CPU: 1 PID: 1 Comm: init Not tainted 4.19.0-rc5+ #106 rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: rcu: (detected by 0, t=10585 jiffies, g=41753, q=140) __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113 rcu: All QSes seen, last rcu_preempt kthread activity 10483 (4294981801-4294971318), jiffies_till_next_fqs=1, root ->qsmask 0x0 warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426 syz-executor1 R running task 20776 18500 5370 0x8000000c Call Trace: __alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297 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 update_process_times+0x2d/0x70 kernel/time/timer.c:1636 alloc_skb include/linux/skbuff.h:997 [inline] ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403 tick_sched_handle+0x9f/0x180 kernel/time/tick-sched.c:164 ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669 tick_sched_timer+0x45/0x130 kernel/time/tick-sched.c:1274 addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3820 __run_hrtimer kernel/time/hrtimer.c:1398 [inline] __hrtimer_run_queues+0x41c/0x10d0 kernel/time/hrtimer.c:1460 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326 hrtimer_interrupt+0x313/0x780 kernel/time/hrtimer.c:1518 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1029 [inline] smp_apic_timer_interrupt+0x1a1/0x760 arch/x86/kernel/apic/apic.c:1054 expire_timers kernel/time/timer.c:1363 [inline] __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline] RIP: 0010:slab_alloc_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 25 f0 3e ff e9 28 ff ff ff e8 7c 33 c3 ff 48 83 3d 5c 64 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 32 e8 RSP: 0000:ffff8801dae07450 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff100395d95a9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286 RBP: ffff8801dae074c0 R08: ffff8801caecad48 R09: 0000000000000002 R10: 0000000000000000 R11: ffff8801caeca480 R12: ffff8801d9be7680 R13: ffff8801d9be7680 R14: 0000000000000000 R15: 0000000000000286 run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695 __do_softirq+0x30b/0xad8 kernel/softirq.c:292 __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 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3820 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056 call_timer_fn+0x272/0x920 kernel/time/timer.c:1326 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864 RIP: 0010:arch_local_irq_restore+0x4a/0x52 arch/x86/include/asm/paravirt.h:788 Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 a9 32 18 fa 48 83 3d a9 1e 88 01 00 75 07 e8 1a e2 d4 f9 0f 0b e8 13 e2 d4 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 5d 32 18 fa 4c 8b 45 d0 e9 RSP: 0000:ffff8801d9a4e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 expire_timers kernel/time/timer.c:1363 [inline] __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682 RAX: ffff8801d9a40040 RBX: 0000000000000293 RCX: 1ffff1003b348126 RDX: 0000000000000000 RSI: ffffffff87a9d36d RDI: 0000000000000293 RBP: ffff8801d9a4e240 R08: ffff8801d9a40930 R09: 0000000000000006 R10: 0000000000000000 R11: ffff8801d9a40040 R12: 0000000000000293 R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f200 dump_stack+0x26a/0x2b4 lib/dump_stack.c:118 dump_header+0x27b/0xf72 mm/oom_kill.c:441 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 oom_kill_process.cold.27+0x10/0x903 mm/oom_kill.c:953 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline] RIP: 0010:slab_alloc mm/slab.c:3385 [inline] RIP: 0010:kmem_cache_alloc+0x297/0x730 mm/slab.c:3552 Code: 7e 0f 85 cf fe ff ff e8 86 d0 3e ff e9 c5 fe ff ff e8 dd 13 c3 ff 48 83 3d bd 44 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 32 e8 RSP: 0000:ffff880195e3f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffff8801caecad00 RDI: 0000000000000286 RBP: ffff880195e3f7b0 R08: ffff8801caeca480 R09: 0000000000000000 out_of_memory+0xa84/0x1430 mm/oom_kill.c:1120 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: ffff8801d9be7680 R14: ffff8801d9be7680 R15: 0000000000480020 skb_clone+0x1bb/0x500 net/core/skbuff.c:1280 __alloc_pages_may_oom mm/page_alloc.c:3522 [inline] __alloc_pages_slowpath+0x2318/0x2d80 mm/page_alloc.c:4235 ____bpf_clone_redirect net/core/filter.c:2075 [inline] bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2062 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390 bpf_prog_bebbfe2050753572+0x22d/0x1000 alloc_pages_current+0x10c/0x210 mm/mempolicy.c:2093 alloc_pages include/linux/gfp.h:509 [inline] __page_cache_alloc+0x38f/0x5b0 mm/filemap.c:946 page_cache_read mm/filemap.c:2385 [inline] filemap_fault+0x1594/0x25f0 mm/filemap.c:2569 rcu: rcu_preempt kthread starved for 10483 jiffies! g41753 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 rcu: RCU grace-period kthread stack dump: rcu_preempt R ext4_filemap_fault+0x82/0xad fs/ext4/inode.c:6259 running task __do_fault+0x100/0x6b0 mm/memory.c:3240 22560 10 2 0x80000000 Call Trace: context_switch kernel/sched/core.c:2825 [inline] __schedule+0x86c/0x1ed0 kernel/sched/core.c:3473 do_read_fault mm/memory.c:3652 [inline] do_fault mm/memory.c:3752 [inline] handle_pte_fault mm/memory.c:3983 [inline] __handle_mm_fault+0x3709/0x53e0 mm/memory.c:4107 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 handle_mm_fault+0x54f/0xc70 mm/memory.c:4144 __do_page_fault+0x67d/0xed0 arch/x86/mm/fault.c:1395 do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1470 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1161 RIP: 0033:0x7f68b0272dd3 Code: Bad RIP value. RSP: 002b:00007ffe2a4fedc8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 00007ffe2a4fef70 RCX: 00007f68b0272dd3 RDX: 0000000000000000 RSI: 00007ffe2a4ff120 RDI: 000000000000000b RBP: 00007ffe2a4ff120 R08: 00007ffe2a4ff1a0 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00007ffe2a4ff500 R14: 0000000000000000 R15: 0000000000000000 warn_alloc_show_mem: 1 callbacks suppressed Mem-Info: active_anon:50019 inactive_anon:113 isolated_anon:0 active_file:14 inactive_file:17 isolated_file:1 unevictable:0 dirty:0 writeback:0 unstable:0 slab_reclaimable:9472 slab_unreclaimable:1472235 mapped:32770 shmem:119 pagetables:544 bounce:0 free:13717 free_pcp:300 free_cma:0 Node 0 active_anon:200076kB inactive_anon:452kB active_file:56kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:131080kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB 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:25200kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 3503 3503 Node 0 Normal free:13760kB min:37352kB low:46688kB high:56024kB active_anon:200076kB inactive_anon:452kB active_file:56kB inactive_file:68kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5312kB pagetables:2176kB bounce:0kB free_pcp:952kB local_pcp:704kB 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) 3*4096kB (M) = 15908kB kthread+0x35a/0x420 kernel/kthread.c:246 Node 0 DMA32: 4*4kB (M) 0*8kB ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413 2*16kB ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb (M) 2*32kB syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) (M) syz-executor1 cpuset= 4*64kB (M) syz1 4*128kB (UM) mems_allowed=0 3*256kB CPU: 0 PID: 18500 Comm: syz-executor1 Not tainted 4.19.0-rc5+ #106 (M) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 4*512kB Call Trace: (UM) 3*1024kB (UM) __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113 3*2048kB (M) warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426 3*4096kB (M) = 25200kB Node 0 Normal: __alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297 920*4kB (UMEH) 444*8kB (MEH) 196*16kB (UME) 50*32kB (UMEH) 6*64kB (UMH) 1*128kB (H) 1*256kB (H) 2*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13760kB 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 151 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 342307 pages reserved 0 pages cma reserved ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390 init cpuset= / mems_allowed=0 __alloc_pages include/linux/gfp.h:473 [inline] __alloc_pages_node include/linux/gfp.h:486 [inline] kmem_getpages mm/slab.c:1409 [inline] cache_grow_begin+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+0x314/0x690 net/ipv6/addrconf.c:3820 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 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline] RIP: 0010:slab_alloc mm/slab.c:3385 [inline] RIP: 0010:kmem_cache_alloc+0x297/0x730 mm/slab.c:3552 Code: 7e 0f 85 cf fe ff ff e8 86 d0 3e ff e9 c5 fe ff ff e8 dd 13 c3 ff 48 83 3d bd 44 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 32 e8 RSP: 0000:ffff880195e3f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffff8801caecad00 RDI: 0000000000000286 RBP: ffff880195e3f7b0 R08: ffff8801caeca480 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+0x22d/0x1000 CPU: 1 PID: 1 Comm: init Not tainted 4.19.0-rc5+ #106 Mem-Info: active_anon:50019 inactive_anon:113 isolated_anon:0 active_file:14 inactive_file:17 isolated_file:1 unevictable:0 dirty:0 writeback:0 unstable:0 slab_reclaimable:9472 slab_unreclaimable:1472235 mapped:32770 shmem:119 pagetables:544 bounce:0 free:13717 free_pcp:300 free_cma:0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Node 0 active_anon:200076kB inactive_anon:452kB active_file:56kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:131080kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes Call Trace: Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113 lowmem_reserve[]: 0 2819 6323 warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426 6323 Node 0 DMA32 free:25200kB 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 __alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297 0 3503 3503 Node 0 Normal free:13760kB min:37352kB low:46688kB high:56024kB active_anon:200076kB inactive_anon:452kB active_file:56kB inactive_file:68kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5312kB pagetables:2176kB bounce:0kB free_pcp:952kB local_pcp:248kB 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) 3*4096kB __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390 (M) = 15908kB Node 0 DMA32: 4*4kB (M) 0*8kB 2*16kB __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) 2*32kB (M) fallback_alloc+0x203/0x2e0 mm/slab.c:3219 4*64kB ____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 4*128kB (UM) __alloc_skb+0x119/0x770 net/core/skbuff.c:193 3*256kB (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (M) 3*4096kB (M) alloc_skb include/linux/skbuff.h:997 [inline] ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403 = 25200kB ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669 Node 0 addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3820 Normal: 920*4kB call_timer_fn+0x272/0x920 kernel/time/timer.c:1326 (UMEH) 444*8kB (MEH) 196*16kB (UME) 50*32kB (UMEH) 6*64kB (UMH) 1*128kB (H) 1*256kB (H) 2*512kB (H) 0*1024kB 0*2048kB expire_timers kernel/time/timer.c:1363 [inline] __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682 0*4096kB = 13760kB 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 151 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 342307 pages reserved 0 pages cma reserved ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695 syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) syz-executor1 cpuset= __do_softirq+0x30b/0xad8 kernel/softirq.c:292 syz1 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 RIP: 0010:arch_local_irq_restore+0x4a/0x52 arch/x86/include/asm/paravirt.h:788 Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 a9 32 18 fa 48 83 3d a9 1e 88 01 00 75 07 e8 1a e2 d4 f9 0f 0b e8 13 e2 d4 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 5d 32 18 fa 4c 8b 45 d0 e9 RSP: 0000:ffff8801d9a4e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 RAX: ffff8801d9a40040 RBX: 0000000000000293 RCX: 1ffff1003b348126 RDX: 0000000000000000 RSI: ffffffff87a9d36d RDI: 0000000000000293 RBP: ffff8801d9a4e240 R08: ffff8801d9a40930 R09: 0000000000000006 R10: 0000000000000000 R11: ffff8801d9a40040 R12: 0000000000000293 R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f200 dump_stack+0x26a/0x2b4 lib/dump_stack.c:118 dump_header+0x27b/0xf72 mm/oom_kill.c:441 oom_kill_process.cold.27+0x10/0x903 mm/oom_kill.c:953 out_of_memory+0xa84/0x1430 mm/oom_kill.c:1120 __alloc_pages_may_oom mm/page_alloc.c:3522 [inline] __alloc_pages_slowpath+0x2318/0x2d80 mm/page_alloc.c:4235 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390 alloc_pages_current+0x10c/0x210 mm/mempolicy.c:2093 alloc_pages include/linux/gfp.h:509 [inline] __page_cache_alloc+0x38f/0x5b0 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:3240 do_read_fault mm/memory.c:3652 [inline] do_fault mm/memory.c:3752 [inline] handle_pte_fault mm/memory.c:3983 [inline] __handle_mm_fault+0x3709/0x53e0 mm/memory.c:4107 handle_mm_fault+0x54f/0xc70 mm/memory.c:4144 __do_page_fault+0x67d/0xed0 arch/x86/mm/fault.c:1395 do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1470 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1161 RIP: 0033:0x7f68b0272dd3 Code: Bad RIP value. RSP: 002b:00007ffe2a4fedc8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 00007ffe2a4fef70 RCX: 00007f68b0272dd3 RDX: 0000000000000000 RSI: 00007ffe2a4ff120 RDI: 000000000000000b RBP: 00007ffe2a4ff120 R08: 00007ffe2a4ff1a0 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00007ffe2a4ff500 R14: 0000000000000000 R15: 0000000000000000 CPU: 0 PID: 18500 Comm: syz-executor1 Not tainted 4.19.0-rc5+ #106 Mem-Info: active_anon:50019 inactive_anon:113 isolated_anon:0 active_file:14 inactive_file:17 isolated_file:1 unevictable:0 dirty:0 writeback:0 unstable:0 slab_reclaimable:9472 slab_unreclaimable:1472235 mapped:32770 shmem:119 pagetables:544 bounce:0 free:13717 free_pcp:300 free_cma:0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Node 0 active_anon:200076kB inactive_anon:452kB active_file:56kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:131080kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes Call Trace: Node 0 DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113 lowmem_reserve[]: 0 2819 warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426 6323 6323 Node 0 __alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297 DMA32 free:25200kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 3503 3503 Node 0 Normal free:13760kB min:37352kB low:46688kB high:56024kB active_anon:200076kB inactive_anon:452kB active_file:56kB inactive_file:68kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5312kB pagetables:2176kB bounce:0kB free_pcp:952kB local_pcp:704kB 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) 3*4096kB __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390 (M) = 15908kB Node 0 DMA32: 4*4kB (M) 0*8kB 2*16kB __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) 2*32kB (M) fallback_alloc+0x203/0x2e0 mm/slab.c:3219 4*64kB ____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 4*128kB (UM) 3*256kB __alloc_skb+0x119/0x770 net/core/skbuff.c:193 (M) 4*512kB (UM) 3*1024kB (UM) 3*2048kB (M) 3*4096kB (M) alloc_skb include/linux/skbuff.h:997 [inline] ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403 = 25200kB ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669 Node 0 addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3820 Normal: 920*4kB (UMEH) call_timer_fn+0x272/0x920 kernel/time/timer.c:1326 444*8kB (MEH) 196*16kB (UME) 50*32kB (UMEH) 6*64kB (UMH) 1*128kB (H) 1*256kB (H) 2*512kB (H) 0*1024kB 0*2048kB expire_timers kernel/time/timer.c:1363 [inline] __run_timers+0x7e5/0xc70 kernel/time/timer.c:1682 0*4096kB = 13760kB 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 151 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 342307 pages reserved 0 pages cma reserved ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695 init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) init 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 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline] RIP: 0010:slab_alloc mm/slab.c:3385 [inline] RIP: 0010:kmem_cache_alloc+0x297/0x730 mm/slab.c:3552 Code: 7e 0f 85 cf fe ff ff e8 86 d0 3e ff e9 c5 fe ff ff e8 dd 13 c3 ff 48 83 3d bd 44 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 32 e8 RSP: 0000:ffff880195e3f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffff8801caecad00 RDI: 0000000000000286 RBP: ffff880195e3f7b0 R08: ffff8801caeca480 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+0x22d/0x1000 CPU: 1 PID: 1 Comm: init Not tainted 4.19.0-rc5+ #106 ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113 syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426 syz-executor1 cpuset= syz1 mems_allowed=0 __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+0x314/0x690 net/ipv6/addrconf.c:3820 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 RIP: 0010:arch_local_irq_restore+0x4a/0x52 arch/x86/include/asm/paravirt.h:788 Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 a9 32 18 fa 48 83 3d a9 1e 88 01 00 75 07 e8 1a e2 d4 f9 0f 0b e8 13 e2 d4 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 5d 32 18 fa 4c 8b 45 d0 e9 RSP: 0000:ffff8801d9a4e238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 RAX: ffff8801d9a40040 RBX: 0000000000000293 RCX: 1ffff1003b348126 RDX: 0000000000000000 RSI: ffffffff87a9d36d RDI: 0000000000000293 RBP: ffff8801d9a4e240 R08: ffff8801d9a40930 R09: 0000000000000006 R10: 0000000000000000 R11: ffff8801d9a40040 R12: 0000000000000293 R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff8931f200 dump_stack+0x26a/0x2b4 lib/dump_stack.c:118 dump_header+0x27b/0xf72 mm/oom_kill.c:441 oom_kill_process.cold.27+0x10/0x903 mm/oom_kill.c:953 out_of_memory+0xa84/0x1430 mm/oom_kill.c:1120 __alloc_pages_may_oom mm/page_alloc.c:3522 [inline] __alloc_pages_slowpath+0x2318/0x2d80 mm/page_alloc.c:4235 __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390 alloc_pages_current+0x10c/0x210 mm/mempolicy.c:2093 alloc_pages include/linux/gfp.h:509 [inline] __page_cache_alloc+0x38f/0x5b0 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:3240 do_read_fault mm/memory.c:3652 [inline] do_fault mm/memory.c:3752 [inline] handle_pte_fault mm/memory.c:3983 [inline] __handle_mm_fault+0x3709/0x53e0 mm/memory.c:4107 handle_mm_fault+0x54f/0xc70 mm/memory.c:4144 __do_page_fault+0x67d/0xed0 arch/x86/mm/fault.c:1395 do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1470 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1161 RIP: 0033:0x7f68b0272dd3 Code: Bad RIP value. RSP: 002b:00007ffe2a4fedc8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 00007ffe2a4fef70 RCX: 00007f68b0272dd3 RDX: 0000000000000000 RSI: 00007ffe2a4ff120 RDI: 000000000000000b RBP: 00007ffe2a4ff120 R08: 00007ffe2a4ff1a0 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00007ffe2a4ff500 R14: 0000000000000000 R15: 0000000000000000 CPU: 0 PID: 18500 Comm: syz-executor1 Not tainted 4.19.0-rc5+ #106 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:50019 inactive_anon:113 isolated_anon:0 active_file:14 inactive_file:17 isolated_file:1 unevictable:0 dirty:0 writeback:0 unstable:0 slab_reclaimable:9472 slab_unreclaimable:1472235 mapped:32770 shmem:119 pagetables:544 bounce:0 free:13717 free_pcp:300 free_cma:0 Call Trace: Node 0 active_anon:200076kB inactive_anon:452kB active_file:56kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):4kB mapped:131080kB dirty:0kB writeback:0kB shmem:476kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 184320kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes 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[]: warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426 0 2819 6323 6323 Node 0 DMA32 free:25200kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890736kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB __alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297 lowmem_reserve[]: 0 0 3503 3503 Node 0 Normal free:13760kB min:37352kB low:46688kB high:56024kB active_anon:200076kB inactive_anon:452kB active_file:56kB inactive_file:68kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5312kB pagetables:2176kB bounce:0kB free_pcp:952kB local_pcp:704kB 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) 3*4096kB (M) = 15908kB __alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390 Node 0 DMA32: 4*4kB (M) 0*8kB 2*16kB (M) 2*32kB (M) 4*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+0x91/0x8c0 mm/slab.c:2677 (M) 4*128kB fallback_alloc+0x203/0x2e0 mm/slab.c:3219 (UM) 3*256kB ____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 4*512kB (UM) __alloc_skb+0x119/0x770 net/core/skbuff.c:193 3*1024kB (UM) 3*2048kB (M) 3*4096kB (M) = 25200kB Node 0 Normal: alloc_skb include/linux/skbuff.h:997 [inline] ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403 920*4kB ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669 (UMEH) addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3820 444*8kB (MEH) call_timer_fn+0x272/0x920 kernel/time/timer.c:1326 196*16kB (UME) 50*32kB (UMEH) 6*64kB (UMH) 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 1*128kB __do_softirq+0x30b/0xad8 kernel/softirq.c:292 (H) 1*256kB (H) 2*512kB (H) 0*1024kB 0*2048kB 0*4096kB = 13760kB 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 invoke_softirq kernel/softirq.c:372 [inline] irq_exit+0x17f/0x1c0 kernel/softirq.c:412 151 total pagecache pages exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 342307 pages reserved 0 pages cma reserved ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb 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:864 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline] RIP: 0010:slab_alloc mm/slab.c:3385 [inline] RIP: 0010:kmem_cache_alloc+0x297/0x730 mm/slab.c:3552 Code: 7e 0f 85 cf fe ff ff e8 86 d0 3e ff e9 c5 fe ff ff e8 dd 13 c3 ff 48 83 3d bd 44 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 32 e8 RSP: 0000:ffff880195e3f748 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffff8801caecad00 RDI: 0000000000000286 RBP: ffff880195e3f7b0 R08: ffff8801caeca480 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+0x22d/0x1000 CPU: 1 PID: 1 Comm: init Not tainted 4.19.0-rc5+ #106 ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: syz-executor1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) 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.119+0xb7/0x1bd mm/page_alloc.c:3426 __alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297