syzbot

RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001e4eb40
RBP: 000000c4202bc6e8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c4202bc6d8 R11: 0000000000000202 R12: 00000089891ce028
R13: 0000000000000001 R14: 0000000000c91c60 R15: ffffffffffff8bb0
CPU: 0 PID: 24268 Comm: syz-executor.5 Not tainted 4.19.102-syzkaller #0
rcu: INFO: rcu_preempt self-detected stall on CPU
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
rcu: 	1-...!: (308 ticks this GP) idle=3ae/1/0x4000000000000004 softirq=62672/62674 fqs=22 
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455
 __alloc_pages_slowpath+0x2214/0x2870 mm/page_alloc.c:4315
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
rcu: 	 (t=10630 jiffies g=79497 q=1)
rcu: rcu_preempt kthread starved for 7014 jiffies! g79497 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: RCU grace-period kthread stack dump:
rcu_preempt     R  running task    29104    10      2 0x80000000
 alloc_skb include/linux/skbuff.h:995 [inline]
 new_skb+0x28/0x1d0 drivers/block/aoe/aoecmd.c:67
Call Trace:
 aoecmd_cfg_pkts drivers/block/aoe/aoecmd.c:426 [inline]
 aoecmd_cfg+0x1b5/0x640 drivers/block/aoe/aoecmd.c:1374
 context_switch kernel/sched/core.c:2826 [inline]
 __schedule+0x866/0x1dc0 kernel/sched/core.c:3515
 discover_timer+0x4e/0x60 drivers/block/aoe/aoemain.c:24
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
 schedule+0x92/0x1c0 kernel/sched/core.c:3559
 schedule_timeout+0x4db/0xfc0 kernel/time/timer.c:1806
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1684 [inline]
 __run_timers kernel/time/timer.c:1652 [inline]
 run_timer_softirq+0x64f/0x16a0 kernel/time/timer.c:1697
 rcu_gp_kthread+0xd5c/0x2190 kernel/rcu/tree.c:2202
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
 kthread+0x354/0x420 kernel/kthread.c:246
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:slab_alloc mm/slab.c:3390 [inline]
RIP: 0010:kmem_cache_alloc+0x287/0x700 mm/slab.c:3557
Code: 7e 0f 85 db fe ff ff e8 68 13 5e ff e9 d1 fe ff ff e8 6d f3 cd ff 48 83 3d bd 03 50 07 00 0f 84 27 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 64 fe ff ff 31 d2 be a6 01 00 00 48 c7 c7 9a 37
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:415
RSP: 0000:ffff88804d0df920 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
NMI backtrace for cpu 1
RAX: 0000000000000007 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff88804e3e0dc0 RDI: 0000000000000286
RBP: ffff88804d0df988 R08: ffff88804e3e0540 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff88821bab2b40 R14: 0000000000480020 R15: ffff88821bab2b40
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
 ____bpf_clone_redirect net/core/filter.c:2077 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2064
 bpf_prog_e2f29814702bf05a+0x49c/0x1000
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1791
 __do_sys_bpf kernel/bpf/syscall.c:2429 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:2373 [inline]
 __x64_sys_bpf+0x397/0x4c0 kernel/bpf/syscall.c:2373
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45b399
Code: Bad RIP value.
RSP: 002b:00007fec21a55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fec21a566d4 RCX: 000000000045b399
RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 0000000000000058 R14: 00000000004c1ad0 R15: 000000000075bfd4
warn_alloc_show_mem: 1 callbacks suppressed
CPU: 1 PID: 8221 Comm: syz-fuzzer Not tainted 4.19.102-syzkaller #0
Mem-Info:
active_anon:254002 inactive_anon:214 isolated_anon:0
 active_file:17 inactive_file:11 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:12719 slab_unreclaimable:1249137
 mapped:52226 shmem:252 pagetables:1330 bounce:0
 free:10955 free_pcp:216 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
Node 0 active_anon:1016008kB inactive_anon:856kB active_file:64kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:0kB writeback:0kB shmem:1008kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 133120kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
Node 0 DMA free:10264kB min:220kB low:272kB high:324kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 nmi_cpu_backtrace.cold+0x63/0xa4 lib/nmi_backtrace.c:101
lowmem_reserve[]: 0 2545 2546 2546 2546
Node 0 DMA32 free:13568kB min:36168kB low:45208kB high:54248kB active_anon:1016008kB inactive_anon:856kB active_file:64kB inactive_file:44kB unevictable:0kB writepending:0kB present:3129332kB managed:2609736kB mlocked:0kB kernel_stack:7520kB pagetables:5320kB bounce:0kB free_pcp:516kB local_pcp:268kB free_cma:0kB
 nmi_trigger_cpumask_backtrace+0x1b0/0x1f8 lib/nmi_backtrace.c:62
lowmem_reserve[]: 0 0 1 1 1
 arch_trigger_cpumask_backtrace+0x14/0x20 arch/x86/kernel/apic/hw_nmi.c:38
Node 0 Normal free:0kB min:12kB low:12kB high:12kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:1140kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline]
 rcu_dump_cpu_stacks+0x189/0x1d5 kernel/rcu/tree.c:1340
lowmem_reserve[]: 0 0 0 0 0
Node 1 Normal free:19988kB min:53704kB low:67128kB high:80552kB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870168kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:348kB local_pcp:248kB free_cma:0kB
 print_cpu_stall kernel/rcu/tree.c:1478 [inline]
 check_cpu_stall kernel/rcu/tree.c:1550 [inline]
 __rcu_pending kernel/rcu/tree.c:3293 [inline]
 rcu_pending kernel/rcu/tree.c:3336 [inline]
 rcu_check_callbacks.cold+0x5e3/0xd90 kernel/rcu/tree.c:2682
lowmem_reserve[]: 0 0 0 0 0
Node 0 DMA: 0*4kB 1*8kB (U) 1*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10264kB
 update_process_times+0x32/0x80 kernel/time/timer.c:1638
Node 0 DMA32: 992*4kB (ME) 640*8kB (UME) 198*16kB (UME) 41*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13568kB
 tick_sched_handle+0xa2/0x190 kernel/time/tick-sched.c:168
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
 tick_sched_timer+0x47/0x130 kernel/time/tick-sched.c:1278
Node 1 Normal: 3*4kB (UME) 3*8kB (UE) 1*16kB (M) 3*32kB (UE) 2*64kB (ME) 2*128kB (ME) 2*256kB (UM) 3*512kB (ME) 3*1024kB (UM) 1*2048kB (U) 3*4096kB (M) = 19988kB
 __run_hrtimer kernel/time/hrtimer.c:1401 [inline]
 __hrtimer_run_queues+0x33b/0xdc0 kernel/time/hrtimer.c:1463
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
 hrtimer_interrupt+0x314/0x770 kernel/time/hrtimer.c:1521
280 total pagecache pages
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1067 [inline]
 smp_apic_timer_interrupt+0x111/0x550 arch/x86/kernel/apic/apic.c:1092
0 pages in swap cache
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
Swap cache stats: add 0, delete 0, find 0/0
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:slab_alloc_node mm/slab.c:3334 [inline]
RIP: 0010:kmem_cache_alloc_node+0x245/0x710 mm/slab.c:3647
Free swap  = 0kB
Total swap = 0kB
Code: 5f 7e 0f 85 34 ff ff ff e8 c9 32 5e ff e9 2a ff ff ff e8 ce 12 ce ff 48 83 3d 1e 23 50 07 00 0f 84 33 01 00 00 4c 89 ff 57 9d <0f> 1f 44 00 00 e9 c1 fe ff ff 31 d2 be a6 01 00 00 48 c7 c7 9a 37
1965979 pages RAM
RSP: 0000:ffff8880ae907a90 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
0 pages HighMem/MovableOnly
341741 pages reserved
RAX: 0000000000000007 RBX: 0000000000480020 RCX: 1ffff110135d01b8
0 pages cma reserved
RDX: 0000000000000000 RSI: ffff88809ae80da0 RDI: 0000000000000286
RBP: ffff8880ae907b00 R08: ffff88809ae80480 R09: ffff88809ae80dc0
aoe: skb alloc failure
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88821bab2b40
syz-executor.5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
R13: ffff88821bab2b40 R14: 0000000000000000 R15: 0000000000000286
syz-executor.5 cpuset=syz5 mems_allowed=0-1
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
 alloc_skb include/linux/skbuff.h:995 [inline]
 ndisc_alloc_skb+0x13c/0x340 net/ipv6/ndisc.c:403
 ndisc_send_rs+0x35f/0x6e0 net/ipv6/ndisc.c:669
 addrconf_rs_timer+0x30f/0x680 net/ipv6/addrconf.c:3825
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1684 [inline]
 __run_timers kernel/time/timer.c:1652 [inline]
 run_timer_softirq+0x64f/0x16a0 kernel/time/timer.c:1697
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:console_unlock+0xf3c/0x10d0 kernel/printk/printk.c:2433
Code: fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 cb 00 00 00 48 83 3d 6d 33 9d 07 00 0f 84 b6 00 00 00 e8 9a e7 15 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 e9 15 f9 ff ff 48 8b 7d b0 e8 b1 88 4d 00 e9 9b f3
RSP: 0000:ffff8880a1757278 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff88809ae80480 RBX: 0000000000000200 RCX: 1ffff110135d01b3
RDX: 0000000000000000 RSI: ffffffff815523e6 RDI: 0000000000000293
RBP: ffff8880a1757300 R08: ffff88809ae80480 R09: ffff88809ae80d98
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
R13: ffffffff84696aa0 R14: 0000000000000032 R15: ffffffff8965e5d0
 vprintk_emit+0x280/0x6d0 kernel/printk/printk.c:1937
 vprintk_default+0x28/0x30 kernel/printk/printk.c:1979
 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398
 printk+0xba/0xed kernel/printk/printk.c:2012
 dump_unreclaimable_slab.cold+0xde/0xef mm/slab_common.c:1372
 dump_header+0x44b/0xa55 mm/oom_kill.c:447
 oom_kill_process.cold+0x10/0x6ef mm/oom_kill.c:954
 out_of_memory mm/oom_kill.c:1130 [inline]
 out_of_memory+0x362/0x1330 mm/oom_kill.c:1062
 __alloc_pages_may_oom mm/page_alloc.c:3551 [inline]
 __alloc_pages_slowpath+0x20b5/0x2870 mm/page_alloc.c:4253
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2197
 alloc_pages include/linux/gfp.h:532 [inline]
 __page_cache_alloc mm/filemap.c:969 [inline]
 __page_cache_alloc+0x2bd/0x450 mm/filemap.c:954
 page_cache_read mm/filemap.c:2408 [inline]
 filemap_fault+0xfeb/0x1f00 mm/filemap.c:2592
 ext4_filemap_fault+0x83/0xaf fs/ext4/inode.c:6353
 __do_fault+0x111/0x480 mm/memory.c:3269
 do_read_fault mm/memory.c:3681 [inline]
 do_fault mm/memory.c:3810 [inline]
 handle_pte_fault mm/memory.c:4041 [inline]
 __handle_mm_fault+0x2d78/0x3f80 mm/memory.c:4165
 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202
 __do_page_fault+0x62a/0xe90 arch/x86/mm/fault.c:1390
 do_page_fault+0x71/0x57d arch/x86/mm/fault.c:1465
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1204
RIP: 0033:0x45b153
Code: Bad RIP value.
RSP: 002b:000000c4202bc6a0 EFLAGS: 00010202
RAX: ffffffffffffff92 RBX: 000000003b97a0e3 RCX: 000000000045b153
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001e4eb40
RBP: 000000c4202bc6e8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c4202bc6d8 R11: 0000000000000202 R12: 00000089891ce028
R13: 0000000000000001 R14: 0000000000c91c60 R15: ffffffffffff8bb0
CPU: 0 PID: 24268 Comm: syz-executor.5 Not tainted 4.19.102-syzkaller #0
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455
syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-fuzzer cpuset=/ mems_allowed=0-1
 __alloc_pages_slowpath+0x2214/0x2870 mm/page_alloc.c:4315
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
 alloc_skb include/linux/skbuff.h:995 [inline]
 new_skb+0x28/0x1d0 drivers/block/aoe/aoecmd.c:67
 aoecmd_cfg_pkts drivers/block/aoe/aoecmd.c:426 [inline]
 aoecmd_cfg+0x1b5/0x640 drivers/block/aoe/aoecmd.c:1374
 discover_timer+0x4e/0x60 drivers/block/aoe/aoemain.c:24
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1684 [inline]
 __run_timers kernel/time/timer.c:1652 [inline]
 run_timer_softirq+0x64f/0x16a0 kernel/time/timer.c:1697
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:slab_alloc mm/slab.c:3390 [inline]
RIP: 0010:kmem_cache_alloc+0x287/0x700 mm/slab.c:3557
Code: 7e 0f 85 db fe ff ff e8 68 13 5e ff e9 d1 fe ff ff e8 6d f3 cd ff 48 83 3d bd 03 50 07 00 0f 84 27 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 64 fe ff ff 31 d2 be a6 01 00 00 48 c7 c7 9a 37
RSP: 0000:ffff88804d0df920 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000007 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff88804e3e0dc0 RDI: 0000000000000286
RBP: ffff88804d0df988 R08: ffff88804e3e0540 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff88821bab2b40 R14: 0000000000480020 R15: ffff88821bab2b40
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
 ____bpf_clone_redirect net/core/filter.c:2077 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2064
 bpf_prog_e2f29814702bf05a+0x49c/0x1000
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1791
 __do_sys_bpf kernel/bpf/syscall.c:2429 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:2373 [inline]
 __x64_sys_bpf+0x397/0x4c0 kernel/bpf/syscall.c:2373
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45b399
Code: Bad RIP value.
RSP: 002b:00007fec21a55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fec21a566d4 RCX: 000000000045b399
RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 0000000000000058 R14: 00000000004c1ad0 R15: 000000000075bfd4
Mem-Info:
CPU: 1 PID: 8221 Comm: syz-fuzzer Not tainted 4.19.102-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
active_anon:254002 inactive_anon:214 isolated_anon:0
 active_file:17 inactive_file:11 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:12719 slab_unreclaimable:1249137
 mapped:52226 shmem:252 pagetables:1330 bounce:0
 free:10955 free_pcp:216 free_cma:0
Call Trace:
Node 0 active_anon:1016008kB inactive_anon:856kB active_file:64kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:0kB writeback:0kB shmem:1008kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 133120kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
Node 0 DMA free:10264kB min:220kB low:272kB high:324kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455
lowmem_reserve[]: 0 2545 2546 2546 2546
Node 0 DMA32 free:13568kB min:36168kB low:45208kB high:54248kB active_anon:1016008kB inactive_anon:856kB active_file:64kB inactive_file:44kB unevictable:0kB writepending:0kB present:3129332kB managed:2609736kB mlocked:0kB kernel_stack:7520kB pagetables:5320kB bounce:0kB free_pcp:516kB local_pcp:268kB free_cma:0kB
lowmem_reserve[]: 0 0 1 1 1
Node 0 Normal free:0kB min:12kB low:12kB high:12kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:1140kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0 0
 __alloc_pages_slowpath+0x2214/0x2870 mm/page_alloc.c:4315
Node 1 Normal free:19988kB min:53704kB low:67128kB high:80552kB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870168kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:348kB local_pcp:248kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0 0
Node 0 DMA: 0*4kB 1*8kB (U) 1*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10264kB
Node 0 DMA32: 992*4kB (ME) 640*8kB (UME) 198*16kB (UME) 41*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13568kB
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: 3*4kB (UME) 3*8kB (UE) 1*16kB (M) 3*32kB (UE) 2*64kB (ME) 2*128kB (ME) 2*256kB (UM) 3*512kB (ME) 3*1024kB (UM) 1*2048kB (U) 3*4096kB (M) = 19988kB
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
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
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
280 total pagecache pages
0 pages in swap cache
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
Total swap = 0kB
 __do_cache_alloc mm/slab.c:3361 [inline]
 slab_alloc mm/slab.c:3389 [inline]
 kmem_cache_alloc+0x1f3/0x700 mm/slab.c:3557
1965979 pages RAM
0 pages HighMem/MovableOnly
341741 pages reserved
0 pages cma reserved
aoe: skb alloc failure
 __build_skb+0x3e/0x310 net/core/skbuff.c:281
 __netdev_alloc_skb+0x2ba/0x470 net/core/skbuff.c:426
 netdev_alloc_skb include/linux/skbuff.h:2663 [inline]
 dev_alloc_skb include/linux/skbuff.h:2676 [inline]
 send_hsr_supervision_frame+0x110/0xfc0 net/hsr/hsr_device.c:265
syz-executor.5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-executor.5 cpuset=syz5 mems_allowed=0-1
 hsr_announce+0x12f/0x3b0 net/hsr/hsr_device.c:350
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1684 [inline]
 __run_timers kernel/time/timer.c:1652 [inline]
 run_timer_softirq+0x64f/0x16a0 kernel/time/timer.c:1697
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:console_unlock+0xf3c/0x10d0 kernel/printk/printk.c:2433
Code: fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 cb 00 00 00 48 83 3d 6d 33 9d 07 00 0f 84 b6 00 00 00 e8 9a e7 15 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 e9 15 f9 ff ff 48 8b 7d b0 e8 b1 88 4d 00 e9 9b f3
RSP: 0000:ffff8880a1757278 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff88809ae80480 RBX: 0000000000000200 RCX: 1ffff110135d01b3
RDX: 0000000000000000 RSI: ffffffff815523e6 RDI: 0000000000000293
RBP: ffff8880a1757300 R08: ffff88809ae80480 R09: ffff88809ae80d98
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
R13: ffffffff84696aa0 R14: 0000000000000032 R15: ffffffff8965e5d0
 vprintk_emit+0x280/0x6d0 kernel/printk/printk.c:1937
 vprintk_default+0x28/0x30 kernel/printk/printk.c:1979
 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398
 printk+0xba/0xed kernel/printk/printk.c:2012
 dump_unreclaimable_slab.cold+0xde/0xef mm/slab_common.c:1372
 dump_header+0x44b/0xa55 mm/oom_kill.c:447
 oom_kill_process.cold+0x10/0x6ef mm/oom_kill.c:954
 out_of_memory mm/oom_kill.c:1130 [inline]
 out_of_memory+0x362/0x1330 mm/oom_kill.c:1062
 __alloc_pages_may_oom mm/page_alloc.c:3551 [inline]
 __alloc_pages_slowpath+0x20b5/0x2870 mm/page_alloc.c:4253
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2197
 alloc_pages include/linux/gfp.h:532 [inline]
 __page_cache_alloc mm/filemap.c:969 [inline]
 __page_cache_alloc+0x2bd/0x450 mm/filemap.c:954
 page_cache_read mm/filemap.c:2408 [inline]
 filemap_fault+0xfeb/0x1f00 mm/filemap.c:2592
 ext4_filemap_fault+0x83/0xaf fs/ext4/inode.c:6353
 __do_fault+0x111/0x480 mm/memory.c:3269
 do_read_fault mm/memory.c:3681 [inline]
 do_fault mm/memory.c:3810 [inline]
 handle_pte_fault mm/memory.c:4041 [inline]
 __handle_mm_fault+0x2d78/0x3f80 mm/memory.c:4165
 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202
 __do_page_fault+0x62a/0xe90 arch/x86/mm/fault.c:1390
 do_page_fault+0x71/0x57d arch/x86/mm/fault.c:1465
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1204
RIP: 0033:0x45b153
Code: Bad RIP value.
RSP: 002b:000000c4202bc6a0 EFLAGS: 00010202
RAX: ffffffffffffff92 RBX: 000000003b97a0e3 RCX: 000000000045b153
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001e4eb40
RBP: 000000c4202bc6e8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c4202bc6d8 R11: 0000000000000202 R12: 00000089891ce028
R13: 0000000000000001 R14: 0000000000c91c60 R15: ffffffffffff8bb0
CPU: 0 PID: 24268 Comm: syz-executor.5 Not tainted 4.19.102-syzkaller #0
syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
syz-fuzzer cpuset=/ mems_allowed=0-1
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455
 __alloc_pages_slowpath+0x2214/0x2870 mm/page_alloc.c:4315
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
 alloc_skb include/linux/skbuff.h:995 [inline]
 new_skb+0x28/0x1d0 drivers/block/aoe/aoecmd.c:67
 aoecmd_cfg_pkts drivers/block/aoe/aoecmd.c:426 [inline]
 aoecmd_cfg+0x1b5/0x640 drivers/block/aoe/aoecmd.c:1374
 discover_timer+0x4e/0x60 drivers/block/aoe/aoemain.c:24
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1684 [inline]
 __run_timers kernel/time/timer.c:1652 [inline]
 run_timer_softirq+0x64f/0x16a0 kernel/time/timer.c:1697
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:slab_alloc mm/slab.c:3390 [inline]
RIP: 0010:kmem_cache_alloc+0x287/0x700 mm/slab.c:3557
Code: 7e 0f 85 db fe ff ff e8 68 13 5e ff e9 d1 fe ff ff e8 6d f3 cd ff 48 83 3d bd 03 50 07 00 0f 84 27 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 64 fe ff ff 31 d2 be a6 01 00 00 48 c7 c7 9a 37
RSP: 0000:ffff88804d0df920 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000007 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff88804e3e0dc0 RDI: 0000000000000286
RBP: ffff88804d0df988 R08: ffff88804e3e0540 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff88821bab2b40 R14: 0000000000480020 R15: ffff88821bab2b40
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
 ____bpf_clone_redirect net/core/filter.c:2077 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2064
 bpf_prog_e2f29814702bf05a+0x49c/0x1000
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1791
 __do_sys_bpf kernel/bpf/syscall.c:2429 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:2373 [inline]
 __x64_sys_bpf+0x397/0x4c0 kernel/bpf/syscall.c:2373
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45b399
Code: Bad RIP value.
RSP: 002b:00007fec21a55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fec21a566d4 RCX: 000000000045b399
RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 0000000000000058 R14: 00000000004c1ad0 R15: 000000000075bfd4
warn_alloc_show_mem: 1 callbacks suppressed
CPU: 1 PID: 8221 Comm: syz-fuzzer Not tainted 4.19.102-syzkaller #0
Mem-Info:
active_anon:254002 inactive_anon:214 isolated_anon:0
 active_file:17 inactive_file:11 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:12719 slab_unreclaimable:1249137
 mapped:52226 shmem:252 pagetables:1330 bounce:0
 free:10955 free_pcp:216 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:1016008kB inactive_anon:856kB active_file:64kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:0kB writeback:0kB shmem:1008kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 133120kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 0 DMA free:10264kB min:220kB low:272kB high:324kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
lowmem_reserve[]: 0 2545 2546 2546 2546
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455
Node 0 DMA32 free:13568kB min:36168kB low:45208kB high:54248kB active_anon:1016008kB inactive_anon:856kB active_file:64kB inactive_file:44kB unevictable:0kB writepending:0kB present:3129332kB managed:2609736kB mlocked:0kB kernel_stack:7520kB pagetables:5320kB bounce:0kB free_pcp:516kB local_pcp:268kB free_cma:0kB
lowmem_reserve[]: 0 0 1 1 1
Node 0 Normal free:0kB min:12kB low:12kB high:12kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:1140kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0 0
Node 1 Normal free:19988kB min:53704kB low:67128kB high:80552kB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870168kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:348kB local_pcp:248kB free_cma:0kB
 __alloc_pages_slowpath+0x2214/0x2870 mm/page_alloc.c:4315
lowmem_reserve[]: 0 0 0 0 0
Node 0 DMA: 0*4kB 1*8kB (U) 1*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10264kB
Node 0 DMA32: 992*4kB (ME) 640*8kB (UME) 198*16kB (UME) 41*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13568kB
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: 3*4kB (UME) 3*8kB (UE) 1*16kB (M) 3*32kB (UE) 2*64kB (ME) 2*128kB (ME) 2*256kB (UM) 3*512kB (ME) 3*1024kB (UM) 1*2048kB (U) 3*4096kB (M) = 19988kB
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
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
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
280 total pagecache pages
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
Total swap = 0kB
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
1965979 pages RAM
 __do_cache_alloc mm/slab.c:3361 [inline]
 slab_alloc mm/slab.c:3389 [inline]
 kmem_cache_alloc+0x1f3/0x700 mm/slab.c:3557
0 pages HighMem/MovableOnly
341741 pages reserved
0 pages cma reserved
aoe: skb alloc failure
 __build_skb+0x3e/0x310 net/core/skbuff.c:281
 __netdev_alloc_skb+0x2ba/0x470 net/core/skbuff.c:426
syz-executor.5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
 netdev_alloc_skb include/linux/skbuff.h:2663 [inline]
 dev_alloc_skb include/linux/skbuff.h:2676 [inline]
 send_hsr_supervision_frame+0x110/0xfc0 net/hsr/hsr_device.c:265
syz-executor.5 cpuset=syz5 mems_allowed=0-1
 hsr_announce+0x12f/0x3b0 net/hsr/hsr_device.c:350
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1684 [inline]
 __run_timers kernel/time/timer.c:1652 [inline]
 run_timer_softirq+0x64f/0x16a0 kernel/time/timer.c:1697
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:console_unlock+0xf3c/0x10d0 kernel/printk/printk.c:2433
Code: fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 cb 00 00 00 48 83 3d 6d 33 9d 07 00 0f 84 b6 00 00 00 e8 9a e7 15 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 e9 15 f9 ff ff 48 8b 7d b0 e8 b1 88 4d 00 e9 9b f3
RSP: 0000:ffff8880a1757278 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff88809ae80480 RBX: 0000000000000200 RCX: 1ffff110135d01b3
RDX: 0000000000000000 RSI: ffffffff815523e6 RDI: 0000000000000293
RBP: ffff8880a1757300 R08: ffff88809ae80480 R09: ffff88809ae80d98
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
R13: ffffffff84696aa0 R14: 0000000000000032 R15: ffffffff8965e5d0
 vprintk_emit+0x280/0x6d0 kernel/printk/printk.c:1937
 vprintk_default+0x28/0x30 kernel/printk/printk.c:1979
 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398
 printk+0xba/0xed kernel/printk/printk.c:2012
 dump_unreclaimable_slab.cold+0xde/0xef mm/slab_common.c:1372
 dump_header+0x44b/0xa55 mm/oom_kill.c:447
 oom_kill_process.cold+0x10/0x6ef mm/oom_kill.c:954
 out_of_memory mm/oom_kill.c:1130 [inline]
 out_of_memory+0x362/0x1330 mm/oom_kill.c:1062
 __alloc_pages_may_oom mm/page_alloc.c:3551 [inline]
 __alloc_pages_slowpath+0x20b5/0x2870 mm/page_alloc.c:4253
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2197
 alloc_pages include/linux/gfp.h:532 [inline]
 __page_cache_alloc mm/filemap.c:969 [inline]
 __page_cache_alloc+0x2bd/0x450 mm/filemap.c:954
 page_cache_read mm/filemap.c:2408 [inline]
 filemap_fault+0xfeb/0x1f00 mm/filemap.c:2592
 ext4_filemap_fault+0x83/0xaf fs/ext4/inode.c:6353
 __do_fault+0x111/0x480 mm/memory.c:3269
 do_read_fault mm/memory.c:3681 [inline]
 do_fault mm/memory.c:3810 [inline]
 handle_pte_fault mm/memory.c:4041 [inline]
 __handle_mm_fault+0x2d78/0x3f80 mm/memory.c:4165
 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202
 __do_page_fault+0x62a/0xe90 arch/x86/mm/fault.c:1390
 do_page_fault+0x71/0x57d arch/x86/mm/fault.c:1465
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1204
RIP: 0033:0x45b153
Code: Bad RIP value.
RSP: 002b:000000c4202bc6a0 EFLAGS: 00010202
RAX: ffffffffffffff92 RBX: 000000003b97a0e3 RCX: 000000000045b153
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001e4eb40
RBP: 000000c4202bc6e8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c4202bc6d8 R11: 0000000000000202 R12: 00000089891ce028
R13: 0000000000000001 R14: 0000000000c91c60 R15: ffffffffffff8bb0
CPU: 0 PID: 24268 Comm: syz-executor.5 Not tainted 4.19.102-syzkaller #0
syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
syz-fuzzer cpuset=/ mems_allowed=0-1
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455
 __alloc_pages_slowpath+0x2214/0x2870 mm/page_alloc.c:4315
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
 alloc_skb include/linux/skbuff.h:995 [inline]
 new_skb+0x28/0x1d0 drivers/block/aoe/aoecmd.c:67
 aoecmd_cfg_pkts drivers/block/aoe/aoecmd.c:426 [inline]
 aoecmd_cfg+0x1b5/0x640 drivers/block/aoe/aoecmd.c:1374
 discover_timer+0x4e/0x60 drivers/block/aoe/aoemain.c:24
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1684 [inline]
 __run_timers kernel/time/timer.c:1652 [inline]
 run_timer_softirq+0x64f/0x16a0 kernel/time/timer.c:1697
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:slab_alloc mm/slab.c:3390 [inline]
RIP: 0010:kmem_cache_alloc+0x287/0x700 mm/slab.c:3557
Code: 7e 0f 85 db fe ff ff e8 68 13 5e ff e9 d1 fe ff ff e8 6d f3 cd ff 48 83 3d bd 03 50 07 00 0f 84 27 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 64 fe ff ff 31 d2 be a6 01 00 00 48 c7 c7 9a 37
RSP: 0000:ffff88804d0df920 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000007 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff88804e3e0dc0 RDI: 0000000000000286
RBP: ffff88804d0df988 R08: ffff88804e3e0540 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff88821bab2b40 R14: 0000000000480020 R15: ffff88821bab2b40
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
 ____bpf_clone_redirect net/core/filter.c:2077 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2064
 bpf_prog_e2f29814702bf05a+0x49c/0x1000
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1791
 __do_sys_bpf kernel/bpf/syscall.c:2429 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:2373 [inline]
 __x64_sys_bpf+0x397/0x4c0 kernel/bpf/syscall.c:2373
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45b399
Code: Bad RIP value.
RSP: 002b:00007fec21a55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fec21a566d4 RCX: 000000000045b399
RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 0000000000000058 R14: 00000000004c1ad0 R15: 000000000075bfd4
warn_alloc_show_mem: 1 callbacks suppressed
CPU: 1 PID: 8221 Comm: syz-fuzzer Not tainted 4.19.102-syzkaller #0
Mem-Info:
active_anon:254002 inactive_anon:214 isolated_anon:0
 active_file:17 inactive_file:11 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:12719 slab_unreclaimable:1249137
 mapped:52226 shmem:252 pagetables:1330 bounce:0
 free:10955 free_pcp:216 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
Node 0 active_anon:1016008kB inactive_anon:856kB active_file:64kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:0kB writeback:0kB shmem:1008kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 133120kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
Node 0 DMA free:10264kB min:220kB low:272kB high:324kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455
lowmem_reserve[]: 0 2545 2546 2546 2546
Node 0 DMA32 free:13568kB min:36168kB low:45208kB high:54248kB active_anon:1016008kB inactive_anon:856kB active_file:64kB inactive_file:44kB unevictable:0kB writepending:0kB present:3129332kB managed:2609736kB mlocked:0kB kernel_stack:7520kB pagetables:5320kB bounce:0kB free_pcp:516kB local_pcp:268kB free_cma:0kB
lowmem_reserve[]: 0 0 1 1 1
Node 0 Normal free:0kB min:12kB low:12kB high:12kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:1140kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0 0
 __alloc_pages_slowpath+0x2214/0x2870 mm/page_alloc.c:4315
Node 1 Normal free:19988kB min:53704kB low:67128kB high:80552kB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870168kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:348kB local_pcp:248kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0 0
Node 0 DMA: 0*4kB 1*8kB (U) 1*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10264kB
Node 0 DMA32: 992*4kB (ME) 640*8kB (UME) 198*16kB (UME) 41*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13568kB
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: 3*4kB (UME) 3*8kB (UE) 1*16kB (M) 3*32kB (UE) 2*64kB (ME) 2*128kB (ME) 2*256kB (UM) 3*512kB (ME) 3*1024kB (UM) 1*2048kB (U) 3*4096kB (M) = 19988kB
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
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
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
280 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
Free swap  = 0kB
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
Total swap = 0kB
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
1965979 pages RAM
0 pages HighMem/MovableOnly
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
341741 pages reserved
0 pages cma reserved
aoe: skb alloc failure
 alloc_skb include/linux/skbuff.h:995 [inline]
 ndisc_alloc_skb+0x13c/0x340 net/ipv6/ndisc.c:403
 ndisc_send_rs+0x35f/0x6e0 net/ipv6/ndisc.c:669
syz-executor.5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
 addrconf_rs_timer+0x30f/0x680 net/ipv6/addrconf.c:3825
syz-executor.5 cpuset=syz5 mems_allowed=0-1
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1684 [inline]
 __run_timers kernel/time/timer.c:1652 [inline]
 run_timer_softirq+0x64f/0x16a0 kernel/time/timer.c:1697
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:console_unlock+0xf3c/0x10d0 kernel/printk/printk.c:2433
Code: fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 cb 00 00 00 48 83 3d 6d 33 9d 07 00 0f 84 b6 00 00 00 e8 9a e7 15 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 e9 15 f9 ff ff 48 8b 7d b0 e8 b1 88 4d 00 e9 9b f3
RSP: 0000:ffff8880a1757278 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff88809ae80480 RBX: 0000000000000200 RCX: 1ffff110135d01b3
RDX: 0000000000000000 RSI: ffffffff815523e6 RDI: 0000000000000293
RBP: ffff8880a1757300 R08: ffff88809ae80480 R09: ffff88809ae80d98
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
R13: ffffffff84696aa0 R14: 0000000000000032 R15: ffffffff8965e5d0
 vprintk_emit+0x280/0x6d0 kernel/printk/printk.c:1937
 vprintk_default+0x28/0x30 kernel/printk/printk.c:1979
 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398
 printk+0xba/0xed kernel/printk/printk.c:2012
 dump_unreclaimable_slab.cold+0xde/0xef mm/slab_common.c:1372
 dump_header+0x44b/0xa55 mm/oom_kill.c:447
 oom_kill_process.cold+0x10/0x6ef mm/oom_kill.c:954
 out_of_memory mm/oom_kill.c:1130 [inline]
 out_of_memory+0x362/0x1330 mm/oom_kill.c:1062
 __alloc_pages_may_oom mm/page_alloc.c:3551 [inline]
 __alloc_pages_slowpath+0x20b5/0x2870 mm/page_alloc.c:4253
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2197
 alloc_pages include/linux/gfp.h:532 [inline]
 __page_cache_alloc mm/filemap.c:969 [inline]
 __page_cache_alloc+0x2bd/0x450 mm/filemap.c:954
 page_cache_read mm/filemap.c:2408 [inline]
 filemap_fault+0xfeb/0x1f00 mm/filemap.c:2592
 ext4_filemap_fault+0x83/0xaf fs/ext4/inode.c:6353
 __do_fault+0x111/0x480 mm/memory.c:3269
 do_read_fault mm/memory.c:3681 [inline]
 do_fault mm/memory.c:3810 [inline]
 handle_pte_fault mm/memory.c:4041 [inline]
 __handle_mm_fault+0x2d78/0x3f80 mm/memory.c:4165
 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202
 __do_page_fault+0x62a/0xe90 arch/x86/mm/fault.c:1390
 do_page_fault+0x71/0x57d arch/x86/mm/fault.c:1465
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1204
RIP: 0033:0x45b153
Code: Bad RIP value.
RSP: 002b:000000c4202bc6a0 EFLAGS: 00010202
RAX: ffffffffffffff92 RBX: 000000003b97a0e3 RCX: 000000000045b153
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001e4eb40
RBP: 000000c4202bc6e8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c4202bc6d8 R11: 0000000000000202 R12: 00000089891ce028
R13: 0000000000000001 R14: 0000000000c91c60 R15: ffffffffffff8bb0
CPU: 0 PID: 24268 Comm: syz-executor.5 Not tainted 4.19.102-syzkaller #0
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455
syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-fuzzer cpuset=/ mems_allowed=0-1
 __alloc_pages_slowpath+0x2214/0x2870 mm/page_alloc.c:4315
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
 alloc_skb include/linux/skbuff.h:995 [inline]
 new_skb+0x28/0x1d0 drivers/block/aoe/aoecmd.c:67
 aoecmd_cfg_pkts drivers/block/aoe/aoecmd.c:426 [inline]
 aoecmd_cfg+0x1b5/0x640 drivers/block/aoe/aoecmd.c:1374
 discover_timer+0x4e/0x60 drivers/block/aoe/aoemain.c:24
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1684 [inline]
 __run_timers kernel/time/timer.c:1652 [inline]
 run_timer_softirq+0x64f/0x16a0 kernel/time/timer.c:1697
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:slab_alloc mm/slab.c:3390 [inline]
RIP: 0010:kmem_cache_alloc+0x287/0x700 mm/slab.c:3557
Code: 7e 0f 85 db fe ff ff e8 68 13 5e ff e9 d1 fe ff ff e8 6d f3 cd ff 48 83 3d bd 03 50 07 00 0f 84 27 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 64 fe ff ff 31 d2 be a6 01 00 00 48 c7 c7 9a 37
RSP: 0000:ffff88804d0df920 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000007 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff88804e3e0dc0 RDI: 0000000000000286
RBP: ffff88804d0df988 R08: ffff88804e3e0540 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff88821bab2b40 R14: 0000000000480020 R15: ffff88821bab2b40
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
 ____bpf_clone_redirect net/core/filter.c:2077 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2064
 bpf_prog_e2f29814702bf05a+0x49c/0x1000
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1791
 __do_sys_bpf kernel/bpf/syscall.c:2429 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:2373 [inline]
 __x64_sys_bpf+0x397/0x4c0 kernel/bpf/syscall.c:2373
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45b399
Code: Bad RIP value.
RSP: 002b:00007fec21a55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fec21a566d4 RCX: 000000000045b399
RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 0000000000000058 R14: 00000000004c1ad0 R15: 000000000075bfd4
warn_alloc_show_mem: 1 callbacks suppressed
CPU: 1 PID: 8221 Comm: syz-fuzzer Not tainted 4.19.102-syzkaller #0
Mem-Info:
active_anon:254002 inactive_anon:214 isolated_anon:0
 active_file:17 inactive_file:11 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:12719 slab_unreclaimable:1249137
 mapped:52226 shmem:252 pagetables:1330 bounce:0
 free:10955 free_pcp:216 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
Node 0 active_anon:1016008kB inactive_anon:856kB active_file:64kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:0kB writeback:0kB shmem:1008kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 133120kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
Node 0 DMA free:10264kB min:220kB low:272kB high:324kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455
lowmem_reserve[]: 0 2545 2546 2546 2546
Node 0 DMA32 free:13568kB min:36168kB low:45208kB high:54248kB active_anon:1016008kB inactive_anon:856kB active_file:64kB inactive_file:44kB unevictable:0kB writepending:0kB present:3129332kB managed:2609736kB mlocked:0kB kernel_stack:7520kB pagetables:5320kB bounce:0kB free_pcp:516kB local_pcp:268kB free_cma:0kB
lowmem_reserve[]: 0 0 1 1 1
Node 0 Normal free:0kB min:12kB low:12kB high:12kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:1140kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0 0
 __alloc_pages_slowpath+0x2214/0x2870 mm/page_alloc.c:4315
Node 1 Normal free:19988kB min:53704kB low:67128kB high:80552kB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870168kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:348kB local_pcp:248kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0 0
Node 0 DMA: 0*4kB 1*8kB (U) 1*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10264kB
Node 0 DMA32: 992*4kB (ME) 640*8kB (UME) 198*16kB (UME) 41*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13568kB
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: 3*4kB (UME) 3*8kB (UE) 1*16kB (M) 3*32kB (UE) 2*64kB (ME) 2*128kB (ME) 2*256kB (UM) 3*512kB (ME) 3*1024kB (UM) 1*2048kB (U) 3*4096kB (M) = 19988kB
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
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
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
280 total pagecache pages
0 pages in swap cache
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
Total swap = 0kB
1965979 pages RAM
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
0 pages HighMem/MovableOnly
341741 pages reserved
0 pages cma reserved
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
aoe: skb alloc failure
 alloc_skb include/linux/skbuff.h:995 [inline]
 ndisc_alloc_skb+0x13c/0x340 net/ipv6/ndisc.c:403
syz-executor.5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
 ndisc_send_rs+0x35f/0x6e0 net/ipv6/ndisc.c:669
syz-executor.5 cpuset=syz5 mems_allowed=0-1
 addrconf_rs_timer+0x30f/0x680 net/ipv6/addrconf.c:3825
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1684 [inline]
 __run_timers kernel/time/timer.c:1652 [inline]
 run_timer_softirq+0x64f/0x16a0 kernel/time/timer.c:1697
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:console_unlock+0xf3c/0x10d0 kernel/printk/printk.c:2433
Code: fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 cb 00 00 00 48 83 3d 6d 33 9d 07 00 0f 84 b6 00 00 00 e8 9a e7 15 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 e9 15 f9 ff ff 48 8b 7d b0 e8 b1 88 4d 00 e9 9b f3
RSP: 0000:ffff8880a1757278 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff88809ae80480 RBX: 0000000000000200 RCX: 1ffff110135d01b3
RDX: 0000000000000000 RSI: ffffffff815523e6 RDI: 0000000000000293
RBP: ffff8880a1757300 R08: ffff88809ae80480 R09: ffff88809ae80d98
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
R13: ffffffff84696aa0 R14: 0000000000000032 R15: ffffffff8965e5d0
 vprintk_emit+0x280/0x6d0 kernel/printk/printk.c:1937
 vprintk_default+0x28/0x30 kernel/printk/printk.c:1979
 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398
 printk+0xba/0xed kernel/printk/printk.c:2012
 dump_unreclaimable_slab.cold+0xde/0xef mm/slab_common.c:1372
 dump_header+0x44b/0xa55 mm/oom_kill.c:447
 oom_kill_process.cold+0x10/0x6ef mm/oom_kill.c:954
 out_of_memory mm/oom_kill.c:1130 [inline]
 out_of_memory+0x362/0x1330 mm/oom_kill.c:1062
 __alloc_pages_may_oom mm/page_alloc.c:3551 [inline]
 __alloc_pages_slowpath+0x20b5/0x2870 mm/page_alloc.c:4253
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2197
 alloc_pages include/linux/gfp.h:532 [inline]
 __page_cache_alloc mm/filemap.c:969 [inline]
 __page_cache_alloc+0x2bd/0x450 mm/filemap.c:954
 page_cache_read mm/filemap.c:2408 [inline]
 filemap_fault+0xfeb/0x1f00 mm/filemap.c:2592
 ext4_filemap_fault+0x83/0xaf fs/ext4/inode.c:6353
 __do_fault+0x111/0x480 mm/memory.c:3269
 do_read_fault mm/memory.c:3681 [inline]
 do_fault mm/memory.c:3810 [inline]
 handle_pte_fault mm/memory.c:4041 [inline]
 __handle_mm_fault+0x2d78/0x3f80 mm/memory.c:4165
 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202
 __do_page_fault+0x62a/0xe90 arch/x86/mm/fault.c:1390
 do_page_fault+0x71/0x57d arch/x86/mm/fault.c:1465
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1204
RIP: 0033:0x45b153
Code: Bad RIP value.
RSP: 002b:000000c4202bc6a0 EFLAGS: 00010202
RAX: ffffffffffffff92 RBX: 000000003b97a0e3 RCX: 000000000045b153
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001e4eb40
RBP: 000000c4202bc6e8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c4202bc6d8 R11: 0000000000000202 R12: 00000089891ce028
R13: 0000000000000001 R14: 0000000000c91c60 R15: ffffffffffff8bb0
CPU: 0 PID: 24268 Comm: syz-executor.5 Not tainted 4.19.102-syzkaller #0
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455
syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-fuzzer cpuset=/ mems_allowed=0-1
 __alloc_pages_slowpath+0x2214/0x2870 mm/page_alloc.c:4315
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
 alloc_skb include/linux/skbuff.h:995 [inline]
 new_skb+0x28/0x1d0 drivers/block/aoe/aoecmd.c:67
 aoecmd_cfg_pkts drivers/block/aoe/aoecmd.c:426 [inline]
 aoecmd_cfg+0x1b5/0x640 drivers/block/aoe/aoecmd.c:1374
 discover_timer+0x4e/0x60 drivers/block/aoe/aoemain.c:24
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1684 [inline]
 __run_timers kernel/time/timer.c:1652 [inline]
 run_timer_softirq+0x64f/0x16a0 kernel/time/timer.c:1697
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:slab_alloc mm/slab.c:3390 [inline]
RIP: 0010:kmem_cache_alloc+0x287/0x700 mm/slab.c:3557
Code: 7e 0f 85 db fe ff ff e8 68 13 5e ff e9 d1 fe ff ff e8 6d f3 cd ff 48 83 3d bd 03 50 07 00 0f 84 27 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 64 fe ff ff 31 d2 be a6 01 00 00 48 c7 c7 9a 37
RSP: 0000:ffff88804d0df920 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000007 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff88804e3e0dc0 RDI: 0000000000000286
RBP: ffff88804d0df988 R08: ffff88804e3e0540 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff88821bab2b40 R14: 0000000000480020 R15: ffff88821bab2b40
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
 ____bpf_clone_redirect net/core/filter.c:2077 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2064
 bpf_prog_e2f29814702bf05a+0x49c/0x1000
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1791
 __do_sys_bpf kernel/bpf/syscall.c:2429 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:2373 [inline]
 __x64_sys_bpf+0x397/0x4c0 kernel/bpf/syscall.c:2373
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45b399
Code: Bad RIP value.
RSP: 002b:00007fec21a55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fec21a566d4 RCX: 000000000045b399
RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 0000000000000058 R14: 00000000004c1ad0 R15: 000000000075bfd4
warn_alloc_show_mem: 1 callbacks suppressed
CPU: 1 PID: 8221 Comm: syz-fuzzer Not tainted 4.19.102-syzkaller #0
Mem-Info:
active_anon:254002 inactive_anon:214 isolated_anon:0
 active_file:17 inactive_file:11 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:12719 slab_unreclaimable:1249137
 mapped:52226 shmem:252 pagetables:1330 bounce:0
 free:10955 free_pcp:216 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Node 0 active_anon:1016008kB inactive_anon:856kB active_file:64kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:0kB writeback:0kB shmem:1008kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 133120kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
Call Trace:
Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 0 DMA free:10264kB min:220kB low:272kB high:324kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
lowmem_reserve[]: 0 2545 2546 2546 2546
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455
Node 0 DMA32 free:13568kB min:36168kB low:45208kB high:54248kB active_anon:1016008kB inactive_anon:856kB active_file:64kB inactive_file:44kB unevictable:0kB writepending:0kB present:3129332kB managed:2609736kB mlocked:0kB kernel_stack:7520kB pagetables:5320kB bounce:0kB free_pcp:516kB local_pcp:268kB free_cma:0kB
lowmem_reserve[]: 0 0 1 1 1
Node 0 Normal free:0kB min:12kB low:12kB high:12kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:1140kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0 0
Node 1 Normal free:19988kB min:53704kB low:67128kB high:80552kB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870168kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:348kB local_pcp:248kB free_cma:0kB
 __alloc_pages_slowpath+0x2214/0x2870 mm/page_alloc.c:4315
lowmem_reserve[]: 0 0 0 0 0
Node 0 DMA: 0*4kB 1*8kB (U) 1*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10264kB
Node 0 DMA32: 992*4kB (ME) 640*8kB (UME) 198*16kB (UME) 41*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13568kB
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: 3*4kB (UME) 3*8kB (UE) 1*16kB (M) 3*32kB (UE) 2*64kB (ME) 2*128kB (ME) 2*256kB (UM) 3*512kB (ME) 3*1024kB (UM) 1*2048kB (U) 3*4096kB (M) = 19988kB
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
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
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
280 total pagecache pages
0 pages in swap cache
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
Total swap = 0kB
1965979 pages RAM
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
0 pages HighMem/MovableOnly
341741 pages reserved
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
0 pages cma reserved
aoe: skb alloc failure
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
syz-executor.5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-executor.5 cpuset=syz5 mems_allowed=0-1
 alloc_skb include/linux/skbuff.h:995 [inline]
 ndisc_alloc_skb+0x13c/0x340 net/ipv6/ndisc.c:403
 ndisc_send_rs+0x7c/0x6e0 net/ipv6/ndisc.c:669
 addrconf_rs_timer+0x30f/0x680 net/ipv6/addrconf.c:3825
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1684 [inline]
 __run_timers kernel/time/timer.c:1652 [inline]
 run_timer_softirq+0x64f/0x16a0 kernel/time/timer.c:1697
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:console_unlock+0xf3c/0x10d0 kernel/printk/printk.c:2433
Code: fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 cb 00 00 00 48 83 3d 6d 33 9d 07 00 0f 84 b6 00 00 00 e8 9a e7 15 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 e9 15 f9 ff ff 48 8b 7d b0 e8 b1 88 4d 00 e9 9b f3
RSP: 0000:ffff8880a1757278 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff88809ae80480 RBX: 0000000000000200 RCX: 1ffff110135d01b3
RDX: 0000000000000000 RSI: ffffffff815523e6 RDI: 0000000000000293
RBP: ffff8880a1757300 R08: ffff88809ae80480 R09: ffff88809ae80d98
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
R13: ffffffff84696aa0 R14: 0000000000000032 R15: ffffffff8965e5d0
 vprintk_emit+0x280/0x6d0 kernel/printk/printk.c:1937
 vprintk_default+0x28/0x30 kernel/printk/printk.c:1979
 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398
 printk+0xba/0xed kernel/printk/printk.c:2012
 dump_unreclaimable_slab.cold+0xde/0xef mm/slab_common.c:1372
 dump_header+0x44b/0xa55 mm/oom_kill.c:447
 oom_kill_process.cold+0x10/0x6ef mm/oom_kill.c:954
 out_of_memory mm/oom_kill.c:1130 [inline]
 out_of_memory+0x362/0x1330 mm/oom_kill.c:1062
 __alloc_pages_may_oom mm/page_alloc.c:3551 [inline]
 __alloc_pages_slowpath+0x20b5/0x2870 mm/page_alloc.c:4253
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2197
 alloc_pages include/linux/gfp.h:532 [inline]
 __page_cache_alloc mm/filemap.c:969 [inline]
 __page_cache_alloc+0x2bd/0x450 mm/filemap.c:954
 page_cache_read mm/filemap.c:2408 [inline]
 filemap_fault+0xfeb/0x1f00 mm/filemap.c:2592
 ext4_filemap_fault+0x83/0xaf fs/ext4/inode.c:6353
 __do_fault+0x111/0x480 mm/memory.c:3269
 do_read_fault mm/memory.c:3681 [inline]
 do_fault mm/memory.c:3810 [inline]
 handle_pte_fault mm/memory.c:4041 [inline]
 __handle_mm_fault+0x2d78/0x3f80 mm/memory.c:4165
 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202
 __do_page_fault+0x62a/0xe90 arch/x86/mm/fault.c:1390
 do_page_fault+0x71/0x57d arch/x86/mm/fault.c:1465
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1204
RIP: 0033:0x45b153
Code: Bad RIP value.
RSP: 002b:000000c4202bc6a0 EFLAGS: 00010202
RAX: ffffffffffffff92 RBX: 000000003b97a0e3 RCX: 000000000045b153
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001e4eb40
RBP: 000000c4202bc6e8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c4202bc6d8 R11: 0000000000000202 R12: 00000089891ce028
R13: 0000000000000001 R14: 0000000000c91c60 R15: ffffffffffff8bb0
CPU: 0 PID: 24268 Comm: syz-executor.5 Not tainted 4.19.102-syzkaller #0
ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455
syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
syz-fuzzer cpuset=/ mems_allowed=0-1
 __alloc_pages_slowpath+0x2214/0x2870 mm/page_alloc.c:4315
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
 alloc_skb include/linux/skbuff.h:995 [inline]
 new_skb+0x28/0x1d0 drivers/block/aoe/aoecmd.c:67
 aoecmd_cfg_pkts drivers/block/aoe/aoecmd.c:426 [inline]
 aoecmd_cfg+0x1b5/0x640 drivers/block/aoe/aoecmd.c:1374
 discover_timer+0x4e/0x60 drivers/block/aoe/aoemain.c:24
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1684 [inline]
 __run_timers kernel/time/timer.c:1652 [inline]
 run_timer_softirq+0x64f/0x16a0 kernel/time/timer.c:1697
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:slab_alloc mm/slab.c:3390 [inline]
RIP: 0010:kmem_cache_alloc+0x287/0x700 mm/slab.c:3557
Code: 7e 0f 85 db fe ff ff e8 68 13 5e ff e9 d1 fe ff ff e8 6d f3 cd ff 48 83 3d bd 03 50 07 00 0f 84 27 03 00 00 48 8b 7d d0 57 9d <0f> 1f 44 00 00 e9 64 fe ff ff 31 d2 be a6 01 00 00 48 c7 c7 9a 37
RSP: 0000:ffff88804d0df920 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 0000000000000007 RBX: 0000000000480020 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffff88804e3e0dc0 RDI: 0000000000000286
RBP: ffff88804d0df988 R08: ffff88804e3e0540 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffff88821bab2b40 R14: 0000000000480020 R15: ffff88821bab2b40
 skb_clone+0x156/0x3e0 net/core/skbuff.c:1284
 ____bpf_clone_redirect net/core/filter.c:2077 [inline]
 bpf_clone_redirect+0xb2/0x480 net/core/filter.c:2064
 bpf_prog_e2f29814702bf05a+0x49c/0x1000
 bpf_test_run_one net/bpf/test_run.c:22 [inline]
 bpf_test_run+0x10d/0x430 net/bpf/test_run.c:43
 bpf_prog_test_run_skb+0x64b/0xb20 net/bpf/test_run.c:147
 bpf_prog_test_run+0x129/0x1a0 kernel/bpf/syscall.c:1791
 __do_sys_bpf kernel/bpf/syscall.c:2429 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:2373 [inline]
 __x64_sys_bpf+0x397/0x4c0 kernel/bpf/syscall.c:2373
 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45b399
Code: Bad RIP value.
RSP: 002b:00007fec21a55c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fec21a566d4 RCX: 000000000045b399
RDX: 0000000000000028 RSI: 0000000020000080 RDI: 000000000000000a
RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 0000000000000058 R14: 00000000004c1ad0 R15: 000000000075bfd4
warn_alloc_show_mem: 1 callbacks suppressed
CPU: 1 PID: 8221 Comm: syz-fuzzer Not tainted 4.19.102-syzkaller #0
Mem-Info:
active_anon:254002 inactive_anon:214 isolated_anon:0
 active_file:17 inactive_file:11 isolated_file:0
 unevictable:0 dirty:0 writeback:0 unstable:0
 slab_reclaimable:12719 slab_unreclaimable:1249137
 mapped:52226 shmem:252 pagetables:1330 bounce:0
 free:10955 free_pcp:216 free_cma:0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
Node 0 active_anon:1016008kB inactive_anon:856kB active_file:64kB inactive_file:44kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:208904kB dirty:0kB writeback:0kB shmem:1008kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 133120kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 <IRQ>
Node 1 active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
Node 0 DMA free:10264kB min:220kB low:272kB high:324kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455
lowmem_reserve[]: 0 2545 2546 2546 2546
Node 0 DMA32 free:13568kB min:36168kB low:45208kB high:54248kB active_anon:1016008kB inactive_anon:856kB active_file:64kB inactive_file:44kB unevictable:0kB writepending:0kB present:3129332kB managed:2609736kB mlocked:0kB kernel_stack:7520kB pagetables:5320kB bounce:0kB free_pcp:516kB local_pcp:268kB free_cma:0kB
lowmem_reserve[]: 0 0 1 1 1
Node 0 Normal free:0kB min:12kB low:12kB high:12kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:1140kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0 0
 __alloc_pages_slowpath+0x2214/0x2870 mm/page_alloc.c:4315
Node 1 Normal free:19988kB min:53704kB low:67128kB high:80552kB active_anon:0kB inactive_anon:0kB active_file:4kB inactive_file:0kB unevictable:0kB writepending:0kB present:3932160kB managed:3870168kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:348kB local_pcp:248kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0 0
Node 0 DMA: 0*4kB 1*8kB (U) 1*16kB (U) 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10264kB
Node 0 DMA32: 992*4kB (ME) 640*8kB (UME) 198*16kB (UME) 41*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13568kB
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: 3*4kB (UME) 3*8kB (UE) 1*16kB (M) 3*32kB (UE) 2*64kB (ME) 2*128kB (ME) 2*256kB (UM) 3*512kB (ME) 3*1024kB (UM) 1*2048kB (U) 3*4096kB (M) = 19988kB
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
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
 __alloc_pages include/linux/gfp.h:496 [inline]
 __alloc_pages_node include/linux/gfp.h:509 [inline]
 kmem_getpages mm/slab.c:1412 [inline]
 cache_grow_begin+0x91/0x8c0 mm/slab.c:2682
280 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
 fallback_alloc+0x1fd/0x2d0 mm/slab.c:3224
Free swap  = 0kB
Total swap = 0kB
 ____cache_alloc_node+0x1be/0x1e0 mm/slab.c:3292
1965979 pages RAM
 slab_alloc_node mm/slab.c:3332 [inline]
 kmem_cache_alloc_node+0xe3/0x710 mm/slab.c:3647
0 pages HighMem/MovableOnly
341741 pages reserved
 __alloc_skb+0xd5/0x5f0 net/core/skbuff.c:193
0 pages cma reserved
aoe: skb alloc failure
 alloc_skb include/linux/skbuff.h:995 [inline]
 ndisc_alloc_skb+0x13c/0x340 net/ipv6/ndisc.c:403
syz-executor.5: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null)
 ndisc_send_rs+0x35f/0x6e0 net/ipv6/ndisc.c:669
syz-executor.5 cpuset=syz5 mems_allowed=0-1
 addrconf_rs_timer+0x30f/0x680 net/ipv6/addrconf.c:3825
 call_timer_fn+0x18d/0x720 kernel/time/timer.c:1326
 expire_timers kernel/time/timer.c:1363 [inline]
 __run_timers kernel/time/timer.c:1684 [inline]
 __run_timers kernel/time/timer.c:1652 [inline]
 run_timer_softirq+0x64f/0x16a0 kernel/time/timer.c:1697
 __do_softirq+0x25c/0x921 kernel/softirq.c:292
 invoke_softirq kernel/softirq.c:372 [inline]
 irq_exit+0x180/0x1d0 kernel/softirq.c:412
 exiting_irq arch/x86/include/asm/apic.h:536 [inline]
 smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1094
 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:893
 </IRQ>
RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline]
RIP: 0010:console_unlock+0xf3c/0x10d0 kernel/printk/printk.c:2433
Code: fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 cb 00 00 00 48 83 3d 6d 33 9d 07 00 0f 84 b6 00 00 00 e8 9a e7 15 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 e9 15 f9 ff ff 48 8b 7d b0 e8 b1 88 4d 00 e9 9b f3
RSP: 0000:ffff8880a1757278 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff88809ae80480 RBX: 0000000000000200 RCX: 1ffff110135d01b3
RDX: 0000000000000000 RSI: ffffffff815523e6 RDI: 0000000000000293
RBP: ffff8880a1757300 R08: ffff88809ae80480 R09: ffff88809ae80d98
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001
R13: ffffffff84696aa0 R14: 0000000000000032 R15: ffffffff8965e5d0
 vprintk_emit+0x280/0x6d0 kernel/printk/printk.c:1937
 vprintk_default+0x28/0x30 kernel/printk/printk.c:1979
 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398
 printk+0xba/0xed kernel/printk/printk.c:2012
 dump_unreclaimable_slab.cold+0xde/0xef mm/slab_common.c:1372
 dump_header+0x44b/0xa55 mm/oom_kill.c:447
 oom_kill_process.cold+0x10/0x6ef mm/oom_kill.c:954
 out_of_memory mm/oom_kill.c:1130 [inline]
 out_of_memory+0x362/0x1330 mm/oom_kill.c:1062
 __alloc_pages_may_oom mm/page_alloc.c:3551 [inline]
 __alloc_pages_slowpath+0x20b5/0x2870 mm/page_alloc.c:4253
 __alloc_pages_nodemask+0x617/0x750 mm/page_alloc.c:4417
 alloc_pages_current+0x107/0x210 mm/mempolicy.c:2197
 alloc_pages include/linux/gfp.h:532 [inline]
 __page_cache_alloc mm/filemap.c:969 [inline]
 __page_cache_alloc+0x2bd/0x450 mm/filemap.c:954
 page_cache_read mm/filemap.c:2408 [inline]
 filemap_fault+0xfeb/0x1f00 mm/filemap.c:2592
 ext4_filemap_fault+0x83/0xaf fs/ext4/inode.c:6353
 __do_fault+0x111/0x480 mm/memory.c:3269
 do_read_fault mm/memory.c:3681 [inline]
 do_fault mm/memory.c:3810 [inline]
 handle_pte_fault mm/memory.c:4041 [inline]
 __handle_mm_fault+0x2d78/0x3f80 mm/memory.c:4165
 handle_mm_fault+0x1b5/0x690 mm/memory.c:4202
 __do_page_fault+0x62a/0xe90 arch/x86/mm/fault.c:1390
 do_page_fault+0x71/0x57d arch/x86/mm/fault.c:1465
 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1204
RIP: 0033:0x45b153
Code: Bad RIP value.
RSP: 002b:000000c4202bc6a0 EFLAGS: 00010202
RAX: ffffffffffffff92 RBX: 000000003b97a0e3 RCX: 000000000045b153
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001e4eb40
RBP: 000000c4202bc6e8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c4202bc6d8 R11: 0000000000000202 R12: 00000089891ce028
R13: 0000000000000001 R14: 0000000000c91c60 R15: ffffffffffff8bb0
CPU: 0 PID: 24268 Comm: syz-executor.5 Not tainted 4.19.102-syzkaller #0