smpboot_thread_fn+0x6a3/0xa30 kernel/smpboot.c:164
 mems_allowed=0-1
 kthread+0x354/0x420 kernel/kthread.c:246
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
CPU: 0 PID: 7493 Comm: syz-fuzzer Not tainted 4.19.73 #0
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: 	
 <IRQ>
(detected by 1, t=10505 jiffies, g=45125, q=4)
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
rcu: All QSes seen, last rcu_preempt kthread activity 10373 (4295124563-4295114190), jiffies_till_next_fqs=1, root ->qsmask 0x0
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
ksoftirqd/1     R
  running task    
24656    18      2 0x80000008
Call Trace:
 <IRQ>
 sched_show_task kernel/sched/core.c:5297 [inline]
 sched_show_task.cold+0x2ee/0x35d kernel/sched/core.c:5272
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
 print_other_cpu_stall kernel/rcu/tree.c:1430 [inline]
 check_cpu_stall kernel/rcu/tree.c:1557 [inline]
 __rcu_pending kernel/rcu/tree.c:3293 [inline]
 rcu_pending kernel/rcu/tree.c:3336 [inline]
 rcu_check_callbacks.cold+0xaa1/0xd90 kernel/rcu/tree.c:2682
 update_process_times+0x32/0x80 kernel/time/timer.c:1636
 tick_sched_handle+0xa2/0x190 kernel/time/tick-sched.c:164
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
 tick_sched_timer+0x47/0x130 kernel/time/tick-sched.c:1274
 __run_hrtimer kernel/time/hrtimer.c:1398 [inline]
 __hrtimer_run_queues+0x33b/0xdc0 kernel/time/hrtimer.c:1460
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
 hrtimer_interrupt+0x314/0x770 kernel/time/hrtimer.c:1518
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1067 [inline]
 smp_apic_timer_interrupt+0x111/0x550 arch/x86/kernel/apic/apic.c:1092
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:slab_alloc mm/slab.c:3390 [inline]
RIP: 0010:kmem_cache_alloc+0x287/0x700 mm/slab.c:3557
Code: 7e 0f 85 db fe ff ff e8 28 ca 5e ff e9 d1 fe ff ff e8 7d ff ce ff 48 83 3d 3d a9 d0 06 00 0f 84 27 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 64 fe ff ff 31 d2 be a6 01 00 00 48 c7 c7 52 d7
 alloc_skb include/linux/skbuff.h:995 [inline]
 new_skb+0x28/0x1d0 drivers/block/aoe/aoecmd.c:67
RSP: 0000:ffff8880aa2a7a20 EFLAGS: 00000282
 aoecmd_cfg_pkts drivers/block/aoe/aoecmd.c:426 [inline]
 aoecmd_cfg+0x1b5/0x640 drivers/block/aoe/aoecmd.c:1374
 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000007 RBX: 0000000000480020 RCX: 1ffff110154529ac
RDX: 0000000000000000 RSI: ffff8880aa294d68 RDI: 0000000000000282
 discover_timer+0x4e/0x60 drivers/block/aoe/aoemain.c:24
RBP: ffff8880aa2a7a88 R08: ffff8880aa2944c0 R09: ffff8880aa294d60
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8880aa34dac0 R14: 0000000000480020 R15: ffff8880aa34dac0
 __build_skb+0x3e/0x310 net/core/skbuff.c:281
 __netdev_alloc_skb+0x2ba/0x470 net/core/skbuff.c:426
 netdev_alloc_skb include/linux/skbuff.h:2645 [inline]
 dev_alloc_skb include/linux/skbuff.h:2658 [inline]
 send_hsr_supervision_frame+0x110/0xf30 net/hsr/hsr_device.c:265
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1682 [inline]
 __run_timers kernel/time/timer.c:1650 [inline]
 run_timer_softirq+0x652/0x1700 kernel/time/timer.c:1695
 hsr_announce+0x12f/0x3b0 net/hsr/hsr_device.c:348
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:console_unlock+0xf1b/0x10b0 kernel/printk/printk.c:2414
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1682 [inline]
 __run_timers kernel/time/timer.c:1650 [inline]
 run_timer_softirq+0x652/0x1700 kernel/time/timer.c:1695
Code: fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 ce 00 00 00 48 83 3d 4e c7 1c 07 00 0f 84 b9 00 00 00 e8 db e3 15 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 e9 35 f9 ff ff 48 8b 7d b0 e8 e2 76 4c 00 e9 bc f3
RSP: 0000:ffff88808cb6f270 EFLAGS: 00000293
 ORIG_RAX: ffffffffffffff13
RAX: ffff888098a20100 RBX: 0000000000000200 RCX: 1ffff11013144143
RDX: 0000000000000000 RSI: ffffffff81557ec5 RDI: 0000000000000293
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
RBP: ffff88808cb6f2f8 R08: ffff888098a20100 R09: ffff888098a20a18
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
R13: ffffffff84110790 R14: 000000000000003d R15: ffffffff88d792d0
 run_ksoftirqd kernel/softirq.c:653 [inline]
 run_ksoftirqd+0x8e/0x110 kernel/softirq.c:645
 vprintk_emit+0x238/0x690 kernel/printk/printk.c:1927
 smpboot_thread_fn+0x6a3/0xa30 kernel/smpboot.c:164
 vprintk_default+0x28/0x30 kernel/printk/printk.c:1968
 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398
 printk+0xba/0xed kernel/printk/printk.c:2001
 kthread+0x354/0x420 kernel/kthread.c:246
 dump_unreclaimable_slab.cold+0xde/0xe4 mm/slab_common.c:1371
 dump_header+0x44b/0xa55 mm/oom_kill.c:447
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
rcu: rcu_preempt kthread starved for 10373 jiffies! g45125 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: RCU grace-period kthread stack dump:
rcu_preempt     R
 oom_kill_process.cold+0x10/0x6ef mm/oom_kill.c:954
  running task    
29104    10      2 0x80000000
Call Trace:
 out_of_memory mm/oom_kill.c:1129 [inline]
 out_of_memory+0x936/0x12d0 mm/oom_kill.c:1062
 context_switch kernel/sched/core.c:2826 [inline]
 __schedule+0x866/0x1dc0 kernel/sched/core.c:3474
 __alloc_pages_may_oom mm/page_alloc.c:3543 [inline]
 __alloc_pages_slowpath+0x20af/0x2870 mm/page_alloc.c:4245
 schedule+0x92/0x1c0 kernel/sched/core.c:3518
 schedule_timeout+0x4db/0xfc0 kernel/time/timer.c:1804
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
 rcu_gp_kthread+0xd5c/0x2190 kernel/rcu/tree.c:2202
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2193
 alloc_pages include/linux/gfp.h:509 [inline]
 __page_cache_alloc mm/filemap.c:968 [inline]
 __page_cache_alloc+0x2bd/0x450 mm/filemap.c:953
 kthread+0x354/0x420 kernel/kthread.c:246
 page_cache_read mm/filemap.c:2407 [inline]
 filemap_fault+0x10bb/0x2250 mm/filemap.c:2591
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
ksoftirqd/1: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
ksoftirqd/1 cpuset=
 ext4_filemap_fault+0x83/0xaf fs/ext4/inode.c:6304
/
 __do_fault+0x111/0x480 mm/memory.c:3269
 mems_allowed=0-1
 do_read_fault mm/memory.c:3681 [inline]
 do_fault mm/memory.c:3810 [inline]
 handle_pte_fault mm/memory.c:4041 [inline]
 __handle_mm_fault+0x2d78/0x3f80 mm/memory.c:4165
 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202
 __do_page_fault+0x62a/0xe90 arch/x86/mm/fault.c:1390
 do_page_fault+0x71/0x57d arch/x86/mm/fault.c:1465
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1204
RIP: 0033:0x4284f0
Code: Bad RIP value.
RSP: 002b:000000c420039ea8 EFLAGS: 00010206
RAX: ffffffffffffff92 RBX: 000000003b97fd55 RCX: 000000000045b153
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000017e6420
RBP: 000000c420039ee8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c420039ed8 R11: 0000000000000206 R12: 00000198f74b9715
R13: 0000000000000001 R14: 000000c4298a3500 R15: 0000000000000001
warn_alloc_show_mem: 2 callbacks suppressed
CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 4.19.73 #0
Mem-Info:
active_anon:115049 inactive_anon:186 isolated_anon:0
 active_file:17 inactive_file:17 isolated_file:0
 unevictable:0 dirty:1 writeback:0 unstable:0
 slab_reclaimable:9133 slab_unreclaimable:1393542
 mapped:52226 shmem:245 pagetables:1731 bounce:0
 free:10859 free_pcp:411 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:459940kB inactive_anon:744kB active_file:64kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:4kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
Node 1 active_anon:256kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
Node 0 
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
DMA free:10300kB min:220kB low:272kB high:324kB 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
 2555 2557
 2557
Node 0 
DMA32 free:13528kB min:36248kB low:45308kB high:54368kB active_anon:459940kB inactive_anon:744kB active_file:64kB inactive_file:68kB unevictable:0kB writepending:4kB present:3129332kB managed:2619972kB mlocked:0kB kernel_stack:8064kB pagetables:6924kB bounce:0kB free_pcp:1644kB local_pcp:1396kB free_cma:0kB
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
lowmem_reserve[]:
 0 0
 2 2
Node 0 
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
Normal free:12kB min:32kB low:40kB high:48kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:2428kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]:
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
 0 0
 0
 0
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
Node 1 Normal free:19596kB min:53608kB low:67008kB high:80408kB active_anon:256kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870184kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 __do_cache_alloc mm/slab.c:3361 [inline]
 slab_alloc mm/slab.c:3389 [inline]
 kmem_cache_alloc+0x1f3/0x700 mm/slab.c:3557
 __build_skb+0x3e/0x310 net/core/skbuff.c:281
lowmem_reserve[]: 0
 __napi_alloc_skb+0x1d2/0x310 net/core/skbuff.c:486
 0
 napi_alloc_skb include/linux/skbuff.h:2689 [inline]
 page_to_skb+0x73/0x720 drivers/net/virtio_net.c:396
 0
 receive_mergeable drivers/net/virtio_net.c:936 [inline]
 receive_buf+0x1b9f/0x5430 drivers/net/virtio_net.c:1045
 0
Node 0 
DMA: 
1*4kB 
(U) 
1*8kB (U) 
1*16kB 
(U) 
1*32kB (U) 
 virtnet_receive drivers/net/virtio_net.c:1334 [inline]
 virtnet_poll+0x5f8/0xe90 drivers/net/virtio_net.c:1439
0*64kB 0*128kB 
0*256kB 
0*512kB 
0*1024kB 
 napi_poll net/core/dev.c:6278 [inline]
 net_rx_action+0x4f5/0x1070 net/core/dev.c:6344
1*2048kB 
(M) 
2*4096kB (ME) 
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
= 10300kB
Node 0 
DMA32: 328*4kB 
 run_ksoftirqd kernel/softirq.c:653 [inline]
 run_ksoftirqd+0x8e/0x110 kernel/softirq.c:645
(MEH) 
 smpboot_thread_fn+0x6a3/0xa30 kernel/smpboot.c:164
1139*8kB 
(MEH) 
158*16kB 
(MH) 
 kthread+0x354/0x420 kernel/kthread.c:246
8*32kB 
(MH) 
3*64kB 
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
(UH) 1*128kB (U) 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13528kB
syz-executor.2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
Node 0 Normal: 
syz-executor.2 cpuset=syz2
1*4kB 
 mems_allowed=0-1
(U) 1*8kB 
CPU: 1 PID: 16334 Comm: syz-executor.2 Not tainted 4.19.73 #0
(U) 0*16kB 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
0*32kB 0*64kB 
Call Trace:
0*128kB 0*256kB 
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
0*512kB 
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
0*1024kB 0*2048kB 
0*4096kB 
= 12kB
Node 1 
Normal: 
5*4kB 
(ME) 
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
5*8kB (UME) 
9*16kB 
(UME) 
10*32kB 
(UME) 4*64kB 
(UME) 
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
1*128kB 
(U) 
1*256kB 
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
(M) 
2*512kB (ME) 
3*1024kB 
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
(UM) 
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
1*2048kB (E) 
 __do_cache_alloc mm/slab.c:3361 [inline]
 slab_alloc mm/slab.c:3389 [inline]
 kmem_cache_alloc+0x1f3/0x700 mm/slab.c:3557
3*4096kB 
(M) 
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
= 19596kB
 ____bpf_clone_redirect net/core/filter.c:2076 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2063
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
 bpf_prog_bebbfe2050753572+0x60d/0x1000
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
279 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
338856 pages reserved
0 pages cma reserved
aoe: skb alloc failure
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
syz-fuzzer cpuset=
/
 mems_allowed=0-1
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1785
 __do_sys_bpf kernel/bpf/syscall.c:2423 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:2367 [inline]
 __x64_sys_bpf+0x397/0x4c0 kernel/bpf/syscall.c:2367
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4598e9
Code: Bad RIP value.
RSP: 002b:00007fc8457cec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004598e9
RDX: 0000000000000028 RSI: 0000000020000780 RDI: 000000000000000a
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc8457cf6d4
R13: 00000000004bfc2b R14: 00000000004d1938 R15: 00000000ffffffff
CPU: 0 PID: 7493 Comm: syz-fuzzer Not tainted 4.19.73 #0
syz-executor.2: 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-executor.2 cpuset=
Call Trace:
syz2
 <IRQ>
 mems_allowed=0-1
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
 alloc_skb include/linux/skbuff.h:995 [inline]
 new_skb+0x28/0x1d0 drivers/block/aoe/aoecmd.c:67
 aoecmd_cfg_pkts drivers/block/aoe/aoecmd.c:426 [inline]
 aoecmd_cfg+0x1b5/0x640 drivers/block/aoe/aoecmd.c:1374
 discover_timer+0x4e/0x60 drivers/block/aoe/aoemain.c:24
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1682 [inline]
 __run_timers kernel/time/timer.c:1650 [inline]
 run_timer_softirq+0x652/0x1700 kernel/time/timer.c:1695
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:console_unlock+0xf1b/0x10b0 kernel/printk/printk.c:2414
Code: fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 ce 00 00 00 48 83 3d 4e c7 1c 07 00 0f 84 b9 00 00 00 e8 db e3 15 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 e9 35 f9 ff ff 48 8b 7d b0 e8 e2 76 4c 00 e9 bc f3
RSP: 0000:ffff88808cb6f270 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff888098a20100 RBX: 0000000000000200 RCX: 1ffff11013144143
RDX: 0000000000000000 RSI: ffffffff81557ec5 RDI: 0000000000000293
RBP: ffff88808cb6f2f8 R08: ffff888098a20100 R09: ffff888098a20a18
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
R13: ffffffff84110790 R14: 000000000000003d R15: ffffffff88d792d0
 vprintk_emit+0x238/0x690 kernel/printk/printk.c:1927
 vprintk_default+0x28/0x30 kernel/printk/printk.c:1968
 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398
 printk+0xba/0xed kernel/printk/printk.c:2001
 dump_unreclaimable_slab.cold+0xde/0xe4 mm/slab_common.c:1371
 dump_header+0x44b/0xa55 mm/oom_kill.c:447
 oom_kill_process.cold+0x10/0x6ef mm/oom_kill.c:954
 out_of_memory mm/oom_kill.c:1129 [inline]
 out_of_memory+0x936/0x12d0 mm/oom_kill.c:1062
 __alloc_pages_may_oom mm/page_alloc.c:3543 [inline]
 __alloc_pages_slowpath+0x20af/0x2870 mm/page_alloc.c:4245
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2193
 alloc_pages include/linux/gfp.h:509 [inline]
 __page_cache_alloc mm/filemap.c:968 [inline]
 __page_cache_alloc+0x2bd/0x450 mm/filemap.c:953
 page_cache_read mm/filemap.c:2407 [inline]
 filemap_fault+0x10bb/0x2250 mm/filemap.c:2591
 ext4_filemap_fault+0x83/0xaf fs/ext4/inode.c:6304
 __do_fault+0x111/0x480 mm/memory.c:3269
 do_read_fault mm/memory.c:3681 [inline]
 do_fault mm/memory.c:3810 [inline]
 handle_pte_fault mm/memory.c:4041 [inline]
 __handle_mm_fault+0x2d78/0x3f80 mm/memory.c:4165
 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202
 __do_page_fault+0x62a/0xe90 arch/x86/mm/fault.c:1390
 do_page_fault+0x71/0x57d arch/x86/mm/fault.c:1465
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1204
RIP: 0033:0x4284f0
Code: Bad RIP value.
RSP: 002b:000000c420039ea8 EFLAGS: 00010206
RAX: ffffffffffffff92 RBX: 000000003b97fd55 RCX: 000000000045b153
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000017e6420
RBP: 000000c420039ee8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c420039ed8 R11: 0000000000000206 R12: 00000198f74b9715
R13: 0000000000000001 R14: 000000c4298a3500 R15: 0000000000000001
warn_alloc_show_mem: 2 callbacks suppressed
CPU: 1 PID: 16334 Comm: syz-executor.2 Not tainted 4.19.73 #0
Mem-Info:
active_anon:115049 inactive_anon:186 isolated_anon:0
 active_file:17 inactive_file:17 isolated_file:0
 unevictable:0 dirty:1 writeback:0 unstable:0
 slab_reclaimable:9133 slab_unreclaimable:1393542
 mapped:52226 shmem:245 pagetables:1731 bounce:0
 free:10859 free_pcp:411 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:459940kB inactive_anon:744kB active_file:64kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:4kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
Node 1 active_anon:256kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
Node 0 
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
DMA free:10300kB min:220kB low:272kB high:324kB 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
 2555
 2557
 2557
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
Node 0 
DMA32 free:13528kB min:36248kB low:45308kB high:54368kB active_anon:459940kB inactive_anon:744kB active_file:64kB inactive_file:68kB unevictable:0kB writepending:4kB present:3129332kB managed:2619972kB mlocked:0kB kernel_stack:8064kB pagetables:6924kB bounce:0kB free_pcp:1644kB local_pcp:1396kB free_cma:0kB
lowmem_reserve[]:
 0
 0 2
 2
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
Node 0 
Normal free:12kB min:32kB low:40kB high:48kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:2428kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]:
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
 0
 0
 0 0
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
Node 1 
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
Normal free:19596kB min:53608kB low:67008kB high:80408kB active_anon:256kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870184kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 __do_cache_alloc mm/slab.c:3361 [inline]
 slab_alloc mm/slab.c:3389 [inline]
 kmem_cache_alloc+0x1f3/0x700 mm/slab.c:3557
lowmem_reserve[]:
 0 0
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
 0 0
 ____bpf_clone_redirect net/core/filter.c:2076 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2063
 bpf_prog_bebbfe2050753572+0x60d/0x1000
Node 0 DMA: 1*4kB 
(U) 
1*8kB 
(U) 
1*16kB 
(U) 1*32kB 
(U) 
0*64kB 
0*128kB 
0*256kB 
0*512kB 0*1024kB 
1*2048kB (M) 
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
2*4096kB 
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
(ME) 
= 10300kB
Node 0 
DMA32: 
328*4kB 
(MEH) 
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1785
1139*8kB 
 __do_sys_bpf kernel/bpf/syscall.c:2423 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:2367 [inline]
 __x64_sys_bpf+0x397/0x4c0 kernel/bpf/syscall.c:2367
(MEH) 
158*16kB (MH) 
9*32kB 
(UMH) 
3*64kB 
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
(UH) 
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
1*128kB 
RIP: 0033:0x4598e9
(U) 0*256kB 
Code: Bad RIP value.
0*512kB 
RSP: 002b:00007fc8457cec78 EFLAGS: 00000246
0*1024kB 0*2048kB 
 ORIG_RAX: 0000000000000141
0*4096kB = 13560kB
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004598e9
Node 0 
RDX: 0000000000000028 RSI: 0000000020000780 RDI: 000000000000000a
Normal: 
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
1*4kB 
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc8457cf6d4
(U) 1*8kB 
R13: 00000000004bfc2b R14: 00000000004d1938 R15: 00000000ffffffff
(U) 0*16kB 
syz-executor.2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
0*32kB 
syz-executor.2 cpuset=
0*64kB 0*128kB 
syz2
0*256kB 0*512kB 
 mems_allowed=0-1
0*1024kB 0*2048kB 
CPU: 1 PID: 16334 Comm: syz-executor.2 Not tainted 4.19.73 #0
0*4096kB 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
= 12kB
Node 1 
Call Trace:
Normal: 5*4kB 
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
(ME) 
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
5*8kB 
(UME) 
9*16kB 
(UME) 
10*32kB 
(UME) 
4*64kB 
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
(UME) 
1*128kB 
(U) 
1*256kB 
(M) 
2*512kB 
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
(ME) 
3*1024kB 
(UM) 
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
1*2048kB (E) 3*4096kB 
(M) 
= 19596kB
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
 __do_cache_alloc mm/slab.c:3361 [inline]
 slab_alloc mm/slab.c:3389 [inline]
 kmem_cache_alloc+0x1f3/0x700 mm/slab.c:3557
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
279 total pagecache pages
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
0 pages in swap cache
 ____bpf_clone_redirect net/core/filter.c:2076 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2063
Swap cache stats: add 0, delete 0, find 0/0
 bpf_prog_bebbfe2050753572+0x60d/0x1000
Free swap  = 0kB
Total swap = 0kB
1965979 pages RAM
0 pages HighMem/MovableOnly
338856 pages reserved
0 pages cma reserved
aoe: skb alloc failure
syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-fuzzer cpuset=
/
 mems_allowed=0-1
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1785
 __do_sys_bpf kernel/bpf/syscall.c:2423 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:2367 [inline]
 __x64_sys_bpf+0x397/0x4c0 kernel/bpf/syscall.c:2367
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4598e9
Code: Bad RIP value.
RSP: 002b:00007fc8457cec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004598e9
RDX: 0000000000000028 RSI: 0000000020000780 RDI: 000000000000000a
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc8457cf6d4
R13: 00000000004bfc2b R14: 00000000004d1938 R15: 00000000ffffffff
warn_alloc_show_mem: 1 callbacks suppressed
CPU: 0 PID: 7493 Comm: syz-fuzzer Not tainted 4.19.73 #0
Mem-Info:
active_anon:115049 inactive_anon:186 isolated_anon:0
 active_file:17 inactive_file:17 isolated_file:0
 unevictable:0 dirty:1 writeback:0 unstable:0
 slab_reclaimable:9133 slab_unreclaimable:1393542
 mapped:52226 shmem:245 pagetables:1731 bounce:0
 free:10859 free_pcp:411 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:459940kB inactive_anon:744kB active_file:64kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:4kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
Node 1 active_anon:256kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 0 
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
DMA free:10300kB min:220kB low:272kB high:324kB 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
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
lowmem_reserve[]:
 0 2555
 2557
 2557
Node 0 
DMA32 free:13528kB min:36248kB low:45308kB high:54368kB active_anon:459940kB inactive_anon:744kB active_file:64kB inactive_file:68kB unevictable:0kB writepending:4kB present:3129332kB managed:2619972kB mlocked:0kB kernel_stack:8064kB pagetables:6924kB bounce:0kB free_pcp:1644kB local_pcp:248kB free_cma:0kB
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
lowmem_reserve[]:
 0
 0
 2
 2
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
Node 0 Normal free:12kB min:32kB low:40kB high:48kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:2428kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
lowmem_reserve[]: 0
 0
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
 0
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
 0
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
Node 1 Normal free:19596kB min:53608kB low:67008kB high:80408kB active_anon:256kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870184kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0
 0
 alloc_skb include/linux/skbuff.h:995 [inline]
 new_skb+0x28/0x1d0 drivers/block/aoe/aoecmd.c:67
 0
 aoecmd_cfg_pkts drivers/block/aoe/aoecmd.c:426 [inline]
 aoecmd_cfg+0x1b5/0x640 drivers/block/aoe/aoecmd.c:1374
 0
Node 0 
DMA: 
 discover_timer+0x4e/0x60 drivers/block/aoe/aoemain.c:24
1*4kB 
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
(U) 
1*8kB 
(U) 
1*16kB 
(U) 
1*32kB 
(U) 
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1682 [inline]
 __run_timers kernel/time/timer.c:1650 [inline]
 run_timer_softirq+0x652/0x1700 kernel/time/timer.c:1695
0*64kB 
0*128kB 0*256kB 
0*512kB 
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
0*1024kB 
1*2048kB 
(M) 
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
2*4096kB 
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
(ME) 
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
= 10300kB
 </IRQ>
Node 0 
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:console_unlock+0xf1b/0x10b0 kernel/printk/printk.c:2414
DMA32: 
Code: fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 ce 00 00 00 48 83 3d 4e c7 1c 07 00 0f 84 b9 00 00 00 e8 db e3 15 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 e9 35 f9 ff ff 48 8b 7d b0 e8 e2 76 4c 00 e9 bc f3
328*4kB 
RSP: 0000:ffff88808cb6f270 EFLAGS: 00000293
(MEH) 
 ORIG_RAX: ffffffffffffff13
1139*8kB (MEH) 
RAX: ffff888098a20100 RBX: 0000000000000200 RCX: 1ffff11013144143
158*16kB 
RDX: 0000000000000000 RSI: ffffffff81557ec5 RDI: 0000000000000293
(MH) 
RBP: ffff88808cb6f2f8 R08: ffff888098a20100 R09: ffff888098a20a18
9*32kB (UMH) 
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
R13: ffffffff84110790 R14: 000000000000003d R15: ffffffff88d792d0
3*64kB 
(UH) 
1*128kB (U) 
 vprintk_emit+0x238/0x690 kernel/printk/printk.c:1927
0*256kB 
 vprintk_default+0x28/0x30 kernel/printk/printk.c:1968
0*512kB 
 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398
0*1024kB 
 printk+0xba/0xed kernel/printk/printk.c:2001
0*2048kB 
0*4096kB = 13560kB
Node 0 
 dump_unreclaimable_slab.cold+0xde/0xe4 mm/slab_common.c:1371
Normal: 
 dump_header+0x44b/0xa55 mm/oom_kill.c:447
1*4kB 
(U) 
1*8kB 
 oom_kill_process.cold+0x10/0x6ef mm/oom_kill.c:954
(U) 
0*16kB 
0*32kB 
 out_of_memory mm/oom_kill.c:1129 [inline]
 out_of_memory+0x936/0x12d0 mm/oom_kill.c:1062
0*64kB 0*128kB 
0*256kB 
0*512kB 0*1024kB 
0*2048kB 
 __alloc_pages_may_oom mm/page_alloc.c:3543 [inline]
 __alloc_pages_slowpath+0x20af/0x2870 mm/page_alloc.c:4245
0*4096kB 
= 12kB
Node 1 
Normal: 
5*4kB 
(ME) 
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
5*8kB 
(UME) 
9*16kB 
(UME) 
10*32kB 
(UME) 
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2193
4*64kB 
 alloc_pages include/linux/gfp.h:509 [inline]
 __page_cache_alloc mm/filemap.c:968 [inline]
 __page_cache_alloc+0x2bd/0x450 mm/filemap.c:953
(UME) 
1*128kB 
 page_cache_read mm/filemap.c:2407 [inline]
 filemap_fault+0x10bb/0x2250 mm/filemap.c:2591
(U) 
1*256kB 
(M) 
2*512kB (ME) 
3*1024kB 
 ext4_filemap_fault+0x83/0xaf fs/ext4/inode.c:6304
(UM) 
 __do_fault+0x111/0x480 mm/memory.c:3269
1*2048kB 
 do_read_fault mm/memory.c:3681 [inline]
 do_fault mm/memory.c:3810 [inline]
 handle_pte_fault mm/memory.c:4041 [inline]
 __handle_mm_fault+0x2d78/0x3f80 mm/memory.c:4165
(E) 
3*4096kB 
(M) 
 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202
= 19596kB
 __do_page_fault+0x62a/0xe90 arch/x86/mm/fault.c:1390
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
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
279 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
 do_page_fault+0x71/0x57d arch/x86/mm/fault.c:1465
Free swap  = 0kB
Total swap = 0kB
1965979 pages RAM
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1204
0 pages HighMem/MovableOnly
RIP: 0033:0x4284f0
Code: Bad RIP value.
338856 pages reserved
0 pages cma reserved
RSP: 002b:000000c420039ea8 EFLAGS: 00010206
syz-executor.2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-executor.2 cpuset=
RAX: ffffffffffffff92 RBX: 000000003b97fd55 RCX: 000000000045b153
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000017e6420
syz2
RBP: 000000c420039ee8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c420039ed8 R11: 0000000000000206 R12: 00000198f74b9715
 mems_allowed=0-1
R13: 0000000000000001 R14: 000000c4298a3500 R15: 0000000000000001
CPU: 1 PID: 16334 Comm: syz-executor.2 Not tainted 4.19.73 #0
Mem-Info:
active_anon:115049 inactive_anon:186 isolated_anon:0
 active_file:17 inactive_file:17 isolated_file:0
 unevictable:0 dirty:1 writeback:0 unstable:0
 slab_reclaimable:9133 slab_unreclaimable:1393542
 mapped:52226 shmem:245 pagetables:1731 bounce:0
 free:10859 free_pcp:411 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:459940kB inactive_anon:744kB active_file:64kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:4kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
Node 1 active_anon:256kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
Node 0 
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
DMA free:10300kB min:220kB low:272kB high:324kB 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
 2555 2557
 2557
Node 0 
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
DMA32 free:13528kB min:36248kB low:45308kB high:54368kB active_anon:459940kB inactive_anon:744kB active_file:64kB inactive_file:68kB unevictable:0kB writepending:4kB present:3129332kB managed:2619972kB mlocked:0kB kernel_stack:8064kB pagetables:6924kB bounce:0kB free_pcp:1644kB local_pcp:1396kB free_cma:0kB
lowmem_reserve[]: 0
 0
 2
 2
Node 0 
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
Normal free:12kB min:32kB low:40kB high:48kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:2428kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0
 0 0
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
 0
Node 1 
Normal free:19596kB min:53608kB low:67008kB high:80408kB active_anon:256kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870184kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
lowmem_reserve[]:
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
 0
 __do_cache_alloc mm/slab.c:3361 [inline]
 slab_alloc mm/slab.c:3389 [inline]
 kmem_cache_alloc+0x1f3/0x700 mm/slab.c:3557
 0
 0
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
 0
 ____bpf_clone_redirect net/core/filter.c:2076 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2063
Node 0 
 bpf_prog_bebbfe2050753572+0x60d/0x1000
DMA: 
1*4kB 
(U) 
1*8kB (U) 
1*16kB 
(U) 
1*32kB 
(U) 
0*64kB 0*128kB 
0*256kB 0*512kB 
0*1024kB 1*2048kB 
(M) 
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
2*4096kB 
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
(ME) 
= 10300kB
Node 0 
DMA32: 
328*4kB 
(MEH) 
1139*8kB 
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1785
(MEH) 
 __do_sys_bpf kernel/bpf/syscall.c:2423 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:2367 [inline]
 __x64_sys_bpf+0x397/0x4c0 kernel/bpf/syscall.c:2367
158*16kB (MH) 
9*32kB (UMH) 
3*64kB (UH) 
1*128kB (U) 
0*256kB 0*512kB 
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
0*1024kB 0*2048kB 
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
0*4096kB = 13560kB
RIP: 0033:0x4598e9
Node 0 
Code: Bad RIP value.
Normal: 1*4kB 
RSP: 002b:00007fc8457cec78 EFLAGS: 00000246
(U) 1*8kB 
 ORIG_RAX: 0000000000000141
(U) 0*16kB 
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004598e9
0*32kB 0*64kB 
RDX: 0000000000000028 RSI: 0000000020000780 RDI: 000000000000000a
0*128kB 0*256kB 
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc8457cf6d4
0*512kB 
R13: 00000000004bfc2b R14: 00000000004d1938 R15: 00000000ffffffff
syz-executor.2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
0*1024kB 
syz-executor.2 cpuset=
0*2048kB 0*4096kB 
syz2
= 12kB
Node 1 
 mems_allowed=0-1
Normal: 
CPU: 1 PID: 16334 Comm: syz-executor.2 Not tainted 4.19.73 #0
5*4kB 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
(ME) 
Call Trace:
5*8kB 
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
(UME) 
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
9*16kB (UME) 
10*32kB 
(UME) 
4*64kB 
(UME) 
1*128kB 
(U) 
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
1*256kB 
(M) 
2*512kB 
(ME) 
3*1024kB 
(UM) 
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
1*2048kB (E) 
3*4096kB (M) 
= 19596kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
279 total pagecache pages
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
0 pages in swap cache
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
 __do_cache_alloc mm/slab.c:3361 [inline]
 slab_alloc mm/slab.c:3389 [inline]
 kmem_cache_alloc+0x1f3/0x700 mm/slab.c:3557
Total swap = 0kB
1965979 pages RAM
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
0 pages HighMem/MovableOnly
338856 pages reserved
 ____bpf_clone_redirect net/core/filter.c:2076 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2063
0 pages cma reserved
aoe: skb alloc failure
 bpf_prog_bebbfe2050753572+0x60d/0x1000
syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-fuzzer cpuset=
/
 mems_allowed=0-1
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1785
 __do_sys_bpf kernel/bpf/syscall.c:2423 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:2367 [inline]
 __x64_sys_bpf+0x397/0x4c0 kernel/bpf/syscall.c:2367
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4598e9
Code: Bad RIP value.
RSP: 002b:00007fc8457cec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004598e9
RDX: 0000000000000028 RSI: 0000000020000780 RDI: 000000000000000a
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc8457cf6d4
R13: 00000000004bfc2b R14: 00000000004d1938 R15: 00000000ffffffff
CPU: 0 PID: 7493 Comm: syz-fuzzer Not tainted 4.19.73 #0
syz-executor.2: 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-executor.2 cpuset=
Call Trace:
syz2
 <IRQ>
 mems_allowed=0-1
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
 alloc_skb include/linux/skbuff.h:995 [inline]
 new_skb+0x28/0x1d0 drivers/block/aoe/aoecmd.c:67
 aoecmd_cfg_pkts drivers/block/aoe/aoecmd.c:426 [inline]
 aoecmd_cfg+0x1b5/0x640 drivers/block/aoe/aoecmd.c:1374
 discover_timer+0x4e/0x60 drivers/block/aoe/aoemain.c:24
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1682 [inline]
 __run_timers kernel/time/timer.c:1650 [inline]
 run_timer_softirq+0x652/0x1700 kernel/time/timer.c:1695
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:console_unlock+0xf1b/0x10b0 kernel/printk/printk.c:2414
Code: fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 ce 00 00 00 48 83 3d 4e c7 1c 07 00 0f 84 b9 00 00 00 e8 db e3 15 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 e9 35 f9 ff ff 48 8b 7d b0 e8 e2 76 4c 00 e9 bc f3
RSP: 0000:ffff88808cb6f270 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff888098a20100 RBX: 0000000000000200 RCX: 1ffff11013144143
RDX: 0000000000000000 RSI: ffffffff81557ec5 RDI: 0000000000000293
RBP: ffff88808cb6f2f8 R08: ffff888098a20100 R09: ffff888098a20a18
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
R13: ffffffff84110790 R14: 000000000000003d R15: ffffffff88d792d0
 vprintk_emit+0x238/0x690 kernel/printk/printk.c:1927
 vprintk_default+0x28/0x30 kernel/printk/printk.c:1968
 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398
 printk+0xba/0xed kernel/printk/printk.c:2001
 dump_unreclaimable_slab.cold+0xde/0xe4 mm/slab_common.c:1371
 dump_header+0x44b/0xa55 mm/oom_kill.c:447
 oom_kill_process.cold+0x10/0x6ef mm/oom_kill.c:954
 out_of_memory mm/oom_kill.c:1129 [inline]
 out_of_memory+0x936/0x12d0 mm/oom_kill.c:1062
 __alloc_pages_may_oom mm/page_alloc.c:3543 [inline]
 __alloc_pages_slowpath+0x20af/0x2870 mm/page_alloc.c:4245
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2193
 alloc_pages include/linux/gfp.h:509 [inline]
 __page_cache_alloc mm/filemap.c:968 [inline]
 __page_cache_alloc+0x2bd/0x450 mm/filemap.c:953
 page_cache_read mm/filemap.c:2407 [inline]
 filemap_fault+0x10bb/0x2250 mm/filemap.c:2591
 ext4_filemap_fault+0x83/0xaf fs/ext4/inode.c:6304
 __do_fault+0x111/0x480 mm/memory.c:3269
 do_read_fault mm/memory.c:3681 [inline]
 do_fault mm/memory.c:3810 [inline]
 handle_pte_fault mm/memory.c:4041 [inline]
 __handle_mm_fault+0x2d78/0x3f80 mm/memory.c:4165
 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202
 __do_page_fault+0x62a/0xe90 arch/x86/mm/fault.c:1390
 do_page_fault+0x71/0x57d arch/x86/mm/fault.c:1465
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1204
RIP: 0033:0x4284f0
Code: Bad RIP value.
RSP: 002b:000000c420039ea8 EFLAGS: 00010206
RAX: ffffffffffffff92 RBX: 000000003b97fd55 RCX: 000000000045b153
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000017e6420
RBP: 000000c420039ee8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c420039ed8 R11: 0000000000000206 R12: 00000198f74b9715
R13: 0000000000000001 R14: 000000c4298a3500 R15: 0000000000000001
warn_alloc_show_mem: 2 callbacks suppressed
CPU: 1 PID: 16334 Comm: syz-executor.2 Not tainted 4.19.73 #0
Mem-Info:
active_anon:115049 inactive_anon:186 isolated_anon:0
 active_file:17 inactive_file:17 isolated_file:0
 unevictable:0 dirty:1 writeback:0 unstable:0
 slab_reclaimable:9133 slab_unreclaimable:1393542
 mapped:52226 shmem:245 pagetables:1731 bounce:0
 free:10859 free_pcp:411 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:459940kB inactive_anon:744kB active_file:64kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:4kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
Node 1 active_anon:256kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Node 0 
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
DMA free:10300kB min:220kB low:272kB high:324kB 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
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
lowmem_reserve[]:
 0
 2555
 2557
 2557
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
Node 0 
DMA32 free:13528kB min:36248kB low:45308kB high:54368kB active_anon:459940kB inactive_anon:744kB active_file:64kB inactive_file:68kB unevictable:0kB writepending:4kB present:3129332kB managed:2619972kB mlocked:0kB kernel_stack:8064kB pagetables:6924kB bounce:0kB free_pcp:1644kB local_pcp:1396kB free_cma:0kB
lowmem_reserve[]:
 0 0
 2 2
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
Node 0 
Normal free:12kB min:32kB low:40kB high:48kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:2428kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]:
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
 0
 0 0
 0
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
Node 1 
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
Normal free:19596kB min:53608kB low:67008kB high:80408kB active_anon:256kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870184kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 __do_cache_alloc mm/slab.c:3361 [inline]
 slab_alloc mm/slab.c:3389 [inline]
 kmem_cache_alloc+0x1f3/0x700 mm/slab.c:3557
lowmem_reserve[]:
 0 0
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
 0 0
 ____bpf_clone_redirect net/core/filter.c:2076 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2063
Node 0 
 bpf_prog_bebbfe2050753572+0x60d/0x1000
DMA: 
1*4kB 
(U) 
1*8kB 
(U) 
1*16kB (U) 
1*32kB 
(U) 
0*64kB 
0*128kB 
0*256kB 
0*512kB 0*1024kB 
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
1*2048kB 
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
(M) 
2*4096kB 
(ME) 
= 10300kB
Node 0 
DMA32: 
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1785
328*4kB 
 __do_sys_bpf kernel/bpf/syscall.c:2423 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:2367 [inline]
 __x64_sys_bpf+0x397/0x4c0 kernel/bpf/syscall.c:2367
(MEH) 
1139*8kB 
(MEH) 
158*16kB 
(MH) 
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
9*32kB 
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
(UMH) 
RIP: 0033:0x4598e9
3*64kB 
Code: Bad RIP value.
(UH) 
RSP: 002b:00007fc8457cec78 EFLAGS: 00000246
1*128kB (U) 
 ORIG_RAX: 0000000000000141
0*256kB 
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004598e9
0*512kB 
RDX: 0000000000000028 RSI: 0000000020000780 RDI: 000000000000000a
0*1024kB 
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
0*2048kB 
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc8457cf6d4
0*4096kB 
R13: 00000000004bfc2b R14: 00000000004d1938 R15: 00000000ffffffff
= 13560kB
syz-executor.2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
Node 0 
syz-executor.2 cpuset=
Normal: 1*4kB 
syz2
(U) 
 mems_allowed=0-1
1*8kB 
CPU: 1 PID: 16334 Comm: syz-executor.2 Not tainted 4.19.73 #0
(U) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
0*16kB 0*32kB 
Call Trace:
0*64kB 
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
0*128kB 0*256kB 
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
0*512kB 
0*1024kB 
0*2048kB 0*4096kB 
= 12kB
Node 1 
Normal: 
5*4kB 
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
(ME) 
5*8kB (UME) 
9*16kB (UME) 
10*32kB (UME) 
4*64kB (UME) 
1*128kB (U) 
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
1*256kB (M) 
2*512kB 
(ME) 
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
3*1024kB 
(UM) 
1*2048kB 
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
(E) 
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
3*4096kB 
 __do_cache_alloc mm/slab.c:3361 [inline]
 slab_alloc mm/slab.c:3389 [inline]
 kmem_cache_alloc+0x1f3/0x700 mm/slab.c:3557
(M) 
= 19596kB
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
 ____bpf_clone_redirect net/core/filter.c:2076 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2063
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
 bpf_prog_bebbfe2050753572+0x60d/0x1000
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
279 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
338856 pages reserved
0 pages cma reserved
aoe: skb alloc failure
syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-fuzzer cpuset=
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
/
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
 mems_allowed=0-1
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1785
 __do_sys_bpf kernel/bpf/syscall.c:2423 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:2367 [inline]
 __x64_sys_bpf+0x397/0x4c0 kernel/bpf/syscall.c:2367
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4598e9
Code: Bad RIP value.
RSP: 002b:00007fc8457cec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004598e9
RDX: 0000000000000028 RSI: 0000000020000780 RDI: 000000000000000a
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc8457cf6d4
R13: 00000000004bfc2b R14: 00000000004d1938 R15: 00000000ffffffff
warn_alloc_show_mem: 1 callbacks suppressed
CPU: 0 PID: 7493 Comm: syz-fuzzer Not tainted 4.19.73 #0
Mem-Info:
active_anon:115049 inactive_anon:186 isolated_anon:0
 active_file:17 inactive_file:17 isolated_file:0
 unevictable:0 dirty:1 writeback:0 unstable:0
 slab_reclaimable:9133 slab_unreclaimable:1393542
 mapped:52226 shmem:245 pagetables:1731 bounce:0
 free:10859 free_pcp:411 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
Node 0 active_anon:459940kB inactive_anon:744kB active_file:64kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:4kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 1 active_anon:256kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
Node 0 
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
DMA free:10300kB min:220kB low:272kB high:324kB 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
 2555
 2557
 2557
Node 0 
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
DMA32 free:13528kB min:36248kB low:45308kB high:54368kB active_anon:459940kB inactive_anon:744kB active_file:64kB inactive_file:68kB unevictable:0kB writepending:4kB present:3129332kB managed:2619972kB mlocked:0kB kernel_stack:8064kB pagetables:6924kB bounce:0kB free_pcp:1644kB local_pcp:248kB free_cma:0kB
lowmem_reserve[]:
 0 0
 2 2
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
Node 0 
Normal free:12kB min:32kB low:40kB high:48kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:2428kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
lowmem_reserve[]: 0
 0
 0
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
 0
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
Node 1 
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
Normal free:19596kB min:53608kB low:67008kB high:80408kB active_anon:256kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870184kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]:
 0
 0 0
 alloc_skb include/linux/skbuff.h:995 [inline]
 new_skb+0x28/0x1d0 drivers/block/aoe/aoecmd.c:67
 0
 aoecmd_cfg_pkts drivers/block/aoe/aoecmd.c:426 [inline]
 aoecmd_cfg+0x1b5/0x640 drivers/block/aoe/aoecmd.c:1374
Node 0 DMA: 
1*4kB (U) 
 discover_timer+0x4e/0x60 drivers/block/aoe/aoemain.c:24
1*8kB 
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
(U) 
1*16kB 
(U) 
1*32kB 
(U) 
0*64kB 
0*128kB 
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1682 [inline]
 __run_timers kernel/time/timer.c:1650 [inline]
 run_timer_softirq+0x652/0x1700 kernel/time/timer.c:1695
0*256kB 0*512kB 
0*1024kB 
1*2048kB 
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
(M) 2*4096kB 
(ME) 
= 10300kB
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
Node 0 
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
DMA32: 
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
328*4kB 
 </IRQ>
(MEH) 
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:console_unlock+0xf1b/0x10b0 kernel/printk/printk.c:2414
1139*8kB 
Code: fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 ce 00 00 00 48 83 3d 4e c7 1c 07 00 0f 84 b9 00 00 00 e8 db e3 15 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 e9 35 f9 ff ff 48 8b 7d b0 e8 e2 76 4c 00 e9 bc f3
(MEH) 158*16kB (MH) 9*32kB (UMH) 
RSP: 0000:ffff88808cb6f270 EFLAGS: 00000293
3*64kB 
 ORIG_RAX: ffffffffffffff13
(UH) 
RAX: ffff888098a20100 RBX: 0000000000000200 RCX: 1ffff11013144143
1*128kB 
RDX: 0000000000000000 RSI: ffffffff81557ec5 RDI: 0000000000000293
(U) 
RBP: ffff88808cb6f2f8 R08: ffff888098a20100 R09: ffff888098a20a18
0*256kB 
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
0*512kB 
R13: ffffffff84110790 R14: 000000000000003d R15: ffffffff88d792d0
0*1024kB 
0*2048kB 
 vprintk_emit+0x238/0x690 kernel/printk/printk.c:1927
0*4096kB = 13560kB
 vprintk_default+0x28/0x30 kernel/printk/printk.c:1968
Node 0 
 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398
Normal: 
 printk+0xba/0xed kernel/printk/printk.c:2001
1*4kB 
(U) 
1*8kB 
 dump_unreclaimable_slab.cold+0xde/0xe4 mm/slab_common.c:1371
(U) 
 dump_header+0x44b/0xa55 mm/oom_kill.c:447
0*16kB 
0*32kB 
0*64kB 
0*128kB 
 oom_kill_process.cold+0x10/0x6ef mm/oom_kill.c:954
0*256kB 
0*512kB 0*1024kB 
0*2048kB 
 out_of_memory mm/oom_kill.c:1129 [inline]
 out_of_memory+0x936/0x12d0 mm/oom_kill.c:1062
0*4096kB 
= 12kB
Node 1 
Normal: 
5*4kB 
 __alloc_pages_may_oom mm/page_alloc.c:3543 [inline]
 __alloc_pages_slowpath+0x20af/0x2870 mm/page_alloc.c:4245
(ME) 
5*8kB 
(UME) 
9*16kB 
(UME) 
10*32kB 
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
(UME) 
4*64kB 
(UME) 
1*128kB 
(U) 1*256kB 
(M) 
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2193
2*512kB 
 alloc_pages include/linux/gfp.h:509 [inline]
 __page_cache_alloc mm/filemap.c:968 [inline]
 __page_cache_alloc+0x2bd/0x450 mm/filemap.c:953
(ME) 
3*1024kB 
 page_cache_read mm/filemap.c:2407 [inline]
 filemap_fault+0x10bb/0x2250 mm/filemap.c:2591
(UM) 
1*2048kB (E) 
3*4096kB 
(M) = 19596kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
 ext4_filemap_fault+0x83/0xaf fs/ext4/inode.c:6304
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
 __do_fault+0x111/0x480 mm/memory.c:3269
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
 do_read_fault mm/memory.c:3681 [inline]
 do_fault mm/memory.c:3810 [inline]
 handle_pte_fault mm/memory.c:4041 [inline]
 __handle_mm_fault+0x2d78/0x3f80 mm/memory.c:4165
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
279 total pagecache pages
0 pages in swap cache
 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202
Swap cache stats: add 0, delete 0, find 0/0
 __do_page_fault+0x62a/0xe90 arch/x86/mm/fault.c:1390
Free swap  = 0kB
Total swap = 0kB
1965979 pages RAM
0 pages HighMem/MovableOnly
338856 pages reserved
 do_page_fault+0x71/0x57d arch/x86/mm/fault.c:1465
0 pages cma reserved
syz-executor.2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1204
syz-executor.2 cpuset=
RIP: 0033:0x4284f0
syz2
Code: Bad RIP value.
 mems_allowed=0-1
RSP: 002b:000000c420039ea8 EFLAGS: 00010206
RAX: ffffffffffffff92 RBX: 000000003b97fd55 RCX: 000000000045b153
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000017e6420
RBP: 000000c420039ee8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c420039ed8 R11: 0000000000000206 R12: 00000198f74b9715
R13: 0000000000000001 R14: 000000c4298a3500 R15: 0000000000000001
Mem-Info:
CPU: 1 PID: 16334 Comm: syz-executor.2 Not tainted 4.19.73 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
active_anon:115049 inactive_anon:186 isolated_anon:0
 active_file:17 inactive_file:17 isolated_file:0
 unevictable:0 dirty:1 writeback:0 unstable:0
 slab_reclaimable:9133 slab_unreclaimable:1393542
 mapped:52226 shmem:245 pagetables:1731 bounce:0
 free:10859 free_pcp:411 free_cma:0
Call Trace:
Node 0 active_anon:459940kB inactive_anon:744kB active_file:64kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:4kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 169984kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
Node 1 active_anon:256kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
Node 0 
DMA free:10300kB min:220kB low:272kB high:324kB 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 2555
 2557
 2557
Node 0 
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
DMA32 free:13528kB min:36248kB low:45308kB high:54368kB active_anon:459940kB inactive_anon:744kB active_file:64kB inactive_file:68kB unevictable:0kB writepending:4kB present:3129332kB managed:2619972kB mlocked:0kB kernel_stack:8064kB pagetables:6924kB bounce:0kB free_pcp:1644kB local_pcp:1396kB free_cma:0kB
lowmem_reserve[]: 0
 0
 2 2
Node 0 
Normal free:12kB min:32kB low:40kB high:48kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:2428kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
lowmem_reserve[]: 0
 0
 0 0
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
Node 1 
Normal free:19596kB min:53608kB low:67008kB high:80408kB active_anon:256kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870184kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
 0
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
 0 0
 __do_cache_alloc mm/slab.c:3361 [inline]
 slab_alloc mm/slab.c:3389 [inline]
 kmem_cache_alloc+0x1f3/0x700 mm/slab.c:3557
Node 0 DMA: 
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
1*4kB (U) 
 ____bpf_clone_redirect net/core/filter.c:2076 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2063
1*8kB 
 bpf_prog_bebbfe2050753572+0x60d/0x1000
(U) 
1*16kB 
(U) 
1*32kB 
(U) 
0*64kB 
0*128kB 
0*256kB 
0*512kB 
0*1024kB 
1*2048kB (M) 
2*4096kB (ME) 
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
= 10300kB
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
Node 0 
DMA32: 328*4kB 
(MEH) 
1139*8kB 
(MEH) 
158*16kB 
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1785
(MH) 
 __do_sys_bpf kernel/bpf/syscall.c:2423 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:2367 [inline]
 __x64_sys_bpf+0x397/0x4c0 kernel/bpf/syscall.c:2367
9*32kB (UMH) 
3*64kB 
(UH) 
1*128kB 
(U) 
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
0*256kB 
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
0*512kB 
RIP: 0033:0x4598e9
0*1024kB 
Code: Bad RIP value.
0*2048kB 
RSP: 002b:00007fc8457cec78 EFLAGS: 00000246
0*4096kB 
 ORIG_RAX: 0000000000000141
= 13560kB
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004598e9
Node 0 
RDX: 0000000000000028 RSI: 0000000020000780 RDI: 000000000000000a
Normal: 
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
1*4kB 
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc8457cf6d4
(U) 
R13: 00000000004bfc2b R14: 00000000004d1938 R15: 00000000ffffffff
1*8kB (U) 
syz-executor.2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
0*16kB 0*32kB 
syz-executor.2 cpuset=
0*64kB 0*128kB 
syz2
0*256kB 0*512kB 
 mems_allowed=0-1
0*1024kB 0*2048kB 
CPU: 1 PID: 16334 Comm: syz-executor.2 Not tainted 4.19.73 #0
0*4096kB = 12kB
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 1 
Call Trace:
Normal: 5*4kB 
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
(ME) 
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
5*8kB 
(UME) 
9*16kB 
(UME) 
10*32kB (UME) 
4*64kB (UME) 
1*128kB (U) 
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
1*256kB (M) 
2*512kB (ME) 
3*1024kB (UM) 
1*2048kB 
(E) 
3*4096kB 
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
(M) 
= 19596kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
279 total pagecache pages
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
0 pages in swap cache
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
Swap cache stats: add 0, delete 0, find 0/0
 __do_cache_alloc mm/slab.c:3361 [inline]
 slab_alloc mm/slab.c:3389 [inline]
 kmem_cache_alloc+0x1f3/0x700 mm/slab.c:3557
Free swap  = 0kB
Total swap = 0kB
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
1965979 pages RAM
 ____bpf_clone_redirect net/core/filter.c:2076 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2063
0 pages HighMem/MovableOnly
 bpf_prog_bebbfe2050753572+0x60d/0x1000
338856 pages reserved
0 pages cma reserved
aoe: skb alloc failure
syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-fuzzer cpuset=
/
 mems_allowed=0-1
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1785
 __do_sys_bpf kernel/bpf/syscall.c:2423 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:2367 [inline]
 __x64_sys_bpf+0x397/0x4c0 kernel/bpf/syscall.c:2367
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4598e9
Code: Bad RIP value.
RSP: 002b:00007fc8457cec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004598e9
RDX: 0000000000000028 RSI: 0000000020000780 RDI: 000000000000000a
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc8457cf6d4
R13: 00000000004bfc2b R14: 00000000004d1938 R15: 00000000ffffffff
CPU: 0 PID: 7493 Comm: syz-fuzzer Not tainted 4.19.73 #0
syz-executor.2: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
syz-executor.2 cpuset=
 <IRQ>
syz2
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
 mems_allowed=0-1
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
 __alloc_pages include/linux/gfp.h:473 [inline]
 __alloc_pages_node include/linux/gfp.h:486 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193