CPU: 0 PID: 1 Comm: init Not tainted 4.19.0-rc7+ #131
rcu: INFO: rcu_preempt self-detected stall on CPU
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
rcu: 1-...!: (304 ticks this GP) idle=82e/1/0x4000000000000004 softirq=12911/12913 fqs=0
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
rcu:
__alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
(t=10657 jiffies g=12077 q=1)
rcu: rcu_preempt kthread starved for 10657 jiffies! g12077 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: RCU grace-period kthread stack dump:
rcu_preempt R
running task
23064 10 2 0x80000000
Call Trace:
context_switch kernel/sched/core.c:2825 [inline]
__schedule+0x86c/0x1ed0 kernel/sched/core.c:3473
schedule+0xfe/0x460 kernel/sched/core.c:3517
schedule_timeout+0x140/0x260 kernel/time/timer.c:1804
rcu_gp_kthread+0x9d9/0x2310 kernel/rcu/tree.c:2194
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0x91/0x8c0 mm/slab.c:2677
fallback_alloc+0x203/0x2e0 mm/slab.c:3219
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
alloc_skb include/linux/skbuff.h:997 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
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
kthread+0x35a/0x420 kernel/kthread.c:246
ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:413
NMI backtrace for cpu 1
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
RIP: 0010:arch_local_irq_restore+0x4a/0x52 arch/x86/include/asm/paravirt.h:788
Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 a9 9a 14 fa 48 83 3d 39 6b 85 01 00 75 07 e8 fa 51 d2 f9 0f 0b e8 f3 51 d2 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 5d 9a 14 fa 4c 8b 45 d0 e9
RSP: 0000:ffff8801d9a4ea80 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff8801d9a40040 RBX: 0000000000000293 RCX: 1ffff1003b34811c
RDX: 0000000000000000 RSI: ffffffff87ac875d RDI: 0000000000000293
RBP: ffff8801d9a4ea88 R08: ffff8801d9a408e0 R09: 0000000000000006
R10: 0000000000000000 R11: ffff8801d9a40040 R12: 0000000000000293
R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f280
dump_stack+0x26a/0x2b4 lib/dump_stack.c:118
dump_header+0x27b/0xf72 mm/oom_kill.c:441
oom_kill_process.cold.27+0x10/0x903 mm/oom_kill.c:953
out_of_memory+0xa84/0x1430 mm/oom_kill.c:1120
__alloc_pages_may_oom mm/page_alloc.c:3522 [inline]
__alloc_pages_slowpath+0x2318/0x2d80 mm/page_alloc.c:4235
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
__alloc_pages 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
__do_cache_alloc mm/slab.c:3356 [inline]
slab_alloc mm/slab.c:3384 [inline]
kmem_cache_alloc+0x1f8/0x730 mm/slab.c:3552
getname_flags+0xd0/0x5a0 fs/namei.c:140
user_path_at_empty+0x2d/0x50 fs/namei.c:2608
user_path_at include/linux/namei.h:57 [inline]
vfs_statx+0x129/0x210 fs/stat.c:185
vfs_stat include/linux/fs.h:3113 [inline]
__do_sys_newstat+0x8f/0x110 fs/stat.c:337
__se_sys_newstat fs/stat.c:333 [inline]
__x64_sys_newstat+0x54/0x80 fs/stat.c:333
do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f6482e71c65
Code: Bad RIP value.
RSP: 002b:00007ffc354a72c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
RAX: ffffffffffffffda RBX: 00007ffc354a7500 RCX: 00007f6482e71c65
RDX: 00007ffc354a7500 RSI: 00007ffc354a7500 RDI: 0000000000407545
RBP: 0000000000000000 R08: 0000000000a78240 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00007ffc354a7a00 R14: 0000000000000000 R15: 0000000000000000
warn_alloc_show_mem: 1 callbacks suppressed
CPU: 1 PID: 8038 Comm: syz-executor4 Not tainted 4.19.0-rc7+ #131
Mem-Info:
active_anon:46985 inactive_anon:2282 isolated_anon:0
active_file:15 inactive_file:9 isolated_file:0
unevictable:0 dirty:0 writeback:0 unstable:0
slab_reclaimable:8810 slab_unreclaimable:1476184
mapped:40979 shmem:2288 pagetables:586 bounce:0
free:13716 free_pcp:235 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
Node 0 active_anon:187940kB inactive_anon:9128kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:9152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB 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[]:
0
2819
nmi_cpu_backtrace.cold.3+0x63/0xa2 lib/nmi_backtrace.c:101
6323 6323
Node 0
nmi_trigger_cpumask_backtrace+0x1b3/0x1ed lib/nmi_backtrace.c:62
DMA32 free:25088kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38
lowmem_reserve[]: 0
trigger_single_cpu_backtrace include/linux/nmi.h:162 [inline]
rcu_dump_cpu_stacks+0x175/0x1c2 kernel/rcu/tree.c:1340
0 3503
print_cpu_stall.cold.78+0x2d3/0x524 kernel/rcu/tree.c:1478
3503
Node 0
Normal free:13868kB min:37352kB low:46688kB high:56024kB active_anon:187940kB inactive_anon:9128kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2344kB bounce:0kB free_pcp:692kB local_pcp:396kB free_cma:0kB
lowmem_reserve[]: 0
0 0
0
Node 0
DMA:
1*4kB
(U)
0*8kB 0*16kB
check_cpu_stall kernel/rcu/tree.c:1550 [inline]
__rcu_pending kernel/rcu/tree.c:3276 [inline]
rcu_pending kernel/rcu/tree.c:3319 [inline]
rcu_check_callbacks+0xfd9/0x1990 kernel/rcu/tree.c:2665
1*32kB
(U)
2*64kB (U)
1*128kB
(U)
1*256kB
(U)
0*512kB 1*1024kB
(U)
1*2048kB
(M)
3*4096kB
(M) = 15908kB
Node 0
DMA32: 4*4kB
(UM)
2*8kB (UM)
2*16kB
(M) 2*32kB
(M)
4*64kB
(M) 3*128kB
(M) 3*256kB
(M) 4*512kB
(UM)
3*1024kB (UM)
3*2048kB (M)
update_process_times+0x2d/0x70 kernel/time/timer.c:1636
3*4096kB (M)
tick_sched_handle+0x9f/0x180 kernel/time/tick-sched.c:164
= 25088kB
Node 0
tick_sched_timer+0x45/0x130 kernel/time/tick-sched.c:1274
Normal: 755*4kB
__run_hrtimer kernel/time/hrtimer.c:1398 [inline]
__hrtimer_run_queues+0x41c/0x10d0 kernel/time/hrtimer.c:1460
(UMEH)
414*8kB (UME)
169*16kB (MEH)
66*32kB (UMEH)
13*64kB
(UMH)
3*128kB (H)
4*256kB
(H)
1*512kB (U)
0*1024kB
hrtimer_interrupt+0x313/0x780 kernel/time/hrtimer.c:1518
0*2048kB 0*4096kB
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
= 13900kB
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
2312 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
342306 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
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
init cpuset=
Code: 41 7e 0f 85 32 ff ff ff e8 35 d4 3f ff e9 28 ff ff ff e8 5c 3b c4 ff 48 83 3d ec 48 71 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 aa 42
/
RSP: 0000:ffff8801daf07450 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
mems_allowed=0
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 1ffff1003b2ff951
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000286
RBP: ffff8801daf074c0 R08: ffff8801d97fca88 R09: 0000000000000002
R10: 0000000000000000 R11: ffff8801d97fc1c0 R12: ffff8801d9be7680
R13: ffff8801d9be7680 R14: 0000000000000000 R15: 0000000000000286
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
alloc_skb include/linux/skbuff.h:997 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
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_node mm/slab.c:3329 [inline]
RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 mm/slab.c:3661
Code: 41 7e 0f 85 32 ff ff ff e8 c3 9f 3f ff e9 28 ff ff ff e8 ea 06 c4 ff 48 83 3d 7a 14 71 07 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 a5 01 00 00 48 c7 c7 aa 42
RSP: 0000:ffff88019b8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801d97fca40 RDI: 0000000000000286
RBP: ffff88019b817518 R08: ffff8801d97fc1c0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
__do_kmalloc_node mm/slab.c:3681 [inline]
__kmalloc_node_track_caller+0x33/0x70 mm/slab.c:3696
__kmalloc_reserve.isra.39+0xcc/0xe0 net/core/skbuff.c:145
pskb_expand_head+0x230/0x10f0 net/core/skbuff.c:1460
skb_ensure_writable+0x3dd/0x640 net/core/skbuff.c:5070
__bpf_try_make_writable net/core/filter.c:1638 [inline]
bpf_try_make_writable net/core/filter.c:1644 [inline]
bpf_try_make_head_writable net/core/filter.c:1652 [inline]
____bpf_clone_redirect net/core/filter.c:2089 [inline]
bpf_clone_redirect+0x14a/0x490 net/core/filter.c:2067
bpf_prog_bebbfe2050753572+0xe5d/0x1000
CPU: 0 PID: 1 Comm: init Not tainted 4.19.0-rc7+ #131
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-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
syz-executor4 cpuset=
syz4
mems_allowed=0
__alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0x91/0x8c0 mm/slab.c:2677
fallback_alloc+0x203/0x2e0 mm/slab.c:3219
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
alloc_skb include/linux/skbuff.h:997 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
__do_softirq+0x30b/0xad8 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
RIP: 0010:arch_local_irq_restore+0x4a/0x52 arch/x86/include/asm/paravirt.h:788
Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 a9 9a 14 fa 48 83 3d 39 6b 85 01 00 75 07 e8 fa 51 d2 f9 0f 0b e8 f3 51 d2 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 5d 9a 14 fa 4c 8b 45 d0 e9
RSP: 0000:ffff8801d9a4ea80 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff8801d9a40040 RBX: 0000000000000293 RCX: 1ffff1003b34811c
RDX: 0000000000000000 RSI: ffffffff87ac875d RDI: 0000000000000293
RBP: ffff8801d9a4ea88 R08: ffff8801d9a408e0 R09: 0000000000000006
R10: 0000000000000000 R11: ffff8801d9a40040 R12: 0000000000000293
R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f280
dump_stack+0x26a/0x2b4 lib/dump_stack.c:118
dump_header+0x27b/0xf72 mm/oom_kill.c:441
oom_kill_process.cold.27+0x10/0x903 mm/oom_kill.c:953
out_of_memory+0xa84/0x1430 mm/oom_kill.c:1120
__alloc_pages_may_oom mm/page_alloc.c:3522 [inline]
__alloc_pages_slowpath+0x2318/0x2d80 mm/page_alloc.c:4235
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
__alloc_pages 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
__do_cache_alloc mm/slab.c:3356 [inline]
slab_alloc mm/slab.c:3384 [inline]
kmem_cache_alloc+0x1f8/0x730 mm/slab.c:3552
getname_flags+0xd0/0x5a0 fs/namei.c:140
user_path_at_empty+0x2d/0x50 fs/namei.c:2608
user_path_at include/linux/namei.h:57 [inline]
vfs_statx+0x129/0x210 fs/stat.c:185
vfs_stat include/linux/fs.h:3113 [inline]
__do_sys_newstat+0x8f/0x110 fs/stat.c:337
__se_sys_newstat fs/stat.c:333 [inline]
__x64_sys_newstat+0x54/0x80 fs/stat.c:333
do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f6482e71c65
Code: Bad RIP value.
RSP: 002b:00007ffc354a72c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
RAX: ffffffffffffffda RBX: 00007ffc354a7500 RCX: 00007f6482e71c65
RDX: 00007ffc354a7500 RSI: 00007ffc354a7500 RDI: 0000000000407545
RBP: 0000000000000000 R08: 0000000000a78240 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00007ffc354a7a00 R14: 0000000000000000 R15: 0000000000000000
Mem-Info:
CPU: 1 PID: 8038 Comm: syz-executor4 Not tainted 4.19.0-rc7+ #131
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
active_anon:46985 inactive_anon:2282 isolated_anon:0
active_file:15 inactive_file:9 isolated_file:0
unevictable:0 dirty:0 writeback:0 unstable:0
slab_reclaimable:8810 slab_unreclaimable:1476184
mapped:40979 shmem:2288 pagetables:586 bounce:0
free:13716 free_pcp:235 free_cma:0
Call Trace:
Node 0 active_anon:187940kB inactive_anon:9128kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:9152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Node 0
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
DMA free:15908kB min:164kB low:204kB high:244kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]:
warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
0
2819 6323
6323
Node 0
DMA32 free:25088kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB 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:13868kB min:37352kB low:46688kB high:56024kB active_anon:187940kB inactive_anon:9128kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2344kB bounce:0kB free_pcp:692kB local_pcp:396kB free_cma:0kB
lowmem_reserve[]:
0
0
0
0
Node 0
DMA:
1*4kB
(U)
0*8kB 0*16kB
1*32kB (U)
2*64kB
(U)
1*128kB
(U)
1*256kB
(U)
0*512kB 1*1024kB
(U)
1*2048kB (M)
3*4096kB
(M)
= 15908kB
Node 0
DMA32:
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
4*4kB
(UM)
2*8kB (UM)
2*16kB (M)
2*32kB (M)
4*64kB
(M)
3*128kB (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*256kB
(M)
fallback_alloc+0x203/0x2e0 mm/slab.c:3219
4*512kB (UM)
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
3*1024kB
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
(UM)
3*2048kB
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
(M)
3*4096kB (M)
= 25088kB
Node 0
Normal: 755*4kB
(UMEH)
414*8kB
(UME)
alloc_skb include/linux/skbuff.h:997 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
169*16kB
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
(MEH)
addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
66*32kB (UMEH)
13*64kB (UMH)
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
3*128kB
(H)
4*256kB
(H)
1*512kB (U)
0*1024kB
0*2048kB
0*4096kB
= 13900kB
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
2312 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
Total swap = 0kB
1965979 pages RAM
0 pages HighMem/MovableOnly
342306 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
init cpuset=
/
mems_allowed=0
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_node mm/slab.c:3329 [inline]
RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 mm/slab.c:3661
Code: 41 7e 0f 85 32 ff ff ff e8 c3 9f 3f ff e9 28 ff ff ff e8 ea 06 c4 ff 48 83 3d 7a 14 71 07 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 a5 01 00 00 48 c7 c7 aa 42
RSP: 0000:ffff88019b8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801d97fca40 RDI: 0000000000000286
RBP: ffff88019b817518 R08: ffff8801d97fc1c0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
__do_kmalloc_node mm/slab.c:3681 [inline]
__kmalloc_node_track_caller+0x33/0x70 mm/slab.c:3696
__kmalloc_reserve.isra.39+0xcc/0xe0 net/core/skbuff.c:145
pskb_expand_head+0x230/0x10f0 net/core/skbuff.c:1460
skb_ensure_writable+0x3dd/0x640 net/core/skbuff.c:5070
__bpf_try_make_writable net/core/filter.c:1638 [inline]
bpf_try_make_writable net/core/filter.c:1644 [inline]
bpf_try_make_head_writable net/core/filter.c:1652 [inline]
____bpf_clone_redirect net/core/filter.c:2089 [inline]
bpf_clone_redirect+0x14a/0x490 net/core/filter.c:2067
bpf_prog_bebbfe2050753572+0xe5d/0x1000
CPU: 0 PID: 1 Comm: init Not tainted 4.19.0-rc7+ #131
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-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
syz-executor4 cpuset=
syz4
mems_allowed=0
__alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0x91/0x8c0 mm/slab.c:2677
fallback_alloc+0x203/0x2e0 mm/slab.c:3219
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
alloc_skb include/linux/skbuff.h:997 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
__do_softirq+0x30b/0xad8 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
RIP: 0010:arch_local_irq_restore+0x4a/0x52 arch/x86/include/asm/paravirt.h:788
Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 a9 9a 14 fa 48 83 3d 39 6b 85 01 00 75 07 e8 fa 51 d2 f9 0f 0b e8 f3 51 d2 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 5d 9a 14 fa 4c 8b 45 d0 e9
RSP: 0000:ffff8801d9a4ea80 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff8801d9a40040 RBX: 0000000000000293 RCX: 1ffff1003b34811c
RDX: 0000000000000000 RSI: ffffffff87ac875d RDI: 0000000000000293
RBP: ffff8801d9a4ea88 R08: ffff8801d9a408e0 R09: 0000000000000006
R10: 0000000000000000 R11: ffff8801d9a40040 R12: 0000000000000293
R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f280
dump_stack+0x26a/0x2b4 lib/dump_stack.c:118
dump_header+0x27b/0xf72 mm/oom_kill.c:441
oom_kill_process.cold.27+0x10/0x903 mm/oom_kill.c:953
out_of_memory+0xa84/0x1430 mm/oom_kill.c:1120
__alloc_pages_may_oom mm/page_alloc.c:3522 [inline]
__alloc_pages_slowpath+0x2318/0x2d80 mm/page_alloc.c:4235
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
__alloc_pages 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
__do_cache_alloc mm/slab.c:3356 [inline]
slab_alloc mm/slab.c:3384 [inline]
kmem_cache_alloc+0x1f8/0x730 mm/slab.c:3552
getname_flags+0xd0/0x5a0 fs/namei.c:140
user_path_at_empty+0x2d/0x50 fs/namei.c:2608
user_path_at include/linux/namei.h:57 [inline]
vfs_statx+0x129/0x210 fs/stat.c:185
vfs_stat include/linux/fs.h:3113 [inline]
__do_sys_newstat+0x8f/0x110 fs/stat.c:337
__se_sys_newstat fs/stat.c:333 [inline]
__x64_sys_newstat+0x54/0x80 fs/stat.c:333
do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f6482e71c65
Code: Bad RIP value.
RSP: 002b:00007ffc354a72c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
RAX: ffffffffffffffda RBX: 00007ffc354a7500 RCX: 00007f6482e71c65
RDX: 00007ffc354a7500 RSI: 00007ffc354a7500 RDI: 0000000000407545
RBP: 0000000000000000 R08: 0000000000a78240 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00007ffc354a7a00 R14: 0000000000000000 R15: 0000000000000000
warn_alloc_show_mem: 1 callbacks suppressed
CPU: 1 PID: 8038 Comm: syz-executor4 Not tainted 4.19.0-rc7+ #131
Mem-Info:
active_anon:46985 inactive_anon:2282 isolated_anon:0
active_file:15 inactive_file:9 isolated_file:0
unevictable:0 dirty:0 writeback:0 unstable:0
slab_reclaimable:8810 slab_unreclaimable:1476184
mapped:40979 shmem:2288 pagetables:586 bounce:0
free:13716 free_pcp:235 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:187940kB inactive_anon:9128kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:9152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
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[]: 0
warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
2819 6323
6323
Node 0
DMA32 free:25088kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB
lowmem_reserve[]: 0
__alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
0
3503
3503
Node 0
Normal free:13868kB min:37352kB low:46688kB high:56024kB active_anon:187940kB inactive_anon:9128kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2344kB bounce:0kB free_pcp:692kB local_pcp:396kB 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: 4*4kB
(UM)
2*8kB (UM)
2*16kB
(M)
2*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
4*64kB
(M)
fallback_alloc+0x203/0x2e0 mm/slab.c:3219
3*128kB
____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*256kB (M)
4*512kB (UM)
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
3*1024kB
(UM) 3*2048kB
(M) 3*4096kB
(M)
= 25088kB
Node 0
Normal: 755*4kB
(UMEH) 414*8kB (UME) 169*16kB (MEH)
66*32kB
alloc_skb include/linux/skbuff.h:997 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
(UMEH) 13*64kB
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
(UMH) 3*128kB
addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
(H) 4*256kB (H) 1*512kB
(U)
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
0*1024kB
0*2048kB
0*4096kB
= 13900kB
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
2312 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
342306 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
init 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_node mm/slab.c:3329 [inline]
RIP: 0010:kmem_cache_alloc_node_trace+0x249/0x740 mm/slab.c:3661
Code: 41 7e 0f 85 32 ff ff ff e8 c3 9f 3f ff e9 28 ff ff ff e8 ea 06 c4 ff 48 83 3d 7a 14 71 07 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 a5 01 00 00 48 c7 c7 aa 42
RSP: 0000:ffff88019b8174a0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000000 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff8801d97fca40 RDI: 0000000000000286
RBP: ffff88019b817518 R08: ffff8801d97fc1c0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801da800940
R13: ffff8801da800940 R14: 0000000000000000 R15: 0000000000000286
__do_kmalloc_node mm/slab.c:3681 [inline]
__kmalloc_node_track_caller+0x33/0x70 mm/slab.c:3696
__kmalloc_reserve.isra.39+0xcc/0xe0 net/core/skbuff.c:145
pskb_expand_head+0x230/0x10f0 net/core/skbuff.c:1460
skb_ensure_writable+0x3dd/0x640 net/core/skbuff.c:5070
__bpf_try_make_writable net/core/filter.c:1638 [inline]
bpf_try_make_writable net/core/filter.c:1644 [inline]
bpf_try_make_head_writable net/core/filter.c:1652 [inline]
____bpf_clone_redirect net/core/filter.c:2089 [inline]
bpf_clone_redirect+0x14a/0x490 net/core/filter.c:2067
bpf_prog_bebbfe2050753572+0xe5d/0x1000
CPU: 0 PID: 1 Comm: init Not tainted 4.19.0-rc7+ #131
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-executor4: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
syz-executor4 cpuset=
syz4
mems_allowed=0
__alloc_pages_slowpath+0x2667/0x2d80 mm/page_alloc.c:4297
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
__alloc_pages include/linux/gfp.h:473 [inline]
__alloc_pages_node include/linux/gfp.h:486 [inline]
kmem_getpages mm/slab.c:1409 [inline]
cache_grow_begin+0x91/0x8c0 mm/slab.c:2677
fallback_alloc+0x203/0x2e0 mm/slab.c:3219
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
alloc_skb include/linux/skbuff.h:997 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
__do_softirq+0x30b/0xad8 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x17f/0x1c0 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x1cb/0x760 arch/x86/kernel/apic/apic.c:1056
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:864
RIP: 0010:arch_local_irq_restore+0x4a/0x52 arch/x86/include/asm/paravirt.h:788
Code: 48 c1 ea 03 80 3c 02 00 74 05 e8 a9 9a 14 fa 48 83 3d 39 6b 85 01 00 75 07 e8 fa 51 d2 f9 0f 0b e8 f3 51 d2 f9 48 89 df 57 9d <0f> 1f 44 00 00 5b 5d c3 4c 89 45 d0 e8 5d 9a 14 fa 4c 8b 45 d0 e9
RSP: 0000:ffff8801d9a4ea80 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff8801d9a40040 RBX: 0000000000000293 RCX: 1ffff1003b34811c
RDX: 0000000000000000 RSI: ffffffff87ac875d RDI: 0000000000000293
RBP: ffff8801d9a4ea88 R08: ffff8801d9a408e0 R09: 0000000000000006
R10: 0000000000000000 R11: ffff8801d9a40040 R12: 0000000000000293
R13: 0000000000000200 R14: 0000000000000000 R15: ffffffff8931f280
dump_stack+0x26a/0x2b4 lib/dump_stack.c:118
dump_header+0x27b/0xf72 mm/oom_kill.c:441
oom_kill_process.cold.27+0x10/0x903 mm/oom_kill.c:953
out_of_memory+0xa84/0x1430 mm/oom_kill.c:1120
__alloc_pages_may_oom mm/page_alloc.c:3522 [inline]
__alloc_pages_slowpath+0x2318/0x2d80 mm/page_alloc.c:4235
__alloc_pages_nodemask+0xa80/0xde0 mm/page_alloc.c:4390
__alloc_pages 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
__do_cache_alloc mm/slab.c:3356 [inline]
slab_alloc mm/slab.c:3384 [inline]
kmem_cache_alloc+0x1f8/0x730 mm/slab.c:3552
getname_flags+0xd0/0x5a0 fs/namei.c:140
user_path_at_empty+0x2d/0x50 fs/namei.c:2608
user_path_at include/linux/namei.h:57 [inline]
vfs_statx+0x129/0x210 fs/stat.c:185
vfs_stat include/linux/fs.h:3113 [inline]
__do_sys_newstat+0x8f/0x110 fs/stat.c:337
__se_sys_newstat fs/stat.c:333 [inline]
__x64_sys_newstat+0x54/0x80 fs/stat.c:333
do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f6482e71c65
Code: Bad RIP value.
RSP: 002b:00007ffc354a72c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000004
RAX: ffffffffffffffda RBX: 00007ffc354a7500 RCX: 00007f6482e71c65
RDX: 00007ffc354a7500 RSI: 00007ffc354a7500 RDI: 0000000000407545
RBP: 0000000000000000 R08: 0000000000a78240 R09: 0000000000000001
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00007ffc354a7a00 R14: 0000000000000000 R15: 0000000000000000
CPU: 1 PID: 8038 Comm: syz-executor4 Not tainted 4.19.0-rc7+ #131
warn_alloc_show_mem: 1 callbacks suppressed
Mem-Info:
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
active_anon:46985 inactive_anon:2282 isolated_anon:0
active_file:15 inactive_file:9 isolated_file:0
unevictable:0 dirty:0 writeback:0 unstable:0
slab_reclaimable:8810 slab_unreclaimable:1476184
mapped:40979 shmem:2288 pagetables:586 bounce:0
free:13716 free_pcp:235 free_cma:0
Node 0 active_anon:187940kB inactive_anon:9128kB active_file:60kB inactive_file:36kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:163916kB dirty:0kB writeback:0kB shmem:9152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 178176kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1c4/0x2b4 lib/dump_stack.c:113
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
warn_alloc.cold.119+0xb7/0x1bd mm/page_alloc.c:3426
lowmem_reserve[]:
0 2819
6323 6323
Node 0
DMA32 free:25088kB min:30060kB low:37572kB high:45084kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3129332kB managed:2890740kB 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:13868kB min:37352kB low:46688kB high:56024kB active_anon:187940kB inactive_anon:9128kB active_file:60kB inactive_file:36kB unevictable:0kB writepending:0kB present:4718592kB managed:3588044kB mlocked:0kB kernel_stack:5280kB pagetables:2344kB bounce:0kB free_pcp:692kB local_pcp:396kB 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:
4*4kB
(UM) 2*8kB
(UM)
2*16kB (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*32kB (M)
4*64kB (M)
fallback_alloc+0x203/0x2e0 mm/slab.c:3219
3*128kB (M) 3*256kB
____cache_alloc_node+0x1c7/0x1e0 mm/slab.c:3287
(M)
slab_alloc_node mm/slab.c:3327 [inline]
kmem_cache_alloc_node+0xe3/0x730 mm/slab.c:3642
4*512kB (UM)
3*1024kB (UM)
__alloc_skb+0x119/0x770 net/core/skbuff.c:193
3*2048kB
(M) 3*4096kB
(M)
= 25088kB
Node 0
Normal:
755*4kB
(UMEH)
alloc_skb include/linux/skbuff.h:997 [inline]
ndisc_alloc_skb+0x144/0x340 net/ipv6/ndisc.c:403
414*8kB (UME)
ndisc_send_rs+0x331/0x6e0 net/ipv6/ndisc.c:669
169*16kB (MEH)
addrconf_rs_timer+0x314/0x690 net/ipv6/addrconf.c:3836
66*32kB (UMEH)
13*64kB (UMH)
call_timer_fn+0x272/0x920 kernel/time/timer.c:1326
3*128kB
(H)
4*256kB
(H) 1*512kB
(U) 0*1024kB
0*2048kB
0*4096kB
= 13900kB
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
2312 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap = 0kB
Total swap = 0kB
expire_timers kernel/time/timer.c:1363 [inline]
__run_timers+0x7e5/0xc70 kernel/time/timer.c:1682
1965979 pages RAM
0 pages HighMem/MovableOnly
342306 pages reserved
0 pages cma reserved
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
init: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
init cpuset=
/
mems_allowed=0
run_timer_softirq+0x52/0xb0 kernel/time/timer.c:1695
__do_softirq+0x30b/0xad8 kernel/softirq.c:292