CPU: 1 PID: 5332 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #93
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
rcu: (detected by 0, t=10507 jiffies, g=31301, q=13)
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
rcu: All QSes seen, last rcu_preempt kthread activity 10507 (4294980840-4294970333), jiffies_till_next_fqs=1, root ->qsmask 0x0
warn_alloc.cold.118+0xb7/0x1bd mm/page_alloc.c:3426
syz-executor6 R
running task
22472 14726 5352 0x8000000c
Call Trace:
__alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
sched_show_task.cold.83+0x2b6/0x30a kernel/sched/core.c:5296
print_other_cpu_stall.cold.79+0xa83/0xba5 kernel/rcu/tree.c:1430
check_cpu_stall kernel/rcu/tree.c:1557 [inline]
__rcu_pending kernel/rcu/tree.c:3276 [inline]
rcu_pending kernel/rcu/tree.c:3319 [inline]
rcu_check_callbacks+0xafc/0x1990 kernel/rcu/tree.c:2665
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0x91/0x8c0 mm/slab.c:2677
fallback_alloc+0x203/0x2e0 mm/slab.c:3219
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
alloc_skb include/linux/skbuff.h:995 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
addrconf_rs_timer+0x3c0/0x6f0 net/ipv6/addrconf.c:3819
update_process_times+0x2d/0x70 kernel/time/timer.c:1636
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
tick_sched_handle+0x9f/0x180 kernel/time/tick-sched.c:164
tick_sched_timer+0x45/0x130 kernel/time/tick-sched.c:1274
__run_hrtimer kernel/time/hrtimer.c:1398 [inline]
__hrtimer_run_queues+0x41c/0x10d0 kernel/time/hrtimer.c:1460
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
hrtimer_interrupt+0x313/0x780 kernel/time/hrtimer.c:1518
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1029 [inline]
smp_apic_timer_interrupt+0x1a1/0x760 arch/x86/kernel/apic/apic.c:1054
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline]
RIP: 0010:slab_alloc_node mm/slab.c:3329 [inline]
RIP: 0010:kmem_cache_alloc_node+0x247/0x730 mm/slab.c:3642
Code: 40 7e 0f 85 32 ff ff ff e8 95 db 3e ff e9 28 ff ff ff e8 ac 38 c3 ff 48 83 3d 4c 87 b0 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 bf fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
RSP: 0000:ffff8801dac07450 EFLAGS: 00000282
ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003434fd71
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000282
RBP: ffff8801dac074c0 R08: ffff8801a1a7eb88 R09: 0000000000000002
R10: 0000000000000000 R11: ffff8801a1a7e2c0 R12: ffff8801d9be8800
R13: ffff8801d9be8800 R14: 0000000000000000 R15: 0000000000000282
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
__do_softirq+0x30b/0xad8 kernel/softirq.c:292
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
alloc_skb include/linux/skbuff.h:995 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
addrconf_rs_timer+0x3c0/0x6f0 net/ipv6/addrconf.c:3819
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
RIP: 0010:arch_local_irq_restore+0x4a/0x52 arch/x86/include/asm/paravirt.h:788
Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 29 86 09 fa 48 83 3d 19 95 b9 01 00 75 07 e8 9a 3a c6 f9 0f 0b e8 93 3a c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 dd 85 09 fa 4c 8b 45 d0 e9
RSP: 0000:ffff8801d92c6238 EFLAGS: 00000293
ORIG_RAX: ffffffffffffff13
RAX: ffff8801bae666c0 RBX: 0000000000000293 RCX: 1ffff100375ccdf6
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
RDX: 0000000000000000 RSI: ffffffff87b8949d RDI: 0000000000000293
RBP: ffff8801d92c6240 R08: ffff8801bae66fb0 R09: 0000000000000006
R10: 0000000000000000 R11: ffff8801bae666c0 R12: 0000000000000293
R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
dump_stack+0x26a/0x2b4 lib/dump_stack.c:118
dump_header+0x27b/0xf72 mm/oom_kill.c:441
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
__do_softirq+0x30b/0xad8 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056
oom_kill_process.cold.27+0x10/0x903 mm/oom_kill.c:952
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline]
RIP: 0010:slab_alloc mm/slab.c:3385 [inline]
RIP: 0010:kmem_cache_alloc+0x297/0x730 mm/slab.c:3552
Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
RSP: 0000:ffff88019d427748 EFLAGS: 00000282
ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801a1a7eb40 RDI: 0000000000000282
RBP: ffff88019d4277b0 R08: ffff8801a1a7e2c0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8801d9be8800 R14: ffff8801d9be8800 R15: 0000000000480020
skb_clone+0x1bb/0x500 net/core/skbuff.c:1283
out_of_memory+0xa86/0x14c0 mm/oom_kill.c:1112
__alloc_pages_may_oom mm/page_alloc.c:3522 [inline]
__alloc_pages_slowpath+0x2318/0x2d80 mm/page_alloc.c:4235
____bpf_clone_redirect net/core/filter.c:2075 [inline]
bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2062
bpf_prog_3d1649e183dc2cc1+0x2a0/0x1000
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
alloc_pages_current+0x10c/0x210 mm/mempolicy.c:2093
alloc_pages include/linux/gfp.h:509 [inline]
__page_cache_alloc+0x38f/0x5b0 mm/filemap.c:946
page_cache_read mm/filemap.c:2385 [inline]
filemap_fault+0x1594/0x25f0 mm/filemap.c:2569
rcu: rcu_preempt kthread starved for 10507 jiffies! g31301 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: RCU grace-period kthread stack dump:
rcu_preempt R
running task
23096 10 2 0x80000000
Call Trace:
context_switch kernel/sched/core.c:2825 [inline]
__schedule+0x86c/0x1ed0 kernel/sched/core.c:3473
ext4_filemap_fault+0x82/0xad fs/ext4/inode.c:6257
__do_fault+0x100/0x6b0 mm/memory.c:3240
schedule+0xfe/0x460 kernel/sched/core.c:3517
do_read_fault mm/memory.c:3652 [inline]
do_fault mm/memory.c:3752 [inline]
handle_pte_fault mm/memory.c:3983 [inline]
__handle_mm_fault+0x3709/0x53e0 mm/memory.c:4107
schedule_timeout+0x140/0x260 kernel/time/timer.c:1804
rcu_gp_kthread+0x9d9/0x2310 kernel/rcu/tree.c:2194
handle_mm_fault+0x54f/0xc70 mm/memory.c:4144
__do_page_fault+0x67d/0xed0 arch/x86/mm/fault.c:1395
do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1470
page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1161
RIP: 0033:0x45ddf3
Code: Bad RIP value.
RSP: 002b:000000c42001fea0 EFLAGS: 00010202
RAX: ffffffffffffff92 RBX: 000000003b971825 RCX: 000000000045ddf3
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
R13: 000000c42639a660 R14: 0000000000000001 R15: 0000000000000000
warn_alloc_show_mem: 1 callbacks suppressed
Mem-Info:
active_anon:42566 inactive_anon:748 isolated_anon:0
active_file:16 inactive_file:17 isolated_file:0
unevictable:0 dirty:0 writeback:0 unstable:0
slab_reclaimable:9679 slab_unreclaimable:1462004
mapped:57522 shmem:755 pagetables:678 bounce:0
free:13771 free_pcp:233 free_cma:0
Node 0 active_anon:170264kB inactive_anon:2992kB active_file:64kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:3020kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 157696kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Node 0
DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0
2815
6318
6318
Node 0
DMA32 free:25244kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0
0
3503
3503
Node 0
Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:170264kB inactive_anon:2992kB active_file:64kB inactive_file:68kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5504kB pagetables:2712kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
lowmem_reserve[]:
0
0
0 0
Node 0
DMA:
kthread+0x35a/0x420 kernel/kthread.c:246
1*4kB
(U)
0*8kB 0*16kB
ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
1*32kB
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
(U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB
syz-executor6: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
1*1024kB
syz-executor6 cpuset=
(U) 1*2048kB
syz6
(M)
mems_allowed=0
3*4096kB (M)
CPU: 0 PID: 14726 Comm: syz-executor6 Not tainted 4.19.0-rc2+ #93
= 15908kB
Node 0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
DMA32: 3*4kB
Call Trace:
(M) 2*8kB
(M)
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
2*16kB
(UM)
warn_alloc.cold.118+0xb7/0x1bd mm/page_alloc.c:3426
1*32kB
(M)
3*64kB
(UM)
3*128kB
__alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
(M)
2*256kB
(M)
3*512kB
(M)
4*1024kB
(UM)
3*2048kB
(M)
3*4096kB (M)
= 25244kB
Node 0
Normal:
1139*4kB
(MEH)
438*8kB
(UME) 175*16kB
(UME) 64*32kB
(UMEH)
14*64kB
(UM)
1*128kB
(H)
0*256kB
0*512kB
0*1024kB
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
0*2048kB 0*4096kB
= 13932kB
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
788 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0x91/0x8c0 mm/slab.c:2677
Total swap = 0kB
1965979 pages RAM
fallback_alloc+0x203/0x2e0 mm/slab.c:3219
0 pages HighMem/MovableOnly
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
343323 pages reserved
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
0 pages cma reserved
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-fuzzer cpuset=
/
mems_allowed=0
alloc_skb include/linux/skbuff.h:995 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
addrconf_rs_timer+0x3c0/0x6f0 net/ipv6/addrconf.c:3819
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
__do_softirq+0x30b/0xad8 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline]
RIP: 0010:slab_alloc mm/slab.c:3385 [inline]
RIP: 0010:kmem_cache_alloc+0x297/0x730 mm/slab.c:3552
Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
RSP: 0000:ffff88019d427748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801a1a7eb40 RDI: 0000000000000282
RBP: ffff88019d4277b0 R08: ffff8801a1a7e2c0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8801d9be8800 R14: ffff8801d9be8800 R15: 0000000000480020
skb_clone+0x1bb/0x500 net/core/skbuff.c:1283
____bpf_clone_redirect net/core/filter.c:2075 [inline]
bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2062
bpf_prog_3d1649e183dc2cc1+0x2a0/0x1000
Mem-Info:
CPU: 1 PID: 5332 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #93
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
active_anon:42566 inactive_anon:748 isolated_anon:0
active_file:16 inactive_file:17 isolated_file:0
unevictable:0 dirty:0 writeback:0 unstable:0
slab_reclaimable:9679 slab_unreclaimable:1462004
mapped:57522 shmem:755 pagetables:678 bounce:0
free:13771 free_pcp:233 free_cma:0
Call Trace:
Node 0 active_anon:170264kB inactive_anon:2992kB active_file:64kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:3020kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 157696kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Node 0
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]:
warn_alloc.cold.118+0xb7/0x1bd mm/page_alloc.c:3426
0
2815 6318
6318
Node 0
DMA32 free:25244kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
__alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
lowmem_reserve[]: 0
0
3503
3503
Node 0
Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:170264kB inactive_anon:2992kB active_file:64kB inactive_file:68kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5504kB pagetables:2712kB bounce:0kB free_pcp:684kB local_pcp:248kB free_cma:0kB
lowmem_reserve[]: 0
0
0
0
Node 0
DMA: 1*4kB
(U)
0*8kB
0*16kB 1*32kB
(U)
2*64kB
(U)
1*128kB
(U)
1*256kB (U)
0*512kB 1*1024kB
(U)
1*2048kB
(M)
3*4096kB (M)
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
= 15908kB
Node 0
DMA32: 3*4kB
(M)
2*8kB
(M)
2*16kB (UM)
1*32kB (M)
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0x91/0x8c0 mm/slab.c:2677
3*64kB (UM)
3*128kB (M)
fallback_alloc+0x203/0x2e0 mm/slab.c:3219
2*256kB (M)
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
3*512kB (M)
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
4*1024kB
(UM) 3*2048kB
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
(M)
3*4096kB
(M)
= 25244kB
Node 0
Normal:
1139*4kB
(MEH) 438*8kB
alloc_skb include/linux/skbuff.h:995 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
(UME) 175*16kB
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
(UME)
addrconf_rs_timer+0x3c0/0x6f0 net/ipv6/addrconf.c:3819
64*32kB
(UMEH)
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
14*64kB
(UM)
1*128kB
(H)
0*256kB 0*512kB
0*1024kB
0*2048kB 0*4096kB
= 13932kB
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
788 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
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
0 pages HighMem/MovableOnly
343323 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
syz-executor6: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-executor6 cpuset=
syz6
mems_allowed=0
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
__do_softirq+0x30b/0xad8 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
RIP: 0010:arch_local_irq_restore+0x4a/0x52 arch/x86/include/asm/paravirt.h:788
Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 29 86 09 fa 48 83 3d 19 95 b9 01 00 75 07 e8 9a 3a c6 f9 0f 0b e8 93 3a c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 dd 85 09 fa 4c 8b 45 d0 e9
RSP: 0000:ffff8801d92c6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff8801bae666c0 RBX: 0000000000000293 RCX: 1ffff100375ccdf6
RDX: 0000000000000000 RSI: ffffffff87b8949d RDI: 0000000000000293
RBP: ffff8801d92c6240 R08: ffff8801bae66fb0 R09: 0000000000000006
R10: 0000000000000000 R11: ffff8801bae666c0 R12: 0000000000000293
R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
dump_stack+0x26a/0x2b4 lib/dump_stack.c:118
dump_header+0x27b/0xf72 mm/oom_kill.c:441
oom_kill_process.cold.27+0x10/0x903 mm/oom_kill.c:952
out_of_memory+0xa86/0x14c0 mm/oom_kill.c:1112
__alloc_pages_may_oom mm/page_alloc.c:3522 [inline]
__alloc_pages_slowpath+0x2318/0x2d80 mm/page_alloc.c:4235
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
alloc_pages_current+0x10c/0x210 mm/mempolicy.c:2093
alloc_pages include/linux/gfp.h:509 [inline]
__page_cache_alloc+0x38f/0x5b0 mm/filemap.c:946
page_cache_read mm/filemap.c:2385 [inline]
filemap_fault+0x1594/0x25f0 mm/filemap.c:2569
ext4_filemap_fault+0x82/0xad fs/ext4/inode.c:6257
__do_fault+0x100/0x6b0 mm/memory.c:3240
do_read_fault mm/memory.c:3652 [inline]
do_fault mm/memory.c:3752 [inline]
handle_pte_fault mm/memory.c:3983 [inline]
__handle_mm_fault+0x3709/0x53e0 mm/memory.c:4107
handle_mm_fault+0x54f/0xc70 mm/memory.c:4144
__do_page_fault+0x67d/0xed0 arch/x86/mm/fault.c:1395
do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1470
page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1161
RIP: 0033:0x45ddf3
Code: Bad RIP value.
RSP: 002b:000000c42001fea0 EFLAGS: 00010202
RAX: ffffffffffffff92 RBX: 000000003b971825 RCX: 000000000045ddf3
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
R13: 000000c42639a660 R14: 0000000000000001 R15: 0000000000000000
CPU: 0 PID: 14726 Comm: syz-executor6 Not tainted 4.19.0-rc2+ #93
Mem-Info:
active_anon:42566 inactive_anon:748 isolated_anon:0
active_file:16 inactive_file:17 isolated_file:0
unevictable:0 dirty:0 writeback:0 unstable:0
slab_reclaimable:9679 slab_unreclaimable:1462004
mapped:57522 shmem:755 pagetables:678 bounce:0
free:13771 free_pcp:233 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:170264kB inactive_anon:2992kB active_file:64kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:3020kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 157696kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
Node 0
DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
lowmem_reserve[]:
0
warn_alloc.cold.118+0xb7/0x1bd mm/page_alloc.c:3426
2815 6318
6318
Node 0
DMA32 free:25244kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]:
__alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
0
0 3503
3503
Node 0
Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:170264kB inactive_anon:2992kB active_file:64kB inactive_file:68kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5504kB pagetables:2712kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
lowmem_reserve[]:
0
0 0
0
Node 0
DMA: 1*4kB
(U)
0*8kB
0*16kB
1*32kB
(U)
2*64kB (U)
1*128kB
(U)
1*256kB (U)
0*512kB
1*1024kB
(U)
1*2048kB
(M)
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
3*4096kB
(M)
= 15908kB
Node 0
DMA32:
3*4kB
(M)
2*8kB
(M)
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0x91/0x8c0 mm/slab.c:2677
2*16kB
(UM)
fallback_alloc+0x203/0x2e0 mm/slab.c:3219
1*32kB
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
(M)
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
3*64kB
(UM)
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
3*128kB
(M)
2*256kB
(M)
3*512kB (M)
4*1024kB
(UM)
3*2048kB
alloc_skb include/linux/skbuff.h:995 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
(M)
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
3*4096kB (M)
addrconf_rs_timer+0x3c0/0x6f0 net/ipv6/addrconf.c:3819
= 25244kB
Node 0
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
Normal:
1139*4kB
(MEH)
438*8kB
(UME)
175*16kB
(UME)
64*32kB
(UMEH)
14*64kB
(UM)
1*128kB
(H)
0*256kB
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
0*512kB
0*1024kB
0*2048kB
0*4096kB
= 13932kB
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
788 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
343323 pages reserved
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
__do_softirq+0x30b/0xad8 kernel/softirq.c:292
syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-fuzzer cpuset=
/
mems_allowed=0
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline]
RIP: 0010:slab_alloc mm/slab.c:3385 [inline]
RIP: 0010:kmem_cache_alloc+0x297/0x730 mm/slab.c:3552
Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
RSP: 0000:ffff88019d427748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801a1a7eb40 RDI: 0000000000000282
RBP: ffff88019d4277b0 R08: ffff8801a1a7e2c0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8801d9be8800 R14: ffff8801d9be8800 R15: 0000000000480020
skb_clone+0x1bb/0x500 net/core/skbuff.c:1283
____bpf_clone_redirect net/core/filter.c:2075 [inline]
bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2062
bpf_prog_3d1649e183dc2cc1+0x2a0/0x1000
CPU: 1 PID: 5332 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #93
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
syz-executor6: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
warn_alloc.cold.118+0xb7/0x1bd mm/page_alloc.c:3426
syz-executor6 cpuset=
syz6
mems_allowed=0
__alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0x91/0x8c0 mm/slab.c:2677
fallback_alloc+0x203/0x2e0 mm/slab.c:3219
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
alloc_skb include/linux/skbuff.h:995 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
addrconf_rs_timer+0x3c0/0x6f0 net/ipv6/addrconf.c:3819
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
__do_softirq+0x30b/0xad8 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
RIP: 0010:arch_local_irq_restore+0x4a/0x52 arch/x86/include/asm/paravirt.h:788
Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 29 86 09 fa 48 83 3d 19 95 b9 01 00 75 07 e8 9a 3a c6 f9 0f 0b e8 93 3a c6 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 dd 85 09 fa 4c 8b 45 d0 e9
RSP: 0000:ffff8801d92c6238 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff8801bae666c0 RBX: 0000000000000293 RCX: 1ffff100375ccdf6
RDX: 0000000000000000 RSI: ffffffff87b8949d RDI: 0000000000000293
RBP: ffff8801d92c6240 R08: ffff8801bae66fb0 R09: 0000000000000006
R10: 0000000000000000 R11: ffff8801bae666c0 R12: 0000000000000293
R13: 0000000000000200 R14: 0000000000000001 R15: ffffffff897229a0
dump_stack+0x26a/0x2b4 lib/dump_stack.c:118
dump_header+0x27b/0xf72 mm/oom_kill.c:441
oom_kill_process.cold.27+0x10/0x903 mm/oom_kill.c:952
out_of_memory+0xa86/0x14c0 mm/oom_kill.c:1112
__alloc_pages_may_oom mm/page_alloc.c:3522 [inline]
__alloc_pages_slowpath+0x2318/0x2d80 mm/page_alloc.c:4235
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
alloc_pages_current+0x10c/0x210 mm/mempolicy.c:2093
alloc_pages include/linux/gfp.h:509 [inline]
__page_cache_alloc+0x38f/0x5b0 mm/filemap.c:946
page_cache_read mm/filemap.c:2385 [inline]
filemap_fault+0x1594/0x25f0 mm/filemap.c:2569
ext4_filemap_fault+0x82/0xad fs/ext4/inode.c:6257
__do_fault+0x100/0x6b0 mm/memory.c:3240
do_read_fault mm/memory.c:3652 [inline]
do_fault mm/memory.c:3752 [inline]
handle_pte_fault mm/memory.c:3983 [inline]
__handle_mm_fault+0x3709/0x53e0 mm/memory.c:4107
handle_mm_fault+0x54f/0xc70 mm/memory.c:4144
__do_page_fault+0x67d/0xed0 arch/x86/mm/fault.c:1395
do_page_fault+0xf2/0x7e0 arch/x86/mm/fault.c:1470
page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1161
RIP: 0033:0x45ddf3
Code: Bad RIP value.
RSP: 002b:000000c42001fea0 EFLAGS: 00010202
RAX: ffffffffffffff92 RBX: 000000003b971825 RCX: 000000000045ddf3
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000014947a0
RBP: 000000c42001fee8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c42001fed8 R11: 0000000000000202 R12: 0000000000000001
R13: 000000c42639a660 R14: 0000000000000001 R15: 0000000000000000
warn_alloc_show_mem: 1 callbacks suppressed
CPU: 0 PID: 14726 Comm: syz-executor6 Not tainted 4.19.0-rc2+ #93
Mem-Info:
active_anon:42566 inactive_anon:748 isolated_anon:0
active_file:16 inactive_file:17 isolated_file:0
unevictable:0 dirty:0 writeback:0 unstable:0
slab_reclaimable:9679 slab_unreclaimable:1462004
mapped:57522 shmem:755 pagetables:678 bounce:0
free:13771 free_pcp:233 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:170264kB inactive_anon:2992kB active_file:64kB inactive_file:68kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:230088kB dirty:0kB writeback:0kB shmem:3020kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 157696kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
Node 0
DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
lowmem_reserve[]:
0 2815
warn_alloc.cold.118+0xb7/0x1bd mm/page_alloc.c:3426
6318
6318
Node 0
DMA32 free:25244kB min:30036kB low:37544kB high:45052kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2887244kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0
__alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
0 3503
3503
Node 0
Normal free:13932kB min:37376kB low:46720kB high:56064kB active_anon:170264kB inactive_anon:2992kB active_file:64kB inactive_file:68kB unevictable:0kB writepending:0kB present:4718592kB managed:3587472kB mlocked:0kB kernel_stack:5504kB pagetables:2712kB bounce:0kB free_pcp:684kB local_pcp:436kB free_cma:0kB
lowmem_reserve[]:
0
0
0
0
Node 0
DMA: 1*4kB
(U)
0*8kB
0*16kB
1*32kB
(U)
2*64kB
(U)
1*128kB
(U) 1*256kB
(U)
0*512kB
1*1024kB
(U)
1*2048kB (M)
3*4096kB
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
(M)
= 15908kB
Node 0
DMA32:
3*4kB
(M)
2*8kB (M)
2*16kB (UM)
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0x91/0x8c0 mm/slab.c:2677
1*32kB
(M)
fallback_alloc+0x203/0x2e0 mm/slab.c:3219
3*64kB
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
(UM)
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
3*128kB
(M)
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
2*256kB
(M)
3*512kB
(M)
4*1024kB (UM)
3*2048kB
(M)
3*4096kB
alloc_skb include/linux/skbuff.h:995 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
(M)
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
= 25244kB
addrconf_rs_timer+0x3c0/0x6f0 net/ipv6/addrconf.c:3819
Node 0 Normal:
1139*4kB
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
(MEH)
438*8kB (UME)
175*16kB
(UME)
64*32kB
(UMEH)
14*64kB
(UM)
1*128kB (H)
0*256kB
0*512kB
0*1024kB
0*2048kB 0*4096kB
= 13932kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
788 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
343323 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-fuzzer cpuset=
/
mems_allowed=0
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
__do_softirq+0x30b/0xad8 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:788 [inline]
RIP: 0010:slab_alloc mm/slab.c:3385 [inline]
RIP: 0010:kmem_cache_alloc+0x297/0x730 mm/slab.c:3552
Code: 7e 0f 85 cf fe ff ff e8 f6 bb 3e ff e9 c5 fe ff ff e8 0d 19 c3 ff 48 83 3d ad 67 b0 07 00 0f 84 3b 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 54 fe ff ff 31 d2 be a5 01 00 00 48 c7 c7 92 73
RSP: 0000:ffff88019d427748 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801a1a7eb40 RDI: 0000000000000282
RBP: ffff88019d4277b0 R08: ffff8801a1a7e2c0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8801d9be8800 R14: ffff8801d9be8800 R15: 0000000000480020
skb_clone+0x1bb/0x500 net/core/skbuff.c:1283
____bpf_clone_redirect net/core/filter.c:2075 [inline]
bpf_clone_redirect+0xb9/0x490 net/core/filter.c:2062
bpf_prog_3d1649e183dc2cc1+0x2a0/0x1000
CPU: 1 PID: 5332 Comm: syz-fuzzer Not tainted 4.19.0-rc2+ #93
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
syz-executor6: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-executor6 cpuset=
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
syz6
mems_allowed=0
warn_alloc.cold.118+0xb7/0x1bd mm/page_alloc.c:3426
__alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0x91/0x8c0 mm/slab.c:2677