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 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 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 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 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 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 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 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 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 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 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