CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #67
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:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c4/0x2b6 lib/dump_stack.c:113
rcu: 	(detected by 1, t=10520 jiffies, g=25317, q=15)
 warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
rcu: All QSes seen, last rcu_preempt kthread activity 10444 (4294979211-4294968767), jiffies_till_next_fqs=1, root ->qsmask 0x0
syz-executor1   R
  running task    
20984 12514   5354 0x8010000c
Call Trace:
 __alloc_pages_slowpath+0x265e/0x2d70 mm/page_alloc.c:4297
 <IRQ>
 sched_show_task.cold.83+0x2b6/0x30a kernel/sched/core.c:5296
 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
 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
 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
 hrtimer_interrupt+0x313/0x780 kernel/time/hrtimer.c:1518
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
 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
 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_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 f5 dd 3e ff e9 28 ff ff ff e8 fc 17 c3 ff 48 83 3d 2c 52 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 d2 9e
RSP: 0018:ffff8801daf07260 EFLAGS: 00000286
 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff10033d7819e
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
RBP: ffff8801daf072d0 R08: ffff88019ebc0cf0 R09: 0000000000000002
R10: 0000000000000000 R11: ffff88019ebc0400 R12: ffff8801d9be7680
 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
R13: ffff8801d9be7680 R14: 0000000000000000 R15: 0000000000000286
 __do_softirq+0x30c/0xb03 kernel/softirq.c:292
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
 alloc_skb include/linux/skbuff.h:995 [inline]
 nlmsg_new include/net/netlink.h:511 [inline]
 __br_mdb_notify+0x4ff/0x15d0 net/bridge/br_mdb.c:377
 run_ksoftirqd+0x94/0x100 kernel/softirq.c:653
 smpboot_thread_fn+0x68b/0xa00 kernel/smpboot.c:164
 br_mdb_notify+0x310/0x410 net/bridge/br_mdb.c:410
 kthread+0x35a/0x420 kernel/kthread.c:246
 br_multicast_group_expired+0x1bc/0x610 net/bridge/br_multicast.c:253
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
warn_alloc_show_mem: 1 callbacks suppressed
Mem-Info:
active_anon:47723 inactive_anon:112 isolated_anon:0
 active_file:15 inactive_file:13 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:9115 slab_unreclaimable:1475639
 mapped:32787 shmem:119 pagetables:609 bounce:0
 free:13788 free_pcp:609 free_cma:0
Node 0 active_anon:190892kB inactive_anon:448kB active_file:60kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 176128kB 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
 2819 6323
 6323
Node 0 
DMA32 free:25284kB 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:248kB free_cma:0kB
lowmem_reserve[]:
 0
 0
 3503 3503
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
Node 0 
Normal free:13960kB min:37352kB low:46688kB high:56024kB active_anon:190892kB inactive_anon:448kB active_file:60kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5344kB pagetables:2436kB bounce:0kB free_pcp:2188kB local_pcp:920kB 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) 
 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
0*512kB 1*1024kB 
(U) 1*2048kB 
 __do_softirq+0x30c/0xb03 kernel/softirq.c:292
(M) 3*4096kB 
(M) = 15908kB
Node 0 
DMA32: 5*4kB 
(UM) 0*8kB 
3*16kB (UM) 
2*32kB 
(M) 5*64kB 
(UM) 4*128kB 
(UM) 3*256kB 
(M) 4*512kB 
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x17f/0x1c0 kernel/softirq.c:412
(UM) 3*1024kB 
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056
(UM) 3*2048kB 
(M) 
3*4096kB (M) 
= 25284kB
Node 0 
Normal: 
888*4kB 
(UMEH) 
387*8kB (UME) 
157*16kB (UME) 
53*32kB (UMEH) 
26*64kB (UMH) 
4*128kB (UMH) 
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
0*256kB 0*512kB 
 </IRQ>
1*1024kB (H) 
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
0*2048kB 0*4096kB 
Code: 7e 0f 85 cf fe ff ff e8 56 be 3e ff e9 c5 fe ff ff e8 5d f8 c2 ff 48 83 3d 8d 32 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 d2 9e
= 14056kB
RSP: 0018:ffff88018d027748 EFLAGS: 00000286
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
 ORIG_RAX: ffffffffffffff13
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
147 total pagecache pages
RDX: 0000000000000000 RSI: ffff88019ebc0c80 RDI: 0000000000000286
0 pages in swap cache
RBP: ffff88018d0277b0 R08: ffff88019ebc0400 R09: 0000000000000000
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
Total swap = 0kB
1965979 pages RAM
R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
0 pages HighMem/MovableOnly
342307 pages reserved
 skb_clone+0x1bb/0x500 net/core/skbuff.c:1280
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
CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #67
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+0x1c4/0x2b6 lib/dump_stack.c:113
 warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
 ____bpf_clone_redirect net/core/filter.c:2075 [inline]
 bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2062
 bpf_prog_bebbfe2050753572+0x11a/0x1000
 __alloc_pages_slowpath+0x265e/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+0x91/0x8c0 mm/slab.c:2677
 fallback_alloc+0x203/0x2e0 mm/slab.c:3219
 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
rcu: rcu_preempt kthread starved for 10444 jiffies! g25317 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
 slab_alloc_node mm/slab.c:3327 [inline]
 kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
rcu: RCU grace-period kthread stack dump:
rcu_preempt     R
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
  running task    
22952    10      2 0x80000000
Call Trace:
 context_switch kernel/sched/core.c:2825 [inline]
 __schedule+0x86c/0x1ed0 kernel/sched/core.c:3473
 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
 schedule+0xfe/0x460 kernel/sched/core.c:3517
 schedule_timeout+0x140/0x260 kernel/time/timer.c:1804
 rcu_gp_kthread+0x9d9/0x2310 kernel/rcu/tree.c:2194
 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+0x30c/0xb03 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
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
CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #67
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+0x1c4/0x2b6 lib/dump_stack.c:113
 warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
 kthread+0x35a/0x420 kernel/kthread.c:246
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
 __alloc_pages_slowpath+0x265e/0x2d70 mm/page_alloc.c:4297
syz-executor1 cpuset=
syz1
 mems_allowed=0
 __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]
 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_group_expired+0x1bc/0x610 net/bridge/br_multicast.c:253
 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+0x30c/0xb03 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
CPU: 1 PID: 12514 Comm: syz-executor1 Not tainted 4.19.0-rc8+ #67
warn_alloc_show_mem: 1 callbacks suppressed
Mem-Info:
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
active_anon:47723 inactive_anon:112 isolated_anon:0
 active_file:15 inactive_file:13 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:9115 slab_unreclaimable:1475639
 mapped:32787 shmem:119 pagetables:609 bounce:0
 free:13788 free_pcp:609 free_cma:0
Call Trace:
Node 0 active_anon:190892kB inactive_anon:448kB active_file:60kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 176128kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 0 
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c4/0x2b6 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[]:
 warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
 0
 2819
 6323
 6323
Node 0 
 __alloc_pages_slowpath+0x265e/0x2d70 mm/page_alloc.c:4297
DMA32 free:25284kB 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:248kB free_cma:0kB
lowmem_reserve[]:
 0
 0
 3503
 3503
Node 0 
Normal free:13960kB min:37352kB low:46688kB high:56024kB active_anon:190892kB inactive_anon:448kB active_file:60kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5344kB pagetables:2436kB bounce:0kB free_pcp:2188kB local_pcp:920kB 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: 
5*4kB 
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
(UM) 
0*8kB 3*16kB 
(UM) 
2*32kB 
(M) 
5*64kB 
(UM) 4*128kB 
 alloc_skb include/linux/skbuff.h:995 [inline]
 nlmsg_new include/net/netlink.h:511 [inline]
 __br_mdb_notify+0x4ff/0x15d0 net/bridge/br_mdb.c:377
(UM) 
3*256kB 
(M) 
4*512kB 
(UM) 
3*1024kB 
 br_mdb_notify+0x310/0x410 net/bridge/br_mdb.c:410
(UM) 
3*2048kB 
(M) 
3*4096kB 
 br_multicast_group_expired+0x1bc/0x610 net/bridge/br_multicast.c:253
(M) = 25284kB
Node 0 
 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
Normal: 888*4kB 
(UMEH) 387*8kB 
(UME) 
157*16kB 
(UME) 
53*32kB 
(UMEH) 26*64kB 
(UMH) 
4*128kB 
(UMH) 
0*256kB 
0*512kB 1*1024kB 
(H) 
0*2048kB 
0*4096kB 
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
= 14056kB
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
147 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
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+0x30c/0xb03 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 56 be 3e ff e9 c5 fe ff ff e8 5d f8 c2 ff 48 83 3d 8d 32 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 d2 9e
RSP: 0018:ffff88018d027748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff88019ebc0c80 RDI: 0000000000000286
RBP: ffff88018d0277b0 R08: ffff88019ebc0400 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 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+0x11a/0x1000
CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #67
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 mems_allowed=0
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c4/0x2b6 lib/dump_stack.c:113
 warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
 __alloc_pages_slowpath+0x265e/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+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]
 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_group_expired+0x1bc/0x610 net/bridge/br_multicast.c:253
 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+0x30c/0xb03 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: 12514 Comm: syz-executor1 Not tainted 4.19.0-rc8+ #67
Mem-Info:
active_anon:47723 inactive_anon:112 isolated_anon:0
 active_file:15 inactive_file:13 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:9115 slab_unreclaimable:1475639
 mapped:32787 shmem:119 pagetables:609 bounce:0
 free:13788 free_pcp:609 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:190892kB inactive_anon:448kB active_file:60kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 176128kB 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+0x1c4/0x2b6 lib/dump_stack.c:113
lowmem_reserve[]:
 0
 warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
 2819
 6323
 6323
Node 0 
 __alloc_pages_slowpath+0x265e/0x2d70 mm/page_alloc.c:4297
DMA32 free:25284kB 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:248kB free_cma:0kB
lowmem_reserve[]:
 0
 0
 3503
 3503
Node 0 Normal free:13960kB min:37352kB low:46688kB high:56024kB active_anon:190892kB inactive_anon:448kB active_file:60kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5344kB pagetables:2436kB bounce:0kB free_pcp:2188kB local_pcp:920kB 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) 
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: 
 slab_alloc_node mm/slab.c:3327 [inline]
 kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
5*4kB 
(UM) 
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
0*8kB 
3*16kB 
(UM) 
2*32kB 
(M) 
5*64kB 
(UM) 
 alloc_skb include/linux/skbuff.h:995 [inline]
 nlmsg_new include/net/netlink.h:511 [inline]
 __br_mdb_notify+0x4ff/0x15d0 net/bridge/br_mdb.c:377
4*128kB 
(UM) 
3*256kB 
(M) 
4*512kB 
(UM) 
 br_mdb_notify+0x310/0x410 net/bridge/br_mdb.c:410
3*1024kB (UM) 
3*2048kB 
(M) 
3*4096kB 
 br_multicast_group_expired+0x1bc/0x610 net/bridge/br_multicast.c:253
(M) = 25284kB
Node 0 
 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
Normal: 
888*4kB 
(UMEH) 
387*8kB (UME) 
157*16kB 
(UME) 
53*32kB (UMEH) 
26*64kB (UMH) 
4*128kB 
(UMH) 
0*256kB 
0*512kB 
1*1024kB 
(H) 
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
0*2048kB 
0*4096kB 
= 14056kB
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
147 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
ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
ksoftirqd/0 cpuset=
/
 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
 mems_allowed=0
 __do_softirq+0x30c/0xb03 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 56 be 3e ff e9 c5 fe ff ff e8 5d f8 c2 ff 48 83 3d 8d 32 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 d2 9e
RSP: 0018:ffff88018d027748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff88019ebc0c80 RDI: 0000000000000286
RBP: ffff88018d0277b0 R08: ffff88019ebc0400 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 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+0x11a/0x1000
CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #67
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+0x1c4/0x2b6 lib/dump_stack.c:113
 mems_allowed=0
 warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
 __alloc_pages_slowpath+0x265e/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+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]
 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_group_expired+0x1bc/0x610 net/bridge/br_multicast.c:253
 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+0x30c/0xb03 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: 12514 Comm: syz-executor1 Not tainted 4.19.0-rc8+ #67
Mem-Info:
active_anon:47723 inactive_anon:112 isolated_anon:0
 active_file:15 inactive_file:13 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:9115 slab_unreclaimable:1475639
 mapped:32787 shmem:119 pagetables:609 bounce:0
 free:13788 free_pcp:609 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:190892kB inactive_anon:448kB active_file:60kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 176128kB 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+0x1c4/0x2b6 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:25284kB 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:248kB free_cma:0kB
 __alloc_pages_slowpath+0x265e/0x2d70 mm/page_alloc.c:4297
lowmem_reserve[]:
 0
 0
 3503
 3503
Node 0 
Normal free:13960kB min:37352kB low:46688kB high:56024kB active_anon:190892kB inactive_anon:448kB active_file:60kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5344kB pagetables:2436kB bounce:0kB free_pcp:2188kB local_pcp:920kB 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 
 __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) 
3*4096kB 
 fallback_alloc+0x203/0x2e0 mm/slab.c:3219
(M) 
 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
= 15908kB
 slab_alloc_node mm/slab.c:3327 [inline]
 kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
Node 0 
DMA32: 
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
5*4kB 
(UM) 
0*8kB 
3*16kB 
(UM) 
2*32kB 
(M) 
 alloc_skb include/linux/skbuff.h:995 [inline]
 nlmsg_new include/net/netlink.h:511 [inline]
 __br_mdb_notify+0x4ff/0x15d0 net/bridge/br_mdb.c:377
5*64kB (UM) 
4*128kB 
(UM) 
3*256kB 
(M) 
4*512kB 
 br_mdb_notify+0x310/0x410 net/bridge/br_mdb.c:410
(UM) 
3*1024kB 
(UM) 
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) 
= 25284kB
Node 0 
Normal: 
888*4kB 
(UMEH) 
387*8kB 
(UME) 
157*16kB (UME) 
53*32kB 
(UMEH) 
26*64kB 
(UMH) 
4*128kB 
(UMH) 
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
0*256kB 
0*512kB 
1*1024kB 
(H) 0*2048kB 
0*4096kB 
= 14056kB
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
147 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
 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+0x30c/0xb03 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 56 be 3e ff e9 c5 fe ff ff e8 5d f8 c2 ff 48 83 3d 8d 32 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 d2 9e
RSP: 0018:ffff88018d027748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff88019ebc0c80 RDI: 0000000000000286
RBP: ffff88018d0277b0 R08: ffff88019ebc0400 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 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+0x11a/0x1000
CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.0-rc8+ #67
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+0x1c4/0x2b6 lib/dump_stack.c:113
 mems_allowed=0
 warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
 __alloc_pages_slowpath+0x265e/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+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]
 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_group_expired+0x1bc/0x610 net/bridge/br_multicast.c:253
 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+0x30c/0xb03 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
CPU: 1 PID: 12514 Comm: syz-executor1 Not tainted 4.19.0-rc8+ #67
warn_alloc_show_mem: 1 callbacks suppressed
Mem-Info:
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
active_anon:47723 inactive_anon:112 isolated_anon:0
 active_file:15 inactive_file:13 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:9115 slab_unreclaimable:1475639
 mapped:32787 shmem:119 pagetables:609 bounce:0
 free:13788 free_pcp:609 free_cma:0
Call Trace:
Node 0 active_anon:190892kB inactive_anon:448kB active_file:60kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:131148kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 176128kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 0 
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1c4/0x2b6 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[]:
 warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
 0
 2819
 6323
 6323
Node 0 
 __alloc_pages_slowpath+0x265e/0x2d70 mm/page_alloc.c:4297
DMA32 free:25284kB 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:248kB free_cma:0kB
lowmem_reserve[]: 0
 0 3503
 3503
Node 0 
Normal free:13960kB min:37352kB low:46688kB high:56024kB active_anon:190892kB inactive_anon:448kB active_file:60kB inactive_file:52kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5344kB pagetables:2436kB bounce:0kB free_pcp:2188kB local_pcp:920kB 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) 
 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
1*2048kB 
(M) 
3*4096kB 
(M) 
= 15908kB
Node 0 
DMA32: 
5*4kB 
 __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
(UM) 
0*8kB 
 fallback_alloc+0x203/0x2e0 mm/slab.c:3219
3*16kB 
 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
(UM) 
 slab_alloc_node mm/slab.c:3327 [inline]
 kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
2*32kB 
(M) 5*64kB 
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
(UM) 
4*128kB (UM) 
3*256kB 
(M) 
4*512kB 
(UM) 
3*1024kB 
 alloc_skb include/linux/skbuff.h:995 [inline]
 ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
(UM) 
 ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
3*2048kB 
 addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3819
(M) 
3*4096kB 
 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
(M) 
= 25284kB
Node 0 
Normal: 
888*4kB 
(UMEH) 
387*8kB 
(UME) 
157*16kB 
(UME) 
53*32kB 
(UMEH) 
26*64kB 
(UMH) 
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
4*128kB 
(UMH) 
0*256kB 
0*512kB 1*1024kB 
(H) 
0*2048kB 0*4096kB 
= 14056kB
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
147 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
 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
0 pages HighMem/MovableOnly
342307 pages reserved
0 pages cma reserved
 __do_softirq+0x30c/0xb03 kernel/softirq.c:292
ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
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 56 be 3e ff e9 c5 fe ff ff e8 5d f8 c2 ff 48 83 3d 8d 32 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 d2 9e
RSP: 0018:ffff88018d027748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff88019ebc0c80 RDI: 0000000000000286
RBP: ffff88018d0277b0 R08: ffff88019ebc0400 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020
 skb_clone+0x1bb/0x500 net/core/skbuff.c:1280