure_writable+0x3dd/0x640 net/core/skbuff.c:5071
alloc_pages_current+0x173/0x350 mm/mempolicy.c:2093
alloc_pages include/linux/gfp.h:509 [inline]
__page_cache_alloc+0x38c/0x5c0 mm/filemap.c:946
page_cache_read mm/filemap.c:2385 [inline]
filemap_fault+0x1594/0x25f0 mm/filemap.c:2569
__bpf_try_make_writable net/core/filter.c:1638 [inline]
bpf_try_make_writable net/core/filter.c:1644 [inline]
bpf_try_make_head_writable net/core/filter.c:1652 [inline]
____bpf_clone_redirect net/core/filter.c:2089 [inline]
bpf_clone_redirect+0x14a/0x490 net/core/filter.c:2067
bpf_prog_bebbfe2050753572+0x160/0x1000
ext4_filemap_fault+0x82/0xad fs/ext4/inode.c:6291
__do_fault+0x100/0x6b0 mm/memory.c:2993
do_read_fault mm/memory.c:3405 [inline]
do_fault mm/memory.c:3505 [inline]
handle_pte_fault mm/memory.c:3736 [inline]
__handle_mm_fault+0x307c/0x5920 mm/memory.c:3860
rcu: rcu_preempt kthread starved for 10592 jiffies! g16465 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
rcu: RCU grace-period kthread stack dump:
rcu_preempt R
running task
22568 10 2 0x80000000
Call Trace:
context_switch kernel/sched/core.c:2826 [inline]
__schedule+0x8cf/0x21d0 kernel/sched/core.c:3474
handle_mm_fault+0x54f/0xc70 mm/memory.c:3897
schedule+0xfe/0x460 kernel/sched/core.c:3518
do_user_addr_fault arch/x86/mm/fault.c:1423 [inline]
__do_page_fault+0x5e8/0xe60 arch/x86/mm/fault.c:1489
do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1520
schedule_timeout+0x140/0x260 kernel/time/timer.c:1804
rcu_gp_fqs_loop+0x762/0xa80 kernel/rcu/tree.c:1934
page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1136
RIP: 0033:0x7f66ad1a8dd3
Code: Bad RIP value.
RSP: 002b:00007ffc97c8d1f8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00007ffc97c8d3a0 RCX: 00007f66ad1a8dd3
RDX: 0000000000000000 RSI: 00007ffc97c8d550 RDI: 000000000000000b
RBP: 00007ffc97c8d550 R08: 00007ffc97c8d5d0 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00007ffc97c8d930 R14: 0000000000000000 R15: 0000000000000000
warn_alloc_show_mem: 1 callbacks suppressed
Mem-Info:
active_anon:48230 inactive_anon:1490 isolated_anon:0
active_file:9 inactive_file:16 isolated_file:0
unevictable:0 dirty:0 writeback:0 unstable:0
slab_reclaimable:8869 slab_unreclaimable:1476971
mapped:49154 shmem:1497 pagetables:620 bounce:0
free:13742 free_pcp:237 free_cma:0
Node 0 active_anon:192920kB inactive_anon:5960kB active_file:36kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:5988kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Node 0
DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0
2820
6323
rcu_gp_kthread+0x341/0xc70 kernel/rcu/tree.c:2090
6323
Node 0
DMA32 free:25232kB min:30060kB low:37572kB high:45084kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890764kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0
0
3503
3503
Node 0
Normal free:13828kB min:37352kB low:46688kB high:56024kB active_anon:188824kB inactive_anon:5960kB active_file:36kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588076kB mlocked:0kB kernel_stack:5248kB pagetables:2480kB bounce:0kB free_pcp:700kB local_pcp:160kB free_cma:0kB
lowmem_reserve[]: 0
0
0
0
Node 0
DMA:
1*4kB
(U)
0*8kB
0*16kB
1*32kB
(U)
2*64kB
(U)
1*128kB
(U)
1*256kB
(U)
0*512kB
kthread+0x35a/0x420 kernel/kthread.c:246
1*1024kB
(U) 1*2048kB
(M)
ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:350
3*4096kB (M)
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
= 15908kB
Node 0
syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
DMA32:
syz-executor4 cpuset=
4*4kB
syz4
(UM) 0*8kB
mems_allowed=0
2*16kB
CPU: 1 PID: 9073 Comm: syz-executor4 Not tainted 4.19.0+ #69
(M)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
3*32kB
Call Trace:
(M)
2*64kB
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x244/0x39d lib/dump_stack.c:113
(M)
3*128kB
warn_alloc.cold.117+0xb7/0x1bd mm/page_alloc.c:3426
(UM)
4*256kB
(M)
4*512kB
(UM)
__alloc_pages_slowpath+0x2660/0x2d70 mm/page_alloc.c:4297
3*1024kB
(UM)
1*2048kB
(M)
4*4096kB (M)
= 25232kB
Node 0
Normal:
819*4kB
(MEH)
379*8kB
(UME)
162*16kB
(ME)
68*32kB
(UMEH)
15*64kB
(MH)
0*128kB
3*256kB
(U)
2*512kB
(U)
0*1024kB
0*2048kB
0*4096kB
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
= 13828kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
1522 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677
Total swap = 0kB
1965979 pages RAM
fallback_alloc+0x204/0x2e0 mm/slab.c:3219
0 pages HighMem/MovableOnly
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
342292 pages reserved
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
init cpuset=
/
mems_allowed=0
alloc_skb include/linux/skbuff.h:997 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
__do_softirq+0x308/0xb7e kernel/softirq.c:292
invoke_softirq kernel/softirq.c:373 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:413
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:801
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:761 [inline]
RIP: 0010:slab_alloc_node mm/slab.c:3329 [inline]
RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 mm/slab.c:3661
Code: 3f 7e 0f 85 32 ff ff ff e8 f3 5d 3e ff e9 28 ff ff ff e8 8a 8f c3 ff 48 83 3d 62 d8 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 5c
RSP: 0000:ffff88019f3ef4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801b878ecc0 RDI: 0000000000000286
RBP: ffff88019f3ef518 R08: ffff8801b878e440 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
__do_kmalloc_node mm/slab.c:3681 [inline]
__kmalloc_node_track_caller+0x33/0x70 mm/slab.c:3696
__kmalloc_reserve.isra.40+0xcc/0xe0 net/core/skbuff.c:145
pskb_expand_head+0x230/0x10f0 net/core/skbuff.c:1460
skb_ensure_writable+0x3dd/0x640 net/core/skbuff.c:5071
__bpf_try_make_writable net/core/filter.c:1638 [inline]
bpf_try_make_writable net/core/filter.c:1644 [inline]
bpf_try_make_head_writable net/core/filter.c:1652 [inline]
____bpf_clone_redirect net/core/filter.c:2089 [inline]
bpf_clone_redirect+0x14a/0x490 net/core/filter.c:2067
bpf_prog_bebbfe2050753572+0x160/0x1000
CPU: 0 PID: 1 Comm: init Not tainted 4.19.0+ #69
Mem-Info:
active_anon:48230 inactive_anon:1490 isolated_anon:0
active_file:9 inactive_file:16 isolated_file:0
unevictable:0 dirty:0 writeback:0 unstable:0
slab_reclaimable:8869 slab_unreclaimable:1476971
mapped:49154 shmem:1497 pagetables:620 bounce:0
free:13742 free_pcp:237 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:192920kB inactive_anon:5960kB active_file:36kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:5988kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
Node 0
DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x244/0x39d lib/dump_stack.c:113
lowmem_reserve[]:
0
warn_alloc.cold.117+0xb7/0x1bd mm/page_alloc.c:3426
2820
6323 6323
Node 0 DMA32 free:25232kB min:30060kB low:37572kB high:45084kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890764kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
__alloc_pages_slowpath+0x2660/0x2d70 mm/page_alloc.c:4297
lowmem_reserve[]:
0
0
3503
3503
Node 0
Normal free:13828kB min:37352kB low:46688kB high:56024kB active_anon:188824kB inactive_anon:5960kB active_file:36kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588076kB mlocked:0kB kernel_stack:5248kB pagetables:2480kB bounce:0kB free_pcp:700kB local_pcp:540kB free_cma:0kB
lowmem_reserve[]:
0
0
0
0
Node 0
DMA:
1*4kB
(U)
0*8kB 0*16kB
1*32kB
(U)
2*64kB
(U)
1*128kB
(U)
1*256kB (U)
0*512kB
1*1024kB (U)
1*2048kB (M)
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
3*4096kB (M)
= 15908kB
Node 0
DMA32: 4*4kB
(UM)
0*8kB
2*16kB (M)
3*32kB
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677
(M)
2*64kB
fallback_alloc+0x204/0x2e0 mm/slab.c:3219
(M)
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
3*128kB
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
(UM)
4*256kB
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
(M)
4*512kB (UM)
3*1024kB
(UM)
1*2048kB
(M)
4*4096kB
(M)
alloc_skb include/linux/skbuff.h:997 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
= 25232kB
Node 0
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
Normal:
addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
819*4kB
(MEH)
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
379*8kB (UME)
162*16kB
(ME)
68*32kB
(UMEH)
15*64kB
(MH)
0*128kB
3*256kB
(U)
2*512kB
(U)
0*1024kB
0*2048kB
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
0*4096kB
= 13828kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
1522 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
Total swap = 0kB
1965979 pages RAM
0 pages HighMem/MovableOnly
342292 pages reserved
0 pages cma reserved
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
__do_softirq+0x308/0xb7e kernel/softirq.c:292
syz-executor4 cpuset=
syz4
mems_allowed=0
invoke_softirq kernel/softirq.c:373 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:413
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:801
RIP: 0010:__read_once_size include/linux/compiler.h:179 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:69 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 kernel/kcov.c:101
Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 a8 64 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d0 12 00 00 <83> fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 00 00 48 8b 11 48
RSP: 0000:ffff8801d9a4e040 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: ffff8801d9a40040 RBX: 0000000000000001 RCX: ffffffff81afcd8a
RDX: 0000000000000000 RSI: ffffffff81afcd93 RDI: 0000000000000005
RBP: ffff8801d9a4e040 R08: ffff8801d9a40040 R09: ffffed003b5c5b57
R10: ffffed003b5c5b57 R11: ffff8801dae2dabb R12: 1ffff1003b349c0b
R13: 0000000000000000 R14: 0000000000000001 R15: ffffffffffffffff
rcu_read_unlock include/linux/rcupdate.h:657 [inline]
list_lru_count_one+0x243/0x450 mm/list_lru.c:196
list_lru_shrink_count include/linux/list_lru.h:122 [inline]
super_cache_count+0x1b9/0x2e0 fs/super.c:145
do_shrink_slab+0x1a7/0xd20 mm/vmscan.c:464
shrink_slab+0x389/0x8c0 mm/vmscan.c:696
shrink_node+0x431/0x16b0 mm/vmscan.c:2745
shrink_zones mm/vmscan.c:2974 [inline]
do_try_to_free_pages+0x3e7/0x1290 mm/vmscan.c:3036
try_to_free_pages+0x4d0/0xb90 mm/vmscan.c:3251
__perform_reclaim mm/page_alloc.c:3769 [inline]
__alloc_pages_direct_reclaim mm/page_alloc.c:3790 [inline]
__alloc_pages_slowpath+0x9c4/0x2d70 mm/page_alloc.c:4191
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
alloc_pages_current+0x173/0x350 mm/mempolicy.c:2093
alloc_pages include/linux/gfp.h:509 [inline]
__page_cache_alloc+0x38c/0x5c0 mm/filemap.c:946
page_cache_read mm/filemap.c:2385 [inline]
filemap_fault+0x1594/0x25f0 mm/filemap.c:2569
ext4_filemap_fault+0x82/0xad fs/ext4/inode.c:6291
__do_fault+0x100/0x6b0 mm/memory.c:2993
do_read_fault mm/memory.c:3405 [inline]
do_fault mm/memory.c:3505 [inline]
handle_pte_fault mm/memory.c:3736 [inline]
__handle_mm_fault+0x307c/0x5920 mm/memory.c:3860
handle_mm_fault+0x54f/0xc70 mm/memory.c:3897
do_user_addr_fault arch/x86/mm/fault.c:1423 [inline]
__do_page_fault+0x5e8/0xe60 arch/x86/mm/fault.c:1489
do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1520
page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1136
RIP: 0033:0x7f66ad1a8dd3
Code: Bad RIP value.
RSP: 002b:00007ffc97c8d1f8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00007ffc97c8d3a0 RCX: 00007f66ad1a8dd3
RDX: 0000000000000000 RSI: 00007ffc97c8d550 RDI: 000000000000000b
RBP: 00007ffc97c8d550 R08: 00007ffc97c8d5d0 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00007ffc97c8d930 R14: 0000000000000000 R15: 0000000000000000
CPU: 1 PID: 9073 Comm: syz-executor4 Not tainted 4.19.0+ #69
Mem-Info:
active_anon:48230 inactive_anon:1490 isolated_anon:0
active_file:9 inactive_file:16 isolated_file:0
unevictable:0 dirty:0 writeback:0 unstable:0
slab_reclaimable:8869 slab_unreclaimable:1476971
mapped:49154 shmem:1497 pagetables:620 bounce:0
free:13742 free_pcp:237 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:192920kB inactive_anon:5960kB active_file:36kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:5988kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
Node 0
DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x244/0x39d lib/dump_stack.c:113
lowmem_reserve[]: 0
2820
warn_alloc.cold.117+0xb7/0x1bd mm/page_alloc.c:3426
6323 6323
Node 0 DMA32 free:25232kB min:30060kB low:37572kB high:45084kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890764kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0
__alloc_pages_slowpath+0x2660/0x2d70 mm/page_alloc.c:4297
0
3503
3503
Node 0
Normal free:13828kB min:37352kB low:46688kB high:56024kB active_anon:188824kB inactive_anon:5960kB active_file:36kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588076kB mlocked:0kB kernel_stack:5248kB pagetables:2480kB bounce:0kB free_pcp:700kB local_pcp:160kB free_cma:0kB
lowmem_reserve[]:
0 0
0
0
Node 0
DMA:
1*4kB
(U)
0*8kB
0*16kB
1*32kB
(U)
2*64kB
(U)
1*128kB
(U)
1*256kB
(U)
0*512kB
1*1024kB
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
(U)
1*2048kB
(M)
3*4096kB
(M) = 15908kB
Node 0
DMA32:
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677
4*4kB
(UM)
fallback_alloc+0x204/0x2e0 mm/slab.c:3219
0*8kB
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
2*16kB
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
(M)
3*32kB
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
(M)
2*64kB
(M)
3*128kB
(UM)
4*256kB
(M)
4*512kB
alloc_skb include/linux/skbuff.h:997 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
(UM)
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
3*1024kB (UM)
addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
1*2048kB
(M)
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
4*4096kB
(M)
= 25232kB
Node 0
Normal:
819*4kB
(MEH)
379*8kB
(UME)
162*16kB
(ME)
68*32kB
(UMEH)
15*64kB (MH)
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
0*128kB
3*256kB
(U)
2*512kB
(U)
0*1024kB
0*2048kB
0*4096kB
= 13828kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
1522 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
Total swap = 0kB
1965979 pages RAM
__do_softirq+0x308/0xb7e kernel/softirq.c:292
0 pages HighMem/MovableOnly
342292 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
init cpuset=
/
mems_allowed=0
invoke_softirq kernel/softirq.c:373 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:413
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:801
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:761 [inline]
RIP: 0010:slab_alloc_node mm/slab.c:3329 [inline]
RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 mm/slab.c:3661
Code: 3f 7e 0f 85 32 ff ff ff e8 f3 5d 3e ff e9 28 ff ff ff e8 8a 8f c3 ff 48 83 3d 62 d8 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 5c
RSP: 0000:ffff88019f3ef4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801b878ecc0 RDI: 0000000000000286
RBP: ffff88019f3ef518 R08: ffff8801b878e440 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
__do_kmalloc_node mm/slab.c:3681 [inline]
__kmalloc_node_track_caller+0x33/0x70 mm/slab.c:3696
__kmalloc_reserve.isra.40+0xcc/0xe0 net/core/skbuff.c:145
pskb_expand_head+0x230/0x10f0 net/core/skbuff.c:1460
skb_ensure_writable+0x3dd/0x640 net/core/skbuff.c:5071
__bpf_try_make_writable net/core/filter.c:1638 [inline]
bpf_try_make_writable net/core/filter.c:1644 [inline]
bpf_try_make_head_writable net/core/filter.c:1652 [inline]
____bpf_clone_redirect net/core/filter.c:2089 [inline]
bpf_clone_redirect+0x14a/0x490 net/core/filter.c:2067
bpf_prog_bebbfe2050753572+0x160/0x1000
CPU: 0 PID: 1 Comm: init Not tainted 4.19.0+ #69
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x244/0x39d lib/dump_stack.c:113
syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
warn_alloc.cold.117+0xb7/0x1bd mm/page_alloc.c:3426
syz-executor4 cpuset=
syz4
mems_allowed=0
__alloc_pages_slowpath+0x2660/0x2d70 mm/page_alloc.c:4297
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677
fallback_alloc+0x204/0x2e0 mm/slab.c:3219
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
alloc_skb include/linux/skbuff.h:997 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
__do_softirq+0x308/0xb7e kernel/softirq.c:292
invoke_softirq kernel/softirq.c:373 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:413
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:801
RIP: 0010:__read_once_size include/linux/compiler.h:179 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:69 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 kernel/kcov.c:101
Code: 5d c3 66 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 40 ee 01 00 65 8b 15 a8 64 82 7e 81 e2 00 01 1f 00 75 2b 8b 90 d0 12 00 00 <83> fa 02 75 20 48 8b 88 d8 12 00 00 8b 80 d4 12 00 00 48 8b 11 48
RSP: 0000:ffff8801d9a4e040 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: ffff8801d9a40040 RBX: 0000000000000001 RCX: ffffffff81afcd8a
RDX: 0000000000000000 RSI: ffffffff81afcd93 RDI: 0000000000000005
RBP: ffff8801d9a4e040 R08: ffff8801d9a40040 R09: ffffed003b5c5b57
R10: ffffed003b5c5b57 R11: ffff8801dae2dabb R12: 1ffff1003b349c0b
R13: 0000000000000000 R14: 0000000000000001 R15: ffffffffffffffff
rcu_read_unlock include/linux/rcupdate.h:657 [inline]
list_lru_count_one+0x243/0x450 mm/list_lru.c:196
list_lru_shrink_count include/linux/list_lru.h:122 [inline]
super_cache_count+0x1b9/0x2e0 fs/super.c:145
do_shrink_slab+0x1a7/0xd20 mm/vmscan.c:464
shrink_slab+0x389/0x8c0 mm/vmscan.c:696
shrink_node+0x431/0x16b0 mm/vmscan.c:2745
shrink_zones mm/vmscan.c:2974 [inline]
do_try_to_free_pages+0x3e7/0x1290 mm/vmscan.c:3036
try_to_free_pages+0x4d0/0xb90 mm/vmscan.c:3251
__perform_reclaim mm/page_alloc.c:3769 [inline]
__alloc_pages_direct_reclaim mm/page_alloc.c:3790 [inline]
__alloc_pages_slowpath+0x9c4/0x2d70 mm/page_alloc.c:4191
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
alloc_pages_current+0x173/0x350 mm/mempolicy.c:2093
alloc_pages include/linux/gfp.h:509 [inline]
__page_cache_alloc+0x38c/0x5c0 mm/filemap.c:946
page_cache_read mm/filemap.c:2385 [inline]
filemap_fault+0x1594/0x25f0 mm/filemap.c:2569
ext4_filemap_fault+0x82/0xad fs/ext4/inode.c:6291
__do_fault+0x100/0x6b0 mm/memory.c:2993
do_read_fault mm/memory.c:3405 [inline]
do_fault mm/memory.c:3505 [inline]
handle_pte_fault mm/memory.c:3736 [inline]
__handle_mm_fault+0x307c/0x5920 mm/memory.c:3860
handle_mm_fault+0x54f/0xc70 mm/memory.c:3897
do_user_addr_fault arch/x86/mm/fault.c:1423 [inline]
__do_page_fault+0x5e8/0xe60 arch/x86/mm/fault.c:1489
do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1520
page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1136
RIP: 0033:0x7f66ad1a8dd3
Code: Bad RIP value.
RSP: 002b:00007ffc97c8d1f8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00007ffc97c8d3a0 RCX: 00007f66ad1a8dd3
RDX: 0000000000000000 RSI: 00007ffc97c8d550 RDI: 000000000000000b
RBP: 00007ffc97c8d550 R08: 00007ffc97c8d5d0 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00007ffc97c8d930 R14: 0000000000000000 R15: 0000000000000000
warn_alloc_show_mem: 1 callbacks suppressed
CPU: 1 PID: 9073 Comm: syz-executor4 Not tainted 4.19.0+ #69
Mem-Info:
active_anon:48230 inactive_anon:1490 isolated_anon:0
active_file:9 inactive_file:16 isolated_file:0
unevictable:0 dirty:0 writeback:0 unstable:0
slab_reclaimable:8869 slab_unreclaimable:1476971
mapped:49154 shmem:1497 pagetables:620 bounce:0
free:13742 free_pcp:237 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:192920kB inactive_anon:5960kB active_file:36kB inactive_file:64kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:5988kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
Node 0
DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x244/0x39d lib/dump_stack.c:113
lowmem_reserve[]:
0 2820
warn_alloc.cold.117+0xb7/0x1bd mm/page_alloc.c:3426
6323
6323
Node 0
DMA32 free:25232kB min:30060kB low:37572kB high:45084kB active_anon:4096kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890764kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
__alloc_pages_slowpath+0x2660/0x2d70 mm/page_alloc.c:4297
lowmem_reserve[]:
0
0 3503
3503
Node 0
Normal free:13828kB min:37352kB low:46688kB high:56024kB active_anon:188824kB inactive_anon:5960kB active_file:36kB inactive_file:64kB unevictable:0kB writepending:0kB present:4718592kB managed:3588076kB mlocked:0kB kernel_stack:5248kB pagetables:2480kB bounce:0kB free_pcp:700kB local_pcp:160kB free_cma:0kB
lowmem_reserve[]:
0
0
0
0
Node 0
DMA:
1*4kB
(U)
0*8kB
0*16kB
1*32kB (U)
2*64kB (U)
1*128kB
(U) 1*256kB
(U) 0*512kB
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
1*1024kB
(U)
1*2048kB (M)
3*4096kB
(M)
= 15908kB
Node 0
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677
DMA32:
4*4kB
fallback_alloc+0x204/0x2e0 mm/slab.c:3219
(UM)
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
0*8kB
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
2*16kB
(M)
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
3*32kB (M)
2*64kB
(M)
3*128kB
(UM)
4*256kB (M)
4*512kB
(UM)
alloc_skb include/linux/skbuff.h:997 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
3*1024kB (UM)
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
1*2048kB
addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
(M)
4*4096kB
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
(M)
= 25232kB
Node 0
Normal: 819*4kB
(MEH)
379*8kB
(UME)
162*16kB
(ME)
68*32kB
(UMEH)
15*64kB
(MH)
0*128kB
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
3*256kB
(U)
2*512kB
(U)
0*1024kB
0*2048kB
0*4096kB
= 13828kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
1522 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
Total swap = 0kB
1965979 pages RAM
0 pages HighMem/MovableOnly
342292 pages reserved
__do_softirq+0x308/0xb7e kernel/softirq.c:292
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
init cpuset=
/
mems_allowed=0
invoke_softirq kernel/softirq.c:373 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:413
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:801
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:761 [inline]
RIP: 0010:slab_alloc_node mm/slab.c:3329 [inline]
RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 mm/slab.c:3661
Code: 3f 7e 0f 85 32 ff ff ff e8 f3 5d 3e ff e9 28 ff ff ff e8 8a 8f c3 ff 48 83 3d 62 d8 6f 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 82 5c
RSP: 0000:ffff88019f3ef4a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801b878ecc0 RDI: 0000000000000286
RBP: ffff88019f3ef518 R08: ffff8801b878e440 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800ac0
R13: ffff8801da800ac0 R14: 0000000000000000 R15: 0000000000000286
__do_kmalloc_node mm/slab.c:3681 [inline]
__kmalloc_node_track_caller+0x33/0x70 mm/slab.c:3696
__kmalloc_reserve.isra.40+0xcc/0xe0 net/core/skbuff.c:145
pskb_expand_head+0x230/0x10f0 net/core/skbuff.c:1460
skb_ensure_writable+0x3dd/0x640 net/core/skbuff.c:5071
__bpf_try_make_writable net/core/filter.c:1638 [inline]
bpf_try_make_writable net/core/filter.c:1644 [inline]
bpf_try_make_head_writable net/core/filter.c:1652 [inline]
____bpf_clone_redirect net/core/filter.c:2089 [inline]
bpf_clone_redirect+0x14a/0x490 net/core/filter.c:2067
bpf_prog_bebbfe2050753572+0x160/0x1000
CPU: 0 PID: 1 Comm: init Not tainted 4.19.0+ #69
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
syz-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-executor4 cpuset=
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x244/0x39d lib/dump_stack.c:113
syz4
mems_allowed=0
warn_alloc.cold.117+0xb7/0x1bd mm/page_alloc.c:3426
__alloc_pages_slowpath+0x2660/0x2d70 mm/page_alloc.c:4297
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677
fallback_alloc+0x204/0x2e0 mm/slab.c:3219
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642