CPU: 0 PID: 1 Comm: init Not tainted 4.19.0+ #135
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:
 <IRQ>
rcu: 	1-...!: (1 GPs behind) idle=226/1/0x4000000000000004 softirq=28128/28129 fqs=3 
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x244/0x39d lib/dump_stack.c:113
 warn_alloc.cold.117+0xb7/0x1bd mm/page_alloc.c:3426
 __alloc_pages_slowpath+0x2660/0x2d70 mm/page_alloc.c:4297
rcu: 	
 (t=10627 jiffies g=37325 q=48)
rcu: rcu_preempt kthread starved for 10200 jiffies! g37325 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: RCU grace-period kthread stack dump:
rcu_preempt     R
  running task    
22696    10      2 0x80000000
Call Trace:
 context_switch kernel/sched/core.c:2826 [inline]
 __schedule+0x8cf/0x21d0 kernel/sched/core.c:3474
 schedule+0xfe/0x460 kernel/sched/core.c:3518
 schedule_timeout+0x140/0x260 kernel/time/timer.c:1804
 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
 rcu_gp_fqs_loop+0x762/0xa80 kernel/rcu/tree.c:1934
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1409 [inline]
 cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677
 fallback_alloc+0x204/0x2e0 mm/slab.c:3219
 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
 slab_alloc_node mm/slab.c:3327 [inline]
 kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
 alloc_skb include/linux/skbuff.h:997 [inline]
 ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
 ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
 addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
 rcu_gp_kthread+0x341/0xc70 kernel/rcu/tree.c:2090
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
 __do_softirq+0x308/0xb7e kernel/softirq.c:292
 kthread+0x35a/0x420 kernel/kthread.c:246
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:350
NMI backtrace for cpu 1
 invoke_softirq kernel/softirq.c:373 [inline]
 irq_exit+0x17f/0x1c0 kernel/softirq.c:413
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:801
 </IRQ>
RIP: 0010:arch_atomic64_inc arch/x86/include/asm/atomic64_64.h:88 [inline]
RIP: 0010:atomic64_inc include/asm-generic/atomic-instrumented.h:119 [inline]
RIP: 0010:atomic_long_inc include/asm-generic/atomic-long.h:123 [inline]
RIP: 0010:memcg_memory_event include/linux/memcontrol.h:770 [inline]
RIP: 0010:shrink_node+0x5d5/0x16b0 mm/vmscan.c:2734
Code: 00 41 80 4c 24 18 10 e9 2f ff ff ff e8 a4 c5 d6 ff 48 8d bb 88 0a 00 00 be 08 00 00 00 e8 b3 8d 19 00 f0 48 ff 83 88 0a 00 00 <48> 8d bb c8 04 00 00 e8 7f fb ce ff e9 8e fd ff ff e8 75 c5 d6 ff
RSP: 0000:ffff8801d9a4e4e0 EFLAGS: 00000206 ORIG_RAX: ffffffffffffff13
RAX: ffffed0037b0cd92 RBX: ffff8801bd866200 RCX: ffffffff81a75c3d
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8801bd866c88
RBP: ffff8801d9a4e760 R08: ffffed0037b0cd92 R09: ffffed0037b0cd91
R10: ffffed0037b0cd91 R11: ffff8801bd866c8f R12: ffff8801d9a4e930
R13: 0000000000000008 R14: 0000000000000000 R15: dffffc0000000000
 shrink_zones mm/vmscan.c:2974 [inline]
 do_try_to_free_pages+0x3e7/0x1290 mm/vmscan.c:3036
 try_to_free_pages+0x4d0/0xb90 mm/vmscan.c:3251
 __perform_reclaim mm/page_alloc.c:3769 [inline]
 __alloc_pages_direct_reclaim mm/page_alloc.c:3790 [inline]
 __alloc_pages_slowpath+0x9c4/0x2d70 mm/page_alloc.c:4191
 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
 alloc_pages_current+0x173/0x350 mm/mempolicy.c:2093
 alloc_pages include/linux/gfp.h:509 [inline]
 __page_cache_alloc+0x38c/0x5c0 mm/filemap.c:946
 page_cache_read mm/filemap.c:2385 [inline]
 filemap_fault+0x1594/0x25f0 mm/filemap.c:2569
 ext4_filemap_fault+0x82/0xad fs/ext4/inode.c:6259
 __do_fault+0x100/0x6b0 mm/memory.c:2993
 do_read_fault mm/memory.c:3405 [inline]
 do_fault mm/memory.c:3505 [inline]
 handle_pte_fault mm/memory.c:3736 [inline]
 __handle_mm_fault+0x307c/0x5920 mm/memory.c:3860
 handle_mm_fault+0x54f/0xc70 mm/memory.c:3897
 do_user_addr_fault arch/x86/mm/fault.c:1423 [inline]
 __do_page_fault+0x5e8/0xe60 arch/x86/mm/fault.c:1489
 do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1520
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1136
RIP: 0033:0x7fc249fc4dd3
Code: Bad RIP value.
RSP: 002b:00007ffe13bee008 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00007ffe13bee1b0 RCX: 00007fc249fc4dd3
RDX: 0000000000000000 RSI: 00007ffe13bee360 RDI: 000000000000000b
RBP: 00007ffe13bee360 R08: 00007ffe13bee3e0 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00007ffe13bee740 R14: 0000000000000000 R15: 0000000000000000
warn_alloc_show_mem: 1 callbacks suppressed
CPU: 1 PID: 16963 Comm: syz-executor5 Not tainted 4.19.0+ #135
Mem-Info:
active_anon:58585 inactive_anon:2021 isolated_anon:0
 active_file:15 inactive_file:14 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:9340 slab_unreclaimable:1460415
 mapped:49154 shmem:4233 pagetables:649 bounce:0
 free:13704 free_pcp:214 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
Node 0 active_anon:234340kB inactive_anon:8084kB active_file:60kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 0 
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x244/0x39d 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
 2818
 nmi_cpu_backtrace.cold.1+0x5c/0xa1 lib/nmi_backtrace.c:101
 6321 6321
 nmi_trigger_cpumask_backtrace+0x1b3/0x1ed lib/nmi_backtrace.c:62
Node 0 
 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38
DMA32 free:25260kB min:30052kB low:37564kB high:45076kB active_anon:140kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
 trigger_single_cpu_backtrace include/linux/nmi.h:162 [inline]
 rcu_dump_cpu_stacks+0x16f/0x1bc kernel/rcu/tree.c:1195
lowmem_reserve[]:
 print_cpu_stall.cold.67+0x1f3/0x3c7 kernel/rcu/tree.c:1334
 0 0
 3503
 3503
Node 0 
Normal free:13648kB min:37364kB low:46704kB high:56044kB active_anon:234200kB inactive_anon:8084kB active_file:60kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5376kB pagetables:2596kB bounce:0kB free_pcp:608kB local_pcp:360kB free_cma:0kB
lowmem_reserve[]:
 0
 0
 0
 0
Node 0 
 check_cpu_stall kernel/rcu/tree.c:1408 [inline]
 rcu_pending kernel/rcu/tree.c:2961 [inline]
 rcu_check_callbacks+0xf3b/0x13f0 kernel/rcu/tree.c:2506
DMA: 
1*4kB 
(U) 
0*8kB 
0*16kB 
1*32kB 
(U) 
2*64kB 
(U) 1*128kB 
(U) 
1*256kB (U) 
0*512kB 
1*1024kB 
(U) 1*2048kB 
(M) 
3*4096kB 
(M) 
= 15908kB
Node 0 
DMA32: 
5*4kB 
(M) 
1*8kB 
(U) 
3*16kB (M) 
3*32kB 
(UM) 
4*64kB 
(M) 
4*128kB 
 update_process_times+0x2d/0x70 kernel/time/timer.c:1636
(M) 
 tick_sched_handle+0x9f/0x180 kernel/time/tick-sched.c:164
3*256kB 
 tick_sched_timer+0x45/0x130 kernel/time/tick-sched.c:1274
(UM) 
 __run_hrtimer kernel/time/hrtimer.c:1398 [inline]
 __hrtimer_run_queues+0x41c/0x10d0 kernel/time/hrtimer.c:1460
4*512kB 
(UM) 3*1024kB 
(UM) 
3*2048kB 
(UM) 
3*4096kB 
(M) 
= 25260kB
Node 0 
Normal: 
826*4kB 
(UMEH) 
 hrtimer_interrupt+0x313/0x780 kernel/time/hrtimer.c:1518
457*8kB (UMEH) 
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1034 [inline]
 smp_apic_timer_interrupt+0x1a1/0x760 arch/x86/kernel/apic/apic.c:1059
222*16kB 
(UMEH) 
66*32kB 
(UMEH) 
2*64kB 
(H) 3*128kB 
(H) 2*256kB 
(H) 
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:801
0*512kB 
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:761 [inline]
RIP: 0010:slab_alloc_node mm/slab.c:3329 [inline]
RIP: 0010:kmem_cache_alloc_node+0x247/0x730 mm/slab.c:3642
0*1024kB 
Code: 41 7e 0f 85 32 ff ff ff e8 55 f9 3f ff e9 28 ff ff ff e8 ac c3 c3 ff 48 83 3d 04 72 91 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 1a 90
0*2048kB 
RSP: 0018:ffff8801daf07450 EFLAGS: 00000286
0*4096kB 
 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003a919541
= 13648kB
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
RBP: ffff8801daf074c0 R08: ffff8801d48caa08 R09: 0000000000000002
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
R10: 0000000000000000 R11: ffff8801d48ca140 R12: ffff8801d9a05040
4262 total pagecache pages
R13: ffff8801d9a05040 R14: 0000000000000000 R15: 0000000000000286
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
Total swap = 0kB
1965979 pages RAM
0 pages HighMem/MovableOnly
342867 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
init cpuset=
/
 mems_allowed=0
 alloc_skb include/linux/skbuff.h:997 [inline]
 ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
 ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
 addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
 __do_softirq+0x308/0xb7e kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:373 [inline]
 irq_exit+0x17f/0x1c0 kernel/softirq.c:413
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:801
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:761 [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 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 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 1a 90
RSP: 0018:ffff88019867f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801d48ca9c0 RDI: 0000000000000286
RBP: ffff88019867f7a8 R08: ffff8801d48ca140 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
 skb_clone+0x1bb/0x500 net/core/skbuff.c:1280
 ____bpf_clone_redirect net/core/filter.c:2080 [inline]
 bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2067
 bpf_prog_3d1649e183dc2cc1+0x84/0x1000
CPU: 0 PID: 1 Comm: init Not tainted 4.19.0+ #135
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x244/0x39d lib/dump_stack.c:113
syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
 warn_alloc.cold.117+0xb7/0x1bd mm/page_alloc.c:3426
syz-executor5 cpuset=
syz5
 mems_allowed=0
 __alloc_pages_slowpath+0x2660/0x2d70 mm/page_alloc.c:4297
 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1409 [inline]
 cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677
 fallback_alloc+0x204/0x2e0 mm/slab.c:3219
 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
 slab_alloc_node mm/slab.c:3327 [inline]
 kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
 alloc_skb include/linux/skbuff.h:997 [inline]
 ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
 ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
 addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
 __do_softirq+0x308/0xb7e kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:373 [inline]
 irq_exit+0x17f/0x1c0 kernel/softirq.c:413
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:801
 </IRQ>
RIP: 0010:arch_atomic64_inc arch/x86/include/asm/atomic64_64.h:88 [inline]
RIP: 0010:atomic64_inc include/asm-generic/atomic-instrumented.h:119 [inline]
RIP: 0010:atomic_long_inc include/asm-generic/atomic-long.h:123 [inline]
RIP: 0010:memcg_memory_event include/linux/memcontrol.h:770 [inline]
RIP: 0010:shrink_node+0x5d5/0x16b0 mm/vmscan.c:2734
Code: 00 41 80 4c 24 18 10 e9 2f ff ff ff e8 a4 c5 d6 ff 48 8d bb 88 0a 00 00 be 08 00 00 00 e8 b3 8d 19 00 f0 48 ff 83 88 0a 00 00 <48> 8d bb c8 04 00 00 e8 7f fb ce ff e9 8e fd ff ff e8 75 c5 d6 ff
RSP: 0000:ffff8801d9a4e4e0 EFLAGS: 00000206 ORIG_RAX: ffffffffffffff13
RAX: ffffed0037b0cd92 RBX: ffff8801bd866200 RCX: ffffffff81a75c3d
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8801bd866c88
RBP: ffff8801d9a4e760 R08: ffffed0037b0cd92 R09: ffffed0037b0cd91
R10: ffffed0037b0cd91 R11: ffff8801bd866c8f R12: ffff8801d9a4e930
R13: 0000000000000008 R14: 0000000000000000 R15: dffffc0000000000
 shrink_zones mm/vmscan.c:2974 [inline]
 do_try_to_free_pages+0x3e7/0x1290 mm/vmscan.c:3036
 try_to_free_pages+0x4d0/0xb90 mm/vmscan.c:3251
 __perform_reclaim mm/page_alloc.c:3769 [inline]
 __alloc_pages_direct_reclaim mm/page_alloc.c:3790 [inline]
 __alloc_pages_slowpath+0x9c4/0x2d70 mm/page_alloc.c:4191
 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
 alloc_pages_current+0x173/0x350 mm/mempolicy.c:2093
 alloc_pages include/linux/gfp.h:509 [inline]
 __page_cache_alloc+0x38c/0x5c0 mm/filemap.c:946
 page_cache_read mm/filemap.c:2385 [inline]
 filemap_fault+0x1594/0x25f0 mm/filemap.c:2569
 ext4_filemap_fault+0x82/0xad fs/ext4/inode.c:6259
 __do_fault+0x100/0x6b0 mm/memory.c:2993
 do_read_fault mm/memory.c:3405 [inline]
 do_fault mm/memory.c:3505 [inline]
 handle_pte_fault mm/memory.c:3736 [inline]
 __handle_mm_fault+0x307c/0x5920 mm/memory.c:3860
 handle_mm_fault+0x54f/0xc70 mm/memory.c:3897
 do_user_addr_fault arch/x86/mm/fault.c:1423 [inline]
 __do_page_fault+0x5e8/0xe60 arch/x86/mm/fault.c:1489
 do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1520
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1136
RIP: 0033:0x7fc249fc4dd3
Code: Bad RIP value.
RSP: 002b:00007ffe13bee008 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00007ffe13bee1b0 RCX: 00007fc249fc4dd3
RDX: 0000000000000000 RSI: 00007ffe13bee360 RDI: 000000000000000b
RBP: 00007ffe13bee360 R08: 00007ffe13bee3e0 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00007ffe13bee740 R14: 0000000000000000 R15: 0000000000000000
Mem-Info:
CPU: 1 PID: 16963 Comm: syz-executor5 Not tainted 4.19.0+ #135
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
active_anon:58585 inactive_anon:2021 isolated_anon:0
 active_file:15 inactive_file:14 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:9340 slab_unreclaimable:1460415
 mapped:49154 shmem:4233 pagetables:649 bounce:0
 free:13704 free_pcp:214 free_cma:0
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x244/0x39d lib/dump_stack.c:113
 warn_alloc.cold.117+0xb7/0x1bd mm/page_alloc.c:3426
 __alloc_pages_slowpath+0x2660/0x2d70 mm/page_alloc.c:4297
Node 0 active_anon:234340kB inactive_anon:8084kB active_file:60kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB 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
 2818 6321
 6321
Node 0 
DMA32 free:25260kB min:30052kB low:37564kB high:45076kB active_anon:140kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]:
 0
 0
 3503
 3503
Node 0 
Normal free:13648kB min:37364kB low:46704kB high:56044kB active_anon:234200kB inactive_anon:8084kB active_file:60kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5376kB pagetables:2596kB bounce:0kB free_pcp:608kB local_pcp:360kB free_cma:0kB
lowmem_reserve[]:
 0
 0
 0
 0
Node 0 
DMA: 
 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
1*4kB 
(U) 
0*8kB 
0*16kB 
1*32kB 
(U) 
2*64kB 
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1409 [inline]
 cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677
(U) 
1*128kB 
 fallback_alloc+0x204/0x2e0 mm/slab.c:3219
(U) 
 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
1*256kB 
 slab_alloc_node mm/slab.c:3327 [inline]
 kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
(U) 
0*512kB 
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
1*1024kB 
(U) 
1*2048kB (M) 
3*4096kB (M) 
= 15908kB
Node 0 
DMA32: 
5*4kB 
(M) 
 alloc_skb include/linux/skbuff.h:997 [inline]
 ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
1*8kB 
 ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
(U) 
 addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
3*16kB 
(M) 
 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
3*32kB 
(UM) 
4*64kB 
(M) 
4*128kB (M) 
3*256kB 
(UM) 
4*512kB 
(UM) 
3*1024kB 
(UM) 
3*2048kB 
(UM) 
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
3*4096kB 
(M) 
= 25260kB
Node 0 
Normal: 
826*4kB 
(UMEH) 
457*8kB 
(UMEH) 
222*16kB 
(UMEH) 
66*32kB 
(UMEH) 
2*64kB 
 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
(H) 
3*128kB 
 __do_softirq+0x308/0xb7e kernel/softirq.c:292
(H) 
2*256kB 
(H) 
0*512kB 
0*1024kB 
0*2048kB 
0*4096kB 
= 13648kB
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
4262 total pagecache pages
 invoke_softirq kernel/softirq.c:373 [inline]
 irq_exit+0x17f/0x1c0 kernel/softirq.c:413
0 pages in swap cache
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
Total swap = 0kB
1965979 pages RAM
0 pages HighMem/MovableOnly
342867 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
init cpuset=
/
 mems_allowed=0
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:801
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:761 [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 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 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 1a 90
RSP: 0018:ffff88019867f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801d48ca9c0 RDI: 0000000000000286
RBP: ffff88019867f7a8 R08: ffff8801d48ca140 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
 skb_clone+0x1bb/0x500 net/core/skbuff.c:1280
 ____bpf_clone_redirect net/core/filter.c:2080 [inline]
 bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2067
 bpf_prog_3d1649e183dc2cc1+0x84/0x1000
CPU: 0 PID: 1 Comm: init Not tainted 4.19.0+ #135
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
Call Trace:
syz-executor5 cpuset=
 <IRQ>
syz5 mems_allowed=0
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x244/0x39d lib/dump_stack.c:113
 warn_alloc.cold.117+0xb7/0x1bd mm/page_alloc.c:3426
 __alloc_pages_slowpath+0x2660/0x2d70 mm/page_alloc.c:4297
 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1409 [inline]
 cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677
 fallback_alloc+0x204/0x2e0 mm/slab.c:3219
 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
 slab_alloc_node mm/slab.c:3327 [inline]
 kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
 alloc_skb include/linux/skbuff.h:997 [inline]
 ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
 ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
 addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
 __do_softirq+0x308/0xb7e kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:373 [inline]
 irq_exit+0x17f/0x1c0 kernel/softirq.c:413
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:801
 </IRQ>
RIP: 0010:arch_atomic64_inc arch/x86/include/asm/atomic64_64.h:88 [inline]
RIP: 0010:atomic64_inc include/asm-generic/atomic-instrumented.h:119 [inline]
RIP: 0010:atomic_long_inc include/asm-generic/atomic-long.h:123 [inline]
RIP: 0010:memcg_memory_event include/linux/memcontrol.h:770 [inline]
RIP: 0010:shrink_node+0x5d5/0x16b0 mm/vmscan.c:2734
Code: 00 41 80 4c 24 18 10 e9 2f ff ff ff e8 a4 c5 d6 ff 48 8d bb 88 0a 00 00 be 08 00 00 00 e8 b3 8d 19 00 f0 48 ff 83 88 0a 00 00 <48> 8d bb c8 04 00 00 e8 7f fb ce ff e9 8e fd ff ff e8 75 c5 d6 ff
RSP: 0000:ffff8801d9a4e4e0 EFLAGS: 00000206 ORIG_RAX: ffffffffffffff13
RAX: ffffed0037b0cd92 RBX: ffff8801bd866200 RCX: ffffffff81a75c3d
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8801bd866c88
RBP: ffff8801d9a4e760 R08: ffffed0037b0cd92 R09: ffffed0037b0cd91
R10: ffffed0037b0cd91 R11: ffff8801bd866c8f R12: ffff8801d9a4e930
R13: 0000000000000008 R14: 0000000000000000 R15: dffffc0000000000
 shrink_zones mm/vmscan.c:2974 [inline]
 do_try_to_free_pages+0x3e7/0x1290 mm/vmscan.c:3036
 try_to_free_pages+0x4d0/0xb90 mm/vmscan.c:3251
 __perform_reclaim mm/page_alloc.c:3769 [inline]
 __alloc_pages_direct_reclaim mm/page_alloc.c:3790 [inline]
 __alloc_pages_slowpath+0x9c4/0x2d70 mm/page_alloc.c:4191
 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
 alloc_pages_current+0x173/0x350 mm/mempolicy.c:2093
 alloc_pages include/linux/gfp.h:509 [inline]
 __page_cache_alloc+0x38c/0x5c0 mm/filemap.c:946
 page_cache_read mm/filemap.c:2385 [inline]
 filemap_fault+0x1594/0x25f0 mm/filemap.c:2569
 ext4_filemap_fault+0x82/0xad fs/ext4/inode.c:6259
 __do_fault+0x100/0x6b0 mm/memory.c:2993
 do_read_fault mm/memory.c:3405 [inline]
 do_fault mm/memory.c:3505 [inline]
 handle_pte_fault mm/memory.c:3736 [inline]
 __handle_mm_fault+0x307c/0x5920 mm/memory.c:3860
 handle_mm_fault+0x54f/0xc70 mm/memory.c:3897
 do_user_addr_fault arch/x86/mm/fault.c:1423 [inline]
 __do_page_fault+0x5e8/0xe60 arch/x86/mm/fault.c:1489
 do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1520
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1136
RIP: 0033:0x7fc249fc4dd3
Code: Bad RIP value.
RSP: 002b:00007ffe13bee008 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00007ffe13bee1b0 RCX: 00007fc249fc4dd3
RDX: 0000000000000000 RSI: 00007ffe13bee360 RDI: 000000000000000b
RBP: 00007ffe13bee360 R08: 00007ffe13bee3e0 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00007ffe13bee740 R14: 0000000000000000 R15: 0000000000000000
CPU: 1 PID: 16963 Comm: syz-executor5 Not tainted 4.19.0+ #135
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:58585 inactive_anon:2021 isolated_anon:0
 active_file:15 inactive_file:14 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:9340 slab_unreclaimable:1460415
 mapped:49154 shmem:4233 pagetables:649 bounce:0
 free:13704 free_pcp:214 free_cma:0
Call Trace:
Node 0 active_anon:234340kB inactive_anon:8084kB active_file:60kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 0 
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x244/0x39d 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.117+0xb7/0x1bd mm/page_alloc.c:3426
 0
 2818 6321
 6321
Node 0 DMA32 free:25260kB min:30052kB low:37564kB high:45076kB active_anon:140kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
 __alloc_pages_slowpath+0x2660/0x2d70 mm/page_alloc.c:4297
lowmem_reserve[]: 0
 0
 3503 3503
Node 0 
Normal free:13648kB min:37364kB low:46704kB high:56044kB active_anon:234200kB inactive_anon:8084kB active_file:60kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5376kB pagetables:2596kB bounce:0kB free_pcp:608kB local_pcp:360kB free_cma:0kB
lowmem_reserve[]:
 0
 0
 0 0
Node 0 
DMA: 1*4kB 
(U) 
0*8kB 0*16kB 
1*32kB 
(U) 
2*64kB 
(U) 1*128kB 
(U) 
1*256kB 
(U) 0*512kB 
1*1024kB 
(U) 
1*2048kB 
(M) 
 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
3*4096kB 
(M) 
= 15908kB
Node 0 
DMA32: 5*4kB 
(M) 
1*8kB (U) 
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1409 [inline]
 cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677
3*16kB (M) 
3*32kB 
 fallback_alloc+0x204/0x2e0 mm/slab.c:3219
(UM) 
 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
4*64kB (M) 
 slab_alloc_node mm/slab.c:3327 [inline]
 kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
4*128kB (M) 
3*256kB (UM) 
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
4*512kB 
(UM) 
3*1024kB (UM) 
3*2048kB (UM) 
3*4096kB 
(M) = 25260kB
Node 0 
Normal: 
 alloc_skb include/linux/skbuff.h:997 [inline]
 ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
826*4kB 
 ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
(UMEH) 
 addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
457*8kB (UMEH) 
222*16kB 
 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
(UMEH) 66*32kB 
(UMEH) 2*64kB 
(H) 3*128kB 
(H) 2*256kB 
(H) 0*512kB 
0*1024kB 0*2048kB 
0*4096kB = 13648kB
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
4262 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
342867 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
init cpuset=
/
 mems_allowed=0
 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
 __do_softirq+0x308/0xb7e kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:373 [inline]
 irq_exit+0x17f/0x1c0 kernel/softirq.c:413
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:801
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:761 [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 b6 d9 3f ff e9 c5 fe ff ff e8 0d a4 c3 ff 48 83 3d 65 52 91 07 00 0f 84 41 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 1a 90
RSP: 0018:ffff88019867f740 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801d48ca9c0 RDI: 0000000000000286
RBP: ffff88019867f7a8 R08: ffff8801d48ca140 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8801d9a05040 R14: ffff8801d9a05040 R15: 0000000000480020
 skb_clone+0x1bb/0x500 net/core/skbuff.c:1280
 ____bpf_clone_redirect net/core/filter.c:2080 [inline]
 bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2067
 bpf_prog_3d1649e183dc2cc1+0x84/0x1000
CPU: 0 PID: 1 Comm: init Not tainted 4.19.0+ #135
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x244/0x39d lib/dump_stack.c:113
 warn_alloc.cold.117+0xb7/0x1bd mm/page_alloc.c:3426
syz-executor5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-executor5 cpuset=
syz5
 mems_allowed=0
 __alloc_pages_slowpath+0x2660/0x2d70 mm/page_alloc.c:4297
 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1409 [inline]
 cache_grow_begin+0xa5/0x8c0 mm/slab.c:2677
 fallback_alloc+0x204/0x2e0 mm/slab.c:3219
 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
 slab_alloc_node mm/slab.c:3327 [inline]
 kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
 alloc_skb include/linux/skbuff.h:997 [inline]
 ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
 ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
 addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
 __do_softirq+0x308/0xb7e kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:373 [inline]
 irq_exit+0x17f/0x1c0 kernel/softirq.c:413
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1061
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:801
 </IRQ>
RIP: 0010:arch_atomic64_inc arch/x86/include/asm/atomic64_64.h:88 [inline]
RIP: 0010:atomic64_inc include/asm-generic/atomic-instrumented.h:119 [inline]
RIP: 0010:atomic_long_inc include/asm-generic/atomic-long.h:123 [inline]
RIP: 0010:memcg_memory_event include/linux/memcontrol.h:770 [inline]
RIP: 0010:shrink_node+0x5d5/0x16b0 mm/vmscan.c:2734
Code: 00 41 80 4c 24 18 10 e9 2f ff ff ff e8 a4 c5 d6 ff 48 8d bb 88 0a 00 00 be 08 00 00 00 e8 b3 8d 19 00 f0 48 ff 83 88 0a 00 00 <48> 8d bb c8 04 00 00 e8 7f fb ce ff e9 8e fd ff ff e8 75 c5 d6 ff
RSP: 0000:ffff8801d9a4e4e0 EFLAGS: 00000206 ORIG_RAX: ffffffffffffff13
RAX: ffffed0037b0cd92 RBX: ffff8801bd866200 RCX: ffffffff81a75c3d
RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff8801bd866c88
RBP: ffff8801d9a4e760 R08: ffffed0037b0cd92 R09: ffffed0037b0cd91
R10: ffffed0037b0cd91 R11: ffff8801bd866c8f R12: ffff8801d9a4e930
R13: 0000000000000008 R14: 0000000000000000 R15: dffffc0000000000
 shrink_zones mm/vmscan.c:2974 [inline]
 do_try_to_free_pages+0x3e7/0x1290 mm/vmscan.c:3036
 try_to_free_pages+0x4d0/0xb90 mm/vmscan.c:3251
 __perform_reclaim mm/page_alloc.c:3769 [inline]
 __alloc_pages_direct_reclaim mm/page_alloc.c:3790 [inline]
 __alloc_pages_slowpath+0x9c4/0x2d70 mm/page_alloc.c:4191
 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
 alloc_pages_current+0x173/0x350 mm/mempolicy.c:2093
 alloc_pages include/linux/gfp.h:509 [inline]
 __page_cache_alloc+0x38c/0x5c0 mm/filemap.c:946
 page_cache_read mm/filemap.c:2385 [inline]
 filemap_fault+0x1594/0x25f0 mm/filemap.c:2569
 ext4_filemap_fault+0x82/0xad fs/ext4/inode.c:6259
 __do_fault+0x100/0x6b0 mm/memory.c:2993
 do_read_fault mm/memory.c:3405 [inline]
 do_fault mm/memory.c:3505 [inline]
 handle_pte_fault mm/memory.c:3736 [inline]
 __handle_mm_fault+0x307c/0x5920 mm/memory.c:3860
 handle_mm_fault+0x54f/0xc70 mm/memory.c:3897
 do_user_addr_fault arch/x86/mm/fault.c:1423 [inline]
 __do_page_fault+0x5e8/0xe60 arch/x86/mm/fault.c:1489
 do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1520
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1136
RIP: 0033:0x7fc249fc4dd3
Code: Bad RIP value.
RSP: 002b:00007ffe13bee008 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00007ffe13bee1b0 RCX: 00007fc249fc4dd3
RDX: 0000000000000000 RSI: 00007ffe13bee360 RDI: 000000000000000b
RBP: 00007ffe13bee360 R08: 00007ffe13bee3e0 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00007ffe13bee740 R14: 0000000000000000 R15: 0000000000000000
warn_alloc_show_mem: 1 callbacks suppressed
CPU: 1 PID: 16963 Comm: syz-executor5 Not tainted 4.19.0+ #135
Mem-Info:
active_anon:58585 inactive_anon:2021 isolated_anon:0
 active_file:15 inactive_file:14 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:9340 slab_unreclaimable:1460415
 mapped:49154 shmem:4233 pagetables:649 bounce:0
 free:13704 free_pcp:214 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
Node 0 active_anon:234340kB inactive_anon:8084kB active_file:60kB inactive_file:56kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:196616kB dirty:0kB writeback:0kB shmem:16932kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 208896kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 0 
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x244/0x39d 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.117+0xb7/0x1bd mm/page_alloc.c:3426
 0
 2818 6321
 6321
Node 0 
 __alloc_pages_slowpath+0x2660/0x2d70 mm/page_alloc.c:4297
DMA32 free:25260kB min:30052kB low:37564kB high:45076kB active_anon:140kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2888720kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]:
 0 0
 3503
 3503
Node 0 
Normal free:13648kB min:37364kB low:46704kB high:56044kB active_anon:234200kB inactive_anon:8084kB active_file:60kB inactive_file:56kB unevictable:0kB writepending:0kB present:4718592kB managed:3587820kB mlocked:0kB kernel_stack:5376kB pagetables:2596kB bounce:0kB free_pcp:608kB local_pcp:360kB 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 
(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+0xa5/0x8c0 mm/slab.c:2677
= 15908kB
Node 0 
 fallback_alloc+0x204/0x2e0 mm/slab.c:3219
DMA32: 5*4kB 
 ____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
(M) 
 slab_alloc_node mm/slab.c:3327 [inline]
 kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
1*8kB 
(U) 
 __alloc_skb+0x119/0x770 net/core/skbuff.c:193
3*16kB 
(M) 
3*32kB (UM) 
4*64kB (M) 
4*128kB 
(M) 
3*256kB (UM) 
4*512kB 
 alloc_skb include/linux/skbuff.h:997 [inline]
 nlmsg_new include/net/netlink.h:654 [inline]
 __br_mdb_notify+0x4ff/0x15d0 net/bridge/br_mdb.c:407
(UM) 
3*1024kB 
(UM) 
3*2048kB (UM) 
3*4096kB 
(M) 
= 25260kB
Node 0 
Normal: 
826*4kB 
 br_mdb_notify+0x310/0x410 net/bridge/br_mdb.c:440
(UMEH) 
457*8kB 
 br_multicast_del_pg+0x3df/0x790 net/bridge/br_multicast.c:292
(UMEH) 
222*16kB (UMEH) 
66*32kB 
(UMEH) 2*64kB 
 br_multicast_port_group_expired+0x189/0x1e0 net/bridge/br_multicast.c:316
(H) 
 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
3*128kB 
(H) 
2*256kB 
(H) 
0*512kB 
0*1024kB 
0*2048kB 
0*4096kB 
= 13648kB
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
4262 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
Free swap  = 0kB
Total swap = 0kB
1965979 pages RAM
0 pages HighMem/MovableOnly
342867 pages reserved