INFO: rcu detected stall in sys32_waitpid

[syzbot]

Hello,

syzbot found the following crash on:

HEAD commit: 62872f95 Merge 4.4.174 into android-4.4
git tree: android-4.4
console output: https://syzkaller.appspot.com/x/log.txt?x=14b9af8b200000
kernel config: https://syzkaller.appspot.com/x/.config?x=47bc4dd423780c4a
dashboard link: https://syzkaller.appspot.com/bug?extid=487225794e7cc8683a6b
compiler: gcc (GCC) 9.0.0 20181231 (experimental)
userspace arch: i386

Unfortunately, I don't have any reproducer for this crash yet.

IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+487225...@syzkaller.appspotmail.com

0 pages HighMem/MovableOnly
313294 pages reserved
SLUB: Unable to allocate memory on node -1 (gfp=0x2008000)
cache: avc_node, object size: 72, buffer size: 104, default order: 0, min
order: 0
node 0: slabs: 2427, objs: 94653, free: 0
INFO: rcu_preempt detected stalls on CPUs/tasks:
(detected by 1, t=10542 jiffies, g=60937, c=60936, q=2861)
All QSes seen, last rcu_preempt kthread activity 10376
(4295111032-4295100656), jiffies_till_next_fqs=1, root ->qsmask 0x0
syz-executor.0 S ffff8800b7120000 24944 2136 2121 0x20020008
0000000000000849 c8fc4fbb86e9430f ffff8801db707c88 ffffffff813a77d3
00000001000208f0 0000000100023178 ffff8801db71f480 dffffc0000000000
ffffffff82ea8680 ffff8801db707d58 ffffffff813b2ee0 0000000000000000
Call Trace:
<IRQ> [<ffffffff813a77d3>] sched_show_task+0x380/0x38f
kernel/sched/core.c:5085
[<ffffffff813b2ee0>] print_other_cpu_stall kernel/rcu/tree.c:1304 [inline]
[<ffffffff813b2ee0>] check_cpu_stall kernel/rcu/tree.c:1410 [inline]
[<ffffffff813b2ee0>] __rcu_pending kernel/rcu/tree.c:3892 [inline]
[<ffffffff813b2ee0>] rcu_pending kernel/rcu/tree.c:3956 [inline]
[<ffffffff813b2ee0>] rcu_check_callbacks.cold+0xcbc/0xd14
kernel/rcu/tree.c:2796
[<ffffffff8125da6b>] update_process_times+0x3b/0x70
kernel/time/timer.c:1427
[<ffffffff8128b9ca>] tick_sched_handle.isra.0+0x4a/0xf0
kernel/time/tick-sched.c:151
[<ffffffff8128baea>] tick_sched_timer+0x7a/0x130
kernel/time/tick-sched.c:1097
[<ffffffff8125fa5e>] __run_hrtimer kernel/time/hrtimer.c:1261 [inline]
[<ffffffff8125fa5e>] __hrtimer_run_queues+0x34e/0xfc0
kernel/time/hrtimer.c:1325
[<ffffffff81262756>] hrtimer_interrupt+0x1b6/0x450
kernel/time/hrtimer.c:1359
[<ffffffff8108a9d6>] local_apic_timer_interrupt+0x76/0xa0
arch/x86/kernel/apic/apic.c:901
[<ffffffff8271b249>] smp_apic_timer_interrupt+0x79/0xb0
arch/x86/kernel/apic/apic.c:925
[<ffffffff8271a59d>] apic_timer_interrupt+0x9d/0xb0
arch/x86/entry/entry_64.S:768
<EOI> [<ffffffff81953367>] ? kmem_cache_zalloc include/linux/slab.h:610
[inline]
<EOI> [<ffffffff81953367>] ? avc_alloc_node+0x27/0x3c0
security/selinux/avc.c:551
[<ffffffff8147ffd4>] slab_alloc_node mm/slub.c:2581 [inline]
[<ffffffff8147ffd4>] slab_alloc mm/slub.c:2623 [inline]
[<ffffffff8147ffd4>] kmem_cache_alloc+0x214/0x2c0 mm/slub.c:2628
[<ffffffff81953367>] kmem_cache_zalloc include/linux/slab.h:610 [inline]
[<ffffffff81953367>] avc_alloc_node+0x27/0x3c0 security/selinux/avc.c:551
[<ffffffff81954992>] avc_insert security/selinux/avc.c:670 [inline]
[<ffffffff81954992>] avc_compute_av+0x182/0x610 security/selinux/avc.c:976
[<ffffffff819566e5>] avc_has_perm_noaudit security/selinux/avc.c:1112
[inline]
[<ffffffff819566e5>] avc_has_perm+0x355/0x3a0 security/selinux/avc.c:1146
[<ffffffff819633a0>] task_has_perm+0x200/0x330
security/selinux/hooks.c:1525
[<ffffffff819634f4>] selinux_task_wait+0x24/0x30
security/selinux/hooks.c:3763
[<ffffffff8194fcc3>] security_task_wait+0x73/0xb0 security/security.c:993
[<ffffffff810db16b>] wait_consider_task+0x28b/0x35b0 kernel/exit.c:1334
[<ffffffff810de7e0>] do_wait_thread kernel/exit.c:1447 [inline]
[<ffffffff810de7e0>] do_wait+0x350/0xa00 kernel/exit.c:1518
[<ffffffff810df714>] SYSC_wait4 kernel/exit.c:1649 [inline]
[<ffffffff810df714>] SyS_wait4+0x144/0x210 kernel/exit.c:1614
[<ffffffff812b47b9>] C_SYSC_wait4 kernel/compat.c:543 [inline]
[<ffffffff812b47b9>] compat_SyS_wait4+0x259/0x2a0 kernel/compat.c:536
[<ffffffff810be6b8>] sys32_waitpid+0x28/0x30 arch/x86/ia32/sys_ia32.c:172
[<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330
[inline]
[<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90
arch/x86/entry/common.c:397
[<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
rcu_preempt kthread starved for 10376 jiffies! g60937 c60936 f0x2 s3
->state=0x0
syz-executor.0: page allocation failure: order:0, mode:0x2200000
CPU: 1 PID: 2136 Comm: syz-executor.0 Not tainted 4.4.174+ #17
0000000000000000 c8fc4fbb86e9430f ffff8800a7a972d8 ffffffff81aad1a1
1ffff10014f52e5e ffff8800b7120000 0000000002200000 0000000000000000
0000000000000000 ffff8800a7a973e8 ffffffff8148c0cb 0000000000000000
Call Trace:
[<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
[<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
[<ffffffff8148c0cb>] warn_alloc_failed.cold+0x78/0x99 mm/page_alloc.c:2757
[<ffffffff813d0ff5>] __alloc_pages_slowpath mm/page_alloc.c:3241 [inline]
[<ffffffff813d0ff5>] __alloc_pages_nodemask+0xef5/0x14b0
mm/page_alloc.c:3313
[<ffffffff8147d9e5>] __alloc_pages include/linux/gfp.h:415 [inline]
[<ffffffff8147d9e5>] __alloc_pages_node include/linux/gfp.h:428 [inline]
[<ffffffff8147d9e5>] alloc_slab_page mm/slub.c:1436 [inline]
[<ffffffff8147d9e5>] allocate_slab mm/slub.c:1477 [inline]
[<ffffffff8147d9e5>] new_slab+0x2e5/0x380 mm/slub.c:1549
[<ffffffff8147fc63>] new_slab_objects mm/slub.c:2319 [inline]
[<ffffffff8147fc63>] ___slab_alloc.constprop.0+0x323/0x3e0 mm/slub.c:2476
[<ffffffff8147fd70>] __slab_alloc.isra.0.constprop.0+0x50/0xa0
mm/slub.c:2518
[<ffffffff8147ffd4>] slab_alloc_node mm/slub.c:2581 [inline]
[<ffffffff8147ffd4>] slab_alloc mm/slub.c:2623 [inline]
[<ffffffff8147ffd4>] kmem_cache_alloc+0x214/0x2c0 mm/slub.c:2628
[<ffffffff81953367>] kmem_cache_zalloc include/linux/slab.h:610 [inline]
[<ffffffff81953367>] avc_alloc_node+0x27/0x3c0 security/selinux/avc.c:551
[<ffffffff81954992>] avc_insert security/selinux/avc.c:670 [inline]
[<ffffffff81954992>] avc_compute_av+0x182/0x610 security/selinux/avc.c:976
[<ffffffff819566e5>] avc_has_perm_noaudit security/selinux/avc.c:1112
[inline]
[<ffffffff819566e5>] avc_has_perm+0x355/0x3a0 security/selinux/avc.c:1146
[<ffffffff819633a0>] task_has_perm+0x200/0x330
security/selinux/hooks.c:1525
[<ffffffff819634f4>] selinux_task_wait+0x24/0x30
security/selinux/hooks.c:3763
[<ffffffff8194fcc3>] security_task_wait+0x73/0xb0 security/security.c:993
[<ffffffff810db16b>] wait_consider_task+0x28b/0x35b0 kernel/exit.c:1334
[<ffffffff810de7e0>] do_wait_thread kernel/exit.c:1447 [inline]
[<ffffffff810de7e0>] do_wait+0x350/0xa00 kernel/exit.c:1518
[<ffffffff810df714>] SYSC_wait4 kernel/exit.c:1649 [inline]
[<ffffffff810df714>] SyS_wait4+0x144/0x210 kernel/exit.c:1614
[<ffffffff812b47b9>] C_SYSC_wait4 kernel/compat.c:543 [inline]
[<ffffffff812b47b9>] compat_SyS_wait4+0x259/0x2a0 kernel/compat.c:536
[<ffffffff810be6b8>] sys32_waitpid+0x28/0x30 arch/x86/ia32/sys_ia32.c:172
[<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330
[inline]
[<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90
arch/x86/entry/common.c:397
[<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
Mem-Info:
active_anon:1319801 inactive_anon:36379 isolated_anon:0
active_file:1753 inactive_file:1794 isolated_file:0
unevictable:1 dirty:98 writeback:0 unstable:0
slab_reclaimable:5488 slab_unreclaimable:94182
mapped:56462 shmem:43691 pagetables:72711 bounce:0
free:7026 free_pcp:284 free_cma:0
DMA32 free:18676kB min:4696kB low:5868kB high:7044kB active_anon:2410144kB
inactive_anon:65772kB active_file:3012kB inactive_file:3192kB
unevictable:4kB isolated(anon):0kB isolated(file):0kB present:3145324kB
managed:3021976kB mlocked:0kB dirty:76kB writeback:0kB mapped:103928kB
shmem:78248kB slab_reclaimable:10128kB slab_unreclaimable:169172kB
kernel_stack:45024kB pagetables:131236kB unstable:0kB bounce:0kB
free_pcp:696kB local_pcp:260kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 3504 3504
Normal free:9428kB min:5580kB low:6972kB high:8368kB active_anon:2869060kB
inactive_anon:79744kB active_file:4000kB inactive_file:3984kB
unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB
managed:3588764kB mlocked:0kB dirty:316kB writeback:0kB mapped:121920kB
shmem:96516kB slab_reclaimable:11824kB slab_unreclaimable:207556kB
kernel_stack:53920kB pagetables:159608kB unstable:0kB bounce:0kB
free_pcp:440kB local_pcp:204kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0
DMA32: 69*4kB (ME) 58*8kB (ME) 17*16kB (UE) 16*32kB (E) 0*64kB 2*128kB (UM)
6*256kB (UM) 4*512kB (UM) 5*1024kB (UM) 4*2048kB (UM) 0*4096kB = 18676kB
Normal: 103*4kB (EH) 93*8kB (UMEH) 19*16kB (MEH) 13*32kB (E) 4*64kB (UMEH)
5*128kB (UMH) 6*256kB (MH) 2*512kB (M) 2*1024kB (UH) 1*2048kB (H) 0*4096kB
= 9428kB
47250 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
313294 pages reserved
SLUB: Unable to allocate memory on node -1 (gfp=0x2008000)
cache: avc_node, object size: 72, buffer size: 104, default order: 0, min
order: 0
node 0: slabs: 2427, objs: 94653, free: 0
syz-executor.0: page allocation failure: order:0, mode:0x2200000
CPU: 1 PID: 2136 Comm: syz-executor.0 Not tainted 4.4.174+ #17
0000000000000000 c8fc4fbb86e9430f ffff8800a7a972d8 ffffffff81aad1a1
1ffff10014f52e5e ffff8800b7120000 0000000002200000 0000000000000000
0000000000000000 ffff8800a7a973e8 ffffffff8148c0cb 0000000000000000
Call Trace:
[<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
[<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
[<ffffffff8148c0cb>] warn_alloc_failed.cold+0x78/0x99 mm/page_alloc.c:2757
[<ffffffff813d0ff5>] __alloc_pages_slowpath mm/page_alloc.c:3241 [inline]
[<ffffffff813d0ff5>] __alloc_pages_nodemask+0xef5/0x14b0
mm/page_alloc.c:3313
[<ffffffff8147d9e5>] __alloc_pages include/linux/gfp.h:415 [inline]
[<ffffffff8147d9e5>] __alloc_pages_node include/linux/gfp.h:428 [inline]
[<ffffffff8147d9e5>] alloc_slab_page mm/slub.c:1436 [inline]
[<ffffffff8147d9e5>] allocate_slab mm/slub.c:1477 [inline]
[<ffffffff8147d9e5>] new_slab+0x2e5/0x380 mm/slub.c:1549
[<ffffffff8147fc63>] new_slab_objects mm/slub.c:2319 [inline]
[<ffffffff8147fc63>] ___slab_alloc.constprop.0+0x323/0x3e0 mm/slub.c:2476
[<ffffffff8147fd70>] __slab_alloc.isra.0.constprop.0+0x50/0xa0
mm/slub.c:2518
[<ffffffff8147ffd4>] slab_alloc_node mm/slub.c:2581 [inline]
[<ffffffff8147ffd4>] slab_alloc mm/slub.c:2623 [inline]
[<ffffffff8147ffd4>] kmem_cache_alloc+0x214/0x2c0 mm/slub.c:2628
[<ffffffff81953367>] kmem_cache_zalloc include/linux/slab.h:610 [inline]
[<ffffffff81953367>] avc_alloc_node+0x27/0x3c0 security/selinux/avc.c:551
[<ffffffff81954992>] avc_insert security/selinux/avc.c:670 [inline]
[<ffffffff81954992>] avc_compute_av+0x182/0x610 security/selinux/avc.c:976
[<ffffffff819566e5>] avc_has_perm_noaudit security/selinux/avc.c:1112
[inline]
[<ffffffff819566e5>] avc_has_perm+0x355/0x3a0 security/selinux/avc.c:1146
[<ffffffff819633a0>] task_has_perm+0x200/0x330
security/selinux/hooks.c:1525
[<ffffffff819634f4>] selinux_task_wait+0x24/0x30
security/selinux/hooks.c:3763
[<ffffffff8194fcc3>] security_task_wait+0x73/0xb0 security/security.c:993
[<ffffffff810db16b>] wait_consider_task+0x28b/0x35b0 kernel/exit.c:1334
[<ffffffff810de7e0>] do_wait_thread kernel/exit.c:1447 [inline]
[<ffffffff810de7e0>] do_wait+0x350/0xa00 kernel/exit.c:1518
[<ffffffff810df714>] SYSC_wait4 kernel/exit.c:1649 [inline]
[<ffffffff810df714>] SyS_wait4+0x144/0x210 kernel/exit.c:1614
[<ffffffff812b47b9>] C_SYSC_wait4 kernel/compat.c:543 [inline]
[<ffffffff812b47b9>] compat_SyS_wait4+0x259/0x2a0 kernel/compat.c:536
[<ffffffff810be6b8>] sys32_waitpid+0x28/0x30 arch/x86/ia32/sys_ia32.c:172
[<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330
[inline]
[<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90
arch/x86/entry/common.c:397
[<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
Mem-Info:
active_anon:1319801 inactive_anon:36379 isolated_anon:0
active_file:1753 inactive_file:1794 isolated_file:0
unevictable:1 dirty:98 writeback:0 unstable:0
slab_reclaimable:5488 slab_unreclaimable:94182
mapped:56462 shmem:43691 pagetables:72711 bounce:0
free:7026 free_pcp:284 free_cma:0
DMA32 free:18676kB min:4696kB low:5868kB high:7044kB active_anon:2410144kB
inactive_anon:65772kB active_file:3012kB inactive_file:3192kB
unevictable:4kB isolated(anon):0kB isolated(file):0kB present:3145324kB
managed:3021976kB mlocked:0kB dirty:76kB writeback:0kB mapped:103928kB
shmem:78248kB slab_reclaimable:10128kB slab_unreclaimable:169172kB
kernel_stack:45024kB pagetables:131236kB unstable:0kB bounce:0kB
free_pcp:696kB local_pcp:260kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 3504 3504
Normal free:9428kB min:5580kB low:6972kB high:8368kB active_anon:2869060kB
inactive_anon:79744kB active_file:4000kB inactive_file:3984kB
unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB
managed:3588764kB mlocked:0kB dirty:316kB writeback:0kB mapped:121920kB
shmem:96516kB slab_reclaimable:11824kB slab_unreclaimable:207556kB
kernel_stack:53920kB pagetables:159608kB unstable:0kB bounce:0kB
free_pcp:440kB local_pcp:204kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0
DMA32: 69*4kB (ME) 58*8kB (ME) 17*16kB (UE) 16*32kB (E) 0*64kB 2*128kB (UM)
6*256kB (UM) 4*512kB (UM) 5*1024kB (UM) 4*2048kB (UM) 0*4096kB = 18676kB
Normal: 103*4kB (EH) 93*8kB (UMEH) 19*16kB (MEH) 13*32kB (E) 4*64kB (UMEH)
5*128kB (UMH) 6*256kB (MH) 2*512kB (M) 2*1024kB (UH) 1*2048kB (H) 0*4096kB
= 9428kB
47250 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
313294 pages reserved
SLUB: Unable to allocate memory on node -1 (gfp=0x2008000)
cache: avc_node, object size: 72, buffer size: 104, default order: 0, min
order: 0
node 0: slabs: 2427, objs: 94653, free: 0
syz-executor.0: page allocation failure: order:0, mode:0x2200000
CPU: 1 PID: 2136 Comm: syz-executor.0 Not tainted 4.4.174+ #17
0000000000000000 c8fc4fbb86e9430f ffff8800a7a972d8 ffffffff81aad1a1
1ffff10014f52e5e ffff8800b7120000 0000000002200000 0000000000000000
0000000000000000 ffff8800a7a973e8 ffffffff8148c0cb 0000000000000000
Call Trace:
[<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
[<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
[<ffffffff8148c0cb>] warn_alloc_failed.cold+0x78/0x99 mm/page_alloc.c:2757
[<ffffffff813d0ff5>] __alloc_pages_slowpath mm/page_alloc.c:3241 [inline]
[<ffffffff813d0ff5>] __alloc_pages_nodemask+0xef5/0x14b0
mm/page_alloc.c:3313
[<ffffffff8147d9e5>] __alloc_pages include/linux/gfp.h:415 [inline]
[<ffffffff8147d9e5>] __alloc_pages_node include/linux/gfp.h:428 [inline]
[<ffffffff8147d9e5>] alloc_slab_page mm/slub.c:1436 [inline]
[<ffffffff8147d9e5>] allocate_slab mm/slub.c:1477 [inline]
[<ffffffff8147d9e5>] new_slab+0x2e5/0x380 mm/slub.c:1549
[<ffffffff8147fc63>] new_slab_objects mm/slub.c:2319 [inline]
[<ffffffff8147fc63>] ___slab_alloc.constprop.0+0x323/0x3e0 mm/slub.c:2476
[<ffffffff8147fd70>] __slab_alloc.isra.0.constprop.0+0x50/0xa0
mm/slub.c:2518
[<ffffffff8147ffd4>] slab_alloc_node mm/slub.c:2581 [inline]
[<ffffffff8147ffd4>] slab_alloc mm/slub.c:2623 [inline]
[<ffffffff8147ffd4>] kmem_cache_alloc+0x214/0x2c0 mm/slub.c:2628
[<ffffffff81953367>] kmem_cache_zalloc include/linux/slab.h:610 [inline]
[<ffffffff81953367>] avc_alloc_node+0x27/0x3c0 security/selinux/avc.c:551
[<ffffffff81954992>] avc_insert security/selinux/avc.c:670 [inline]
[<ffffffff81954992>] avc_compute_av+0x182/0x610 security/selinux/avc.c:976
[<ffffffff819566e5>] avc_has_perm_noaudit security/selinux/avc.c:1112
[inline]
[<ffffffff819566e5>] avc_has_perm+0x355/0x3a0 security/selinux/avc.c:1146
[<ffffffff819633a0>] task_has_perm+0x200/0x330
security/selinux/hooks.c:1525
[<ffffffff819634f4>] selinux_task_wait+0x24/0x30
security/selinux/hooks.c:3763
[<ffffffff8194fcc3>] security_task_wait+0x73/0xb0 security/security.c:993
[<ffffffff810db16b>] wait_consider_task+0x28b/0x35b0 kernel/exit.c:1334
[<ffffffff810de7e0>] do_wait_thread kernel/exit.c:1447 [inline]
[<ffffffff810de7e0>] do_wait+0x350/0xa00 kernel/exit.c:1518
[<ffffffff810df714>] SYSC_wait4 kernel/exit.c:1649 [inline]
[<ffffffff810df714>] SyS_wait4+0x144/0x210 kernel/exit.c:1614
[<ffffffff812b47b9>] C_SYSC_wait4 kernel/compat.c:543 [inline]
[<ffffffff812b47b9>] compat_SyS_wait4+0x259/0x2a0 kernel/compat.c:536
[<ffffffff810be6b8>] sys32_waitpid+0x28/0x30 arch/x86/ia32/sys_ia32.c:172
[<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330
[inline]
[<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90
arch/x86/entry/common.c:397
[<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
Mem-Info:
active_anon:1319801 inactive_anon:36379 isolated_anon:0
active_file:1753 inactive_file:1794 isolated_file:0
unevictable:1 dirty:98 writeback:0 unstable:0
slab_reclaimable:5488 slab_unreclaimable:94182
mapped:56462 shmem:43691 pagetables:72711 bounce:0
free:7026 free_pcp:284 free_cma:0
DMA32 free:18676kB min:4696kB low:5868kB high:7044kB active_anon:2410144kB
inactive_anon:65772kB active_file:3012kB inactive_file:3192kB
unevictable:4kB isolated(anon):0kB isolated(file):0kB present:3145324kB
managed:3021976kB mlocked:0kB dirty:76kB writeback:0kB mapped:103928kB
shmem:78248kB slab_reclaimable:10128kB slab_unreclaimable:169172kB
kernel_stack:45024kB pagetables:131236kB unstable:0kB bounce:0kB
free_pcp:696kB local_pcp:260kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 3504 3504
Normal free:9428kB min:5580kB low:6972kB high:8368kB active_anon:2869060kB
inactive_anon:79744kB active_file:4000kB inactive_file:3984kB
unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB
managed:3588764kB mlocked:0kB dirty:316kB writeback:0kB mapped:121920kB
shmem:96516kB slab_reclaimable:11824kB slab_unreclaimable:207556kB
kernel_stack:53920kB pagetables:159608kB unstable:0kB bounce:0kB
free_pcp:440kB local_pcp:204kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0
DMA32: 69*4kB (ME) 58*8kB (ME) 17*16kB (UE) 16*32kB (E) 0*64kB 2*128kB (UM)
6*256kB (UM) 4*512kB (UM) 5*1024kB (UM) 4*2048kB (UM) 0*4096kB = 18676kB
Normal: 103*4kB (EH) 93*8kB (UMEH) 19*16kB (MEH) 13*32kB (E) 4*64kB (UMEH)
5*128kB (UMH) 6*256kB (MH) 2*512kB (M) 2*1024kB (UH) 1*2048kB (H) 0*4096kB
= 9428kB
47250 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
313294 pages reserved
SLUB: Unable to allocate memory on node -1 (gfp=0x2008000)
cache: avc_node, object size: 72, buffer size: 104, default order: 0, min
order: 0
node 0: slabs: 2427, objs: 94653, free: 0
syz-executor.0: page allocation failure: order:0, mode:0x2200000
CPU: 1 PID: 2136 Comm: syz-executor.0 Not tainted 4.4.174+ #17
0000000000000000 c8fc4fbb86e9430f ffff8800a7a972d8 ffffffff81aad1a1
1ffff10014f52e5e ffff8800b7120000 0000000002200000 0000000000000000
0000000000000000 ffff8800a7a973e8 ffffffff8148c0cb 0000000000000000
Call Trace:
[<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
[<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
[<ffffffff8148c0cb>] warn_alloc_failed.cold+0x78/0x99 mm/page_alloc.c:2757
[<ffffffff813d0ff5>] __alloc_pages_slowpath mm/page_alloc.c:3241 [inline]
[<ffffffff813d0ff5>] __alloc_pages_nodemask+0xef5/0x14b0
mm/page_alloc.c:3313
[<ffffffff8147d9e5>] __alloc_pages include/linux/gfp.h:415 [inline]
[<ffffffff8147d9e5>] __alloc_pages_node include/linux/gfp.h:428 [inline]
[<ffffffff8147d9e5>] alloc_slab_page mm/slub.c:1436 [inline]
[<ffffffff8147d9e5>] allocate_slab mm/slub.c:1477 [inline]
[<ffffffff8147d9e5>] new_slab+0x2e5/0x380 mm/slub.c:1549
[<ffffffff8147fc63>] new_slab_objects mm/slub.c:2319 [inline]
[<ffffffff8147fc63>] ___slab_alloc.constprop.0+0x323/0x3e0 mm/slub.c:2476
[<ffffffff8147fd70>] __slab_alloc.isra.0.constprop.0+0x50/0xa0
mm/slub.c:2518
[<ffffffff8147ffd4>] slab_alloc_node mm/slub.c:2581 [inline]
[<ffffffff8147ffd4>] slab_alloc mm/slub.c:2623 [inline]
[<ffffffff8147ffd4>] kmem_cache_alloc+0x214/0x2c0 mm/slub.c:2628
[<ffffffff81953367>] kmem_cache_zalloc include/linux/slab.h:610 [inline]
[<ffffffff81953367>] avc_alloc_node+0x27/0x3c0 security/selinux/avc.c:551
[<ffffffff81954992>] avc_insert security/selinux/avc.c:670 [inline]
[<ffffffff81954992>] avc_compute_av+0x182/0x610 security/selinux/avc.c:976
[<ffffffff819566e5>] avc_has_perm_noaudit security/selinux/avc.c:1112
[inline]
[<ffffffff819566e5>] avc_has_perm+0x355/0x3a0 security/selinux/avc.c:1146
[<ffffffff819633a0>] task_has_perm+0x200/0x330
security/selinux/hooks.c:1525
[<ffffffff819634f4>] selinux_task_wait+0x24/0x30
security/selinux/hooks.c:3763
[<ffffffff8194fcc3>] security_task_wait+0x73/0xb0 security/security.c:993
[<ffffffff810db16b>] wait_consider_task+0x28b/0x35b0 kernel/exit.c:1334
[<ffffffff810de7e0>] do_wait_thread kernel/exit.c:1447 [inline]
[<ffffffff810de7e0>] do_wait+0x350/0xa00 kernel/exit.c:1518
[<ffffffff810df714>] SYSC_wait4 kernel/exit.c:1649 [inline]
[<ffffffff810df714>] SyS_wait4+0x144/0x210 kernel/exit.c:1614
[<ffffffff812b47b9>] C_SYSC_wait4 kernel/compat.c:543 [inline]
[<ffffffff812b47b9>] compat_SyS_wait4+0x259/0x2a0 kernel/compat.c:536
[<ffffffff810be6b8>] sys32_waitpid+0x28/0x30 arch/x86/ia32/sys_ia32.c:172
[<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330
[inline]
[<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90
arch/x86/entry/common.c:397
[<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
Mem-Info:
active_anon:1319801 inactive_anon:36379 isolated_anon:0
active_file:1753 inactive_file:1794 isolated_file:0
unevictable:1 dirty:98 writeback:0 unstable:0
slab_reclaimable:5488 slab_unreclaimable:94182
mapped:56462 shmem:43691 pagetables:72711 bounce:0
free:7026 free_pcp:284 free_cma:0
DMA32 free:18676kB min:4696kB low:5868kB high:7044kB active_anon:2410144kB
inactive_anon:65772kB active_file:3012kB inactive_file:3192kB
unevictable:4kB isolated(anon):0kB isolated(file):0kB present:3145324kB
managed:3021976kB mlocked:0kB dirty:76kB writeback:0kB mapped:103928kB
shmem:78248kB slab_reclaimable:10128kB slab_unreclaimable:169172kB
kernel_stack:45024kB pagetables:131236kB unstable:0kB bounce:0kB
free_pcp:696kB local_pcp:260kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 3504 3504
Normal free:9428kB min:5580kB low:6972kB high:8368kB active_anon:2869060kB
inactive_anon:79744kB active_file:4000kB inactive_file:3984kB
unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB
managed:3588764kB mlocked:0kB dirty:316kB writeback:0kB mapped:121920kB
shmem:96516kB slab_reclaimable:11824kB slab_unreclaimable:207556kB
kernel_stack:53920kB pagetables:159608kB unstable:0kB bounce:0kB
free_pcp:440kB local_pcp:204kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0
DMA32: 69*4kB (ME) 58*8kB (ME) 17*16kB (UE) 16*32kB (E) 0*64kB 2*128kB (UM)
6*256kB (UM) 4*512kB (UM) 5*1024kB (UM) 4*2048kB (UM) 0*4096kB = 18676kB
Normal: 103*4kB (EH) 93*8kB (UMEH) 19*16kB (MEH) 13*32kB (E) 4*64kB (UMEH)
5*128kB (UMH) 6*256kB (MH) 2*512kB (M) 2*1024kB (UH) 1*2048kB (H) 0*4096kB
= 9428kB
47250 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
313294 pages reserved
SLUB: Unable to allocate memory on node -1 (gfp=0x2008000)
cache: avc_node, object size: 72, buffer size: 104, default order: 0, min
order: 0
node 0: slabs: 2427, objs: 94653, free: 0
syz-executor.0: page allocation failure: order:0, mode:0x2200000
CPU: 1 PID: 2136 Comm: syz-executor.0 Not tainted 4.4.174+ #17
0000000000000000 c8fc4fbb86e9430f ffff8800a7a972d8 ffffffff81aad1a1
1ffff10014f52e5e ffff8800b7120000 0000000002200000 0000000000000000
0000000000000000 ffff8800a7a973e8 ffffffff8148c0cb 0000000000000000
Call Trace:
[<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
[<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
[<ffffffff8148c0cb>] warn_alloc_failed.cold+0x78/0x99 mm/page_alloc.c:2757
[<ffffffff813d0ff5>] __alloc_pages_slowpath mm/page_alloc.c:3241 [inline]
[<ffffffff813d0ff5>] __alloc_pages_nodemask+0xef5/0x14b0
mm/page_alloc.c:3313
[<ffffffff8147d9e5>] __alloc_pages include/linux/gfp.h:415 [inline]
[<ffffffff8147d9e5>] __alloc_pages_node include/linux/gfp.h:428 [inline]
[<ffffffff8147d9e5>] alloc_slab_page mm/slub.c:1436 [inline]
[<ffffffff8147d9e5>] allocate_slab mm/slub.c:1477 [inline]
[<ffffffff8147d9e5>] new_slab+0x2e5/0x380 mm/slub.c:1549
[<ffffffff8147fc63>] new_slab_objects mm/slub.c:2319 [inline]
[<ffffffff8147fc63>] ___slab_alloc.constprop.0+0x323/0x3e0 mm/slub.c:2476
[<ffffffff8147fd70>] __slab_alloc.isra.0.constprop.0+0x50/0xa0
mm/slub.c:2518
[<ffffffff8147ffd4>] slab_alloc_node mm/slub.c:2581 [inline]
[<ffffffff8147ffd4>] slab_alloc mm/slub.c:2623 [inline]
[<ffffffff8147ffd4>] kmem_cache_alloc+0x214/0x2c0 mm/slub.c:2628
[<ffffffff81953367>] kmem_cache_zalloc include/linux/slab.h:610 [inline]
[<ffffffff81953367>] avc_alloc_node+0x27/0x3c0 security/selinux/avc.c:551
[<ffffffff81954992>] avc_insert security/selinux/avc.c:670 [inline]
[<ffffffff81954992>] avc_compute_av+0x182/0x610 security/selinux/avc.c:976
[<ffffffff819566e5>] avc_has_perm_noaudit security/selinux/avc.c:1112
[inline]
[<ffffffff819566e5>] avc_has_perm+0x355/0x3a0 security/selinux/avc.c:1146
[<ffffffff819633a0>] task_has_perm+0x200/0x330
security/selinux/hooks.c:1525
[<ffffffff819634f4>] selinux_task_wait+0x24/0x30
security/selinux/hooks.c:3763
[<ffffffff8194fcc3>] security_task_wait+0x73/0xb0 security/security.c:993
[<ffffffff810db16b>] wait_consider_task+0x28b/0x35b0 kernel/exit.c:1334
[<ffffffff810de7e0>] do_wait_thread kernel/exit.c:1447 [inline]
[<ffffffff810de7e0>] do_wait+0x350/0xa00 kernel/exit.c:1518
[<ffffffff810df714>] SYSC_wait4 kernel/exit.c:1649 [inline]
[<ffffffff810df714>] SyS_wait4+0x144/0x210 kernel/exit.c:1614
[<ffffffff812b47b9>] C_SYSC_wait4 kernel/compat.c:543 [inline]
[<ffffffff812b47b9>] compat_SyS_wait4+0x259/0x2a0 kernel/compat.c:536
[<ffffffff810be6b8>] sys32_waitpid+0x28/0x30 arch/x86/ia32/sys_ia32.c:172
[<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330
[inline]
[<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90
arch/x86/entry/common.c:397
[<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
Mem-Info:
active_anon:1319801 inactive_anon:36379 isolated_anon:0
active_file:1753 inactive_file:1794 isolated_file:0
unevictable:1 dirty:98 writeback:0 unstable:0
slab_reclaimable:5488 slab_unreclaimable:94182
mapped:56462 shmem:43691 pagetables:72711 bounce:0
free:7026 free_pcp:284 free_cma:0
DMA32 free:18676kB min:4696kB low:5868kB high:7044kB active_anon:2410144kB
inactive_anon:65772kB active_file:3012kB inactive_file:3192kB
unevictable:4kB isolated(anon):0kB isolated(file):0kB present:3145324kB
managed:3021976kB mlocked:0kB dirty:76kB writeback:0kB mapped:103928kB
shmem:78248kB slab_reclaimable:10128kB slab_unreclaimable:169172kB
kernel_stack:45024kB pagetables:131236kB unstable:0kB bounce:0kB
free_pcp:696kB local_pcp:260kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 3504 3504
Normal free:9428kB min:5580kB low:6972kB high:8368kB active_anon:2869060kB
inactive_anon:79744kB active_file:4000kB inactive_file:3984kB
unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB
managed:3588764kB mlocked:0kB dirty:316kB writeback:0kB mapped:121920kB
shmem:96516kB slab_reclaimable:11824kB slab_unreclaimable:207556kB
kernel_stack:53920kB pagetables:159608kB unstable:0kB bounce:0kB
free_pcp:440kB local_pcp:204kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0
DMA32: 69*4kB (ME) 58*8kB (ME) 17*16kB (UE) 16*32kB (E) 0*64kB 2*128kB (UM)
6*256kB (UM) 4*512kB (UM) 5*1024kB (UM) 4*2048kB (UM) 0*4096kB = 18676kB
Normal: 103*4kB (EH) 93*8kB (UMEH) 19*16kB (MEH) 13*32kB (E) 4*64kB (UMEH)
5*128kB (UMH) 6*256kB (MH) 2*512kB (M) 2*1024kB (UH) 1*2048kB (H) 0*4096kB
= 9428kB
47250 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
313294 pages reserved
SLUB: Unable to allocate memory on node -1 (gfp=0x2008000)
cache: avc_node, object size: 72, buffer size: 104, default order: 0, min
order: 0
node 0: slabs: 2427, objs: 94653, free: 0
syz-executor.0: page allocation failure: order:0, mode:0x2200000
CPU: 1 PID: 2136 Comm: syz-executor.0 Not tainted 4.4.174+ #17
0000000000000000 c8fc4fbb86e9430f ffff8800a7a972d8 ffffffff81aad1a1
1ffff10014f52e5e ffff8800b7120000 0000000002200000 0000000000000000
0000000000000000 ffff8800a7a973e8 ffffffff8148c0cb 0000000000000000
Call Trace:
[<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
[<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
[<ffffffff8148c0cb>] warn_alloc_failed.cold+0x78/0x99 mm/page_alloc.c:2757
[<ffffffff813d0ff5>] __alloc_pages_slowpath mm/page_alloc.c:3241 [inline]
[<ffffffff813d0ff5>] __alloc_pages_nodemask+0xef5/0x14b0
mm/page_alloc.c:3313
[<ffffffff8147d9e5>] __alloc_pages include/linux/gfp.h:415 [inline]
[<ffffffff8147d9e5>] __alloc_pages_node include/linux/gfp.h:428 [inline]
[<ffffffff8147d9e5>] alloc_slab_page mm/slub.c:1436 [inline]
[<ffffffff8147d9e5>] allocate_slab mm/slub.c:1477 [inline]
[<ffffffff8147d9e5>] new_slab+0x2e5/0x380 mm/slub.c:1549
[<ffffffff8147fc63>] new_slab_objects mm/slub.c:2319 [inline]
[<ffffffff8147fc63>] ___slab_alloc.constprop.0+0x323/0x3e0 mm/slub.c:2476
[<ffffffff8147fd70>] __slab_alloc.isra.0.constprop.0+0x50/0xa0
mm/slub.c:2518
[<ffffffff8147ffd4>] slab_alloc_node mm/slub.c:2581 [inline]
[<ffffffff8147ffd4>] slab_alloc mm/slub.c:2623 [inline]
[<ffffffff8147ffd4>] kmem_cache_alloc+0x214/0x2c0 mm/slub.c:2628
[<ffffffff81953367>] kmem_cache_zalloc include/linux/slab.h:610 [inline]
[<ffffffff81953367>] avc_alloc_node+0x27/0x3c0 security/selinux/avc.c:551
[<ffffffff81954992>] avc_insert security/selinux/avc.c:670 [inline]
[<ffffffff81954992>] avc_compute_av+0x182/0x610 security/selinux/avc.c:976
[<ffffffff819566e5>] avc_has_perm_noaudit security/selinux/avc.c:1112
[inline]
[<ffffffff819566e5>] avc_has_perm+0x355/0x3a0 security/selinux/avc.c:1146
[<ffffffff819633a0>] task_has_perm+0x200/0x330
security/selinux/hooks.c:1525
[<ffffffff819634f4>] selinux_task_wait+0x24/0x30
security/selinux/hooks.c:3763
[<ffffffff8194fcc3>] security_task_wait+0x73/0xb0 security/security.c:993
[<ffffffff810db16b>] wait_consider_task+0x28b/0x35b0 kernel/exit.c:1334
[<ffffffff810de7e0>] do_wait_thread kernel/exit.c:1447 [inline]
[<ffffffff810de7e0>] do_wait+0x350/0xa00 kernel/exit.c:1518
[<ffffffff810df714>] SYSC_wait4 kernel/exit.c:1649 [inline]
[<ffffffff810df714>] SyS_wait4+0x144/0x210 kernel/exit.c:1614
[<ffffffff812b47b9>] C_SYSC_wait4 kernel/compat.c:543 [inline]
[<ffffffff812b47b9>] compat_SyS_wait4+0x259/0x2a0 kernel/compat.c:536
[<ffffffff810be6b8>] sys32_waitpid+0x28/0x30 arch/x86/ia32/sys_ia32.c:172
[<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330
[inline]
[<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90
arch/x86/entry/common.c:397
[<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
Mem-Info:
active_anon:1319801 inactive_anon:36379 isolated_anon:0
active_file:1753 inactive_file:1794 isolated_file:0
unevictable:1 dirty:98 writeback:0 unstable:0
slab_reclaimable:5488 slab_unreclaimable:94182
mapped:56462 shmem:43691 pagetables:72711 bounce:0
free:7026 free_pcp:284 free_cma:0
DMA32 free:18676kB min:4696kB low:5868kB high:7044kB active_anon:2410144kB
inactive_anon:65772kB active_file:3012kB inactive_file:3192kB
unevictable:4kB isolated(anon):0kB isolated(file):0kB present:3145324kB
managed:3021976kB mlocked:0kB dirty:76kB writeback:0kB mapped:103928kB
shmem:78248kB slab_reclaimable:10128kB slab_unreclaimable:169172kB
kernel_stack:45024kB pagetables:131236kB unstable:0kB bounce:0kB
free_pcp:696kB local_pcp:260kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 3504 3504
Normal free:9428kB min:5580kB low:6972kB high:8368kB active_anon:2869060kB
inactive_anon:79744kB active_file:4000kB inactive_file:3984kB
unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB
managed:3588764kB mlocked:0kB dirty:316kB writeback:0kB mapped:121920kB
shmem:96516kB slab_reclaimable:11824kB slab_unreclaimable:207556kB
kernel_stack:53920kB pagetables:159608kB unstable:0kB bounce:0kB
free_pcp:440kB local_pcp:204kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0
DMA32: 69*4kB (ME) 58*8kB (ME) 17*16kB (UE) 16*32kB (E) 0*64kB 2*128kB (UM)
6*256kB (UM) 4*512kB (UM) 5*1024kB (UM) 4*2048kB (UM) 0*4096kB = 18676kB
Normal: 103*4kB (EH) 93*8kB (UMEH) 19*16kB (MEH) 13*32kB (E) 4*64kB (UMEH)
5*128kB (UMH) 6*256kB (MH) 2*512kB (M) 2*1024kB (UH) 1*2048kB (H) 0*4096kB
= 9428kB
47250 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
313294 pages reserved
SLUB: Unable to allocate memory on node -1 (gfp=0x2008000)
cache: avc_node, object size: 72, buffer size: 104, default order: 0, min
order: 0
node 0: slabs: 2427, objs: 94653, free: 0
syz-executor.0: page allocation failure: order:0, mode:0x2200000
CPU: 1 PID: 2136 Comm: syz-executor.0 Not tainted 4.4.174+ #17
0000000000000000 c8fc4fbb86e9430f ffff8800a7a972d8 ffffffff81aad1a1
1ffff10014f52e5e ffff8800b7120000 0000000002200000 0000000000000000
0000000000000000 ffff8800a7a973e8 ffffffff8148c0cb 0000000000000000
Call Trace:
[<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
[<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
[<ffffffff8148c0cb>] warn_alloc_failed.cold+0x78/0x99 mm/page_alloc.c:2757
[<ffffffff813d0ff5>] __alloc_pages_slowpath mm/page_alloc.c:3241 [inline]
[<ffffffff813d0ff5>] __alloc_pages_nodemask+0xef5/0x14b0
mm/page_alloc.c:3313
[<ffffffff8147d9e5>] __alloc_pages include/linux/gfp.h:415 [inline]
[<ffffffff8147d9e5>] __alloc_pages_node include/linux/gfp.h:428 [inline]
[<ffffffff8147d9e5>] alloc_slab_page mm/slub.c:1436 [inline]
[<ffffffff8147d9e5>] allocate_slab mm/slub.c:1477 [inline]
[<ffffffff8147d9e5>] new_slab+0x2e5/0x380 mm/slub.c:1549
[<ffffffff8147fc63>] new_slab_objects mm/slub.c:2319 [inline]
[<ffffffff8147fc63>] ___slab_alloc.constprop.0+0x323/0x3e0 mm/slub.c:2476
[<ffffffff8147fd70>] __slab_alloc.isra.0.constprop.0+0x50/0xa0
mm/slub.c:2518
[<ffffffff8147ffd4>] slab_alloc_node mm/slub.c:2581 [inline]
[<ffffffff8147ffd4>] slab_alloc mm/slub.c:2623 [inline]
[<ffffffff8147ffd4>] kmem_cache_alloc+0x214/0x2c0 mm/slub.c:2628
[<ffffffff81953367>] kmem_cache_zalloc include/linux/slab.h:610 [inline]
[<ffffffff81953367>] avc_alloc_node+0x27/0x3c0 security/selinux/avc.c:551
[<ffffffff81954992>] avc_insert security/selinux/avc.c:670 [inline]
[<ffffffff81954992>] avc_compute_av+0x182/0x610 security/selinux/avc.c:976
[<ffffffff819566e5>] avc_has_perm_noaudit security/selinux/avc.c:1112
[inline]
[<ffffffff819566e5>] avc_has_perm+0x355/0x3a0 security/selinux/avc.c:1146
[<ffffffff819633a0>] task_has_perm+0x200/0x330
security/selinux/hooks.c:1525
[<ffffffff819634f4>] selinux_task_wait+0x24/0x30
security/selinux/hooks.c:3763
[<ffffffff8194fcc3>] security_task_wait+0x73/0xb0 security/security.c:993
[<ffffffff810db16b>] wait_consider_task+0x28b/0x35b0 kernel/exit.c:1334
[<ffffffff810de7e0>] do_wait_thread kernel/exit.c:1447 [inline]
[<ffffffff810de7e0>] do_wait+0x350/0xa00 kernel/exit.c:1518
[<ffffffff810df714>] SYSC_wait4 kernel/exit.c:1649 [inline]
[<ffffffff810df714>] SyS_wait4+0x144/0x210 kernel/exit.c:1614
[<ffffffff812b47b9>] C_SYSC_wait4 kernel/compat.c:543 [inline]
[<ffffffff812b47b9>] compat_SyS_wait4+0x259/0x2a0 kernel/compat.c:536
[<ffffffff810be6b8>] sys32_waitpid+0x28/0x30 arch/x86/ia32/sys_ia32.c:172
[<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330
[inline]
[<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90
arch/x86/entry/common.c:397
[<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
Mem-Info:
active_anon:1319801 inactive_anon:36379 isolated_anon:0
active_file:1753 inactive_file:1794 isolated_file:0
unevictable:1 dirty:98 writeback:0 unstable:0
slab_reclaimable:5488 slab_unreclaimable:94182
mapped:56462 shmem:43691 pagetables:72711 bounce:0
free:7026 free_pcp:283 free_cma:0
DMA32 free:18676kB min:4696kB low:5868kB high:7044kB active_anon:2410144kB
inactive_anon:65772kB active_file:3012kB inactive_file:3192kB
unevictable:4kB isolated(anon):0kB isolated(file):0kB present:3145324kB
managed:3021976kB mlocked:0kB dirty:76kB writeback:0kB mapped:103928kB
shmem:78248kB slab_reclaimable:10128kB slab_unreclaimable:169172kB
kernel_stack:45024kB pagetables:131236kB unstable:0kB bounce:0kB
free_pcp:696kB local_pcp:260kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 3504 3504
Normal free:9428kB min:5580kB low:6972kB high:8368kB active_anon:2869060kB
inactive_anon:79744kB active_file:4000kB inactive_file:3984kB
unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB
managed:3588764kB mlocked:0kB dirty:316kB writeback:0kB mapped:121920kB
shmem:96516kB slab_reclaimable:11824kB slab_unreclaimable:207556kB
kernel_stack:53920kB pagetables:159608kB unstable:0kB bounce:0kB
free_pcp:436kB local_pcp:200kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0
DMA32: 69*4kB (ME) 58*8kB (ME) 17*16kB (UE) 16*32kB (E) 0*64kB 2*128kB (UM)
6*256kB (UM) 4*512kB (UM) 5*1024kB (UM) 4*2048kB (UM) 0*4096kB = 18676kB
Normal: 103*4kB (EH) 93*8kB (UMEH) 19*16kB (MEH) 13*32kB (E) 4*64kB (UMEH)
5*128kB (UMH) 6*256kB (MH) 2*512kB (M) 2*1024kB (UH) 1*2048kB (H) 0*4096kB
= 9428kB
47250 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
313294 pages reserved
SLUB: Unable to allocate memory on node -1 (gfp=0x2008000)
cache: avc_node, object size: 72, buffer size: 104, default order: 0, min
order: 0
node 0: slabs: 2427, objs: 94653, free: 0
syz-executor.0: page allocation failure: order:0, mode:0x2200000
CPU: 1 PID: 2136 Comm: syz-executor.0 Not tainted 4.4.174+ #17
0000000000000000 c8fc4fbb86e9430f ffff8800a7a972d8 ffffffff81aad1a1
1ffff10014f52e5e ffff8800b7120000 0000000002200000 0000000000000000
0000000000000000 ffff8800a7a973e8 ffffffff8148c0cb 0000000000000000
Call Trace:
[<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
[<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
[<ffffffff8148c0cb>] warn_alloc_failed.cold+0x78/0x99 mm/page_alloc.c:2757
[<ffffffff813d0ff5>] __alloc_pages_slowpath mm/page_alloc.c:3241 [inline]
[<ffffffff813d0ff5>] __alloc_pages_nodemask+0xef5/0x14b0
mm/page_alloc.c:3313
[<ffffffff8147d9e5>] __alloc_pages include/linux/gfp.h:415 [inline]
[<ffffffff8147d9e5>] __alloc_pages_node include/linux/gfp.h:428 [inline]
[<ffffffff8147d9e5>] alloc_slab_page mm/slub.c:1436 [inline]
[<ffffffff8147d9e5>] allocate_slab mm/slub.c:1477 [inline]
[<ffffffff8147d9e5>] new_slab+0x2e5/0x380 mm/slub.c:1549
[<ffffffff8147fc63>] new_slab_objects mm/slub.c:2319 [inline]
[<ffffffff8147fc63>] ___slab_alloc.constprop.0+0x323/0x3e0 mm/slub.c:2476
[<ffffffff8147fd70>] __slab_alloc.isra.0.constprop.0+0x50/0xa0
mm/slub.c:2518
[<ffffffff8147ffd4>] slab_alloc_node mm/slub.c:2581 [inline]
[<ffffffff8147ffd4>] slab_alloc mm/slub.c:2623 [inline]
[<ffffffff8147ffd4>] kmem_cache_alloc+0x214/0x2c0 mm/slub.c:2628
[<ffffffff81953367>] kmem_cache_zalloc include/linux/slab.h:610 [inline]
[<ffffffff81953367>] avc_alloc_node+0x27/0x3c0 security/selinux/avc.c:551
[<ffffffff81954992>] avc_insert security/selinux/avc.c:670 [inline]
[<ffffffff81954992>] avc_compute_av+0x182/0x610 security/selinux/avc.c:976
[<ffffffff819566e5>] avc_has_perm_noaudit security/selinux/avc.c:1112
[inline]
[<ffffffff819566e5>] avc_has_perm+0x355/0x3a0 security/selinux/avc.c:1146
[<ffffffff819633a0>] task_has_perm+0x200/0x330
security/selinux/hooks.c:1525
[<ffffffff819634f4>] selinux_task_wait+0x24/0x30
security/selinux/hooks.c:3763
[<ffffffff8194fcc3>] security_task_wait+0x73/0xb0 security/security.c:993
[<ffffffff810db16b>] wait_consider_task+0x28b/0x35b0 kernel/exit.c:1334
[<ffffffff810de7e0>] do_wait_thread kernel/exit.c:1447 [inline]
[<ffffffff810de7e0>] do_wait+0x350/0xa00 kernel/exit.c:1518
[<ffffffff810df714>] SYSC_wait4 kernel/exit.c:1649 [inline]
[<ffffffff810df714>] SyS_wait4+0x144/0x210 kernel/exit.c:1614
[<ffffffff812b47b9>] C_SYSC_wait4 kernel/compat.c:543 [inline]
[<ffffffff812b47b9>] compat_SyS_wait4+0x259/0x2a0 kernel/compat.c:536
[<ffffffff810be6b8>] sys32_waitpid+0x28/0x30 arch/x86/ia32/sys_ia32.c:172
[<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330
[inline]
[<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90
arch/x86/entry/common.c:397
[<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
Mem-Info:
active_anon:1319801 inactive_anon:36379 isolated_anon:0
active_file:1753 inactive_file:1794 isolated_file:0
unevictable:1 dirty:98 writeback:0 unstable:0
slab_reclaimable:5488 slab_unreclaimable:94182
mapped:56462 shmem:43691 pagetables:72711 bounce:0
free:7026 free_pcp:283 free_cma:0
DMA32 free:18676kB min:4696kB low:5868kB high:7044kB active_anon:2410144kB
inactive_anon:65772kB active_file:3012kB inactive_file:3192kB
unevictable:4kB isolated(anon):0kB isolated(file):0kB present:3145324kB
managed:3021976kB mlocked:0kB dirty:76kB writeback:0kB mapped:103928kB
shmem:78248kB slab_reclaimable:10128kB slab_unreclaimable:169172kB
kernel_stack:45024kB pagetables:131236kB unstable:0kB bounce:0kB
free_pcp:696kB local_pcp:260kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 3504 3504
Normal free:9428kB min:5580kB low:6972kB high:8368kB active_anon:2869060kB
inactive_anon:79744kB active_file:4000kB inactive_file:3984kB
unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB
managed:3588764kB mlocked:0kB dirty:316kB writeback:0kB mapped:121920kB
shmem:96516kB slab_reclaimable:11824kB slab_unreclaimable:207556kB
kernel_stack:53920kB pagetables:159608kB unstable:0kB bounce:0kB
free_pcp:436kB local_pcp:200kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0
DMA32: 69*4kB (ME) 58*8kB (ME) 17*16kB (UE) 16*32kB (E) 0*64kB 2*128kB (UM)
6*256kB (UM) 4*512kB (UM) 5*1024kB (UM) 4*2048kB (UM) 0*4096kB = 18676kB
Normal: 103*4kB (EH) 93*8kB (UMEH) 19*16kB (MEH) 13*32kB (E) 4*64kB (UMEH)
5*128kB (UMH) 6*256kB (MH) 2*512kB (M) 2*1024kB (UH) 1*2048kB (H) 0*4096kB
= 9428kB
47250 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
313294 pages reserved
SLUB: Unable to allocate memory on node -1 (gfp=0x2008000)
cache: avc_node, object size: 72, buffer size: 104, default order: 0, min
order: 0
node 0: slabs: 2427, objs: 94653, free: 0
syz-executor.0: page allocation failure: order:0, mode:0x2200000
CPU: 1 PID: 2136 Comm: syz-executor.0 Not tainted 4.4.174+ #17
0000000000000000 c8fc4fbb86e9430f ffff8800a7a972d8 ffffffff81aad1a1
1ffff10014f52e5e ffff8800b7120000 0000000002200000 0000000000000000
0000000000000000 ffff8800a7a973e8 ffffffff8148c0cb 0000000000000000
Call Trace:
[<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
[<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
[<ffffffff8148c0cb>] warn_alloc_failed.cold+0x78/0x99 mm/page_alloc.c:2757
[<ffffffff813d0ff5>] __alloc_pages_slowpath mm/page_alloc.c:3241 [inline]
[<ffffffff813d0ff5>] __alloc_pages_nodemask+0xef5/0x14b0
mm/page_alloc.c:3313
[<ffffffff8147d9e5>] __alloc_pages include/linux/gfp.h:415 [inline]
[<ffffffff8147d9e5>] __alloc_pages_node include/linux/gfp.h:428 [inline]
[<ffffffff8147d9e5>] alloc_slab_page mm/slub.c:1436 [inline]
[<ffffffff8147d9e5>] allocate_slab mm/slub.c:1477 [inline]
[<ffffffff8147d9e5>] new_slab+0x2e5/0x380 mm/slub.c:1549
[<ffffffff8147fc63>] new_slab_objects mm/slub.c:2319 [inline]
[<ffffffff8147fc63>] ___slab_alloc.constprop.0+0x323/0x3e0 mm/slub.c:2476
[<ffffffff8147fd70>] __slab_alloc.isra.0.constprop.0+0x50/0xa0
mm/slub.c:2518
[<ffffffff8147ffd4>] slab_alloc_node mm/slub.c:2581 [inline]
[<ffffffff8147ffd4>] slab_alloc mm/slub.c:2623 [inline]
[<ffffffff8147ffd4>] kmem_cache_alloc+0x214/0x2c0 mm/slub.c:2628
[<ffffffff81953367>] kmem_cache_zalloc include/linux/slab.h:610 [inline]
[<ffffffff81953367>] avc_alloc_node+0x27/0x3c0 security/selinux/avc.c:551
[<ffffffff81954992>] avc_insert security/selinux/avc.c:670 [inline]
[<ffffffff81954992>] avc_compute_av+0x182/0x610 security/selinux/avc.c:976
[<ffffffff819566e5>] avc_has_perm_noaudit security/selinux/avc.c:1112
[inline]
[<ffffffff819566e5>] avc_has_perm+0x355/0x3a0 security/selinux/avc.c:1146
[<ffffffff819633a0>] task_has_perm+0x200/0x330
security/selinux/hooks.c:1525
[<ffffffff819634f4>] selinux_task_wait+0x24/0x30
security/selinux/hooks.c:3763
[<ffffffff8194fcc3>] security_task_wait+0x73/0xb0 security/security.c:993
[<ffffffff810db16b>] wait_consider_task+0x28b/0x35b0 kernel/exit.c:1334
[<ffffffff810de7e0>] do_wait_thread kernel/exit.c:1447 [inline]
[<ffffffff810de7e0>] do_wait+0x350/0xa00 kernel/exit.c:1518
[<ffffffff810df714>] SYSC_wait4 kernel/exit.c:1649 [inline]
[<ffffffff810df714>] SyS_wait4+0x144/0x210 kernel/exit.c:1614
[<ffffffff812b47b9>] C_SYSC_wait4 kernel/compat.c:543 [inline]
[<ffffffff812b47b9>] compat_SyS_wait4+0x259/0x2a0 kernel/compat.c:536
[<ffffffff810be6b8>] sys32_waitpid+0x28/0x30 arch/x86/ia32/sys_ia32.c:172
[<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330
[inline]
[<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90
arch/x86/entry/common.c:397
[<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
Mem-Info:
active_anon:1319801 inactive_anon:36379 isolated_anon:0
active_file:1753 inactive_file:1794 isolated_file:0
unevictable:1 dirty:98 writeback:0 unstable:0
slab_reclaimable:5488 slab_unreclaimable:94182
mapped:56462 shmem:43691 pagetables:72711 bounce:0
free:7026 free_pcp:283 free_cma:0
DMA32 free:18676kB min:4696kB low:5868kB high:7044kB active_anon:2410144kB
inactive_anon:65772kB active_file:3012kB inactive_file:3192kB
unevictable:4kB isolated(anon):0kB isolated(file):0kB present:3145324kB
managed:3021976kB mlocked:0kB dirty:76kB writeback:0kB mapped:103928kB
shmem:78248kB slab_reclaimable:10128kB slab_unreclaimable:169172kB
kernel_stack:45024kB pagetables:131236kB unstable:0kB bounce:0kB
free_pcp:696kB local_pcp:260kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 3504 3504
Normal free:9428kB min:5580kB low:6972kB high:8368kB active_anon:2869060kB
inactive_anon:79744kB active_file:4000kB inactive_file:3984kB
unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB
managed:3588764kB mlocked:0kB dirty:316kB writeback:0kB mapped:121920kB
shmem:96516kB slab_reclaimable:11824kB slab_unreclaimable:207556kB
kernel_stack:53920kB pagetables:159608kB unstable:0kB bounce:0kB
free_pcp:436kB local_pcp:200kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0
DMA32: 69*4kB (ME) 58*8kB (ME) 17*16kB (UE) 16*32kB (E) 0*64kB 2*128kB (UM)
6*256kB (UM) 4*512kB (UM) 5*1024kB (UM) 4*2048kB (UM) 0*4096kB = 18676kB
Normal: 103*4kB (EH) 93*8kB (UMEH) 19*16kB (MEH) 13*32kB (E) 4*64kB (UMEH)
5*128kB (UMH) 6*256kB (MH) 2*512kB (M) 2*1024kB (UH) 1*2048kB (H) 0*4096kB
= 9428kB
47250 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
313294 pages reserved
SLUB: Unable to allocate memory on node -1 (gfp=0x2008000)
cache: avc_node, object size: 72, buffer size: 104, default order: 0, min
order: 0
node 0: slabs: 2427, objs: 94653, free: 0
syz-executor.0: page allocation failure: order:0, mode:0x2200000
CPU: 1 PID: 2136 Comm: syz-executor.0 Not tainted 4.4.174+ #17
0000000000000000 c8fc4fbb86e9430f ffff8800a7a972d8 ffffffff81aad1a1
1ffff10014f52e5e ffff8800b7120000 0000000002200000 0000000000000000
0000000000000000 ffff8800a7a973e8 ffffffff8148c0cb 0000000000000000
Call Trace:
[<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
[<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
[<ffffffff8148c0cb>] warn_alloc_failed.cold+0x78/0x99 mm/page_alloc.c:2757
[<ffffffff813d0ff5>] __alloc_pages_slowpath mm/page_alloc.c:3241 [inline]
[<ffffffff813d0ff5>] __alloc_pages_nodemask+0xef5/0x14b0
mm/page_alloc.c:3313
[<ffffffff8147d9e5>] __alloc_pages include/linux/gfp.h:415 [inline]
[<ffffffff8147d9e5>] __alloc_pages_node include/linux/gfp.h:428 [inline]
[<ffffffff8147d9e5>] alloc_slab_page mm/slub.c:1436 [inline]
[<ffffffff8147d9e5>] allocate_slab mm/slub.c:1477 [inline]
[<ffffffff8147d9e5>] new_slab+0x2e5/0x380 mm/slub.c:1549
[<ffffffff8147fc63>] new_slab_objects mm/slub.c:2319 [inline]
[<ffffffff8147fc63>] ___slab_alloc.constprop.0+0x323/0x3e0 mm/slub.c:2476
[<ffffffff8147fd70>] __slab_alloc.isra.0.constprop.0+0x50/0xa0
mm/slub.c:2518
[<ffffffff8147ffd4>] slab_alloc_node mm/slub.c:2581 [inline]
[<ffffffff8147ffd4>] slab_alloc mm/slub.c:2623 [inline]
[<ffffffff8147ffd4>] kmem_cache_alloc+0x214/0x2c0 mm/slub.c:2628
[<ffffffff81953367>] kmem_cache_zalloc include/linux/slab.h:610 [inline]
[<ffffffff81953367>] avc_alloc_node+0x27/0x3c0 security/selinux/avc.c:551
[<ffffffff81954992>] avc_insert security/selinux/avc.c:670 [inline]
[<ffffffff81954992>] avc_compute_av+0x182/0x610 security/selinux/avc.c:976
[<ffffffff819566e5>] avc_has_perm_noaudit security/selinux/avc.c:1112
[inline]
[<ffffffff819566e5>] avc_has_perm+0x355/0x3a0 security/selinux/avc.c:1146
[<ffffffff819633a0>] task_has_perm+0x200/0x330
security/selinux/hooks.c:1525
[<ffffffff819634f4>] selinux_task_wait+0x24/0x30
security/selinux/hooks.c:3763
[<ffffffff8194fcc3>] security_task_wait+0x73/0xb0 security/security.c:993
[<ffffffff810db16b>] wait_consider_task+0x28b/0x35b0 kernel/exit.c:1334
[<ffffffff810de7e0>] do_wait_thread kernel/exit.c:1447 [inline]
[<ffffffff810de7e0>] do_wait+0x350/0xa00 kernel/exit.c:1518
[<ffffffff810df714>] SYSC_wait4 kernel/exit.c:1649 [inline]
[<ffffffff810df714>] SyS_wait4+0x144/0x210 kernel/exit.c:1614
[<ffffffff812b47b9>] C_SYSC_wait4 kernel/compat.c:543 [inline]
[<ffffffff812b47b9>] compat_SyS_wait4+0x259/0x2a0 kernel/compat.c:536
[<ffffffff810be6b8>] sys32_waitpid+0x28/0x30 arch/x86/ia32/sys_ia32.c:172
[<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330
[inline]
[<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90
arch/x86/entry/common.c:397
[<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
Mem-Info:
active_anon:1319801 inactive_anon:36379 isolated_anon:0
active_file:1753 inactive_file:1794 isolated_file:0
unevictable:1 dirty:98 writeback:0 unstable:0
slab_reclaimable:5488 slab_unreclaimable:94182
mapped:56462 shmem:43691 pagetables:72711 bounce:0
free:7026 free_pcp:283 free_cma:0
DMA32 free:18676kB min:4696kB low:5868kB high:7044kB active_anon:2410144kB
inactive_anon:65772kB active_file:3012kB inactive_file:3192kB
unevictable:4kB isolated(anon):0kB isolated(file):0kB present:3145324kB
managed:3021976kB mlocked:0kB dirty:76kB writeback:0kB mapped:103928kB
shmem:78248kB slab_reclaimable:10128kB slab_unreclaimable:169172kB
kernel_stack:45024kB pagetables:131236kB unstable:0kB bounce:0kB
free_pcp:696kB local_pcp:260kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 3504 3504
Normal free:9428kB min:5580kB low:6972kB high:8368kB active_anon:2869060kB
inactive_anon:79744kB active_file:4000kB inactive_file:3984kB
unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB
managed:3588764kB mlocked:0kB dirty:316kB writeback:0kB mapped:121920kB
shmem:96516kB slab_reclaimable:11824kB slab_unreclaimable:207556kB
kernel_stack:53920kB pagetables:159608kB unstable:0kB bounce:0kB
free_pcp:436kB local_pcp:200kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0
DMA32: 69*4kB (ME) 58*8kB (ME) 17*16kB (UE) 16*32kB (E) 0*64kB 2*128kB (UM)
6*256kB (UM) 4*512kB (UM) 5*1024kB (UM) 4*2048kB (UM) 0*4096kB = 18676kB
Normal: 103*4kB (EH) 93*8kB (UMEH) 19*16kB (MEH) 13*32kB (E) 4*64kB (UMEH)
5*128kB (UMH) 6*256kB (MH) 2*512kB (M) 2*1024kB (UH) 1*2048kB (H) 0*4096kB
= 9428kB
47250 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
313294 pages reserved
SLUB: Unable to allocate memory on node -1 (gfp=0x2008000)
cache: avc_node, object size: 72, buffer size: 104, default order: 0, min
order: 0
node 0: slabs: 2427, objs: 94653, free: 0
syz-executor.0: page allocation failure: order:0, mode:0x2200000
CPU: 1 PID: 2136 Comm: syz-executor.0 Not tainted 4.4.174+ #17
0000000000000000 c8fc4fbb86e9430f ffff8800a7a972d8 ffffffff81aad1a1
1ffff10014f52e5e ffff8800b7120000 0000000002200000 0000000000000000
0000000000000000 ffff8800a7a973e8 ffffffff8148c0cb 0000000000000000
Call Trace:
[<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
[<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
[<ffffffff8148c0cb>] warn_alloc_failed.cold+0x78/0x99 mm/page_alloc.c:2757
[<ffffffff813d0ff5>] __alloc_pages_slowpath mm/page_alloc.c:3241 [inline]
[<ffffffff813d0ff5>] __alloc_pages_nodemask+0xef5/0x14b0
mm/page_alloc.c:3313
[<ffffffff8147d9e5>] __alloc_pages include/linux/gfp.h:415 [inline]
[<ffffffff8147d9e5>] __alloc_pages_node include/linux/gfp.h:428 [inline]
[<ffffffff8147d9e5>] alloc_slab_page mm/slub.c:1436 [inline]
[<ffffffff8147d9e5>] allocate_slab mm/slub.c:1477 [inline]
[<ffffffff8147d9e5>] new_slab+0x2e5/0x380 mm/slub.c:1549
[<ffffffff8147fc63>] new_slab_objects mm/slub.c:2319 [inline]
[<ffffffff8147fc63>] ___slab_alloc.constprop.0+0x323/0x3e0 mm/slub.c:2476
[<ffffffff8147fd70>] __slab_alloc.isra.0.constprop.0+0x50/0xa0
mm/slub.c:2518
[<ffffffff8147ffd4>] slab_alloc_node mm/slub.c:2581 [inline]
[<ffffffff8147ffd4>] slab_alloc mm/slub.c:2623 [inline]
[<ffffffff8147ffd4>] kmem_cache_alloc+0x214/0x2c0 mm/slub.c:2628
[<ffffffff81953367>] kmem_cache_zalloc include/linux/slab.h:610 [inline]
[<ffffffff81953367>] avc_alloc_node+0x27/0x3c0 security/selinux/avc.c:551
[<ffffffff81954992>] avc_insert security/selinux/avc.c:670 [inline]
[<ffffffff81954992>] avc_compute_av+0x182/0x610 security/selinux/avc.c:976
[<ffffffff819566e5>] avc_has_perm_noaudit security/selinux/avc.c:1112
[inline]
[<ffffffff819566e5>] avc_has_perm+0x355/0x3a0 security/selinux/avc.c:1146
[<ffffffff819633a0>] task_has_perm+0x200/0x330
security/selinux/hooks.c:1525
[<ffffffff819634f4>] selinux_task_wait+0x24/0x30
security/selinux/hooks.c:3763
[<ffffffff8194fcc3>] security_task_wait+0x73/0xb0 security/security.c:993
[<ffffffff810db16b>] wait_consider_task+0x28b/0x35b0 kernel/exit.c:1334
[<ffffffff810de7e0>] do_wait_thread kernel/exit.c:1447 [inline]
[<ffffffff810de7e0>] do_wait+0x350/0xa00 kernel/exit.c:1518
[<ffffffff810df714>] SYSC_wait4 kernel/exit.c:1649 [inline]
[<ffffffff810df714>] SyS_wait4+0x144/0x210 kernel/exit.c:1614
[<ffffffff812b47b9>] C_SYSC_wait4 kernel/compat.c:543 [inline]
[<ffffffff812b47b9>] compat_SyS_wait4+0x259/0x2a0 kernel/compat.c:536
[<ffffffff810be6b8>] sys32_waitpid+0x28/0x30 arch/x86/ia32/sys_ia32.c:172
[<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330
[inline]
[<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90
arch/x86/entry/common.c:397
[<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
Mem-Info:
active_anon:1319801 inactive_anon:36379 isolated_anon:0
active_file:1753 inactive_file:1794 isolated_file:0
unevictable:1 dirty:98 writeback:0 unstable:0
slab_reclaimable:5488 slab_unreclaimable:94182
mapped:56462 shmem:43691 pagetables:72711 bounce:0
free:7026 free_pcp:283 free_cma:0
DMA32 free:18676kB min:4696kB low:5868kB high:7044kB active_anon:2410144kB
inactive_anon:65772kB active_file:3012kB inactive_file:3192kB
unevictable:4kB isolated(anon):0kB isolated(file):0kB present:3145324kB
managed:3021976kB mlocked:0kB dirty:76kB writeback:0kB mapped:103928kB
shmem:78248kB slab_reclaimable:10128kB slab_unreclaimable:169172kB
kernel_stack:45024kB pagetables:131236kB unstable:0kB bounce:0kB
free_pcp:696kB local_pcp:260kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 3504 3504
Normal free:9428kB min:5580kB low:6972kB high:8368kB active_anon:2869060kB
inactive_anon:79744kB active_file:4000kB inactive_file:3984kB
unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB
managed:3588764kB mlocked:0kB dirty:316kB writeback:0kB mapped:121920kB
shmem:96516kB slab_reclaimable:11824kB slab_unreclaimable:207556kB
kernel_stack:53920kB pagetables:159608kB unstable:0kB bounce:0kB
free_pcp:436kB local_pcp:200kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0
DMA32: 69*4kB (ME) 58*8kB (ME) 17*16kB (UE) 16*32kB (E) 0*64kB 2*128kB (UM)
6*256kB (UM) 4*512kB (UM) 5*1024kB (UM) 4*2048kB (UM) 0*4096kB = 18676kB
Normal: 103*4kB (EH) 93*8kB (UMEH) 19*16kB (MEH) 13*32kB (E) 4*64kB (UMEH)
5*128kB (UMH) 6*256kB (MH) 2*512kB (M) 2*1024kB (UH) 1*2048kB (H) 0*4096kB
= 9428kB
47250 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
313294 pages reserved
SLUB: Unable to allocate memory on node -1 (gfp=0x2008000)
cache: avc_node, object size: 72, buffer size: 104, default order: 0, min
order: 0
node 0: slabs: 2427, objs: 94653, free: 0
syz-executor.0: page allocation failure: order:0, mode:0x2200000
CPU: 1 PID: 2136 Comm: syz-executor.0 Not tainted 4.4.174+ #17
0000000000000000 c8fc4fbb86e9430f ffff8800a7a972d8 ffffffff81aad1a1
1ffff10014f52e5e ffff8800b7120000 0000000002200000 0000000000000000
0000000000000000 ffff8800a7a973e8 ffffffff8148c0cb 0000000000000000
Call Trace:
[<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
[<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
[<ffffffff8148c0cb>] warn_alloc_failed.cold+0x78/0x99 mm/page_alloc.c:2757
[<ffffffff813d0ff5>] __alloc_pages_slowpath mm/page_alloc.c:3241 [inline]
[<ffffffff813d0ff5>] __alloc_pages_nodemask+0xef5/0x14b0
mm/page_alloc.c:3313
[<ffffffff8147d9e5>] __alloc_pages include/linux/gfp.h:415 [inline]
[<ffffffff8147d9e5>] __alloc_pages_node include/linux/gfp.h:428 [inline]
[<ffffffff8147d9e5>] alloc_slab_page mm/slub.c:1436 [inline]
[<ffffffff8147d9e5>] allocate_slab mm/slub.c:1477 [inline]
[<ffffffff8147d9e5>] new_slab+0x2e5/0x380 mm/slub.c:1549
[<ffffffff8147fc63>] new_slab_objects mm/slub.c:2319 [inline]
[<ffffffff8147fc63>] ___slab_alloc.constprop.0+0x323/0x3e0 mm/slub.c:2476
[<ffffffff8147fd70>] __slab_alloc.isra.0.constprop.0+0x50/0xa0
mm/slub.c:2518
[<ffffffff8147ffd4>] slab_alloc_node mm/slub.c:2581 [inline]
[<ffffffff8147ffd4>] slab_alloc mm/slub.c:2623 [inline]
[<ffffffff8147ffd4>] kmem_cache_alloc+0x214/0x2c0 mm/slub.c:2628
[<ffffffff81953367>] kmem_cache_zalloc include/linux/slab.h:610 [inline]
[<ffffffff81953367>] avc_alloc_node+0x27/0x3c0 security/selinux/avc.c:551
[<ffffffff81954992>] avc_insert security/selinux/avc.c:670 [inline]
[<ffffffff81954992>] avc_compute_av+0x182/0x610 security/selinux/avc.c:976
[<ffffffff819566e5>] avc_has_perm_noaudit security/selinux/avc.c:1112
[inline]
[<ffffffff819566e5>] avc_has_perm+0x355/0x3a0 security/selinux/avc.c:1146
[<ffffffff819633a0>] task_has_perm+0x200/0x330
security/selinux/hooks.c:1525
[<ffffffff819634f4>] selinux_task_wait+0x24/0x30
security/selinux/hooks.c:3763
[<ffffffff8194fcc3>] security_task_wait+0x73/0xb0 security/security.c:993
[<ffffffff810db16b>] wait_consider_task+0x28b/0x35b0 kernel/exit.c:1334
[<ffffffff810de7e0>] do_wait_thread kernel/exit.c:1447 [inline]
[<ffffffff810de7e0>] do_wait+0x350/0xa00 kernel/exit.c:1518
[<ffffffff810df714>] SYSC_wait4 kernel/exit.c:1649 [inline]
[<ffffffff810df714>] SyS_wait4+0x144/0x210 kernel/exit.c:1614
[<ffffffff812b47b9>] C_SYSC_wait4 kernel/compat.c:543 [inline]
[<ffffffff812b47b9>] compat_SyS_wait4+0x259/0x2a0 kernel/compat.c:536
[<ffffffff810be6b8>] sys32_waitpid+0x28/0x30 arch/x86/ia32/sys_ia32.c:172
[<ffffffff8100603d>] do_syscall_32_irqs_on arch/x86/entry/common.c:330
[inline]
[<ffffffff8100603d>] do_fast_syscall_32+0x32d/0xa90
arch/x86/entry/common.c:397
[<ffffffff8271a350>] sysenter_flags_fixed+0xd/0x1a
Mem-Info:
active_anon:1319801 inactive_anon:36379 isolated_anon:0
active_file:1753 inactive_file:1794 isolated_file:0
unevictable:1 dirty:98 writeback:0 unstable:0
slab_reclaimable:5488 slab_unreclaimable:94182
mapped:56462 shmem:43691 pagetables:72711 bounce:0
free:7026 free_pcp:283 free_cma:0
DMA32 free:18676kB min:4696kB low:5868kB high:7044kB active_anon:2410144kB
inactive_anon:65772kB active_file:3012kB inactive_file:3192kB
unevictable:4kB isolated(anon):0kB isolated(file):0kB present:3145324kB
managed:3021976kB mlocked:0kB dirty:76kB writeback:0kB mapped:103928kB
shmem:78248kB slab_reclaimable:10128kB slab_unreclaimable:169172kB
kernel_stack:45024kB pagetables:131236kB unstable:0kB bounce:0kB
free_pcp:696kB local_pcp:260kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 3504 3504
Normal free:9428kB min:5580kB low:6972kB high:8368kB active_anon:2869060kB
inactive_anon:79744kB active_file:4000kB inactive_file:3984kB
unevictable:0kB isolated(anon):0kB isolated(file):0kB present:4718592kB
managed:3588764kB mlocked:0kB dirty:316kB writeback:0kB mapped:121920kB
shmem:96516kB slab_reclaimable:11824kB slab_unreclaimable:207556kB
kernel_stack:53920kB pagetables:159608kB unstable:0kB bounce:0kB
free_pcp:436kB local_pcp:200kB free_cma:0kB writeback_tmp:0kB
pages_scanned:0 all_unreclaimable? no
lowmem_reserve[]: 0 0 0
DMA32: 69*4kB (ME) 58*8kB (ME) 17*16kB (UE) 16*32kB (E) 0*64kB 2*128kB (UM)
6*256kB (UM) 4*512kB (UM) 5*1024kB (UM) 4*2048kB (UM) 0*4096kB = 18676kB
Normal: 103*4kB (EH) 93*8kB (UMEH) 19*16kB (MEH) 13*32kB (E) 4*64kB (UMEH)
5*128kB (UMH) 6*256kB (MH) 2*512kB (M) 2*1024kB (UH) 1*2048kB (H) 0*4096kB
= 9428kB
47250 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
313294 pages reserved
SLUB: Unable to allocate memory on node -1 (gfp=0x2008000)
cache: avc_node, object size: 72, buffer size: 104, default order: 0, min
order: 0
node 0: slabs: 2427, objs: 94653, free: 0
syz-executor.0: page allocation failure: order:0, mode:0x2200000
CPU: 1 PID: 2136 Comm: syz-executor.0 Not tainted 4.4.174+ #17
0000000000000000 c8fc4fbb86e9430f ffff8800a7a972d8 ffffffff81aad1a1
1ffff10014f52e5e ffff8800b7120000 0000000002200000 0000000000000000
0000000000000000 ffff8800a7a973e8 ffffffff8148c0cb 0000000000000000
Call Trace:
[<ffffffff81aad1a1>] __dump_stack lib/dump_stack.c:15 [inline]
[<ffffffff81aad1a1>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
[<ffffffff8148c0cb>] warn_alloc_failed.cold+0x78/0x99 mm/page_alloc.c:2757
[<ffffffff813d0ff5>] __alloc_pages_slowpath mm/page_alloc.c:3241 [inline]
[<ffffffff813d0ff5>] __alloc_pages_nodemask+0xef5/0x14b0
mm/page_alloc.c:3313
[<ffffffff8147d9e5>] __alloc_pages include/linux/gfp.h:415 [inline]
[<ffffffff8147d9e5>] __alloc_pages_node include/linux/gfp.h:428 [inline]
[<ffffffff8147d9e5>] alloc_slab_page mm/slub.c:1436 [inline]
[<ffffffff8147d9e5>] allocate_slab mm/slub.c:1477 [inline]
[<ffffffff8147d9e5>] new_slab+0x2e5/0x380 mm/slub.c:1549
[<ffffffff8147fc63>] new_slab_objects mm/slub.c:2319 [inline]
[<ffffffff8147fc63>] ___slab_alloc.constprop.0+0x323/0x3e0 mm/slub.c:2476
[<ffffffff8147fd70>] __slab_alloc.isra.0.constprop.0+0x50/0xa0
mm/slub.c:2518
[<ffffffff8147ffd4>] slab_alloc_node mm/slub.c:2581 [inline]
[<ffffffff8147ffd4>] slab_alloc mm/slub.c:2623 [inline]
[<ffffffff8147ffd4>] kmem_cache_alloc+0x214/0x2c0 mm/slub.c:2628
[<ffffffff81953367>] kmem_cache_zalloc include/linux/slab.h:610 [inline]
[<ffffffff81953367>] avc_alloc_node+0x27/0x3c0 security/selinux/avc.c:551
[<ffffffff81954992>] avc_insert security/selinux/avc.c:670 [inline]
[<ffffffff81954992>] avc_compute_av+0x182/0x610 security/selinux/avc.c:976
[<ffffffff819566e5>] avc_has_perm_noaudit security/selinux/avc.c:1112
[inline]
[<ffffffff819566e5>] avc_has_perm+0x355/0x3a0 security/selinux/avc.c:1146
[<ffffffff819633a0>] task_has_perm+0x200/0x330
security/selinux/hooks.c:1525
[<ffffffff819634f4>] selinux_task_wait+0x24/0x30
security/selinux/hooks.c:3763
[<ffffffff8194fcc3>] security_task_wait+0x73/0xb0 security/security.c:993
[<ffffffff810db16b>] wait_consider_task+0x28b/0x35b0 kernel/exit.c:1334
[<ffffffff810de7e0>] do_wait_thread kernel/exit.c:1447 [inline]
[<ffffffff810de7e0>] do_wait+0x350/0xa00 kernel/exit.c:1518
[<ffffffff810df714>] SYSC_wait4 kernel/exit.c:1649 [inline]
[<ffffffff810df714>] SyS_wait4+0x144/0x210 kernel/exit.c:1614
[<ffffffff812b47b9>] C_SYSC_wait4 kernel/compat.c:543 [inline]
[<ffffffff812b47b9>] compat_SyS_wait4+0x259/0x2a0 kernel/compat.

---
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[syzbot]

Auto-closing this bug as obsolete.
Crashes did not happen for a while, no reproducer and no activity.