RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
3*512kB 
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6ec57ae6d4
(UME) 
R13: 00000000004bfb92 R14: 00000000004d1818 R15: 00000000ffffffff
rcu: INFO: rcu_preempt self-detected stall on CPU
3*1024kB (UM) 
1*2048kB 
rcu: 	0-...!: (1 GPs behind) idle=2ce/1/0x4000000000000004 softirq=264333/264336 fqs=0 
(E) 3*4096kB (M) = 19968kB
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
271 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
rcu: 	
0 pages HighMem/MovableOnly
 (t=10500 jiffies g=362113 q=1)
338856 pages reserved
rcu: rcu_preempt kthread starved for 10500 jiffies! g362113 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1
0 pages cma reserved
rcu: RCU grace-period kthread stack dump:
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
rcu_preempt     R
rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
  running task    
rsyslogd cpuset=
29008    10      2 0x80000000
/
Call Trace:
 mems_allowed=0-1
 context_switch kernel/sched/core.c:2826 [inline]
 __schedule+0x866/0x1dc0 kernel/sched/core.c:3474
CPU: 1 PID: 7005 Comm: rsyslogd Not tainted 4.19.67 #41
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
 schedule+0x92/0x1c0 kernel/sched/core.c:3518
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
 schedule_timeout+0x4db/0xfc0 kernel/time/timer.c:1804
 rcu_gp_kthread+0xd5c/0x2190 kernel/rcu/tree.c:2202
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
 kthread+0x354/0x420 kernel/kthread.c:246
 __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
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
NMI backtrace for cpu 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
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
 alloc_skb include/linux/skbuff.h:995 [inline]
 ndisc_alloc_skb+0x13c/0x340 net/ipv6/ndisc.c:403
 ndisc_send_rs+0x32b/0x6d0 net/ipv6/ndisc.c:669
 addrconf_rs_timer+0x30f/0x680 net/ipv6/addrconf.c:3820
 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:1056
 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:lock_acquire+0x1ea/0x3f0 kernel/locking/lockdep.c:3903
Code: 7c 08 00 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 c4 01 00 00 48 83 3d ca a7 1f 07 00 0f 84 38 01 00 00 48 8b 7d c8 57 9d <0f> 1f 44 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 65 8b
RSP: 0000:ffff888088e770f0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 1ffffffff10e4899 RBX: ffff8880a9336040 RCX: 00000000ac9809e7
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 0000000000000282
RBP: ffff888088e77138 R08: 0000000000000000 R09: 0000000000000004
R10: ffff8880a9336960 R11: 000000004644801b R12: ffffffff8879f1e0
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
 rcu_lock_acquire include/linux/rcupdate.h:242 [inline]
 rcu_read_lock include/linux/rcupdate.h:627 [inline]
 list_lru_count_one+0x66/0x380 mm/list_lru.c:189
 list_lru_shrink_count include/linux/list_lru.h:123 [inline]
 super_cache_count+0x1a8/0x2e0 fs/super.c:145
 do_shrink_slab+0x109/0xa40 mm/vmscan.c:464
 shrink_slab mm/vmscan.c:693 [inline]
 shrink_slab+0x19f/0x5f0 mm/vmscan.c:666
 shrink_node+0x311/0x1450 mm/vmscan.c:2737
 shrink_zones mm/vmscan.c:2966 [inline]
 do_try_to_free_pages+0x3cb/0x11c0 mm/vmscan.c:3024
 try_to_free_pages+0x2ee/0x7f0 mm/vmscan.c:3239
 __perform_reclaim mm/page_alloc.c:3790 [inline]
 __alloc_pages_direct_reclaim mm/page_alloc.c:3811 [inline]
 __alloc_pages_slowpath+0x990/0x2870 mm/page_alloc.c:4201
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2147
 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:6300
 __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: 0033:0x7fca362bd1fd
Code: Bad RIP value.
RSP: 002b:00007fca3385ce30 EFLAGS: 00010293
RAX: 0000000000000eca RBX: 0000000000a52670 RCX: 00007fca362bd1fd
RDX: 0000000000000fff RSI: 00007fca350915a0 RDI: 0000000000000004
RBP: 0000000000000000 R08: 0000000000a3d260 R09: 0000000000000000
R10: 6b205d3234333634 R11: 0000000000000293 R12: 000000000065e420
R13: 00007fca3385d9c0 R14: 00007fca36902040 R15: 0000000000000003
CPU: 0 PID: 1903 Comm: syz-executor.0 Not tainted 4.19.67 #41
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
 nmi_cpu_backtrace.cold+0x63/0xa4 lib/nmi_backtrace.c:101
rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
rsyslogd cpuset=
 nmi_trigger_cpumask_backtrace+0x1b0/0x1f8 lib/nmi_backtrace.c:62
/
 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38
 mems_allowed=0-1
 trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline]
 rcu_dump_cpu_stacks+0x189/0x1d5 kernel/rcu/tree.c:1340
 print_cpu_stall kernel/rcu/tree.c:1478 [inline]
 check_cpu_stall kernel/rcu/tree.c:1550 [inline]
 __rcu_pending kernel/rcu/tree.c:3293 [inline]
 rcu_pending kernel/rcu/tree.c:3336 [inline]
 rcu_check_callbacks.cold+0x5e3/0xd90 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
 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
 hrtimer_interrupt+0x314/0x770 kernel/time/hrtimer.c:1518
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1029 [inline]
 smp_apic_timer_interrupt+0x111/0x550 arch/x86/kernel/apic/apic.c:1054
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:slab_alloc_node mm/slab.c:3334 [inline]
RIP: 0010:kmem_cache_alloc_node+0x245/0x710 mm/slab.c:3647
Code: 60 7e 0f 85 34 ff ff ff e8 69 ec 5e ff e9 2a ff ff ff e8 ce 1e cf ff 48 83 3d ee ca d0 06 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a6 01 00 00 48 c7 c7 f2 c6
RSP: 0000:ffff8880ae807a98 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000007 RBX: 0000000000480020 RCX: 1ffff1100a422949
RDX: 0000000000000000 RSI: ffff888052114a50 RDI: 0000000000000282
RBP: ffff8880ae807b08 R08: ffff888052114180 R09: ffff888052114a48
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88821bab29c0
R13: ffff88821bab29c0 R14: 0000000000000000 R15: 0000000000000282
 __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:1056
 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 08 cd 5e ff e9 d1 fe ff ff e8 6d ff ce ff 48 83 3d 8d ab 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 f2 c6
RSP: 0000:ffff888025507920 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000007 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff888052114a00 RDI: 0000000000000282
RBP: ffff888025507988 R08: ffff888052114180 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff88821bab29c0 R14: 0000000000480020 R15: ffff88821bab29c0
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
 ____bpf_clone_redirect net/core/filter.c:2076 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2063
 bpf_prog_3d1649e183dc2cc1+0x6bc/0x1000
 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: 0033:0x459829
Code: Bad RIP value.
RSP: 002b:00007f6ec57adc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829
RDX: 0000000000000028 RSI: 0000000020000580 RDI: 000000000000000a
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6ec57ae6d4
R13: 00000000004bfb92 R14: 00000000004d1818 R15: 00000000ffffffff
CPU: 1 PID: 7005 Comm: rsyslogd Not tainted 4.19.67 #41
aoe: skb alloc failure
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
syz-executor.0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=
syz0
 mems_allowed=0-1
 __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]
 ndisc_alloc_skb+0x13c/0x340 net/ipv6/ndisc.c:403
 ndisc_send_rs+0x32b/0x6d0 net/ipv6/ndisc.c:669
 addrconf_rs_timer+0x30f/0x680 net/ipv6/addrconf.c:3820
 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:1056
 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:lock_acquire+0x1ea/0x3f0 kernel/locking/lockdep.c:3903
Code: 7c 08 00 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 c4 01 00 00 48 83 3d ca a7 1f 07 00 0f 84 38 01 00 00 48 8b 7d c8 57 9d <0f> 1f 44 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 65 8b
RSP: 0000:ffff888088e770f0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 1ffffffff10e4899 RBX: ffff8880a9336040 RCX: 00000000ac9809e7
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 0000000000000282
RBP: ffff888088e77138 R08: 0000000000000000 R09: 0000000000000004
R10: ffff8880a9336960 R11: 000000004644801b R12: ffffffff8879f1e0
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
 rcu_lock_acquire include/linux/rcupdate.h:242 [inline]
 rcu_read_lock include/linux/rcupdate.h:627 [inline]
 list_lru_count_one+0x66/0x380 mm/list_lru.c:189
 list_lru_shrink_count include/linux/list_lru.h:123 [inline]
 super_cache_count+0x1a8/0x2e0 fs/super.c:145
 do_shrink_slab+0x109/0xa40 mm/vmscan.c:464
 shrink_slab mm/vmscan.c:693 [inline]
 shrink_slab+0x19f/0x5f0 mm/vmscan.c:666
 shrink_node+0x311/0x1450 mm/vmscan.c:2737
 shrink_zones mm/vmscan.c:2966 [inline]
 do_try_to_free_pages+0x3cb/0x11c0 mm/vmscan.c:3024
 try_to_free_pages+0x2ee/0x7f0 mm/vmscan.c:3239
 __perform_reclaim mm/page_alloc.c:3790 [inline]
 __alloc_pages_direct_reclaim mm/page_alloc.c:3811 [inline]
 __alloc_pages_slowpath+0x990/0x2870 mm/page_alloc.c:4201
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2147
 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:6300
 __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: 0033:0x7fca362bd1fd
Code: Bad RIP value.
RSP: 002b:00007fca3385ce30 EFLAGS: 00010293
RAX: 0000000000000eca RBX: 0000000000a52670 RCX: 00007fca362bd1fd
RDX: 0000000000000fff RSI: 00007fca350915a0 RDI: 0000000000000004
RBP: 0000000000000000 R08: 0000000000a3d260 R09: 0000000000000000
R10: 6b205d3234333634 R11: 0000000000000293 R12: 000000000065e420
R13: 00007fca3385d9c0 R14: 00007fca36902040 R15: 0000000000000003
warn_alloc_show_mem: 2 callbacks suppressed
CPU: 0 PID: 1903 Comm: syz-executor.0 Not tainted 4.19.67 #41
Mem-Info:
active_anon:78432 inactive_anon:196 isolated_anon:0
 active_file:13 inactive_file:13 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:17477 slab_unreclaimable:1423658
 mapped:52226 shmem:245 pagetables:812 bounce:0
 free:10912 free_pcp:241 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
Node 0 active_anon:313384kB inactive_anon:784kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:0kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 92160kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 1 active_anon:344kB 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:10308kB 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:13360kB min:36248kB low:45308kB high:54368kB active_anon:313384kB inactive_anon:784kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:3129332kB managed:2619972kB mlocked:0kB kernel_stack:7008kB pagetables:3248kB bounce:0kB free_pcp:716kB local_pcp:468kB free_cma:0kB
lowmem_reserve[]:
 0 0
 2
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
 2
 __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 
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[]:
 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
 0
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
 0
Node 1 
Normal free:19968kB min:53608kB low:67008kB high:80408kB active_anon:344kB 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:248kB local_pcp:0kB free_cma:0kB
 alloc_skb include/linux/skbuff.h:995 [inline]
 new_skb+0x28/0x1d0 drivers/block/aoe/aoecmd.c:67
lowmem_reserve[]:
 aoecmd_cfg_pkts drivers/block/aoe/aoecmd.c:426 [inline]
 aoecmd_cfg+0x1b5/0x640 drivers/block/aoe/aoecmd.c:1374
 0 0
 0
 0
 discover_timer+0x4e/0x60 drivers/block/aoe/aoemain.c:24
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
Node 0 DMA: 
1*4kB 
(U) 
0*8kB 
0*16kB 
0*32kB 
 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
1*64kB 
(U) 
0*128kB 
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
0*256kB 
0*512kB 
0*1024kB 
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
1*2048kB 
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1056
(M) 
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
2*4096kB 
 </IRQ>
(M) 
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
= 10308kB
Code: 7e 0f 85 db fe ff ff e8 08 cd 5e ff e9 d1 fe ff ff e8 6d ff ce ff 48 83 3d 8d ab 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 f2 c6
Node 0 
RSP: 0000:ffff888025507920 EFLAGS: 00000282
DMA32: 
 ORIG_RAX: ffffffffffffff13
1082*4kB 
RAX: 0000000000000007 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff888052114a00 RDI: 0000000000000282
(ME) 
RBP: ffff888025507988 R08: ffff888052114180 R09: 0000000000000000
629*8kB 
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
(UME) 
R13: ffff88821bab29c0 R14: 0000000000480020 R15: ffff88821bab29c0
184*16kB 
(UME) 
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
33*32kB 
 ____bpf_clone_redirect net/core/filter.c:2076 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2063
(UM) 
 bpf_prog_3d1649e183dc2cc1+0x6bc/0x1000
0*64kB 
0*128kB 
0*256kB 
0*512kB 
0*1024kB 
0*2048kB 
0*4096kB 
= 13360kB
Node 0 
Normal: 
1*4kB 
(U) 
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
1*8kB 
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
(U) 
0*16kB 
0*32kB 
0*64kB 
0*128kB 
0*256kB 
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1785
0*512kB 
 __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
0*1024kB 
0*2048kB 
0*4096kB 
= 12kB
Node 1 
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
Normal: 
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
6*4kB 
RIP: 0033:0x459829
(UME) 
Code: Bad RIP value.
5*8kB 
RSP: 002b:00007f6ec57adc78 EFLAGS: 00000246
(ME) 
 ORIG_RAX: 0000000000000141
6*16kB 
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829
(ME) 
RDX: 0000000000000028 RSI: 0000000020000580 RDI: 000000000000000a
5*32kB 
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
(ME) 
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6ec57ae6d4
3*64kB 
R13: 00000000004bfb92 R14: 00000000004d1818 R15: 00000000ffffffff
(UME) 
aoe: skb alloc failure
2*128kB (UM) 
syz-executor.0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
1*256kB 
syz-executor.0 cpuset=
(M) 3*512kB 
syz0
(UME) 3*1024kB 
 mems_allowed=0-1
(UM) 1*2048kB 
CPU: 0 PID: 1903 Comm: syz-executor.0 Not tainted 4.19.67 #41
(E) 3*4096kB 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
(M) 
Call Trace:
 <IRQ>
= 19968kB
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
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
271 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
Total swap = 0kB
1965979 pages RAM
0 pages HighMem/MovableOnly
338856 pages reserved
0 pages cma reserved
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
 __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
rsyslogd cpuset=
/
 mems_allowed=0-1
 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:1056
 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 08 cd 5e ff e9 d1 fe ff ff e8 6d ff ce ff 48 83 3d 8d ab 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 f2 c6
RSP: 0000:ffff888025507920 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000007 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff888052114a00 RDI: 0000000000000282
RBP: ffff888025507988 R08: ffff888052114180 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff88821bab29c0 R14: 0000000000480020 R15: ffff88821bab29c0
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
 ____bpf_clone_redirect net/core/filter.c:2076 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2063
 bpf_prog_3d1649e183dc2cc1+0x6bc/0x1000
 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: 0033:0x459829
Code: Bad RIP value.
RSP: 002b:00007f6ec57adc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829
RDX: 0000000000000028 RSI: 0000000020000580 RDI: 000000000000000a
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6ec57ae6d4
R13: 00000000004bfb92 R14: 00000000004d1818 R15: 00000000ffffffff
CPU: 1 PID: 7005 Comm: rsyslogd Not tainted 4.19.67 #41
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:78432 inactive_anon:196 isolated_anon:0
 active_file:13 inactive_file:13 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:17477 slab_unreclaimable:1423658
 mapped:52226 shmem:245 pagetables:812 bounce:0
 free:10912 free_pcp:241 free_cma:0
Call Trace:
Node 0 active_anon:313384kB inactive_anon:784kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:0kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 92160kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 1 active_anon:344kB 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:10308kB 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:13360kB min:36248kB low:45308kB high:54368kB active_anon:313384kB inactive_anon:784kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:3129332kB managed:2619972kB mlocked:0kB kernel_stack:7008kB pagetables:3248kB bounce:0kB free_pcp:716kB local_pcp:248kB free_cma:0kB
lowmem_reserve[]:
 0
 0
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
 2
 2
 __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 
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
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
lowmem_reserve[]:
 ____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
 0
 0
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
 0
Node 1 
Normal free:19968kB min:53608kB low:67008kB high:80408kB active_anon:344kB 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:248kB local_pcp:248kB free_cma:0kB
lowmem_reserve[]:
 alloc_skb include/linux/skbuff.h:995 [inline]
 ndisc_alloc_skb+0x13c/0x340 net/ipv6/ndisc.c:403
 0 0
 ndisc_send_rs+0x32b/0x6d0 net/ipv6/ndisc.c:669
 0
 addrconf_rs_timer+0x30f/0x680 net/ipv6/addrconf.c:3820
 0
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
Node 0 
DMA: 
1*4kB 
(U) 
0*8kB 
0*16kB 
0*32kB 
 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
1*64kB 
(U) 
0*128kB 
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
0*256kB 
0*512kB 
0*1024kB 
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
1*2048kB 
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1056
(M) 
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
2*4096kB (M) 
 </IRQ>
= 10308kB
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:lock_acquire+0x1ea/0x3f0 kernel/locking/lockdep.c:3903
Node 0 
Code: 7c 08 00 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 c4 01 00 00 48 83 3d ca a7 1f 07 00 0f 84 38 01 00 00 48 8b 7d c8 57 9d <0f> 1f 44 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 65 8b
DMA32: 
RSP: 0000:ffff888088e770f0 EFLAGS: 00000282
1082*4kB 
 ORIG_RAX: ffffffffffffff13
(ME) 
RAX: 1ffffffff10e4899 RBX: ffff8880a9336040 RCX: 00000000ac9809e7
629*8kB 
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 0000000000000282
(UME) 
RBP: ffff888088e77138 R08: 0000000000000000 R09: 0000000000000004
184*16kB 
R10: ffff8880a9336960 R11: 000000004644801b R12: ffffffff8879f1e0
(UME) 
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
33*32kB (UM) 
 rcu_lock_acquire include/linux/rcupdate.h:242 [inline]
 rcu_read_lock include/linux/rcupdate.h:627 [inline]
 list_lru_count_one+0x66/0x380 mm/list_lru.c:189
0*64kB 
0*128kB 
 list_lru_shrink_count include/linux/list_lru.h:123 [inline]
 super_cache_count+0x1a8/0x2e0 fs/super.c:145
0*256kB 
0*512kB 
 do_shrink_slab+0x109/0xa40 mm/vmscan.c:464
0*1024kB 
 shrink_slab mm/vmscan.c:693 [inline]
 shrink_slab+0x19f/0x5f0 mm/vmscan.c:666
0*2048kB 
0*4096kB 
= 13360kB
Node 0 
 shrink_node+0x311/0x1450 mm/vmscan.c:2737
Normal: 1*4kB 
(U) 
1*8kB 
(U) 
0*16kB 
0*32kB 
0*64kB 
 shrink_zones mm/vmscan.c:2966 [inline]
 do_try_to_free_pages+0x3cb/0x11c0 mm/vmscan.c:3024
0*128kB 
0*256kB 
 try_to_free_pages+0x2ee/0x7f0 mm/vmscan.c:3239
0*512kB 
0*1024kB 
 __perform_reclaim mm/page_alloc.c:3790 [inline]
 __alloc_pages_direct_reclaim mm/page_alloc.c:3811 [inline]
 __alloc_pages_slowpath+0x990/0x2870 mm/page_alloc.c:4201
0*2048kB 
0*4096kB 
= 12kB
Node 1 
Normal: 
6*4kB 
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
(UME) 
5*8kB 
(ME) 
6*16kB 
(ME) 
5*32kB 
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2147
(ME) 3*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) 
2*128kB 
 page_cache_read mm/filemap.c:2407 [inline]
 filemap_fault+0x10bb/0x2250 mm/filemap.c:2591
(UM) 
1*256kB 
(M) 
3*512kB 
(UME) 
 ext4_filemap_fault+0x83/0xaf fs/ext4/inode.c:6300
3*1024kB 
 __do_fault+0x111/0x480 mm/memory.c:3269
(UM) 
 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
1*2048kB 
(E) 
3*4096kB 
 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202
(M) 
 __do_page_fault+0x62a/0xe90 arch/x86/mm/fault.c:1390
= 19968kB
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
271 total pagecache pages
 do_page_fault+0x71/0x57d arch/x86/mm/fault.c:1465
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1204
Free swap  = 0kB
RIP: 0033:0x7fca362bd1fd
Total swap = 0kB
Code: Bad RIP value.
1965979 pages RAM
RSP: 002b:00007fca3385ce30 EFLAGS: 00010293
0 pages HighMem/MovableOnly
338856 pages reserved
RAX: 0000000000000eca RBX: 0000000000a52670 RCX: 00007fca362bd1fd
0 pages cma reserved
RDX: 0000000000000fff RSI: 00007fca350915a0 RDI: 0000000000000004
aoe: skb alloc failure
RBP: 0000000000000000 R08: 0000000000a3d260 R09: 0000000000000000
R10: 6b205d3234333634 R11: 0000000000000293 R12: 000000000065e420
R13: 00007fca3385d9c0 R14: 00007fca36902040 R15: 0000000000000003
Mem-Info:
syz-executor.0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
active_anon:78432 inactive_anon:196 isolated_anon:0
 active_file:13 inactive_file:13 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:17477 slab_unreclaimable:1423658
 mapped:52226 shmem:245 pagetables:812 bounce:0
 free:10912 free_pcp:241 free_cma:0
syz-executor.0 cpuset=
Node 0 active_anon:313384kB inactive_anon:784kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:0kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 92160kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
syz0
Node 1 active_anon:344kB 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
 mems_allowed=0-1
Node 0 
CPU: 0 PID: 1903 Comm: syz-executor.0 Not tainted 4.19.67 #41
DMA free:10308kB 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
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
lowmem_reserve[]:
Call Trace:
 0 2555
 <IRQ>
 2557 2557
 __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
Node 0 
DMA32 free:13360kB min:36248kB low:45308kB high:54368kB active_anon:313384kB inactive_anon:784kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:3129332kB managed:2619972kB mlocked:0kB kernel_stack:7008kB pagetables:3248kB bounce:0kB free_pcp:716kB local_pcp:468kB free_cma:0kB
lowmem_reserve[]:
 0
 0 2
 2
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
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[]:
 0
 0
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
 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:19968kB min:53608kB low:67008kB high:80408kB active_anon:344kB 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:248kB 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
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
 0
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
 0
 0
Node 0 DMA: 
 alloc_skb include/linux/skbuff.h:995 [inline]
 new_skb+0x28/0x1d0 drivers/block/aoe/aoecmd.c:67
1*4kB (U) 
 aoecmd_cfg_pkts drivers/block/aoe/aoecmd.c:426 [inline]
 aoecmd_cfg+0x1b5/0x640 drivers/block/aoe/aoecmd.c:1374
0*8kB 
0*16kB 
0*32kB 
 discover_timer+0x4e/0x60 drivers/block/aoe/aoemain.c:24
1*64kB (U) 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10308kB
Node 0 DMA32: 1082*4kB (ME) 629*8kB (UME) 184*16kB (UME) 33*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13360kB
Node 0 Normal: 1*4kB (U) 1*8kB (U) 0*16kB 0*32kB 0*64kB 
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
0*128kB 0*256kB 0*512kB 
0*1024kB 
0*2048kB 
0*4096kB 
= 12kB
Node 1 
Normal: 
 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
6*4kB 
(UME) 
5*8kB 
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
(ME) 
6*16kB 
(ME) 
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
5*32kB 
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1056
(ME) 
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
3*64kB 
 </IRQ>
(UME) 
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
2*128kB 
Code: 7e 0f 85 db fe ff ff e8 08 cd 5e ff e9 d1 fe ff ff e8 6d ff ce ff 48 83 3d 8d ab 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 f2 c6
(UM) 
RSP: 0000:ffff888025507920 EFLAGS: 00000282
1*256kB 
 ORIG_RAX: ffffffffffffff13
(M) 
RAX: 0000000000000007 RBX: 0000000000480020 RCX: 0000000000000000
3*512kB 
RDX: 0000000000000000 RSI: ffff888052114a00 RDI: 0000000000000282
(UME) 
RBP: ffff888025507988 R08: ffff888052114180 R09: 0000000000000000
3*1024kB (UM) 
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
1*2048kB 
R13: ffff88821bab29c0 R14: 0000000000480020 R15: ffff88821bab29c0
(E) 
3*4096kB 
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
(M) 
 ____bpf_clone_redirect net/core/filter.c:2076 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2063
= 19968kB
 bpf_prog_3d1649e183dc2cc1+0x6bc/0x1000
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
271 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
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
0 pages cma reserved
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
rsyslogd cpuset=
/
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1785
 mems_allowed=0-1
 __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: 0033:0x459829
Code: Bad RIP value.
RSP: 002b:00007f6ec57adc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829
RDX: 0000000000000028 RSI: 0000000020000580 RDI: 000000000000000a
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6ec57ae6d4
R13: 00000000004bfb92 R14: 00000000004d1818 R15: 00000000ffffffff
CPU: 1 PID: 7005 Comm: rsyslogd Not tainted 4.19.67 #41
aoe: skb alloc failure
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
syz-executor.0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=
syz0
 mems_allowed=0-1
 __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]
 ndisc_alloc_skb+0x13c/0x340 net/ipv6/ndisc.c:403
 ndisc_send_rs+0x32b/0x6d0 net/ipv6/ndisc.c:669
 addrconf_rs_timer+0x30f/0x680 net/ipv6/addrconf.c:3820
 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:1056
 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:lock_acquire+0x1ea/0x3f0 kernel/locking/lockdep.c:3903
Code: 7c 08 00 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 c4 01 00 00 48 83 3d ca a7 1f 07 00 0f 84 38 01 00 00 48 8b 7d c8 57 9d <0f> 1f 44 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 65 8b
RSP: 0000:ffff888088e770f0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 1ffffffff10e4899 RBX: ffff8880a9336040 RCX: 00000000ac9809e7
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 0000000000000282
RBP: ffff888088e77138 R08: 0000000000000000 R09: 0000000000000004
R10: ffff8880a9336960 R11: 000000004644801b R12: ffffffff8879f1e0
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
 rcu_lock_acquire include/linux/rcupdate.h:242 [inline]
 rcu_read_lock include/linux/rcupdate.h:627 [inline]
 list_lru_count_one+0x66/0x380 mm/list_lru.c:189
 list_lru_shrink_count include/linux/list_lru.h:123 [inline]
 super_cache_count+0x1a8/0x2e0 fs/super.c:145
 do_shrink_slab+0x109/0xa40 mm/vmscan.c:464
 shrink_slab mm/vmscan.c:693 [inline]
 shrink_slab+0x19f/0x5f0 mm/vmscan.c:666
 shrink_node+0x311/0x1450 mm/vmscan.c:2737
 shrink_zones mm/vmscan.c:2966 [inline]
 do_try_to_free_pages+0x3cb/0x11c0 mm/vmscan.c:3024
 try_to_free_pages+0x2ee/0x7f0 mm/vmscan.c:3239
 __perform_reclaim mm/page_alloc.c:3790 [inline]
 __alloc_pages_direct_reclaim mm/page_alloc.c:3811 [inline]
 __alloc_pages_slowpath+0x990/0x2870 mm/page_alloc.c:4201
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2147
 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:6300
 __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: 0033:0x7fca362bd1fd
Code: Bad RIP value.
RSP: 002b:00007fca3385ce30 EFLAGS: 00010293
RAX: 0000000000000eca RBX: 0000000000a52670 RCX: 00007fca362bd1fd
RDX: 0000000000000fff RSI: 00007fca350915a0 RDI: 0000000000000004
RBP: 0000000000000000 R08: 0000000000a3d260 R09: 0000000000000000
R10: 6b205d3234333634 R11: 0000000000000293 R12: 000000000065e420
R13: 00007fca3385d9c0 R14: 00007fca36902040 R15: 0000000000000003
CPU: 0 PID: 1903 Comm: syz-executor.0 Not tainted 4.19.67 #41
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
rsyslogd cpuset=
/
 mems_allowed=0-1
 __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:1056
 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 08 cd 5e ff e9 d1 fe ff ff e8 6d ff ce ff 48 83 3d 8d ab 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 f2 c6
RSP: 0000:ffff888025507920 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000007 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff888052114a00 RDI: 0000000000000282
RBP: ffff888025507988 R08: ffff888052114180 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff88821bab29c0 R14: 0000000000480020 R15: ffff88821bab29c0
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
 ____bpf_clone_redirect net/core/filter.c:2076 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2063
 bpf_prog_3d1649e183dc2cc1+0x6bc/0x1000
 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: 0033:0x459829
Code: Bad RIP value.
RSP: 002b:00007f6ec57adc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829
RDX: 0000000000000028 RSI: 0000000020000580 RDI: 000000000000000a
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6ec57ae6d4
R13: 00000000004bfb92 R14: 00000000004d1818 R15: 00000000ffffffff
CPU: 1 PID: 7005 Comm: rsyslogd Not tainted 4.19.67 #41
aoe: skb alloc failure
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
syz-executor.0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=
syz0
 mems_allowed=0-1
 __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]
 nlmsg_new include/net/netlink.h:511 [inline]
 __br_mdb_notify+0x2af/0xe40 net/bridge/br_mdb.c:377
 br_mdb_notify+0x20d/0x2d0 net/bridge/br_mdb.c:410
 br_multicast_del_pg+0x2bd/0x580 net/bridge/br_multicast.c:292
 br_multicast_port_group_expired+0x189/0x1e0 net/bridge/br_multicast.c:316
 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:1056
 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:lock_acquire+0x1ea/0x3f0 kernel/locking/lockdep.c:3903
Code: 7c 08 00 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 c4 01 00 00 48 83 3d ca a7 1f 07 00 0f 84 38 01 00 00 48 8b 7d c8 57 9d <0f> 1f 44 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 65 8b
RSP: 0000:ffff888088e770f0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 1ffffffff10e4899 RBX: ffff8880a9336040 RCX: 00000000ac9809e7
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 0000000000000282
RBP: ffff888088e77138 R08: 0000000000000000 R09: 0000000000000004
R10: ffff8880a9336960 R11: 000000004644801b R12: ffffffff8879f1e0
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
 rcu_lock_acquire include/linux/rcupdate.h:242 [inline]
 rcu_read_lock include/linux/rcupdate.h:627 [inline]
 list_lru_count_one+0x66/0x380 mm/list_lru.c:189
 list_lru_shrink_count include/linux/list_lru.h:123 [inline]
 super_cache_count+0x1a8/0x2e0 fs/super.c:145
 do_shrink_slab+0x109/0xa40 mm/vmscan.c:464
 shrink_slab mm/vmscan.c:693 [inline]
 shrink_slab+0x19f/0x5f0 mm/vmscan.c:666
 shrink_node+0x311/0x1450 mm/vmscan.c:2737
 shrink_zones mm/vmscan.c:2966 [inline]
 do_try_to_free_pages+0x3cb/0x11c0 mm/vmscan.c:3024
 try_to_free_pages+0x2ee/0x7f0 mm/vmscan.c:3239
 __perform_reclaim mm/page_alloc.c:3790 [inline]
 __alloc_pages_direct_reclaim mm/page_alloc.c:3811 [inline]
 __alloc_pages_slowpath+0x990/0x2870 mm/page_alloc.c:4201
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2147
 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:6300
 __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: 0033:0x7fca362bd1fd
Code: Bad RIP value.
RSP: 002b:00007fca3385ce30 EFLAGS: 00010293
RAX: 0000000000000eca RBX: 0000000000a52670 RCX: 00007fca362bd1fd
RDX: 0000000000000fff RSI: 00007fca350915a0 RDI: 0000000000000004
RBP: 0000000000000000 R08: 0000000000a3d260 R09: 0000000000000000
R10: 6b205d3234333634 R11: 0000000000000293 R12: 000000000065e420
R13: 00007fca3385d9c0 R14: 00007fca36902040 R15: 0000000000000003
CPU: 0 PID: 1903 Comm: syz-executor.0 Not tainted 4.19.67 #41
warn_alloc_show_mem: 3 callbacks suppressed
Mem-Info:
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
active_anon:78432 inactive_anon:196 isolated_anon:0
 active_file:13 inactive_file:13 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:17477 slab_unreclaimable:1423658
 mapped:52226 shmem:245 pagetables:812 bounce:0
 free:10912 free_pcp:241 free_cma:0
Call Trace:
Node 0 active_anon:313384kB inactive_anon:784kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:0kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 92160kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 1 active_anon:344kB 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:10308kB 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:13360kB min:36248kB low:45308kB high:54368kB active_anon:313384kB inactive_anon:784kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:3129332kB managed:2619972kB mlocked:0kB kernel_stack:7008kB pagetables:3248kB bounce:0kB free_pcp:716kB local_pcp:468kB free_cma:0kB
lowmem_reserve[]: 0
 0
 2
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
 2
Node 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
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
 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
 0
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
Node 1 
Normal free:19968kB min:53608kB low:67008kB high:80408kB active_anon:344kB 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:248kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]:
 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
 0
 discover_timer+0x4e/0x60 drivers/block/aoe/aoemain.c:24
Node 0 
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
DMA: 1*4kB 
(U) 
0*8kB 
0*16kB 
0*32kB 
1*64kB 
(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*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:1056
(M) 
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
= 10308kB
 </IRQ>
Node 0 
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
DMA32: 
Code: 7e 0f 85 db fe ff ff e8 08 cd 5e ff e9 d1 fe ff ff e8 6d ff ce ff 48 83 3d 8d ab 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 f2 c6
1082*4kB 
RSP: 0000:ffff888025507920 EFLAGS: 00000282
(ME) 
 ORIG_RAX: ffffffffffffff13
629*8kB 
RAX: 0000000000000007 RBX: 0000000000480020 RCX: 0000000000000000
(UME) 
RDX: 0000000000000000 RSI: ffff888052114a00 RDI: 0000000000000282
184*16kB 
RBP: ffff888025507988 R08: ffff888052114180 R09: 0000000000000000
(UME) 
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
33*32kB 
R13: ffff88821bab29c0 R14: 0000000000480020 R15: ffff88821bab29c0
(UM) 
0*64kB 
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
0*128kB 
 ____bpf_clone_redirect net/core/filter.c:2076 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2063
0*256kB 
 bpf_prog_3d1649e183dc2cc1+0x6bc/0x1000
0*512kB 
0*1024kB 
0*2048kB 
0*4096kB 
= 13360kB
Node 0 
Normal: 
1*4kB 
(U) 
1*8kB 
(U) 
0*16kB 
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
0*32kB 0*64kB 
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
0*128kB 
0*256kB 
0*512kB 
0*1024kB 
0*2048kB 
0*4096kB 
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1785
= 12kB
 __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
Node 1 
Normal: 
6*4kB 
(UME) 
5*8kB 
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
(ME) 
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
6*16kB 
RIP: 0033:0x459829
(ME) 
Code: Bad RIP value.
5*32kB 
RSP: 002b:00007f6ec57adc78 EFLAGS: 00000246
(ME) 
 ORIG_RAX: 0000000000000141
3*64kB 
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829
(UME) 
RDX: 0000000000000028 RSI: 0000000020000580 RDI: 000000000000000a
2*128kB 
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
(UM) 
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6ec57ae6d4
1*256kB 
R13: 00000000004bfb92 R14: 00000000004d1818 R15: 00000000ffffffff
(M) 
aoe: skb alloc failure
3*512kB (UME) 3*1024kB (UM) 1*2048kB (E) 3*4096kB (M) 
syz-executor.0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
= 19968kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
syz-executor.0 cpuset=
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
syz0
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
271 total pagecache pages
 mems_allowed=0-1
0 pages in swap cache
CPU: 0 PID: 1903 Comm: syz-executor.0 Not tainted 4.19.67 #41
Swap cache stats: add 0, delete 0, find 0/0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
Free swap  = 0kB
 <IRQ>
Total swap = 0kB
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x172/0x1f0 lib/dump_stack.c:113
1965979 pages RAM
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3447
0 pages HighMem/MovableOnly
338856 pages reserved
0 pages cma reserved
rsyslogd: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
rsyslogd cpuset=
/
 mems_allowed=0-1
 __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:1056
 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 08 cd 5e ff e9 d1 fe ff ff e8 6d ff ce ff 48 83 3d 8d ab 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 f2 c6
RSP: 0000:ffff888025507920 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000007 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff888052114a00 RDI: 0000000000000282
RBP: ffff888025507988 R08: ffff888052114180 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff88821bab29c0 R14: 0000000000480020 R15: ffff88821bab29c0
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
 ____bpf_clone_redirect net/core/filter.c:2076 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2063
 bpf_prog_3d1649e183dc2cc1+0x6bc/0x1000
 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: 0033:0x459829
Code: Bad RIP value.
RSP: 002b:00007f6ec57adc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459829
RDX: 0000000000000028 RSI: 0000000020000580 RDI: 000000000000000a
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f6ec57ae6d4
R13: 00000000004bfb92 R14: 00000000004d1818 R15: 00000000ffffffff
warn_alloc_show_mem: 1 callbacks suppressed
CPU: 1 PID: 7005 Comm: rsyslogd Not tainted 4.19.67 #41
Mem-Info:
active_anon:78432 inactive_anon:196 isolated_anon:0
 active_file:13 inactive_file:13 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:17477 slab_unreclaimable:1423658
 mapped:52226 shmem:245 pagetables:812 bounce:0
 free:10912 free_pcp:241 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:313384kB inactive_anon:784kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:0kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 92160kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
Node 1 active_anon:344kB 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:10308kB 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:13360kB min:36248kB low:45308kB high:54368kB active_anon:313384kB inactive_anon:784kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:3129332kB managed:2619972kB mlocked:0kB kernel_stack:7008kB pagetables:3248kB bounce:0kB free_pcp:716kB local_pcp:248kB free_cma:0kB
lowmem_reserve[]:
 0 0
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
 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
 __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
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
Node 1 Normal free:19968kB min:53608kB low:67008kB high:80408kB active_anon:344kB 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:248kB local_pcp:248kB free_cma:0kB
 ____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
lowmem_reserve[]: 0
 0
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
 0
 0
 alloc_skb include/linux/skbuff.h:995 [inline]
 nlmsg_new include/net/netlink.h:511 [inline]
 __br_mdb_notify+0x2af/0xe40 net/bridge/br_mdb.c:377
Node 0 
DMA: 1*4kB 
(U) 
0*8kB 
0*16kB 
0*32kB 
1*64kB 
 br_mdb_notify+0x20d/0x2d0 net/bridge/br_mdb.c:410
(U) 0*128kB 
0*256kB 
0*512kB 
 br_multicast_del_pg+0x2bd/0x580 net/bridge/br_multicast.c:292
0*1024kB 
 br_multicast_port_group_expired+0x189/0x1e0 net/bridge/br_multicast.c:316
1*2048kB 
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
(M) 
2*4096kB 
(M) 
= 10308kB
Node 0 
DMA32: 
1082*4kB 
 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
(ME) 
629*8kB 
(UME) 
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
184*16kB 
(UME) 
33*32kB 
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
(UM) 
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1056
0*64kB 
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
0*128kB 
 </IRQ>
0*256kB 
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:lock_acquire+0x1ea/0x3f0 kernel/locking/lockdep.c:3903
0*512kB 
Code: 7c 08 00 00 00 00 00 00 48 c1 e8 03 80 3c 10 00 0f 85 c4 01 00 00 48 83 3d ca a7 1f 07 00 0f 84 38 01 00 00 48 8b 7d c8 57 9d <0f> 1f 44 00 00 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 65 8b
0*1024kB 
RSP: 0000:ffff888088e770f0 EFLAGS: 00000282
0*2048kB 0*4096kB 
 ORIG_RAX: ffffffffffffff13
= 13360kB
Node 0 
RAX: 1ffffffff10e4899 RBX: ffff8880a9336040 RCX: 00000000ac9809e7
Normal: 
RDX: dffffc0000000000 RSI: 0000000000000000 RDI: 0000000000000282
1*4kB 
RBP: ffff888088e77138 R08: 0000000000000000 R09: 0000000000000004
(U) 
R10: ffff8880a9336960 R11: 000000004644801b R12: ffffffff8879f1e0
1*8kB (U) 
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
0*16kB 
 rcu_lock_acquire include/linux/rcupdate.h:242 [inline]
 rcu_read_lock include/linux/rcupdate.h:627 [inline]
 list_lru_count_one+0x66/0x380 mm/list_lru.c:189
0*32kB 
0*64kB 
 list_lru_shrink_count include/linux/list_lru.h:123 [inline]
 super_cache_count+0x1a8/0x2e0 fs/super.c:145
0*128kB 
0*256kB 
 do_shrink_slab+0x109/0xa40 mm/vmscan.c:464
0*512kB 0*1024kB 
 shrink_slab mm/vmscan.c:693 [inline]
 shrink_slab+0x19f/0x5f0 mm/vmscan.c:666
0*2048kB 
0*4096kB 
= 12kB
Node 1 
 shrink_node+0x311/0x1450 mm/vmscan.c:2737
Normal: 
6*4kB 
(UME) 
5*8kB 
(ME) 
6*16kB 
(ME) 
 shrink_zones mm/vmscan.c:2966 [inline]
 do_try_to_free_pages+0x3cb/0x11c0 mm/vmscan.c:3024
5*32kB 
(ME) 
 try_to_free_pages+0x2ee/0x7f0 mm/vmscan.c:3239
3*64kB 
(UME) 
 __perform_reclaim mm/page_alloc.c:3790 [inline]
 __alloc_pages_direct_reclaim mm/page_alloc.c:3811 [inline]
 __alloc_pages_slowpath+0x990/0x2870 mm/page_alloc.c:4201
2*128kB 
(UM) 
1*256kB 
(M) 
3*512kB 
(UME) 
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4409
3*1024kB 
(UM) 
1*2048kB 
(E) 
3*4096kB 
(M) 
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2147
= 19968kB
 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
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
 page_cache_read mm/filemap.c:2407 [inline]
 filemap_fault+0x10bb/0x2250 mm/filemap.c:2591
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
271 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
 ext4_filemap_fault+0x83/0xaf fs/ext4/inode.c:6300
Free swap  = 0kB
 __do_fault+0x111/0x480 mm/memory.c:3269
Total swap = 0kB
 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
1965979 pages RAM
0 pages HighMem/MovableOnly
338856 pages reserved
 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202
0 pages cma reserved
 __do_page_fault+0x62a/0xe90 arch/x86/mm/fault.c:1390
aoe: skb alloc failure
syz-executor.0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=
syz0
 do_page_fault+0x71/0x57d arch/x86/mm/fault.c:1465
 mems_allowed=0-1
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1204
RIP: 0033:0x7fca362bd1fd
Code: Bad RIP value.
RSP: 002b:00007fca3385ce30 EFLAGS: 00010293
RAX: 0000000000000eca RBX: 0000000000a52670 RCX: 00007fca362bd1fd
RDX: 0000000000000fff RSI: 00007fca350915a0 RDI: 0000000000000004
RBP: 0000000000000000 R08: 0000000000a3d260 R09: 0000000000000000
R10: 6b205d3234333634 R11: 0000000000000293 R12: 000000000065e420
R13: 00007fca3385d9c0 R14: 00007fca36902040 R15: 0000000000000003
CPU: 0 PID: 1903 Comm: syz-executor.0 Not tainted 4.19.67 #41
Mem-Info:
active_anon:78432 inactive_anon:196 isolated_anon:0
 active_file:13 inactive_file:13 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:17477 slab_unreclaimable:1423658
 mapped:52226 shmem:245 pagetables:812 bounce:0
 free:10912 free_pcp:241 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:313384kB inactive_anon:784kB active_file:48kB inactive_file:52kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:0kB writeback:0kB shmem:980kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 92160kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
Node 1 active_anon:344kB 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:10308kB 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:13360kB min:36248kB low:45308kB high:54368kB active_anon:313384kB inactive_anon:784kB active_file:48kB inactive_file:52kB unevictable:0kB writepending:0kB present:3129332kB managed:2619972kB mlocked:0kB kernel_stack:7008kB pagetables:3248kB bounce:0kB free_pcp:716kB local_pcp:468kB free_cma:0kB
 __alloc_pages_slowpath+0x220e/0x2870 mm/page_alloc.c:4307
lowmem_reserve[]:
 0
 0