syzbot


INFO: rcu detected stall in ext4_filemap_fault
Status: auto-closed as invalid on 2020/03/25 22:24
Reported-by: syzbot+190d7480a5989d81c2d2@syzkaller.appspotmail.com
First crash: 914d, last: 914d
similar bugs (8):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 INFO: rcu detected stall in ext4_filemap_fault (3) 2 16d 46d 0/1 upstream: reported on 2022/04/12 12:43
linux-4.19 INFO: rcu detected stall in ext4_filemap_fault (2) 1 671d 671d 0/1 auto-closed as invalid on 2020/11/23 02:32
android-49 INFO: rcu detected stall in ext4_filemap_fault C 1 990d 990d 0/3 public: reported C repro on 2019/09/11 03:52
upstream INFO: rcu detected stall in ext4_filemap_fault 109 1181d 1352d 0/22 closed as dup on 2019/01/02 16:36
android-414 INFO: rcu detected stall in ext4_filemap_fault 1 1251d 1144d 0/1 auto-closed as invalid on 2019/06/22 22:11
linux-4.19 INFO: rcu detected stall in ext4_filemap_fault 4 860d 1010d 0/1 auto-closed as invalid on 2020/05/18 19:50
upstream INFO: rcu detected stall in ext4_filemap_fault (2) 1 956d 956d 0/22 auto-closed as invalid on 2020/01/13 18:23
android-414 INFO: rcu detected stall in ext4_filemap_fault (2) 2 909d 954d 0/1 auto-closed as invalid on 2020/03/30 02:23

Sample crash report:
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
INFO: rcu_preempt detected stalls on CPUs/tasks:
	Tasks blocked on level-0 rcu_node (CPUs 0-1): P7031
	(detected by 0, t=10511 jiffies, g=34410, c=34409, q=222)
syz-executor.0  R  running task    23824  7031   7026 0x00000002
Call Trace:
 <IRQ>
 sched_show_task kernel/sched/core.c:5168 [inline]
 sched_show_task.cold+0x2f0/0x351 kernel/sched/core.c:5143
 rcu_print_detail_task_stall_rnp+0xc7/0x103 kernel/rcu/tree_plugin.h:568
 rcu_print_detail_task_stall kernel/rcu/tree_plugin.h:581 [inline]
 print_other_cpu_stall kernel/rcu/tree.c:1488 [inline]
 check_cpu_stall kernel/rcu/tree.c:1616 [inline]
 __rcu_pending kernel/rcu/tree.c:3390 [inline]
 rcu_pending kernel/rcu/tree.c:3452 [inline]
 rcu_check_callbacks.cold+0x74c/0xd0a kernel/rcu/tree.c:2792
 update_process_times+0x31/0x70 kernel/time/timer.c:1590
 tick_sched_handle+0x85/0x160 kernel/time/tick-sched.c:161
 tick_sched_timer+0x43/0x130 kernel/time/tick-sched.c:1219
 __run_hrtimer kernel/time/hrtimer.c:1220 [inline]
 __hrtimer_run_queues+0x270/0xbc0 kernel/time/hrtimer.c:1284
 hrtimer_interrupt+0x1d8/0x5d0 kernel/time/hrtimer.c:1318
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1075 [inline]
 smp_apic_timer_interrupt+0x11c/0x5e0 arch/x86/kernel/apic/apic.c:1100
 apic_timer_interrupt+0x96/0xa0 arch/x86/entry/entry_64.S:792
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:779 [inline]
RIP: 0010:slab_alloc mm/slab.c:3383 [inline]
RIP: 0010:kmem_cache_alloc+0x2b0/0x780 mm/slab.c:3550
RSP: 0018:ffff88808d32f2b8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff10
RAX: 0000000000000007 RBX: 0000000001008000 RCX: 1ffff11011a0ad3e
RDX: 0000000000000000 RSI: ffff88808d056a48 RDI: 0000000000000282
RBP: ffff88808d32f320 R08: ffff88808d056100 R09: ffff88808d0569f0
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff88821f8b5200 R14: ffff88821f8b5200 R15: 0000000001008000
 kmem_cache_zalloc include/linux/slab.h:651 [inline]
 avc_alloc_node+0x27/0x4d0 security/selinux/avc.c:549
 avc_insert security/selinux/avc.c:668 [inline]
 avc_compute_av+0x185/0x570 security/selinux/avc.c:974
 avc_has_perm_noaudit+0x30a/0x420 security/selinux/avc.c:1110
 cred_has_capability+0x12e/0x290 security/selinux/hooks.c:1767
 selinux_capable+0x36/0x40 security/selinux/hooks.c:2247
 security_capable_noaudit+0x7f/0xc0 security/security.c:285
 has_ns_capability_noaudit+0xbb/0x1d0 kernel/capability.c:343
 has_capability_noaudit+0x25/0x30 kernel/capability.c:363
 oom_badness mm/oom_kill.c:211 [inline]
 oom_badness+0x416/0x610 mm/oom_kill.c:173
 oom_evaluate_task mm/oom_kill.c:321 [inline]
 oom_evaluate_task+0x2de/0x490 mm/oom_kill.c:292
 select_bad_process mm/oom_kill.c:356 [inline]
 out_of_memory mm/oom_kill.c:1077 [inline]
 out_of_memory+0x97f/0x1180 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3344 [inline]
 __alloc_pages_slowpath+0x2251/0x2930 mm/page_alloc.c:4033
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113
 alloc_pages include/linux/gfp.h:520 [inline]
 __page_cache_alloc mm/filemap.c:871 [inline]
 __page_cache_alloc+0x248/0x3e0 mm/filemap.c:856
 page_cache_read mm/filemap.c:2296 [inline]
 filemap_fault+0xcc9/0x19a0 mm/filemap.c:2480
 ext4_filemap_fault+0x83/0xb0 fs/ext4/inode.c:6164
 __do_fault+0x104/0x390 mm/memory.c:3223
 do_read_fault mm/memory.c:3633 [inline]
 do_fault mm/memory.c:3759 [inline]
 handle_pte_fault mm/memory.c:3989 [inline]
 __handle_mm_fault+0x2460/0x3470 mm/memory.c:4113
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 __do_page_fault+0x4c1/0xb80 arch/x86/mm/fault.c:1420
 do_page_fault+0x71/0x511 arch/x86/mm/fault.c:1495
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1122
RIP: 0033:0x4599a0
RSP: 002b:00007ffe21fb92c8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 0000000000000003 RCX: 00000000004585c0
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
syz-executor.0  R  running task    23824  7031   7026 0x00000002
Call Trace:
 <IRQ>
 sched_show_task kernel/sched/core.c:5168 [inline]
 sched_show_task.cold+0x2f0/0x351 kernel/sched/core.c:5143
 rcu_print_detail_task_stall_rnp+0xc7/0x103 kernel/rcu/tree_plugin.h:568
 rcu_print_detail_task_stall kernel/rcu/tree_plugin.h:583 [inline]
 print_other_cpu_stall kernel/rcu/tree.c:1488 [inline]
 check_cpu_stall kernel/rcu/tree.c:1616 [inline]
 __rcu_pending kernel/rcu/tree.c:3390 [inline]
 rcu_pending kernel/rcu/tree.c:3452 [inline]
 rcu_check_callbacks.cold+0x7a4/0xd0a kernel/rcu/tree.c:2792
 update_process_times+0x31/0x70 kernel/time/timer.c:1590
 tick_sched_handle+0x85/0x160 kernel/time/tick-sched.c:161
 tick_sched_timer+0x43/0x130 kernel/time/tick-sched.c:1219
 __run_hrtimer kernel/time/hrtimer.c:1220 [inline]
 __hrtimer_run_queues+0x270/0xbc0 kernel/time/hrtimer.c:1284
 hrtimer_interrupt+0x1d8/0x5d0 kernel/time/hrtimer.c:1318
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1075 [inline]
 smp_apic_timer_interrupt+0x11c/0x5e0 arch/x86/kernel/apic/apic.c:1100
 apic_timer_interrupt+0x96/0xa0 arch/x86/entry/entry_64.S:792
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:779 [inline]
RIP: 0010:slab_alloc mm/slab.c:3383 [inline]
RIP: 0010:kmem_cache_alloc+0x2b0/0x780 mm/slab.c:3550
RSP: 0018:ffff88808d32f2b8 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff10
RAX: 0000000000000007 RBX: 0000000001008000 RCX: 1ffff11011a0ad3e
RDX: 0000000000000000 RSI: ffff88808d056a48 RDI: 0000000000000282
RBP: ffff88808d32f320 R08: ffff88808d056100 R09: ffff88808d0569f0
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff88821f8b5200 R14: ffff88821f8b5200 R15: 0000000001008000
 kmem_cache_zalloc include/linux/slab.h:651 [inline]
 avc_alloc_node+0x27/0x4d0 security/selinux/avc.c:549
 avc_insert security/selinux/avc.c:668 [inline]
 avc_compute_av+0x185/0x570 security/selinux/avc.c:974
 avc_has_perm_noaudit+0x30a/0x420 security/selinux/avc.c:1110
 cred_has_capability+0x12e/0x290 security/selinux/hooks.c:1767
 selinux_capable+0x36/0x40 security/selinux/hooks.c:2247
 security_capable_noaudit+0x7f/0xc0 security/security.c:285
 has_ns_capability_noaudit+0xbb/0x1d0 kernel/capability.c:343
 has_capability_noaudit+0x25/0x30 kernel/capability.c:363
 oom_badness mm/oom_kill.c:211 [inline]
 oom_badness+0x416/0x610 mm/oom_kill.c:173
 oom_evaluate_task mm/oom_kill.c:321 [inline]
 oom_evaluate_task+0x2de/0x490 mm/oom_kill.c:292
 select_bad_process mm/oom_kill.c:356 [inline]
 out_of_memory mm/oom_kill.c:1077 [inline]
 out_of_memory+0x97f/0x1180 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3344 [inline]
 __alloc_pages_slowpath+0x2251/0x2930 mm/page_alloc.c:4033
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113
 alloc_pages include/linux/gfp.h:520 [inline]
 __page_cache_alloc mm/filemap.c:871 [inline]
 __page_cache_alloc+0x248/0x3e0 mm/filemap.c:856
 page_cache_read mm/filemap.c:2296 [inline]
 filemap_fault+0xcc9/0x19a0 mm/filemap.c:2480
 ext4_filemap_fault+0x83/0xb0 fs/ext4/inode.c:6164
 __do_fault+0x104/0x390 mm/memory.c:3223
 do_read_fault mm/memory.c:3633 [inline]
 do_fault mm/memory.c:3759 [inline]
 handle_pte_fault mm/memory.c:3989 [inline]
 __handle_mm_fault+0x2460/0x3470 mm/memory.c:4113
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 __do_page_fault+0x4c1/0xb80 arch/x86/mm/fault.c:1420
 do_page_fault+0x71/0x511 arch/x86/mm/fault.c:1495
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1122
RIP: 0033:0x4599a0
RSP: 002b:00007ffe21fb92c8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 0000000000000003 RCX: 00000000004585c0
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
net_ratelimit: 14 callbacks suppressed
protocol 88fb is buggy, dev hsr_slave_0
protocol 88fb is buggy, dev hsr_slave_0
protocol 88fb is buggy, dev hsr_slave_1
protocol 88fb is buggy, dev hsr_slave_1
protocol 88fb is buggy, dev hsr_slave_0
protocol 88fb is buggy, dev hsr_slave_1
syz-executor.0: page allocation failure: order:0, mode:0x1004000(GFP_NOWAIT|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=syz0 mems_allowed=0-1
CPU: 0 PID: 7031 Comm: syz-executor.0 Not tainted 4.14.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x142/0x197 lib/dump_stack.c:58
 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248
 __alloc_pages_slowpath+0x23c6/0x2930 mm/page_alloc.c:4095
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 kmem_getpages mm/slab.c:1419 [inline]
 cache_grow_begin+0x80/0x400 mm/slab.c:2676
 fallback_alloc+0x1fd/0x2c0 mm/slab.c:3217
 ____cache_alloc_node+0x1be/0x1d0 mm/slab.c:3285
 __do_cache_alloc mm/slab.c:3354 [inline]
 slab_alloc mm/slab.c:3382 [inline]
 kmem_cache_alloc+0x1f3/0x780 mm/slab.c:3550
 kmem_cache_zalloc include/linux/slab.h:651 [inline]
 avc_alloc_node+0x27/0x4d0 security/selinux/avc.c:549
 avc_insert security/selinux/avc.c:668 [inline]
 avc_compute_av+0x185/0x570 security/selinux/avc.c:974
 avc_has_perm_noaudit+0x30a/0x420 security/selinux/avc.c:1110
 cred_has_capability+0x12e/0x290 security/selinux/hooks.c:1767
 selinux_capable+0x36/0x40 security/selinux/hooks.c:2247
 security_capable_noaudit+0x7f/0xc0 security/security.c:285
 has_ns_capability_noaudit+0xbb/0x1d0 kernel/capability.c:343
 has_capability_noaudit+0x25/0x30 kernel/capability.c:363
 oom_badness mm/oom_kill.c:211 [inline]
 oom_badness+0x416/0x610 mm/oom_kill.c:173
 oom_evaluate_task mm/oom_kill.c:321 [inline]
 oom_evaluate_task+0x2de/0x490 mm/oom_kill.c:292
 select_bad_process mm/oom_kill.c:356 [inline]
 out_of_memory mm/oom_kill.c:1077 [inline]
 out_of_memory+0x97f/0x1180 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3344 [inline]
 __alloc_pages_slowpath+0x2251/0x2930 mm/page_alloc.c:4033
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113
 alloc_pages include/linux/gfp.h:520 [inline]
 __page_cache_alloc mm/filemap.c:871 [inline]
 __page_cache_alloc+0x248/0x3e0 mm/filemap.c:856
 page_cache_read mm/filemap.c:2296 [inline]
 filemap_fault+0xcc9/0x19a0 mm/filemap.c:2480
 ext4_filemap_fault+0x83/0xb0 fs/ext4/inode.c:6164
 __do_fault+0x104/0x390 mm/memory.c:3223
 do_read_fault mm/memory.c:3633 [inline]
 do_fault mm/memory.c:3759 [inline]
 handle_pte_fault mm/memory.c:3989 [inline]
 __handle_mm_fault+0x2460/0x3470 mm/memory.c:4113
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 __do_page_fault+0x4c1/0xb80 arch/x86/mm/fault.c:1420
 do_page_fault+0x71/0x511 arch/x86/mm/fault.c:1495
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1122
RIP: 0033:0x4599a0
RSP: 002b:00007ffe21fb92c8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 0000000000000003 RCX: 00000000004585c0
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
warn_alloc_show_mem: 1 callbacks suppressed
Mem-Info:
active_anon:1334516 inactive_anon:206 isolated_anon:0
 active_file:31 inactive_file:0 isolated_file:0
 unevictable:0 dirty:11 writeback:0 unstable:0
 slab_reclaimable:18645 slab_unreclaimable:119251
 mapped:52226 shmem:257 pagetables:26198 bounce:0
 free:21844 free_pcp:83 free_cma:0
Node 0 active_anon:1886056kB inactive_anon:808kB active_file:64kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:32kB writeback:0kB shmem:1012kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 858112kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
Node 1 active_anon:3452008kB inactive_anon:16kB active_file:60kB inactive_file:8kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:16kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Node 0 DMA free:10476kB min:216kB low:268kB high:320kB active_anon:4976kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:4kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:32kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 2580 2580 2580
Node 0 DMA32 free:27124kB min:36468kB low:45584kB high:54700kB active_anon:1881080kB inactive_anon:808kB active_file:28kB inactive_file:0kB unevictable:0kB writepending:28kB present:3129332kB managed:2644852kB mlocked:0kB kernel_stack:13472kB pagetables:31044kB bounce:0kB free_pcp:332kB local_pcp:284kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 1 Normal free:49776kB min:53420kB low:66772kB high:80124kB active_anon:3452008kB inactive_anon:16kB active_file:60kB inactive_file:8kB unevictable:0kB writepending:12kB present:3932160kB managed:3870204kB mlocked:0kB kernel_stack:21248kB pagetables:73716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 7*4kB (UME) 30*8kB (UMEH) 34*16kB (UMH) 20*32kB (UMEH) 9*64kB (UMH) 8*128kB (UMEH) 3*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 1*2048kB (U) 0*4096kB = 10476kB
Node 0 DMA32: 503*4kB (UMEH) 1343*8kB (UMEH) 288*16kB (UME) 89*32kB (ME) 12*64kB (UM) 2*128kB (UM) 1*256kB (M) 3*512kB (UM) 0*1024kB 2*2048kB (M) 0*4096kB = 27124kB
Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB
Node 1 Normal: 1494*4kB (UMH) 271*8kB (UMEH) 62*16kB (UM) 66*32kB (UMEH) 192*64kB (MEH) 93*128kB (UME) 56*256kB (UMH) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 49776kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
285 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
333238 pages reserved
0 pages cma reserved
protocol 88fb is buggy, dev hsr_slave_0
protocol 88fb is buggy, dev hsr_slave_1
protocol 88fb is buggy, dev hsr_slave_0
protocol 88fb is buggy, dev hsr_slave_1
syz-executor.0: page allocation failure: order:0, mode:0x1004000(GFP_NOWAIT|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=syz0 mems_allowed=0-1
CPU: 0 PID: 7031 Comm: syz-executor.0 Not tainted 4.14.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x142/0x197 lib/dump_stack.c:58
 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248
 __alloc_pages_slowpath+0x23c6/0x2930 mm/page_alloc.c:4095
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 kmem_getpages mm/slab.c:1419 [inline]
 cache_grow_begin+0x80/0x400 mm/slab.c:2676
 fallback_alloc+0x1fd/0x2c0 mm/slab.c:3217
 ____cache_alloc_node+0x1be/0x1d0 mm/slab.c:3285
 __do_cache_alloc mm/slab.c:3354 [inline]
 slab_alloc mm/slab.c:3382 [inline]
 kmem_cache_alloc+0x1f3/0x780 mm/slab.c:3550
 kmem_cache_zalloc include/linux/slab.h:651 [inline]
 avc_alloc_node+0x27/0x4d0 security/selinux/avc.c:549
 avc_insert security/selinux/avc.c:668 [inline]
 avc_compute_av+0x185/0x570 security/selinux/avc.c:974
 avc_has_perm_noaudit+0x30a/0x420 security/selinux/avc.c:1110
 cred_has_capability+0x12e/0x290 security/selinux/hooks.c:1767
 selinux_capable+0x36/0x40 security/selinux/hooks.c:2247
 security_capable_noaudit+0x7f/0xc0 security/security.c:285
 has_ns_capability_noaudit+0xbb/0x1d0 kernel/capability.c:343
 has_capability_noaudit+0x25/0x30 kernel/capability.c:363
 oom_badness mm/oom_kill.c:211 [inline]
 oom_badness+0x416/0x610 mm/oom_kill.c:173
 oom_evaluate_task mm/oom_kill.c:321 [inline]
 oom_evaluate_task+0x2de/0x490 mm/oom_kill.c:292
 select_bad_process mm/oom_kill.c:356 [inline]
 out_of_memory mm/oom_kill.c:1077 [inline]
 out_of_memory+0x97f/0x1180 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3344 [inline]
 __alloc_pages_slowpath+0x2251/0x2930 mm/page_alloc.c:4033
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113
 alloc_pages include/linux/gfp.h:520 [inline]
 __page_cache_alloc mm/filemap.c:871 [inline]
 __page_cache_alloc+0x248/0x3e0 mm/filemap.c:856
 page_cache_read mm/filemap.c:2296 [inline]
 filemap_fault+0xcc9/0x19a0 mm/filemap.c:2480
 ext4_filemap_fault+0x83/0xb0 fs/ext4/inode.c:6164
 __do_fault+0x104/0x390 mm/memory.c:3223
 do_read_fault mm/memory.c:3633 [inline]
 do_fault mm/memory.c:3759 [inline]
 handle_pte_fault mm/memory.c:3989 [inline]
 __handle_mm_fault+0x2460/0x3470 mm/memory.c:4113
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 __do_page_fault+0x4c1/0xb80 arch/x86/mm/fault.c:1420
 do_page_fault+0x71/0x511 arch/x86/mm/fault.c:1495
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1122
RIP: 0033:0x4599a0
RSP: 002b:00007ffe21fb92c8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 0000000000000003 RCX: 00000000004585c0
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
syz-executor.0: page allocation failure: order:0, mode:0x1004000(GFP_NOWAIT|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=syz0 mems_allowed=0-1
CPU: 0 PID: 7031 Comm: syz-executor.0 Not tainted 4.14.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x142/0x197 lib/dump_stack.c:58
 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248
 __alloc_pages_slowpath+0x23c6/0x2930 mm/page_alloc.c:4095
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 kmem_getpages mm/slab.c:1419 [inline]
 cache_grow_begin+0x80/0x400 mm/slab.c:2676
 fallback_alloc+0x1fd/0x2c0 mm/slab.c:3217
 ____cache_alloc_node+0x1be/0x1d0 mm/slab.c:3285
 __do_cache_alloc mm/slab.c:3354 [inline]
 slab_alloc mm/slab.c:3382 [inline]
 kmem_cache_alloc+0x1f3/0x780 mm/slab.c:3550
 kmem_cache_zalloc include/linux/slab.h:651 [inline]
 avc_alloc_node+0x27/0x4d0 security/selinux/avc.c:549
 avc_insert security/selinux/avc.c:668 [inline]
 avc_compute_av+0x185/0x570 security/selinux/avc.c:974
 avc_has_perm_noaudit+0x30a/0x420 security/selinux/avc.c:1110
 cred_has_capability+0x12e/0x290 security/selinux/hooks.c:1767
 selinux_capable+0x36/0x40 security/selinux/hooks.c:2247
 security_capable_noaudit+0x7f/0xc0 security/security.c:285
 has_ns_capability_noaudit+0xbb/0x1d0 kernel/capability.c:343
 has_capability_noaudit+0x25/0x30 kernel/capability.c:363
 oom_badness mm/oom_kill.c:211 [inline]
 oom_badness+0x416/0x610 mm/oom_kill.c:173
 oom_evaluate_task mm/oom_kill.c:321 [inline]
 oom_evaluate_task+0x2de/0x490 mm/oom_kill.c:292
 select_bad_process mm/oom_kill.c:356 [inline]
 out_of_memory mm/oom_kill.c:1077 [inline]
 out_of_memory+0x97f/0x1180 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3344 [inline]
 __alloc_pages_slowpath+0x2251/0x2930 mm/page_alloc.c:4033
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113
 alloc_pages include/linux/gfp.h:520 [inline]
 __page_cache_alloc mm/filemap.c:871 [inline]
 __page_cache_alloc+0x248/0x3e0 mm/filemap.c:856
 page_cache_read mm/filemap.c:2296 [inline]
 filemap_fault+0xcc9/0x19a0 mm/filemap.c:2480
 ext4_filemap_fault+0x83/0xb0 fs/ext4/inode.c:6164
 __do_fault+0x104/0x390 mm/memory.c:3223
 do_read_fault mm/memory.c:3633 [inline]
 do_fault mm/memory.c:3759 [inline]
 handle_pte_fault mm/memory.c:3989 [inline]
 __handle_mm_fault+0x2460/0x3470 mm/memory.c:4113
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 __do_page_fault+0x4c1/0xb80 arch/x86/mm/fault.c:1420
 do_page_fault+0x71/0x511 arch/x86/mm/fault.c:1495
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1122
RIP: 0033:0x4599a0
RSP: 002b:00007ffe21fb92c8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 0000000000000003 RCX: 00000000004585c0
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
warn_alloc_show_mem: 1 callbacks suppressed
Mem-Info:
active_anon:1334516 inactive_anon:206 isolated_anon:0
 active_file:12 inactive_file:16 isolated_file:0
 unevictable:0 dirty:11 writeback:0 unstable:0
 slab_reclaimable:18645 slab_unreclaimable:119252
 mapped:52226 shmem:257 pagetables:26198 bounce:0
 free:21844 free_pcp:82 free_cma:0
Node 0 active_anon:1886056kB inactive_anon:808kB active_file:8kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:32kB writeback:0kB shmem:1012kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 858112kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
Node 1 active_anon:3452008kB inactive_anon:16kB active_file:40kB inactive_file:40kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:16kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Node 0 DMA free:10476kB min:216kB low:268kB high:320kB active_anon:4976kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:4kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:32kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 2580 2580 2580
Node 0 DMA32 free:27124kB min:36468kB low:45584kB high:54700kB active_anon:1881080kB inactive_anon:808kB active_file:8kB inactive_file:20kB unevictable:0kB writepending:28kB present:3129332kB managed:2644852kB mlocked:0kB kernel_stack:13472kB pagetables:31044kB bounce:0kB free_pcp:328kB local_pcp:280kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 1 Normal free:49776kB min:53420kB low:66772kB high:80124kB active_anon:3452008kB inactive_anon:16kB active_file:40kB inactive_file:40kB unevictable:0kB writepending:12kB present:3932160kB managed:3870204kB mlocked:0kB kernel_stack:21248kB pagetables:73716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 7*4kB (UME) 30*8kB (UMEH) 34*16kB (UMH) 20*32kB (UMEH) 9*64kB (UMH) 8*128kB (UMEH) 3*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 1*2048kB (U) 0*4096kB = 10476kB
Node 0 DMA32: 503*4kB (UMEH) 1343*8kB (UMEH) 288*16kB (UME) 89*32kB (ME) 12*64kB (UM) 2*128kB (UM) 1*256kB (M) 3*512kB (UM) 0*1024kB 2*2048kB (M) 0*4096kB = 27124kB
Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB
Node 1 Normal: 1494*4kB (UMH) 271*8kB (UMEH) 62*16kB (UM) 66*32kB (UMEH) 192*64kB (MEH) 93*128kB (UME) 56*256kB (UMH) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 49776kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
285 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
333238 pages reserved
0 pages cma reserved
syz-executor.0: page allocation failure: order:0, mode:0x1004000(GFP_NOWAIT|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=syz0 mems_allowed=0-1
CPU: 1 PID: 7031 Comm: syz-executor.0 Not tainted 4.14.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x142/0x197 lib/dump_stack.c:58
 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248
 __alloc_pages_slowpath+0x23c6/0x2930 mm/page_alloc.c:4095
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 kmem_getpages mm/slab.c:1419 [inline]
 cache_grow_begin+0x80/0x400 mm/slab.c:2676
 fallback_alloc+0x1fd/0x2c0 mm/slab.c:3217
 ____cache_alloc_node+0x1be/0x1d0 mm/slab.c:3285
 __do_cache_alloc mm/slab.c:3354 [inline]
 slab_alloc mm/slab.c:3382 [inline]
 kmem_cache_alloc+0x1f3/0x780 mm/slab.c:3550
 kmem_cache_zalloc include/linux/slab.h:651 [inline]
 avc_alloc_node+0x27/0x4d0 security/selinux/avc.c:549
 avc_insert security/selinux/avc.c:668 [inline]
 avc_compute_av+0x185/0x570 security/selinux/avc.c:974
 avc_has_perm_noaudit+0x30a/0x420 security/selinux/avc.c:1110
 cred_has_capability+0x12e/0x290 security/selinux/hooks.c:1767
 selinux_capable+0x36/0x40 security/selinux/hooks.c:2247
 security_capable_noaudit+0x7f/0xc0 security/security.c:285
 has_ns_capability_noaudit+0xbb/0x1d0 kernel/capability.c:343
 has_capability_noaudit+0x25/0x30 kernel/capability.c:363
 oom_badness mm/oom_kill.c:211 [inline]
 oom_badness+0x416/0x610 mm/oom_kill.c:173
 oom_evaluate_task mm/oom_kill.c:321 [inline]
 oom_evaluate_task+0x2de/0x490 mm/oom_kill.c:292
 select_bad_process mm/oom_kill.c:356 [inline]
 out_of_memory mm/oom_kill.c:1077 [inline]
 out_of_memory+0x97f/0x1180 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3344 [inline]
 __alloc_pages_slowpath+0x2251/0x2930 mm/page_alloc.c:4033
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113
 alloc_pages include/linux/gfp.h:520 [inline]
 __page_cache_alloc mm/filemap.c:871 [inline]
 __page_cache_alloc+0x248/0x3e0 mm/filemap.c:856
 page_cache_read mm/filemap.c:2296 [inline]
 filemap_fault+0xcc9/0x19a0 mm/filemap.c:2480
 ext4_filemap_fault+0x83/0xb0 fs/ext4/inode.c:6164
 __do_fault+0x104/0x390 mm/memory.c:3223
 do_read_fault mm/memory.c:3633 [inline]
 do_fault mm/memory.c:3759 [inline]
 handle_pte_fault mm/memory.c:3989 [inline]
 __handle_mm_fault+0x2460/0x3470 mm/memory.c:4113
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 __do_page_fault+0x4c1/0xb80 arch/x86/mm/fault.c:1420
 do_page_fault+0x71/0x511 arch/x86/mm/fault.c:1495
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1122
RIP: 0033:0x4599a0
RSP: 002b:00007ffe21fb92c8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 0000000000000003 RCX: 00000000004585c0
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
Mem-Info:
active_anon:1334516 inactive_anon:206 isolated_anon:0
 active_file:13 inactive_file:15 isolated_file:0
 unevictable:0 dirty:11 writeback:0 unstable:0
 slab_reclaimable:18645 slab_unreclaimable:119253
 mapped:52226 shmem:257 pagetables:26198 bounce:0
 free:21844 free_pcp:81 free_cma:0
Node 0 active_anon:1886056kB inactive_anon:808kB active_file:16kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:32kB writeback:0kB shmem:1012kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 858112kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
Node 1 active_anon:3452008kB inactive_anon:16kB active_file:36kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:16kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Node 0 DMA free:10476kB min:216kB low:268kB high:320kB active_anon:4976kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:4kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:32kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 2580 2580 2580
Node 0 DMA32 free:27124kB min:36468kB low:45584kB high:54700kB active_anon:1881080kB inactive_anon:808kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:28kB present:3129332kB managed:2644852kB mlocked:0kB kernel_stack:13472kB pagetables:31044kB bounce:0kB free_pcp:324kB local_pcp:48kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 1 Normal free:49776kB min:53420kB low:66772kB high:80124kB active_anon:3452008kB inactive_anon:16kB active_file:36kB inactive_file:44kB unevictable:0kB writepending:12kB present:3932160kB managed:3870204kB mlocked:0kB kernel_stack:21248kB pagetables:73716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 7*4kB (UME) 30*8kB (UMEH) 34*16kB (UMH) 20*32kB (UMEH) 9*64kB (UMH) 8*128kB (UMEH) 3*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 1*2048kB (U) 0*4096kB = 10476kB
Node 0 DMA32: 503*4kB (UMEH) 1343*8kB (UMEH) 288*16kB (UME) 89*32kB (ME) 12*64kB (UM) 2*128kB (UM) 1*256kB (M) 3*512kB (UM) 0*1024kB 2*2048kB (M) 0*4096kB = 27124kB
Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB
Node 1 Normal: 1494*4kB (UMH) 271*8kB (UMEH) 62*16kB (UM) 66*32kB (UMEH) 192*64kB (MEH) 93*128kB (UME) 56*256kB (UMH) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 49776kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
285 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
333238 pages reserved
0 pages cma reserved
syz-executor.0: page allocation failure: order:0, mode:0x1004000(GFP_NOWAIT|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=syz0 mems_allowed=0-1
CPU: 1 PID: 7031 Comm: syz-executor.0 Not tainted 4.14.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x142/0x197 lib/dump_stack.c:58
 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248
 __alloc_pages_slowpath+0x23c6/0x2930 mm/page_alloc.c:4095
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 kmem_getpages mm/slab.c:1419 [inline]
 cache_grow_begin+0x80/0x400 mm/slab.c:2676
 fallback_alloc+0x1fd/0x2c0 mm/slab.c:3217
 ____cache_alloc_node+0x1be/0x1d0 mm/slab.c:3285
 __do_cache_alloc mm/slab.c:3354 [inline]
 slab_alloc mm/slab.c:3382 [inline]
 kmem_cache_alloc+0x1f3/0x780 mm/slab.c:3550
 kmem_cache_zalloc include/linux/slab.h:651 [inline]
 avc_alloc_node+0x27/0x4d0 security/selinux/avc.c:549
 avc_insert security/selinux/avc.c:668 [inline]
 avc_compute_av+0x185/0x570 security/selinux/avc.c:974
 avc_has_perm_noaudit+0x30a/0x420 security/selinux/avc.c:1110
 cred_has_capability+0x12e/0x290 security/selinux/hooks.c:1767
 selinux_capable+0x36/0x40 security/selinux/hooks.c:2247
 security_capable_noaudit+0x7f/0xc0 security/security.c:285
 has_ns_capability_noaudit+0xbb/0x1d0 kernel/capability.c:343
 has_capability_noaudit+0x25/0x30 kernel/capability.c:363
 oom_badness mm/oom_kill.c:211 [inline]
 oom_badness+0x416/0x610 mm/oom_kill.c:173
 oom_evaluate_task mm/oom_kill.c:321 [inline]
 oom_evaluate_task+0x2de/0x490 mm/oom_kill.c:292
 select_bad_process mm/oom_kill.c:356 [inline]
 out_of_memory mm/oom_kill.c:1077 [inline]
 out_of_memory+0x97f/0x1180 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3344 [inline]
 __alloc_pages_slowpath+0x2251/0x2930 mm/page_alloc.c:4033
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113
 alloc_pages include/linux/gfp.h:520 [inline]
 __page_cache_alloc mm/filemap.c:871 [inline]
 __page_cache_alloc+0x248/0x3e0 mm/filemap.c:856
 page_cache_read mm/filemap.c:2296 [inline]
 filemap_fault+0xcc9/0x19a0 mm/filemap.c:2480
 ext4_filemap_fault+0x83/0xb0 fs/ext4/inode.c:6164
 __do_fault+0x104/0x390 mm/memory.c:3223
 do_read_fault mm/memory.c:3633 [inline]
 do_fault mm/memory.c:3759 [inline]
 handle_pte_fault mm/memory.c:3989 [inline]
 __handle_mm_fault+0x2460/0x3470 mm/memory.c:4113
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 __do_page_fault+0x4c1/0xb80 arch/x86/mm/fault.c:1420
 do_page_fault+0x71/0x511 arch/x86/mm/fault.c:1495
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1122
RIP: 0033:0x4599a0
RSP: 002b:00007ffe21fb92c8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 0000000000000003 RCX: 00000000004585c0
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
syz-executor.0: page allocation failure: order:0, mode:0x1004000(GFP_NOWAIT|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=syz0 mems_allowed=0-1
CPU: 1 PID: 7031 Comm: syz-executor.0 Not tainted 4.14.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x142/0x197 lib/dump_stack.c:58
 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248
 __alloc_pages_slowpath+0x23c6/0x2930 mm/page_alloc.c:4095
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 kmem_getpages mm/slab.c:1419 [inline]
 cache_grow_begin+0x80/0x400 mm/slab.c:2676
 fallback_alloc+0x1fd/0x2c0 mm/slab.c:3217
 ____cache_alloc_node+0x1be/0x1d0 mm/slab.c:3285
 __do_cache_alloc mm/slab.c:3354 [inline]
 slab_alloc mm/slab.c:3382 [inline]
 kmem_cache_alloc+0x1f3/0x780 mm/slab.c:3550
 kmem_cache_zalloc include/linux/slab.h:651 [inline]
 avc_alloc_node+0x27/0x4d0 security/selinux/avc.c:549
 avc_insert security/selinux/avc.c:668 [inline]
 avc_compute_av+0x185/0x570 security/selinux/avc.c:974
 avc_has_perm_noaudit+0x30a/0x420 security/selinux/avc.c:1110
 cred_has_capability+0x12e/0x290 security/selinux/hooks.c:1767
 selinux_capable+0x36/0x40 security/selinux/hooks.c:2247
 security_capable_noaudit+0x7f/0xc0 security/security.c:285
 has_ns_capability_noaudit+0xbb/0x1d0 kernel/capability.c:343
 has_capability_noaudit+0x25/0x30 kernel/capability.c:363
 oom_badness mm/oom_kill.c:211 [inline]
 oom_badness+0x416/0x610 mm/oom_kill.c:173
 oom_evaluate_task mm/oom_kill.c:321 [inline]
 oom_evaluate_task+0x2de/0x490 mm/oom_kill.c:292
 select_bad_process mm/oom_kill.c:356 [inline]
 out_of_memory mm/oom_kill.c:1077 [inline]
 out_of_memory+0x97f/0x1180 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3344 [inline]
 __alloc_pages_slowpath+0x2251/0x2930 mm/page_alloc.c:4033
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113
 alloc_pages include/linux/gfp.h:520 [inline]
 __page_cache_alloc mm/filemap.c:871 [inline]
 __page_cache_alloc+0x248/0x3e0 mm/filemap.c:856
 page_cache_read mm/filemap.c:2296 [inline]
 filemap_fault+0xcc9/0x19a0 mm/filemap.c:2480
 ext4_filemap_fault+0x83/0xb0 fs/ext4/inode.c:6164
 __do_fault+0x104/0x390 mm/memory.c:3223
 do_read_fault mm/memory.c:3633 [inline]
 do_fault mm/memory.c:3759 [inline]
 handle_pte_fault mm/memory.c:3989 [inline]
 __handle_mm_fault+0x2460/0x3470 mm/memory.c:4113
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 __do_page_fault+0x4c1/0xb80 arch/x86/mm/fault.c:1420
 do_page_fault+0x71/0x511 arch/x86/mm/fault.c:1495
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1122
RIP: 0033:0x4599a0
RSP: 002b:00007ffe21fb92c8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 0000000000000003 RCX: 00000000004585c0
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
warn_alloc_show_mem: 1 callbacks suppressed
Mem-Info:
active_anon:1334516 inactive_anon:206 isolated_anon:0
 active_file:8 inactive_file:20 isolated_file:0
 unevictable:0 dirty:11 writeback:0 unstable:0
 slab_reclaimable:18645 slab_unreclaimable:119254
 mapped:52226 shmem:257 pagetables:26198 bounce:0
 free:21844 free_pcp:80 free_cma:0
Node 0 active_anon:1886056kB inactive_anon:808kB active_file:0kB inactive_file:32kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:32kB writeback:0kB shmem:1012kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 858112kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
Node 1 active_anon:3452008kB inactive_anon:16kB active_file:32kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:16kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Node 0 DMA free:10476kB min:216kB low:268kB high:320kB active_anon:4976kB inactive_anon:0kB active_file:12kB inactive_file:0kB unevictable:0kB writepending:4kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:32kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 2580 2580 2580
Node 0 DMA32 free:27124kB min:36468kB low:45584kB high:54700kB active_anon:1881080kB inactive_anon:808kB active_file:0kB inactive_file:36kB unevictable:0kB writepending:28kB present:3129332kB managed:2644852kB mlocked:0kB kernel_stack:13472kB pagetables:31044kB bounce:0kB free_pcp:320kB local_pcp:48kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 1 Normal free:49776kB min:53420kB low:66772kB high:80124kB active_anon:3452008kB inactive_anon:16kB active_file:32kB inactive_file:48kB unevictable:0kB writepending:12kB present:3932160kB managed:3870204kB mlocked:0kB kernel_stack:21248kB pagetables:73716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 7*4kB (UME) 30*8kB (UMEH) 34*16kB (UMH) 20*32kB (UMEH) 9*64kB (UMH) 8*128kB (UMEH) 3*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 1*2048kB (U) 0*4096kB = 10476kB
Node 0 DMA32: 503*4kB (UMEH) 1343*8kB (UMEH) 288*16kB (UME) 89*32kB (ME) 12*64kB (UM) 2*128kB (UM) 1*256kB (M) 3*512kB (UM) 0*1024kB 2*2048kB (M) 0*4096kB = 27124kB
Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB
Node 1 Normal: 1494*4kB (UMH) 271*8kB (UMEH) 62*16kB (UM) 66*32kB (UMEH) 192*64kB (MEH) 93*128kB (UME) 56*256kB (UMH) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 49776kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
285 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
333238 pages reserved
0 pages cma reserved
syz-executor.0: page allocation failure: order:0, mode:0x1004000(GFP_NOWAIT|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=syz0 mems_allowed=0-1
CPU: 1 PID: 7031 Comm: syz-executor.0 Not tainted 4.14.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x142/0x197 lib/dump_stack.c:58
 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248
 __alloc_pages_slowpath+0x23c6/0x2930 mm/page_alloc.c:4095
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 kmem_getpages mm/slab.c:1419 [inline]
 cache_grow_begin+0x80/0x400 mm/slab.c:2676
 fallback_alloc+0x1fd/0x2c0 mm/slab.c:3217
 ____cache_alloc_node+0x1be/0x1d0 mm/slab.c:3285
 __do_cache_alloc mm/slab.c:3354 [inline]
 slab_alloc mm/slab.c:3382 [inline]
 kmem_cache_alloc+0x1f3/0x780 mm/slab.c:3550
 kmem_cache_zalloc include/linux/slab.h:651 [inline]
 avc_alloc_node+0x27/0x4d0 security/selinux/avc.c:549
 avc_insert security/selinux/avc.c:668 [inline]
 avc_compute_av+0x185/0x570 security/selinux/avc.c:974
 avc_has_perm_noaudit+0x30a/0x420 security/selinux/avc.c:1110
 cred_has_capability+0x12e/0x290 security/selinux/hooks.c:1767
 selinux_capable+0x36/0x40 security/selinux/hooks.c:2247
 security_capable_noaudit+0x7f/0xc0 security/security.c:285
 has_ns_capability_noaudit+0xbb/0x1d0 kernel/capability.c:343
 has_capability_noaudit+0x25/0x30 kernel/capability.c:363
 oom_badness mm/oom_kill.c:211 [inline]
 oom_badness+0x416/0x610 mm/oom_kill.c:173
 oom_evaluate_task mm/oom_kill.c:321 [inline]
 oom_evaluate_task+0x2de/0x490 mm/oom_kill.c:292
 select_bad_process mm/oom_kill.c:356 [inline]
 out_of_memory mm/oom_kill.c:1077 [inline]
 out_of_memory+0x97f/0x1180 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3344 [inline]
 __alloc_pages_slowpath+0x2251/0x2930 mm/page_alloc.c:4033
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113
 alloc_pages include/linux/gfp.h:520 [inline]
 __page_cache_alloc mm/filemap.c:871 [inline]
 __page_cache_alloc+0x248/0x3e0 mm/filemap.c:856
 page_cache_read mm/filemap.c:2296 [inline]
 filemap_fault+0xcc9/0x19a0 mm/filemap.c:2480
 ext4_filemap_fault+0x83/0xb0 fs/ext4/inode.c:6164
 __do_fault+0x104/0x390 mm/memory.c:3223
 do_read_fault mm/memory.c:3633 [inline]
 do_fault mm/memory.c:3759 [inline]
 handle_pte_fault mm/memory.c:3989 [inline]
 __handle_mm_fault+0x2460/0x3470 mm/memory.c:4113
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 __do_page_fault+0x4c1/0xb80 arch/x86/mm/fault.c:1420
 do_page_fault+0x71/0x511 arch/x86/mm/fault.c:1495
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1122
RIP: 0033:0x4599a0
RSP: 002b:00007ffe21fb92c8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 0000000000000003 RCX: 00000000004585c0
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
syz-executor.0: page allocation failure: order:0, mode:0x1004000(GFP_NOWAIT|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=syz0 mems_allowed=0-1
CPU: 1 PID: 7031 Comm: syz-executor.0 Not tainted 4.14.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x142/0x197 lib/dump_stack.c:58
 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248
 __alloc_pages_slowpath+0x23c6/0x2930 mm/page_alloc.c:4095
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 kmem_getpages mm/slab.c:1419 [inline]
 cache_grow_begin+0x80/0x400 mm/slab.c:2676
 fallback_alloc+0x1fd/0x2c0 mm/slab.c:3217
 ____cache_alloc_node+0x1be/0x1d0 mm/slab.c:3285
 __do_cache_alloc mm/slab.c:3354 [inline]
 slab_alloc mm/slab.c:3382 [inline]
 kmem_cache_alloc+0x1f3/0x780 mm/slab.c:3550
 kmem_cache_zalloc include/linux/slab.h:651 [inline]
 avc_alloc_node+0x27/0x4d0 security/selinux/avc.c:549
 avc_insert security/selinux/avc.c:668 [inline]
 avc_compute_av+0x185/0x570 security/selinux/avc.c:974
 avc_has_perm_noaudit+0x30a/0x420 security/selinux/avc.c:1110
 cred_has_capability+0x12e/0x290 security/selinux/hooks.c:1767
 selinux_capable+0x36/0x40 security/selinux/hooks.c:2247
 security_capable_noaudit+0x7f/0xc0 security/security.c:285
 has_ns_capability_noaudit+0xbb/0x1d0 kernel/capability.c:343
 has_capability_noaudit+0x25/0x30 kernel/capability.c:363
 oom_badness mm/oom_kill.c:211 [inline]
 oom_badness+0x416/0x610 mm/oom_kill.c:173
 oom_evaluate_task mm/oom_kill.c:321 [inline]
 oom_evaluate_task+0x2de/0x490 mm/oom_kill.c:292
 select_bad_process mm/oom_kill.c:356 [inline]
 out_of_memory mm/oom_kill.c:1077 [inline]
 out_of_memory+0x97f/0x1180 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3344 [inline]
 __alloc_pages_slowpath+0x2251/0x2930 mm/page_alloc.c:4033
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113
 alloc_pages include/linux/gfp.h:520 [inline]
 __page_cache_alloc mm/filemap.c:871 [inline]
 __page_cache_alloc+0x248/0x3e0 mm/filemap.c:856
 page_cache_read mm/filemap.c:2296 [inline]
 filemap_fault+0xcc9/0x19a0 mm/filemap.c:2480
 ext4_filemap_fault+0x83/0xb0 fs/ext4/inode.c:6164
 __do_fault+0x104/0x390 mm/memory.c:3223
 do_read_fault mm/memory.c:3633 [inline]
 do_fault mm/memory.c:3759 [inline]
 handle_pte_fault mm/memory.c:3989 [inline]
 __handle_mm_fault+0x2460/0x3470 mm/memory.c:4113
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 __do_page_fault+0x4c1/0xb80 arch/x86/mm/fault.c:1420
 do_page_fault+0x71/0x511 arch/x86/mm/fault.c:1495
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1122
RIP: 0033:0x4599a0
RSP: 002b:00007ffe21fb92c8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 0000000000000003 RCX: 00000000004585c0
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
warn_alloc_show_mem: 1 callbacks suppressed
Mem-Info:
active_anon:1334516 inactive_anon:206 isolated_anon:0
 active_file:9 inactive_file:19 isolated_file:0
 unevictable:0 dirty:11 writeback:0 unstable:0
 slab_reclaimable:18645 slab_unreclaimable:119255
 mapped:52226 shmem:257 pagetables:26198 bounce:0
 free:21844 free_pcp:79 free_cma:0
Node 0 active_anon:1886056kB inactive_anon:808kB active_file:16kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:32kB writeback:0kB shmem:1012kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 858112kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
Node 1 active_anon:3452008kB inactive_anon:16kB active_file:20kB inactive_file:60kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:16kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Node 0 DMA free:10476kB min:216kB low:268kB high:320kB active_anon:4976kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:4kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:32kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 2580 2580 2580
Node 0 DMA32 free:27124kB min:36468kB low:45584kB high:54700kB active_anon:1881080kB inactive_anon:808kB active_file:16kB inactive_file:12kB unevictable:0kB writepending:28kB present:3129332kB managed:2644852kB mlocked:0kB kernel_stack:13472kB pagetables:31044kB bounce:0kB free_pcp:316kB local_pcp:48kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 1 Normal free:49776kB min:53420kB low:66772kB high:80124kB active_anon:3452008kB inactive_anon:16kB active_file:20kB inactive_file:60kB unevictable:0kB writepending:12kB present:3932160kB managed:3870204kB mlocked:0kB kernel_stack:21248kB pagetables:73716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 7*4kB (UME) 30*8kB (UMEH) 34*16kB (UMH) 20*32kB (UMEH) 9*64kB (UMH) 8*128kB (UMEH) 3*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 1*2048kB (U) 0*4096kB = 10476kB
Node 0 DMA32: 503*4kB (UMEH) 1343*8kB (UMEH) 288*16kB (UME) 89*32kB (ME) 12*64kB (UM) 2*128kB (UM) 1*256kB (M) 3*512kB (UM) 0*1024kB 2*2048kB (M) 0*4096kB = 27124kB
Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB
Node 1 Normal: 1494*4kB (UMH) 271*8kB (UMEH) 62*16kB (UM) 66*32kB (UMEH) 192*64kB (MEH) 93*128kB (UME) 56*256kB (UMH) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 49776kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
285 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
net_ratelimit: 12 callbacks suppressed
protocol 88fb is buggy, dev hsr_slave_0
Free swap  = 0kB
Total swap = 0kB
protocol 88fb is buggy, dev hsr_slave_1
1965979 pages RAM
0 pages HighMem/MovableOnly
333238 pages reserved
0 pages cma reserved
protocol 88fb is buggy, dev hsr_slave_0
protocol 88fb is buggy, dev hsr_slave_0
protocol 88fb is buggy, dev hsr_slave_1
protocol 88fb is buggy, dev hsr_slave_1
protocol 88fb is buggy, dev hsr_slave_0
protocol 88fb is buggy, dev hsr_slave_1
syz-executor.0: page allocation failure: order:0, mode:0x1004000(GFP_NOWAIT|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=syz0 mems_allowed=0-1
CPU: 1 PID: 7031 Comm: syz-executor.0 Not tainted 4.14.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x142/0x197 lib/dump_stack.c:58
 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248
 __alloc_pages_slowpath+0x23c6/0x2930 mm/page_alloc.c:4095
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 kmem_getpages mm/slab.c:1419 [inline]
 cache_grow_begin+0x80/0x400 mm/slab.c:2676
 fallback_alloc+0x1fd/0x2c0 mm/slab.c:3217
 ____cache_alloc_node+0x1be/0x1d0 mm/slab.c:3285
 __do_cache_alloc mm/slab.c:3354 [inline]
 slab_alloc mm/slab.c:3382 [inline]
 kmem_cache_alloc+0x1f3/0x780 mm/slab.c:3550
 kmem_cache_zalloc include/linux/slab.h:651 [inline]
 avc_alloc_node+0x27/0x4d0 security/selinux/avc.c:549
 avc_insert security/selinux/avc.c:668 [inline]
 avc_compute_av+0x185/0x570 security/selinux/avc.c:974
 avc_has_perm_noaudit+0x30a/0x420 security/selinux/avc.c:1110
 cred_has_capability+0x12e/0x290 security/selinux/hooks.c:1767
 selinux_capable+0x36/0x40 security/selinux/hooks.c:2247
 security_capable_noaudit+0x7f/0xc0 security/security.c:285
 has_ns_capability_noaudit+0xbb/0x1d0 kernel/capability.c:343
 has_capability_noaudit+0x25/0x30 kernel/capability.c:363
 oom_badness mm/oom_kill.c:211 [inline]
 oom_badness+0x416/0x610 mm/oom_kill.c:173
 oom_evaluate_task mm/oom_kill.c:321 [inline]
 oom_evaluate_task+0x2de/0x490 mm/oom_kill.c:292
 select_bad_process mm/oom_kill.c:356 [inline]
 out_of_memory mm/oom_kill.c:1077 [inline]
 out_of_memory+0x97f/0x1180 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3344 [inline]
 __alloc_pages_slowpath+0x2251/0x2930 mm/page_alloc.c:4033
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113
 alloc_pages include/linux/gfp.h:520 [inline]
 __page_cache_alloc mm/filemap.c:871 [inline]
 __page_cache_alloc+0x248/0x3e0 mm/filemap.c:856
 page_cache_read mm/filemap.c:2296 [inline]
 filemap_fault+0xcc9/0x19a0 mm/filemap.c:2480
 ext4_filemap_fault+0x83/0xb0 fs/ext4/inode.c:6164
 __do_fault+0x104/0x390 mm/memory.c:3223
 do_read_fault mm/memory.c:3633 [inline]
 do_fault mm/memory.c:3759 [inline]
 handle_pte_fault mm/memory.c:3989 [inline]
 __handle_mm_fault+0x2460/0x3470 mm/memory.c:4113
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 __do_page_fault+0x4c1/0xb80 arch/x86/mm/fault.c:1420
 do_page_fault+0x71/0x511 arch/x86/mm/fault.c:1495
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1122
RIP: 0033:0x4599a0
RSP: 002b:00007ffe21fb92c8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 0000000000000003 RCX: 00000000004585c0
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
syz-executor.0: page allocation failure: order:0, mode:0x1004000(GFP_NOWAIT|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=syz0 mems_allowed=0-1
CPU: 1 PID: 7031 Comm: syz-executor.0 Not tainted 4.14.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x142/0x197 lib/dump_stack.c:58
 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248
 __alloc_pages_slowpath+0x23c6/0x2930 mm/page_alloc.c:4095
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 kmem_getpages mm/slab.c:1419 [inline]
 cache_grow_begin+0x80/0x400 mm/slab.c:2676
 fallback_alloc+0x1fd/0x2c0 mm/slab.c:3217
 ____cache_alloc_node+0x1be/0x1d0 mm/slab.c:3285
 __do_cache_alloc mm/slab.c:3354 [inline]
 slab_alloc mm/slab.c:3382 [inline]
 kmem_cache_alloc+0x1f3/0x780 mm/slab.c:3550
 kmem_cache_zalloc include/linux/slab.h:651 [inline]
 avc_alloc_node+0x27/0x4d0 security/selinux/avc.c:549
 avc_insert security/selinux/avc.c:668 [inline]
 avc_compute_av+0x185/0x570 security/selinux/avc.c:974
 avc_has_perm_noaudit+0x30a/0x420 security/selinux/avc.c:1110
 cred_has_capability+0x12e/0x290 security/selinux/hooks.c:1767
 selinux_capable+0x36/0x40 security/selinux/hooks.c:2247
 security_capable_noaudit+0x7f/0xc0 security/security.c:285
 has_ns_capability_noaudit+0xbb/0x1d0 kernel/capability.c:343
 has_capability_noaudit+0x25/0x30 kernel/capability.c:363
 oom_badness mm/oom_kill.c:211 [inline]
 oom_badness+0x416/0x610 mm/oom_kill.c:173
 oom_evaluate_task mm/oom_kill.c:321 [inline]
 oom_evaluate_task+0x2de/0x490 mm/oom_kill.c:292
 select_bad_process mm/oom_kill.c:356 [inline]
 out_of_memory mm/oom_kill.c:1077 [inline]
 out_of_memory+0x97f/0x1180 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3344 [inline]
 __alloc_pages_slowpath+0x2251/0x2930 mm/page_alloc.c:4033
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113
 alloc_pages include/linux/gfp.h:520 [inline]
 __page_cache_alloc mm/filemap.c:871 [inline]
 __page_cache_alloc+0x248/0x3e0 mm/filemap.c:856
 page_cache_read mm/filemap.c:2296 [inline]
 filemap_fault+0xcc9/0x19a0 mm/filemap.c:2480
 ext4_filemap_fault+0x83/0xb0 fs/ext4/inode.c:6164
 __do_fault+0x104/0x390 mm/memory.c:3223
 do_read_fault mm/memory.c:3633 [inline]
 do_fault mm/memory.c:3759 [inline]
 handle_pte_fault mm/memory.c:3989 [inline]
 __handle_mm_fault+0x2460/0x3470 mm/memory.c:4113
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 __do_page_fault+0x4c1/0xb80 arch/x86/mm/fault.c:1420
 do_page_fault+0x71/0x511 arch/x86/mm/fault.c:1495
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1122
RIP: 0033:0x4599a0
RSP: 002b:00007ffe21fb92c8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 0000000000000003 RCX: 00000000004585c0
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
warn_alloc_show_mem: 1 callbacks suppressed
Mem-Info:
active_anon:1334516 inactive_anon:206 isolated_anon:0
 active_file:9 inactive_file:19 isolated_file:0
 unevictable:0 dirty:11 writeback:0 unstable:0
 slab_reclaimable:18645 slab_unreclaimable:119255
 mapped:52226 shmem:257 pagetables:26198 bounce:0
 free:21844 free_pcp:78 free_cma:0
Node 0 active_anon:1886056kB inactive_anon:808kB active_file:28kB inactive_file:4kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:32kB writeback:0kB shmem:1012kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 858112kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
Node 1 active_anon:3452008kB inactive_anon:16kB active_file:8kB inactive_file:72kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:16kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Node 0 DMA free:10476kB min:216kB low:268kB high:320kB active_anon:4976kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:4kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:32kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 2580 2580 2580
Node 0 DMA32 free:27124kB min:36468kB low:45584kB high:54700kB active_anon:1881080kB inactive_anon:808kB active_file:24kB inactive_file:4kB unevictable:0kB writepending:28kB present:3129332kB managed:2644852kB mlocked:0kB kernel_stack:13472kB pagetables:31044kB bounce:0kB free_pcp:312kB local_pcp:44kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 1 Normal free:49776kB min:53420kB low:66772kB high:80124kB active_anon:3452008kB inactive_anon:16kB active_file:8kB inactive_file:72kB unevictable:0kB writepending:12kB present:3932160kB managed:3870204kB mlocked:0kB kernel_stack:21248kB pagetables:73716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 7*4kB (UME) 30*8kB (UMEH) 34*16kB (UMH) 20*32kB (UMEH) 9*64kB (UMH) 8*128kB (UMEH) 3*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 1*2048kB (U) 0*4096kB = 10476kB
Node 0 DMA32: 503*4kB (UMEH) 1343*8kB (UMEH) 288*16kB (UME) 89*32kB (ME) 12*64kB (UM) 2*128kB (UM) 1*256kB (M) 3*512kB (UM) 0*1024kB 2*2048kB (M) 0*4096kB = 27124kB
Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB
Node 1 Normal: 1494*4kB (UMH) 271*8kB (UMEH) 62*16kB (UM) 66*32kB (UMEH) 192*64kB (MEH) 93*128kB (UME) 56*256kB (UMH) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 49776kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
protocol 88fb is buggy, dev hsr_slave_0
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
protocol 88fb is buggy, dev hsr_slave_1
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
285 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
333238 pages reserved
0 pages cma reserved
syz-executor.0: page allocation failure: order:0, mode:0x1004000(GFP_NOWAIT|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=syz0 mems_allowed=0-1
CPU: 1 PID: 7031 Comm: syz-executor.0 Not tainted 4.14.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x142/0x197 lib/dump_stack.c:58
 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248
 __alloc_pages_slowpath+0x23c6/0x2930 mm/page_alloc.c:4095
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 kmem_getpages mm/slab.c:1419 [inline]
 cache_grow_begin+0x80/0x400 mm/slab.c:2676
 fallback_alloc+0x1fd/0x2c0 mm/slab.c:3217
 ____cache_alloc_node+0x1be/0x1d0 mm/slab.c:3285
 __do_cache_alloc mm/slab.c:3354 [inline]
 slab_alloc mm/slab.c:3382 [inline]
 kmem_cache_alloc+0x1f3/0x780 mm/slab.c:3550
 kmem_cache_zalloc include/linux/slab.h:651 [inline]
 avc_alloc_node+0x27/0x4d0 security/selinux/avc.c:549
 avc_insert security/selinux/avc.c:668 [inline]
 avc_compute_av+0x185/0x570 security/selinux/avc.c:974
 avc_has_perm_noaudit+0x30a/0x420 security/selinux/avc.c:1110
 cred_has_capability+0x12e/0x290 security/selinux/hooks.c:1767
 selinux_capable+0x36/0x40 security/selinux/hooks.c:2247
 security_capable_noaudit+0x7f/0xc0 security/security.c:285
 has_ns_capability_noaudit+0xbb/0x1d0 kernel/capability.c:343
 has_capability_noaudit+0x25/0x30 kernel/capability.c:363
 oom_badness mm/oom_kill.c:211 [inline]
 oom_badness+0x416/0x610 mm/oom_kill.c:173
 oom_evaluate_task mm/oom_kill.c:321 [inline]
 oom_evaluate_task+0x2de/0x490 mm/oom_kill.c:292
 select_bad_process mm/oom_kill.c:356 [inline]
 out_of_memory mm/oom_kill.c:1077 [inline]
 out_of_memory+0x97f/0x1180 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3344 [inline]
 __alloc_pages_slowpath+0x2251/0x2930 mm/page_alloc.c:4033
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113
 alloc_pages include/linux/gfp.h:520 [inline]
 __page_cache_alloc mm/filemap.c:871 [inline]
 __page_cache_alloc+0x248/0x3e0 mm/filemap.c:856
 page_cache_read mm/filemap.c:2296 [inline]
 filemap_fault+0xcc9/0x19a0 mm/filemap.c:2480
 ext4_filemap_fault+0x83/0xb0 fs/ext4/inode.c:6164
 __do_fault+0x104/0x390 mm/memory.c:3223
 do_read_fault mm/memory.c:3633 [inline]
 do_fault mm/memory.c:3759 [inline]
 handle_pte_fault mm/memory.c:3989 [inline]
 __handle_mm_fault+0x2460/0x3470 mm/memory.c:4113
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 __do_page_fault+0x4c1/0xb80 arch/x86/mm/fault.c:1420
 do_page_fault+0x71/0x511 arch/x86/mm/fault.c:1495
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1122
RIP: 0033:0x4599a0
RSP: 002b:00007ffe21fb92c8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 0000000000000003 RCX: 00000000004585c0
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
syz-executor.0: page allocation failure: order:0, mode:0x1004000(GFP_NOWAIT|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=syz0 mems_allowed=0-1
CPU: 1 PID: 7031 Comm: syz-executor.0 Not tainted 4.14.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x142/0x197 lib/dump_stack.c:58
 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248
 __alloc_pages_slowpath+0x23c6/0x2930 mm/page_alloc.c:4095
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 kmem_getpages mm/slab.c:1419 [inline]
 cache_grow_begin+0x80/0x400 mm/slab.c:2676
 fallback_alloc+0x1fd/0x2c0 mm/slab.c:3217
 ____cache_alloc_node+0x1be/0x1d0 mm/slab.c:3285
 __do_cache_alloc mm/slab.c:3354 [inline]
 slab_alloc mm/slab.c:3382 [inline]
 kmem_cache_alloc+0x1f3/0x780 mm/slab.c:3550
 kmem_cache_zalloc include/linux/slab.h:651 [inline]
 avc_alloc_node+0x27/0x4d0 security/selinux/avc.c:549
 avc_insert security/selinux/avc.c:668 [inline]
 avc_compute_av+0x185/0x570 security/selinux/avc.c:974
 avc_has_perm_noaudit+0x30a/0x420 security/selinux/avc.c:1110
 cred_has_capability+0x12e/0x290 security/selinux/hooks.c:1767
 selinux_capable+0x36/0x40 security/selinux/hooks.c:2247
 security_capable_noaudit+0x7f/0xc0 security/security.c:285
 has_ns_capability_noaudit+0xbb/0x1d0 kernel/capability.c:343
 has_capability_noaudit+0x25/0x30 kernel/capability.c:363
 oom_badness mm/oom_kill.c:211 [inline]
 oom_badness+0x416/0x610 mm/oom_kill.c:173
 oom_evaluate_task mm/oom_kill.c:321 [inline]
 oom_evaluate_task+0x2de/0x490 mm/oom_kill.c:292
 select_bad_process mm/oom_kill.c:356 [inline]
 out_of_memory mm/oom_kill.c:1077 [inline]
 out_of_memory+0x97f/0x1180 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3344 [inline]
 __alloc_pages_slowpath+0x2251/0x2930 mm/page_alloc.c:4033
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113
 alloc_pages include/linux/gfp.h:520 [inline]
 __page_cache_alloc mm/filemap.c:871 [inline]
 __page_cache_alloc+0x248/0x3e0 mm/filemap.c:856
 page_cache_read mm/filemap.c:2296 [inline]
 filemap_fault+0xcc9/0x19a0 mm/filemap.c:2480
 ext4_filemap_fault+0x83/0xb0 fs/ext4/inode.c:6164
 __do_fault+0x104/0x390 mm/memory.c:3223
 do_read_fault mm/memory.c:3633 [inline]
 do_fault mm/memory.c:3759 [inline]
 handle_pte_fault mm/memory.c:3989 [inline]
 __handle_mm_fault+0x2460/0x3470 mm/memory.c:4113
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 __do_page_fault+0x4c1/0xb80 arch/x86/mm/fault.c:1420
 do_page_fault+0x71/0x511 arch/x86/mm/fault.c:1495
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1122
RIP: 0033:0x4599a0
RSP: 002b:00007ffe21fb92c8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 0000000000000003 RCX: 00000000004585c0
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
warn_alloc_show_mem: 1 callbacks suppressed
Mem-Info:
active_anon:1334516 inactive_anon:206 isolated_anon:0
 active_file:27 inactive_file:1 isolated_file:0
 unevictable:0 dirty:11 writeback:0 unstable:0
 slab_reclaimable:18645 slab_unreclaimable:119257
 mapped:52226 shmem:257 pagetables:26198 bounce:0
 free:21844 free_pcp:77 free_cma:0
Node 0 active_anon:1886056kB inactive_anon:808kB active_file:52kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:32kB writeback:0kB shmem:1012kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 858112kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
Node 1 active_anon:3452008kB inactive_anon:16kB active_file:56kB inactive_file:24kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:16kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Node 0 DMA free:10476kB min:216kB low:268kB high:320kB active_anon:4976kB inactive_anon:0kB active_file:8kB inactive_file:0kB unevictable:0kB writepending:4kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:32kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 2580 2580 2580
Node 0 DMA32 free:27124kB min:36468kB low:45584kB high:54700kB active_anon:1881080kB inactive_anon:808kB active_file:44kB inactive_file:0kB unevictable:0kB writepending:28kB present:3129332kB managed:2644852kB mlocked:0kB kernel_stack:13472kB pagetables:31044kB bounce:0kB free_pcp:308kB local_pcp:44kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 1 Normal free:49776kB min:53420kB low:66772kB high:80124kB active_anon:3452008kB inactive_anon:16kB active_file:52kB inactive_file:28kB unevictable:0kB writepending:12kB present:3932160kB managed:3870204kB mlocked:0kB kernel_stack:21248kB pagetables:73716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 7*4kB (UME) 30*8kB (UMEH) 34*16kB (UMH) 20*32kB (UMEH) 9*64kB (UMH) 8*128kB (UMEH) 3*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 1*2048kB (U) 0*4096kB = 10476kB
Node 0 DMA32: 503*4kB (UMEH) 1343*8kB (UMEH) 288*16kB (UME) 89*32kB (ME) 12*64kB (UM) 2*128kB (UM) 1*256kB (M) 3*512kB (UM) 0*1024kB 2*2048kB (M) 0*4096kB = 27124kB
Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB
Node 1 Normal: 1494*4kB (UMH) 271*8kB (UMEH) 62*16kB (UM) 66*32kB (UMEH) 192*64kB (MEH) 93*128kB (UME) 56*256kB (UMH) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 49776kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
285 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
333238 pages reserved
0 pages cma reserved
syz-executor.0: page allocation failure: order:0, mode:0x1004000(GFP_NOWAIT|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=syz0 mems_allowed=0-1
CPU: 1 PID: 7031 Comm: syz-executor.0 Not tainted 4.14.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x142/0x197 lib/dump_stack.c:58
 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248
 __alloc_pages_slowpath+0x23c6/0x2930 mm/page_alloc.c:4095
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 kmem_getpages mm/slab.c:1419 [inline]
 cache_grow_begin+0x80/0x400 mm/slab.c:2676
 fallback_alloc+0x1fd/0x2c0 mm/slab.c:3217
 ____cache_alloc_node+0x1be/0x1d0 mm/slab.c:3285
 __do_cache_alloc mm/slab.c:3354 [inline]
 slab_alloc mm/slab.c:3382 [inline]
 kmem_cache_alloc+0x1f3/0x780 mm/slab.c:3550
 kmem_cache_zalloc include/linux/slab.h:651 [inline]
 avc_alloc_node+0x27/0x4d0 security/selinux/avc.c:549
 avc_insert security/selinux/avc.c:668 [inline]
 avc_compute_av+0x185/0x570 security/selinux/avc.c:974
 avc_has_perm_noaudit+0x30a/0x420 security/selinux/avc.c:1110
 cred_has_capability+0x12e/0x290 security/selinux/hooks.c:1767
 selinux_capable+0x36/0x40 security/selinux/hooks.c:2247
 security_capable_noaudit+0x7f/0xc0 security/security.c:285
 has_ns_capability_noaudit+0xbb/0x1d0 kernel/capability.c:343
 has_capability_noaudit+0x25/0x30 kernel/capability.c:363
 oom_badness mm/oom_kill.c:211 [inline]
 oom_badness+0x416/0x610 mm/oom_kill.c:173
 oom_evaluate_task mm/oom_kill.c:321 [inline]
 oom_evaluate_task+0x2de/0x490 mm/oom_kill.c:292
 select_bad_process mm/oom_kill.c:356 [inline]
 out_of_memory mm/oom_kill.c:1077 [inline]
 out_of_memory+0x97f/0x1180 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3344 [inline]
 __alloc_pages_slowpath+0x2251/0x2930 mm/page_alloc.c:4033
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113
 alloc_pages include/linux/gfp.h:520 [inline]
 __page_cache_alloc mm/filemap.c:871 [inline]
 __page_cache_alloc+0x248/0x3e0 mm/filemap.c:856
 page_cache_read mm/filemap.c:2296 [inline]
 filemap_fault+0xcc9/0x19a0 mm/filemap.c:2480
 ext4_filemap_fault+0x83/0xb0 fs/ext4/inode.c:6164
 __do_fault+0x104/0x390 mm/memory.c:3223
 do_read_fault mm/memory.c:3633 [inline]
 do_fault mm/memory.c:3759 [inline]
 handle_pte_fault mm/memory.c:3989 [inline]
 __handle_mm_fault+0x2460/0x3470 mm/memory.c:4113
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 __do_page_fault+0x4c1/0xb80 arch/x86/mm/fault.c:1420
 do_page_fault+0x71/0x511 arch/x86/mm/fault.c:1495
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1122
RIP: 0033:0x4599a0
RSP: 002b:00007ffe21fb92c8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 0000000000000003 RCX: 00000000004585c0
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
syz-executor.0: page allocation failure: order:0, mode:0x1004000(GFP_NOWAIT|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=syz0 mems_allowed=0-1
CPU: 1 PID: 7031 Comm: syz-executor.0 Not tainted 4.14.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x142/0x197 lib/dump_stack.c:58
 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248
 __alloc_pages_slowpath+0x23c6/0x2930 mm/page_alloc.c:4095
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 kmem_getpages mm/slab.c:1419 [inline]
 cache_grow_begin+0x80/0x400 mm/slab.c:2676
 fallback_alloc+0x1fd/0x2c0 mm/slab.c:3217
 ____cache_alloc_node+0x1be/0x1d0 mm/slab.c:3285
 __do_cache_alloc mm/slab.c:3354 [inline]
 slab_alloc mm/slab.c:3382 [inline]
 kmem_cache_alloc+0x1f3/0x780 mm/slab.c:3550
 kmem_cache_zalloc include/linux/slab.h:651 [inline]
 avc_alloc_node+0x27/0x4d0 security/selinux/avc.c:549
 avc_insert security/selinux/avc.c:668 [inline]
 avc_compute_av+0x185/0x570 security/selinux/avc.c:974
 avc_has_perm_noaudit+0x30a/0x420 security/selinux/avc.c:1110
 cred_has_capability+0x12e/0x290 security/selinux/hooks.c:1767
 selinux_capable+0x36/0x40 security/selinux/hooks.c:2247
 security_capable_noaudit+0x7f/0xc0 security/security.c:285
 has_ns_capability_noaudit+0xbb/0x1d0 kernel/capability.c:343
 has_capability_noaudit+0x25/0x30 kernel/capability.c:363
 oom_badness mm/oom_kill.c:211 [inline]
 oom_badness+0x416/0x610 mm/oom_kill.c:173
 oom_evaluate_task mm/oom_kill.c:321 [inline]
 oom_evaluate_task+0x2de/0x490 mm/oom_kill.c:292
 select_bad_process mm/oom_kill.c:356 [inline]
 out_of_memory mm/oom_kill.c:1077 [inline]
 out_of_memory+0x97f/0x1180 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3344 [inline]
 __alloc_pages_slowpath+0x2251/0x2930 mm/page_alloc.c:4033
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113
 alloc_pages include/linux/gfp.h:520 [inline]
 __page_cache_alloc mm/filemap.c:871 [inline]
 __page_cache_alloc+0x248/0x3e0 mm/filemap.c:856
 page_cache_read mm/filemap.c:2296 [inline]
 filemap_fault+0xcc9/0x19a0 mm/filemap.c:2480
 ext4_filemap_fault+0x83/0xb0 fs/ext4/inode.c:6164
 __do_fault+0x104/0x390 mm/memory.c:3223
 do_read_fault mm/memory.c:3633 [inline]
 do_fault mm/memory.c:3759 [inline]
 handle_pte_fault mm/memory.c:3989 [inline]
 __handle_mm_fault+0x2460/0x3470 mm/memory.c:4113
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 __do_page_fault+0x4c1/0xb80 arch/x86/mm/fault.c:1420
 do_page_fault+0x71/0x511 arch/x86/mm/fault.c:1495
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1122
RIP: 0033:0x4599a0
RSP: 002b:00007ffe21fb92c8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 0000000000000003 RCX: 00000000004585c0
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
warn_alloc_show_mem: 1 callbacks suppressed
Mem-Info:
active_anon:1334516 inactive_anon:206 isolated_anon:0
 active_file:22 inactive_file:6 isolated_file:0
 unevictable:0 dirty:11 writeback:0 unstable:0
 slab_reclaimable:18645 slab_unreclaimable:119259
 mapped:52226 shmem:257 pagetables:26198 bounce:0
 free:21844 free_pcp:75 free_cma:0
Node 0 active_anon:1886056kB inactive_anon:808kB active_file:16kB inactive_file:16kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:32kB writeback:0kB shmem:1012kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 858112kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no
Node 1 active_anon:3452008kB inactive_anon:16kB active_file:72kB inactive_file:8kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:16kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Node 0 DMA free:10476kB min:216kB low:268kB high:320kB active_anon:4976kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:4kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:32kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 2580 2580 2580
Node 0 DMA32 free:27124kB min:36468kB low:45584kB high:54700kB active_anon:1881080kB inactive_anon:808kB active_file:8kB inactive_file:20kB unevictable:0kB writepending:28kB present:3129332kB managed:2644852kB mlocked:0kB kernel_stack:13472kB pagetables:31044kB bounce:0kB free_pcp:300kB local_pcp:40kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 Normal free:0kB min:0kB low:0kB high:0kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:0kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 1 Normal free:49776kB min:53420kB low:66772kB high:80124kB active_anon:3452008kB inactive_anon:16kB active_file:72kB inactive_file:8kB unevictable:0kB writepending:12kB present:3932160kB managed:3870204kB mlocked:0kB kernel_stack:21248kB pagetables:73716kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 7*4kB (UME) 30*8kB (UMEH) 34*16kB (UMH) 20*32kB (UMEH) 9*64kB (UMH) 8*128kB (UMEH) 3*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 1*2048kB (U) 0*4096kB = 10476kB
Node 0 DMA32: 503*4kB (UMEH) 1343*8kB (UMEH) 288*16kB (UME) 89*32kB (ME) 12*64kB (UM) 2*128kB (UM) 1*256kB (M) 3*512kB (UM) 0*1024kB 2*2048kB (M) 0*4096kB = 27124kB
Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB
Node 1 Normal: 1494*4kB (UMH) 271*8kB (UMEH) 62*16kB (UM) 66*32kB (UMEH) 192*64kB (MEH) 93*128kB (UME) 56*256kB (UMH) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 49776kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
285 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
333238 pages reserved
0 pages cma reserved
syz-executor.0: page allocation failure: order:0, mode:0x1004000(GFP_NOWAIT|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=syz0 mems_allowed=0-1
CPU: 1 PID: 7031 Comm: syz-executor.0 Not tainted 4.14.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x142/0x197 lib/dump_stack.c:58
 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248
 __alloc_pages_slowpath+0x23c6/0x2930 mm/page_alloc.c:4095
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 kmem_getpages mm/slab.c:1419 [inline]
 cache_grow_begin+0x80/0x400 mm/slab.c:2676
 fallback_alloc+0x1fd/0x2c0 mm/slab.c:3217
 ____cache_alloc_node+0x1be/0x1d0 mm/slab.c:3285
 __do_cache_alloc mm/slab.c:3354 [inline]
 slab_alloc mm/slab.c:3382 [inline]
 kmem_cache_alloc+0x1f3/0x780 mm/slab.c:3550
 kmem_cache_zalloc include/linux/slab.h:651 [inline]
 avc_alloc_node+0x27/0x4d0 security/selinux/avc.c:549
 avc_insert security/selinux/avc.c:668 [inline]
 avc_compute_av+0x185/0x570 security/selinux/avc.c:974
 avc_has_perm_noaudit+0x30a/0x420 security/selinux/avc.c:1110
 cred_has_capability+0x12e/0x290 security/selinux/hooks.c:1767
 selinux_capable+0x36/0x40 security/selinux/hooks.c:2247
 security_capable_noaudit+0x7f/0xc0 security/security.c:285
 has_ns_capability_noaudit+0xbb/0x1d0 kernel/capability.c:343
 has_capability_noaudit+0x25/0x30 kernel/capability.c:363
 oom_badness mm/oom_kill.c:211 [inline]
 oom_badness+0x416/0x610 mm/oom_kill.c:173
 oom_evaluate_task mm/oom_kill.c:321 [inline]
 oom_evaluate_task+0x2de/0x490 mm/oom_kill.c:292
 select_bad_process mm/oom_kill.c:356 [inline]
 out_of_memory mm/oom_kill.c:1077 [inline]
 out_of_memory+0x97f/0x1180 mm/oom_kill.c:1023
 __alloc_pages_may_oom mm/page_alloc.c:3344 [inline]
 __alloc_pages_slowpath+0x2251/0x2930 mm/page_alloc.c:4033
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 alloc_pages_current+0xec/0x1e0 mm/mempolicy.c:2113
 alloc_pages include/linux/gfp.h:520 [inline]
 __page_cache_alloc mm/filemap.c:871 [inline]
 __page_cache_alloc+0x248/0x3e0 mm/filemap.c:856
 page_cache_read mm/filemap.c:2296 [inline]
 filemap_fault+0xcc9/0x19a0 mm/filemap.c:2480
 ext4_filemap_fault+0x83/0xb0 fs/ext4/inode.c:6164
 __do_fault+0x104/0x390 mm/memory.c:3223
 do_read_fault mm/memory.c:3633 [inline]
 do_fault mm/memory.c:3759 [inline]
 handle_pte_fault mm/memory.c:3989 [inline]
 __handle_mm_fault+0x2460/0x3470 mm/memory.c:4113
 handle_mm_fault+0x293/0x7c0 mm/memory.c:4150
 __do_page_fault+0x4c1/0xb80 arch/x86/mm/fault.c:1420
 do_page_fault+0x71/0x511 arch/x86/mm/fault.c:1495
 page_fault+0x45/0x50 arch/x86/entry/entry_64.S:1122
RIP: 0033:0x4599a0
RSP: 002b:00007ffe21fb92c8 EFLAGS: 00010206
RAX: 0000000000000003 RBX: 0000000000000003 RCX: 00000000004585c0
RDX: 00007ffe21fb92d0 RSI: 0000000000000003 RDI: 0000000000000001
RBP: 0000000000001ac5 R08: 0000000000000001 R09: 0000000001acf940
R10: 0000000000000000 R11: 0000000000000202 R12: 00007ffe21fba4b0
R13: 00007ffe21fba4a0 R14: 0000000000000000 R15: 00007ffe21fba4b0
syz-executor.0: page allocation failure: order:0, mode:0x1004000(GFP_NOWAIT|__GFP_COMP), nodemask=(null)
syz-executor.0 cpuset=syz0 mems_allowed=0-1
CPU: 1 PID: 7031 Comm: syz-executor.0 Not tainted 4.14.156-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x142/0x197 lib/dump_stack.c:58
 warn_alloc.cold+0x96/0x1af mm/page_alloc.c:3248
 __alloc_pages_slowpath+0x23c6/0x2930 mm/page_alloc.c:4095
 __alloc_pages_nodemask+0x62c/0x7a0 mm/page_alloc.c:4198
 __alloc_pages include/linux/gfp.h:484 [inline]
 __alloc_pages_node include/linux/gfp.h:497 [inline]
 kmem_getpages mm/slab.c:1419 [inline]
 cache_grow_begin+0x80/0x400 mm/slab.c:2676
 fallback_alloc+0x1fd/0x2c0 mm/slab.c:3217
 ____cache_alloc_node+0x1be/0x1d0 mm/slab.c:3285

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2019/11/26 22:23 linux-4.14.y 43598c571e7e 1048481f .config log report