CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
rcu: INFO: rcu_preempt self-detected stall on CPU
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+0x1c4/0x2b4 lib/dump_stack.c:113
rcu: 	1-...!: (1 GPs behind) idle=d92/1/0x4000000000000004 softirq=103899/103900 fqs=0 
 warn_alloc.cold.118+0xb7/0x1bd mm/page_alloc.c:3426
 __alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
rcu: 	
 (t=10556 jiffies g=47413 q=2676)
rcu: rcu_preempt kthread starved for 10556 jiffies! g47413 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: RCU grace-period kthread stack dump:
rcu_preempt     R
  running task    23064    10      2 0x80000000
Call Trace:
 context_switch kernel/sched/core.c:2825 [inline]
 __schedule+0x86c/0x1ed0 kernel/sched/core.c:3473
 schedule+0xfe/0x460 kernel/sched/core.c:3517
 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
 schedule_timeout+0x140/0x260 kernel/time/timer.c:1804
 rcu_gp_kthread+0x9d9/0x2310 kernel/rcu/tree.c:2194
 __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: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+0x3c0/0x6f0 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
 kthread+0x35a/0x420 kernel/kthread.c:246
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
NMI backtrace for cpu 1
 run_ksoftirqd+0x94/0x100 kernel/softirq.c:653
 smpboot_thread_fn+0x68b/0xa00 kernel/smpboot.c:164
 kthread+0x35a/0x420 kernel/kthread.c:246
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
warn_alloc_show_mem: 2 callbacks suppressed
CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
Mem-Info:
active_anon:45310 inactive_anon:2946 isolated_anon:0
 active_file:18 inactive_file:31 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:9526 slab_unreclaimable:1475274
 mapped:49333 shmem:4475 pagetables:626 bounce:0
 free:13670 free_pcp:352 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB 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
 <IRQ>
lowmem_reserve[]: 0
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
 2815
 6318
 6318
 nmi_cpu_backtrace.cold.3+0x63/0xa2 lib/nmi_backtrace.c:101
Node 0 
DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 nmi_trigger_cpumask_backtrace+0x1b3/0x1ed lib/nmi_backtrace.c:62
lowmem_reserve[]: 0
 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38
 0
 trigger_single_cpu_backtrace include/linux/nmi.h:162 [inline]
 rcu_dump_cpu_stacks+0x175/0x1c2 kernel/rcu/tree.c:1340
 3503
 print_cpu_stall.cold.78+0x2d3/0x524 kernel/rcu/tree.c:1478
 3503
Node 0 
Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
lowmem_reserve[]:
 0 0
 0 0
Node 0 DMA: 
1*4kB (U) 
0*8kB 
 check_cpu_stall kernel/rcu/tree.c:1550 [inline]
 __rcu_pending kernel/rcu/tree.c:3276 [inline]
 rcu_pending kernel/rcu/tree.c:3319 [inline]
 rcu_check_callbacks+0xfd9/0x1990 kernel/rcu/tree.c:2665
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) 
= 15908kB
Node 0 
DMA32: 
4*4kB 
(UM) 
1*8kB (M) 
3*16kB 
(M) 
3*32kB (M) 
1*64kB 
(M) 
3*128kB 
(UM) 
3*256kB 
 update_process_times+0x2d/0x70 kernel/time/timer.c:1636
(UM) 
 tick_sched_handle+0x9f/0x180 kernel/time/tick-sched.c:164
4*512kB 
 tick_sched_timer+0x45/0x130 kernel/time/tick-sched.c:1274
(UM) 3*1024kB 
 __run_hrtimer kernel/time/hrtimer.c:1398 [inline]
 __hrtimer_run_queues+0x41c/0x10d0 kernel/time/hrtimer.c:1460
(M) 
3*2048kB 
(M) 
3*4096kB 
(M) 
= 24936kB
Node 0 
Normal: 
1267*4kB 
(UMEH) 
430*8kB 
(UMEH) 
 hrtimer_interrupt+0x313/0x780 kernel/time/hrtimer.c:1518
212*16kB 
 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
(UMEH) 
35*32kB (MH) 
9*64kB 
(MH) 
1*128kB (H) 
1*256kB 
(H) 
0*512kB 
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
0*1024kB 
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline]
RIP: 0010:slab_alloc_node mm/slab.c:3329 [inline]
RIP: 0010:kmem_cache_alloc_node+0x247/0x730 mm/slab.c:3642
0*2048kB 
Code: 40 7e 0f 85 32 ff ff ff e8 e5 d2 3e ff e9 28 ff ff ff e8 fc 2f c3 ff 48 83 3d 9c 7e b0 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 f2 7a
RSP: 0000:ffff8801dad071d8 EFLAGS: 00000282
0*4096kB 
 ORIG_RAX: ffffffffffffff13
= 13980kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003484257e
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000282
4516 total pagecache pages
RBP: ffff8801dad07248 R08: ffff8801a4212bf0 R09: 0000000000000002
R10: 0000000000000000 R11: ffff8801a4212300 R12: ffff8801d9a04040
0 pages in swap cache
R13: ffff8801d9a04040 R14: 0000000000000000 R15: 0000000000000282
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
Total swap = 0kB
1965979 pages RAM
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
0 pages HighMem/MovableOnly
343324 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
ksoftirqd/0 cpuset=
/
 mems_allowed=0
 alloc_skb include/linux/skbuff.h:997 [inline]
 nlmsg_new include/net/netlink.h:511 [inline]
 __br_mdb_notify+0x4ff/0x15d0 net/bridge/br_mdb.c:377
 br_mdb_notify+0x310/0x410 net/bridge/br_mdb.c:410
 br_multicast_del_pg+0x3df/0x790 net/bridge/br_multicast.c:292
 br_multicast_port_group_expired+0x189/0x1e0 net/bridge/br_multicast.c:316
 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
 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
 </IRQ>
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 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 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 f2 7a
RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
 skb_clone+0x1bb/0x500 net/core/skbuff.c:1283
 ____bpf_clone_redirect net/core/filter.c:2075 [inline]
 bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2062
 bpf_prog_bebbfe2050753572+0x32d/0x1000
CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
syz-executor1: 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
Call Trace:
syz-executor1 cpuset=
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
syz1
 mems_allowed=0
 warn_alloc.cold.118+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: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+0x3c0/0x6f0 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
 run_ksoftirqd+0x94/0x100 kernel/softirq.c:653
 smpboot_thread_fn+0x68b/0xa00 kernel/smpboot.c:164
 kthread+0x35a/0x420 kernel/kthread.c:246
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
Mem-Info:
CPU: 1 PID: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
active_anon:45310 inactive_anon:2946 isolated_anon:0
 active_file:18 inactive_file:31 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:9526 slab_unreclaimable:1475274
 mapped:49333 shmem:4475 pagetables:626 bounce:0
 free:13670 free_pcp:352 free_cma:0
Call Trace:
Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 0 
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
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
 warn_alloc.cold.118+0xb7/0x1bd mm/page_alloc.c:3426
 2815 6318
 6318
Node 0 DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB 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:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB 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 
 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
(U) 
1*256kB 
(U) 
0*512kB 
1*1024kB 
(U) 
1*2048kB 
(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
3*4096kB 
(M) 
 fallback_alloc+0x203/0x2e0 mm/slab.c:3219
= 15908kB
 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
Node 0 
 slab_alloc_node mm/slab.c:3327 [inline]
 kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
DMA32: 
4*4kB 
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
(UM) 
1*8kB 
(M) 
3*16kB (M) 
3*32kB 
(M) 
1*64kB (M) 
 alloc_skb include/linux/skbuff.h:997 [inline]
 nlmsg_new include/net/netlink.h:511 [inline]
 __br_mdb_notify+0x4ff/0x15d0 net/bridge/br_mdb.c:377
3*128kB 
(UM) 
3*256kB 
(UM) 
4*512kB 
(UM) 
3*1024kB 
(M) 
 br_mdb_notify+0x310/0x410 net/bridge/br_mdb.c:410
3*2048kB 
(M) 
 br_multicast_del_pg+0x3df/0x790 net/bridge/br_multicast.c:292
3*4096kB 
(M) 
= 24936kB
Node 0 
 br_multicast_port_group_expired+0x189/0x1e0 net/bridge/br_multicast.c:316
Normal: 
 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
1267*4kB 
(UMEH) 
430*8kB 
(UMEH) 
212*16kB 
(UMEH) 35*32kB (MH) 
9*64kB (MH) 
1*128kB 
(H) 
1*256kB 
(H) 
0*512kB 
0*1024kB 
0*2048kB 
0*4096kB 
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
= 13980kB
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
4516 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
343324 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
ksoftirqd/0 cpuset=
/
 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
 </IRQ>
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 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 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 f2 7a
RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
 skb_clone+0x1bb/0x500 net/core/skbuff.c:1283
 ____bpf_clone_redirect net/core/filter.c:2075 [inline]
 bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2062
 bpf_prog_bebbfe2050753572+0x32d/0x1000
CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
syz-executor1: 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-executor1 cpuset=
Call Trace:
syz1
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
 mems_allowed=0
 warn_alloc.cold.118+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: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+0x3c0/0x6f0 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
 run_ksoftirqd+0x94/0x100 kernel/softirq.c:653
 smpboot_thread_fn+0x68b/0xa00 kernel/smpboot.c:164
 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: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
Mem-Info:
active_anon:45310 inactive_anon:2946 isolated_anon:0
 active_file:18 inactive_file:31 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:9526 slab_unreclaimable:1475274
 mapped:49333 shmem:4475 pagetables:626 bounce:0
 free:13670 free_pcp:352 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
Node 0 
 <IRQ>
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
 warn_alloc.cold.118+0xb7/0x1bd mm/page_alloc.c:3426
 2815
 6318
 6318
Node 0 
 __alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0
 0
 3503
 3503
Node 0 
Normal free:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB 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) 
 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
1*128kB 
(U) 
1*256kB (U) 
0*512kB 
1*1024kB 
(U) 
1*2048kB 
(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
3*4096kB 
(M) 
 fallback_alloc+0x203/0x2e0 mm/slab.c:3219
= 15908kB
 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
Node 0 
 slab_alloc_node mm/slab.c:3327 [inline]
 kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
DMA32: 
4*4kB 
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
(UM) 
1*8kB 
(M) 
3*16kB (M) 
3*32kB 
(M) 
1*64kB 
 alloc_skb include/linux/skbuff.h:997 [inline]
 nlmsg_new include/net/netlink.h:511 [inline]
 __br_mdb_notify+0x4ff/0x15d0 net/bridge/br_mdb.c:377
(M) 
3*128kB 
(UM) 
3*256kB (UM) 
4*512kB (UM) 
3*1024kB 
(M) 
3*2048kB 
 br_mdb_notify+0x310/0x410 net/bridge/br_mdb.c:410
(M) 3*4096kB (M) 
= 24936kB
 br_multicast_del_pg+0x3df/0x790 net/bridge/br_multicast.c:292
Node 0 
Normal: 1267*4kB 
(UMEH) 
430*8kB 
 br_multicast_port_group_expired+0x189/0x1e0 net/bridge/br_multicast.c:316
(UMEH) 
 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
212*16kB 
(UMEH) 
35*32kB 
(MH) 
9*64kB 
(MH) 
1*128kB (H) 
1*256kB 
(H) 
0*512kB 
0*1024kB 0*2048kB 
0*4096kB = 13980kB
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
4516 total pagecache pages
0 pages in swap cache
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
Total swap = 0kB
1965979 pages RAM
0 pages HighMem/MovableOnly
343324 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
ksoftirqd/0 cpuset=/
 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
 </IRQ>
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 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 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 f2 7a
RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
 skb_clone+0x1bb/0x500 net/core/skbuff.c:1283
 ____bpf_clone_redirect net/core/filter.c:2075 [inline]
 bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2062
 bpf_prog_bebbfe2050753572+0x32d/0x1000
CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
syz-executor1: 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
Call Trace:
syz-executor1 cpuset=
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
syz1
 mems_allowed=0
 warn_alloc.cold.118+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: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+0x3c0/0x6f0 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
 run_ksoftirqd+0x94/0x100 kernel/softirq.c:653
 smpboot_thread_fn+0x68b/0xa00 kernel/smpboot.c:164
 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: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
Mem-Info:
active_anon:45310 inactive_anon:2946 isolated_anon:0
 active_file:18 inactive_file:31 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:9526 slab_unreclaimable:1475274
 mapped:49333 shmem:4475 pagetables:626 bounce:0
 free:13670 free_pcp:352 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
Node 0 
 <IRQ>
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 2815
 warn_alloc.cold.118+0xb7/0x1bd mm/page_alloc.c:3426
 6318
 6318
Node 0 
DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB 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:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB 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) 
 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
1*256kB 
(U) 
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 
 fallback_alloc+0x203/0x2e0 mm/slab.c:3219
DMA32: 
 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
4*4kB 
 slab_alloc_node mm/slab.c:3327 [inline]
 kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
(UM) 
1*8kB 
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
(M) 
3*16kB 
(M) 
3*32kB 
(M) 
1*64kB 
(M) 
 alloc_skb include/linux/skbuff.h:997 [inline]
 nlmsg_new include/net/netlink.h:511 [inline]
 __br_mdb_notify+0x4ff/0x15d0 net/bridge/br_mdb.c:377
3*128kB 
(UM) 
3*256kB 
(UM) 
4*512kB 
 br_mdb_notify+0x310/0x410 net/bridge/br_mdb.c:410
(UM) 
3*1024kB 
(M) 
3*2048kB 
 br_multicast_group_expired+0x1bc/0x610 net/bridge/br_multicast.c:253
(M) 
3*4096kB 
 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
(M) 
= 24936kB
Node 0 
Normal: 
1267*4kB 
(UMEH) 
430*8kB 
(UMEH) 
212*16kB 
(UMEH) 
35*32kB 
(MH) 
9*64kB 
(MH) 
1*128kB 
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
(H) 
1*256kB (H) 
0*512kB 
0*1024kB 0*2048kB 
0*4096kB 
= 13980kB
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
4516 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
343324 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
ksoftirqd/0 cpuset=
 __do_softirq+0x30b/0xad8 kernel/softirq.c:292
/
 mems_allowed=0
 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
 </IRQ>
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 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 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 f2 7a
RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
 skb_clone+0x1bb/0x500 net/core/skbuff.c:1283
 ____bpf_clone_redirect net/core/filter.c:2075 [inline]
 bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2062
 bpf_prog_bebbfe2050753572+0x32d/0x1000
CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
syz-executor1: 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-executor1 cpuset=
Call Trace:
syz1
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
 mems_allowed=0
 warn_alloc.cold.118+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: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+0x3c0/0x6f0 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
 run_ksoftirqd+0x94/0x100 kernel/softirq.c:653
 smpboot_thread_fn+0x68b/0xa00 kernel/smpboot.c:164
 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: 10795 Comm: syz-executor1 Not tainted 4.19.0-rc2+ #99
Mem-Info:
active_anon:45310 inactive_anon:2946 isolated_anon:0
 active_file:18 inactive_file:31 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:9526 slab_unreclaimable:1475274
 mapped:49333 shmem:4475 pagetables:626 bounce:0
 free:13670 free_pcp:352 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:181240kB inactive_anon:11784kB active_file:72kB inactive_file:124kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:197332kB dirty:0kB writeback:0kB shmem:17900kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 159744kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
Node 0 
 <IRQ>
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 2815
 warn_alloc.cold.118+0xb7/0x1bd mm/page_alloc.c:3426
 6318
 6318
Node 0 
DMA32 free:24936kB min:30036kB low:37544kB high:45052kB active_anon:100kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887240kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB 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:13836kB min:37376kB low:46720kB high:56064kB active_anon:181140kB inactive_anon:11784kB active_file:348kB inactive_file:400kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5248kB pagetables:2504kB bounce:0kB free_pcp:1408kB local_pcp:48kB free_cma:0kB
lowmem_reserve[]:
 0
 0
 0
 0
Node 0 DMA: 
1*4kB 
(U) 
0*8kB 
0*16kB 
1*32kB 
(U) 
2*64kB 
 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
(U) 
1*128kB 
(U) 
1*256kB 
(U) 
0*512kB 
1*1024kB 
(U) 1*2048kB (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
3*4096kB 
(M) = 15908kB
 fallback_alloc+0x203/0x2e0 mm/slab.c:3219
Node 0 
 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
DMA32: 
 slab_alloc_node mm/slab.c:3327 [inline]
 kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
4*4kB 
(UM) 
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
1*8kB 
(M) 
3*16kB 
(M) 
3*32kB 
(M) 
1*64kB 
 alloc_skb include/linux/skbuff.h:997 [inline]
 nlmsg_new include/net/netlink.h:511 [inline]
 __br_mdb_notify+0x4ff/0x15d0 net/bridge/br_mdb.c:377
(M) 
3*128kB 
(UM) 
3*256kB 
(UM) 
4*512kB 
(UM) 
 br_mdb_notify+0x310/0x410 net/bridge/br_mdb.c:410
3*1024kB 
(M) 
3*2048kB 
(M) 
 br_multicast_group_expired+0x1bc/0x610 net/bridge/br_multicast.c:253
3*4096kB 
(M) 
 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
= 24936kB
Node 0 
Normal: 
1267*4kB 
(UMEH) 
430*8kB 
(UMEH) 
212*16kB (UMEH) 
35*32kB 
(MH) 
9*64kB 
(MH) 
1*128kB 
(H) 
1*256kB 
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
(H) 
0*512kB 
0*1024kB 
0*2048kB 
0*4096kB 
= 13980kB
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
4516 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
343324 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
 __do_softirq+0x30b/0xad8 kernel/softirq.c:292
ksoftirqd/0 cpuset=
/
 mems_allowed=0
 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
 </IRQ>
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 46 b3 3e ff e9 c5 fe ff ff e8 5d 10 c3 ff 48 83 3d fd 5e b0 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 f2 7a
RSP: 0000:ffff8801c5b87748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801a4212b80 RDI: 0000000000000282
RBP: ffff8801c5b877b0 R08: ffff8801a4212300 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8801d9a04040 R14: ffff8801d9a04040 R15: 0000000000480020
 skb_clone+0x1bb/0x500 net/core/skbuff.c:1283
 ____bpf_clone_redirect net/core/filter.c:2075 [inline]
 bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2062
 bpf_prog_bebbfe2050753572+0x32d/0x1000
CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc2+ #99
syz-executor1: 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-executor1 cpuset=
Call Trace:
syz1
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
 mems_allowed=0
 warn_alloc.cold.118+0xb7/0x1bd mm/page_alloc.c:3426
 __alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297