CPU: 0 PID: 2898 Comm: kworker/0:2 Not tainted 4.19.0-rc6+ #64
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events_power_efficient neigh_periodic_work
rcu:
Call Trace:
(detected by 1, t=10627 jiffies, g=31725, q=2473)
rcu: All QSes seen, last rcu_preempt kthread activity 9950 (4294975389-4294965439), jiffies_till_next_fqs=1, root ->qsmask 0x0
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
syz-executor0 R
running task
19720 18550 5685 0x8000000c
warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
Call Trace:
sched_show_task.cold.83+0x2b6/0x30a kernel/sched/core.c:5296
__alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
print_other_cpu_stall.cold.79+0xa83/0xba5 kernel/rcu/tree.c:1430
check_cpu_stall kernel/rcu/tree.c:1557 [inline]
__rcu_pending kernel/rcu/tree.c:3276 [inline]
rcu_pending kernel/rcu/tree.c:3319 [inline]
rcu_check_callbacks+0xafc/0x1990 kernel/rcu/tree.c:2665
__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+0x91/0x8c0 mm/slab.c:2677
fallback_alloc+0x203/0x2e0 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
update_process_times+0x2d/0x70 kernel/time/timer.c:1636
tick_sched_handle+0x9f/0x180 kernel/time/tick-sched.c:164
alloc_skb include/linux/skbuff.h:995 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
tick_sched_timer+0x45/0x130 kernel/time/tick-sched.c:1274
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
__run_hrtimer kernel/time/hrtimer.c:1398 [inline]
__hrtimer_run_queues+0x41c/0x10d0 kernel/time/hrtimer.c:1460
addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3819
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
hrtimer_interrupt+0x313/0x780 kernel/time/hrtimer.c:1518
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1029 [inline]
smp_apic_timer_interrupt+0x1a1/0x760 arch/x86/kernel/apic/apic.c:1054
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline]
RIP: 0010:slab_alloc mm/slab.c:3385 [inline]
RIP: 0010:kmem_cache_alloc+0x297/0x730 mm/slab.c:3552
Code: 7e 0f 85 cf fe ff ff e8 86 90 3e ff e9 c5 fe ff ff e8 ed f3 c2 ff 48 83 3d 3d 05 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 a5
RSP: 0000:ffff8801daf06ef0 EFLAGS: 00000286
ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffffff8184e1ca
RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
RBP: ffff8801daf06f58 R08: ffff880199a166c0 R09: fffffbfff1281204
R10: ffff8801daf05b38 R11: ffffffff89409023 R12: 0000000000000000
R13: ffff8801d59dcb00 R14: ffff8801d59dcb00 R15: 0000000000480020
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
dst_alloc+0xbb/0x1d0 net/core/dst.c:105
rt_dst_alloc+0x105/0x540 net/ipv4/route.c:1576
__do_softirq+0x30b/0xad8 kernel/softirq.c:292
ip_route_input_slow+0x1d14/0x3ea0 net/ipv4/route.c:2052
do_softirq_own_stack+0x2a/0x40 arch/x86/entry/entry_64.S:1047
do_softirq.part.13+0x126/0x160 kernel/softirq.c:336
do_softirq kernel/softirq.c:328 [inline]
__local_bh_enable_ip+0x21d/0x260 kernel/softirq.c:189
__raw_write_unlock_bh include/linux/rwlock_api_smp.h:275 [inline]
_raw_write_unlock_bh+0x30/0x40 kernel/locking/spinlock.c:344
neigh_periodic_work+0x6bd/0xc60 net/core/neighbour.c:852
ip_route_input_rcu+0x10a/0xd80 net/ipv4/route.c:2181
process_one_work+0xc90/0x1b90 kernel/workqueue.c:2153
ip_route_input_noref+0x11d/0x260 net/ipv4/route.c:2127
ip_expire+0x556/0x980 net/ipv4/ip_fragment.c:243
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
worker_thread+0x17f/0x1390 kernel/workqueue.c:2296
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
__do_softirq+0x30b/0xad8 kernel/softirq.c:292
kthread+0x35a/0x420 kernel/kthread.c:246
ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
warn_alloc_show_mem: 1 callbacks suppressed
Mem-Info:
active_anon:50576 inactive_anon:5045 isolated_anon:0
active_file:537 inactive_file:285 isolated_file:33
unevictable:0 dirty:7 writeback:0 unstable:0
slab_reclaimable:9541 slab_unreclaimable:1467668
mapped:41140 shmem:5052 pagetables:630 bounce:0
free:13757 free_pcp:841 free_cma:0
Node 0 active_anon:202304kB inactive_anon:20180kB active_file:2148kB inactive_file:1140kB unevictable:0kB isolated(anon):0kB isolated(file):132kB mapped:164560kB dirty:28kB writeback:0kB shmem:20208kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 120832kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
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
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:412
lowmem_reserve[]:
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056
0
2819
6323
6323
Node 0
DMA32 free:25212kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]:
0
0
3503
3503
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
Node 0
Normal free:13908kB min:37352kB low:46688kB high:56024kB active_anon:202304kB inactive_anon:20180kB active_file:2148kB inactive_file:1140kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5408kB pagetables:2520kB bounce:0kB free_pcp:3116kB local_pcp:1416kB free_cma:0kB
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline]
RIP: 0010:slab_alloc mm/slab.c:3385 [inline]
RIP: 0010:kmem_cache_alloc+0x297/0x730 mm/slab.c:3552
lowmem_reserve[]:
Code: 7e 0f 85 cf fe ff ff e8 86 90 3e ff e9 c5 fe ff ff e8 ed f3 c2 ff 48 83 3d 3d 05 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 a5
0
RSP: 0000:ffff88019d787748 EFLAGS: 00000286
0
ORIG_RAX: ffffffffffffff13
0
RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90001e5c000
0
RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
RBP: ffff88019d7877b0 R08: ffff880199a166c0 R09: fffffbfff1281204
Node 0
R10: ffff88019d786390 R11: ffffffff89409023 R12: 0000000000000000
DMA:
R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
1*4kB
(U)
0*8kB
skb_clone+0x1bb/0x500 net/core/skbuff.c:1280
0*16kB
1*32kB
(U)
2*64kB
(U)
1*128kB
(U)
1*256kB
(U)
0*512kB
1*1024kB
(U)
1*2048kB
(M)
3*4096kB (M)
____bpf_clone_redirect net/core/filter.c:2075 [inline]
bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2062
= 15908kB
Node 0
bpf_prog_bebbfe2050753572+0x549/0x1000
DMA32: 5*4kB
(UM)
1*8kB
(U)
2*16kB
(M)
2*32kB
(M)
4*64kB
(M)
4*128kB
(UM)
3*256kB
(M)
4*512kB
(UM)
3*1024kB
(UM)
3*2048kB
(M)
3*4096kB
(M)
= 25212kB
Node 0
Normal:
1591*4kB
(UME) 571*8kB
(UME)
140*16kB
(UME)
21*32kB
(UME)
1*64kB
(U)
0*128kB
0*256kB
0*512kB
rcu: rcu_preempt kthread starved for 9950 jiffies! g31725 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
0*1024kB
rcu: RCU grace-period kthread stack dump:
0*2048kB
rcu_preempt R
0*4096kB
running task
= 13908kB
21984 10 2 0x80000000
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Call Trace:
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
context_switch kernel/sched/core.c:2825 [inline]
__schedule+0x86c/0x1ed0 kernel/sched/core.c:3473
5874 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
342307 pages reserved
0 pages cma reserved
schedule+0xfe/0x460 kernel/sched/core.c:3517
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
kworker/0:2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
kworker/0:2 cpuset=
/
mems_allowed=0
CPU: 0 PID: 2898 Comm: kworker/0:2 Not tainted 4.19.0-rc6+ #64
schedule_timeout+0x140/0x260 kernel/time/timer.c:1804
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events_power_efficient neigh_periodic_work
Call Trace:
rcu_gp_kthread+0x9d9/0x2310 kernel/rcu/tree.c:2194
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
__alloc_pages_slowpath+0x2667/0x2d80 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+0x91/0x8c0 mm/slab.c:2677
fallback_alloc+0x203/0x2e0 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:995 [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:3819
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
kthread+0x35a/0x420 kernel/kthread.c:246
ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-executor0 cpuset=
syz0
mems_allowed=0
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+0x30b/0xad8 kernel/softirq.c:292
do_softirq_own_stack+0x2a/0x40 arch/x86/entry/entry_64.S:1047
do_softirq.part.13+0x126/0x160 kernel/softirq.c:336
do_softirq kernel/softirq.c:328 [inline]
__local_bh_enable_ip+0x21d/0x260 kernel/softirq.c:189
__raw_write_unlock_bh include/linux/rwlock_api_smp.h:275 [inline]
_raw_write_unlock_bh+0x30/0x40 kernel/locking/spinlock.c:344
neigh_periodic_work+0x6bd/0xc60 net/core/neighbour.c:852
process_one_work+0xc90/0x1b90 kernel/workqueue.c:2153
worker_thread+0x17f/0x1390 kernel/workqueue.c:2296
kthread+0x35a/0x420 kernel/kthread.c:246
ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
CPU: 1 PID: 18550 Comm: syz-executor0 Not tainted 4.19.0-rc6+ #64
Mem-Info:
active_anon:50576 inactive_anon:5045 isolated_anon:0
active_file:537 inactive_file:285 isolated_file:33
unevictable:0 dirty:7 writeback:0 unstable:0
slab_reclaimable:9541 slab_unreclaimable:1467668
mapped:41140 shmem:5052 pagetables:630 bounce:0
free:13757 free_pcp:841 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:202304kB inactive_anon:20180kB active_file:2148kB inactive_file:1140kB unevictable:0kB isolated(anon):0kB isolated(file):132kB mapped:164560kB dirty:28kB writeback:0kB shmem:20208kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 120832kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
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+0x1c4/0x2b4 lib/dump_stack.c:113
lowmem_reserve[]:
0
2819
warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
6323
6323
Node 0 DMA32 free:25212kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
__alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
lowmem_reserve[]:
0
0
3503 3503
Node 0
Normal free:13908kB min:37352kB low:46688kB high:56024kB active_anon:202304kB inactive_anon:20180kB active_file:2148kB inactive_file:1140kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5408kB pagetables:2520kB bounce:0kB free_pcp:3116kB local_pcp:1416kB 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)
__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+0x91/0x8c0 mm/slab.c:2677
fallback_alloc+0x203/0x2e0 mm/slab.c:3219
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
__do_cache_alloc mm/slab.c:3356 [inline]
slab_alloc mm/slab.c:3384 [inline]
kmem_cache_alloc+0x1f8/0x730 mm/slab.c:3552
= 15908kB
Node 0
dst_alloc+0xbb/0x1d0 net/core/dst.c:105
DMA32:
rt_dst_alloc+0x105/0x540 net/ipv4/route.c:1576
5*4kB
(UM)
1*8kB
(U)
ip_route_input_slow+0x1d14/0x3ea0 net/ipv4/route.c:2052
2*16kB
(M)
2*32kB
(M)
4*64kB
(M)
4*128kB
(UM)
3*256kB
(M)
4*512kB
(UM)
3*1024kB
(UM)
3*2048kB
(M)
3*4096kB
(M)
= 25212kB
Node 0
Normal:
1591*4kB
(UME)
571*8kB
(UME)
ip_route_input_rcu+0x10a/0xd80 net/ipv4/route.c:2181
140*16kB
(UME)
21*32kB
(UME)
1*64kB
(U)
0*128kB
0*256kB
ip_route_input_noref+0x11d/0x260 net/ipv4/route.c:2127
0*512kB
0*1024kB
0*2048kB
0*4096kB
ip_expire+0x556/0x980 net/ipv4/ip_fragment.c:243
= 13908kB
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
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
5874 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
342307 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
kworker/0:2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
kworker/0:2 cpuset=
/
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
mems_allowed=0
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
__do_softirq+0x30b/0xad8 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline]
RIP: 0010:slab_alloc mm/slab.c:3385 [inline]
RIP: 0010:kmem_cache_alloc+0x297/0x730 mm/slab.c:3552
Code: 7e 0f 85 cf fe ff ff e8 86 90 3e ff e9 c5 fe ff ff e8 ed f3 c2 ff 48 83 3d 3d 05 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 a5
RSP: 0000:ffff88019d787748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90001e5c000
RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
RBP: ffff88019d7877b0 R08: ffff880199a166c0 R09: fffffbfff1281204
R10: ffff88019d786390 R11: ffffffff89409023 R12: 0000000000000000
R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
skb_clone+0x1bb/0x500 net/core/skbuff.c:1280
____bpf_clone_redirect net/core/filter.c:2075 [inline]
bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2062
bpf_prog_bebbfe2050753572+0x549/0x1000
CPU: 0 PID: 2898 Comm: kworker/0:2 Not tainted 4.19.0-rc6+ #64
syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
syz-executor0 cpuset=syz0
Workqueue: events_power_efficient neigh_periodic_work
mems_allowed=0
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
__alloc_pages_slowpath+0x2667/0x2d80 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+0x91/0x8c0 mm/slab.c:2677
fallback_alloc+0x203/0x2e0 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:995 [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:3819
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+0x30b/0xad8 kernel/softirq.c:292
do_softirq_own_stack+0x2a/0x40 arch/x86/entry/entry_64.S:1047
do_softirq.part.13+0x126/0x160 kernel/softirq.c:336
do_softirq kernel/softirq.c:328 [inline]
__local_bh_enable_ip+0x21d/0x260 kernel/softirq.c:189
__raw_write_unlock_bh include/linux/rwlock_api_smp.h:275 [inline]
_raw_write_unlock_bh+0x30/0x40 kernel/locking/spinlock.c:344
neigh_periodic_work+0x6bd/0xc60 net/core/neighbour.c:852
process_one_work+0xc90/0x1b90 kernel/workqueue.c:2153
worker_thread+0x17f/0x1390 kernel/workqueue.c:2296
kthread+0x35a/0x420 kernel/kthread.c:246
ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
warn_alloc_show_mem: 1 callbacks suppressed
CPU: 1 PID: 18550 Comm: syz-executor0 Not tainted 4.19.0-rc6+ #64
Mem-Info:
active_anon:50576 inactive_anon:5045 isolated_anon:0
active_file:537 inactive_file:285 isolated_file:33
unevictable:0 dirty:7 writeback:0 unstable:0
slab_reclaimable:9541 slab_unreclaimable:1467668
mapped:41140 shmem:5052 pagetables:630 bounce:0
free:13757 free_pcp:841 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:202304kB inactive_anon:20180kB active_file:2148kB inactive_file:1140kB unevictable:0kB isolated(anon):0kB isolated(file):132kB mapped:164560kB dirty:28kB writeback:0kB shmem:20208kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 120832kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
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+0x1c4/0x2b4 lib/dump_stack.c:113
lowmem_reserve[]:
0 2819
6323
warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
6323
Node 0
DMA32 free:25212kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]:
__alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
0
0
3503
3503
Node 0 Normal free:13908kB min:37352kB low:46688kB high:56024kB active_anon:202304kB inactive_anon:20180kB active_file:2148kB inactive_file:1140kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5408kB pagetables:2520kB bounce:0kB free_pcp:3116kB local_pcp:1416kB 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)
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
0*512kB
1*1024kB
(U)
1*2048kB
(M)
3*4096kB
(M)
__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+0x91/0x8c0 mm/slab.c:2677
= 15908kB
Node 0
DMA32:
fallback_alloc+0x203/0x2e0 mm/slab.c:3219
5*4kB
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
(UM)
__do_cache_alloc mm/slab.c:3356 [inline]
slab_alloc mm/slab.c:3384 [inline]
kmem_cache_alloc+0x1f8/0x730 mm/slab.c:3552
1*8kB
(U)
dst_alloc+0xbb/0x1d0 net/core/dst.c:105
2*16kB
rt_dst_alloc+0x105/0x540 net/ipv4/route.c:1576
(M)
2*32kB
(M)
4*64kB
ip_route_input_slow+0x1d14/0x3ea0 net/ipv4/route.c:2052
(M)
4*128kB
(UM)
3*256kB
(M)
4*512kB
(UM)
3*1024kB
(UM)
3*2048kB
(M)
3*4096kB
(M)
= 25212kB
Node 0
Normal:
1591*4kB
(UME)
571*8kB
(UME)
140*16kB
(UME)
21*32kB
(UME)
1*64kB
(U)
ip_route_input_rcu+0x10a/0xd80 net/ipv4/route.c:2181
0*128kB
0*256kB
0*512kB
0*1024kB
0*2048kB
0*4096kB
= 13908kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
ip_route_input_noref+0x11d/0x260 net/ipv4/route.c:2127
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
5874 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
ip_expire+0x556/0x980 net/ipv4/ip_fragment.c:243
Free swap = 0kB
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
Total swap = 0kB
1965979 pages RAM
0 pages HighMem/MovableOnly
342307 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
kworker/0:2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
kworker/0:2 cpuset=
/
mems_allowed=0
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+0x30b/0xad8 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline]
RIP: 0010:slab_alloc mm/slab.c:3385 [inline]
RIP: 0010:kmem_cache_alloc+0x297/0x730 mm/slab.c:3552
Code: 7e 0f 85 cf fe ff ff e8 86 90 3e ff e9 c5 fe ff ff e8 ed f3 c2 ff 48 83 3d 3d 05 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 a5
RSP: 0000:ffff88019d787748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90001e5c000
RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
RBP: ffff88019d7877b0 R08: ffff880199a166c0 R09: fffffbfff1281204
R10: ffff88019d786390 R11: ffffffff89409023 R12: 0000000000000000
R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
skb_clone+0x1bb/0x500 net/core/skbuff.c:1280
____bpf_clone_redirect net/core/filter.c:2075 [inline]
bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2062
bpf_prog_bebbfe2050753572+0x549/0x1000
CPU: 0 PID: 2898 Comm: kworker/0:2 Not tainted 4.19.0-rc6+ #64
syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
syz-executor0 cpuset=syz0 mems_allowed=0
Workqueue: events_power_efficient neigh_periodic_work
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
__alloc_pages_slowpath+0x2667/0x2d80 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+0x91/0x8c0 mm/slab.c:2677
fallback_alloc+0x203/0x2e0 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:995 [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:3819
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+0x30b/0xad8 kernel/softirq.c:292
do_softirq_own_stack+0x2a/0x40 arch/x86/entry/entry_64.S:1047
do_softirq.part.13+0x126/0x160 kernel/softirq.c:336
do_softirq kernel/softirq.c:328 [inline]
__local_bh_enable_ip+0x21d/0x260 kernel/softirq.c:189
__raw_write_unlock_bh include/linux/rwlock_api_smp.h:275 [inline]
_raw_write_unlock_bh+0x30/0x40 kernel/locking/spinlock.c:344
neigh_periodic_work+0x6bd/0xc60 net/core/neighbour.c:852
process_one_work+0xc90/0x1b90 kernel/workqueue.c:2153
worker_thread+0x17f/0x1390 kernel/workqueue.c:2296
kthread+0x35a/0x420 kernel/kthread.c:246
ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
warn_alloc_show_mem: 1 callbacks suppressed
CPU: 1 PID: 18550 Comm: syz-executor0 Not tainted 4.19.0-rc6+ #64
Mem-Info:
active_anon:50576 inactive_anon:5045 isolated_anon:0
active_file:537 inactive_file:285 isolated_file:33
unevictable:0 dirty:7 writeback:0 unstable:0
slab_reclaimable:9541 slab_unreclaimable:1467668
mapped:41140 shmem:5052 pagetables:630 bounce:0
free:13757 free_pcp:841 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:202304kB inactive_anon:20180kB active_file:2148kB inactive_file:1140kB unevictable:0kB isolated(anon):0kB isolated(file):132kB mapped:164560kB dirty:28kB writeback:0kB shmem:20208kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 120832kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
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+0x1c4/0x2b4 lib/dump_stack.c:113
lowmem_reserve[]:
0
2819
warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
6323
6323
Node 0
DMA32 free:25212kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
__alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
lowmem_reserve[]:
0
0
3503
3503
Node 0 Normal free:13908kB min:37352kB low:46688kB high:56024kB active_anon:202304kB inactive_anon:20180kB active_file:2148kB inactive_file:1140kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5408kB pagetables:2520kB bounce:0kB free_pcp:3116kB local_pcp:1416kB 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
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
(U)
0*512kB
1*1024kB
(U)
1*2048kB
(M)
3*4096kB
__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+0x91/0x8c0 mm/slab.c:2677
(M)
= 15908kB
fallback_alloc+0x203/0x2e0 mm/slab.c:3219
Node 0
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
DMA32:
__do_cache_alloc mm/slab.c:3356 [inline]
slab_alloc mm/slab.c:3384 [inline]
kmem_cache_alloc+0x1f8/0x730 mm/slab.c:3552
5*4kB
(UM)
dst_alloc+0xbb/0x1d0 net/core/dst.c:105
1*8kB
rt_dst_alloc+0x105/0x540 net/ipv4/route.c:1576
(U)
2*16kB
(M)
ip_route_input_slow+0x1d14/0x3ea0 net/ipv4/route.c:2052
2*32kB
(M)
4*64kB
(M)
4*128kB
(UM)
3*256kB
(M)
4*512kB
(UM)
3*1024kB
(UM)
3*2048kB
(M)
3*4096kB
(M)
= 25212kB
Node 0
Normal:
1591*4kB
(UME)
571*8kB
(UME)
140*16kB
(UME)
21*32kB
ip_route_input_rcu+0x10a/0xd80 net/ipv4/route.c:2181
(UME)
1*64kB
(U)
0*128kB
0*256kB
0*512kB
0*1024kB
0*2048kB
ip_route_input_noref+0x11d/0x260 net/ipv4/route.c:2127
0*4096kB
= 13908kB
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
ip_expire+0x556/0x980 net/ipv4/ip_fragment.c:243
5874 total pagecache pages
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
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
342307 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
kworker/0:2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
kworker/0:2 cpuset=
/
mems_allowed=0
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+0x30b/0xad8 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline]
RIP: 0010:slab_alloc mm/slab.c:3385 [inline]
RIP: 0010:kmem_cache_alloc+0x297/0x730 mm/slab.c:3552
Code: 7e 0f 85 cf fe ff ff e8 86 90 3e ff e9 c5 fe ff ff e8 ed f3 c2 ff 48 83 3d 3d 05 70 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 22 a5
RSP: 0000:ffff88019d787748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: ffffc90001e5c000
RDX: 0000000000000004 RSI: ffffffff8184e1e4 RDI: 0000000000000286
RBP: ffff88019d7877b0 R08: ffff880199a166c0 R09: fffffbfff1281204
R10: ffff88019d786390 R11: ffffffff89409023 R12: 0000000000000000
R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
skb_clone+0x1bb/0x500 net/core/skbuff.c:1280
____bpf_clone_redirect net/core/filter.c:2075 [inline]
bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2062
bpf_prog_bebbfe2050753572+0x549/0x1000
CPU: 0 PID: 2898 Comm: kworker/0:2 Not tainted 4.19.0-rc6+ #64
syz-executor0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
syz-executor0 cpuset=syz0
Workqueue: events_power_efficient neigh_periodic_work
mems_allowed=0
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
__alloc_pages_slowpath+0x2667/0x2d80 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+0x91/0x8c0 mm/slab.c:2677
fallback_alloc+0x203/0x2e0 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:995 [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:3819
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