n.constprop.0+0x265/0x360 [ 1973.217114] __do_softirq+0x265/0x980 [ 1973.220908] irq_exit+0x215/0x260 [ 1973.224350] smp_apic_timer_interrupt+0x136/0x550 [ 1973.229184] apic_timer_interrupt+0xf/0x20 [ 1973.233426] [ 1973.235685] RIP: 0010:console_unlock+0xf6e/0x1110 [ 1973.240517] Code: ff df 48 c1 e8 03 80 3c 10 00 0f 85 44 01 00 00 48 83 3d dc c2 a3 08 00 0f 84 2f 01 00 00 e8 b9 c5 14 00 48 8b 7c 24 30 57 9d <0f> 1f 44 00 00 e9 e4 fc ff ff 48 8b 7c 24 20 e8 6e a1 4a 00 e9 cf [ 1973.259406] RSP: 0018:ffff88809566f550 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 1973.267102] RAX: ffff8880b24be380 RBX: 0000000000000200 RCX: 1ffff11016497d94 [ 1973.274355] RDX: 0000000000000000 RSI: ffffffff814dbfb7 RDI: 0000000000000293 [ 1973.281622] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 1973.288874] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff8446efa0 [ 1973.296129] R13: 000000000000002e R14: 0000000000000000 R15: ffffffff8a6dd090 [ 1973.303396] ? netconsole_netdev_event+0x280/0x280 [ 1973.308318] ? console_unlock+0xf67/0x1110 [ 1973.312551] vprintk_emit+0x2d1/0x740 [ 1973.316353] vprintk_func+0x79/0x180 [ 1973.320052] printk+0xba/0xed [ 1973.323146] ? log_store.cold+0x16/0x16 [ 1973.327112] ? mark_held_locks+0xa6/0xf0 [ 1973.331165] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 1973.335734] ? _raw_spin_unlock_irq+0x5a/0x80 [ 1973.340229] ? get_slabinfo+0x78/0x100 [ 1973.344109] dump_unreclaimable_slab.cold+0xea/0xef [ 1973.349116] dump_header+0x44c/0xc3f [ 1973.352816] ? _raw_spin_unlock_irqrestore+0xaf/0xe0 [ 1973.357903] ? ___ratelimit+0x319/0x590 [ 1973.361866] oom_kill_process.cold+0x10/0x692 [ 1973.366350] ? check_preemption_disabled+0x41/0x280 [ 1973.371359] ? has_intersects_mems_allowed+0x1d6/0x290 [ 1973.376626] out_of_memory+0x1072/0x1390 [ 1973.380680] ? oom_killer_disable+0x270/0x270 [ 1973.385167] ? mutex_trylock+0x15f/0x1a0 [ 1973.389233] __alloc_pages_nodemask+0x23a2/0x2890 [ 1973.394073] ? find_get_entry+0x4cd/0x8a0 [ 1973.398223] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1973.403074] alloc_pages_current+0x193/0x2a0 [ 1973.407472] filemap_fault+0x146e/0x2180 [ 1973.411546] ext4_filemap_fault+0x84/0xb0 [ 1973.415683] __do_fault+0x10b/0x4b0 [ 1973.419305] __handle_mm_fault+0x273b/0x41c0 [ 1973.423704] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 1973.428796] ? vm_insert_page+0x9c0/0x9c0 [ 1973.432946] ? check_preemption_disabled+0x41/0x280 [ 1973.437957] handle_mm_fault+0x436/0xb10 [ 1973.442013] __do_page_fault+0x68e/0xd60 [ 1973.446067] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1973.451086] ? spurious_fault+0x840/0x840 [ 1973.455224] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1973.460073] ? page_fault+0x8/0x30 [ 1973.463603] page_fault+0x1e/0x30 [ 1973.467045] RIP: 0033:0x441b32 [ 1973.470232] Code: Bad RIP value. [ 1973.473583] RSP: 002b:000000c00003ff30 EFLAGS: 00010206 [ 1973.478932] RAX: 000001c8ec266a24 RBX: 000000c000030000 RCX: 0000000000000000 [ 1973.486189] RDX: 000000001bd64624 RSI: 000000c00003ff00 RDI: 000000c00003fedc [ 1973.493443] RBP: 000000c00003ff88 R08: 00007ffd20d5a000 R09: 000001f76b956267 [ 1973.500700] R10: 000deb231221e2d6 R11: 0000000000000001 R12: 000000c00003ff10 [ 1973.507954] R13: 000000c000030000 R14: 000000c0000004e0 R15: 00007fedd05b4034 [ 1973.515228] warn_alloc_show_mem: 1 callbacks suppressed [ 1973.515238] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1973.515239] Mem-Info: [ 1973.515265] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1973.515265] active_file:13 inactive_file:13 isolated_file:0 [ 1973.515265] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1973.515265] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1973.515265] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1973.515265] free:11077 free_pcp:541 free_cma:0 [ 1973.520679] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1973.528033] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1973.530418] Call Trace: [ 1973.564007] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1973.573326] [ 1973.601150] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1973.603726] dump_stack+0x1fc/0x2ef [ 1973.629370] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1973.631513] warn_alloc.cold+0x7b/0x18f [ 1973.657582] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1973.661207] ? zone_watermark_ok_safe+0x260/0x260 [ 1973.666187] lowmem_reserve[]: 0 0 1 1 1 [ 1973.670155] ? wakeup_kcompactd+0x27/0x540 [ 1973.699098] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1973.703929] ? wakeup_kswapd+0x3cb/0x660 [ 1973.707868] lowmem_reserve[]: 0 0 0 0 0 [ 1973.712177] ? __zone_watermark_ok+0x300/0x300 [ 1973.737995] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1973.742045] ? wake_all_kswapds+0x143/0x2c0 [ 1973.745987] lowmem_reserve[]: 0 0 0 0 0 [ 1973.750561] __alloc_pages_nodemask+0x232f/0x2890 [ 1973.778211] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1973.782542] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1973.786473] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1973.791305] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1973.804125] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1973.808958] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1973.823320] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1973.828160] ? static_obj+0x50/0x50 [ 1973.839133] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1973.843958] ? ____cache_alloc_node+0x156/0x1d0 [ 1973.858841] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1973.862451] cache_grow_begin+0xa4/0x8a0 [ 1973.871260] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1973.875935] fallback_alloc+0x213/0x2e0 [ 1973.884481] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1973.888527] kmem_cache_alloc_node+0xe3/0x3b0 [ 1973.897330] 28277 total pagecache pages [ 1973.901291] __alloc_skb+0x71/0x560 [ 1973.910010] 0 pages in swap cache [ 1973.914504] __netdev_alloc_skb+0x76/0x460 [ 1973.918447] Swap cache stats: add 0, delete 0, find 0/0 [ 1973.922060] send_hsr_supervision_frame+0x107/0xf70 [ 1973.925567] Free swap = 0kB [ 1973.929786] ? lock_acquire+0x170/0x3c0 [ 1973.935116] Total swap = 0kB [ 1973.935124] 2097051 pages RAM [ 1973.940135] ? check_preemption_disabled+0x41/0x280 [ 1973.943121] 0 pages HighMem/MovableOnly [ 1973.947082] hsr_announce+0x125/0x3a0 [ 1973.950088] 369649 pages reserved [ 1973.953181] call_timer_fn+0x177/0x700 [ 1973.958162] 0 pages cma reserved [ 1973.958282] syz-fuzzer: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1973.962138] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1973.965908] syz-fuzzer cpuset=/ mems_allowed=0-1 [ 1973.969357] ? process_timeout+0x40/0x40 [ 1974.000710] ? mark_held_locks+0xa6/0xf0 [ 1974.004765] ? _raw_spin_unlock_irq+0x24/0x80 [ 1974.009247] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1974.014613] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1974.019800] expire_timers+0x243/0x4e0 [ 1974.023681] run_timer_softirq+0x21c/0x670 [ 1974.027905] ? expire_timers+0x4e0/0x4e0 [ 1974.031959] ? check_preemption_disabled+0x41/0x280 [ 1974.037320] __do_softirq+0x265/0x980 [ 1974.041115] irq_exit+0x215/0x260 [ 1974.044555] smp_apic_timer_interrupt+0x136/0x550 [ 1974.049389] apic_timer_interrupt+0xf/0x20 [ 1974.053693] [ 1974.055923] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1974.061363] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1974.080263] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1974.087963] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1974.095220] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1974.102475] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1974.109733] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1974.116989] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1974.124266] ? list_lru_count_one+0x41/0x360 [ 1974.128682] list_lru_count_one+0x41/0x360 [ 1974.132921] super_cache_count+0x1b4/0x2e0 [ 1974.137150] ? f2fs_shrink_count+0x217/0x2a0 [ 1974.141550] do_shrink_slab+0x10b/0xa40 [ 1974.145518] shrink_slab+0x16f/0x550 [ 1974.149225] ? do_shrink_slab+0xa40/0xa40 [ 1974.153396] shrink_node.isra.0+0x2d3/0x1300 [ 1974.157804] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1974.162648] ? queue_work_on+0x11a/0x1f0 [ 1974.166720] ? vmpressure+0x28a/0x320 [ 1974.170555] do_try_to_free_pages+0x38e/0xfe0 [ 1974.175056] ? node_reclaim+0x850/0x850 [ 1974.179031] try_to_free_pages+0x27f/0x7c0 [ 1974.183272] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1974.187956] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1974.192982] __alloc_pages_nodemask+0xcc8/0x2890 [ 1974.197744] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1974.202577] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1974.207409] ? finish_task_switch+0x146/0x760 [ 1974.211917] ? mark_held_locks+0xa6/0xf0 [ 1974.215966] ? ____cache_alloc_node+0x156/0x1d0 [ 1974.220623] ? cache_grow_begin+0x64/0x8a0 [ 1974.224854] cache_grow_begin+0xa4/0x8a0 [ 1974.228908] fallback_alloc+0x213/0x2e0 [ 1974.232876] kmem_cache_alloc_trace+0x1f1/0x380 [ 1974.237887] do_syslog.part.0+0x24f/0x1510 [ 1974.242115] ? console_trylock+0x90/0x90 [ 1974.246163] ? wait_woken+0x250/0x250 [ 1974.249963] ? security_syslog+0x73/0x90 [ 1974.254015] do_syslog+0x49/0x60 [ 1974.257389] kmsg_read+0x8a/0xb0 [ 1974.260744] ? kmsg_poll+0xb0/0xb0 [ 1974.264272] proc_reg_read+0x1bd/0x2d0 [ 1974.268150] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1974.273072] ? lock_acquire+0x170/0x3c0 [ 1974.277035] ? __fdget_pos+0x26f/0x310 [ 1974.280920] __vfs_read+0xf7/0x750 [ 1974.284447] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1974.289371] ? __se_sys_copy_file_range+0x410/0x410 [ 1974.294375] ? fsnotify_first_mark+0x200/0x200 [ 1974.298946] ? mutex_trylock+0x1a0/0x1a0 [ 1974.303005] ? security_file_permission+0x1c0/0x220 [ 1974.308027] vfs_read+0x194/0x3c0 [ 1974.311478] ksys_read+0x12b/0x2a0 [ 1974.315009] ? kernel_write+0x110/0x110 [ 1974.318976] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1974.323993] ? do_syscall_64+0x21/0x620 [ 1974.327957] do_syscall_64+0xf9/0x620 [ 1974.331758] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1974.336950] RIP: 0033:0x7f32b454c22d [ 1974.340658] Code: Bad RIP value. [ 1974.344009] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1974.351792] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1974.359089] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1974.366358] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1974.373617] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1974.380881] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1974.388160] CPU: 0 PID: 8134 Comm: syz-fuzzer Not tainted 4.19.211-syzkaller #0 [ 1974.388478] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1974.395606] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1974.405722] in:imklog cpuset=/ mems_allowed=0-1 [ 1974.415059] Call Trace: [ 1974.422534] [ 1974.424680] dump_stack+0x1fc/0x2ef [ 1974.428303] warn_alloc.cold+0x7b/0x18f [ 1974.432267] ? zone_watermark_ok_safe+0x260/0x260 [ 1974.437097] ? wakeup_kcompactd+0x27/0x540 [ 1974.441324] ? wakeup_kswapd+0x3cb/0x660 [ 1974.445403] ? __zone_watermark_ok+0x300/0x300 [ 1974.449975] ? wake_all_kswapds+0x143/0x2c0 [ 1974.454362] __alloc_pages_nodemask+0x232f/0x2890 [ 1974.459208] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1974.464048] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1974.468884] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1974.473717] ? __lock_acquire+0x6de/0x3ff0 [ 1974.477946] ? __lock_acquire+0x6de/0x3ff0 [ 1974.482178] ? ____cache_alloc_node+0x156/0x1d0 [ 1974.486840] cache_grow_begin+0xa4/0x8a0 [ 1974.490980] fallback_alloc+0x213/0x2e0 [ 1974.494951] kmem_cache_alloc_node+0xe3/0x3b0 [ 1974.499440] __alloc_skb+0x71/0x560 [ 1974.503065] __netdev_alloc_skb+0x76/0x460 [ 1974.507307] __ieee80211_beacon_get+0xc7d/0x1a30 [ 1974.512070] ? ieee80211_csa_update_counter+0x470/0x470 [ 1974.517426] ? tick_program_event+0xb4/0x140 [ 1974.521914] ? mark_held_locks+0xf0/0xf0 [ 1974.525992] ieee80211_beacon_get_tim+0x88/0x890 [ 1974.530740] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1974.535487] ? ieee80211_beacon_get_template+0x30/0x30 [ 1974.540755] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1974.545505] mac80211_hwsim_beacon_tx+0xff/0x680 [ 1974.550255] __iterate_interfaces+0x2e1/0x4a0 [ 1974.554740] ? hwsim_send_ps_poll+0x510/0x510 [ 1974.559227] ? hwsim_send_ps_poll+0x510/0x510 [ 1974.563710] ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 [ 1974.570019] mac80211_hwsim_beacon+0xc9/0x190 [ 1974.574506] __tasklet_hrtimer_trampoline+0x29/0xa0 [ 1974.579513] tasklet_action_common.constprop.0+0x265/0x360 [ 1974.585150] __do_softirq+0x265/0x980 [ 1974.588946] irq_exit+0x215/0x260 [ 1974.592387] smp_apic_timer_interrupt+0x136/0x550 [ 1974.597221] apic_timer_interrupt+0xf/0x20 [ 1974.601439] [ 1974.603669] RIP: 0010:console_unlock+0xf6e/0x1110 [ 1974.608502] Code: ff df 48 c1 e8 03 80 3c 10 00 0f 85 44 01 00 00 48 83 3d dc c2 a3 08 00 0f 84 2f 01 00 00 e8 b9 c5 14 00 48 8b 7c 24 30 57 9d <0f> 1f 44 00 00 e9 e4 fc ff ff 48 8b 7c 24 20 e8 6e a1 4a 00 e9 cf [ 1974.627404] RSP: 0018:ffff88809566f550 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13 [ 1974.635098] RAX: ffff8880b24be380 RBX: 0000000000000200 RCX: 1ffff11016497d94 [ 1974.642354] RDX: 0000000000000000 RSI: ffffffff814dbfb7 RDI: 0000000000000293 [ 1974.649609] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 1974.656865] R10: 0000000000000000 R11: 0000000000000000 R12: ffffffff8446efa0 [ 1974.664125] R13: 000000000000002e R14: 0000000000000000 R15: ffffffff8a6dd090 [ 1974.671393] ? netconsole_netdev_event+0x280/0x280 [ 1974.676320] ? console_unlock+0xf67/0x1110 [ 1974.680575] vprintk_emit+0x2d1/0x740 [ 1974.684367] vprintk_func+0x79/0x180 [ 1974.688073] printk+0xba/0xed [ 1974.691172] ? log_store.cold+0x16/0x16 [ 1974.695134] ? mark_held_locks+0xa6/0xf0 [ 1974.699191] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 1974.703761] ? _raw_spin_unlock_irq+0x5a/0x80 [ 1974.708246] ? get_slabinfo+0x78/0x100 [ 1974.712129] dump_unreclaimable_slab.cold+0xea/0xef [ 1974.717153] dump_header+0x44c/0xc3f [ 1974.720857] ? _raw_spin_unlock_irqrestore+0xaf/0xe0 [ 1974.725947] ? ___ratelimit+0x319/0x590 [ 1974.729913] oom_kill_process.cold+0x10/0x692 [ 1974.734406] ? check_preemption_disabled+0x41/0x280 [ 1974.739414] ? has_intersects_mems_allowed+0x1d6/0x290 [ 1974.744680] out_of_memory+0x1072/0x1390 [ 1974.748734] ? oom_killer_disable+0x270/0x270 [ 1974.753219] ? mutex_trylock+0x15f/0x1a0 [ 1974.757429] __alloc_pages_nodemask+0x23a2/0x2890 [ 1974.762270] ? find_get_entry+0x4cd/0x8a0 [ 1974.766588] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1974.771438] alloc_pages_current+0x193/0x2a0 [ 1974.775835] filemap_fault+0x146e/0x2180 [ 1974.779916] ext4_filemap_fault+0x84/0xb0 [ 1974.784055] __do_fault+0x10b/0x4b0 [ 1974.787673] __handle_mm_fault+0x273b/0x41c0 [ 1974.792072] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 1974.797161] ? vm_insert_page+0x9c0/0x9c0 [ 1974.801315] ? check_preemption_disabled+0x41/0x280 [ 1974.806328] handle_mm_fault+0x436/0xb10 [ 1974.810385] __do_page_fault+0x68e/0xd60 [ 1974.814702] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1974.819708] ? spurious_fault+0x840/0x840 [ 1974.823861] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1974.828695] ? page_fault+0x8/0x30 [ 1974.832225] page_fault+0x1e/0x30 [ 1974.835666] RIP: 0033:0x441b32 [ 1974.838850] Code: Bad RIP value. [ 1974.842201] RSP: 002b:000000c00003ff30 EFLAGS: 00010206 [ 1974.847551] RAX: 000001c8ec266a24 RBX: 000000c000030000 RCX: 0000000000000000 [ 1974.854808] RDX: 000000001bd64624 RSI: 000000c00003ff00 RDI: 000000c00003fedc [ 1974.862063] RBP: 000000c00003ff88 R08: 00007ffd20d5a000 R09: 000001f76b956267 [ 1974.869343] R10: 000deb231221e2d6 R11: 0000000000000001 R12: 000000c00003ff10 [ 1974.876602] R13: 000000c000030000 R14: 000000c0000004e0 R15: 00007fedd05b4034 [ 1974.883871] warn_alloc_show_mem: 1 callbacks suppressed [ 1974.883881] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1974.883882] Mem-Info: [ 1974.883908] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1974.883908] active_file:13 inactive_file:13 isolated_file:0 [ 1974.883908] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1974.883908] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1974.883908] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1974.883908] free:11077 free_pcp:541 free_cma:0 [ 1974.889248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1974.896602] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1974.898986] Call Trace: [ 1974.932379] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1974.941704] [ 1974.969526] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1974.972104] dump_stack+0x1fc/0x2ef [ 1974.997739] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1974.999890] warn_alloc.cold+0x7b/0x18f [ 1975.025967] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1975.029585] ? zone_watermark_ok_safe+0x260/0x260 [ 1975.034666] lowmem_reserve[]: 0 0 1 1 1 [ 1975.038627] ? wakeup_kcompactd+0x27/0x540 [ 1975.067580] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1975.072410] ? wakeup_kswapd+0x3cb/0x660 [ 1975.076349] lowmem_reserve[]: 0 0 0 0 0 [ 1975.080581] ? __zone_watermark_ok+0x300/0x300 [ 1975.106396] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1975.110445] ? wake_all_kswapds+0x143/0x2c0 [ 1975.114385] lowmem_reserve[]: 0 0 0 0 0 [ 1975.118955] __alloc_pages_nodemask+0x232f/0x2890 [ 1975.146592] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1975.150913] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1975.154843] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1975.159670] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1975.172465] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1975.177293] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1975.191664] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1975.196512] ? mark_held_locks+0xf0/0xf0 [ 1975.207483] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1975.212308] ? __lock_acquire+0x6de/0x3ff0 [ 1975.227188] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1975.231229] ? mark_held_locks+0xf0/0xf0 [ 1975.240044] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1975.244262] ? ____cache_alloc_node+0x156/0x1d0 [ 1975.252807] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1975.256850] cache_grow_begin+0xa4/0x8a0 [ 1975.265652] 28277 total pagecache pages [ 1975.270308] fallback_alloc+0x213/0x2e0 [ 1975.278852] 0 pages in swap cache [ 1975.282896] kmem_cache_alloc_node+0xe3/0x3b0 [ 1975.286837] Swap cache stats: add 0, delete 0, find 0/0 [ 1975.290794] __alloc_skb+0x71/0x560 [ 1975.294211] Free swap = 0kB [ 1975.298688] __pskb_copy_fclone+0x10c/0xcc0 [ 1975.304019] Total swap = 0kB [ 1975.307634] ? check_preemption_disabled+0x41/0x280 [ 1975.310620] 2097051 pages RAM [ 1975.314932] tipc_udp_send_msg+0x302/0x490 [ 1975.317914] 0 pages HighMem/MovableOnly [ 1975.322921] tipc_bearer_xmit_skb+0x15b/0x330 [ 1975.325985] 369649 pages reserved [ 1975.325992] 0 pages cma reserved [ 1975.330211] tipc_disc_timeout+0x855/0xc90 [ 1975.334329] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1975.338631] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1975.342054] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1975.345405] ? lock_downgrade+0x720/0x720 [ 1975.373309] ? assoc_array_delete+0x283/0xc10 [ 1975.377815] call_timer_fn+0x177/0x700 [ 1975.381702] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1975.386198] ? process_timeout+0x40/0x40 [ 1975.390259] ? mark_held_locks+0xa6/0xf0 [ 1975.394319] ? _raw_spin_unlock_irq+0x24/0x80 [ 1975.398987] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1975.403484] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1975.407966] expire_timers+0x243/0x4e0 [ 1975.411845] run_timer_softirq+0x21c/0x670 [ 1975.416071] ? expire_timers+0x4e0/0x4e0 [ 1975.420124] ? check_preemption_disabled+0x41/0x280 [ 1975.425132] __do_softirq+0x265/0x980 [ 1975.428927] irq_exit+0x215/0x260 [ 1975.432367] smp_apic_timer_interrupt+0x136/0x550 [ 1975.437215] apic_timer_interrupt+0xf/0x20 [ 1975.441434] [ 1975.443680] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1975.449121] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1975.468007] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1975.475711] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1975.482968] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1975.490223] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1975.497480] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1975.504738] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1975.512011] ? list_lru_count_one+0x41/0x360 [ 1975.516409] list_lru_count_one+0x41/0x360 [ 1975.520643] super_cache_count+0x1b4/0x2e0 [ 1975.524876] ? f2fs_shrink_count+0x217/0x2a0 [ 1975.529276] do_shrink_slab+0x10b/0xa40 [ 1975.533244] shrink_slab+0x16f/0x550 [ 1975.536946] ? do_shrink_slab+0xa40/0xa40 [ 1975.541098] shrink_node.isra.0+0x2d3/0x1300 [ 1975.545508] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1975.550337] ? queue_work_on+0x11a/0x1f0 [ 1975.554392] ? vmpressure+0x28a/0x320 [ 1975.558189] do_try_to_free_pages+0x38e/0xfe0 [ 1975.562689] ? node_reclaim+0x850/0x850 [ 1975.566658] try_to_free_pages+0x27f/0x7c0 [ 1975.570895] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1975.575560] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1975.580568] __alloc_pages_nodemask+0xcc8/0x2890 [ 1975.585325] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1975.590159] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1975.594990] ? finish_task_switch+0x146/0x760 [ 1975.599484] ? mark_held_locks+0xa6/0xf0 [ 1975.603532] ? ____cache_alloc_node+0x156/0x1d0 [ 1975.608189] ? cache_grow_begin+0x64/0x8a0 [ 1975.612412] cache_grow_begin+0xa4/0x8a0 [ 1975.616463] fallback_alloc+0x213/0x2e0 [ 1975.620433] kmem_cache_alloc_trace+0x1f1/0x380 [ 1975.625094] do_syslog.part.0+0x24f/0x1510 [ 1975.629325] ? console_trylock+0x90/0x90 [ 1975.633375] ? wait_woken+0x250/0x250 [ 1975.637165] ? security_syslog+0x73/0x90 [ 1975.641219] do_syslog+0x49/0x60 [ 1975.644582] kmsg_read+0x8a/0xb0 [ 1975.647933] ? kmsg_poll+0xb0/0xb0 [ 1975.651470] proc_reg_read+0x1bd/0x2d0 [ 1975.655357] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1975.660366] ? lock_acquire+0x170/0x3c0 [ 1975.664326] ? __fdget_pos+0x26f/0x310 [ 1975.668205] __vfs_read+0xf7/0x750 [ 1975.671729] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1975.676646] ? __se_sys_copy_file_range+0x410/0x410 [ 1975.681656] ? fsnotify_first_mark+0x200/0x200 [ 1975.686228] ? mutex_trylock+0x1a0/0x1a0 [ 1975.690286] ? security_file_permission+0x1c0/0x220 [ 1975.695296] vfs_read+0x194/0x3c0 [ 1975.698740] ksys_read+0x12b/0x2a0 [ 1975.702275] ? kernel_write+0x110/0x110 [ 1975.706252] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1975.711256] ? do_syscall_64+0x21/0x620 [ 1975.715226] do_syscall_64+0xf9/0x620 [ 1975.719017] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1975.724199] RIP: 0033:0x7f32b454c22d [ 1975.727902] Code: Bad RIP value. [ 1975.731260] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1975.738951] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1975.746205] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1975.753457] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1975.760713] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1975.767977] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1975.775267] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1975.775414] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1975.782543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1975.792656] in:imklog cpuset=/ mems_allowed=0-1 [ 1975.801985] Call Trace: [ 1975.802005] dump_stack+0x1fc/0x2ef [ 1975.812806] warn_alloc.cold+0x7b/0x18f [ 1975.816773] ? zone_watermark_ok_safe+0x260/0x260 [ 1975.821601] ? wakeup_kcompactd+0x27/0x540 [ 1975.825847] ? wakeup_kswapd+0x3cb/0x660 [ 1975.829900] ? __zone_watermark_ok+0x300/0x300 [ 1975.834470] ? wake_all_kswapds+0x143/0x2c0 [ 1975.838789] __alloc_pages_nodemask+0x232f/0x2890 [ 1975.843644] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1975.848478] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1975.853312] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1975.858162] ? __lock_acquire+0x6de/0x3ff0 [ 1975.862388] ? ____cache_alloc_node+0x156/0x1d0 [ 1975.867044] cache_grow_begin+0xa4/0x8a0 [ 1975.871097] fallback_alloc+0x213/0x2e0 [ 1975.875061] kmem_cache_alloc_node+0xe3/0x3b0 [ 1975.879549] __alloc_skb+0x71/0x560 [ 1975.883168] __netdev_alloc_skb+0x76/0x460 [ 1975.887397] __ieee80211_beacon_get+0xc7d/0x1a30 [ 1975.892160] ? ieee80211_csa_update_counter+0x470/0x470 [ 1975.897514] ? find_busiest_group+0x25f0/0x25f0 [ 1975.902173] ? mark_held_locks+0xf0/0xf0 [ 1975.906223] ? mark_held_locks+0xf0/0xf0 [ 1975.910281] ieee80211_beacon_get_tim+0x88/0x890 [ 1975.915040] ? set_next_entity+0xb52/0x1dc0 [ 1975.919352] ? ieee80211_beacon_get_template+0x30/0x30 [ 1975.924620] ? finish_task_switch+0x146/0x760 [ 1975.929110] mac80211_hwsim_beacon_tx+0xff/0x680 [ 1975.933870] __iterate_interfaces+0x2e1/0x4a0 [ 1975.938356] ? hwsim_send_ps_poll+0x510/0x510 [ 1975.942841] ? hwsim_send_ps_poll+0x510/0x510 [ 1975.947321] ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 [ 1975.953632] mac80211_hwsim_beacon+0xc9/0x190 [ 1975.958116] __tasklet_hrtimer_trampoline+0x29/0xa0 [ 1975.963121] tasklet_action_common.constprop.0+0x265/0x360 [ 1975.968737] __do_softirq+0x265/0x980 [ 1975.972552] ? __local_bh_enable_ip+0x270/0x270 [ 1975.977207] run_ksoftirqd+0x57/0x110 [ 1975.981007] smpboot_thread_fn+0x655/0x9e0 [ 1975.985231] ? __kthread_parkme+0x4c/0x1e0 [ 1975.989456] ? sort_range+0x30/0x30 [ 1975.993075] ? __kthread_parkme+0x133/0x1e0 [ 1975.997398] ? sort_range+0x30/0x30 [ 1976.001013] kthread+0x33f/0x460 [ 1976.004365] ? kthread_park+0x180/0x180 [ 1976.008330] ret_from_fork+0x24/0x30 [ 1976.012041] warn_alloc_show_mem: 1 callbacks suppressed [ 1976.012050] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1976.012052] Mem-Info: [ 1976.012078] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1976.012078] active_file:13 inactive_file:13 isolated_file:0 [ 1976.012078] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1976.012078] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1976.012078] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1976.012078] free:11077 free_pcp:541 free_cma:0 [ 1976.017416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1976.024766] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1976.027153] Call Trace: [ 1976.060593] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1976.069914] [ 1976.097732] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1976.100308] dump_stack+0x1fc/0x2ef [ 1976.125946] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1976.128091] warn_alloc.cold+0x7b/0x18f [ 1976.154167] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1976.157788] ? zone_watermark_ok_safe+0x260/0x260 [ 1976.162771] lowmem_reserve[]: 0 0 1 1 1 [ 1976.166732] ? wakeup_kcompactd+0x27/0x540 [ 1976.195847] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1976.200779] ? wakeup_kswapd+0x3cb/0x660 [ 1976.204815] lowmem_reserve[]: 0 0 0 0 0 [ 1976.209055] ? __zone_watermark_ok+0x300/0x300 [ 1976.234882] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1976.239035] ? wake_all_kswapds+0x143/0x2c0 [ 1976.242974] lowmem_reserve[]: 0 0 0 0 0 [ 1976.247545] __alloc_pages_nodemask+0x232f/0x2890 [ 1976.275182] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1976.279534] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1976.283460] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1976.288291] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1976.301095] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1976.305938] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1976.320297] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1976.325141] ? retint_kernel+0x2d/0x2d [ 1976.336124] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1976.340953] ? __alloc_skb+0x71/0x560 [ 1976.355835] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1976.359704] ? static_obj+0x50/0x50 [ 1976.368514] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1976.372301] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 1976.380846] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1976.384453] ? ____cache_alloc_node+0x156/0x1d0 [ 1976.393344] 28277 total pagecache pages [ 1976.398345] cache_grow_begin+0xa4/0x8a0 [ 1976.407023] 0 pages in swap cache [ 1976.411696] fallback_alloc+0x213/0x2e0 [ 1976.415631] Swap cache stats: add 0, delete 0, find 0/0 [ 1976.415640] Free swap = 0kB [ 1976.419702] kmem_cache_alloc_node+0xe3/0x3b0 [ 1976.423120] Total swap = 0kB [ 1976.427090] __alloc_skb+0x71/0x560 [ 1976.432428] 2097051 pages RAM [ 1976.435453] __netdev_alloc_skb+0x76/0x460 [ 1976.439919] 0 pages HighMem/MovableOnly [ 1976.442928] send_hsr_supervision_frame+0x107/0xf70 [ 1976.446521] 369649 pages reserved [ 1976.449628] ? lock_acquire+0x170/0x3c0 [ 1976.453842] 0 pages cma reserved [ 1976.457835] ? check_preemption_disabled+0x41/0x280 [ 1976.463127] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1976.466472] hsr_announce+0x125/0x3a0 [ 1976.470413] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1976.473787] call_timer_fn+0x177/0x700 [ 1976.501515] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1976.506696] ? process_timeout+0x40/0x40 [ 1976.510762] ? mark_held_locks+0xa6/0xf0 [ 1976.514814] ? _raw_spin_unlock_irq+0x24/0x80 [ 1976.519299] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1976.524491] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1976.529671] expire_timers+0x243/0x4e0 [ 1976.533550] run_timer_softirq+0x21c/0x670 [ 1976.537778] ? expire_timers+0x4e0/0x4e0 [ 1976.541832] ? check_preemption_disabled+0x41/0x280 [ 1976.546927] __do_softirq+0x265/0x980 [ 1976.550726] irq_exit+0x215/0x260 [ 1976.554168] smp_apic_timer_interrupt+0x136/0x550 [ 1976.559016] apic_timer_interrupt+0xf/0x20 [ 1976.563239] [ 1976.565476] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1976.570917] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1976.589804] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1976.597499] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1976.604757] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1976.612014] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1976.619271] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1976.626528] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1976.633800] ? list_lru_count_one+0x41/0x360 [ 1976.638201] list_lru_count_one+0x41/0x360 [ 1976.642436] super_cache_count+0x1b4/0x2e0 [ 1976.646664] ? f2fs_shrink_count+0x217/0x2a0 [ 1976.651063] do_shrink_slab+0x10b/0xa40 [ 1976.655038] shrink_slab+0x16f/0x550 [ 1976.658742] ? do_shrink_slab+0xa40/0xa40 [ 1976.662891] shrink_node.isra.0+0x2d3/0x1300 [ 1976.667313] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1976.672144] ? queue_work_on+0x11a/0x1f0 [ 1976.676197] ? vmpressure+0x28a/0x320 [ 1976.679992] do_try_to_free_pages+0x38e/0xfe0 [ 1976.684486] ? node_reclaim+0x850/0x850 [ 1976.688470] try_to_free_pages+0x27f/0x7c0 [ 1976.692698] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1976.697364] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1976.702380] __alloc_pages_nodemask+0xcc8/0x2890 [ 1976.707139] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1976.711971] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1976.716806] ? finish_task_switch+0x146/0x760 [ 1976.721301] ? mark_held_locks+0xa6/0xf0 [ 1976.725351] ? ____cache_alloc_node+0x156/0x1d0 [ 1976.730009] ? cache_grow_begin+0x64/0x8a0 [ 1976.734241] cache_grow_begin+0xa4/0x8a0 [ 1976.738296] fallback_alloc+0x213/0x2e0 [ 1976.742268] kmem_cache_alloc_trace+0x1f1/0x380 [ 1976.746931] do_syslog.part.0+0x24f/0x1510 [ 1976.751166] ? console_trylock+0x90/0x90 [ 1976.755219] ? wait_woken+0x250/0x250 [ 1976.759009] ? security_syslog+0x73/0x90 [ 1976.763072] do_syslog+0x49/0x60 [ 1976.766428] kmsg_read+0x8a/0xb0 [ 1976.770482] ? kmsg_poll+0xb0/0xb0 [ 1976.774018] proc_reg_read+0x1bd/0x2d0 [ 1976.777905] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1976.782827] ? lock_acquire+0x170/0x3c0 [ 1976.786789] ? __fdget_pos+0x26f/0x310 [ 1976.790670] __vfs_read+0xf7/0x750 [ 1976.794199] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1976.799130] ? __se_sys_copy_file_range+0x410/0x410 [ 1976.804143] ? fsnotify_first_mark+0x200/0x200 [ 1976.808730] ? mutex_trylock+0x1a0/0x1a0 [ 1976.812785] ? security_file_permission+0x1c0/0x220 [ 1976.817794] vfs_read+0x194/0x3c0 [ 1976.821243] ksys_read+0x12b/0x2a0 [ 1976.824786] ? kernel_write+0x110/0x110 [ 1976.828752] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1976.833757] ? do_syscall_64+0x21/0x620 [ 1976.837719] do_syscall_64+0xf9/0x620 [ 1976.841512] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1976.846692] RIP: 0033:0x7f32b454c22d [ 1976.850400] Code: Bad RIP value. [ 1976.853750] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1976.861448] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1976.868703] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1976.875958] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1976.883235] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1976.890492] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1976.897774] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1976.897914] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1976.905049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1976.915164] in:imklog cpuset=/ mems_allowed=0-1 [ 1976.924498] Call Trace: [ 1976.931723] dump_stack+0x1fc/0x2ef [ 1976.935345] warn_alloc.cold+0x7b/0x18f [ 1976.939349] ? zone_watermark_ok_safe+0x260/0x260 [ 1976.944184] ? wakeup_kcompactd+0x27/0x540 [ 1976.948411] ? wakeup_kswapd+0x3cb/0x660 [ 1976.952467] ? __zone_watermark_ok+0x300/0x300 [ 1976.957047] ? wake_all_kswapds+0x143/0x2c0 [ 1976.961371] __alloc_pages_nodemask+0x232f/0x2890 [ 1976.966234] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1976.971064] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1976.976970] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1976.981812] ? __lock_acquire+0x6de/0x3ff0 [ 1976.986042] ? ____cache_alloc_node+0x156/0x1d0 [ 1976.990705] cache_grow_begin+0xa4/0x8a0 [ 1976.994814] fallback_alloc+0x213/0x2e0 [ 1976.998783] kmem_cache_alloc_node+0xe3/0x3b0 [ 1977.003295] __alloc_skb+0x71/0x560 [ 1977.006922] __netdev_alloc_skb+0x76/0x460 [ 1977.011153] __ieee80211_beacon_get+0xc7d/0x1a30 [ 1977.015925] ? ieee80211_csa_update_counter+0x470/0x470 [ 1977.021284] ? kvm_clock_get_cycles+0x14/0x30 [ 1977.025769] ? ktime_get+0x200/0x2f0 [ 1977.029474] ? mark_held_locks+0xf0/0xf0 [ 1977.033547] ? lapic_next_event+0x4d/0x80 [ 1977.037693] ieee80211_beacon_get_tim+0x88/0x890 [ 1977.044090] ? ieee80211_beacon_get_template+0x30/0x30 [ 1977.049356] ? lockdep_hardirqs_on+0x288/0x5c0 [ 1977.053932] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1977.058687] mac80211_hwsim_beacon_tx+0xff/0x680 [ 1977.064388] __iterate_interfaces+0x2e1/0x4a0 [ 1977.068973] ? hwsim_send_ps_poll+0x510/0x510 [ 1977.073458] ? hwsim_send_ps_poll+0x510/0x510 [ 1977.077942] ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 [ 1977.084250] mac80211_hwsim_beacon+0xc9/0x190 [ 1977.088747] __tasklet_hrtimer_trampoline+0x29/0xa0 [ 1977.093759] tasklet_action_common.constprop.0+0x265/0x360 [ 1977.099387] __do_softirq+0x265/0x980 [ 1977.103184] ? __local_bh_enable_ip+0x270/0x270 [ 1977.107841] run_ksoftirqd+0x57/0x110 [ 1977.111643] smpboot_thread_fn+0x655/0x9e0 [ 1977.115866] ? __kthread_parkme+0x4c/0x1e0 [ 1977.120092] ? sort_range+0x30/0x30 [ 1977.123712] ? __kthread_parkme+0x133/0x1e0 [ 1977.128024] ? sort_range+0x30/0x30 [ 1977.131657] kthread+0x33f/0x460 [ 1977.135020] ? kthread_park+0x180/0x180 [ 1977.138985] ret_from_fork+0x24/0x30 [ 1977.142696] warn_alloc_show_mem: 1 callbacks suppressed [ 1977.142705] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1977.142707] Mem-Info: [ 1977.142733] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1977.142733] active_file:13 inactive_file:13 isolated_file:0 [ 1977.142733] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1977.142733] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1977.142733] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1977.142733] free:11077 free_pcp:541 free_cma:0 [ 1977.148067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1977.155420] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1977.157807] Call Trace: [ 1977.191210] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1977.200542] [ 1977.228373] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1977.230953] dump_stack+0x1fc/0x2ef [ 1977.256595] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1977.258740] warn_alloc.cold+0x7b/0x18f [ 1977.284814] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1977.288429] ? zone_watermark_ok_safe+0x260/0x260 [ 1977.293406] lowmem_reserve[]: 0 0 1 1 1 [ 1977.297376] ? wakeup_kcompactd+0x27/0x540 [ 1977.326314] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1977.331146] ? wakeup_kswapd+0x3cb/0x660 [ 1977.335090] lowmem_reserve[]: 0 0 0 0 0 [ 1977.339315] ? __zone_watermark_ok+0x300/0x300 [ 1977.365146] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1977.369226] ? wake_all_kswapds+0x143/0x2c0 [ 1977.373247] lowmem_reserve[]: 0 0 0 0 0 [ 1977.377824] __alloc_pages_nodemask+0x232f/0x2890 [ 1977.405462] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1977.409792] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1977.413718] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1977.418547] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1977.431337] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1977.436191] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1977.450548] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1977.455382] ? mark_held_locks+0xf0/0xf0 [ 1977.466354] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1977.471188] ? static_obj+0x50/0x50 [ 1977.486069] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1977.490121] ? ____cache_alloc_node+0x156/0x1d0 [ 1977.498926] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1977.502533] cache_grow_begin+0xa4/0x8a0 [ 1977.511082] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1977.515734] fallback_alloc+0x213/0x2e0 [ 1977.524543] 28277 total pagecache pages [ 1977.528592] kmem_cache_alloc_node+0xe3/0x3b0 [ 1977.537135] 0 pages in swap cache [ 1977.541096] __alloc_skb+0x71/0x560 [ 1977.545043] Swap cache stats: add 0, delete 0, find 0/0 [ 1977.549519] __netdev_alloc_skb+0x76/0x460 [ 1977.552963] Free swap = 0kB [ 1977.556575] send_hsr_supervision_frame+0x107/0xf70 [ 1977.561902] Total swap = 0kB [ 1977.566121] ? lock_acquire+0x170/0x3c0 [ 1977.569108] 2097051 pages RAM [ 1977.574121] ? check_preemption_disabled+0x41/0x280 [ 1977.577109] 0 pages HighMem/MovableOnly [ 1977.581070] hsr_announce+0x125/0x3a0 [ 1977.584141] 369649 pages reserved [ 1977.589141] call_timer_fn+0x177/0x700 [ 1977.593086] 0 pages cma reserved [ 1977.596876] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1977.600405] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1977.604164] ? process_timeout+0x40/0x40 [ 1977.607501] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1977.612679] ? mark_held_locks+0xa6/0xf0 [ 1977.635875] ? _raw_spin_unlock_irq+0x24/0x80 [ 1977.640364] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1977.645558] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1977.650748] expire_timers+0x243/0x4e0 [ 1977.654630] run_timer_softirq+0x21c/0x670 [ 1977.658856] ? expire_timers+0x4e0/0x4e0 [ 1977.662909] ? check_preemption_disabled+0x41/0x280 [ 1977.667918] __do_softirq+0x265/0x980 [ 1977.671716] irq_exit+0x215/0x260 [ 1977.675161] smp_apic_timer_interrupt+0x136/0x550 [ 1977.679998] apic_timer_interrupt+0xf/0x20 [ 1977.684216] [ 1977.686442] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1977.691881] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1977.710766] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1977.718463] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1977.725719] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1977.732976] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1977.740241] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1977.747500] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1977.754772] ? list_lru_count_one+0x41/0x360 [ 1977.759277] list_lru_count_one+0x41/0x360 [ 1977.763501] super_cache_count+0x1b4/0x2e0 [ 1977.767726] ? f2fs_shrink_count+0x217/0x2a0 [ 1977.772140] do_shrink_slab+0x10b/0xa40 [ 1977.776110] shrink_slab+0x16f/0x550 [ 1977.779817] ? do_shrink_slab+0xa40/0xa40 [ 1977.783978] shrink_node.isra.0+0x2d3/0x1300 [ 1977.788390] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1977.793225] ? queue_work_on+0x11a/0x1f0 [ 1977.797276] ? vmpressure+0x28a/0x320 [ 1977.801069] do_try_to_free_pages+0x38e/0xfe0 [ 1977.805568] ? node_reclaim+0x850/0x850 [ 1977.809537] try_to_free_pages+0x27f/0x7c0 [ 1977.813847] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1977.818511] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1977.823531] __alloc_pages_nodemask+0xcc8/0x2890 [ 1977.828290] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1977.833121] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1977.837952] ? finish_task_switch+0x146/0x760 [ 1977.842454] ? mark_held_locks+0xa6/0xf0 [ 1977.846504] ? ____cache_alloc_node+0x156/0x1d0 [ 1977.851158] ? cache_grow_begin+0x64/0x8a0 [ 1977.855381] cache_grow_begin+0xa4/0x8a0 [ 1977.859437] fallback_alloc+0x213/0x2e0 [ 1977.863420] kmem_cache_alloc_trace+0x1f1/0x380 [ 1977.868082] do_syslog.part.0+0x24f/0x1510 [ 1977.872314] ? console_trylock+0x90/0x90 [ 1977.876364] ? wait_woken+0x250/0x250 [ 1977.880157] ? security_syslog+0x73/0x90 [ 1977.884209] do_syslog+0x49/0x60 [ 1977.887566] kmsg_read+0x8a/0xb0 [ 1977.890942] ? kmsg_poll+0xb0/0xb0 [ 1977.894469] proc_reg_read+0x1bd/0x2d0 [ 1977.898350] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1977.903280] ? lock_acquire+0x170/0x3c0 [ 1977.907240] ? __fdget_pos+0x26f/0x310 [ 1977.911133] __vfs_read+0xf7/0x750 [ 1977.914662] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1977.919582] ? __se_sys_copy_file_range+0x410/0x410 [ 1977.924586] ? fsnotify_first_mark+0x200/0x200 [ 1977.929247] ? mutex_trylock+0x1a0/0x1a0 [ 1977.933306] ? security_file_permission+0x1c0/0x220 [ 1977.938318] vfs_read+0x194/0x3c0 [ 1977.941768] ksys_read+0x12b/0x2a0 [ 1977.945297] ? kernel_write+0x110/0x110 [ 1977.949274] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1977.954278] ? do_syscall_64+0x21/0x620 [ 1977.958337] do_syscall_64+0xf9/0x620 [ 1977.962171] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1977.967354] RIP: 0033:0x7f32b454c22d [ 1977.971061] Code: Bad RIP value. [ 1977.974409] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1977.982189] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1977.989706] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1977.996970] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1978.004225] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1978.011482] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1978.018755] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1978.018940] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1978.026040] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1978.036153] in:imklog cpuset=/ mems_allowed=0-1 [ 1978.045574] Call Trace: [ 1978.052790] dump_stack+0x1fc/0x2ef [ 1978.056408] warn_alloc.cold+0x7b/0x18f [ 1978.060376] ? zone_watermark_ok_safe+0x260/0x260 [ 1978.065205] ? wakeup_kcompactd+0x27/0x540 [ 1978.069435] ? wakeup_kswapd+0x3cb/0x660 [ 1978.073500] ? __zone_watermark_ok+0x300/0x300 [ 1978.078518] ? wake_all_kswapds+0x143/0x2c0 [ 1978.082835] __alloc_pages_nodemask+0x232f/0x2890 [ 1978.087686] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1978.092513] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1978.097354] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1978.102192] ? __lock_acquire+0x6de/0x3ff0 [ 1978.106433] ? ____cache_alloc_node+0x156/0x1d0 [ 1978.111104] cache_grow_begin+0xa4/0x8a0 [ 1978.115157] fallback_alloc+0x213/0x2e0 [ 1978.119122] kmem_cache_alloc_node+0xe3/0x3b0 [ 1978.123612] __alloc_skb+0x71/0x560 [ 1978.127244] __netdev_alloc_skb+0x76/0x460 [ 1978.131471] __ieee80211_beacon_get+0xc7d/0x1a30 [ 1978.136223] ? ieee80211_csa_update_counter+0x470/0x470 [ 1978.141590] ? kvm_clock_get_cycles+0x14/0x30 [ 1978.146071] ? ktime_get+0x200/0x2f0 [ 1978.149775] ? mark_held_locks+0xf0/0xf0 [ 1978.153826] ? lapic_next_event+0x4d/0x80 [ 1978.157969] ieee80211_beacon_get_tim+0x88/0x890 [ 1978.162716] ? ieee80211_beacon_get_template+0x30/0x30 [ 1978.167983] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1978.172745] mac80211_hwsim_beacon_tx+0xff/0x680 [ 1978.177493] __iterate_interfaces+0x2e1/0x4a0 [ 1978.181974] ? hwsim_send_ps_poll+0x510/0x510 [ 1978.186458] ? hwsim_send_ps_poll+0x510/0x510 [ 1978.190947] ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 [ 1978.197282] mac80211_hwsim_beacon+0xc9/0x190 [ 1978.201794] __tasklet_hrtimer_trampoline+0x29/0xa0 [ 1978.206826] tasklet_action_common.constprop.0+0x265/0x360 [ 1978.212457] __do_softirq+0x265/0x980 [ 1978.216253] ? __local_bh_enable_ip+0x270/0x270 [ 1978.220913] run_ksoftirqd+0x57/0x110 [ 1978.224706] smpboot_thread_fn+0x655/0x9e0 [ 1978.228928] ? __kthread_parkme+0x4c/0x1e0 [ 1978.233153] ? sort_range+0x30/0x30 [ 1978.236765] ? __kthread_parkme+0x133/0x1e0 [ 1978.241074] ? sort_range+0x30/0x30 [ 1978.244688] kthread+0x33f/0x460 [ 1978.248041] ? kthread_park+0x180/0x180 [ 1978.252006] ret_from_fork+0x24/0x30 [ 1978.255714] warn_alloc_show_mem: 1 callbacks suppressed [ 1978.255724] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1978.255726] Mem-Info: [ 1978.255751] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1978.255751] active_file:13 inactive_file:13 isolated_file:0 [ 1978.255751] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1978.255751] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1978.255751] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1978.255751] free:11077 free_pcp:541 free_cma:0 [ 1978.261187] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1978.268539] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1978.271706] Call Trace: [ 1978.305288] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1978.314609] [ 1978.342533] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1978.345140] dump_stack+0x1fc/0x2ef [ 1978.370792] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1978.372938] warn_alloc.cold+0x7b/0x18f [ 1978.399031] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1978.402666] ? zone_watermark_ok_safe+0x260/0x260 [ 1978.407641] lowmem_reserve[]: 0 0 1 1 1 [ 1978.411637] ? wakeup_kcompactd+0x27/0x540 [ 1978.440677] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1978.445602] ? wakeup_kswapd+0x3cb/0x660 [ 1978.449721] lowmem_reserve[]: 0 0 0 0 0 [ 1978.453993] ? __zone_watermark_ok+0x300/0x300 [ 1978.479812] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1978.483955] ? wake_all_kswapds+0x143/0x2c0 [ 1978.487895] lowmem_reserve[]: 0 0 0 0 0 [ 1978.492465] __alloc_pages_nodemask+0x232f/0x2890 [ 1978.520204] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1978.524528] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1978.528459] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1978.533293] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1978.546091] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1978.551027] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1978.565558] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1978.570419] ? mark_held_locks+0xf0/0xf0 [ 1978.581653] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1978.586475] ? static_obj+0x50/0x50 [ 1978.601364] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1978.601375] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1978.605424] ? ____cache_alloc_node+0x156/0x1d0 [ 1978.614414] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1978.618283] cache_grow_begin+0xa4/0x8a0 [ 1978.626826] 28277 total pagecache pages [ 1978.635649] fallback_alloc+0x213/0x2e0 [ 1978.640301] 0 pages in swap cache [ 1978.648860] kmem_cache_alloc_node+0xe3/0x3b0 [ 1978.652901] Swap cache stats: add 0, delete 0, find 0/0 [ 1978.652909] Free swap = 0kB [ 1978.656870] __alloc_skb+0x71/0x560 [ 1978.660810] Total swap = 0kB [ 1978.660819] 2097051 pages RAM [ 1978.664256] __netdev_alloc_skb+0x76/0x460 [ 1978.668714] 0 pages HighMem/MovableOnly [ 1978.668721] 369649 pages reserved [ 1978.674088] send_hsr_supervision_frame+0x107/0xf70 [ 1978.677077] 0 pages cma reserved [ 1978.680686] ? lock_acquire+0x170/0x3c0 [ 1978.683791] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1978.686764] ? check_preemption_disabled+0x41/0x280 [ 1978.690992] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1978.694955] hsr_announce+0x125/0x3a0 [ 1978.735504] call_timer_fn+0x177/0x700 [ 1978.739392] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1978.744575] ? process_timeout+0x40/0x40 [ 1978.748640] ? mark_held_locks+0xa6/0xf0 [ 1978.753051] ? _raw_spin_unlock_irq+0x24/0x80 [ 1978.757622] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1978.762821] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1978.768011] expire_timers+0x243/0x4e0 [ 1978.771902] run_timer_softirq+0x21c/0x670 [ 1978.776131] ? expire_timers+0x4e0/0x4e0 [ 1978.780202] ? check_preemption_disabled+0x41/0x280 [ 1978.785242] __do_softirq+0x265/0x980 [ 1978.789039] irq_exit+0x215/0x260 [ 1978.792482] smp_apic_timer_interrupt+0x136/0x550 [ 1978.797315] apic_timer_interrupt+0xf/0x20 [ 1978.801531] [ 1978.803761] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1978.809199] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1978.828263] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1978.836140] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1978.843399] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1978.850676] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1978.857934] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1978.865192] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1978.872475] ? list_lru_count_one+0x41/0x360 [ 1978.876874] list_lru_count_one+0x41/0x360 [ 1978.881108] super_cache_count+0x1b4/0x2e0 [ 1978.885336] ? f2fs_shrink_count+0x217/0x2a0 [ 1978.894443] do_shrink_slab+0x10b/0xa40 [ 1978.898426] shrink_slab+0x16f/0x550 [ 1978.902158] ? do_shrink_slab+0xa40/0xa40 [ 1978.906304] shrink_node.isra.0+0x2d3/0x1300 [ 1978.910718] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1978.915551] ? queue_work_on+0x11a/0x1f0 [ 1978.919612] ? vmpressure+0x28a/0x320 [ 1978.923421] do_try_to_free_pages+0x38e/0xfe0 [ 1978.927933] ? node_reclaim+0x850/0x850 [ 1978.931903] try_to_free_pages+0x27f/0x7c0 [ 1978.936127] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1978.940788] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1978.945795] __alloc_pages_nodemask+0xcc8/0x2890 [ 1978.950565] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1978.955396] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1978.960233] ? finish_task_switch+0x146/0x760 [ 1978.964727] ? mark_held_locks+0xa6/0xf0 [ 1978.968776] ? ____cache_alloc_node+0x156/0x1d0 [ 1978.973435] ? cache_grow_begin+0x64/0x8a0 [ 1978.977664] cache_grow_begin+0xa4/0x8a0 [ 1978.981718] fallback_alloc+0x213/0x2e0 [ 1978.985688] kmem_cache_alloc_trace+0x1f1/0x380 [ 1978.990354] do_syslog.part.0+0x24f/0x1510 [ 1978.994581] ? console_trylock+0x90/0x90 [ 1978.998633] ? wait_woken+0x250/0x250 [ 1979.002423] ? security_syslog+0x73/0x90 [ 1979.006472] do_syslog+0x49/0x60 [ 1979.009829] kmsg_read+0x8a/0xb0 [ 1979.013182] ? kmsg_poll+0xb0/0xb0 [ 1979.016713] proc_reg_read+0x1bd/0x2d0 [ 1979.020590] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1979.025530] ? lock_acquire+0x170/0x3c0 [ 1979.029494] ? __fdget_pos+0x26f/0x310 [ 1979.033376] __vfs_read+0xf7/0x750 [ 1979.037629] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1979.042560] ? __se_sys_copy_file_range+0x410/0x410 [ 1979.047577] ? fsnotify_first_mark+0x200/0x200 [ 1979.052162] ? mutex_trylock+0x1a0/0x1a0 [ 1979.056222] ? security_file_permission+0x1c0/0x220 [ 1979.061233] vfs_read+0x194/0x3c0 [ 1979.064679] ksys_read+0x12b/0x2a0 [ 1979.068208] ? kernel_write+0x110/0x110 [ 1979.072174] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1979.077195] ? do_syscall_64+0x21/0x620 [ 1979.081166] do_syscall_64+0xf9/0x620 [ 1979.084964] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1979.090166] RIP: 0033:0x7f32b454c22d [ 1979.093872] Code: Bad RIP value. [ 1979.097308] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1979.105010] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1979.112267] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1979.119536] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1979.126792] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1979.134049] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1979.141322] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1979.141445] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1979.148601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1979.158716] in:imklog cpuset=/ mems_allowed=0-1 [ 1979.168053] Call Trace: [ 1979.175275] dump_stack+0x1fc/0x2ef [ 1979.178893] warn_alloc.cold+0x7b/0x18f [ 1979.182860] ? zone_watermark_ok_safe+0x260/0x260 [ 1979.187689] ? wakeup_kcompactd+0x27/0x540 [ 1979.191928] ? wakeup_kswapd+0x3cb/0x660 [ 1979.195982] ? __zone_watermark_ok+0x300/0x300 [ 1979.200571] ? wake_all_kswapds+0x143/0x2c0 [ 1979.204890] __alloc_pages_nodemask+0x232f/0x2890 [ 1979.209749] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1979.214587] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1979.219531] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1979.224377] ? __lock_acquire+0x6de/0x3ff0 [ 1979.228612] ? ____cache_alloc_node+0x156/0x1d0 [ 1979.233271] cache_grow_begin+0xa4/0x8a0 [ 1979.237327] fallback_alloc+0x213/0x2e0 [ 1979.241298] kmem_cache_alloc_node+0xe3/0x3b0 [ 1979.245795] __alloc_skb+0x71/0x560 [ 1979.249424] __netdev_alloc_skb+0x76/0x460 [ 1979.253653] __ieee80211_beacon_get+0xc7d/0x1a30 [ 1979.258437] ? ieee80211_csa_update_counter+0x470/0x470 [ 1979.263795] ? kvm_clock_get_cycles+0x14/0x30 [ 1979.268280] ? ktime_get+0x200/0x2f0 [ 1979.271986] ? mark_held_locks+0xf0/0xf0 [ 1979.276053] ? lapic_next_event+0x4d/0x80 [ 1979.280198] ieee80211_beacon_get_tim+0x88/0x890 [ 1979.284953] ? ieee80211_beacon_get_template+0x30/0x30 [ 1979.290222] ? lockdep_hardirqs_on+0x288/0x5c0 [ 1979.294794] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1979.299563] mac80211_hwsim_beacon_tx+0xff/0x680 [ 1979.304314] __iterate_interfaces+0x2e1/0x4a0 [ 1979.308799] ? hwsim_send_ps_poll+0x510/0x510 [ 1979.313287] ? hwsim_send_ps_poll+0x510/0x510 [ 1979.317790] ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 [ 1979.324117] mac80211_hwsim_beacon+0xc9/0x190 [ 1979.328606] __tasklet_hrtimer_trampoline+0x29/0xa0 [ 1979.333699] tasklet_action_common.constprop.0+0x265/0x360 [ 1979.339497] __do_softirq+0x265/0x980 [ 1979.343319] ? __local_bh_enable_ip+0x270/0x270 [ 1979.348006] run_ksoftirqd+0x57/0x110 [ 1979.351844] smpboot_thread_fn+0x655/0x9e0 [ 1979.356083] ? __kthread_parkme+0x4c/0x1e0 [ 1979.360400] ? sort_range+0x30/0x30 [ 1979.364024] ? __kthread_parkme+0x133/0x1e0 [ 1979.368336] ? sort_range+0x30/0x30 [ 1979.371952] kthread+0x33f/0x460 [ 1979.375307] ? kthread_park+0x180/0x180 [ 1979.379286] ret_from_fork+0x24/0x30 [ 1979.382996] warn_alloc_show_mem: 1 callbacks suppressed [ 1979.383006] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1979.383008] Mem-Info: [ 1979.383033] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1979.383033] active_file:13 inactive_file:13 isolated_file:0 [ 1979.383033] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1979.383033] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1979.383033] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1979.383033] free:11077 free_pcp:541 free_cma:0 [ 1979.388373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1979.395917] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1979.398317] Call Trace: [ 1979.431974] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1979.441300] [ 1979.469135] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1979.471728] dump_stack+0x1fc/0x2ef [ 1979.497519] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1979.499690] warn_alloc.cold+0x7b/0x18f [ 1979.526032] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1979.529667] ? zone_watermark_ok_safe+0x260/0x260 [ 1979.534665] lowmem_reserve[]: 0 0 1 1 1 [ 1979.538633] ? wakeup_kcompactd+0x27/0x540 [ 1979.567672] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1979.572510] ? wakeup_kswapd+0x3cb/0x660 [ 1979.576448] lowmem_reserve[]: 0 0 0 0 0 [ 1979.580674] ? __zone_watermark_ok+0x300/0x300 [ 1979.606504] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1979.610584] ? wake_all_kswapds+0x143/0x2c0 [ 1979.614529] lowmem_reserve[]: 0 0 0 0 0 [ 1979.619104] __alloc_pages_nodemask+0x232f/0x2890 [ 1979.646744] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1979.651071] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1979.654998] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1979.659831] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1979.672633] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1979.677477] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1979.691847] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1979.697217] ? mark_held_locks+0xf0/0xf0 [ 1979.708197] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1979.713034] ? mark_held_locks+0xf0/0xf0 [ 1979.727915] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1979.731961] ? ____cache_alloc_node+0x156/0x1d0 [ 1979.740773] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1979.744839] cache_grow_begin+0xa4/0x8a0 [ 1979.753385] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1979.758042] fallback_alloc+0x213/0x2e0 [ 1979.766845] 28277 total pagecache pages [ 1979.770911] kmem_cache_alloc_node+0xe3/0x3b0 [ 1979.779459] 0 pages in swap cache [ 1979.783423] __alloc_skb+0x71/0x560 [ 1979.787367] Swap cache stats: add 0, delete 0, find 0/0 [ 1979.791845] __pskb_copy_fclone+0x10c/0xcc0 [ 1979.795268] Free swap = 0kB [ 1979.798887] ? check_preemption_disabled+0x41/0x280 [ 1979.804231] Total swap = 0kB [ 1979.808540] tipc_udp_send_msg+0x302/0x490 [ 1979.811526] 2097051 pages RAM [ 1979.816532] tipc_bearer_xmit_skb+0x15b/0x330 [ 1979.819516] 0 pages HighMem/MovableOnly [ 1979.823753] tipc_disc_timeout+0x855/0xc90 [ 1979.826829] 369649 pages reserved [ 1979.831309] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1979.835256] 0 pages cma reserved [ 1979.839477] ? lock_downgrade+0x720/0x720 [ 1979.843049] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1979.847402] ? assoc_array_delete+0x283/0xc10 [ 1979.850759] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1979.854901] call_timer_fn+0x177/0x700 [ 1979.878343] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1979.882828] ? process_timeout+0x40/0x40 [ 1979.886883] ? mark_held_locks+0xa6/0xf0 [ 1979.890933] ? _raw_spin_unlock_irq+0x24/0x80 [ 1979.895414] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1979.899897] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1979.904387] expire_timers+0x243/0x4e0 [ 1979.908271] run_timer_softirq+0x21c/0x670 [ 1979.912508] ? expire_timers+0x4e0/0x4e0 [ 1979.916578] ? check_preemption_disabled+0x41/0x280 [ 1979.921594] __do_softirq+0x265/0x980 [ 1979.925391] irq_exit+0x215/0x260 [ 1979.928844] smp_apic_timer_interrupt+0x136/0x550 [ 1979.933681] apic_timer_interrupt+0xf/0x20 [ 1979.937903] [ 1979.940159] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1979.945616] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1979.964506] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1979.972289] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1979.979543] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1979.986800] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1979.994317] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1980.001574] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1980.008857] ? list_lru_count_one+0x41/0x360 [ 1980.013264] list_lru_count_one+0x41/0x360 [ 1980.017507] super_cache_count+0x1b4/0x2e0 [ 1980.021733] ? f2fs_shrink_count+0x217/0x2a0 [ 1980.026141] do_shrink_slab+0x10b/0xa40 [ 1980.030127] shrink_slab+0x16f/0x550 [ 1980.033832] ? do_shrink_slab+0xa40/0xa40 [ 1980.037980] shrink_node.isra.0+0x2d3/0x1300 [ 1980.042391] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1980.047224] ? queue_work_on+0x11a/0x1f0 [ 1980.051280] ? vmpressure+0x28a/0x320 [ 1980.055093] do_try_to_free_pages+0x38e/0xfe0 [ 1980.059588] ? node_reclaim+0x850/0x850 [ 1980.063557] try_to_free_pages+0x27f/0x7c0 [ 1980.067783] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1980.072453] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1980.077465] __alloc_pages_nodemask+0xcc8/0x2890 [ 1980.082225] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1980.087054] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1980.091891] ? finish_task_switch+0x146/0x760 [ 1980.096386] ? mark_held_locks+0xa6/0xf0 [ 1980.100437] ? ____cache_alloc_node+0x156/0x1d0 [ 1980.105099] ? cache_grow_begin+0x64/0x8a0 [ 1980.109325] cache_grow_begin+0xa4/0x8a0 [ 1980.113470] fallback_alloc+0x213/0x2e0 [ 1980.117440] kmem_cache_alloc_trace+0x1f1/0x380 [ 1980.122106] do_syslog.part.0+0x24f/0x1510 [ 1980.126336] ? console_trylock+0x90/0x90 [ 1980.130393] ? wait_woken+0x250/0x250 [ 1980.134187] ? security_syslog+0x73/0x90 [ 1980.138244] do_syslog+0x49/0x60 [ 1980.141600] kmsg_read+0x8a/0xb0 [ 1980.144958] ? kmsg_poll+0xb0/0xb0 [ 1980.148489] proc_reg_read+0x1bd/0x2d0 [ 1980.152381] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1980.157300] ? lock_acquire+0x170/0x3c0 [ 1980.161263] ? __fdget_pos+0x26f/0x310 [ 1980.165143] __vfs_read+0xf7/0x750 [ 1980.168691] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1980.173626] ? __se_sys_copy_file_range+0x410/0x410 [ 1980.178657] ? fsnotify_first_mark+0x200/0x200 [ 1980.183235] ? mutex_trylock+0x1a0/0x1a0 [ 1980.187300] ? security_file_permission+0x1c0/0x220 [ 1980.192315] vfs_read+0x194/0x3c0 [ 1980.195781] ksys_read+0x12b/0x2a0 [ 1980.199326] ? kernel_write+0x110/0x110 [ 1980.203291] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1980.208297] ? do_syscall_64+0x21/0x620 [ 1980.212276] do_syscall_64+0xf9/0x620 [ 1980.216077] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1980.221272] RIP: 0033:0x7f32b454c22d [ 1980.224989] Code: Bad RIP value. [ 1980.228340] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1980.236037] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1980.243296] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1980.250751] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1980.258117] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1980.265375] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1980.272651] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1980.272785] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1980.279923] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1980.290047] in:imklog cpuset=/ mems_allowed=0-1 [ 1980.299482] Call Trace: [ 1980.306711] dump_stack+0x1fc/0x2ef [ 1980.310331] warn_alloc.cold+0x7b/0x18f [ 1980.314311] ? zone_watermark_ok_safe+0x260/0x260 [ 1980.319146] ? wakeup_kcompactd+0x27/0x540 [ 1980.323376] ? wakeup_kswapd+0x3cb/0x660 [ 1980.327429] ? __zone_watermark_ok+0x300/0x300 [ 1980.332004] ? wake_all_kswapds+0x143/0x2c0 [ 1980.336321] __alloc_pages_nodemask+0x232f/0x2890 [ 1980.341190] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1980.346023] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1980.350874] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1980.355713] ? __lock_acquire+0x6de/0x3ff0 [ 1980.359960] ? ____cache_alloc_node+0x156/0x1d0 [ 1980.365250] cache_grow_begin+0xa4/0x8a0 [ 1980.369548] fallback_alloc+0x213/0x2e0 [ 1980.373549] kmem_cache_alloc_node+0xe3/0x3b0 [ 1980.378046] __alloc_skb+0x71/0x560 [ 1980.381678] __netdev_alloc_skb+0x76/0x460 [ 1980.385920] __ieee80211_beacon_get+0xc7d/0x1a30 [ 1980.390673] ? ieee80211_csa_update_counter+0x470/0x470 [ 1980.396029] ? kvm_clock_get_cycles+0x14/0x30 [ 1980.400528] ? ktime_get+0x200/0x2f0 [ 1980.404233] ? mark_held_locks+0xf0/0xf0 [ 1980.408281] ? lapic_next_event+0x4d/0x80 [ 1980.412420] ieee80211_beacon_get_tim+0x88/0x890 [ 1980.417168] ? ieee80211_beacon_get_template+0x30/0x30 [ 1980.422434] ? lockdep_hardirqs_on+0x288/0x5c0 [ 1980.427008] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1980.431783] mac80211_hwsim_beacon_tx+0xff/0x680 [ 1980.436532] __iterate_interfaces+0x2e1/0x4a0 [ 1980.441018] ? hwsim_send_ps_poll+0x510/0x510 [ 1980.445505] ? hwsim_send_ps_poll+0x510/0x510 [ 1980.449993] ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 [ 1980.456302] mac80211_hwsim_beacon+0xc9/0x190 [ 1980.460789] __tasklet_hrtimer_trampoline+0x29/0xa0 [ 1980.465811] tasklet_action_common.constprop.0+0x265/0x360 [ 1980.471442] __do_softirq+0x265/0x980 [ 1980.475237] ? __local_bh_enable_ip+0x270/0x270 [ 1980.479891] run_ksoftirqd+0x57/0x110 [ 1980.483680] smpboot_thread_fn+0x655/0x9e0 [ 1980.487902] ? __kthread_parkme+0x4c/0x1e0 [ 1980.492136] ? sort_range+0x30/0x30 [ 1980.495766] ? __kthread_parkme+0x133/0x1e0 [ 1980.500100] ? sort_range+0x30/0x30 [ 1980.503823] kthread+0x33f/0x460 [ 1980.507183] ? kthread_park+0x180/0x180 [ 1980.511152] ret_from_fork+0x24/0x30 [ 1980.514869] warn_alloc_show_mem: 1 callbacks suppressed [ 1980.514878] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1980.514880] Mem-Info: [ 1980.514906] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1980.514906] active_file:13 inactive_file:13 isolated_file:0 [ 1980.514906] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1980.514906] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1980.514906] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1980.514906] free:11077 free_pcp:541 free_cma:0 [ 1980.520248] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1980.527602] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1980.530002] Call Trace: [ 1980.563583] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1980.573249] [ 1980.601071] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1980.603651] dump_stack+0x1fc/0x2ef [ 1980.629285] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1980.631436] warn_alloc.cold+0x7b/0x18f [ 1980.657514] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1980.661137] ? zone_watermark_ok_safe+0x260/0x260 [ 1980.666114] lowmem_reserve[]: 0 0 1 1 1 [ 1980.670080] ? wakeup_kcompactd+0x27/0x540 [ 1980.699023] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1980.703860] ? wakeup_kswapd+0x3cb/0x660 [ 1980.707798] lowmem_reserve[]: 0 0 0 0 0 [ 1980.712025] ? __zone_watermark_ok+0x300/0x300 [ 1980.737846] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1980.741898] ? wake_all_kswapds+0x143/0x2c0 [ 1980.745840] lowmem_reserve[]: 0 0 0 0 0 [ 1980.750414] __alloc_pages_nodemask+0x232f/0x2890 [ 1980.778055] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1980.782381] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1980.786320] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1980.791160] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1980.803970] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1980.808805] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1980.823164] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1980.828085] ? retint_kernel+0x2d/0x2d [ 1980.839064] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1980.843892] ? mark_held_locks+0xf0/0xf0 [ 1980.858768] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1980.858780] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1980.862654] ? static_obj+0x50/0x50 [ 1980.871464] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1980.875507] ? ____cache_alloc_node+0x156/0x1d0 [ 1980.884065] 28277 total pagecache pages [ 1980.892890] cache_grow_begin+0xa4/0x8a0 [ 1980.896490] 0 pages in swap cache [ 1980.905062] fallback_alloc+0x213/0x2e0 [ 1980.909719] Swap cache stats: add 0, delete 0, find 0/0 [ 1980.913684] kmem_cache_alloc_node+0xe3/0x3b0 [ 1980.917711] Free swap = 0kB [ 1980.921150] __alloc_skb+0x71/0x560 [ 1980.925091] Total swap = 0kB [ 1980.930446] __netdev_alloc_skb+0x76/0x460 [ 1980.934910] 2097051 pages RAM [ 1980.937920] send_hsr_supervision_frame+0x107/0xf70 [ 1980.941512] 0 pages HighMem/MovableOnly [ 1980.944519] ? lock_acquire+0x170/0x3c0 [ 1980.948752] 369649 pages reserved [ 1980.951847] ? check_preemption_disabled+0x41/0x280 [ 1980.956844] 0 pages cma reserved [ 1980.956973] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1980.960826] hsr_announce+0x125/0x3a0 [ 1980.964769] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1980.968208] call_timer_fn+0x177/0x700 [ 1980.999315] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1981.004494] ? process_timeout+0x40/0x40 [ 1981.008547] ? mark_held_locks+0xa6/0xf0 [ 1981.012598] ? _raw_spin_unlock_irq+0x24/0x80 [ 1981.017083] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1981.022267] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1981.027456] expire_timers+0x243/0x4e0 [ 1981.031337] run_timer_softirq+0x21c/0x670 [ 1981.035583] ? expire_timers+0x4e0/0x4e0 [ 1981.039679] ? check_preemption_disabled+0x41/0x280 [ 1981.044713] __do_softirq+0x265/0x980 [ 1981.048515] irq_exit+0x215/0x260 [ 1981.051968] smp_apic_timer_interrupt+0x136/0x550 [ 1981.056804] apic_timer_interrupt+0xf/0x20 [ 1981.061023] [ 1981.063253] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1981.068692] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1981.087578] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1981.095277] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1981.102559] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1981.109813] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1981.117068] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1981.124325] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1981.131613] ? list_lru_count_one+0x41/0x360 [ 1981.136029] list_lru_count_one+0x41/0x360 [ 1981.140256] super_cache_count+0x1b4/0x2e0 [ 1981.144500] ? f2fs_shrink_count+0x217/0x2a0 [ 1981.148902] do_shrink_slab+0x10b/0xa40 [ 1981.152870] shrink_slab+0x16f/0x550 [ 1981.156589] ? do_shrink_slab+0xa40/0xa40 [ 1981.160736] shrink_node.isra.0+0x2d3/0x1300 [ 1981.165146] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1981.169976] ? queue_work_on+0x11a/0x1f0 [ 1981.174033] ? vmpressure+0x28a/0x320 [ 1981.177841] do_try_to_free_pages+0x38e/0xfe0 [ 1981.182420] ? node_reclaim+0x850/0x850 [ 1981.186392] try_to_free_pages+0x27f/0x7c0 [ 1981.190617] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1981.195280] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1981.200410] __alloc_pages_nodemask+0xcc8/0x2890 [ 1981.205192] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1981.210033] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1981.214888] ? finish_task_switch+0x146/0x760 [ 1981.219401] ? mark_held_locks+0xa6/0xf0 [ 1981.223463] ? ____cache_alloc_node+0x156/0x1d0 [ 1981.228132] ? cache_grow_begin+0x64/0x8a0 [ 1981.232357] cache_grow_begin+0xa4/0x8a0 [ 1981.236417] fallback_alloc+0x213/0x2e0 [ 1981.240387] kmem_cache_alloc_trace+0x1f1/0x380 [ 1981.245057] do_syslog.part.0+0x24f/0x1510 [ 1981.249287] ? console_trylock+0x90/0x90 [ 1981.253351] ? wait_woken+0x250/0x250 [ 1981.257145] ? security_syslog+0x73/0x90 [ 1981.261198] do_syslog+0x49/0x60 [ 1981.264676] kmsg_read+0x8a/0xb0 [ 1981.268118] ? kmsg_poll+0xb0/0xb0 [ 1981.271646] proc_reg_read+0x1bd/0x2d0 [ 1981.275522] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1981.280439] ? lock_acquire+0x170/0x3c0 [ 1981.284405] ? __fdget_pos+0x26f/0x310 [ 1981.288285] __vfs_read+0xf7/0x750 [ 1981.291814] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1981.296733] ? __se_sys_copy_file_range+0x410/0x410 [ 1981.301743] ? fsnotify_first_mark+0x200/0x200 [ 1981.306316] ? mutex_trylock+0x1a0/0x1a0 [ 1981.310371] ? security_file_permission+0x1c0/0x220 [ 1981.315408] vfs_read+0x194/0x3c0 [ 1981.318853] ksys_read+0x12b/0x2a0 [ 1981.322383] ? kernel_write+0x110/0x110 [ 1981.326354] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1981.331360] ? do_syscall_64+0x21/0x620 [ 1981.335326] do_syscall_64+0xf9/0x620 [ 1981.339119] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1981.344299] RIP: 0033:0x7f32b454c22d [ 1981.348007] Code: Bad RIP value. [ 1981.351355] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1981.359071] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1981.366327] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1981.373585] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1981.380850] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1981.388106] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1981.395516] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1981.395698] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1981.402793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1981.413013] in:imklog cpuset=/ mems_allowed=0-1 [ 1981.422350] Call Trace: [ 1981.429851] dump_stack+0x1fc/0x2ef [ 1981.433472] warn_alloc.cold+0x7b/0x18f [ 1981.437443] ? zone_watermark_ok_safe+0x260/0x260 [ 1981.442290] ? wakeup_kcompactd+0x27/0x540 [ 1981.446518] ? wakeup_kswapd+0x3cb/0x660 [ 1981.450572] ? __zone_watermark_ok+0x300/0x300 [ 1981.455294] ? wake_all_kswapds+0x143/0x2c0 [ 1981.459622] __alloc_pages_nodemask+0x232f/0x2890 [ 1981.464489] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1981.469332] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1981.474189] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1981.479034] ? __lock_acquire+0x6de/0x3ff0 [ 1981.483268] ? ____cache_alloc_node+0x156/0x1d0 [ 1981.487958] cache_grow_begin+0xa4/0x8a0 [ 1981.492193] fallback_alloc+0x213/0x2e0 [ 1981.496169] kmem_cache_alloc_node+0xe3/0x3b0 [ 1981.500677] __alloc_skb+0x71/0x560 [ 1981.504312] __netdev_alloc_skb+0x76/0x460 [ 1981.508541] __ieee80211_beacon_get+0xc7d/0x1a30 [ 1981.513306] ? ieee80211_csa_update_counter+0x470/0x470 [ 1981.518661] ? kvm_clock_get_cycles+0x14/0x30 [ 1981.523141] ? ktime_get+0x200/0x2f0 [ 1981.526845] ? mark_held_locks+0xf0/0xf0 [ 1981.530897] ? lapic_next_event+0x4d/0x80 [ 1981.535049] ieee80211_beacon_get_tim+0x88/0x890 [ 1981.539796] ? ieee80211_beacon_get_template+0x30/0x30 [ 1981.545065] ? lockdep_hardirqs_on+0x288/0x5c0 [ 1981.549640] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1981.554396] mac80211_hwsim_beacon_tx+0xff/0x680 [ 1981.559146] __iterate_interfaces+0x2e1/0x4a0 [ 1981.563631] ? hwsim_send_ps_poll+0x510/0x510 [ 1981.568121] ? hwsim_send_ps_poll+0x510/0x510 [ 1981.572614] ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 [ 1981.578973] mac80211_hwsim_beacon+0xc9/0x190 [ 1981.583909] __tasklet_hrtimer_trampoline+0x29/0xa0 [ 1981.588921] tasklet_action_common.constprop.0+0x265/0x360 [ 1981.594535] __do_softirq+0x265/0x980 [ 1981.598329] ? __local_bh_enable_ip+0x270/0x270 [ 1981.602986] run_ksoftirqd+0x57/0x110 [ 1981.606776] smpboot_thread_fn+0x655/0x9e0 [ 1981.610997] ? __kthread_parkme+0x4c/0x1e0 [ 1981.615221] ? sort_range+0x30/0x30 [ 1981.618835] ? __kthread_parkme+0x133/0x1e0 [ 1981.623148] ? sort_range+0x30/0x30 [ 1981.626764] kthread+0x33f/0x460 [ 1981.630117] ? kthread_park+0x180/0x180 [ 1981.634082] ret_from_fork+0x24/0x30 [ 1981.637811] warn_alloc_show_mem: 1 callbacks suppressed [ 1981.637820] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1981.637822] Mem-Info: [ 1981.637847] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1981.637847] active_file:13 inactive_file:13 isolated_file:0 [ 1981.637847] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1981.637847] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1981.637847] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1981.637847] free:11077 free_pcp:541 free_cma:0 [ 1981.643207] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1981.650562] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1981.652946] Call Trace: [ 1981.686344] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1981.695669] [ 1981.723495] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1981.726076] dump_stack+0x1fc/0x2ef [ 1981.751717] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1981.753883] warn_alloc.cold+0x7b/0x18f [ 1981.780074] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1981.783799] ? zone_watermark_ok_safe+0x260/0x260 [ 1981.788804] lowmem_reserve[]: 0 0 1 1 1 [ 1981.792855] ? wakeup_kcompactd+0x27/0x540 [ 1981.821797] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1981.826632] ? wakeup_kswapd+0x3cb/0x660 [ 1981.830598] lowmem_reserve[]: 0 0 0 0 0 [ 1981.834822] ? __zone_watermark_ok+0x300/0x300 [ 1981.860646] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1981.864703] ? wake_all_kswapds+0x143/0x2c0 [ 1981.868646] lowmem_reserve[]: 0 0 0 0 0 [ 1981.873217] __alloc_pages_nodemask+0x232f/0x2890 [ 1981.901813] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1981.906139] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1981.910083] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1981.914928] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1981.928971] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1981.933804] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1981.950257] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1981.955096] ? mark_held_locks+0xf0/0xf0 [ 1981.966072] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1981.970897] ? static_obj+0x50/0x50 [ 1981.985778] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1981.985789] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1981.990094] ? ____cache_alloc_node+0x156/0x1d0 [ 1981.998915] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1982.002525] cache_grow_begin+0xa4/0x8a0 [ 1982.011075] 28277 total pagecache pages [ 1982.019914] fallback_alloc+0x213/0x2e0 [ 1982.024582] 0 pages in swap cache [ 1982.033144] kmem_cache_alloc_node+0xe3/0x3b0 [ 1982.037174] Swap cache stats: add 0, delete 0, find 0/0 [ 1982.041146] __alloc_skb+0x71/0x560 [ 1982.045081] Free swap = 0kB [ 1982.045088] Total swap = 0kB [ 1982.048536] __netdev_alloc_skb+0x76/0x460 [ 1982.053015] 2097051 pages RAM [ 1982.058371] send_hsr_supervision_frame+0x107/0xf70 [ 1982.061988] 0 pages HighMem/MovableOnly [ 1982.061995] 369649 pages reserved [ 1982.065000] ? lock_acquire+0x170/0x3c0 [ 1982.067991] 0 pages cma reserved [ 1982.072213] ? check_preemption_disabled+0x41/0x280 [ 1982.075405] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1982.080302] hsr_announce+0x125/0x3a0 [ 1982.084266] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1982.087710] call_timer_fn+0x177/0x700 [ 1982.123462] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1982.128654] ? process_timeout+0x40/0x40 [ 1982.132713] ? mark_held_locks+0xa6/0xf0 [ 1982.136779] ? _raw_spin_unlock_irq+0x24/0x80 [ 1982.141263] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1982.146442] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1982.151627] expire_timers+0x243/0x4e0 [ 1982.155522] run_timer_softirq+0x21c/0x670 [ 1982.159765] ? expire_timers+0x4e0/0x4e0 [ 1982.163869] ? check_preemption_disabled+0x41/0x280 [ 1982.168888] __do_softirq+0x265/0x980 [ 1982.172688] irq_exit+0x215/0x260 [ 1982.176131] smp_apic_timer_interrupt+0x136/0x550 [ 1982.180965] apic_timer_interrupt+0xf/0x20 [ 1982.185185] [ 1982.187417] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1982.192862] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1982.211752] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1982.219449] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1982.227226] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1982.234850] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1982.242114] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1982.249379] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1982.256659] ? list_lru_count_one+0x41/0x360 [ 1982.261183] list_lru_count_one+0x41/0x360 [ 1982.265433] super_cache_count+0x1b4/0x2e0 [ 1982.269686] ? f2fs_shrink_count+0x217/0x2a0 [ 1982.274112] do_shrink_slab+0x10b/0xa40 [ 1982.278108] shrink_slab+0x16f/0x550 [ 1982.282248] ? do_shrink_slab+0xa40/0xa40 [ 1982.286395] shrink_node.isra.0+0x2d3/0x1300 [ 1982.290807] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1982.295638] ? queue_work_on+0x11a/0x1f0 [ 1982.299689] ? vmpressure+0x28a/0x320 [ 1982.303498] do_try_to_free_pages+0x38e/0xfe0 [ 1982.307992] ? node_reclaim+0x850/0x850 [ 1982.311990] try_to_free_pages+0x27f/0x7c0 [ 1982.316226] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1982.320897] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1982.325909] __alloc_pages_nodemask+0xcc8/0x2890 [ 1982.330685] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1982.335518] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1982.340353] ? finish_task_switch+0x146/0x760 [ 1982.344852] ? mark_held_locks+0xa6/0xf0 [ 1982.348920] ? ____cache_alloc_node+0x156/0x1d0 [ 1982.353597] ? cache_grow_begin+0x64/0x8a0 [ 1982.357850] cache_grow_begin+0xa4/0x8a0 [ 1982.361922] fallback_alloc+0x213/0x2e0 [ 1982.365900] kmem_cache_alloc_trace+0x1f1/0x380 [ 1982.370575] do_syslog.part.0+0x24f/0x1510 [ 1982.374893] ? console_trylock+0x90/0x90 [ 1982.378958] ? wait_woken+0x250/0x250 [ 1982.382754] ? security_syslog+0x73/0x90 [ 1982.386806] do_syslog+0x49/0x60 [ 1982.390165] kmsg_read+0x8a/0xb0 [ 1982.393532] ? kmsg_poll+0xb0/0xb0 [ 1982.397061] proc_reg_read+0x1bd/0x2d0 [ 1982.400939] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1982.405865] ? lock_acquire+0x170/0x3c0 [ 1982.409827] ? __fdget_pos+0x26f/0x310 [ 1982.413711] __vfs_read+0xf7/0x750 [ 1982.417240] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1982.422165] ? __se_sys_copy_file_range+0x410/0x410 [ 1982.427187] ? fsnotify_first_mark+0x200/0x200 [ 1982.431779] ? mutex_trylock+0x1a0/0x1a0 [ 1982.435843] ? security_file_permission+0x1c0/0x220 [ 1982.440867] vfs_read+0x194/0x3c0 [ 1982.444320] ksys_read+0x12b/0x2a0 [ 1982.447857] ? kernel_write+0x110/0x110 [ 1982.451824] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1982.456831] ? do_syscall_64+0x21/0x620 [ 1982.460818] do_syscall_64+0xf9/0x620 [ 1982.464629] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1982.469806] RIP: 0033:0x7f32b454c22d [ 1982.473524] Code: Bad RIP value. [ 1982.476878] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1982.484592] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1982.491940] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1982.499197] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1982.506457] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1982.513713] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1982.521005] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1982.521118] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1982.529944] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1982.540057] in:imklog cpuset=/ mems_allowed=0-1 [ 1982.549391] Call Trace: [ 1982.556702] dump_stack+0x1fc/0x2ef [ 1982.560339] warn_alloc.cold+0x7b/0x18f [ 1982.564316] ? zone_watermark_ok_safe+0x260/0x260 [ 1982.569150] ? wakeup_kcompactd+0x27/0x540 [ 1982.573386] ? wakeup_kswapd+0x3cb/0x660 [ 1982.577440] ? __zone_watermark_ok+0x300/0x300 [ 1982.582017] ? wake_all_kswapds+0x143/0x2c0 [ 1982.586348] __alloc_pages_nodemask+0x232f/0x2890 [ 1982.591193] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1982.596037] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1982.600872] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1982.605722] ? __lock_acquire+0x6de/0x3ff0 [ 1982.610038] ? ____cache_alloc_node+0x156/0x1d0 [ 1982.614719] cache_grow_begin+0xa4/0x8a0 [ 1982.618778] fallback_alloc+0x213/0x2e0 [ 1982.622745] kmem_cache_alloc_node+0xe3/0x3b0 [ 1982.627239] __alloc_skb+0x71/0x560 [ 1982.630859] __netdev_alloc_skb+0x76/0x460 [ 1982.635089] __ieee80211_beacon_get+0xc7d/0x1a30 [ 1982.639839] ? ieee80211_csa_update_counter+0x470/0x470 [ 1982.645193] ? kvm_clock_get_cycles+0x14/0x30 [ 1982.649674] ? ktime_get+0x200/0x2f0 [ 1982.653379] ? mark_held_locks+0xf0/0xf0 [ 1982.657430] ? lapic_next_event+0x4d/0x80 [ 1982.661573] ieee80211_beacon_get_tim+0x88/0x890 [ 1982.666857] ? ieee80211_beacon_get_template+0x30/0x30 [ 1982.672130] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1982.676881] mac80211_hwsim_beacon_tx+0xff/0x680 [ 1982.681632] __iterate_interfaces+0x2e1/0x4a0 [ 1982.686116] ? hwsim_send_ps_poll+0x510/0x510 [ 1982.690605] ? hwsim_send_ps_poll+0x510/0x510 [ 1982.695104] ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 [ 1982.701414] mac80211_hwsim_beacon+0xc9/0x190 [ 1982.705902] __tasklet_hrtimer_trampoline+0x29/0xa0 [ 1982.710924] tasklet_action_common.constprop.0+0x265/0x360 [ 1982.716548] __do_softirq+0x265/0x980 [ 1982.720342] ? __local_bh_enable_ip+0x270/0x270 [ 1982.724998] run_ksoftirqd+0x57/0x110 [ 1982.728803] smpboot_thread_fn+0x655/0x9e0 [ 1982.733024] ? __kthread_parkme+0x4c/0x1e0 [ 1982.737266] ? sort_range+0x30/0x30 [ 1982.740886] ? __kthread_parkme+0x133/0x1e0 [ 1982.745205] ? sort_range+0x30/0x30 [ 1982.748831] kthread+0x33f/0x460 [ 1982.752194] ? kthread_park+0x180/0x180 [ 1982.756170] ret_from_fork+0x24/0x30 [ 1982.759882] warn_alloc_show_mem: 1 callbacks suppressed [ 1982.759892] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1982.759894] Mem-Info: [ 1982.759920] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1982.759920] active_file:13 inactive_file:13 isolated_file:0 [ 1982.759920] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1982.759920] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1982.759920] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1982.759920] free:11077 free_pcp:541 free_cma:0 [ 1982.765255] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1982.772611] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1982.774998] Call Trace: [ 1982.808757] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1982.818254] [ 1982.846107] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1982.848691] dump_stack+0x1fc/0x2ef [ 1982.874325] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1982.876480] warn_alloc.cold+0x7b/0x18f [ 1982.902558] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1982.906185] ? zone_watermark_ok_safe+0x260/0x260 [ 1982.911162] lowmem_reserve[]: 0 0 1 1 1 [ 1982.916693] ? wakeup_kcompactd+0x27/0x540 [ 1982.945634] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1982.950478] ? wakeup_kswapd+0x3cb/0x660 [ 1982.954420] lowmem_reserve[]: 0 0 0 0 0 [ 1982.958650] ? __zone_watermark_ok+0x300/0x300 [ 1982.984472] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1982.988526] ? wake_all_kswapds+0x143/0x2c0 [ 1982.992464] lowmem_reserve[]: 0 0 0 0 0 [ 1982.997049] __alloc_pages_nodemask+0x232f/0x2890 [ 1983.024784] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1983.029113] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1983.033039] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1983.037870] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1983.050660] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1983.055495] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1983.069866] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1983.074698] ? mark_held_locks+0xf0/0xf0 [ 1983.085676] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1983.090516] ? mark_held_locks+0xf0/0xf0 [ 1983.105568] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1983.109624] ? ____cache_alloc_node+0x156/0x1d0 [ 1983.118432] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1983.122474] cache_grow_begin+0xa4/0x8a0 [ 1983.131108] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1983.135759] fallback_alloc+0x213/0x2e0 [ 1983.144572] 28277 total pagecache pages [ 1983.148619] kmem_cache_alloc_node+0xe3/0x3b0 [ 1983.157165] 0 pages in swap cache [ 1983.161125] __alloc_skb+0x71/0x560 [ 1983.165069] Swap cache stats: add 0, delete 0, find 0/0 [ 1983.169544] __pskb_copy_fclone+0x10c/0xcc0 [ 1983.172965] Free swap = 0kB [ 1983.176577] ? check_preemption_disabled+0x41/0x280 [ 1983.181907] Total swap = 0kB [ 1983.186234] tipc_udp_send_msg+0x302/0x490 [ 1983.189224] 2097051 pages RAM [ 1983.194235] tipc_bearer_xmit_skb+0x15b/0x330 [ 1983.197215] 0 pages HighMem/MovableOnly [ 1983.201436] tipc_disc_timeout+0x855/0xc90 [ 1983.204513] 369649 pages reserved [ 1983.209000] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1983.212944] 0 pages cma reserved [ 1983.217163] ? lock_downgrade+0x720/0x720 [ 1983.220702] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1983.225064] ? assoc_array_delete+0x283/0xc10 [ 1983.228399] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1983.232542] call_timer_fn+0x177/0x700 [ 1983.255981] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1983.260495] ? process_timeout+0x40/0x40 [ 1983.264548] ? mark_held_locks+0xa6/0xf0 [ 1983.268598] ? _raw_spin_unlock_irq+0x24/0x80 [ 1983.273083] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1983.277567] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1983.282049] expire_timers+0x243/0x4e0 [ 1983.285928] run_timer_softirq+0x21c/0x670 [ 1983.290153] ? expire_timers+0x4e0/0x4e0 [ 1983.294208] ? check_preemption_disabled+0x41/0x280 [ 1983.299220] __do_softirq+0x265/0x980 [ 1983.303014] irq_exit+0x215/0x260 [ 1983.306464] smp_apic_timer_interrupt+0x136/0x550 [ 1983.311328] apic_timer_interrupt+0xf/0x20 [ 1983.315557] [ 1983.317796] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1983.323256] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1983.342233] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1983.349932] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1983.357205] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1983.364465] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1983.371721] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1983.378993] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1983.386368] ? list_lru_count_one+0x41/0x360 [ 1983.390801] list_lru_count_one+0x41/0x360 [ 1983.395030] super_cache_count+0x1b4/0x2e0 [ 1983.399253] ? f2fs_shrink_count+0x217/0x2a0 [ 1983.403651] do_shrink_slab+0x10b/0xa40 [ 1983.407620] shrink_slab+0x16f/0x550 [ 1983.411326] ? do_shrink_slab+0xa40/0xa40 [ 1983.415470] shrink_node.isra.0+0x2d3/0x1300 [ 1983.419875] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1983.424795] ? queue_work_on+0x11a/0x1f0 [ 1983.428847] ? vmpressure+0x28a/0x320 [ 1983.432644] do_try_to_free_pages+0x38e/0xfe0 [ 1983.437136] ? node_reclaim+0x850/0x850 [ 1983.441101] try_to_free_pages+0x27f/0x7c0 [ 1983.445329] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1983.449994] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1983.455021] __alloc_pages_nodemask+0xcc8/0x2890 [ 1983.459785] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1983.464614] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1983.469446] ? finish_task_switch+0x146/0x760 [ 1983.473942] ? mark_held_locks+0xa6/0xf0 [ 1983.477989] ? ____cache_alloc_node+0x156/0x1d0 [ 1983.482643] ? cache_grow_begin+0x64/0x8a0 [ 1983.486868] cache_grow_begin+0xa4/0x8a0 [ 1983.490923] fallback_alloc+0x213/0x2e0 [ 1983.494891] kmem_cache_alloc_trace+0x1f1/0x380 [ 1983.499601] do_syslog.part.0+0x24f/0x1510 [ 1983.503846] ? console_trylock+0x90/0x90 [ 1983.507941] ? wait_woken+0x250/0x250 [ 1983.511754] ? security_syslog+0x73/0x90 [ 1983.515810] do_syslog+0x49/0x60 [ 1983.519167] kmsg_read+0x8a/0xb0 [ 1983.522523] ? kmsg_poll+0xb0/0xb0 [ 1983.526049] proc_reg_read+0x1bd/0x2d0 [ 1983.529926] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1983.534844] ? lock_acquire+0x170/0x3c0 [ 1983.538803] ? __fdget_pos+0x26f/0x310 [ 1983.542683] __vfs_read+0xf7/0x750 [ 1983.546210] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1983.551129] ? __se_sys_copy_file_range+0x410/0x410 [ 1983.556130] ? fsnotify_first_mark+0x200/0x200 [ 1983.560702] ? mutex_trylock+0x1a0/0x1a0 [ 1983.564759] ? security_file_permission+0x1c0/0x220 [ 1983.569769] vfs_read+0x194/0x3c0 [ 1983.573217] ksys_read+0x12b/0x2a0 [ 1983.576749] ? kernel_write+0x110/0x110 [ 1983.580712] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1983.585732] ? do_syscall_64+0x21/0x620 [ 1983.589698] do_syscall_64+0xf9/0x620 [ 1983.593495] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1983.598674] RIP: 0033:0x7f32b454c22d [ 1983.602378] Code: Bad RIP value. [ 1983.605731] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1983.613426] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1983.620685] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1983.627940] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1983.635196] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1983.642453] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1983.649734] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1983.649838] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1983.657006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1983.667122] in:imklog cpuset=/ mems_allowed=0-1 [ 1983.676457] Call Trace: [ 1983.683675] dump_stack+0x1fc/0x2ef [ 1983.687295] warn_alloc.cold+0x7b/0x18f [ 1983.691346] ? zone_watermark_ok_safe+0x260/0x260 [ 1983.696183] ? wakeup_kcompactd+0x27/0x540 [ 1983.700423] ? wakeup_kswapd+0x3cb/0x660 [ 1983.704470] ? __zone_watermark_ok+0x300/0x300 [ 1983.709052] ? wake_all_kswapds+0x143/0x2c0 [ 1983.713382] __alloc_pages_nodemask+0x232f/0x2890 [ 1983.718232] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1983.723063] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1983.727907] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1983.732742] ? __lock_acquire+0x6de/0x3ff0 [ 1983.736970] ? ____cache_alloc_node+0x156/0x1d0 [ 1983.741628] cache_grow_begin+0xa4/0x8a0 [ 1983.745680] fallback_alloc+0x213/0x2e0 [ 1983.749645] kmem_cache_alloc_node+0xe3/0x3b0 [ 1983.754133] __alloc_skb+0x71/0x560 [ 1983.757757] __netdev_alloc_skb+0x76/0x460 [ 1983.761986] __ieee80211_beacon_get+0xc7d/0x1a30 [ 1983.766738] ? ieee80211_csa_update_counter+0x470/0x470 [ 1983.772091] ? kvm_clock_get_cycles+0x14/0x30 [ 1983.777007] ? ktime_get+0x200/0x2f0 [ 1983.780711] ? mark_held_locks+0xf0/0xf0 [ 1983.784798] ? lapic_next_event+0x4d/0x80 [ 1983.788939] ieee80211_beacon_get_tim+0x88/0x890 [ 1983.793695] ? ieee80211_beacon_get_template+0x30/0x30 [ 1983.798977] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1983.803726] mac80211_hwsim_beacon_tx+0xff/0x680 [ 1983.808476] __iterate_interfaces+0x2e1/0x4a0 [ 1983.812957] ? hwsim_send_ps_poll+0x510/0x510 [ 1983.817446] ? hwsim_send_ps_poll+0x510/0x510 [ 1983.821929] ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 [ 1983.828257] mac80211_hwsim_beacon+0xc9/0x190 [ 1983.832747] __tasklet_hrtimer_trampoline+0x29/0xa0 [ 1983.837752] tasklet_action_common.constprop.0+0x265/0x360 [ 1983.843366] __do_softirq+0x265/0x980 [ 1983.847161] ? __local_bh_enable_ip+0x270/0x270 [ 1983.851816] run_ksoftirqd+0x57/0x110 [ 1983.855602] smpboot_thread_fn+0x655/0x9e0 [ 1983.859832] ? __kthread_parkme+0x4c/0x1e0 [ 1983.864060] ? sort_range+0x30/0x30 [ 1983.867674] ? __kthread_parkme+0x133/0x1e0 [ 1983.871992] ? sort_range+0x30/0x30 [ 1983.875610] kthread+0x33f/0x460 [ 1983.878966] ? kthread_park+0x180/0x180 [ 1983.882939] ret_from_fork+0x24/0x30 [ 1983.886646] warn_alloc_show_mem: 1 callbacks suppressed [ 1983.886656] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1983.886658] Mem-Info: [ 1983.886683] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1983.886683] active_file:13 inactive_file:13 isolated_file:0 [ 1983.886683] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1983.886683] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1983.886683] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1983.886683] free:11077 free_pcp:541 free_cma:0 [ 1983.892045] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1983.899399] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1983.901784] Call Trace: [ 1983.935173] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1983.944493] [ 1983.972321] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1983.974898] dump_stack+0x1fc/0x2ef [ 1984.000534] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1984.002687] warn_alloc.cold+0x7b/0x18f [ 1984.028760] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1984.032381] ? zone_watermark_ok_safe+0x260/0x260 [ 1984.037361] lowmem_reserve[]: 0 0 1 1 1 [ 1984.041323] ? wakeup_kcompactd+0x27/0x540 [ 1984.070265] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1984.075110] ? wakeup_kswapd+0x3cb/0x660 [ 1984.079050] lowmem_reserve[]: 0 0 0 0 0 [ 1984.083270] ? __zone_watermark_ok+0x300/0x300 [ 1984.109089] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1984.113134] ? wake_all_kswapds+0x143/0x2c0 [ 1984.117084] lowmem_reserve[]: 0 0 0 0 0 [ 1984.121656] __alloc_pages_nodemask+0x232f/0x2890 [ 1984.149293] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1984.153620] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1984.157550] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1984.162380] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1984.175178] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1984.180015] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1984.194382] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1984.199225] ? retint_kernel+0x2d/0x2d [ 1984.210219] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1984.215062] ? __alloc_skb+0x71/0x560 [ 1984.229959] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1984.233831] ? static_obj+0x50/0x50 [ 1984.242655] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1984.246441] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 1984.255000] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1984.258621] ? ____cache_alloc_node+0x156/0x1d0 [ 1984.267427] 28277 total pagecache pages [ 1984.272429] cache_grow_begin+0xa4/0x8a0 [ 1984.280987] 0 pages in swap cache [ 1984.285645] fallback_alloc+0x213/0x2e0 [ 1984.289587] Swap cache stats: add 0, delete 0, find 0/0 [ 1984.293633] kmem_cache_alloc_node+0xe3/0x3b0 [ 1984.297050] Free swap = 0kB [ 1984.301019] __alloc_skb+0x71/0x560 [ 1984.306352] Total swap = 0kB [ 1984.310878] __netdev_alloc_skb+0x76/0x460 [ 1984.313864] 2097051 pages RAM [ 1984.317478] send_hsr_supervision_frame+0x107/0xf70 [ 1984.320463] 0 pages HighMem/MovableOnly [ 1984.324771] ? lock_acquire+0x170/0x3c0 [ 1984.327849] 369649 pages reserved [ 1984.332850] ? check_preemption_disabled+0x41/0x280 [ 1984.336799] 0 pages cma reserved [ 1984.336931] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1984.340794] hsr_announce+0x125/0x3a0 [ 1984.344216] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1984.349221] call_timer_fn+0x177/0x700 [ 1984.375327] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1984.380507] ? process_timeout+0x40/0x40 [ 1984.384569] ? mark_held_locks+0xa6/0xf0 [ 1984.388618] ? _raw_spin_unlock_irq+0x24/0x80 [ 1984.393100] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1984.398294] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1984.403575] expire_timers+0x243/0x4e0 [ 1984.407459] run_timer_softirq+0x21c/0x670 [ 1984.411682] ? expire_timers+0x4e0/0x4e0 [ 1984.415743] ? check_preemption_disabled+0x41/0x280 [ 1984.420840] __do_softirq+0x265/0x980 [ 1984.424637] irq_exit+0x215/0x260 [ 1984.428089] smp_apic_timer_interrupt+0x136/0x550 [ 1984.432934] apic_timer_interrupt+0xf/0x20 [ 1984.437154] [ 1984.439385] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1984.444827] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1984.463734] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1984.471444] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1984.478715] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1984.485983] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1984.493238] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1984.500496] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1984.507770] ? list_lru_count_one+0x41/0x360 [ 1984.512170] list_lru_count_one+0x41/0x360 [ 1984.516396] super_cache_count+0x1b4/0x2e0 [ 1984.520620] ? f2fs_shrink_count+0x217/0x2a0 [ 1984.525017] do_shrink_slab+0x10b/0xa40 [ 1984.528987] shrink_slab+0x16f/0x550 [ 1984.532710] ? do_shrink_slab+0xa40/0xa40 [ 1984.536867] shrink_node.isra.0+0x2d3/0x1300 [ 1984.541272] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1984.546101] ? queue_work_on+0x11a/0x1f0 [ 1984.550153] ? vmpressure+0x28a/0x320 [ 1984.553946] do_try_to_free_pages+0x38e/0xfe0 [ 1984.558436] ? node_reclaim+0x850/0x850 [ 1984.562416] try_to_free_pages+0x27f/0x7c0 [ 1984.566650] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1984.571325] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1984.576338] __alloc_pages_nodemask+0xcc8/0x2890 [ 1984.581094] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1984.585924] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1984.590758] ? finish_task_switch+0x146/0x760 [ 1984.595261] ? mark_held_locks+0xa6/0xf0 [ 1984.599320] ? ____cache_alloc_node+0x156/0x1d0 [ 1984.603974] ? cache_grow_begin+0x64/0x8a0 [ 1984.608201] cache_grow_begin+0xa4/0x8a0 [ 1984.612267] fallback_alloc+0x213/0x2e0 [ 1984.616432] kmem_cache_alloc_trace+0x1f1/0x380 [ 1984.621096] do_syslog.part.0+0x24f/0x1510 [ 1984.625323] ? console_trylock+0x90/0x90 [ 1984.629372] ? wait_woken+0x250/0x250 [ 1984.633164] ? security_syslog+0x73/0x90 [ 1984.637219] do_syslog+0x49/0x60 [ 1984.640577] kmsg_read+0x8a/0xb0 [ 1984.643936] ? kmsg_poll+0xb0/0xb0 [ 1984.647557] proc_reg_read+0x1bd/0x2d0 [ 1984.651468] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1984.656386] ? lock_acquire+0x170/0x3c0 [ 1984.660352] ? __fdget_pos+0x26f/0x310 [ 1984.664233] __vfs_read+0xf7/0x750 [ 1984.667761] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1984.672679] ? __se_sys_copy_file_range+0x410/0x410 [ 1984.677682] ? fsnotify_first_mark+0x200/0x200 [ 1984.682251] ? mutex_trylock+0x1a0/0x1a0 [ 1984.686305] ? security_file_permission+0x1c0/0x220 [ 1984.691317] vfs_read+0x194/0x3c0 [ 1984.694770] ksys_read+0x12b/0x2a0 [ 1984.698299] ? kernel_write+0x110/0x110 [ 1984.702265] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1984.707267] ? do_syscall_64+0x21/0x620 [ 1984.711232] do_syscall_64+0xf9/0x620 [ 1984.715024] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1984.720199] RIP: 0033:0x7f32b454c22d [ 1984.723911] Code: Bad RIP value. [ 1984.727257] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1984.734952] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1984.742208] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1984.749461] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1984.756715] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1984.763970] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1984.771336] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1984.771502] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1984.778620] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1984.788748] in:imklog cpuset=/ mems_allowed=0-1 [ 1984.798168] Call Trace: [ 1984.805412] dump_stack+0x1fc/0x2ef [ 1984.809126] warn_alloc.cold+0x7b/0x18f [ 1984.813095] ? zone_watermark_ok_safe+0x260/0x260 [ 1984.817926] ? wakeup_kcompactd+0x27/0x540 [ 1984.822240] ? wakeup_kswapd+0x3cb/0x660 [ 1984.826302] ? __zone_watermark_ok+0x300/0x300 [ 1984.830873] ? wake_all_kswapds+0x143/0x2c0 [ 1984.835193] __alloc_pages_nodemask+0x232f/0x2890 [ 1984.840037] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1984.844866] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1984.849694] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1984.854533] ? __lock_acquire+0x6de/0x3ff0 [ 1984.858759] ? ____cache_alloc_node+0x156/0x1d0 [ 1984.863420] cache_grow_begin+0xa4/0x8a0 [ 1984.867477] fallback_alloc+0x213/0x2e0 [ 1984.871443] kmem_cache_alloc_node+0xe3/0x3b0 [ 1984.875928] __alloc_skb+0x71/0x560 [ 1984.879558] __netdev_alloc_skb+0x76/0x460 [ 1984.883785] __ieee80211_beacon_get+0xc7d/0x1a30 [ 1984.888543] ? ieee80211_csa_update_counter+0x470/0x470 [ 1984.893895] ? kvm_clock_get_cycles+0x14/0x30 [ 1984.898388] ? ktime_get+0x200/0x2f0 [ 1984.902095] ? mark_held_locks+0xf0/0xf0 [ 1984.906142] ? lapic_next_event+0x4d/0x80 [ 1984.910288] ieee80211_beacon_get_tim+0x88/0x890 [ 1984.915034] ? ieee80211_beacon_get_template+0x30/0x30 [ 1984.920301] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1984.925061] mac80211_hwsim_beacon_tx+0xff/0x680 [ 1984.929827] __iterate_interfaces+0x2e1/0x4a0 [ 1984.934308] ? hwsim_send_ps_poll+0x510/0x510 [ 1984.938791] ? hwsim_send_ps_poll+0x510/0x510 [ 1984.943272] ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 [ 1984.949582] mac80211_hwsim_beacon+0xc9/0x190 [ 1984.954065] __tasklet_hrtimer_trampoline+0x29/0xa0 [ 1984.959068] tasklet_action_common.constprop.0+0x265/0x360 [ 1984.964683] __do_softirq+0x265/0x980 [ 1984.968484] ? __local_bh_enable_ip+0x270/0x270 [ 1984.973225] run_ksoftirqd+0x57/0x110 [ 1984.977197] smpboot_thread_fn+0x655/0x9e0 [ 1984.981428] ? __kthread_parkme+0x4c/0x1e0 [ 1984.985656] ? sort_range+0x30/0x30 [ 1984.989269] ? __kthread_parkme+0x133/0x1e0 [ 1984.993575] ? sort_range+0x30/0x30 [ 1984.997187] kthread+0x33f/0x460 [ 1985.000542] ? kthread_park+0x180/0x180 [ 1985.004504] ret_from_fork+0x24/0x30 [ 1985.008213] warn_alloc_show_mem: 1 callbacks suppressed [ 1985.008222] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1985.008224] Mem-Info: [ 1985.008251] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1985.008251] active_file:13 inactive_file:13 isolated_file:0 [ 1985.008251] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1985.008251] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1985.008251] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1985.008251] free:11077 free_pcp:541 free_cma:0 [ 1985.013580] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1985.020932] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1985.023319] Call Trace: [ 1985.056711] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1985.066029] [ 1985.093934] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1985.096510] dump_stack+0x1fc/0x2ef [ 1985.122147] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1985.124292] warn_alloc.cold+0x7b/0x18f [ 1985.150368] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1985.153985] ? zone_watermark_ok_safe+0x260/0x260 [ 1985.158975] lowmem_reserve[]: 0 0 1 1 1 [ 1985.162934] ? wakeup_kcompactd+0x27/0x540 [ 1985.191873] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1985.196705] ? wakeup_kswapd+0x3cb/0x660 [ 1985.200643] lowmem_reserve[]: 0 0 0 0 0 [ 1985.204864] ? __zone_watermark_ok+0x300/0x300 [ 1985.231028] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1985.235074] ? wake_all_kswapds+0x143/0x2c0 [ 1985.239012] lowmem_reserve[]: 0 0 0 0 0 [ 1985.243582] __alloc_pages_nodemask+0x232f/0x2890 [ 1985.271233] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1985.275561] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1985.279491] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1985.284405] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1985.297197] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1985.302025] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1985.316576] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1985.321413] ? mark_held_locks+0xf0/0xf0 [ 1985.332386] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1985.337217] ? static_obj+0x50/0x50 [ 1985.353062] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1985.357109] ? ____cache_alloc_node+0x156/0x1d0 [ 1985.366030] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1985.369655] cache_grow_begin+0xa4/0x8a0 [ 1985.378197] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1985.382852] fallback_alloc+0x213/0x2e0 [ 1985.391650] 28277 total pagecache pages [ 1985.395697] kmem_cache_alloc_node+0xe3/0x3b0 [ 1985.404240] 0 pages in swap cache [ 1985.408197] __alloc_skb+0x71/0x560 [ 1985.412143] Swap cache stats: add 0, delete 0, find 0/0 [ 1985.416624] __netdev_alloc_skb+0x76/0x460 [ 1985.420046] Free swap = 0kB [ 1985.423662] send_hsr_supervision_frame+0x107/0xf70 [ 1985.428988] Total swap = 0kB [ 1985.433219] ? lock_acquire+0x170/0x3c0 [ 1985.436203] 2097051 pages RAM [ 1985.441207] ? check_preemption_disabled+0x41/0x280 [ 1985.444193] 0 pages HighMem/MovableOnly [ 1985.448153] hsr_announce+0x125/0x3a0 [ 1985.451226] 369649 pages reserved [ 1985.456247] call_timer_fn+0x177/0x700 [ 1985.460193] 0 pages cma reserved [ 1985.463977] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1985.467561] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1985.471269] ? process_timeout+0x40/0x40 [ 1985.474608] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1985.479780] ? mark_held_locks+0xa6/0xf0 [ 1985.503018] ? _raw_spin_unlock_irq+0x24/0x80 [ 1985.507506] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1985.512690] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1985.517868] expire_timers+0x243/0x4e0 [ 1985.521747] run_timer_softirq+0x21c/0x670 [ 1985.525971] ? expire_timers+0x4e0/0x4e0 [ 1985.530022] ? check_preemption_disabled+0x41/0x280 [ 1985.535132] __do_softirq+0x265/0x980 [ 1985.538927] irq_exit+0x215/0x260 [ 1985.542368] smp_apic_timer_interrupt+0x136/0x550 [ 1985.547210] apic_timer_interrupt+0xf/0x20 [ 1985.551429] [ 1985.553658] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1985.559098] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1985.577983] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1985.585679] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1985.592932] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1985.600185] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1985.607455] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1985.614885] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1985.622157] ? list_lru_count_one+0x41/0x360 [ 1985.626557] list_lru_count_one+0x41/0x360 [ 1985.630782] super_cache_count+0x1b4/0x2e0 [ 1985.635007] ? f2fs_shrink_count+0x217/0x2a0 [ 1985.639414] do_shrink_slab+0x10b/0xa40 [ 1985.643397] shrink_slab+0x16f/0x550 [ 1985.647105] ? do_shrink_slab+0xa40/0xa40 [ 1985.651252] shrink_node.isra.0+0x2d3/0x1300 [ 1985.655661] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1985.660490] ? queue_work_on+0x11a/0x1f0 [ 1985.664559] ? vmpressure+0x28a/0x320 [ 1985.668363] do_try_to_free_pages+0x38e/0xfe0 [ 1985.672868] ? node_reclaim+0x850/0x850 [ 1985.676837] try_to_free_pages+0x27f/0x7c0 [ 1985.681061] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1985.685727] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1985.690735] __alloc_pages_nodemask+0xcc8/0x2890 [ 1985.695493] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1985.700320] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1985.705152] ? finish_task_switch+0x146/0x760 [ 1985.709646] ? mark_held_locks+0xa6/0xf0 [ 1985.713693] ? ____cache_alloc_node+0x156/0x1d0 [ 1985.718347] ? cache_grow_begin+0x64/0x8a0 [ 1985.722581] cache_grow_begin+0xa4/0x8a0 [ 1985.726636] fallback_alloc+0x213/0x2e0 [ 1985.730606] kmem_cache_alloc_trace+0x1f1/0x380 [ 1985.735265] do_syslog.part.0+0x24f/0x1510 [ 1985.739493] ? console_trylock+0x90/0x90 [ 1985.743888] ? wait_woken+0x250/0x250 [ 1985.747678] ? security_syslog+0x73/0x90 [ 1985.751730] do_syslog+0x49/0x60 [ 1985.755131] kmsg_read+0x8a/0xb0 [ 1985.758499] ? kmsg_poll+0xb0/0xb0 [ 1985.762031] proc_reg_read+0x1bd/0x2d0 [ 1985.765906] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1985.770829] ? lock_acquire+0x170/0x3c0 [ 1985.774794] ? __fdget_pos+0x26f/0x310 [ 1985.778674] __vfs_read+0xf7/0x750 [ 1985.782201] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1985.787121] ? __se_sys_copy_file_range+0x410/0x410 [ 1985.792122] ? fsnotify_first_mark+0x200/0x200 [ 1985.796693] ? mutex_trylock+0x1a0/0x1a0 [ 1985.800745] ? security_file_permission+0x1c0/0x220 [ 1985.805775] vfs_read+0x194/0x3c0 [ 1985.809232] ksys_read+0x12b/0x2a0 [ 1985.812763] ? kernel_write+0x110/0x110 [ 1985.816813] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1985.821818] ? do_syscall_64+0x21/0x620 [ 1985.825783] do_syscall_64+0xf9/0x620 [ 1985.829572] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1985.834747] RIP: 0033:0x7f32b454c22d [ 1985.838454] Code: Bad RIP value. [ 1985.841801] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1985.849494] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1985.856758] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1985.864028] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1985.871287] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1985.878542] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1985.885818] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1985.885968] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1985.893108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1985.893112] Call Trace: [ 1985.893129] dump_stack+0x1fc/0x2ef [ 1985.893145] warn_alloc.cold+0x7b/0x18f [ 1985.903454] in:imklog cpuset=/ mems_allowed=0-1 [ 1985.912794] ? zone_watermark_ok_safe+0x260/0x260 [ 1985.912809] ? wakeup_kcompactd+0x27/0x540 [ 1985.936698] ? wakeup_kswapd+0x3cb/0x660 [ 1985.940750] ? __zone_watermark_ok+0x300/0x300 [ 1985.945319] ? wake_all_kswapds+0x143/0x2c0 [ 1985.949639] __alloc_pages_nodemask+0x232f/0x2890 [ 1985.954483] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1985.959315] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1985.964147] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1985.969015] ? __lock_acquire+0x6de/0x3ff0 [ 1985.973252] ? ____cache_alloc_node+0x156/0x1d0 [ 1985.977918] cache_grow_begin+0xa4/0x8a0 [ 1985.981983] fallback_alloc+0x213/0x2e0 [ 1985.985951] kmem_cache_alloc_node+0xe3/0x3b0 [ 1985.990438] __alloc_skb+0x71/0x560 [ 1985.994061] __netdev_alloc_skb+0x76/0x460 [ 1985.998288] __ieee80211_beacon_get+0xc7d/0x1a30 [ 1986.003037] ? ieee80211_csa_update_counter+0x470/0x470 [ 1986.008390] ? kvm_clock_get_cycles+0x14/0x30 [ 1986.013739] ? ktime_get+0x200/0x2f0 [ 1986.017471] ? mark_held_locks+0xf0/0xf0 [ 1986.021534] ? lapic_next_event+0x4d/0x80 [ 1986.025760] ieee80211_beacon_get_tim+0x88/0x890 [ 1986.030521] ? ieee80211_beacon_get_template+0x30/0x30 [ 1986.035785] ? lockdep_hardirqs_on+0x288/0x5c0 [ 1986.040356] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1986.045104] mac80211_hwsim_beacon_tx+0xff/0x680 [ 1986.049848] __iterate_interfaces+0x2e1/0x4a0 [ 1986.054330] ? hwsim_send_ps_poll+0x510/0x510 [ 1986.058816] ? hwsim_send_ps_poll+0x510/0x510 [ 1986.063302] ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 [ 1986.069610] mac80211_hwsim_beacon+0xc9/0x190 [ 1986.074096] __tasklet_hrtimer_trampoline+0x29/0xa0 [ 1986.079102] tasklet_action_common.constprop.0+0x265/0x360 [ 1986.084717] __do_softirq+0x265/0x980 [ 1986.088513] ? __local_bh_enable_ip+0x270/0x270 [ 1986.093188] run_ksoftirqd+0x57/0x110 [ 1986.096984] smpboot_thread_fn+0x655/0x9e0 [ 1986.101303] ? __kthread_parkme+0x4c/0x1e0 [ 1986.105537] ? sort_range+0x30/0x30 [ 1986.109150] ? __kthread_parkme+0x133/0x1e0 [ 1986.113460] ? sort_range+0x30/0x30 [ 1986.117075] kthread+0x33f/0x460 [ 1986.120425] ? kthread_park+0x180/0x180 [ 1986.124395] ret_from_fork+0x24/0x30 [ 1986.128103] warn_alloc_show_mem: 1 callbacks suppressed [ 1986.128113] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1986.128115] Mem-Info: [ 1986.128141] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1986.128141] active_file:13 inactive_file:13 isolated_file:0 [ 1986.128141] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1986.128141] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1986.128141] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1986.128141] free:11077 free_pcp:541 free_cma:0 [ 1986.133473] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1986.140825] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1986.143208] Call Trace: [ 1986.176780] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1986.186113] [ 1986.213944] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1986.216533] dump_stack+0x1fc/0x2ef [ 1986.242171] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1986.244333] warn_alloc.cold+0x7b/0x18f [ 1986.270411] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1986.274032] ? zone_watermark_ok_safe+0x260/0x260 [ 1986.279008] lowmem_reserve[]: 0 0 1 1 1 [ 1986.283055] ? wakeup_kcompactd+0x27/0x540 [ 1986.312006] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1986.316836] ? wakeup_kswapd+0x3cb/0x660 [ 1986.320781] lowmem_reserve[]: 0 0 0 0 0 [ 1986.325009] ? debug_object_activate+0x295/0x450 [ 1986.350823] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1986.354872] ? __zone_watermark_ok+0x300/0x300 [ 1986.358823] lowmem_reserve[]: 0 0 0 0 0 [ 1986.363569] ? wake_all_kswapds+0x143/0x2c0 [ 1986.391207] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1986.395796] __alloc_pages_nodemask+0x232f/0x2890 [ 1986.399736] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1986.404055] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1986.416838] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1986.421679] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1986.421695] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1986.436056] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1986.440898] ? mark_held_locks+0xf0/0xf0 [ 1986.452035] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1986.456963] ? ____cache_alloc_node+0x156/0x1d0 [ 1986.461778] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1986.476672] cache_grow_begin+0xa4/0x8a0 [ 1986.480705] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1986.489544] fallback_alloc+0x213/0x2e0 [ 1986.494282] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1986.502937] kmem_cache_alloc_node+0xe3/0x3b0 [ 1986.506963] 28277 total pagecache pages [ 1986.515783] __alloc_skb+0x71/0x560 [ 1986.519750] 0 pages in swap cache [ 1986.528310] ndisc_alloc_skb+0x134/0x320 [ 1986.532788] Swap cache stats: add 0, delete 0, find 0/0 [ 1986.536741] ndisc_send_rs+0x33a/0x690 [ 1986.540345] Free swap = 0kB [ 1986.543782] addrconf_rs_timer+0x384/0x6a0 [ 1986.547811] Total swap = 0kB [ 1986.553158] ? ipv6_get_lladdr+0x490/0x490 [ 1986.557014] 2097051 pages RAM [ 1986.560042] call_timer_fn+0x177/0x700 [ 1986.564239] 0 pages HighMem/MovableOnly [ 1986.567242] ? ipv6_get_lladdr+0x490/0x490 [ 1986.571437] 369649 pages reserved [ 1986.571444] 0 pages cma reserved [ 1986.574534] ? process_timeout+0x40/0x40 [ 1986.578542] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1986.582347] ? mark_held_locks+0xa6/0xf0 [ 1986.586550] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1986.589989] ? _raw_spin_unlock_irq+0x24/0x80 [ 1986.620961] ? ipv6_get_lladdr+0x490/0x490 [ 1986.625184] ? ipv6_get_lladdr+0x490/0x490 [ 1986.629405] expire_timers+0x243/0x4e0 [ 1986.633285] run_timer_softirq+0x21c/0x670 [ 1986.637516] ? expire_timers+0x4e0/0x4e0 [ 1986.641574] ? check_preemption_disabled+0x41/0x280 [ 1986.646583] __do_softirq+0x265/0x980 [ 1986.650379] irq_exit+0x215/0x260 [ 1986.653818] smp_apic_timer_interrupt+0x136/0x550 [ 1986.658653] apic_timer_interrupt+0xf/0x20 [ 1986.662872] [ 1986.665101] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1986.670540] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1986.689433] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1986.697131] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1986.704384] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1986.711639] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1986.718895] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1986.726150] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1986.733420] ? list_lru_count_one+0x41/0x360 [ 1986.737816] list_lru_count_one+0x41/0x360 [ 1986.742042] super_cache_count+0x1b4/0x2e0 [ 1986.746276] ? f2fs_shrink_count+0x217/0x2a0 [ 1986.750684] do_shrink_slab+0x10b/0xa40 [ 1986.754652] shrink_slab+0x16f/0x550 [ 1986.758380] ? do_shrink_slab+0xa40/0xa40 [ 1986.762526] shrink_node.isra.0+0x2d3/0x1300 [ 1986.766937] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1986.771770] ? queue_work_on+0x11a/0x1f0 [ 1986.775818] ? vmpressure+0x28a/0x320 [ 1986.779699] do_try_to_free_pages+0x38e/0xfe0 [ 1986.784204] ? node_reclaim+0x850/0x850 [ 1986.788187] try_to_free_pages+0x27f/0x7c0 [ 1986.792409] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1986.797070] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1986.802082] __alloc_pages_nodemask+0xcc8/0x2890 [ 1986.806838] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1986.811677] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1986.816506] ? finish_task_switch+0x146/0x760 [ 1986.821001] ? mark_held_locks+0xa6/0xf0 [ 1986.825049] ? ____cache_alloc_node+0x156/0x1d0 [ 1986.829704] ? cache_grow_begin+0x64/0x8a0 [ 1986.833925] cache_grow_begin+0xa4/0x8a0 [ 1986.837978] fallback_alloc+0x213/0x2e0 [ 1986.841942] kmem_cache_alloc_trace+0x1f1/0x380 [ 1986.846602] do_syslog.part.0+0x24f/0x1510 [ 1986.850842] ? console_trylock+0x90/0x90 [ 1986.854888] ? wait_woken+0x250/0x250 [ 1986.858678] ? security_syslog+0x73/0x90 [ 1986.862728] do_syslog+0x49/0x60 [ 1986.866082] kmsg_read+0x8a/0xb0 [ 1986.869432] ? kmsg_poll+0xb0/0xb0 [ 1986.872963] proc_reg_read+0x1bd/0x2d0 [ 1986.876840] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1986.881757] ? lock_acquire+0x170/0x3c0 [ 1986.885720] ? __fdget_pos+0x26f/0x310 [ 1986.889598] __vfs_read+0xf7/0x750 [ 1986.893129] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1986.898046] ? __se_sys_copy_file_range+0x410/0x410 [ 1986.903048] ? fsnotify_first_mark+0x200/0x200 [ 1986.907621] ? mutex_trylock+0x1a0/0x1a0 [ 1986.911676] ? security_file_permission+0x1c0/0x220 [ 1986.916682] vfs_read+0x194/0x3c0 [ 1986.920131] ksys_read+0x12b/0x2a0 [ 1986.923660] ? kernel_write+0x110/0x110 [ 1986.927634] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1986.932733] ? do_syscall_64+0x21/0x620 [ 1986.936697] do_syscall_64+0xf9/0x620 [ 1986.940490] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1986.945753] RIP: 0033:0x7f32b454c22d [ 1986.949466] Code: Bad RIP value. [ 1986.952816] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1986.960525] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1986.967780] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1986.975046] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1986.982303] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1986.989644] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1986.996921] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1986.996982] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 1987.004193] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1987.004198] Call Trace: [ 1987.004216] dump_stack+0x1fc/0x2ef [ 1987.004233] warn_alloc.cold+0x7b/0x18f [ 1987.010739] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1987.020046] ? zone_watermark_ok_safe+0x260/0x260 [ 1987.022609] in:imklog cpuset=/ mems_allowed=0-1 [ 1987.026219] ? wakeup_kcompactd+0x27/0x540 [ 1987.053964] ? wakeup_kswapd+0x3cb/0x660 [ 1987.058030] ? __zone_watermark_ok+0x300/0x300 [ 1987.062621] ? wake_all_kswapds+0x143/0x2c0 [ 1987.066941] __alloc_pages_nodemask+0x232f/0x2890 [ 1987.071783] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1987.076623] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1987.081451] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1987.086296] ? __lock_acquire+0x6de/0x3ff0 [ 1987.090523] ? ____cache_alloc_node+0x156/0x1d0 [ 1987.095276] cache_grow_begin+0xa4/0x8a0 [ 1987.099332] fallback_alloc+0x213/0x2e0 [ 1987.103300] kmem_cache_alloc_node+0xe3/0x3b0 [ 1987.107786] __alloc_skb+0x71/0x560 [ 1987.111415] __netdev_alloc_skb+0x76/0x460 [ 1987.115644] __ieee80211_beacon_get+0xc7d/0x1a30 [ 1987.120392] ? ieee80211_csa_update_counter+0x470/0x470 [ 1987.125751] ? kvm_clock_get_cycles+0x14/0x30 [ 1987.130254] ? ktime_get+0x200/0x2f0 [ 1987.133971] ? mark_held_locks+0xf0/0xf0 [ 1987.138018] ? lapic_next_event+0x4d/0x80 [ 1987.142158] ieee80211_beacon_get_tim+0x88/0x890 [ 1987.146904] ? ieee80211_beacon_get_template+0x30/0x30 [ 1987.152193] ? lockdep_hardirqs_on+0x288/0x5c0 [ 1987.156774] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1987.161538] mac80211_hwsim_beacon_tx+0xff/0x680 [ 1987.166311] __iterate_interfaces+0x2e1/0x4a0 [ 1987.170797] ? hwsim_send_ps_poll+0x510/0x510 [ 1987.175299] ? hwsim_send_ps_poll+0x510/0x510 [ 1987.179781] ieee80211_iterate_active_interfaces_atomic+0x8d/0x170 [ 1987.186088] mac80211_hwsim_beacon+0xc9/0x190 [ 1987.190570] __tasklet_hrtimer_trampoline+0x29/0xa0 [ 1987.195572] tasklet_action_common.constprop.0+0x265/0x360 [ 1987.201187] __do_softirq+0x265/0x980 [ 1987.204982] ? __local_bh_enable_ip+0x270/0x270 [ 1987.209640] run_ksoftirqd+0x57/0x110 [ 1987.213429] smpboot_thread_fn+0x655/0x9e0 [ 1987.217750] ? __kthread_parkme+0x4c/0x1e0 [ 1987.221980] ? sort_range+0x30/0x30 [ 1987.225607] ? __kthread_parkme+0x133/0x1e0 [ 1987.229925] ? sort_range+0x30/0x30 [ 1987.233552] kthread+0x33f/0x460 [ 1987.236911] ? kthread_park+0x180/0x180 [ 1987.240890] ret_from_fork+0x24/0x30 [ 1987.244599] warn_alloc_show_mem: 1 callbacks suppressed [ 1987.244609] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1987.244610] Mem-Info: [ 1987.244636] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1987.244636] active_file:13 inactive_file:13 isolated_file:0 [ 1987.244636] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1987.244636] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1987.244636] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1987.244636] free:11077 free_pcp:541 free_cma:0 [ 1987.249988] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1987.257350] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1987.259749] Call Trace: [ 1987.293143] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1987.302984] [ 1987.330818] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1987.333408] dump_stack+0x1fc/0x2ef [ 1987.359739] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1987.361887] warn_alloc.cold+0x7b/0x18f [ 1987.387964] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1987.391580] ? zone_watermark_ok_safe+0x260/0x260 [ 1987.396558] lowmem_reserve[]: 0 0 1 1 1 [ 1987.400519] ? wakeup_kcompactd+0x27/0x540 [ 1987.429561] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1987.434420] ? wakeup_kswapd+0x3cb/0x660 [ 1987.438354] lowmem_reserve[]: 0 0 0 0 0 [ 1987.442587] ? __zone_watermark_ok+0x300/0x300 [ 1987.468497] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1987.472561] ? wake_all_kswapds+0x143/0x2c0 [ 1987.476528] lowmem_reserve[]: 0 0 0 0 0 [ 1987.481131] __alloc_pages_nodemask+0x232f/0x2890 [ 1987.508763] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1987.513086] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1987.517019] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1987.521860] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1987.534657] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1987.539487] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1987.553857] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1987.558697] ? mark_held_locks+0xf0/0xf0 [ 1987.569666] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1987.574489] ? ____cache_alloc_node+0x156/0x1d0 [ 1987.589369] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1987.589380] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1987.593424] cache_grow_begin+0xa4/0x8a0 [ 1987.602231] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1987.602239] 28277 total pagecache pages [ 1987.606899] fallback_alloc+0x213/0x2e0 [ 1987.615441] 0 pages in swap cache [ 1987.624261] kmem_cache_alloc_node+0xe3/0x3b0 [ 1987.628289] Swap cache stats: add 0, delete 0, find 0/0 [ 1987.636858] __alloc_skb+0x71/0x560 [ 1987.640799] Free swap = 0kB [ 1987.644758] ndisc_alloc_skb+0x134/0x320 [ 1987.648180] Total swap = 0kB [ 1987.652656] ndisc_send_rs+0x33a/0x690 [ 1987.657989] 2097051 pages RAM [ 1987.661601] addrconf_rs_timer+0x384/0x6a0 [ 1987.664583] 0 pages HighMem/MovableOnly [ 1987.664590] 369649 pages reserved [ 1987.668724] ? ipv6_get_lladdr+0x490/0x490 [ 1987.671712] 0 pages cma reserved [ 1987.675588] call_timer_fn+0x177/0x700 [ 1987.678869] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1987.682877] ? ipv6_get_lladdr+0x490/0x490 [ 1987.686828] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1987.690267] ? process_timeout+0x40/0x40 [ 1987.725164] ? mark_held_locks+0xa6/0xf0 [ 1987.729213] ? _raw_spin_unlock_irq+0x24/0x80 [ 1987.733694] ? ipv6_get_lladdr+0x490/0x490 [ 1987.737921] ? ipv6_get_lladdr+0x490/0x490 [ 1987.742161] expire_timers+0x243/0x4e0 [ 1987.746046] run_timer_softirq+0x21c/0x670 [ 1987.750269] ? expire_timers+0x4e0/0x4e0 [ 1987.754452] ? check_preemption_disabled+0x41/0x280 [ 1987.759462] __do_softirq+0x265/0x980 [ 1987.763273] irq_exit+0x215/0x260 [ 1987.766723] smp_apic_timer_interrupt+0x136/0x550 [ 1987.771564] apic_timer_interrupt+0xf/0x20 [ 1987.775779] [ 1987.778017] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1987.783454] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1987.802339] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1987.810032] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1987.817287] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1987.824545] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1987.831800] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1987.839059] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1987.846327] ? list_lru_count_one+0x41/0x360 [ 1987.850729] list_lru_count_one+0x41/0x360 [ 1987.854954] super_cache_count+0x1b4/0x2e0 [ 1987.859178] ? f2fs_shrink_count+0x217/0x2a0 [ 1987.863578] do_shrink_slab+0x10b/0xa40 [ 1987.867547] shrink_slab+0x16f/0x550 [ 1987.871248] ? do_shrink_slab+0xa40/0xa40 [ 1987.875401] shrink_node.isra.0+0x2d3/0x1300 [ 1987.879808] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1987.884638] ? queue_work_on+0x11a/0x1f0 [ 1987.888704] ? vmpressure+0x28a/0x320 [ 1987.892494] do_try_to_free_pages+0x38e/0xfe0 [ 1987.896987] ? node_reclaim+0x850/0x850 [ 1987.901042] try_to_free_pages+0x27f/0x7c0 [ 1987.905267] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1987.910030] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1987.915044] __alloc_pages_nodemask+0xcc8/0x2890 [ 1987.919804] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1987.924634] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1987.929470] ? finish_task_switch+0x146/0x760 [ 1987.933965] ? mark_held_locks+0xa6/0xf0 [ 1987.938013] ? ____cache_alloc_node+0x156/0x1d0 [ 1987.942673] ? cache_grow_begin+0x64/0x8a0 [ 1987.946899] cache_grow_begin+0xa4/0x8a0 [ 1987.950955] fallback_alloc+0x213/0x2e0 [ 1987.954937] kmem_cache_alloc_trace+0x1f1/0x380 [ 1987.959861] do_syslog.part.0+0x24f/0x1510 [ 1987.964090] ? console_trylock+0x90/0x90 [ 1987.968146] ? wait_woken+0x250/0x250 [ 1987.971944] ? security_syslog+0x73/0x90 [ 1987.975999] do_syslog+0x49/0x60 [ 1987.979462] kmsg_read+0x8a/0xb0 [ 1987.982828] ? kmsg_poll+0xb0/0xb0 [ 1987.986355] proc_reg_read+0x1bd/0x2d0 [ 1987.990245] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1987.995165] ? lock_acquire+0x170/0x3c0 [ 1987.999139] ? __fdget_pos+0x26f/0x310 [ 1988.003022] __vfs_read+0xf7/0x750 [ 1988.006550] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1988.011496] ? __se_sys_copy_file_range+0x410/0x410 [ 1988.016504] ? fsnotify_first_mark+0x200/0x200 [ 1988.021079] ? mutex_trylock+0x1a0/0x1a0 [ 1988.025136] ? security_file_permission+0x1c0/0x220 [ 1988.030233] vfs_read+0x194/0x3c0 [ 1988.033680] ksys_read+0x12b/0x2a0 [ 1988.037207] ? kernel_write+0x110/0x110 [ 1988.041288] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1988.046304] ? do_syscall_64+0x21/0x620 [ 1988.050268] do_syscall_64+0xf9/0x620 [ 1988.054067] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1988.059244] RIP: 0033:0x7f32b454c22d [ 1988.062955] Code: Bad RIP value. [ 1988.066304] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1988.074014] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1988.081273] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1988.088529] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1988.095785] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1988.103127] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1988.110402] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1988.110470] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 1988.117669] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1988.117674] Call Trace: [ 1988.117691] dump_stack+0x1fc/0x2ef [ 1988.117708] warn_alloc.cold+0x7b/0x18f [ 1988.124242] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1988.133518] ? zone_watermark_ok_safe+0x260/0x260 [ 1988.136073] in:imklog cpuset=/ mems_allowed=0-1 [ 1988.139687] ? wakeup_kcompactd+0x27/0x540 [ 1988.167701] ? wakeup_kswapd+0x3cb/0x660 [ 1988.172104] ? __zone_watermark_ok+0x300/0x300 [ 1988.176693] ? wake_all_kswapds+0x143/0x2c0 [ 1988.181188] __alloc_pages_nodemask+0x232f/0x2890 [ 1988.186045] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1988.190892] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1988.195735] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1988.200575] ? mark_held_locks+0xf0/0xf0 [ 1988.204640] ? static_obj+0x50/0x50 [ 1988.208258] ? ____cache_alloc_node+0x156/0x1d0 [ 1988.212919] cache_grow_begin+0xa4/0x8a0 [ 1988.216982] fallback_alloc+0x213/0x2e0 [ 1988.220950] kmem_cache_alloc_node+0xe3/0x3b0 [ 1988.225443] __alloc_skb+0x71/0x560 [ 1988.229080] __netdev_alloc_skb+0x76/0x460 [ 1988.233310] send_hsr_supervision_frame+0x107/0xf70 [ 1988.238316] ? lock_acquire+0x170/0x3c0 [ 1988.242280] ? check_preemption_disabled+0x41/0x280 [ 1988.247289] hsr_announce+0x125/0x3a0 [ 1988.251080] call_timer_fn+0x177/0x700 [ 1988.254956] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1988.260134] ? process_timeout+0x40/0x40 [ 1988.264188] ? _raw_spin_unlock_irq+0x24/0x80 [ 1988.268670] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1988.273850] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1988.279030] expire_timers+0x243/0x4e0 [ 1988.282910] run_timer_softirq+0x21c/0x670 [ 1988.287174] ? expire_timers+0x4e0/0x4e0 [ 1988.291227] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 1988.296330] ? mac80211_hwsim_beacon+0x150/0x190 [ 1988.301079] ? check_preemption_disabled+0x41/0x280 [ 1988.306123] __do_softirq+0x265/0x980 [ 1988.309935] ? __local_bh_enable_ip+0x270/0x270 [ 1988.314610] run_ksoftirqd+0x57/0x110 [ 1988.318410] smpboot_thread_fn+0x655/0x9e0 [ 1988.322640] ? __kthread_parkme+0x4c/0x1e0 [ 1988.326867] ? sort_range+0x30/0x30 [ 1988.330482] ? __kthread_parkme+0x133/0x1e0 [ 1988.334792] ? sort_range+0x30/0x30 [ 1988.338408] kthread+0x33f/0x460 [ 1988.341763] ? kthread_park+0x180/0x180 [ 1988.345744] ret_from_fork+0x24/0x30 [ 1988.349463] warn_alloc_show_mem: 1 callbacks suppressed [ 1988.349473] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1988.349475] Mem-Info: [ 1988.349500] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1988.349500] active_file:13 inactive_file:13 isolated_file:0 [ 1988.349500] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1988.349500] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1988.349500] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1988.349500] free:11077 free_pcp:541 free_cma:0 [ 1988.354840] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1988.362201] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1988.364587] Call Trace: [ 1988.398082] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1988.407410] [ 1988.436107] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1988.438689] dump_stack+0x1fc/0x2ef [ 1988.464418] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1988.466570] warn_alloc.cold+0x7b/0x18f [ 1988.492658] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1988.496304] ? zone_watermark_ok_safe+0x260/0x260 [ 1988.501287] lowmem_reserve[]: 0 0 1 1 1 [ 1988.505258] ? wakeup_kcompactd+0x27/0x540 [ 1988.534216] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1988.539052] ? wakeup_kswapd+0x3cb/0x660 [ 1988.542996] lowmem_reserve[]: 0 0 0 0 0 [ 1988.547227] ? __zone_watermark_ok+0x300/0x300 [ 1988.573049] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1988.577104] ? wake_all_kswapds+0x143/0x2c0 [ 1988.581044] lowmem_reserve[]: 0 0 0 0 0 [ 1988.585619] __alloc_pages_nodemask+0x232f/0x2890 [ 1988.613438] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1988.617762] ? rcu_nmi_exit+0xb3/0x180 [ 1988.621697] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1988.626532] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1988.639325] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1988.643203] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1988.657577] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1988.662431] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1988.673411] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1988.678248] ? mark_held_locks+0xf0/0xf0 [ 1988.693301] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1988.693313] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1988.698143] ? ____cache_alloc_node+0x156/0x1d0 [ 1988.706953] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1988.710998] cache_grow_begin+0xa4/0x8a0 [ 1988.719555] 28277 total pagecache pages [ 1988.728379] fallback_alloc+0x213/0x2e0 [ 1988.733018] 0 pages in swap cache [ 1988.741579] kmem_cache_alloc_node+0xe3/0x3b0 [ 1988.745626] Swap cache stats: add 0, delete 0, find 0/0 [ 1988.749585] __alloc_skb+0x71/0x560 [ 1988.753528] Free swap = 0kB [ 1988.756965] ndisc_alloc_skb+0x134/0x320 [ 1988.761429] Total swap = 0kB [ 1988.766789] ndisc_send_rs+0x33a/0x690 [ 1988.770407] 2097051 pages RAM [ 1988.773412] addrconf_rs_timer+0x384/0x6a0 [ 1988.777441] 0 pages HighMem/MovableOnly [ 1988.780462] ? ipv6_get_lladdr+0x490/0x490 [ 1988.784319] 369649 pages reserved [ 1988.787416] call_timer_fn+0x177/0x700 [ 1988.791612] 0 pages cma reserved [ 1988.795568] ? ipv6_get_lladdr+0x490/0x490 [ 1988.799906] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1988.803208] ? process_timeout+0x40/0x40 [ 1988.807064] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1988.810417] ? mark_held_locks+0xa6/0xf0 [ 1988.837809] ? _raw_spin_unlock_irq+0x24/0x80 [ 1988.842292] ? ipv6_get_lladdr+0x490/0x490 [ 1988.846516] ? ipv6_get_lladdr+0x490/0x490 [ 1988.850739] expire_timers+0x243/0x4e0 [ 1988.854620] run_timer_softirq+0x21c/0x670 [ 1988.858848] ? expire_timers+0x4e0/0x4e0 [ 1988.862902] ? check_preemption_disabled+0x41/0x280 [ 1988.867913] __do_softirq+0x265/0x980 [ 1988.871709] irq_exit+0x215/0x260 [ 1988.875149] smp_apic_timer_interrupt+0x136/0x550 [ 1988.879987] apic_timer_interrupt+0xf/0x20 [ 1988.884204] [ 1988.886433] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1988.891874] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1988.910849] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1988.918544] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1988.925815] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1988.933073] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1988.940345] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1988.947622] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1988.954899] ? list_lru_count_one+0x41/0x360 [ 1988.959301] list_lru_count_one+0x41/0x360 [ 1988.963529] super_cache_count+0x1b4/0x2e0 [ 1988.967752] ? f2fs_shrink_count+0x217/0x2a0 [ 1988.972239] do_shrink_slab+0x10b/0xa40 [ 1988.976238] shrink_slab+0x16f/0x550 [ 1988.979949] ? do_shrink_slab+0xa40/0xa40 [ 1988.984192] shrink_node.isra.0+0x2d3/0x1300 [ 1988.988600] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1988.993453] ? queue_work_on+0x11a/0x1f0 [ 1988.997506] ? vmpressure+0x28a/0x320 [ 1989.001303] do_try_to_free_pages+0x38e/0xfe0 [ 1989.005797] ? node_reclaim+0x850/0x850 [ 1989.009767] try_to_free_pages+0x27f/0x7c0 [ 1989.013992] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1989.018658] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1989.023670] __alloc_pages_nodemask+0xcc8/0x2890 [ 1989.028428] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1989.033273] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1989.038147] ? finish_task_switch+0x146/0x760 [ 1989.042659] ? mark_held_locks+0xa6/0xf0 [ 1989.046710] ? ____cache_alloc_node+0x156/0x1d0 [ 1989.051372] ? cache_grow_begin+0x64/0x8a0 [ 1989.055601] cache_grow_begin+0xa4/0x8a0 [ 1989.059656] fallback_alloc+0x213/0x2e0 [ 1989.063624] kmem_cache_alloc_trace+0x1f1/0x380 [ 1989.068289] do_syslog.part.0+0x24f/0x1510 [ 1989.072520] ? console_trylock+0x90/0x90 [ 1989.076570] ? wait_woken+0x250/0x250 [ 1989.080449] ? security_syslog+0x73/0x90 [ 1989.084502] do_syslog+0x49/0x60 [ 1989.087862] kmsg_read+0x8a/0xb0 [ 1989.091304] ? kmsg_poll+0xb0/0xb0 [ 1989.094851] proc_reg_read+0x1bd/0x2d0 [ 1989.098731] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1989.103664] ? lock_acquire+0x170/0x3c0 [ 1989.107629] ? __fdget_pos+0x26f/0x310 [ 1989.111511] __vfs_read+0xf7/0x750 [ 1989.115058] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1989.119979] ? __se_sys_copy_file_range+0x410/0x410 [ 1989.125005] ? fsnotify_first_mark+0x200/0x200 [ 1989.129582] ? mutex_trylock+0x1a0/0x1a0 [ 1989.133638] ? security_file_permission+0x1c0/0x220 [ 1989.138651] vfs_read+0x194/0x3c0 [ 1989.142097] ksys_read+0x12b/0x2a0 [ 1989.145626] ? kernel_write+0x110/0x110 [ 1989.149593] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1989.154601] ? do_syscall_64+0x21/0x620 [ 1989.158568] do_syscall_64+0xf9/0x620 [ 1989.162371] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1989.167550] RIP: 0033:0x7f32b454c22d [ 1989.171256] Code: Bad RIP value. [ 1989.174605] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1989.182301] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1989.189820] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1989.197091] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1989.204361] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1989.211640] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1989.218931] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1989.218994] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 1989.226205] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1989.226210] Call Trace: [ 1989.226232] dump_stack+0x1fc/0x2ef [ 1989.226250] warn_alloc.cold+0x7b/0x18f [ 1989.232834] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1989.242065] ? zone_watermark_ok_safe+0x260/0x260 [ 1989.244618] in:imklog cpuset=/ mems_allowed=0-1 [ 1989.248230] ? wakeup_kcompactd+0x27/0x540 [ 1989.275994] ? wakeup_kswapd+0x3cb/0x660 [ 1989.280045] ? __zone_watermark_ok+0x300/0x300 [ 1989.284616] ? wake_all_kswapds+0x143/0x2c0 [ 1989.288934] __alloc_pages_nodemask+0x232f/0x2890 [ 1989.293778] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1989.298614] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1989.303447] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1989.308898] ? mark_held_locks+0xf0/0xf0 [ 1989.312956] ? static_obj+0x50/0x50 [ 1989.316581] ? ____cache_alloc_node+0x156/0x1d0 [ 1989.321250] cache_grow_begin+0xa4/0x8a0 [ 1989.325313] fallback_alloc+0x213/0x2e0 [ 1989.329306] kmem_cache_alloc_node+0xe3/0x3b0 [ 1989.333815] __alloc_skb+0x71/0x560 [ 1989.337446] __netdev_alloc_skb+0x76/0x460 [ 1989.341696] send_hsr_supervision_frame+0x107/0xf70 [ 1989.346704] ? lock_acquire+0x170/0x3c0 [ 1989.350684] ? check_preemption_disabled+0x41/0x280 [ 1989.355697] hsr_announce+0x125/0x3a0 [ 1989.359492] call_timer_fn+0x177/0x700 [ 1989.363370] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1989.368548] ? process_timeout+0x40/0x40 [ 1989.372609] ? _raw_spin_unlock_irq+0x24/0x80 [ 1989.377188] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1989.382368] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1989.387549] expire_timers+0x243/0x4e0 [ 1989.391432] run_timer_softirq+0x21c/0x670 [ 1989.395672] ? expire_timers+0x4e0/0x4e0 [ 1989.399724] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 1989.404816] ? mac80211_hwsim_beacon+0x150/0x190 [ 1989.409560] ? check_preemption_disabled+0x41/0x280 [ 1989.414573] __do_softirq+0x265/0x980 [ 1989.418369] ? __local_bh_enable_ip+0x270/0x270 [ 1989.423030] run_ksoftirqd+0x57/0x110 [ 1989.426823] smpboot_thread_fn+0x655/0x9e0 [ 1989.431045] ? __kthread_parkme+0x4c/0x1e0 [ 1989.435288] ? sort_range+0x30/0x30 [ 1989.439003] ? __kthread_parkme+0x133/0x1e0 [ 1989.443333] ? sort_range+0x30/0x30 [ 1989.446953] kthread+0x33f/0x460 [ 1989.450319] ? kthread_park+0x180/0x180 [ 1989.454306] ret_from_fork+0x24/0x30 [ 1989.458019] warn_alloc_show_mem: 1 callbacks suppressed [ 1989.458029] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1989.458031] Mem-Info: [ 1989.458057] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1989.458057] active_file:13 inactive_file:13 isolated_file:0 [ 1989.458057] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1989.458057] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1989.458057] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1989.458057] free:11077 free_pcp:541 free_cma:0 [ 1989.463402] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1989.470759] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1989.473154] Call Trace: [ 1989.506548] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1989.515868] [ 1989.543703] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1989.546284] dump_stack+0x1fc/0x2ef [ 1989.571921] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1989.574065] warn_alloc.cold+0x7b/0x18f [ 1989.600142] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1989.603764] ? zone_watermark_ok_safe+0x260/0x260 [ 1989.608741] lowmem_reserve[]: 0 0 1 1 1 [ 1989.612707] ? wakeup_kcompactd+0x27/0x540 [ 1989.641741] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1989.646581] ? wakeup_kswapd+0x3cb/0x660 [ 1989.650539] lowmem_reserve[]: 0 0 0 0 0 [ 1989.654762] ? __zone_watermark_ok+0x300/0x300 [ 1989.680579] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1989.684642] ? wake_all_kswapds+0x143/0x2c0 [ 1989.688578] lowmem_reserve[]: 0 0 0 0 0 [ 1989.693162] __alloc_pages_nodemask+0x232f/0x2890 [ 1989.720800] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1989.725130] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1989.729061] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1989.733895] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1989.747131] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1989.751962] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1989.766320] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1989.771160] ? static_obj+0x50/0x50 [ 1989.782149] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1989.786989] ? ____cache_alloc_node+0x156/0x1d0 [ 1989.802133] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1989.805760] cache_grow_begin+0xa4/0x8a0 [ 1989.814583] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1989.819249] fallback_alloc+0x213/0x2e0 [ 1989.827789] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1989.831846] kmem_cache_alloc_node+0xe3/0x3b0 [ 1989.840648] 28277 total pagecache pages [ 1989.844611] __alloc_skb+0x71/0x560 [ 1989.853171] 0 pages in swap cache [ 1989.857653] __netdev_alloc_skb+0x76/0x460 [ 1989.861599] Swap cache stats: add 0, delete 0, find 0/0 [ 1989.865213] send_hsr_supervision_frame+0x107/0xf70 [ 1989.868636] Free swap = 0kB [ 1989.872856] ? lock_acquire+0x170/0x3c0 [ 1989.878188] Total swap = 0kB [ 1989.883192] ? check_preemption_disabled+0x41/0x280 [ 1989.886179] 2097051 pages RAM [ 1989.890229] hsr_announce+0x125/0x3a0 [ 1989.893214] 0 pages HighMem/MovableOnly [ 1989.898216] call_timer_fn+0x177/0x700 [ 1989.901380] 369649 pages reserved [ 1989.905167] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1989.909108] 0 pages cma reserved [ 1989.912983] ? process_timeout+0x40/0x40 [ 1989.916966] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1989.921585] ? mark_held_locks+0xa6/0xf0 [ 1989.921604] ? _raw_spin_unlock_irq+0x24/0x80 [ 1989.925103] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1989.929152] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1989.929170] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1989.963221] expire_timers+0x243/0x4e0 [ 1989.967110] run_timer_softirq+0x21c/0x670 [ 1989.971337] ? expire_timers+0x4e0/0x4e0 [ 1989.975393] ? check_preemption_disabled+0x41/0x280 [ 1989.980410] __do_softirq+0x265/0x980 [ 1989.984210] irq_exit+0x215/0x260 [ 1989.987654] smp_apic_timer_interrupt+0x136/0x550 [ 1989.992490] apic_timer_interrupt+0xf/0x20 [ 1989.996708] [ 1989.998953] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1990.004393] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1990.023279] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1990.030977] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1990.038235] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1990.045510] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1990.052777] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1990.060051] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1990.067337] ? list_lru_count_one+0x41/0x360 [ 1990.071738] list_lru_count_one+0x41/0x360 [ 1990.075968] super_cache_count+0x1b4/0x2e0 [ 1990.080208] ? f2fs_shrink_count+0x217/0x2a0 [ 1990.084611] do_shrink_slab+0x10b/0xa40 [ 1990.088583] shrink_slab+0x16f/0x550 [ 1990.092288] ? do_shrink_slab+0xa40/0xa40 [ 1990.096435] shrink_node.isra.0+0x2d3/0x1300 [ 1990.100848] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1990.105679] ? queue_work_on+0x11a/0x1f0 [ 1990.109730] ? vmpressure+0x28a/0x320 [ 1990.113524] do_try_to_free_pages+0x38e/0xfe0 [ 1990.118018] ? node_reclaim+0x850/0x850 [ 1990.121985] try_to_free_pages+0x27f/0x7c0 [ 1990.126210] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1990.130881] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1990.135890] __alloc_pages_nodemask+0xcc8/0x2890 [ 1990.140649] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1990.145484] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1990.150318] ? finish_task_switch+0x146/0x760 [ 1990.154830] ? mark_held_locks+0xa6/0xf0 [ 1990.158880] ? ____cache_alloc_node+0x156/0x1d0 [ 1990.163535] ? cache_grow_begin+0x64/0x8a0 [ 1990.167762] cache_grow_begin+0xa4/0x8a0 [ 1990.171819] fallback_alloc+0x213/0x2e0 [ 1990.175789] kmem_cache_alloc_trace+0x1f1/0x380 [ 1990.180453] do_syslog.part.0+0x24f/0x1510 [ 1990.184683] ? console_trylock+0x90/0x90 [ 1990.188741] ? wait_woken+0x250/0x250 [ 1990.192534] ? security_syslog+0x73/0x90 [ 1990.196590] do_syslog+0x49/0x60 [ 1990.199953] kmsg_read+0x8a/0xb0 [ 1990.203307] ? kmsg_poll+0xb0/0xb0 [ 1990.206846] proc_reg_read+0x1bd/0x2d0 [ 1990.210724] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1990.215644] ? lock_acquire+0x170/0x3c0 [ 1990.219712] ? __fdget_pos+0x26f/0x310 [ 1990.223593] __vfs_read+0xf7/0x750 [ 1990.227236] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1990.232158] ? __se_sys_copy_file_range+0x410/0x410 [ 1990.237164] ? fsnotify_first_mark+0x200/0x200 [ 1990.241738] ? mutex_trylock+0x1a0/0x1a0 [ 1990.245795] ? security_file_permission+0x1c0/0x220 [ 1990.250803] vfs_read+0x194/0x3c0 [ 1990.254262] ksys_read+0x12b/0x2a0 [ 1990.257792] ? kernel_write+0x110/0x110 [ 1990.261761] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1990.266766] ? do_syscall_64+0x21/0x620 [ 1990.270732] do_syscall_64+0xf9/0x620 [ 1990.274525] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1990.279699] RIP: 0033:0x7f32b454c22d [ 1990.283404] Code: Bad RIP value. [ 1990.286754] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1990.294450] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1990.301791] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1990.309046] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1990.316309] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1990.323567] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1990.330856] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1990.330966] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1990.338132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1990.348244] in:imklog cpuset=/ mems_allowed=0-1 [ 1990.357710] Call Trace: [ 1990.364955] dump_stack+0x1fc/0x2ef [ 1990.368604] warn_alloc.cold+0x7b/0x18f [ 1990.372575] ? zone_watermark_ok_safe+0x260/0x260 [ 1990.377598] ? wakeup_kcompactd+0x27/0x540 [ 1990.381828] ? wakeup_kswapd+0x3cb/0x660 [ 1990.385884] ? __zone_watermark_ok+0x300/0x300 [ 1990.390458] ? wake_all_kswapds+0x143/0x2c0 [ 1990.394775] __alloc_pages_nodemask+0x232f/0x2890 [ 1990.399621] ? mark_held_locks+0xf0/0xf0 [ 1990.403677] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1990.408511] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1990.413361] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1990.418194] ? mark_held_locks+0xf0/0xf0 [ 1990.422253] ? mark_held_locks+0xf0/0xf0 [ 1990.426305] ? ____cache_alloc_node+0x156/0x1d0 [ 1990.430966] cache_grow_begin+0xa4/0x8a0 [ 1990.435036] fallback_alloc+0x213/0x2e0 [ 1990.439006] kmem_cache_alloc_node+0xe3/0x3b0 [ 1990.443493] __alloc_skb+0x71/0x560 [ 1990.447112] new_skb+0x24/0x1c0 [ 1990.450380] aoecmd_cfg+0x191/0x5e0 [ 1990.453999] ? aoecmd_ata_rsp+0x1200/0x1200 [ 1990.458317] ? round_jiffies_up_relative+0xd0/0xd0 [ 1990.463328] call_timer_fn+0x177/0x700 [ 1990.467203] ? aoedev_exit+0x50/0x50 [ 1990.470906] ? process_timeout+0x40/0x40 [ 1990.474962] ? _raw_spin_unlock_irq+0x24/0x80 [ 1990.479624] ? aoedev_exit+0x50/0x50 [ 1990.483365] ? aoedev_exit+0x50/0x50 [ 1990.487081] expire_timers+0x243/0x4e0 [ 1990.490972] run_timer_softirq+0x21c/0x670 [ 1990.495203] ? expire_timers+0x4e0/0x4e0 [ 1990.499258] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 1990.504350] ? mac80211_hwsim_beacon+0x150/0x190 [ 1990.509097] ? check_preemption_disabled+0x41/0x280 [ 1990.514106] __do_softirq+0x265/0x980 [ 1990.517907] ? __local_bh_enable_ip+0x270/0x270 [ 1990.522564] run_ksoftirqd+0x57/0x110 [ 1990.526355] smpboot_thread_fn+0x655/0x9e0 [ 1990.530577] ? __kthread_parkme+0x4c/0x1e0 [ 1990.534808] ? sort_range+0x30/0x30 [ 1990.538438] ? __kthread_parkme+0x133/0x1e0 [ 1990.542750] ? sort_range+0x30/0x30 [ 1990.546366] kthread+0x33f/0x460 [ 1990.549718] ? kthread_park+0x180/0x180 [ 1990.553682] ret_from_fork+0x24/0x30 [ 1990.557399] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1990.557404] warn_alloc_show_mem: 1 callbacks suppressed [ 1990.557410] Mem-Info: [ 1990.564764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1990.570122] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1990.570122] active_file:13 inactive_file:13 isolated_file:0 [ 1990.570122] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1990.570122] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1990.570122] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1990.570122] free:11077 free_pcp:541 free_cma:0 [ 1990.572491] Call Trace: [ 1990.581858] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1990.615220] [ 1990.617803] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1990.648652] dump_stack+0x1fc/0x2ef [ 1990.648670] warn_alloc.cold+0x7b/0x18f [ 1990.650792] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1990.676458] ? zone_watermark_ok_safe+0x260/0x260 [ 1990.680053] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1990.684015] ? wakeup_kcompactd+0x27/0x540 [ 1990.710094] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1990.714928] ? wakeup_kswapd+0x3cb/0x660 [ 1990.719904] lowmem_reserve[]: 0 0 1 1 1 [ 1990.724138] ? __zone_watermark_ok+0x300/0x300 [ 1990.753076] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1990.757132] ? wake_all_kswapds+0x143/0x2c0 [ 1990.761067] lowmem_reserve[]: 0 0 0 0 0 [ 1990.765645] __alloc_pages_nodemask+0x232f/0x2890 [ 1990.791547] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1990.795872] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1990.799888] lowmem_reserve[]: 0 0 0 0 0 [ 1990.804729] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1990.833325] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1990.838163] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1990.842109] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1990.846942] ? mark_held_locks+0xf0/0xf0 [ 1990.859734] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1990.864581] ? mark_held_locks+0xf0/0xf0 [ 1990.878947] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1990.883012] ? ____cache_alloc_node+0x156/0x1d0 [ 1990.894092] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1990.898486] cache_grow_begin+0xa4/0x8a0 [ 1990.913818] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1990.918474] fallback_alloc+0x213/0x2e0 [ 1990.927298] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1990.931356] kmem_cache_alloc_node+0xe3/0x3b0 [ 1990.939908] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1990.943868] __alloc_skb+0x71/0x560 [ 1990.952666] 28277 total pagecache pages [ 1990.957158] __pskb_copy_fclone+0x10c/0xcc0 [ 1990.965707] 0 pages in swap cache [ 1990.969332] ? check_preemption_disabled+0x41/0x280 [ 1990.973277] Swap cache stats: add 0, delete 0, find 0/0 [ 1990.977601] tipc_udp_send_msg+0x302/0x490 [ 1990.981028] Free swap = 0kB [ 1990.986032] tipc_bearer_xmit_skb+0x15b/0x330 [ 1990.991359] Total swap = 0kB [ 1990.995576] tipc_disc_timeout+0x855/0xc90 [ 1990.998591] 2097051 pages RAM [ 1991.003046] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1991.006051] 0 pages HighMem/MovableOnly [ 1991.010286] ? lock_downgrade+0x720/0x720 [ 1991.013357] 369649 pages reserved [ 1991.013364] 0 pages cma reserved [ 1991.017868] ? assoc_array_delete+0x283/0xc10 [ 1991.021871] aoe: skb alloc failure [ 1991.025949] call_timer_fn+0x177/0x700 [ 1991.025964] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1991.029411] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1991.032741] ? process_timeout+0x40/0x40 [ 1991.037206] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1991.040736] ? mark_held_locks+0xa6/0xf0 [ 1991.072350] ? _raw_spin_unlock_irq+0x24/0x80 [ 1991.076832] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1991.081315] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1991.085801] expire_timers+0x243/0x4e0 [ 1991.089682] run_timer_softirq+0x21c/0x670 [ 1991.093906] ? expire_timers+0x4e0/0x4e0 [ 1991.097967] ? check_preemption_disabled+0x41/0x280 [ 1991.102985] __do_softirq+0x265/0x980 [ 1991.106784] irq_exit+0x215/0x260 [ 1991.110230] smp_apic_timer_interrupt+0x136/0x550 [ 1991.115066] apic_timer_interrupt+0xf/0x20 [ 1991.119302] [ 1991.121532] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1991.126973] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1991.145876] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1991.153572] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1991.160829] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1991.168091] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1991.175347] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1991.182623] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1991.190020] ? list_lru_count_one+0x41/0x360 [ 1991.194432] list_lru_count_one+0x41/0x360 [ 1991.198660] super_cache_count+0x1b4/0x2e0 [ 1991.202901] ? f2fs_shrink_count+0x217/0x2a0 [ 1991.207302] do_shrink_slab+0x10b/0xa40 [ 1991.211271] shrink_slab+0x16f/0x550 [ 1991.214978] ? do_shrink_slab+0xa40/0xa40 [ 1991.219131] shrink_node.isra.0+0x2d3/0x1300 [ 1991.223544] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1991.228374] ? queue_work_on+0x11a/0x1f0 [ 1991.232426] ? vmpressure+0x28a/0x320 [ 1991.236220] do_try_to_free_pages+0x38e/0xfe0 [ 1991.240727] ? node_reclaim+0x850/0x850 [ 1991.244713] try_to_free_pages+0x27f/0x7c0 [ 1991.249027] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1991.253755] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1991.258774] __alloc_pages_nodemask+0xcc8/0x2890 [ 1991.263536] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1991.268458] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1991.273291] ? finish_task_switch+0x146/0x760 [ 1991.277796] ? mark_held_locks+0xa6/0xf0 [ 1991.281865] ? ____cache_alloc_node+0x156/0x1d0 [ 1991.286524] ? cache_grow_begin+0x64/0x8a0 [ 1991.290753] cache_grow_begin+0xa4/0x8a0 [ 1991.294810] fallback_alloc+0x213/0x2e0 [ 1991.298779] kmem_cache_alloc_trace+0x1f1/0x380 [ 1991.303440] do_syslog.part.0+0x24f/0x1510 [ 1991.307671] ? console_trylock+0x90/0x90 [ 1991.311721] ? wait_woken+0x250/0x250 [ 1991.315524] ? security_syslog+0x73/0x90 [ 1991.319578] do_syslog+0x49/0x60 [ 1991.322936] kmsg_read+0x8a/0xb0 [ 1991.326291] ? kmsg_poll+0xb0/0xb0 [ 1991.329820] proc_reg_read+0x1bd/0x2d0 [ 1991.333697] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1991.338615] ? lock_acquire+0x170/0x3c0 [ 1991.342578] ? __fdget_pos+0x26f/0x310 [ 1991.346460] __vfs_read+0xf7/0x750 [ 1991.349995] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1991.354913] ? __se_sys_copy_file_range+0x410/0x410 [ 1991.359918] ? fsnotify_first_mark+0x200/0x200 [ 1991.364496] ? mutex_trylock+0x1a0/0x1a0 [ 1991.368551] ? security_file_permission+0x1c0/0x220 [ 1991.373622] vfs_read+0x194/0x3c0 [ 1991.377086] ksys_read+0x12b/0x2a0 [ 1991.380641] ? kernel_write+0x110/0x110 [ 1991.384650] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1991.389659] ? do_syscall_64+0x21/0x620 [ 1991.393626] do_syscall_64+0xf9/0x620 [ 1991.397422] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1991.402598] RIP: 0033:0x7f32b454c22d [ 1991.406305] Code: Bad RIP value. [ 1991.409657] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1991.417353] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1991.424612] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1991.431867] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1991.439124] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1991.446387] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1991.453669] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1991.453811] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1991.460945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1991.471339] in:imklog cpuset=/ mems_allowed=0-1 [ 1991.480673] Call Trace: [ 1991.487910] dump_stack+0x1fc/0x2ef [ 1991.491556] warn_alloc.cold+0x7b/0x18f [ 1991.495524] ? zone_watermark_ok_safe+0x260/0x260 [ 1991.500354] ? wakeup_kcompactd+0x27/0x540 [ 1991.504584] ? wakeup_kswapd+0x3cb/0x660 [ 1991.508639] ? __zone_watermark_ok+0x300/0x300 [ 1991.513300] ? wake_all_kswapds+0x143/0x2c0 [ 1991.517615] __alloc_pages_nodemask+0x232f/0x2890 [ 1991.522459] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1991.527304] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1991.532135] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1991.536974] ? console_unlock+0xf35/0x1110 [ 1991.541198] ? netconsole_netdev_event+0x280/0x280 [ 1991.546119] ? lockdep_hardirqs_on+0x288/0x5c0 [ 1991.550718] ? check_preemption_disabled+0x41/0x280 [ 1991.555725] ? ____cache_alloc_node+0x156/0x1d0 [ 1991.560383] cache_grow_begin+0xa4/0x8a0 [ 1991.564461] fallback_alloc+0x213/0x2e0 [ 1991.568430] kmem_cache_alloc_node+0xe3/0x3b0 [ 1991.572921] __alloc_skb+0x71/0x560 [ 1991.576545] new_skb+0x24/0x1c0 [ 1991.579814] aoecmd_cfg+0x191/0x5e0 [ 1991.583430] ? aoecmd_ata_rsp+0x1200/0x1200 [ 1991.587749] ? round_jiffies_up_relative+0xd0/0xd0 [ 1991.592674] call_timer_fn+0x177/0x700 [ 1991.596548] ? aoedev_exit+0x50/0x50 [ 1991.600252] ? process_timeout+0x40/0x40 [ 1991.604304] ? _raw_spin_unlock_irq+0x24/0x80 [ 1991.608785] ? aoedev_exit+0x50/0x50 [ 1991.612487] ? aoedev_exit+0x50/0x50 [ 1991.616191] expire_timers+0x243/0x4e0 [ 1991.620071] run_timer_softirq+0x21c/0x670 [ 1991.624296] ? expire_timers+0x4e0/0x4e0 [ 1991.628348] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 1991.633441] ? mac80211_hwsim_beacon+0x150/0x190 [ 1991.638184] ? check_preemption_disabled+0x41/0x280 [ 1991.643194] __do_softirq+0x265/0x980 [ 1991.646989] ? __local_bh_enable_ip+0x270/0x270 [ 1991.651646] run_ksoftirqd+0x57/0x110 [ 1991.655439] smpboot_thread_fn+0x655/0x9e0 [ 1991.659672] ? __kthread_parkme+0x4c/0x1e0 [ 1991.663913] ? sort_range+0x30/0x30 [ 1991.667529] ? __kthread_parkme+0x133/0x1e0 [ 1991.671853] ? sort_range+0x30/0x30 [ 1991.675472] kthread+0x33f/0x460 [ 1991.678853] ? kthread_park+0x180/0x180 [ 1991.682820] ret_from_fork+0x24/0x30 [ 1991.686545] warn_alloc_show_mem: 1 callbacks suppressed [ 1991.686555] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1991.686557] Mem-Info: [ 1991.686582] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1991.686582] active_file:13 inactive_file:13 isolated_file:0 [ 1991.686582] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1991.686582] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1991.686582] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1991.686582] free:11077 free_pcp:541 free_cma:0 [ 1991.691917] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1991.699272] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1991.701660] Call Trace: [ 1991.737756] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1991.747076] [ 1991.774907] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1991.777483] dump_stack+0x1fc/0x2ef [ 1991.803132] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1991.805284] warn_alloc.cold+0x7b/0x18f [ 1991.831375] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1991.835009] ? zone_watermark_ok_safe+0x260/0x260 [ 1991.839986] lowmem_reserve[]: 0 0 1 1 1 [ 1991.843957] ? wakeup_kcompactd+0x27/0x540 [ 1991.872898] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1991.877744] ? wakeup_kswapd+0x3cb/0x660 [ 1991.881683] lowmem_reserve[]: 0 0 0 0 0 [ 1991.885910] ? __zone_watermark_ok+0x300/0x300 [ 1991.911904] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1991.916043] ? wake_all_kswapds+0x143/0x2c0 [ 1991.919997] lowmem_reserve[]: 0 0 0 0 0 [ 1991.924568] __alloc_pages_nodemask+0x232f/0x2890 [ 1991.952382] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1991.956709] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1991.960634] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1991.965473] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1991.978269] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1991.983100] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1991.997483] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1992.002323] ? static_obj+0x50/0x50 [ 1992.013297] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1992.018121] ? ____cache_alloc_node+0x156/0x1d0 [ 1992.033017] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1992.036632] cache_grow_begin+0xa4/0x8a0 [ 1992.045440] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1992.050105] fallback_alloc+0x213/0x2e0 [ 1992.058638] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1992.058646] 28277 total pagecache pages [ 1992.062715] kmem_cache_alloc_node+0xe3/0x3b0 [ 1992.071540] 0 pages in swap cache [ 1992.075498] __alloc_skb+0x71/0x560 [ 1992.084044] Swap cache stats: add 0, delete 0, find 0/0 [ 1992.088004] __netdev_alloc_skb+0x76/0x460 [ 1992.092469] Free swap = 0kB [ 1992.095911] send_hsr_supervision_frame+0x107/0xf70 [ 1992.099504] Total swap = 0kB [ 1992.104866] ? lock_acquire+0x170/0x3c0 [ 1992.109070] 2097051 pages RAM [ 1992.112077] ? check_preemption_disabled+0x41/0x280 [ 1992.117061] 0 pages HighMem/MovableOnly [ 1992.117069] 369649 pages reserved [ 1992.120075] hsr_announce+0x125/0x3a0 [ 1992.124017] 0 pages cma reserved [ 1992.127107] call_timer_fn+0x177/0x700 [ 1992.132209] aoe: skb alloc failure [ 1992.136062] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1992.136077] ? process_timeout+0x40/0x40 [ 1992.136093] ? mark_held_locks+0xa6/0xf0 [ 1992.139538] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1992.143316] ? _raw_spin_unlock_irq+0x24/0x80 [ 1992.146658] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1992.150534] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1992.192112] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1992.197299] expire_timers+0x243/0x4e0 [ 1992.201181] run_timer_softirq+0x21c/0x670 [ 1992.205406] ? expire_timers+0x4e0/0x4e0 [ 1992.209460] ? check_preemption_disabled+0x41/0x280 [ 1992.214468] __do_softirq+0x265/0x980 [ 1992.218275] irq_exit+0x215/0x260 [ 1992.221719] smp_apic_timer_interrupt+0x136/0x550 [ 1992.226555] apic_timer_interrupt+0xf/0x20 [ 1992.230774] [ 1992.233008] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1992.238535] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1992.257437] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1992.265131] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1992.272388] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1992.279744] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1992.287016] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1992.294288] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1992.301558] ? list_lru_count_one+0x41/0x360 [ 1992.305961] list_lru_count_one+0x41/0x360 [ 1992.310189] super_cache_count+0x1b4/0x2e0 [ 1992.314428] ? f2fs_shrink_count+0x217/0x2a0 [ 1992.318844] do_shrink_slab+0x10b/0xa40 [ 1992.322826] shrink_slab+0x16f/0x550 [ 1992.326673] ? do_shrink_slab+0xa40/0xa40 [ 1992.330823] shrink_node.isra.0+0x2d3/0x1300 [ 1992.335232] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1992.340061] ? queue_work_on+0x11a/0x1f0 [ 1992.344114] ? vmpressure+0x28a/0x320 [ 1992.347911] do_try_to_free_pages+0x38e/0xfe0 [ 1992.352423] ? node_reclaim+0x850/0x850 [ 1992.356393] try_to_free_pages+0x27f/0x7c0 [ 1992.360617] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1992.365300] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1992.370334] __alloc_pages_nodemask+0xcc8/0x2890 [ 1992.375110] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1992.380036] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1992.384883] ? finish_task_switch+0x146/0x760 [ 1992.389391] ? mark_held_locks+0xa6/0xf0 [ 1992.393463] ? ____cache_alloc_node+0x156/0x1d0 [ 1992.398136] ? cache_grow_begin+0x64/0x8a0 [ 1992.402381] cache_grow_begin+0xa4/0x8a0 [ 1992.406464] fallback_alloc+0x213/0x2e0 [ 1992.410437] kmem_cache_alloc_trace+0x1f1/0x380 [ 1992.415199] do_syslog.part.0+0x24f/0x1510 [ 1992.419433] ? console_trylock+0x90/0x90 [ 1992.423501] ? wait_woken+0x250/0x250 [ 1992.427306] ? security_syslog+0x73/0x90 [ 1992.431380] do_syslog+0x49/0x60 [ 1992.434738] kmsg_read+0x8a/0xb0 [ 1992.438092] ? kmsg_poll+0xb0/0xb0 [ 1992.441620] proc_reg_read+0x1bd/0x2d0 [ 1992.445501] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1992.450418] ? lock_acquire+0x170/0x3c0 [ 1992.454396] ? __fdget_pos+0x26f/0x310 [ 1992.458276] __vfs_read+0xf7/0x750 [ 1992.461823] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1992.466741] ? __se_sys_copy_file_range+0x410/0x410 [ 1992.471746] ? fsnotify_first_mark+0x200/0x200 [ 1992.476321] ? mutex_trylock+0x1a0/0x1a0 [ 1992.480390] ? security_file_permission+0x1c0/0x220 [ 1992.485413] vfs_read+0x194/0x3c0 [ 1992.488858] ksys_read+0x12b/0x2a0 [ 1992.492390] ? kernel_write+0x110/0x110 [ 1992.496354] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1992.501360] ? do_syscall_64+0x21/0x620 [ 1992.505325] do_syscall_64+0xf9/0x620 [ 1992.509119] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1992.514307] RIP: 0033:0x7f32b454c22d [ 1992.518018] Code: Bad RIP value. [ 1992.521381] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1992.529073] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1992.536329] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1992.543671] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1992.550926] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1992.558181] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1992.565469] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1992.565648] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1992.572743] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1992.583058] in:imklog cpuset=/ mems_allowed=0-1 [ 1992.592408] Call Trace: [ 1992.599656] dump_stack+0x1fc/0x2ef [ 1992.603277] warn_alloc.cold+0x7b/0x18f [ 1992.607244] ? zone_watermark_ok_safe+0x260/0x260 [ 1992.612078] ? wakeup_kcompactd+0x27/0x540 [ 1992.616321] ? wakeup_kswapd+0x3cb/0x660 [ 1992.620374] ? __zone_watermark_ok+0x300/0x300 [ 1992.624945] ? wake_all_kswapds+0x143/0x2c0 [ 1992.629260] __alloc_pages_nodemask+0x232f/0x2890 [ 1992.634107] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1992.638937] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1992.643772] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1992.648715] ? console_unlock+0xf35/0x1110 [ 1992.652938] ? netconsole_netdev_event+0x280/0x280 [ 1992.657862] ? lockdep_hardirqs_on+0x288/0x5c0 [ 1992.662434] ? check_preemption_disabled+0x41/0x280 [ 1992.667460] ? ____cache_alloc_node+0x156/0x1d0 [ 1992.672121] cache_grow_begin+0xa4/0x8a0 [ 1992.676195] fallback_alloc+0x213/0x2e0 [ 1992.680163] kmem_cache_alloc_node+0xe3/0x3b0 [ 1992.684652] __alloc_skb+0x71/0x560 [ 1992.688270] new_skb+0x24/0x1c0 [ 1992.691538] aoecmd_cfg+0x191/0x5e0 [ 1992.695176] ? aoecmd_ata_rsp+0x1200/0x1200 [ 1992.699514] ? round_jiffies_up_relative+0xd0/0xd0 [ 1992.704440] call_timer_fn+0x177/0x700 [ 1992.708315] ? aoedev_exit+0x50/0x50 [ 1992.712019] ? process_timeout+0x40/0x40 [ 1992.716073] ? _raw_spin_unlock_irq+0x24/0x80 [ 1992.720566] ? aoedev_exit+0x50/0x50 [ 1992.724276] ? aoedev_exit+0x50/0x50 [ 1992.727978] expire_timers+0x243/0x4e0 [ 1992.731859] run_timer_softirq+0x21c/0x670 [ 1992.736094] ? expire_timers+0x4e0/0x4e0 [ 1992.740150] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 1992.745339] ? mac80211_hwsim_beacon+0x150/0x190 [ 1992.750084] ? check_preemption_disabled+0x41/0x280 [ 1992.755097] __do_softirq+0x265/0x980 [ 1992.758895] ? __local_bh_enable_ip+0x270/0x270 [ 1992.763557] run_ksoftirqd+0x57/0x110 [ 1992.767350] smpboot_thread_fn+0x655/0x9e0 [ 1992.771578] ? __kthread_parkme+0x4c/0x1e0 [ 1992.775806] ? sort_range+0x30/0x30 [ 1992.779437] ? __kthread_parkme+0x133/0x1e0 [ 1992.783751] ? sort_range+0x30/0x30 [ 1992.787369] kthread+0x33f/0x460 [ 1992.790731] ? kthread_park+0x180/0x180 [ 1992.794698] ret_from_fork+0x24/0x30 [ 1992.798410] warn_alloc_show_mem: 1 callbacks suppressed [ 1992.798419] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1992.798421] Mem-Info: [ 1992.798447] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1992.798447] active_file:13 inactive_file:13 isolated_file:0 [ 1992.798447] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1992.798447] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1992.798447] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1992.798447] free:11077 free_pcp:541 free_cma:0 [ 1992.803784] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1992.811151] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1992.813544] Call Trace: [ 1992.846956] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1992.856301] [ 1992.884142] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1992.886741] dump_stack+0x1fc/0x2ef [ 1992.912384] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1992.914545] warn_alloc.cold+0x7b/0x18f [ 1992.940712] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1992.944334] ? zone_watermark_ok_safe+0x260/0x260 [ 1992.949314] lowmem_reserve[]: 0 0 1 1 1 [ 1992.953276] ? wakeup_kcompactd+0x27/0x540 [ 1992.982229] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1992.987068] ? wakeup_kswapd+0x3cb/0x660 [ 1992.991092] lowmem_reserve[]: 0 0 0 0 0 [ 1992.995322] ? __zone_watermark_ok+0x300/0x300 [ 1993.021835] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1993.025887] ? wake_all_kswapds+0x143/0x2c0 [ 1993.029828] lowmem_reserve[]: 0 0 0 0 0 [ 1993.034401] __alloc_pages_nodemask+0x232f/0x2890 [ 1993.062053] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1993.066380] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1993.070311] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1993.075143] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1993.087942] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1993.092786] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1993.107149] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1993.111987] ? mark_held_locks+0xf0/0xf0 [ 1993.122962] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1993.127788] ? static_obj+0x50/0x50 [ 1993.142674] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1993.146717] ? ____cache_alloc_node+0x156/0x1d0 [ 1993.155545] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1993.159156] cache_grow_begin+0xa4/0x8a0 [ 1993.167716] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1993.167726] 28277 total pagecache pages [ 1993.172398] fallback_alloc+0x213/0x2e0 [ 1993.181204] 0 pages in swap cache [ 1993.185258] kmem_cache_alloc_node+0xe3/0x3b0 [ 1993.193803] Swap cache stats: add 0, delete 0, find 0/0 [ 1993.197761] __alloc_skb+0x71/0x560 [ 1993.201703] Free swap = 0kB [ 1993.205143] __netdev_alloc_skb+0x76/0x460 [ 1993.209618] Total swap = 0kB [ 1993.209626] 2097051 pages RAM [ 1993.214976] send_hsr_supervision_frame+0x107/0xf70 [ 1993.218569] 0 pages HighMem/MovableOnly [ 1993.221577] ? lock_acquire+0x170/0x3c0 [ 1993.225778] 369649 pages reserved [ 1993.228792] ? check_preemption_disabled+0x41/0x280 [ 1993.231857] 0 pages cma reserved [ 1993.231975] aoe: skb alloc failure [ 1993.236970] hsr_announce+0x125/0x3a0 [ 1993.236985] call_timer_fn+0x177/0x700 [ 1993.237000] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1993.240972] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1993.244910] ? process_timeout+0x40/0x40 [ 1993.248337] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1993.253348] ? mark_held_locks+0xa6/0xf0 [ 1993.296209] ? _raw_spin_unlock_irq+0x24/0x80 [ 1993.300693] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1993.305873] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1993.311051] expire_timers+0x243/0x4e0 [ 1993.314933] run_timer_softirq+0x21c/0x670 [ 1993.319159] ? expire_timers+0x4e0/0x4e0 [ 1993.323216] ? check_preemption_disabled+0x41/0x280 [ 1993.328225] __do_softirq+0x265/0x980 [ 1993.332021] irq_exit+0x215/0x260 [ 1993.335464] smp_apic_timer_interrupt+0x136/0x550 [ 1993.340313] apic_timer_interrupt+0xf/0x20 [ 1993.344575] [ 1993.346827] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1993.352366] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1993.371278] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1993.378992] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1993.386264] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1993.393717] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1993.400984] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1993.408256] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1993.415532] ? list_lru_count_one+0x41/0x360 [ 1993.419933] list_lru_count_one+0x41/0x360 [ 1993.424161] super_cache_count+0x1b4/0x2e0 [ 1993.428384] ? f2fs_shrink_count+0x217/0x2a0 [ 1993.432783] do_shrink_slab+0x10b/0xa40 [ 1993.436762] shrink_slab+0x16f/0x550 [ 1993.440468] ? do_shrink_slab+0xa40/0xa40 [ 1993.444614] shrink_node.isra.0+0x2d3/0x1300 [ 1993.449029] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1993.453861] ? queue_work_on+0x11a/0x1f0 [ 1993.457913] ? vmpressure+0x28a/0x320 [ 1993.461707] do_try_to_free_pages+0x38e/0xfe0 [ 1993.466204] ? node_reclaim+0x850/0x850 [ 1993.470174] try_to_free_pages+0x27f/0x7c0 [ 1993.474400] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1993.479064] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1993.484078] __alloc_pages_nodemask+0xcc8/0x2890 [ 1993.488862] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1993.493699] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1993.498541] ? finish_task_switch+0x146/0x760 [ 1993.503068] ? mark_held_locks+0xa6/0xf0 [ 1993.507122] ? ____cache_alloc_node+0x156/0x1d0 [ 1993.511780] ? cache_grow_begin+0x64/0x8a0 [ 1993.516093] cache_grow_begin+0xa4/0x8a0 [ 1993.520161] fallback_alloc+0x213/0x2e0 [ 1993.524130] kmem_cache_alloc_trace+0x1f1/0x380 [ 1993.528790] do_syslog.part.0+0x24f/0x1510 [ 1993.533031] ? console_trylock+0x90/0x90 [ 1993.537083] ? wait_woken+0x250/0x250 [ 1993.540877] ? security_syslog+0x73/0x90 [ 1993.544954] do_syslog+0x49/0x60 [ 1993.548310] kmsg_read+0x8a/0xb0 [ 1993.551663] ? kmsg_poll+0xb0/0xb0 [ 1993.555194] proc_reg_read+0x1bd/0x2d0 [ 1993.559074] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1993.563993] ? lock_acquire+0x170/0x3c0 [ 1993.567966] ? __fdget_pos+0x26f/0x310 [ 1993.571849] __vfs_read+0xf7/0x750 [ 1993.575376] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1993.580293] ? __se_sys_copy_file_range+0x410/0x410 [ 1993.585296] ? fsnotify_first_mark+0x200/0x200 [ 1993.589955] ? mutex_trylock+0x1a0/0x1a0 [ 1993.594019] ? security_file_permission+0x1c0/0x220 [ 1993.599027] vfs_read+0x194/0x3c0 [ 1993.602475] ksys_read+0x12b/0x2a0 [ 1993.606003] ? kernel_write+0x110/0x110 [ 1993.609971] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1993.614977] ? do_syscall_64+0x21/0x620 [ 1993.618944] do_syscall_64+0xf9/0x620 [ 1993.622738] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1993.627915] RIP: 0033:0x7f32b454c22d [ 1993.631621] Code: Bad RIP value. [ 1993.634969] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1993.642668] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1993.649926] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1993.657182] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1993.664443] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1993.671702] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1993.678975] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1993.679076] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1993.686251] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1993.696377] in:imklog cpuset=/ mems_allowed=0-1 [ 1993.705713] Call Trace: [ 1993.712937] dump_stack+0x1fc/0x2ef [ 1993.716574] warn_alloc.cold+0x7b/0x18f [ 1993.720540] ? zone_watermark_ok_safe+0x260/0x260 [ 1993.725371] ? wakeup_kcompactd+0x27/0x540 [ 1993.729599] ? wakeup_kswapd+0x3cb/0x660 [ 1993.733666] ? __zone_watermark_ok+0x300/0x300 [ 1993.738238] ? wake_all_kswapds+0x143/0x2c0 [ 1993.742556] __alloc_pages_nodemask+0x232f/0x2890 [ 1993.747401] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1993.752234] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1993.757073] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1993.761911] ? console_unlock+0xf35/0x1110 [ 1993.766136] ? netconsole_netdev_event+0x280/0x280 [ 1993.771055] ? lockdep_hardirqs_on+0x288/0x5c0 [ 1993.775628] ? check_preemption_disabled+0x41/0x280 [ 1993.780634] ? ____cache_alloc_node+0x156/0x1d0 [ 1993.785297] cache_grow_begin+0xa4/0x8a0 [ 1993.789356] fallback_alloc+0x213/0x2e0 [ 1993.793326] kmem_cache_alloc_node+0xe3/0x3b0 [ 1993.797814] __alloc_skb+0x71/0x560 [ 1993.801431] new_skb+0x24/0x1c0 [ 1993.804700] aoecmd_cfg+0x191/0x5e0 [ 1993.808318] ? aoecmd_ata_rsp+0x1200/0x1200 [ 1993.812636] ? round_jiffies_up_relative+0xd0/0xd0 [ 1993.817588] call_timer_fn+0x177/0x700 [ 1993.821467] ? aoedev_exit+0x50/0x50 [ 1993.825171] ? process_timeout+0x40/0x40 [ 1993.829223] ? _raw_spin_unlock_irq+0x24/0x80 [ 1993.833703] ? aoedev_exit+0x50/0x50 [ 1993.837405] ? aoedev_exit+0x50/0x50 [ 1993.841106] expire_timers+0x243/0x4e0 [ 1993.844985] run_timer_softirq+0x21c/0x670 [ 1993.849209] ? expire_timers+0x4e0/0x4e0 [ 1993.853260] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 1993.858367] ? mac80211_hwsim_beacon+0x150/0x190 [ 1993.863120] ? check_preemption_disabled+0x41/0x280 [ 1993.868146] __do_softirq+0x265/0x980 [ 1993.872030] ? __local_bh_enable_ip+0x270/0x270 [ 1993.876685] run_ksoftirqd+0x57/0x110 [ 1993.880476] smpboot_thread_fn+0x655/0x9e0 [ 1993.884698] ? __kthread_parkme+0x4c/0x1e0 [ 1993.888922] ? sort_range+0x30/0x30 [ 1993.892536] ? __kthread_parkme+0x133/0x1e0 [ 1993.896846] ? sort_range+0x30/0x30 [ 1993.900478] kthread+0x33f/0x460 [ 1993.903832] ? kthread_park+0x180/0x180 [ 1993.907806] ret_from_fork+0x24/0x30 [ 1993.911519] warn_alloc_show_mem: 1 callbacks suppressed [ 1993.911528] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1993.911530] Mem-Info: [ 1993.911556] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1993.911556] active_file:13 inactive_file:13 isolated_file:0 [ 1993.911556] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1993.911556] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1993.911556] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1993.911556] free:11077 free_pcp:541 free_cma:0 [ 1993.916904] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1993.924257] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1993.926642] Call Trace: [ 1993.960035] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1993.969360] [ 1993.997182] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1993.999782] dump_stack+0x1fc/0x2ef [ 1994.026024] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1994.028166] warn_alloc.cold+0x7b/0x18f [ 1994.054243] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1994.057863] ? zone_watermark_ok_safe+0x260/0x260 [ 1994.062847] lowmem_reserve[]: 0 0 1 1 1 [ 1994.066807] ? wakeup_kcompactd+0x27/0x540 [ 1994.095750] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1994.100596] ? wakeup_kswapd+0x3cb/0x660 [ 1994.104547] lowmem_reserve[]: 0 0 0 0 0 [ 1994.108776] ? __zone_watermark_ok+0x300/0x300 [ 1994.134588] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1994.138657] ? wake_all_kswapds+0x143/0x2c0 [ 1994.142593] lowmem_reserve[]: 0 0 0 0 0 [ 1994.147170] __alloc_pages_nodemask+0x232f/0x2890 [ 1994.174808] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1994.179135] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1994.183078] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1994.187906] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1994.201061] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1994.205915] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1994.220279] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1994.225121] ? static_obj+0x50/0x50 [ 1994.236093] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1994.240920] ? ____cache_alloc_node+0x156/0x1d0 [ 1994.255805] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1994.259414] cache_grow_begin+0xa4/0x8a0 [ 1994.268226] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1994.272883] fallback_alloc+0x213/0x2e0 [ 1994.281432] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1994.285485] kmem_cache_alloc_node+0xe3/0x3b0 [ 1994.294289] 28277 total pagecache pages [ 1994.298257] __alloc_skb+0x71/0x560 [ 1994.306800] 0 pages in swap cache [ 1994.311284] __netdev_alloc_skb+0x76/0x460 [ 1994.315233] Swap cache stats: add 0, delete 0, find 0/0 [ 1994.318870] send_hsr_supervision_frame+0x107/0xf70 [ 1994.322302] Free swap = 0kB [ 1994.326555] ? lock_acquire+0x170/0x3c0 [ 1994.331894] Total swap = 0kB [ 1994.331903] 2097051 pages RAM [ 1994.336923] ? check_preemption_disabled+0x41/0x280 [ 1994.339920] 0 pages HighMem/MovableOnly [ 1994.343899] hsr_announce+0x125/0x3a0 [ 1994.346901] 369649 pages reserved [ 1994.349995] call_timer_fn+0x177/0x700 [ 1994.354990] 0 pages cma reserved [ 1994.358951] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1994.362796] aoe: skb alloc failure [ 1994.366169] ? process_timeout+0x40/0x40 [ 1994.366190] ? mark_held_locks+0xa6/0xf0 [ 1994.366205] ? _raw_spin_unlock_irq+0x24/0x80 [ 1994.370088] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1994.373419] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1994.378595] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1994.382135] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1994.420194] expire_timers+0x243/0x4e0 [ 1994.424079] run_timer_softirq+0x21c/0x670 [ 1994.428303] ? expire_timers+0x4e0/0x4e0 [ 1994.432367] ? check_preemption_disabled+0x41/0x280 [ 1994.437377] __do_softirq+0x265/0x980 [ 1994.441181] irq_exit+0x215/0x260 [ 1994.444624] smp_apic_timer_interrupt+0x136/0x550 [ 1994.449707] apic_timer_interrupt+0xf/0x20 [ 1994.453945] [ 1994.456188] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1994.461645] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1994.480542] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1994.488256] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1994.495512] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1994.502770] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1994.510048] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1994.517308] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1994.524581] ? list_lru_count_one+0x41/0x360 [ 1994.528983] list_lru_count_one+0x41/0x360 [ 1994.533214] super_cache_count+0x1b4/0x2e0 [ 1994.537439] ? f2fs_shrink_count+0x217/0x2a0 [ 1994.541840] do_shrink_slab+0x10b/0xa40 [ 1994.545811] shrink_slab+0x16f/0x550 [ 1994.549517] ? do_shrink_slab+0xa40/0xa40 [ 1994.553752] shrink_node.isra.0+0x2d3/0x1300 [ 1994.558165] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1994.562998] ? queue_work_on+0x11a/0x1f0 [ 1994.567051] ? vmpressure+0x28a/0x320 [ 1994.570845] do_try_to_free_pages+0x38e/0xfe0 [ 1994.575340] ? node_reclaim+0x850/0x850 [ 1994.579308] try_to_free_pages+0x27f/0x7c0 [ 1994.583535] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1994.588200] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1994.593210] __alloc_pages_nodemask+0xcc8/0x2890 [ 1994.597968] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1994.602798] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1994.607630] ? finish_task_switch+0x146/0x760 [ 1994.612125] ? mark_held_locks+0xa6/0xf0 [ 1994.616178] ? ____cache_alloc_node+0x156/0x1d0 [ 1994.620834] ? cache_grow_begin+0x64/0x8a0 [ 1994.625073] cache_grow_begin+0xa4/0x8a0 [ 1994.629128] fallback_alloc+0x213/0x2e0 [ 1994.633102] kmem_cache_alloc_trace+0x1f1/0x380 [ 1994.637765] do_syslog.part.0+0x24f/0x1510 [ 1994.641997] ? console_trylock+0x90/0x90 [ 1994.646048] ? wait_woken+0x250/0x250 [ 1994.649842] ? security_syslog+0x73/0x90 [ 1994.653911] do_syslog+0x49/0x60 [ 1994.657270] kmsg_read+0x8a/0xb0 [ 1994.660624] ? kmsg_poll+0xb0/0xb0 [ 1994.664154] proc_reg_read+0x1bd/0x2d0 [ 1994.668032] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1994.672950] ? lock_acquire+0x170/0x3c0 [ 1994.676912] ? __fdget_pos+0x26f/0x310 [ 1994.680792] __vfs_read+0xf7/0x750 [ 1994.684319] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1994.689237] ? __se_sys_copy_file_range+0x410/0x410 [ 1994.694255] ? fsnotify_first_mark+0x200/0x200 [ 1994.698832] ? mutex_trylock+0x1a0/0x1a0 [ 1994.702890] ? security_file_permission+0x1c0/0x220 [ 1994.707902] vfs_read+0x194/0x3c0 [ 1994.711351] ksys_read+0x12b/0x2a0 [ 1994.714881] ? kernel_write+0x110/0x110 [ 1994.718934] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1994.723939] ? do_syscall_64+0x21/0x620 [ 1994.727922] do_syscall_64+0xf9/0x620 [ 1994.731716] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1994.736893] RIP: 0033:0x7f32b454c22d [ 1994.740861] Code: Bad RIP value. [ 1994.744210] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1994.751908] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1994.759167] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1994.766428] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1994.773683] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1994.780938] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1994.788212] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1994.788357] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1994.795485] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1994.805599] in:imklog cpuset=/ mems_allowed=0-1 [ 1994.814937] Call Trace: [ 1994.822158] dump_stack+0x1fc/0x2ef [ 1994.825778] warn_alloc.cold+0x7b/0x18f [ 1994.829747] ? zone_watermark_ok_safe+0x260/0x260 [ 1994.834579] ? wakeup_kcompactd+0x27/0x540 [ 1994.838811] ? wakeup_kswapd+0x3cb/0x660 [ 1994.842862] ? __zone_watermark_ok+0x300/0x300 [ 1994.847434] ? wake_all_kswapds+0x143/0x2c0 [ 1994.851751] __alloc_pages_nodemask+0x232f/0x2890 [ 1994.856596] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1994.861429] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1994.866260] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1994.871100] ? console_unlock+0xf35/0x1110 [ 1994.875322] ? netconsole_netdev_event+0x280/0x280 [ 1994.880244] ? lockdep_hardirqs_on+0x288/0x5c0 [ 1994.884815] ? check_preemption_disabled+0x41/0x280 [ 1994.889824] ? ____cache_alloc_node+0x156/0x1d0 [ 1994.894485] cache_grow_begin+0xa4/0x8a0 [ 1994.898539] fallback_alloc+0x213/0x2e0 [ 1994.902505] kmem_cache_alloc_node+0xe3/0x3b0 [ 1994.906993] __alloc_skb+0x71/0x560 [ 1994.910613] new_skb+0x24/0x1c0 [ 1994.913889] aoecmd_cfg+0x191/0x5e0 [ 1994.917525] ? aoecmd_ata_rsp+0x1200/0x1200 [ 1994.921841] ? round_jiffies_up_relative+0xd0/0xd0 [ 1994.926771] call_timer_fn+0x177/0x700 [ 1994.930650] ? aoedev_exit+0x50/0x50 [ 1994.934353] ? process_timeout+0x40/0x40 [ 1994.938409] ? _raw_spin_unlock_irq+0x24/0x80 [ 1994.942888] ? aoedev_exit+0x50/0x50 [ 1994.946606] ? aoedev_exit+0x50/0x50 [ 1994.950311] expire_timers+0x243/0x4e0 [ 1994.954205] run_timer_softirq+0x21c/0x670 [ 1994.958430] ? expire_timers+0x4e0/0x4e0 [ 1994.962484] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 1994.967576] ? mac80211_hwsim_beacon+0x150/0x190 [ 1994.972323] ? check_preemption_disabled+0x41/0x280 [ 1994.977437] __do_softirq+0x265/0x980 [ 1994.981239] ? __local_bh_enable_ip+0x270/0x270 [ 1994.985895] run_ksoftirqd+0x57/0x110 [ 1994.989686] smpboot_thread_fn+0x655/0x9e0 [ 1994.993912] ? __kthread_parkme+0x4c/0x1e0 [ 1994.998138] ? sort_range+0x30/0x30 [ 1995.001754] ? __kthread_parkme+0x133/0x1e0 [ 1995.006064] ? sort_range+0x30/0x30 [ 1995.009678] kthread+0x33f/0x460 [ 1995.013032] ? kthread_park+0x180/0x180 [ 1995.016999] ret_from_fork+0x24/0x30 [ 1995.020718] warn_alloc_show_mem: 1 callbacks suppressed [ 1995.020727] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1995.020729] Mem-Info: [ 1995.020755] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1995.020755] active_file:13 inactive_file:13 isolated_file:0 [ 1995.020755] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1995.020755] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1995.020755] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1995.020755] free:11077 free_pcp:541 free_cma:0 [ 1995.026113] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1995.033462] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1995.035847] Call Trace: [ 1995.069239] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1995.078561] [ 1995.106385] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1995.108962] dump_stack+0x1fc/0x2ef [ 1995.134619] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1995.136762] warn_alloc.cold+0x7b/0x18f [ 1995.162847] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1995.166490] ? zone_watermark_ok_safe+0x260/0x260 [ 1995.171485] lowmem_reserve[]: 0 0 1 1 1 [ 1995.175447] ? wakeup_kcompactd+0x27/0x540 [ 1995.204391] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1995.209239] ? wakeup_kswapd+0x3cb/0x660 [ 1995.213178] lowmem_reserve[]: 0 0 0 0 0 [ 1995.217431] ? __zone_watermark_ok+0x300/0x300 [ 1995.243344] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1995.247394] ? wake_all_kswapds+0x143/0x2c0 [ 1995.251365] lowmem_reserve[]: 0 0 0 0 0 [ 1995.255944] __alloc_pages_nodemask+0x232f/0x2890 [ 1995.283671] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1995.288007] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1995.291937] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1995.296769] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1995.309646] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1995.314586] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1995.328944] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1995.333779] ? mark_held_locks+0xf0/0xf0 [ 1995.344774] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1995.349632] ? mark_held_locks+0xf0/0xf0 [ 1995.364521] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1995.368575] ? ____cache_alloc_node+0x156/0x1d0 [ 1995.377388] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1995.381433] cache_grow_begin+0xa4/0x8a0 [ 1995.389987] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1995.394643] fallback_alloc+0x213/0x2e0 [ 1995.403444] 28277 total pagecache pages [ 1995.407494] kmem_cache_alloc_node+0xe3/0x3b0 [ 1995.416049] 0 pages in swap cache [ 1995.420003] __alloc_skb+0x71/0x560 [ 1995.423960] Swap cache stats: add 0, delete 0, find 0/0 [ 1995.428443] __pskb_copy_fclone+0x10c/0xcc0 [ 1995.431869] Free swap = 0kB [ 1995.435483] ? check_preemption_disabled+0x41/0x280 [ 1995.440808] Total swap = 0kB [ 1995.440817] 2097051 pages RAM [ 1995.445126] tipc_udp_send_msg+0x302/0x490 [ 1995.448111] 0 pages HighMem/MovableOnly [ 1995.453115] tipc_bearer_xmit_skb+0x15b/0x330 [ 1995.456096] 369649 pages reserved [ 1995.459188] tipc_disc_timeout+0x855/0xc90 [ 1995.463394] 0 pages cma reserved [ 1995.467370] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1995.471913] aoe: skb alloc failure [ 1995.475302] ? lock_downgrade+0x720/0x720 [ 1995.475325] ? assoc_array_delete+0x283/0xc10 [ 1995.479555] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1995.482905] call_timer_fn+0x177/0x700 [ 1995.487379] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1995.490918] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1995.522954] ? process_timeout+0x40/0x40 [ 1995.527021] ? mark_held_locks+0xa6/0xf0 [ 1995.531071] ? _raw_spin_unlock_irq+0x24/0x80 [ 1995.535559] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1995.540044] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1995.544528] expire_timers+0x243/0x4e0 [ 1995.548409] run_timer_softirq+0x21c/0x670 [ 1995.552633] ? expire_timers+0x4e0/0x4e0 [ 1995.556687] ? check_preemption_disabled+0x41/0x280 [ 1995.561696] __do_softirq+0x265/0x980 [ 1995.565510] irq_exit+0x215/0x260 [ 1995.568955] smp_apic_timer_interrupt+0x136/0x550 [ 1995.573795] apic_timer_interrupt+0xf/0x20 [ 1995.578014] [ 1995.580242] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1995.585682] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1995.604633] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1995.612350] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1995.619613] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1995.626874] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1995.634137] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1995.641395] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1995.648670] ? list_lru_count_one+0x41/0x360 [ 1995.653075] list_lru_count_one+0x41/0x360 [ 1995.657302] super_cache_count+0x1b4/0x2e0 [ 1995.661526] ? f2fs_shrink_count+0x217/0x2a0 [ 1995.665926] do_shrink_slab+0x10b/0xa40 [ 1995.669894] shrink_slab+0x16f/0x550 [ 1995.673600] ? do_shrink_slab+0xa40/0xa40 [ 1995.677761] shrink_node.isra.0+0x2d3/0x1300 [ 1995.682169] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1995.686999] ? queue_work_on+0x11a/0x1f0 [ 1995.691075] ? vmpressure+0x28a/0x320 [ 1995.694870] do_try_to_free_pages+0x38e/0xfe0 [ 1995.699376] ? node_reclaim+0x850/0x850 [ 1995.703346] try_to_free_pages+0x27f/0x7c0 [ 1995.707574] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1995.712247] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1995.717261] __alloc_pages_nodemask+0xcc8/0x2890 [ 1995.722020] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1995.726850] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1995.731682] ? finish_task_switch+0x146/0x760 [ 1995.736179] ? mark_held_locks+0xa6/0xf0 [ 1995.740229] ? ____cache_alloc_node+0x156/0x1d0 [ 1995.744885] ? cache_grow_begin+0x64/0x8a0 [ 1995.749108] cache_grow_begin+0xa4/0x8a0 [ 1995.753161] fallback_alloc+0x213/0x2e0 [ 1995.757130] kmem_cache_alloc_trace+0x1f1/0x380 [ 1995.761801] do_syslog.part.0+0x24f/0x1510 [ 1995.766120] ? console_trylock+0x90/0x90 [ 1995.770170] ? wait_woken+0x250/0x250 [ 1995.773978] ? security_syslog+0x73/0x90 [ 1995.778033] do_syslog+0x49/0x60 [ 1995.781394] kmsg_read+0x8a/0xb0 [ 1995.784763] ? kmsg_poll+0xb0/0xb0 [ 1995.788294] proc_reg_read+0x1bd/0x2d0 [ 1995.792186] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1995.797118] ? lock_acquire+0x170/0x3c0 [ 1995.801082] ? __fdget_pos+0x26f/0x310 [ 1995.804964] __vfs_read+0xf7/0x750 [ 1995.808494] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1995.813415] ? __se_sys_copy_file_range+0x410/0x410 [ 1995.818422] ? fsnotify_first_mark+0x200/0x200 [ 1995.822996] ? mutex_trylock+0x1a0/0x1a0 [ 1995.827061] ? security_file_permission+0x1c0/0x220 [ 1995.832073] vfs_read+0x194/0x3c0 [ 1995.835519] ksys_read+0x12b/0x2a0 [ 1995.839056] ? kernel_write+0x110/0x110 [ 1995.843037] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1995.848065] ? do_syscall_64+0x21/0x620 [ 1995.852029] do_syscall_64+0xf9/0x620 [ 1995.855824] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1995.861008] RIP: 0033:0x7f32b454c22d [ 1995.864718] Code: Bad RIP value. [ 1995.868074] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1995.875770] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1995.883032] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1995.890294] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1995.897565] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1995.904823] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1995.912097] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1995.912226] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1995.919373] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1995.929491] in:imklog cpuset=/ mems_allowed=0-1 [ 1995.938832] Call Trace: [ 1995.946061] dump_stack+0x1fc/0x2ef [ 1995.949682] warn_alloc.cold+0x7b/0x18f [ 1995.953648] ? zone_watermark_ok_safe+0x260/0x260 [ 1995.958483] ? wakeup_kcompactd+0x27/0x540 [ 1995.962715] ? wakeup_kswapd+0x3cb/0x660 [ 1995.966766] ? __zone_watermark_ok+0x300/0x300 [ 1995.971340] ? wake_all_kswapds+0x143/0x2c0 [ 1995.975918] __alloc_pages_nodemask+0x232f/0x2890 [ 1995.980766] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1995.985598] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1995.990430] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1995.995271] ? console_unlock+0xf35/0x1110 [ 1995.999495] ? netconsole_netdev_event+0x280/0x280 [ 1996.004441] ? lockdep_hardirqs_on+0x288/0x5c0 [ 1996.009018] ? check_preemption_disabled+0x41/0x280 [ 1996.014027] ? ____cache_alloc_node+0x156/0x1d0 [ 1996.018692] cache_grow_begin+0xa4/0x8a0 [ 1996.022749] fallback_alloc+0x213/0x2e0 [ 1996.026721] kmem_cache_alloc_node+0xe3/0x3b0 [ 1996.031209] __alloc_skb+0x71/0x560 [ 1996.034829] new_skb+0x24/0x1c0 [ 1996.038098] aoecmd_cfg+0x191/0x5e0 [ 1996.041736] ? aoecmd_ata_rsp+0x1200/0x1200 [ 1996.046053] ? round_jiffies_up_relative+0xd0/0xd0 [ 1996.050978] call_timer_fn+0x177/0x700 [ 1996.054858] ? aoedev_exit+0x50/0x50 [ 1996.058579] ? process_timeout+0x40/0x40 [ 1996.062634] ? _raw_spin_unlock_irq+0x24/0x80 [ 1996.067114] ? aoedev_exit+0x50/0x50 [ 1996.070817] ? aoedev_exit+0x50/0x50 [ 1996.074521] expire_timers+0x243/0x4e0 [ 1996.078408] run_timer_softirq+0x21c/0x670 [ 1996.082634] ? expire_timers+0x4e0/0x4e0 [ 1996.086685] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 1996.091778] ? mac80211_hwsim_beacon+0x150/0x190 [ 1996.096534] ? check_preemption_disabled+0x41/0x280 [ 1996.101547] __do_softirq+0x265/0x980 [ 1996.105345] ? __local_bh_enable_ip+0x270/0x270 [ 1996.110001] run_ksoftirqd+0x57/0x110 [ 1996.113793] smpboot_thread_fn+0x655/0x9e0 [ 1996.118014] ? __kthread_parkme+0x4c/0x1e0 [ 1996.122251] ? sort_range+0x30/0x30 [ 1996.125869] ? __kthread_parkme+0x133/0x1e0 [ 1996.130181] ? sort_range+0x30/0x30 [ 1996.133795] kthread+0x33f/0x460 [ 1996.137147] ? kthread_park+0x180/0x180 [ 1996.141116] ret_from_fork+0x24/0x30 [ 1996.144826] warn_alloc_show_mem: 1 callbacks suppressed [ 1996.144835] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1996.144837] Mem-Info: [ 1996.144863] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1996.144863] active_file:13 inactive_file:13 isolated_file:0 [ 1996.144863] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1996.144863] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1996.144863] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1996.144863] free:11077 free_pcp:541 free_cma:0 [ 1996.150198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1996.157555] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1996.159941] Call Trace: [ 1996.193353] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1996.202682] [ 1996.230505] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1996.233090] dump_stack+0x1fc/0x2ef [ 1996.258746] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1996.260901] warn_alloc.cold+0x7b/0x18f [ 1996.286987] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1996.290613] ? zone_watermark_ok_safe+0x260/0x260 [ 1996.295598] lowmem_reserve[]: 0 0 1 1 1 [ 1996.299564] ? wakeup_kcompactd+0x27/0x540 [ 1996.328623] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1996.333473] ? wakeup_kswapd+0x3cb/0x660 [ 1996.337406] lowmem_reserve[]: 0 0 0 0 0 [ 1996.341774] ? __zone_watermark_ok+0x300/0x300 [ 1996.367689] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1996.371751] ? wake_all_kswapds+0x143/0x2c0 [ 1996.375691] lowmem_reserve[]: 0 0 0 0 0 [ 1996.380265] __alloc_pages_nodemask+0x232f/0x2890 [ 1996.407902] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1996.412258] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1996.416199] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1996.421029] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1996.433826] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1996.438659] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1996.453018] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1996.457870] ? retint_kernel+0x2d/0x2d [ 1996.468852] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1996.473680] ? mark_held_locks+0xf0/0xf0 [ 1996.488663] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1996.492532] ? static_obj+0x50/0x50 [ 1996.501378] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1996.505439] ? ____cache_alloc_node+0x156/0x1d0 [ 1996.513987] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1996.517597] cache_grow_begin+0xa4/0x8a0 [ 1996.526403] 28277 total pagecache pages [ 1996.531061] fallback_alloc+0x213/0x2e0 [ 1996.539618] 0 pages in swap cache [ 1996.543669] kmem_cache_alloc_node+0xe3/0x3b0 [ 1996.547611] Swap cache stats: add 0, delete 0, find 0/0 [ 1996.551571] __alloc_skb+0x71/0x560 [ 1996.555080] Free swap = 0kB [ 1996.559584] __netdev_alloc_skb+0x76/0x460 [ 1996.564913] Total swap = 0kB [ 1996.568527] send_hsr_supervision_frame+0x107/0xf70 [ 1996.571511] 2097051 pages RAM [ 1996.575729] ? lock_acquire+0x170/0x3c0 [ 1996.578714] 0 pages HighMem/MovableOnly [ 1996.583715] ? check_preemption_disabled+0x41/0x280 [ 1996.586787] 369649 pages reserved [ 1996.590746] hsr_announce+0x125/0x3a0 [ 1996.594686] 0 pages cma reserved [ 1996.599687] call_timer_fn+0x177/0x700 [ 1996.603170] aoe: skb alloc failure [ 1996.606887] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1996.606900] ? process_timeout+0x40/0x40 [ 1996.606917] ? mark_held_locks+0xa6/0xf0 [ 1996.610277] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1996.614131] ? _raw_spin_unlock_irq+0x24/0x80 [ 1996.617639] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1996.622811] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1996.655662] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1996.660847] expire_timers+0x243/0x4e0 [ 1996.664732] run_timer_softirq+0x21c/0x670 [ 1996.668963] ? expire_timers+0x4e0/0x4e0 [ 1996.673017] ? check_preemption_disabled+0x41/0x280 [ 1996.678029] __do_softirq+0x265/0x980 [ 1996.681826] irq_exit+0x215/0x260 [ 1996.685267] smp_apic_timer_interrupt+0x136/0x550 [ 1996.690104] apic_timer_interrupt+0xf/0x20 [ 1996.694321] [ 1996.696549] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1996.701993] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1996.720883] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1996.728580] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1996.735837] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1996.743176] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1996.750433] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1996.757709] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1996.764996] ? list_lru_count_one+0x41/0x360 [ 1996.769401] list_lru_count_one+0x41/0x360 [ 1996.773644] super_cache_count+0x1b4/0x2e0 [ 1996.777868] ? f2fs_shrink_count+0x217/0x2a0 [ 1996.782266] do_shrink_slab+0x10b/0xa40 [ 1996.786235] shrink_slab+0x16f/0x550 [ 1996.789942] ? do_shrink_slab+0xa40/0xa40 [ 1996.794418] shrink_node.isra.0+0x2d3/0x1300 [ 1996.798825] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1996.803657] ? queue_work_on+0x11a/0x1f0 [ 1996.807709] ? vmpressure+0x28a/0x320 [ 1996.811527] do_try_to_free_pages+0x38e/0xfe0 [ 1996.816022] ? node_reclaim+0x850/0x850 [ 1996.819992] try_to_free_pages+0x27f/0x7c0 [ 1996.824230] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1996.828894] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1996.833923] __alloc_pages_nodemask+0xcc8/0x2890 [ 1996.838681] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1996.843513] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1996.848345] ? finish_task_switch+0x146/0x760 [ 1996.852841] ? mark_held_locks+0xa6/0xf0 [ 1996.856890] ? ____cache_alloc_node+0x156/0x1d0 [ 1996.861546] ? cache_grow_begin+0x64/0x8a0 [ 1996.865773] cache_grow_begin+0xa4/0x8a0 [ 1996.869849] fallback_alloc+0x213/0x2e0 [ 1996.873816] kmem_cache_alloc_trace+0x1f1/0x380 [ 1996.878510] do_syslog.part.0+0x24f/0x1510 [ 1996.882737] ? console_trylock+0x90/0x90 [ 1996.886785] ? wait_woken+0x250/0x250 [ 1996.890584] ? security_syslog+0x73/0x90 [ 1996.894651] do_syslog+0x49/0x60 [ 1996.898009] kmsg_read+0x8a/0xb0 [ 1996.901362] ? kmsg_poll+0xb0/0xb0 [ 1996.904889] proc_reg_read+0x1bd/0x2d0 [ 1996.908768] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1996.913686] ? lock_acquire+0x170/0x3c0 [ 1996.917648] ? __fdget_pos+0x26f/0x310 [ 1996.921542] __vfs_read+0xf7/0x750 [ 1996.925087] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1996.930009] ? __se_sys_copy_file_range+0x410/0x410 [ 1996.935016] ? fsnotify_first_mark+0x200/0x200 [ 1996.939588] ? mutex_trylock+0x1a0/0x1a0 [ 1996.943645] ? security_file_permission+0x1c0/0x220 [ 1996.948656] vfs_read+0x194/0x3c0 [ 1996.952114] ksys_read+0x12b/0x2a0 [ 1996.955646] ? kernel_write+0x110/0x110 [ 1996.959634] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1996.964814] ? do_syscall_64+0x21/0x620 [ 1996.968781] do_syscall_64+0xf9/0x620 [ 1996.972593] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1996.977796] RIP: 0033:0x7f32b454c22d [ 1996.981530] Code: Bad RIP value. [ 1996.984886] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1996.992610] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1996.999880] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1997.007159] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1997.014416] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1997.023499] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1997.030781] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1997.031021] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1997.038054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1997.048170] in:imklog cpuset=/ mems_allowed=0-1 [ 1997.057526] Call Trace: [ 1997.064755] dump_stack+0x1fc/0x2ef [ 1997.068378] warn_alloc.cold+0x7b/0x18f [ 1997.072348] ? zone_watermark_ok_safe+0x260/0x260 [ 1997.077185] ? wakeup_kcompactd+0x27/0x540 [ 1997.081415] ? wakeup_kswapd+0x3cb/0x660 [ 1997.085489] ? __zone_watermark_ok+0x300/0x300 [ 1997.090063] ? wake_all_kswapds+0x143/0x2c0 [ 1997.094380] __alloc_pages_nodemask+0x232f/0x2890 [ 1997.099225] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1997.104058] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1997.108894] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1997.113736] ? console_unlock+0xf35/0x1110 [ 1997.117965] ? netconsole_netdev_event+0x280/0x280 [ 1997.122913] ? lockdep_hardirqs_on+0x288/0x5c0 [ 1997.127491] ? check_preemption_disabled+0x41/0x280 [ 1997.132500] ? ____cache_alloc_node+0x156/0x1d0 [ 1997.137180] cache_grow_begin+0xa4/0x8a0 [ 1997.141240] fallback_alloc+0x213/0x2e0 [ 1997.145216] kmem_cache_alloc_node+0xe3/0x3b0 [ 1997.149708] __alloc_skb+0x71/0x560 [ 1997.153344] new_skb+0x24/0x1c0 [ 1997.156610] aoecmd_cfg+0x191/0x5e0 [ 1997.160243] ? aoecmd_ata_rsp+0x1200/0x1200 [ 1997.164559] ? round_jiffies_up_relative+0xd0/0xd0 [ 1997.169484] call_timer_fn+0x177/0x700 [ 1997.173357] ? aoedev_exit+0x50/0x50 [ 1997.177073] ? process_timeout+0x40/0x40 [ 1997.181155] ? _raw_spin_unlock_irq+0x24/0x80 [ 1997.185640] ? aoedev_exit+0x50/0x50 [ 1997.189342] ? aoedev_exit+0x50/0x50 [ 1997.193059] expire_timers+0x243/0x4e0 [ 1997.196945] run_timer_softirq+0x21c/0x670 [ 1997.201171] ? expire_timers+0x4e0/0x4e0 [ 1997.205234] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 1997.210326] ? mac80211_hwsim_beacon+0x150/0x190 [ 1997.215070] ? check_preemption_disabled+0x41/0x280 [ 1997.220082] __do_softirq+0x265/0x980 [ 1997.223880] ? __local_bh_enable_ip+0x270/0x270 [ 1997.228540] run_ksoftirqd+0x57/0x110 [ 1997.232332] smpboot_thread_fn+0x655/0x9e0 [ 1997.236557] ? __kthread_parkme+0x4c/0x1e0 [ 1997.240781] ? sort_range+0x30/0x30 [ 1997.244415] ? __kthread_parkme+0x133/0x1e0 [ 1997.248727] ? sort_range+0x30/0x30 [ 1997.252342] kthread+0x33f/0x460 [ 1997.255697] ? kthread_park+0x180/0x180 [ 1997.259679] ret_from_fork+0x24/0x30 [ 1997.263391] warn_alloc_show_mem: 1 callbacks suppressed [ 1997.263401] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1997.263403] Mem-Info: [ 1997.263436] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1997.263436] active_file:13 inactive_file:13 isolated_file:0 [ 1997.263436] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1997.263436] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1997.263436] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1997.263436] free:11077 free_pcp:541 free_cma:0 [ 1997.268764] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1997.276115] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1997.278502] Call Trace: [ 1997.311998] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1997.321336] [ 1997.349178] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1997.351777] dump_stack+0x1fc/0x2ef [ 1997.377409] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1997.379561] warn_alloc.cold+0x7b/0x18f [ 1997.405653] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1997.409631] ? zone_watermark_ok_safe+0x260/0x260 [ 1997.414609] lowmem_reserve[]: 0 0 1 1 1 [ 1997.418570] ? wakeup_kcompactd+0x27/0x540 [ 1997.447689] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1997.452527] ? wakeup_kswapd+0x3cb/0x660 [ 1997.456466] lowmem_reserve[]: 0 0 0 0 0 [ 1997.460688] ? __zone_watermark_ok+0x300/0x300 [ 1997.486507] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1997.490564] ? wake_all_kswapds+0x143/0x2c0 [ 1997.494519] lowmem_reserve[]: 0 0 0 0 0 [ 1997.499093] __alloc_pages_nodemask+0x232f/0x2890 [ 1997.526735] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1997.531063] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1997.534991] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1997.539829] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1997.552625] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1997.557466] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1997.571823] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1997.576659] ? mark_held_locks+0xf0/0xf0 [ 1997.587719] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1997.592541] ? debug_object_activate+0x12f/0x450 [ 1997.607429] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1997.611473] ? static_obj+0x50/0x50 [ 1997.620279] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1997.625023] ? ____cache_alloc_node+0x156/0x1d0 [ 1997.633563] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1997.633571] 28277 total pagecache pages [ 1997.637195] cache_grow_begin+0xa4/0x8a0 [ 1997.646003] 0 pages in swap cache [ 1997.650667] fallback_alloc+0x213/0x2e0 [ 1997.659225] Swap cache stats: add 0, delete 0, find 0/0 [ 1997.663187] kmem_cache_alloc_node+0xe3/0x3b0 [ 1997.667240] Free swap = 0kB [ 1997.670688] __alloc_skb+0x71/0x560 [ 1997.674629] Total swap = 0kB [ 1997.679978] __netdev_alloc_skb+0x76/0x460 [ 1997.684442] 2097051 pages RAM [ 1997.687448] send_hsr_supervision_frame+0x107/0xf70 [ 1997.691044] 0 pages HighMem/MovableOnly [ 1997.694057] ? lock_acquire+0x170/0x3c0 [ 1997.698258] 369649 pages reserved [ 1997.701361] ? check_preemption_disabled+0x41/0x280 [ 1997.706344] 0 pages cma reserved [ 1997.710302] hsr_announce+0x125/0x3a0 [ 1997.710317] call_timer_fn+0x177/0x700 [ 1997.714331] aoe: skb alloc failure [ 1997.717703] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1997.722713] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1997.726043] ? process_timeout+0x40/0x40 [ 1997.729822] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1997.733693] ? mark_held_locks+0xa6/0xf0 [ 1997.765565] ? _raw_spin_unlock_irq+0x24/0x80 [ 1997.770053] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1997.775232] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1997.780409] expire_timers+0x243/0x4e0 [ 1997.784288] run_timer_softirq+0x21c/0x670 [ 1997.788521] ? expire_timers+0x4e0/0x4e0 [ 1997.792576] ? check_preemption_disabled+0x41/0x280 [ 1997.797601] __do_softirq+0x265/0x980 [ 1997.801397] irq_exit+0x215/0x260 [ 1997.804844] smp_apic_timer_interrupt+0x136/0x550 [ 1997.809677] apic_timer_interrupt+0xf/0x20 [ 1997.813896] [ 1997.816125] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1997.821565] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1997.840454] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1997.848164] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1997.855422] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1997.862678] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1997.870020] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1997.877277] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1997.884637] ? list_lru_count_one+0x41/0x360 [ 1997.889041] list_lru_count_one+0x41/0x360 [ 1997.893269] super_cache_count+0x1b4/0x2e0 [ 1997.897498] ? f2fs_shrink_count+0x217/0x2a0 [ 1997.902276] do_shrink_slab+0x10b/0xa40 [ 1997.906330] shrink_slab+0x16f/0x550 [ 1997.910038] ? do_shrink_slab+0xa40/0xa40 [ 1997.914185] shrink_node.isra.0+0x2d3/0x1300 [ 1997.918594] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1997.923423] ? queue_work_on+0x11a/0x1f0 [ 1997.927491] ? vmpressure+0x28a/0x320 [ 1997.931285] do_try_to_free_pages+0x38e/0xfe0 [ 1997.935793] ? node_reclaim+0x850/0x850 [ 1997.939762] try_to_free_pages+0x27f/0x7c0 [ 1997.944000] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1997.948682] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1997.953693] __alloc_pages_nodemask+0xcc8/0x2890 [ 1997.958481] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1997.963312] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1997.968145] ? finish_task_switch+0x146/0x760 [ 1997.972641] ? mark_held_locks+0xa6/0xf0 [ 1997.976688] ? ____cache_alloc_node+0x156/0x1d0 [ 1997.981343] ? cache_grow_begin+0x64/0x8a0 [ 1997.985588] cache_grow_begin+0xa4/0x8a0 [ 1997.989643] fallback_alloc+0x213/0x2e0 [ 1997.993610] kmem_cache_alloc_trace+0x1f1/0x380 [ 1997.998287] do_syslog.part.0+0x24f/0x1510 [ 1998.002526] ? console_trylock+0x90/0x90 [ 1998.006576] ? wait_woken+0x250/0x250 [ 1998.010370] ? security_syslog+0x73/0x90 [ 1998.014422] do_syslog+0x49/0x60 [ 1998.017788] kmsg_read+0x8a/0xb0 [ 1998.021227] ? kmsg_poll+0xb0/0xb0 [ 1998.024752] proc_reg_read+0x1bd/0x2d0 [ 1998.028727] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1998.033673] ? lock_acquire+0x170/0x3c0 [ 1998.037655] ? __fdget_pos+0x26f/0x310 [ 1998.041536] __vfs_read+0xf7/0x750 [ 1998.045065] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1998.049994] ? __se_sys_copy_file_range+0x410/0x410 [ 1998.054997] ? fsnotify_first_mark+0x200/0x200 [ 1998.059571] ? mutex_trylock+0x1a0/0x1a0 [ 1998.063625] ? security_file_permission+0x1c0/0x220 [ 1998.068646] vfs_read+0x194/0x3c0 [ 1998.072180] ksys_read+0x12b/0x2a0 [ 1998.075707] ? kernel_write+0x110/0x110 [ 1998.079671] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1998.084676] ? do_syscall_64+0x21/0x620 [ 1998.088637] do_syscall_64+0xf9/0x620 [ 1998.092443] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1998.097704] RIP: 0033:0x7f32b454c22d [ 1998.101414] Code: Bad RIP value. [ 1998.104769] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1998.112635] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1998.119902] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1998.127170] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1998.134513] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1998.141770] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1998.149043] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1998.149146] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1998.156327] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1998.166440] in:imklog cpuset=/ mems_allowed=0-1 [ 1998.175772] Call Trace: [ 1998.182986] dump_stack+0x1fc/0x2ef [ 1998.186606] warn_alloc.cold+0x7b/0x18f [ 1998.190569] ? zone_watermark_ok_safe+0x260/0x260 [ 1998.195400] ? wakeup_kcompactd+0x27/0x540 [ 1998.199628] ? wakeup_kswapd+0x3cb/0x660 [ 1998.203679] ? __zone_watermark_ok+0x300/0x300 [ 1998.208253] ? wake_all_kswapds+0x143/0x2c0 [ 1998.212656] __alloc_pages_nodemask+0x232f/0x2890 [ 1998.217505] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1998.222369] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1998.227216] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1998.232074] ? console_unlock+0xf35/0x1110 [ 1998.236314] ? netconsole_netdev_event+0x280/0x280 [ 1998.241236] ? lockdep_hardirqs_on+0x288/0x5c0 [ 1998.245828] ? check_preemption_disabled+0x41/0x280 [ 1998.250838] ? ____cache_alloc_node+0x156/0x1d0 [ 1998.255499] cache_grow_begin+0xa4/0x8a0 [ 1998.259558] fallback_alloc+0x213/0x2e0 [ 1998.263524] kmem_cache_alloc_node+0xe3/0x3b0 [ 1998.268013] __alloc_skb+0x71/0x560 [ 1998.271631] new_skb+0x24/0x1c0 [ 1998.274897] aoecmd_cfg+0x191/0x5e0 [ 1998.278521] ? aoecmd_ata_rsp+0x1200/0x1200 [ 1998.282847] ? round_jiffies_up_relative+0xd0/0xd0 [ 1998.287773] call_timer_fn+0x177/0x700 [ 1998.291648] ? aoedev_exit+0x50/0x50 [ 1998.295349] ? process_timeout+0x40/0x40 [ 1998.299410] ? _raw_spin_unlock_irq+0x24/0x80 [ 1998.303892] ? aoedev_exit+0x50/0x50 [ 1998.307592] ? aoedev_exit+0x50/0x50 [ 1998.311294] expire_timers+0x243/0x4e0 [ 1998.315177] run_timer_softirq+0x21c/0x670 [ 1998.319400] ? expire_timers+0x4e0/0x4e0 [ 1998.323564] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 1998.328704] ? mac80211_hwsim_beacon+0x150/0x190 [ 1998.333461] ? check_preemption_disabled+0x41/0x280 [ 1998.338485] __do_softirq+0x265/0x980 [ 1998.342281] ? __local_bh_enable_ip+0x270/0x270 [ 1998.346939] run_ksoftirqd+0x57/0x110 [ 1998.350748] smpboot_thread_fn+0x655/0x9e0 [ 1998.354997] ? __kthread_parkme+0x4c/0x1e0 [ 1998.359232] ? sort_range+0x30/0x30 [ 1998.362854] ? __kthread_parkme+0x133/0x1e0 [ 1998.367165] ? sort_range+0x30/0x30 [ 1998.370786] kthread+0x33f/0x460 [ 1998.374139] ? kthread_park+0x180/0x180 [ 1998.378116] ret_from_fork+0x24/0x30 [ 1998.381826] warn_alloc_show_mem: 1 callbacks suppressed [ 1998.381836] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1998.381838] Mem-Info: [ 1998.381864] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1998.381864] active_file:13 inactive_file:13 isolated_file:0 [ 1998.381864] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1998.381864] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1998.381864] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1998.381864] free:11077 free_pcp:541 free_cma:0 [ 1998.387198] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1998.394554] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1998.396937] Call Trace: [ 1998.430329] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1998.439652] [ 1998.467651] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1998.470234] dump_stack+0x1fc/0x2ef [ 1998.495969] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1998.498125] warn_alloc.cold+0x7b/0x18f [ 1998.524282] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1998.527901] ? zone_watermark_ok_safe+0x260/0x260 [ 1998.532878] lowmem_reserve[]: 0 0 1 1 1 [ 1998.536838] ? wakeup_kcompactd+0x27/0x540 [ 1998.565781] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1998.570623] ? wakeup_kswapd+0x3cb/0x660 [ 1998.574560] lowmem_reserve[]: 0 0 0 0 0 [ 1998.578781] ? __zone_watermark_ok+0x300/0x300 [ 1998.604597] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1998.608645] ? wake_all_kswapds+0x143/0x2c0 [ 1998.612599] lowmem_reserve[]: 0 0 0 0 0 [ 1998.617171] __alloc_pages_nodemask+0x232f/0x2890 [ 1998.644980] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1998.649389] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1998.653316] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1998.658270] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1998.671065] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1998.675897] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1998.690341] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1998.695180] ? static_obj+0x50/0x50 [ 1998.706414] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1998.711239] ? ____cache_alloc_node+0x156/0x1d0 [ 1998.726123] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1998.729736] cache_grow_begin+0xa4/0x8a0 [ 1998.738542] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1998.743196] fallback_alloc+0x213/0x2e0 [ 1998.751738] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1998.755807] kmem_cache_alloc_node+0xe3/0x3b0 [ 1998.765213] 28277 total pagecache pages [ 1998.769173] __alloc_skb+0x71/0x560 [ 1998.777715] 0 pages in swap cache [ 1998.782194] __netdev_alloc_skb+0x76/0x460 [ 1998.786138] Swap cache stats: add 0, delete 0, find 0/0 [ 1998.789750] send_hsr_supervision_frame+0x107/0xf70 [ 1998.793167] Free swap = 0kB [ 1998.797401] ? lock_acquire+0x170/0x3c0 [ 1998.802728] Total swap = 0kB [ 1998.807734] ? check_preemption_disabled+0x41/0x280 [ 1998.810721] 2097051 pages RAM [ 1998.814681] hsr_announce+0x125/0x3a0 [ 1998.817672] 0 pages HighMem/MovableOnly [ 1998.817681] 369649 pages reserved [ 1998.822699] call_timer_fn+0x177/0x700 [ 1998.825780] 0 pages cma reserved [ 1998.829573] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1998.833604] aoe: skb alloc failure [ 1998.836969] ? process_timeout+0x40/0x40 [ 1998.836990] ? mark_held_locks+0xa6/0xf0 [ 1998.840874] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1998.844289] ? _raw_spin_unlock_irq+0x24/0x80 [ 1998.849444] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1998.852964] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1998.852980] ? send_hsr_supervision_frame+0xf70/0xf70 [ 1998.891085] expire_timers+0x243/0x4e0 [ 1998.894966] run_timer_softirq+0x21c/0x670 [ 1998.899215] ? expire_timers+0x4e0/0x4e0 [ 1998.903271] ? check_preemption_disabled+0x41/0x280 [ 1998.908305] __do_softirq+0x265/0x980 [ 1998.912111] irq_exit+0x215/0x260 [ 1998.915550] smp_apic_timer_interrupt+0x136/0x550 [ 1998.920382] apic_timer_interrupt+0xf/0x20 [ 1998.924599] [ 1998.926826] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 1998.932267] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 1998.951155] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 1998.958934] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 1998.966191] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 1998.973451] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 1998.980710] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 1998.988332] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 1998.995604] ? list_lru_count_one+0x41/0x360 [ 1999.000024] list_lru_count_one+0x41/0x360 [ 1999.004257] super_cache_count+0x1b4/0x2e0 [ 1999.008485] ? f2fs_shrink_count+0x217/0x2a0 [ 1999.012902] do_shrink_slab+0x10b/0xa40 [ 1999.016879] shrink_slab+0x16f/0x550 [ 1999.020586] ? do_shrink_slab+0xa40/0xa40 [ 1999.024735] shrink_node.isra.0+0x2d3/0x1300 [ 1999.029152] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 1999.033995] ? queue_work_on+0x11a/0x1f0 [ 1999.038058] ? vmpressure+0x28a/0x320 [ 1999.041862] do_try_to_free_pages+0x38e/0xfe0 [ 1999.046364] ? node_reclaim+0x850/0x850 [ 1999.050338] try_to_free_pages+0x27f/0x7c0 [ 1999.054565] ? do_try_to_free_pages+0xfe0/0xfe0 [ 1999.059233] ? __alloc_pages_nodemask+0x191e/0x2890 [ 1999.064241] __alloc_pages_nodemask+0xcc8/0x2890 [ 1999.069000] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1999.073830] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1999.078774] ? finish_task_switch+0x146/0x760 [ 1999.083272] ? mark_held_locks+0xa6/0xf0 [ 1999.087332] ? ____cache_alloc_node+0x156/0x1d0 [ 1999.091989] ? cache_grow_begin+0x64/0x8a0 [ 1999.096220] cache_grow_begin+0xa4/0x8a0 [ 1999.100276] fallback_alloc+0x213/0x2e0 [ 1999.104241] kmem_cache_alloc_trace+0x1f1/0x380 [ 1999.108901] do_syslog.part.0+0x24f/0x1510 [ 1999.113127] ? console_trylock+0x90/0x90 [ 1999.117182] ? wait_woken+0x250/0x250 [ 1999.120989] ? security_syslog+0x73/0x90 [ 1999.125078] do_syslog+0x49/0x60 [ 1999.128440] kmsg_read+0x8a/0xb0 [ 1999.131790] ? kmsg_poll+0xb0/0xb0 [ 1999.135316] proc_reg_read+0x1bd/0x2d0 [ 1999.139202] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1999.144130] ? lock_acquire+0x170/0x3c0 [ 1999.148090] ? __fdget_pos+0x26f/0x310 [ 1999.151970] __vfs_read+0xf7/0x750 [ 1999.155495] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 1999.160416] ? __se_sys_copy_file_range+0x410/0x410 [ 1999.165433] ? fsnotify_first_mark+0x200/0x200 [ 1999.170004] ? mutex_trylock+0x1a0/0x1a0 [ 1999.174058] ? security_file_permission+0x1c0/0x220 [ 1999.179077] vfs_read+0x194/0x3c0 [ 1999.182522] ksys_read+0x12b/0x2a0 [ 1999.186069] ? kernel_write+0x110/0x110 [ 1999.190061] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1999.195081] ? do_syscall_64+0x21/0x620 [ 1999.199048] do_syscall_64+0xf9/0x620 [ 1999.202843] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1999.208020] RIP: 0033:0x7f32b454c22d [ 1999.211727] Code: Bad RIP value. [ 1999.215078] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 1999.222857] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 1999.230111] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 1999.237365] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 1999.244620] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 1999.251888] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 1999.259162] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 1999.259289] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1999.266435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1999.276545] in:imklog cpuset=/ mems_allowed=0-1 [ 1999.285879] Call Trace: [ 1999.293100] dump_stack+0x1fc/0x2ef [ 1999.296722] warn_alloc.cold+0x7b/0x18f [ 1999.300704] ? zone_watermark_ok_safe+0x260/0x260 [ 1999.305533] ? wakeup_kcompactd+0x27/0x540 [ 1999.309851] ? wakeup_kswapd+0x3cb/0x660 [ 1999.313909] ? __zone_watermark_ok+0x300/0x300 [ 1999.318487] ? wake_all_kswapds+0x143/0x2c0 [ 1999.322808] __alloc_pages_nodemask+0x232f/0x2890 [ 1999.327653] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1999.332501] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1999.337336] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1999.342185] ? console_unlock+0xf35/0x1110 [ 1999.346412] ? netconsole_netdev_event+0x280/0x280 [ 1999.351331] ? lockdep_hardirqs_on+0x288/0x5c0 [ 1999.355902] ? check_preemption_disabled+0x41/0x280 [ 1999.360929] ? ____cache_alloc_node+0x156/0x1d0 [ 1999.365592] cache_grow_begin+0xa4/0x8a0 [ 1999.369650] fallback_alloc+0x213/0x2e0 [ 1999.373738] kmem_cache_alloc_node+0xe3/0x3b0 [ 1999.378241] __alloc_skb+0x71/0x560 [ 1999.381871] new_skb+0x24/0x1c0 [ 1999.385144] aoecmd_cfg+0x191/0x5e0 [ 1999.388768] ? aoecmd_ata_rsp+0x1200/0x1200 [ 1999.393101] ? round_jiffies_up_relative+0xd0/0xd0 [ 1999.398027] call_timer_fn+0x177/0x700 [ 1999.401902] ? aoedev_exit+0x50/0x50 [ 1999.405622] ? process_timeout+0x40/0x40 [ 1999.409679] ? _raw_spin_unlock_irq+0x24/0x80 [ 1999.414158] ? aoedev_exit+0x50/0x50 [ 1999.417858] ? aoedev_exit+0x50/0x50 [ 1999.421571] expire_timers+0x243/0x4e0 [ 1999.425468] run_timer_softirq+0x21c/0x670 [ 1999.429715] ? expire_timers+0x4e0/0x4e0 [ 1999.435080] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 1999.440180] ? mac80211_hwsim_beacon+0x150/0x190 [ 1999.444929] ? check_preemption_disabled+0x41/0x280 [ 1999.449941] __do_softirq+0x265/0x980 [ 1999.453737] ? __local_bh_enable_ip+0x270/0x270 [ 1999.458396] run_ksoftirqd+0x57/0x110 [ 1999.462210] smpboot_thread_fn+0x655/0x9e0 [ 1999.466431] ? __kthread_parkme+0x4c/0x1e0 [ 1999.470657] ? sort_range+0x30/0x30 [ 1999.474271] ? __kthread_parkme+0x133/0x1e0 [ 1999.478597] ? sort_range+0x30/0x30 [ 1999.482216] kthread+0x33f/0x460 [ 1999.485568] ? kthread_park+0x180/0x180 [ 1999.489533] ret_from_fork+0x24/0x30 [ 1999.493244] warn_alloc_show_mem: 1 callbacks suppressed [ 1999.493253] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 1999.493255] Mem-Info: [ 1999.493283] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 1999.493283] active_file:13 inactive_file:13 isolated_file:0 [ 1999.493283] unevictable:0 dirty:0 writeback:0 unstable:0 [ 1999.493283] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 1999.493283] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 1999.493283] free:11077 free_pcp:541 free_cma:0 [ 1999.498634] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1999.505995] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 1999.508413] Call Trace: [ 1999.541911] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 1999.551238] [ 1999.579058] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 1999.581633] dump_stack+0x1fc/0x2ef [ 1999.607274] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 1999.609419] warn_alloc.cold+0x7b/0x18f [ 1999.635491] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 1999.639111] ? zone_watermark_ok_safe+0x260/0x260 [ 1999.644093] lowmem_reserve[]: 0 0 1 1 1 [ 1999.648055] ? wakeup_kcompactd+0x27/0x540 [ 1999.676998] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 1999.681834] ? wakeup_kswapd+0x3cb/0x660 [ 1999.685773] lowmem_reserve[]: 0 0 0 0 0 [ 1999.689997] ? __zone_watermark_ok+0x300/0x300 [ 1999.715825] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 1999.719874] ? wake_all_kswapds+0x143/0x2c0 [ 1999.723814] lowmem_reserve[]: 0 0 0 0 0 [ 1999.728385] __alloc_pages_nodemask+0x232f/0x2890 [ 1999.756035] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 1999.760361] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1999.764302] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 1999.769137] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1999.781936] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 1999.786767] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1999.801137] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 1999.805980] ? mark_held_locks+0xf0/0xf0 [ 1999.816957] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1999.821792] ? mark_held_locks+0xf0/0xf0 [ 1999.836674] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1999.840719] ? ____cache_alloc_node+0x156/0x1d0 [ 1999.849525] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 1999.853742] cache_grow_begin+0xa4/0x8a0 [ 1999.862292] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 1999.866947] fallback_alloc+0x213/0x2e0 [ 1999.875762] 28277 total pagecache pages [ 1999.879825] kmem_cache_alloc_node+0xe3/0x3b0 [ 1999.888371] 0 pages in swap cache [ 1999.892333] __alloc_skb+0x71/0x560 [ 1999.896280] Swap cache stats: add 0, delete 0, find 0/0 [ 1999.900755] __pskb_copy_fclone+0x10c/0xcc0 [ 1999.904175] Free swap = 0kB [ 1999.907807] ? check_preemption_disabled+0x41/0x280 [ 1999.913145] Total swap = 0kB [ 1999.917459] tipc_udp_send_msg+0x302/0x490 [ 1999.920441] 2097051 pages RAM [ 1999.925444] tipc_bearer_xmit_skb+0x15b/0x330 [ 1999.928426] 0 pages HighMem/MovableOnly [ 1999.928433] 369649 pages reserved [ 1999.932651] tipc_disc_timeout+0x855/0xc90 [ 1999.935728] 0 pages cma reserved [ 1999.940220] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1999.944241] aoe: skb alloc failure [ 1999.947622] ? lock_downgrade+0x720/0x720 [ 1999.951851] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 1999.955185] ? assoc_array_delete+0x283/0xc10 [ 1999.959643] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 1999.963175] call_timer_fn+0x177/0x700 [ 1999.990761] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 1999.995262] ? process_timeout+0x40/0x40 [ 1999.999315] ? mark_held_locks+0xa6/0xf0 [ 2000.003365] ? _raw_spin_unlock_irq+0x24/0x80 [ 2000.007848] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2000.012352] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2000.016846] expire_timers+0x243/0x4e0 [ 2000.020726] run_timer_softirq+0x21c/0x670 [ 2000.024965] ? expire_timers+0x4e0/0x4e0 [ 2000.029019] ? check_preemption_disabled+0x41/0x280 [ 2000.034044] __do_softirq+0x265/0x980 [ 2000.037844] irq_exit+0x215/0x260 [ 2000.041300] smp_apic_timer_interrupt+0x136/0x550 [ 2000.046162] apic_timer_interrupt+0xf/0x20 [ 2000.050379] [ 2000.052608] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2000.058046] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2000.076931] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2000.084631] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2000.091900] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2000.099154] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2000.106409] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2000.113662] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2000.120933] ? list_lru_count_one+0x41/0x360 [ 2000.125334] list_lru_count_one+0x41/0x360 [ 2000.129558] super_cache_count+0x1b4/0x2e0 [ 2000.133783] ? f2fs_shrink_count+0x217/0x2a0 [ 2000.138181] do_shrink_slab+0x10b/0xa40 [ 2000.142149] shrink_slab+0x16f/0x550 [ 2000.145871] ? do_shrink_slab+0xa40/0xa40 [ 2000.150027] shrink_node.isra.0+0x2d3/0x1300 [ 2000.154445] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2000.159284] ? queue_work_on+0x11a/0x1f0 [ 2000.163335] ? vmpressure+0x28a/0x320 [ 2000.167128] do_try_to_free_pages+0x38e/0xfe0 [ 2000.171627] ? node_reclaim+0x850/0x850 [ 2000.175597] try_to_free_pages+0x27f/0x7c0 [ 2000.179828] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2000.184499] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2000.189518] __alloc_pages_nodemask+0xcc8/0x2890 [ 2000.194275] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2000.199102] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2000.203934] ? finish_task_switch+0x146/0x760 [ 2000.208430] ? mark_held_locks+0xa6/0xf0 [ 2000.212479] ? ____cache_alloc_node+0x156/0x1d0 [ 2000.217134] ? cache_grow_begin+0x64/0x8a0 [ 2000.221359] cache_grow_begin+0xa4/0x8a0 [ 2000.225433] fallback_alloc+0x213/0x2e0 [ 2000.229403] kmem_cache_alloc_trace+0x1f1/0x380 [ 2000.234086] do_syslog.part.0+0x24f/0x1510 [ 2000.238325] ? console_trylock+0x90/0x90 [ 2000.242382] ? wait_woken+0x250/0x250 [ 2000.246181] ? security_syslog+0x73/0x90 [ 2000.250327] do_syslog+0x49/0x60 [ 2000.253688] kmsg_read+0x8a/0xb0 [ 2000.257127] ? kmsg_poll+0xb0/0xb0 [ 2000.260654] proc_reg_read+0x1bd/0x2d0 [ 2000.264529] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2000.269530] ? lock_acquire+0x170/0x3c0 [ 2000.273495] ? __fdget_pos+0x26f/0x310 [ 2000.277371] __vfs_read+0xf7/0x750 [ 2000.280900] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2000.285818] ? __se_sys_copy_file_range+0x410/0x410 [ 2000.290820] ? fsnotify_first_mark+0x200/0x200 [ 2000.295392] ? mutex_trylock+0x1a0/0x1a0 [ 2000.299452] ? security_file_permission+0x1c0/0x220 [ 2000.304462] vfs_read+0x194/0x3c0 [ 2000.307905] ksys_read+0x12b/0x2a0 [ 2000.311433] ? kernel_write+0x110/0x110 [ 2000.315396] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2000.320401] ? do_syscall_64+0x21/0x620 [ 2000.324383] do_syscall_64+0xf9/0x620 [ 2000.328181] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2000.333476] RIP: 0033:0x7f32b454c22d [ 2000.337209] Code: Bad RIP value. [ 2000.340570] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2000.348279] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2000.355539] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2000.362793] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2000.370058] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2000.377315] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2000.384593] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2000.384722] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2000.391864] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2000.401978] in:imklog cpuset=/ mems_allowed=0-1 [ 2000.411313] Call Trace: [ 2000.418532] dump_stack+0x1fc/0x2ef [ 2000.422152] warn_alloc.cold+0x7b/0x18f [ 2000.426119] ? zone_watermark_ok_safe+0x260/0x260 [ 2000.430952] ? wakeup_kcompactd+0x27/0x540 [ 2000.435182] ? wakeup_kswapd+0x3cb/0x660 [ 2000.439232] ? __zone_watermark_ok+0x300/0x300 [ 2000.443802] ? wake_all_kswapds+0x143/0x2c0 [ 2000.448118] __alloc_pages_nodemask+0x232f/0x2890 [ 2000.453050] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2000.457881] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2000.462732] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2000.467593] ? console_unlock+0xf35/0x1110 [ 2000.471833] ? netconsole_netdev_event+0x280/0x280 [ 2000.476754] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2000.481330] ? check_preemption_disabled+0x41/0x280 [ 2000.486342] ? ____cache_alloc_node+0x156/0x1d0 [ 2000.491007] cache_grow_begin+0xa4/0x8a0 [ 2000.495078] fallback_alloc+0x213/0x2e0 [ 2000.499046] kmem_cache_alloc_node+0xe3/0x3b0 [ 2000.503538] __alloc_skb+0x71/0x560 [ 2000.507157] new_skb+0x24/0x1c0 [ 2000.510441] aoecmd_cfg+0x191/0x5e0 [ 2000.514056] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2000.518391] ? round_jiffies_up_relative+0xd0/0xd0 [ 2000.523318] call_timer_fn+0x177/0x700 [ 2000.527194] ? aoedev_exit+0x50/0x50 [ 2000.530913] ? process_timeout+0x40/0x40 [ 2000.534970] ? _raw_spin_unlock_irq+0x24/0x80 [ 2000.539450] ? aoedev_exit+0x50/0x50 [ 2000.543156] ? aoedev_exit+0x50/0x50 [ 2000.546858] expire_timers+0x243/0x4e0 [ 2000.550740] run_timer_softirq+0x21c/0x670 [ 2000.554964] ? expire_timers+0x4e0/0x4e0 [ 2000.559014] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2000.564107] ? mac80211_hwsim_beacon+0x150/0x190 [ 2000.568857] ? check_preemption_disabled+0x41/0x280 [ 2000.573868] __do_softirq+0x265/0x980 [ 2000.577672] ? __local_bh_enable_ip+0x270/0x270 [ 2000.582328] run_ksoftirqd+0x57/0x110 [ 2000.586120] smpboot_thread_fn+0x655/0x9e0 [ 2000.590353] ? __kthread_parkme+0x4c/0x1e0 [ 2000.594577] ? sort_range+0x30/0x30 [ 2000.598192] ? __kthread_parkme+0x133/0x1e0 [ 2000.602503] ? sort_range+0x30/0x30 [ 2000.606118] kthread+0x33f/0x460 [ 2000.609472] ? kthread_park+0x180/0x180 [ 2000.613441] ret_from_fork+0x24/0x30 [ 2000.617152] warn_alloc_show_mem: 1 callbacks suppressed [ 2000.617162] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2000.617164] Mem-Info: [ 2000.617188] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2000.617188] active_file:13 inactive_file:13 isolated_file:0 [ 2000.617188] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2000.617188] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2000.617188] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2000.617188] free:11077 free_pcp:541 free_cma:0 [ 2000.622543] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2000.629900] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2000.632286] Call Trace: [ 2000.665963] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2000.675295] [ 2000.703115] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2000.705691] dump_stack+0x1fc/0x2ef [ 2000.731415] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2000.733564] warn_alloc.cold+0x7b/0x18f [ 2000.759647] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2000.763268] ? zone_watermark_ok_safe+0x260/0x260 [ 2000.768251] lowmem_reserve[]: 0 0 1 1 1 [ 2000.772221] ? wakeup_kcompactd+0x27/0x540 [ 2000.801164] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2000.806001] ? wakeup_kswapd+0x3cb/0x660 [ 2000.809939] lowmem_reserve[]: 0 0 0 0 0 [ 2000.814174] ? __zone_watermark_ok+0x300/0x300 [ 2000.840163] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2000.844216] ? wake_all_kswapds+0x143/0x2c0 [ 2000.848151] lowmem_reserve[]: 0 0 0 0 0 [ 2000.852730] __alloc_pages_nodemask+0x232f/0x2890 [ 2000.880369] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2000.884694] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2000.888620] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2000.893451] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2000.906243] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2000.911088] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2000.925452] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2000.930283] ? retint_kernel+0x2d/0x2d [ 2000.941275] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2000.946111] ? mark_held_locks+0xf0/0xf0 [ 2000.960991] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2000.961002] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2000.964874] ? static_obj+0x50/0x50 [ 2000.973675] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2000.973683] 28277 total pagecache pages [ 2000.977744] ? ____cache_alloc_node+0x156/0x1d0 [ 2000.986290] 0 pages in swap cache [ 2000.995109] cache_grow_begin+0xa4/0x8a0 [ 2000.998724] Swap cache stats: add 0, delete 0, find 0/0 [ 2001.007285] fallback_alloc+0x213/0x2e0 [ 2001.011224] Free swap = 0kB [ 2001.015879] kmem_cache_alloc_node+0xe3/0x3b0 [ 2001.019299] Total swap = 0kB [ 2001.023353] __alloc_skb+0x71/0x560 [ 2001.028696] 2097051 pages RAM [ 2001.032674] __netdev_alloc_skb+0x76/0x460 [ 2001.035674] 0 pages HighMem/MovableOnly [ 2001.040157] send_hsr_supervision_frame+0x107/0xf70 [ 2001.043152] 369649 pages reserved [ 2001.043159] 0 pages cma reserved [ 2001.046773] ? lock_acquire+0x170/0x3c0 [ 2001.049909] aoe: skb alloc failure [ 2001.054075] ? check_preemption_disabled+0x41/0x280 [ 2001.054094] hsr_announce+0x125/0x3a0 [ 2001.058059] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2001.063042] call_timer_fn+0x177/0x700 [ 2001.066464] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2001.069817] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2001.110211] ? process_timeout+0x40/0x40 [ 2001.114265] ? mark_held_locks+0xa6/0xf0 [ 2001.118317] ? _raw_spin_unlock_irq+0x24/0x80 [ 2001.122802] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2001.127983] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2001.133170] expire_timers+0x243/0x4e0 [ 2001.137049] run_timer_softirq+0x21c/0x670 [ 2001.141277] ? expire_timers+0x4e0/0x4e0 [ 2001.145332] ? check_preemption_disabled+0x41/0x280 [ 2001.150340] __do_softirq+0x265/0x980 [ 2001.154142] irq_exit+0x215/0x260 [ 2001.157605] smp_apic_timer_interrupt+0x136/0x550 [ 2001.162438] apic_timer_interrupt+0xf/0x20 [ 2001.166670] [ 2001.168935] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2001.174386] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2001.193286] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2001.200990] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2001.209896] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2001.217152] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2001.224407] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2001.231663] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2001.238949] ? list_lru_count_one+0x41/0x360 [ 2001.243351] list_lru_count_one+0x41/0x360 [ 2001.247784] super_cache_count+0x1b4/0x2e0 [ 2001.252006] ? f2fs_shrink_count+0x217/0x2a0 [ 2001.256404] do_shrink_slab+0x10b/0xa40 [ 2001.260371] shrink_slab+0x16f/0x550 [ 2001.264077] ? do_shrink_slab+0xa40/0xa40 [ 2001.268223] shrink_node.isra.0+0x2d3/0x1300 [ 2001.272633] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2001.277462] ? queue_work_on+0x11a/0x1f0 [ 2001.281514] ? vmpressure+0x28a/0x320 [ 2001.285307] do_try_to_free_pages+0x38e/0xfe0 [ 2001.289801] ? node_reclaim+0x850/0x850 [ 2001.293770] try_to_free_pages+0x27f/0x7c0 [ 2001.297994] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2001.302746] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2001.307757] __alloc_pages_nodemask+0xcc8/0x2890 [ 2001.312517] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2001.317351] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2001.322184] ? finish_task_switch+0x146/0x760 [ 2001.326681] ? mark_held_locks+0xa6/0xf0 [ 2001.330758] ? ____cache_alloc_node+0x156/0x1d0 [ 2001.335416] ? cache_grow_begin+0x64/0x8a0 [ 2001.339641] cache_grow_begin+0xa4/0x8a0 [ 2001.343693] fallback_alloc+0x213/0x2e0 [ 2001.347661] kmem_cache_alloc_trace+0x1f1/0x380 [ 2001.352324] do_syslog.part.0+0x24f/0x1510 [ 2001.356553] ? console_trylock+0x90/0x90 [ 2001.360702] ? wait_woken+0x250/0x250 [ 2001.364501] ? security_syslog+0x73/0x90 [ 2001.368564] do_syslog+0x49/0x60 [ 2001.371928] kmsg_read+0x8a/0xb0 [ 2001.375283] ? kmsg_poll+0xb0/0xb0 [ 2001.378813] proc_reg_read+0x1bd/0x2d0 [ 2001.382692] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2001.387612] ? lock_acquire+0x170/0x3c0 [ 2001.391573] ? __fdget_pos+0x26f/0x310 [ 2001.395466] __vfs_read+0xf7/0x750 [ 2001.398993] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2001.403914] ? __se_sys_copy_file_range+0x410/0x410 [ 2001.408935] ? fsnotify_first_mark+0x200/0x200 [ 2001.413506] ? mutex_trylock+0x1a0/0x1a0 [ 2001.417568] ? security_file_permission+0x1c0/0x220 [ 2001.422581] vfs_read+0x194/0x3c0 [ 2001.426029] ksys_read+0x12b/0x2a0 [ 2001.429562] ? kernel_write+0x110/0x110 [ 2001.433548] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2001.438570] ? do_syscall_64+0x21/0x620 [ 2001.442540] do_syscall_64+0xf9/0x620 [ 2001.446333] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2001.451599] RIP: 0033:0x7f32b454c22d [ 2001.455308] Code: Bad RIP value. [ 2001.458671] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2001.466368] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2001.473623] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2001.480877] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2001.488134] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2001.495392] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2001.502667] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2001.502869] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2001.509945] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2001.520071] in:imklog cpuset=/ mems_allowed=0-1 [ 2001.529406] Call Trace: [ 2001.536629] dump_stack+0x1fc/0x2ef [ 2001.540250] warn_alloc.cold+0x7b/0x18f [ 2001.544216] ? zone_watermark_ok_safe+0x260/0x260 [ 2001.549048] ? wakeup_kcompactd+0x27/0x540 [ 2001.553275] ? wakeup_kswapd+0x3cb/0x660 [ 2001.557330] ? __zone_watermark_ok+0x300/0x300 [ 2001.561902] ? wake_all_kswapds+0x143/0x2c0 [ 2001.566221] __alloc_pages_nodemask+0x232f/0x2890 [ 2001.571067] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2001.575994] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2001.580829] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2001.585666] ? console_unlock+0xf35/0x1110 [ 2001.589890] ? netconsole_netdev_event+0x280/0x280 [ 2001.594811] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2001.599383] ? check_preemption_disabled+0x41/0x280 [ 2001.604390] ? ____cache_alloc_node+0x156/0x1d0 [ 2001.609053] cache_grow_begin+0xa4/0x8a0 [ 2001.613105] fallback_alloc+0x213/0x2e0 [ 2001.617079] kmem_cache_alloc_node+0xe3/0x3b0 [ 2001.621571] __alloc_skb+0x71/0x560 [ 2001.625193] new_skb+0x24/0x1c0 [ 2001.628462] aoecmd_cfg+0x191/0x5e0 [ 2001.632077] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2001.636392] ? round_jiffies_up_relative+0xd0/0xd0 [ 2001.641319] call_timer_fn+0x177/0x700 [ 2001.645196] ? aoedev_exit+0x50/0x50 [ 2001.648902] ? process_timeout+0x40/0x40 [ 2001.652956] ? _raw_spin_unlock_irq+0x24/0x80 [ 2001.657440] ? aoedev_exit+0x50/0x50 [ 2001.661148] ? aoedev_exit+0x50/0x50 [ 2001.664851] expire_timers+0x243/0x4e0 [ 2001.668734] run_timer_softirq+0x21c/0x670 [ 2001.672962] ? expire_timers+0x4e0/0x4e0 [ 2001.677021] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2001.682120] ? mac80211_hwsim_beacon+0x150/0x190 [ 2001.686868] ? check_preemption_disabled+0x41/0x280 [ 2001.691879] __do_softirq+0x265/0x980 [ 2001.695682] ? __local_bh_enable_ip+0x270/0x270 [ 2001.700339] run_ksoftirqd+0x57/0x110 [ 2001.704132] smpboot_thread_fn+0x655/0x9e0 [ 2001.708371] ? __kthread_parkme+0x4c/0x1e0 [ 2001.712598] ? sort_range+0x30/0x30 [ 2001.716214] ? __kthread_parkme+0x133/0x1e0 [ 2001.720526] ? sort_range+0x30/0x30 [ 2001.724143] kthread+0x33f/0x460 [ 2001.727502] ? kthread_park+0x180/0x180 [ 2001.731554] ret_from_fork+0x24/0x30 [ 2001.735269] warn_alloc_show_mem: 1 callbacks suppressed [ 2001.735278] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2001.735280] Mem-Info: [ 2001.735305] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2001.735305] active_file:13 inactive_file:13 isolated_file:0 [ 2001.735305] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2001.735305] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2001.735305] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2001.735305] free:11077 free_pcp:541 free_cma:0 [ 2001.740752] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2001.748117] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2001.750508] Call Trace: [ 2001.783898] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2001.793214] [ 2001.821040] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2001.823615] dump_stack+0x1fc/0x2ef [ 2001.849252] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2001.851404] warn_alloc.cold+0x7b/0x18f [ 2001.877482] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2001.881103] ? zone_watermark_ok_safe+0x260/0x260 [ 2001.886088] lowmem_reserve[]: 0 0 1 1 1 [ 2001.890048] ? wakeup_kcompactd+0x27/0x540 [ 2001.919075] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2001.923906] ? wakeup_kswapd+0x3cb/0x660 [ 2001.927845] lowmem_reserve[]: 0 0 0 0 0 [ 2001.932070] ? __zone_watermark_ok+0x300/0x300 [ 2001.957890] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2001.961953] ? wake_all_kswapds+0x143/0x2c0 [ 2001.965895] lowmem_reserve[]: 0 0 0 0 0 [ 2001.970494] __alloc_pages_nodemask+0x232f/0x2890 [ 2001.998225] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2002.002551] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2002.006479] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2002.011313] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2002.024113] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2002.028947] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2002.043303] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2002.048142] ? mark_held_locks+0xf0/0xf0 [ 2002.059116] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2002.063943] ? static_obj+0x50/0x50 [ 2002.078842] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2002.082885] ? ____cache_alloc_node+0x156/0x1d0 [ 2002.091692] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2002.095303] cache_grow_begin+0xa4/0x8a0 [ 2002.103856] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2002.103863] 28277 total pagecache pages [ 2002.108522] fallback_alloc+0x213/0x2e0 [ 2002.117326] 0 pages in swap cache [ 2002.121372] kmem_cache_alloc_node+0xe3/0x3b0 [ 2002.129910] Swap cache stats: add 0, delete 0, find 0/0 [ 2002.129918] Free swap = 0kB [ 2002.133882] __alloc_skb+0x71/0x560 [ 2002.137827] Total swap = 0kB [ 2002.141266] __netdev_alloc_skb+0x76/0x460 [ 2002.145728] 2097051 pages RAM [ 2002.151080] send_hsr_supervision_frame+0x107/0xf70 [ 2002.154065] 0 pages HighMem/MovableOnly [ 2002.157674] ? lock_acquire+0x170/0x3c0 [ 2002.160660] 369649 pages reserved [ 2002.164881] ? check_preemption_disabled+0x41/0x280 [ 2002.167954] 0 pages cma reserved [ 2002.172969] hsr_announce+0x125/0x3a0 [ 2002.177581] aoe: skb alloc failure [ 2002.181484] call_timer_fn+0x177/0x700 [ 2002.184955] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2002.190038] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2002.193640] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2002.197436] ? process_timeout+0x40/0x40 [ 2002.229143] ? mark_held_locks+0xa6/0xf0 [ 2002.233199] ? _raw_spin_unlock_irq+0x24/0x80 [ 2002.237686] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2002.242865] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2002.248045] expire_timers+0x243/0x4e0 [ 2002.251923] run_timer_softirq+0x21c/0x670 [ 2002.256150] ? expire_timers+0x4e0/0x4e0 [ 2002.260207] ? check_preemption_disabled+0x41/0x280 [ 2002.265216] __do_softirq+0x265/0x980 [ 2002.269017] irq_exit+0x215/0x260 [ 2002.272459] smp_apic_timer_interrupt+0x136/0x550 [ 2002.277294] apic_timer_interrupt+0xf/0x20 [ 2002.281513] [ 2002.283743] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2002.289184] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2002.308075] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2002.315773] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2002.323047] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2002.330310] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2002.337570] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2002.344828] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2002.352103] ? list_lru_count_one+0x41/0x360 [ 2002.356519] list_lru_count_one+0x41/0x360 [ 2002.360763] super_cache_count+0x1b4/0x2e0 [ 2002.365003] ? f2fs_shrink_count+0x217/0x2a0 [ 2002.369412] do_shrink_slab+0x10b/0xa40 [ 2002.373386] shrink_slab+0x16f/0x550 [ 2002.377092] ? do_shrink_slab+0xa40/0xa40 [ 2002.381247] shrink_node.isra.0+0x2d3/0x1300 [ 2002.385655] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2002.390484] ? queue_work_on+0x11a/0x1f0 [ 2002.394537] ? vmpressure+0x28a/0x320 [ 2002.398329] do_try_to_free_pages+0x38e/0xfe0 [ 2002.402825] ? node_reclaim+0x850/0x850 [ 2002.406800] try_to_free_pages+0x27f/0x7c0 [ 2002.411027] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2002.415691] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2002.420701] __alloc_pages_nodemask+0xcc8/0x2890 [ 2002.425464] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2002.430296] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2002.435126] ? finish_task_switch+0x146/0x760 [ 2002.439627] ? mark_held_locks+0xa6/0xf0 [ 2002.443703] ? ____cache_alloc_node+0x156/0x1d0 [ 2002.448514] ? cache_grow_begin+0x64/0x8a0 [ 2002.452771] cache_grow_begin+0xa4/0x8a0 [ 2002.456848] fallback_alloc+0x213/0x2e0 [ 2002.460825] kmem_cache_alloc_trace+0x1f1/0x380 [ 2002.465506] do_syslog.part.0+0x24f/0x1510 [ 2002.469733] ? console_trylock+0x90/0x90 [ 2002.473784] ? wait_woken+0x250/0x250 [ 2002.477578] ? security_syslog+0x73/0x90 [ 2002.481652] do_syslog+0x49/0x60 [ 2002.485008] kmsg_read+0x8a/0xb0 [ 2002.488374] ? kmsg_poll+0xb0/0xb0 [ 2002.491914] proc_reg_read+0x1bd/0x2d0 [ 2002.495793] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2002.500720] ? lock_acquire+0x170/0x3c0 [ 2002.504690] ? __fdget_pos+0x26f/0x310 [ 2002.508574] __vfs_read+0xf7/0x750 [ 2002.513240] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2002.518172] ? __se_sys_copy_file_range+0x410/0x410 [ 2002.523173] ? fsnotify_first_mark+0x200/0x200 [ 2002.527756] ? mutex_trylock+0x1a0/0x1a0 [ 2002.531828] ? security_file_permission+0x1c0/0x220 [ 2002.536865] vfs_read+0x194/0x3c0 [ 2002.540308] ksys_read+0x12b/0x2a0 [ 2002.543843] ? kernel_write+0x110/0x110 [ 2002.547893] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2002.552896] ? do_syscall_64+0x21/0x620 [ 2002.556857] do_syscall_64+0xf9/0x620 [ 2002.560648] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2002.565829] RIP: 0033:0x7f32b454c22d [ 2002.569534] Code: Bad RIP value. [ 2002.572898] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2002.580595] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2002.587863] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2002.595119] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2002.602387] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2002.609644] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2002.616920] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2002.617024] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2002.624194] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2002.634303] in:imklog cpuset=/ mems_allowed=0-1 [ 2002.643641] Call Trace: [ 2002.650861] dump_stack+0x1fc/0x2ef [ 2002.654479] warn_alloc.cold+0x7b/0x18f [ 2002.658444] ? zone_watermark_ok_safe+0x260/0x260 [ 2002.663285] ? wakeup_kcompactd+0x27/0x540 [ 2002.667514] ? wakeup_kswapd+0x3cb/0x660 [ 2002.671574] ? __zone_watermark_ok+0x300/0x300 [ 2002.676144] ? wake_all_kswapds+0x143/0x2c0 [ 2002.680460] __alloc_pages_nodemask+0x232f/0x2890 [ 2002.685320] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2002.690153] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2002.694987] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2002.699939] ? retint_kernel+0x2d/0x2d [ 2002.703835] ? console_unlock+0xf67/0x1110 [ 2002.708059] ? console_unlock+0xf6e/0x1110 [ 2002.712287] ? check_preemption_disabled+0x41/0x280 [ 2002.717308] ? ____cache_alloc_node+0x156/0x1d0 [ 2002.721983] cache_grow_begin+0xa4/0x8a0 [ 2002.726048] fallback_alloc+0x213/0x2e0 [ 2002.730026] kmem_cache_alloc_node+0xe3/0x3b0 [ 2002.734544] __alloc_skb+0x71/0x560 [ 2002.738165] new_skb+0x24/0x1c0 [ 2002.741433] aoecmd_cfg+0x191/0x5e0 [ 2002.745052] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2002.749382] ? round_jiffies_up_relative+0xd0/0xd0 [ 2002.754309] call_timer_fn+0x177/0x700 [ 2002.758190] ? aoedev_exit+0x50/0x50 [ 2002.761892] ? process_timeout+0x40/0x40 [ 2002.765948] ? _raw_spin_unlock_irq+0x24/0x80 [ 2002.770429] ? aoedev_exit+0x50/0x50 [ 2002.774314] ? aoedev_exit+0x50/0x50 [ 2002.778036] expire_timers+0x243/0x4e0 [ 2002.781934] run_timer_softirq+0x21c/0x670 [ 2002.786371] ? expire_timers+0x4e0/0x4e0 [ 2002.790442] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2002.795554] ? mac80211_hwsim_beacon+0x150/0x190 [ 2002.800301] ? check_preemption_disabled+0x41/0x280 [ 2002.805313] __do_softirq+0x265/0x980 [ 2002.809107] ? __local_bh_enable_ip+0x270/0x270 [ 2002.813762] run_ksoftirqd+0x57/0x110 [ 2002.817557] smpboot_thread_fn+0x655/0x9e0 [ 2002.821785] ? __kthread_parkme+0x4c/0x1e0 [ 2002.826011] ? sort_range+0x30/0x30 [ 2002.829641] ? __kthread_parkme+0x133/0x1e0 [ 2002.833958] ? sort_range+0x30/0x30 [ 2002.837584] kthread+0x33f/0x460 [ 2002.840945] ? kthread_park+0x180/0x180 [ 2002.844917] ret_from_fork+0x24/0x30 [ 2002.848632] warn_alloc_show_mem: 1 callbacks suppressed [ 2002.848642] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2002.848643] Mem-Info: [ 2002.848668] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2002.848668] active_file:13 inactive_file:13 isolated_file:0 [ 2002.848668] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2002.848668] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2002.848668] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2002.848668] free:11077 free_pcp:541 free_cma:0 [ 2002.854008] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2002.861360] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2002.863745] Call Trace: [ 2002.897136] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2002.906465] [ 2002.934287] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2002.936859] dump_stack+0x1fc/0x2ef [ 2002.962494] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2002.964650] warn_alloc.cold+0x7b/0x18f [ 2002.990733] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2002.994437] ? zone_watermark_ok_safe+0x260/0x260 [ 2002.999425] lowmem_reserve[]: 0 0 1 1 1 [ 2003.003386] ? wakeup_kcompactd+0x27/0x540 [ 2003.032344] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2003.037193] ? wakeup_kswapd+0x3cb/0x660 [ 2003.041132] lowmem_reserve[]: 0 0 0 0 0 [ 2003.045355] ? __zone_watermark_ok+0x300/0x300 [ 2003.071446] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2003.075509] ? wake_all_kswapds+0x143/0x2c0 [ 2003.079442] lowmem_reserve[]: 0 0 0 0 0 [ 2003.084018] __alloc_pages_nodemask+0x232f/0x2890 [ 2003.111658] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2003.116001] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2003.119937] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2003.124777] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2003.137577] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2003.142411] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2003.156764] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2003.161614] ? static_obj+0x50/0x50 [ 2003.172590] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2003.177415] ? ____cache_alloc_node+0x156/0x1d0 [ 2003.192309] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2003.195919] cache_grow_begin+0xa4/0x8a0 [ 2003.204727] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2003.209376] fallback_alloc+0x213/0x2e0 [ 2003.217934] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2003.221996] kmem_cache_alloc_node+0xe3/0x3b0 [ 2003.230801] 28277 total pagecache pages [ 2003.234764] __alloc_skb+0x71/0x560 [ 2003.243305] 0 pages in swap cache [ 2003.247788] __netdev_alloc_skb+0x76/0x460 [ 2003.251730] Swap cache stats: add 0, delete 0, find 0/0 [ 2003.255342] send_hsr_supervision_frame+0x107/0xf70 [ 2003.258765] Free swap = 0kB [ 2003.263007] ? lock_acquire+0x170/0x3c0 [ 2003.268334] Total swap = 0kB [ 2003.273334] ? check_preemption_disabled+0x41/0x280 [ 2003.276320] 2097051 pages RAM [ 2003.280284] hsr_announce+0x125/0x3a0 [ 2003.283265] 0 pages HighMem/MovableOnly [ 2003.288276] call_timer_fn+0x177/0x700 [ 2003.291343] 369649 pages reserved [ 2003.295144] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2003.299084] 0 pages cma reserved [ 2003.302951] ? process_timeout+0x40/0x40 [ 2003.306440] aoe: skb alloc failure [ 2003.311555] ? mark_held_locks+0xa6/0xf0 [ 2003.314939] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2003.319026] ? _raw_spin_unlock_irq+0x24/0x80 [ 2003.322550] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2003.326595] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2003.351347] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2003.356525] expire_timers+0x243/0x4e0 [ 2003.360404] run_timer_softirq+0x21c/0x670 [ 2003.364628] ? expire_timers+0x4e0/0x4e0 [ 2003.368683] ? check_preemption_disabled+0x41/0x280 [ 2003.373693] __do_softirq+0x265/0x980 [ 2003.377490] irq_exit+0x215/0x260 [ 2003.380933] smp_apic_timer_interrupt+0x136/0x550 [ 2003.385765] apic_timer_interrupt+0xf/0x20 [ 2003.389981] [ 2003.392212] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2003.397651] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2003.416551] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2003.424336] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2003.431593] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2003.438854] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2003.446107] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2003.453464] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2003.460745] ? list_lru_count_one+0x41/0x360 [ 2003.465148] list_lru_count_one+0x41/0x360 [ 2003.469495] super_cache_count+0x1b4/0x2e0 [ 2003.473730] ? f2fs_shrink_count+0x217/0x2a0 [ 2003.478142] do_shrink_slab+0x10b/0xa40 [ 2003.482117] shrink_slab+0x16f/0x550 [ 2003.485824] ? do_shrink_slab+0xa40/0xa40 [ 2003.489975] shrink_node.isra.0+0x2d3/0x1300 [ 2003.494389] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2003.499221] ? queue_work_on+0x11a/0x1f0 [ 2003.503273] ? vmpressure+0x28a/0x320 [ 2003.507068] do_try_to_free_pages+0x38e/0xfe0 [ 2003.511576] ? node_reclaim+0x850/0x850 [ 2003.515545] try_to_free_pages+0x27f/0x7c0 [ 2003.519770] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2003.524433] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2003.529442] __alloc_pages_nodemask+0xcc8/0x2890 [ 2003.534200] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2003.539027] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2003.543858] ? finish_task_switch+0x146/0x760 [ 2003.548355] ? mark_held_locks+0xa6/0xf0 [ 2003.552401] ? ____cache_alloc_node+0x156/0x1d0 [ 2003.557057] ? cache_grow_begin+0x64/0x8a0 [ 2003.561279] cache_grow_begin+0xa4/0x8a0 [ 2003.565330] fallback_alloc+0x213/0x2e0 [ 2003.569301] kmem_cache_alloc_trace+0x1f1/0x380 [ 2003.573973] do_syslog.part.0+0x24f/0x1510 [ 2003.578201] ? console_trylock+0x90/0x90 [ 2003.582253] ? wait_woken+0x250/0x250 [ 2003.586044] ? security_syslog+0x73/0x90 [ 2003.590098] do_syslog+0x49/0x60 [ 2003.593457] kmsg_read+0x8a/0xb0 [ 2003.596813] ? kmsg_poll+0xb0/0xb0 [ 2003.600341] proc_reg_read+0x1bd/0x2d0 [ 2003.604225] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2003.609141] ? lock_acquire+0x170/0x3c0 [ 2003.613103] ? __fdget_pos+0x26f/0x310 [ 2003.616981] __vfs_read+0xf7/0x750 [ 2003.620512] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2003.625432] ? __se_sys_copy_file_range+0x410/0x410 [ 2003.630435] ? fsnotify_first_mark+0x200/0x200 [ 2003.635007] ? mutex_trylock+0x1a0/0x1a0 [ 2003.639061] ? security_file_permission+0x1c0/0x220 [ 2003.644068] vfs_read+0x194/0x3c0 [ 2003.647517] ksys_read+0x12b/0x2a0 [ 2003.651049] ? kernel_write+0x110/0x110 [ 2003.655011] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2003.660014] ? do_syscall_64+0x21/0x620 [ 2003.663977] do_syscall_64+0xf9/0x620 [ 2003.667780] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2003.672955] RIP: 0033:0x7f32b454c22d [ 2003.676670] Code: Bad RIP value. [ 2003.680017] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2003.687708] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2003.694970] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2003.702223] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2003.709572] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2003.716913] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2003.724284] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2003.724413] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2003.731556] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2003.741666] in:imklog cpuset=/ mems_allowed=0-1 [ 2003.750999] Call Trace: [ 2003.758216] dump_stack+0x1fc/0x2ef [ 2003.761840] warn_alloc.cold+0x7b/0x18f [ 2003.765806] ? zone_watermark_ok_safe+0x260/0x260 [ 2003.770639] ? wakeup_kcompactd+0x27/0x540 [ 2003.774867] ? wakeup_kswapd+0x3cb/0x660 [ 2003.778918] ? __zone_watermark_ok+0x300/0x300 [ 2003.783488] ? wake_all_kswapds+0x143/0x2c0 [ 2003.787805] __alloc_pages_nodemask+0x232f/0x2890 [ 2003.792664] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2003.797494] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2003.802326] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2003.807161] ? retint_kernel+0x2d/0x2d [ 2003.811041] ? console_unlock+0xf67/0x1110 [ 2003.815263] ? console_unlock+0xf6e/0x1110 [ 2003.819488] ? check_preemption_disabled+0x41/0x280 [ 2003.824494] ? ____cache_alloc_node+0x156/0x1d0 [ 2003.829149] cache_grow_begin+0xa4/0x8a0 [ 2003.833207] fallback_alloc+0x213/0x2e0 [ 2003.837175] kmem_cache_alloc_node+0xe3/0x3b0 [ 2003.841672] __alloc_skb+0x71/0x560 [ 2003.845295] new_skb+0x24/0x1c0 [ 2003.848563] aoecmd_cfg+0x191/0x5e0 [ 2003.852180] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2003.856493] ? round_jiffies_up_relative+0xd0/0xd0 [ 2003.861419] call_timer_fn+0x177/0x700 [ 2003.865291] ? aoedev_exit+0x50/0x50 [ 2003.869001] ? process_timeout+0x40/0x40 [ 2003.873053] ? _raw_spin_unlock_irq+0x24/0x80 [ 2003.877533] ? aoedev_exit+0x50/0x50 [ 2003.881236] ? aoedev_exit+0x50/0x50 [ 2003.884956] expire_timers+0x243/0x4e0 [ 2003.888839] run_timer_softirq+0x21c/0x670 [ 2003.893061] ? expire_timers+0x4e0/0x4e0 [ 2003.897112] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2003.902201] ? mac80211_hwsim_beacon+0x150/0x190 [ 2003.906947] ? check_preemption_disabled+0x41/0x280 [ 2003.911953] __do_softirq+0x265/0x980 [ 2003.915745] ? __local_bh_enable_ip+0x270/0x270 [ 2003.920397] run_ksoftirqd+0x57/0x110 [ 2003.924194] smpboot_thread_fn+0x655/0x9e0 [ 2003.928415] ? __kthread_parkme+0x4c/0x1e0 [ 2003.932639] ? sort_range+0x30/0x30 [ 2003.936250] ? __kthread_parkme+0x133/0x1e0 [ 2003.940572] ? sort_range+0x30/0x30 [ 2003.944186] kthread+0x33f/0x460 [ 2003.947540] ? kthread_park+0x180/0x180 [ 2003.951505] ret_from_fork+0x24/0x30 [ 2003.955214] warn_alloc_show_mem: 1 callbacks suppressed [ 2003.955223] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2003.955225] Mem-Info: [ 2003.955251] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2003.955251] active_file:13 inactive_file:13 isolated_file:0 [ 2003.955251] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2003.955251] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2003.955251] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2003.955251] free:11077 free_pcp:541 free_cma:0 [ 2003.960585] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2003.967936] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2003.970322] Call Trace: [ 2004.003896] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2004.013219] [ 2004.041125] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2004.043706] dump_stack+0x1fc/0x2ef [ 2004.069344] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2004.071487] warn_alloc.cold+0x7b/0x18f [ 2004.097561] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2004.101178] ? zone_watermark_ok_safe+0x260/0x260 [ 2004.106154] lowmem_reserve[]: 0 0 1 1 1 [ 2004.110118] ? wakeup_kcompactd+0x27/0x540 [ 2004.139058] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2004.143900] ? wakeup_kswapd+0x3cb/0x660 [ 2004.147841] lowmem_reserve[]: 0 0 0 0 0 [ 2004.152062] ? __zone_watermark_ok+0x300/0x300 [ 2004.178051] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2004.182100] ? wake_all_kswapds+0x143/0x2c0 [ 2004.186049] lowmem_reserve[]: 0 0 0 0 0 [ 2004.190625] __alloc_pages_nodemask+0x232f/0x2890 [ 2004.218272] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2004.222601] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2004.226529] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2004.231359] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2004.244153] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2004.248997] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2004.263353] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2004.268186] ? mark_held_locks+0xf0/0xf0 [ 2004.279166] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2004.283997] ? mark_held_locks+0xf0/0xf0 [ 2004.298881] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2004.302921] ? ____cache_alloc_node+0x156/0x1d0 [ 2004.311740] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2004.315781] cache_grow_begin+0xa4/0x8a0 [ 2004.324331] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2004.329000] fallback_alloc+0x213/0x2e0 [ 2004.337813] 28277 total pagecache pages [ 2004.341861] kmem_cache_alloc_node+0xe3/0x3b0 [ 2004.350405] 0 pages in swap cache [ 2004.354359] __alloc_skb+0x71/0x560 [ 2004.358302] Swap cache stats: add 0, delete 0, find 0/0 [ 2004.362779] __pskb_copy_fclone+0x10c/0xcc0 [ 2004.366220] Free swap = 0kB [ 2004.369850] ? check_preemption_disabled+0x41/0x280 [ 2004.375187] Total swap = 0kB [ 2004.375196] 2097051 pages RAM [ 2004.379539] tipc_udp_send_msg+0x302/0x490 [ 2004.382514] 0 pages HighMem/MovableOnly [ 2004.387519] tipc_bearer_xmit_skb+0x15b/0x330 [ 2004.390497] 369649 pages reserved [ 2004.393584] tipc_disc_timeout+0x855/0xc90 [ 2004.397800] 0 pages cma reserved [ 2004.401755] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2004.406278] aoe: skb alloc failure [ 2004.409652] ? lock_downgrade+0x720/0x720 [ 2004.413877] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2004.417227] ? assoc_array_delete+0x283/0xc10 [ 2004.421686] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2004.425215] call_timer_fn+0x177/0x700 [ 2004.452776] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2004.457264] ? process_timeout+0x40/0x40 [ 2004.461324] ? mark_held_locks+0xa6/0xf0 [ 2004.465373] ? _raw_spin_unlock_irq+0x24/0x80 [ 2004.469854] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2004.474349] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2004.478832] expire_timers+0x243/0x4e0 [ 2004.482733] run_timer_softirq+0x21c/0x670 [ 2004.486959] ? expire_timers+0x4e0/0x4e0 [ 2004.491021] ? check_preemption_disabled+0x41/0x280 [ 2004.496032] __do_softirq+0x265/0x980 [ 2004.499830] irq_exit+0x215/0x260 [ 2004.503275] smp_apic_timer_interrupt+0x136/0x550 [ 2004.508109] apic_timer_interrupt+0xf/0x20 [ 2004.512336] [ 2004.514566] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2004.520006] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2004.538902] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2004.546596] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2004.553852] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2004.561105] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2004.568363] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2004.575617] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2004.582891] ? list_lru_count_one+0x41/0x360 [ 2004.587290] list_lru_count_one+0x41/0x360 [ 2004.591529] super_cache_count+0x1b4/0x2e0 [ 2004.595752] ? f2fs_shrink_count+0x217/0x2a0 [ 2004.600152] do_shrink_slab+0x10b/0xa40 [ 2004.604129] shrink_slab+0x16f/0x550 [ 2004.607850] ? do_shrink_slab+0xa40/0xa40 [ 2004.611992] shrink_node.isra.0+0x2d3/0x1300 [ 2004.616399] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2004.621228] ? queue_work_on+0x11a/0x1f0 [ 2004.625290] ? vmpressure+0x28a/0x320 [ 2004.629081] do_try_to_free_pages+0x38e/0xfe0 [ 2004.633575] ? node_reclaim+0x850/0x850 [ 2004.637543] try_to_free_pages+0x27f/0x7c0 [ 2004.641772] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2004.646436] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2004.651451] __alloc_pages_nodemask+0xcc8/0x2890 [ 2004.656210] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2004.661041] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2004.665874] ? finish_task_switch+0x146/0x760 [ 2004.670453] ? mark_held_locks+0xa6/0xf0 [ 2004.674499] ? ____cache_alloc_node+0x156/0x1d0 [ 2004.679153] ? cache_grow_begin+0x64/0x8a0 [ 2004.683389] cache_grow_begin+0xa4/0x8a0 [ 2004.687444] fallback_alloc+0x213/0x2e0 [ 2004.691412] kmem_cache_alloc_trace+0x1f1/0x380 [ 2004.696072] do_syslog.part.0+0x24f/0x1510 [ 2004.700299] ? console_trylock+0x90/0x90 [ 2004.704348] ? wait_woken+0x250/0x250 [ 2004.708139] ? security_syslog+0x73/0x90 [ 2004.712189] do_syslog+0x49/0x60 [ 2004.715647] kmsg_read+0x8a/0xb0 [ 2004.719010] ? kmsg_poll+0xb0/0xb0 [ 2004.722537] proc_reg_read+0x1bd/0x2d0 [ 2004.726414] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2004.731338] ? lock_acquire+0x170/0x3c0 [ 2004.735313] ? __fdget_pos+0x26f/0x310 [ 2004.739215] __vfs_read+0xf7/0x750 [ 2004.742741] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2004.747658] ? __se_sys_copy_file_range+0x410/0x410 [ 2004.752660] ? fsnotify_first_mark+0x200/0x200 [ 2004.757245] ? mutex_trylock+0x1a0/0x1a0 [ 2004.761300] ? security_file_permission+0x1c0/0x220 [ 2004.766308] vfs_read+0x194/0x3c0 [ 2004.769753] ksys_read+0x12b/0x2a0 [ 2004.773283] ? kernel_write+0x110/0x110 [ 2004.777362] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2004.782371] ? do_syscall_64+0x21/0x620 [ 2004.786506] do_syscall_64+0xf9/0x620 [ 2004.790296] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2004.795559] RIP: 0033:0x7f32b454c22d [ 2004.799269] Code: Bad RIP value. [ 2004.802617] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2004.810324] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2004.817580] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2004.824837] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2004.832091] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2004.839344] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2004.846619] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2004.846730] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2004.853891] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2004.864003] in:imklog cpuset=/ mems_allowed=0-1 [ 2004.873338] Call Trace: [ 2004.880553] dump_stack+0x1fc/0x2ef [ 2004.884174] warn_alloc.cold+0x7b/0x18f [ 2004.888138] ? zone_watermark_ok_safe+0x260/0x260 [ 2004.892970] ? wakeup_kcompactd+0x27/0x540 [ 2004.897198] ? wakeup_kswapd+0x3cb/0x660 [ 2004.901248] ? __zone_watermark_ok+0x300/0x300 [ 2004.905817] ? wake_all_kswapds+0x143/0x2c0 [ 2004.910134] __alloc_pages_nodemask+0x232f/0x2890 [ 2004.914978] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2004.919809] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2004.924639] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2004.929480] ? console_unlock+0xf35/0x1110 [ 2004.933721] ? netconsole_netdev_event+0x280/0x280 [ 2004.938643] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2004.943214] ? check_preemption_disabled+0x41/0x280 [ 2004.948221] ? ____cache_alloc_node+0x156/0x1d0 [ 2004.952895] cache_grow_begin+0xa4/0x8a0 [ 2004.956951] fallback_alloc+0x213/0x2e0 [ 2004.960927] kmem_cache_alloc_node+0xe3/0x3b0 [ 2004.965423] __alloc_skb+0x71/0x560 [ 2004.969046] new_skb+0x24/0x1c0 [ 2004.972314] aoecmd_cfg+0x191/0x5e0 [ 2004.975933] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2004.980247] ? round_jiffies_up_relative+0xd0/0xd0 [ 2004.985182] call_timer_fn+0x177/0x700 [ 2004.989063] ? aoedev_exit+0x50/0x50 [ 2004.992765] ? process_timeout+0x40/0x40 [ 2004.996819] ? _raw_spin_unlock_irq+0x24/0x80 [ 2005.001295] ? aoedev_exit+0x50/0x50 [ 2005.005000] ? aoedev_exit+0x50/0x50 [ 2005.008704] expire_timers+0x243/0x4e0 [ 2005.012587] run_timer_softirq+0x21c/0x670 [ 2005.016813] ? expire_timers+0x4e0/0x4e0 [ 2005.020886] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2005.025995] ? mac80211_hwsim_beacon+0x150/0x190 [ 2005.030747] ? check_preemption_disabled+0x41/0x280 [ 2005.035761] __do_softirq+0x265/0x980 [ 2005.039554] ? __local_bh_enable_ip+0x270/0x270 [ 2005.044212] run_ksoftirqd+0x57/0x110 [ 2005.048005] smpboot_thread_fn+0x655/0x9e0 [ 2005.052228] ? __kthread_parkme+0x4c/0x1e0 [ 2005.056455] ? sort_range+0x30/0x30 [ 2005.060083] ? __kthread_parkme+0x133/0x1e0 [ 2005.064393] ? sort_range+0x30/0x30 [ 2005.068008] kthread+0x33f/0x460 [ 2005.071361] ? kthread_park+0x180/0x180 [ 2005.075327] ret_from_fork+0x24/0x30 [ 2005.079036] warn_alloc_show_mem: 1 callbacks suppressed [ 2005.079045] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2005.079047] Mem-Info: [ 2005.079072] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2005.079072] active_file:13 inactive_file:13 isolated_file:0 [ 2005.079072] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2005.079072] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2005.079072] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2005.079072] free:11077 free_pcp:541 free_cma:0 [ 2005.084427] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2005.091801] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2005.094202] Call Trace: [ 2005.127596] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2005.136930] [ 2005.164748] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2005.167343] dump_stack+0x1fc/0x2ef [ 2005.192975] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2005.195123] warn_alloc.cold+0x7b/0x18f [ 2005.221211] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2005.225021] ? zone_watermark_ok_safe+0x260/0x260 [ 2005.230018] lowmem_reserve[]: 0 0 1 1 1 [ 2005.233984] ? wakeup_kcompactd+0x27/0x540 [ 2005.263375] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2005.268316] ? wakeup_kswapd+0x3cb/0x660 [ 2005.272252] lowmem_reserve[]: 0 0 0 0 0 [ 2005.276485] ? __zone_watermark_ok+0x300/0x300 [ 2005.302401] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2005.306451] ? wake_all_kswapds+0x143/0x2c0 [ 2005.310395] lowmem_reserve[]: 0 0 0 0 0 [ 2005.314967] __alloc_pages_nodemask+0x232f/0x2890 [ 2005.342605] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2005.346930] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2005.350854] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2005.355697] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2005.368491] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2005.373323] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2005.387681] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2005.392533] ? retint_kernel+0x2d/0x2d [ 2005.403524] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2005.408355] ? mark_held_locks+0xf0/0xf0 [ 2005.423235] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2005.427110] ? static_obj+0x50/0x50 [ 2005.435915] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2005.439960] ? ____cache_alloc_node+0x156/0x1d0 [ 2005.448506] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2005.452125] cache_grow_begin+0xa4/0x8a0 [ 2005.460932] 28277 total pagecache pages [ 2005.465590] fallback_alloc+0x213/0x2e0 [ 2005.474143] 0 pages in swap cache [ 2005.478189] kmem_cache_alloc_node+0xe3/0x3b0 [ 2005.482134] Swap cache stats: add 0, delete 0, find 0/0 [ 2005.486117] __alloc_skb+0x71/0x560 [ 2005.489538] Free swap = 0kB [ 2005.494019] __netdev_alloc_skb+0x76/0x460 [ 2005.499374] Total swap = 0kB [ 2005.503014] send_hsr_supervision_frame+0x107/0xf70 [ 2005.505999] 2097051 pages RAM [ 2005.510220] ? lock_acquire+0x170/0x3c0 [ 2005.513210] 0 pages HighMem/MovableOnly [ 2005.518214] ? check_preemption_disabled+0x41/0x280 [ 2005.521288] 369649 pages reserved [ 2005.525265] hsr_announce+0x125/0x3a0 [ 2005.529209] 0 pages cma reserved [ 2005.534211] call_timer_fn+0x177/0x700 [ 2005.537699] aoe: skb alloc failure [ 2005.541422] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2005.544805] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2005.548631] ? process_timeout+0x40/0x40 [ 2005.552142] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2005.557321] ? mark_held_locks+0xa6/0xf0 [ 2005.580507] ? _raw_spin_unlock_irq+0x24/0x80 [ 2005.584991] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2005.590172] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2005.595355] expire_timers+0x243/0x4e0 [ 2005.599234] run_timer_softirq+0x21c/0x670 [ 2005.603462] ? expire_timers+0x4e0/0x4e0 [ 2005.607535] ? check_preemption_disabled+0x41/0x280 [ 2005.612545] __do_softirq+0x265/0x980 [ 2005.616355] irq_exit+0x215/0x260 [ 2005.619803] smp_apic_timer_interrupt+0x136/0x550 [ 2005.624730] apic_timer_interrupt+0xf/0x20 [ 2005.628947] [ 2005.631175] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2005.636630] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2005.655606] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2005.663662] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2005.670917] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2005.678196] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2005.685451] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2005.692714] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2005.700000] ? list_lru_count_one+0x41/0x360 [ 2005.704424] list_lru_count_one+0x41/0x360 [ 2005.708745] super_cache_count+0x1b4/0x2e0 [ 2005.712985] ? f2fs_shrink_count+0x217/0x2a0 [ 2005.717383] do_shrink_slab+0x10b/0xa40 [ 2005.721358] shrink_slab+0x16f/0x550 [ 2005.725068] ? do_shrink_slab+0xa40/0xa40 [ 2005.729217] shrink_node.isra.0+0x2d3/0x1300 [ 2005.733637] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2005.738478] ? queue_work_on+0x11a/0x1f0 [ 2005.742531] ? vmpressure+0x28a/0x320 [ 2005.746325] do_try_to_free_pages+0x38e/0xfe0 [ 2005.750825] ? node_reclaim+0x850/0x850 [ 2005.754801] try_to_free_pages+0x27f/0x7c0 [ 2005.759031] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2005.763697] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2005.768706] __alloc_pages_nodemask+0xcc8/0x2890 [ 2005.773553] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2005.778393] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2005.783232] ? finish_task_switch+0x146/0x760 [ 2005.787730] ? mark_held_locks+0xa6/0xf0 [ 2005.791778] ? ____cache_alloc_node+0x156/0x1d0 [ 2005.796435] ? cache_grow_begin+0x64/0x8a0 [ 2005.800659] cache_grow_begin+0xa4/0x8a0 [ 2005.804715] fallback_alloc+0x213/0x2e0 [ 2005.808683] kmem_cache_alloc_trace+0x1f1/0x380 [ 2005.813367] do_syslog.part.0+0x24f/0x1510 [ 2005.817599] ? console_trylock+0x90/0x90 [ 2005.821658] ? wait_woken+0x250/0x250 [ 2005.825451] ? security_syslog+0x73/0x90 [ 2005.829510] do_syslog+0x49/0x60 [ 2005.832866] kmsg_read+0x8a/0xb0 [ 2005.836236] ? kmsg_poll+0xb0/0xb0 [ 2005.839765] proc_reg_read+0x1bd/0x2d0 [ 2005.843644] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2005.848563] ? lock_acquire+0x170/0x3c0 [ 2005.852526] ? __fdget_pos+0x26f/0x310 [ 2005.856422] __vfs_read+0xf7/0x750 [ 2005.859965] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2005.864887] ? __se_sys_copy_file_range+0x410/0x410 [ 2005.869905] ? fsnotify_first_mark+0x200/0x200 [ 2005.874485] ? mutex_trylock+0x1a0/0x1a0 [ 2005.878546] ? security_file_permission+0x1c0/0x220 [ 2005.883564] vfs_read+0x194/0x3c0 [ 2005.887016] ksys_read+0x12b/0x2a0 [ 2005.890546] ? kernel_write+0x110/0x110 [ 2005.894512] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2005.899535] ? do_syscall_64+0x21/0x620 [ 2005.903516] do_syscall_64+0xf9/0x620 [ 2005.907313] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2005.912491] RIP: 0033:0x7f32b454c22d [ 2005.916246] Code: Bad RIP value. [ 2005.919597] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2005.927292] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2005.934560] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2005.941829] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2005.949085] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2005.956343] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2005.963621] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2005.963818] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2005.970896] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2005.981026] in:imklog cpuset=/ mems_allowed=0-1 [ 2005.990368] Call Trace: [ 2005.997593] dump_stack+0x1fc/0x2ef [ 2006.001216] warn_alloc.cold+0x7b/0x18f [ 2006.005191] ? zone_watermark_ok_safe+0x260/0x260 [ 2006.010022] ? wakeup_kcompactd+0x27/0x540 [ 2006.014253] ? wakeup_kswapd+0x3cb/0x660 [ 2006.018306] ? __zone_watermark_ok+0x300/0x300 [ 2006.022876] ? wake_all_kswapds+0x143/0x2c0 [ 2006.027192] __alloc_pages_nodemask+0x232f/0x2890 [ 2006.032040] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2006.036873] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2006.041705] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2006.046544] ? retint_kernel+0x2d/0x2d [ 2006.050430] ? console_unlock+0xf67/0x1110 [ 2006.054653] ? console_unlock+0xf6e/0x1110 [ 2006.058877] ? check_preemption_disabled+0x41/0x280 [ 2006.063893] ? ____cache_alloc_node+0x156/0x1d0 [ 2006.068558] cache_grow_begin+0xa4/0x8a0 [ 2006.072614] fallback_alloc+0x213/0x2e0 [ 2006.076596] kmem_cache_alloc_node+0xe3/0x3b0 [ 2006.081085] __alloc_skb+0x71/0x560 [ 2006.084702] new_skb+0x24/0x1c0 [ 2006.087972] aoecmd_cfg+0x191/0x5e0 [ 2006.091600] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2006.095917] ? round_jiffies_up_relative+0xd0/0xd0 [ 2006.100845] call_timer_fn+0x177/0x700 [ 2006.104716] ? aoedev_exit+0x50/0x50 [ 2006.108422] ? process_timeout+0x40/0x40 [ 2006.112478] ? _raw_spin_unlock_irq+0x24/0x80 [ 2006.116960] ? aoedev_exit+0x50/0x50 [ 2006.120661] ? aoedev_exit+0x50/0x50 [ 2006.124368] expire_timers+0x243/0x4e0 [ 2006.128248] run_timer_softirq+0x21c/0x670 [ 2006.132471] ? expire_timers+0x4e0/0x4e0 [ 2006.136526] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2006.141620] ? mac80211_hwsim_beacon+0x150/0x190 [ 2006.146379] ? check_preemption_disabled+0x41/0x280 [ 2006.151387] __do_softirq+0x265/0x980 [ 2006.155191] ? __local_bh_enable_ip+0x270/0x270 [ 2006.159868] run_ksoftirqd+0x57/0x110 [ 2006.163658] smpboot_thread_fn+0x655/0x9e0 [ 2006.167879] ? __kthread_parkme+0x4c/0x1e0 [ 2006.172105] ? sort_range+0x30/0x30 [ 2006.175721] ? __kthread_parkme+0x133/0x1e0 [ 2006.180551] ? sort_range+0x30/0x30 [ 2006.184169] kthread+0x33f/0x460 [ 2006.187526] ? kthread_park+0x180/0x180 [ 2006.191506] ret_from_fork+0x24/0x30 [ 2006.195236] warn_alloc_show_mem: 1 callbacks suppressed [ 2006.195246] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2006.195248] Mem-Info: [ 2006.195272] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2006.195272] active_file:13 inactive_file:13 isolated_file:0 [ 2006.195272] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2006.195272] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2006.195272] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2006.195272] free:11077 free_pcp:541 free_cma:0 [ 2006.200610] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2006.207961] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2006.210361] Call Trace: [ 2006.243755] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2006.253088] [ 2006.280911] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2006.283494] dump_stack+0x1fc/0x2ef [ 2006.309131] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2006.311279] warn_alloc.cold+0x7b/0x18f [ 2006.337351] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2006.340983] ? zone_watermark_ok_safe+0x260/0x260 [ 2006.345964] lowmem_reserve[]: 0 0 1 1 1 [ 2006.349943] ? wakeup_kcompactd+0x27/0x540 [ 2006.378909] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2006.383748] ? wakeup_kswapd+0x3cb/0x660 [ 2006.387684] lowmem_reserve[]: 0 0 0 0 0 [ 2006.391906] ? __zone_watermark_ok+0x300/0x300 [ 2006.417822] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2006.421871] ? wake_all_kswapds+0x143/0x2c0 [ 2006.425812] lowmem_reserve[]: 0 0 0 0 0 [ 2006.430395] __alloc_pages_nodemask+0x232f/0x2890 [ 2006.458032] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2006.462357] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2006.466284] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2006.471130] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2006.483940] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2006.488770] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2006.503130] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2006.507967] ? mark_held_locks+0xf0/0xf0 [ 2006.518939] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2006.523760] ? static_obj+0x50/0x50 [ 2006.538652] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2006.542697] ? ____cache_alloc_node+0x156/0x1d0 [ 2006.551592] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2006.555204] cache_grow_begin+0xa4/0x8a0 [ 2006.563755] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2006.568409] fallback_alloc+0x213/0x2e0 [ 2006.577208] 28277 total pagecache pages [ 2006.581253] kmem_cache_alloc_node+0xe3/0x3b0 [ 2006.589796] 0 pages in swap cache [ 2006.593756] __alloc_skb+0x71/0x560 [ 2006.597700] Swap cache stats: add 0, delete 0, find 0/0 [ 2006.602176] __netdev_alloc_skb+0x76/0x460 [ 2006.605607] Free swap = 0kB [ 2006.609221] send_hsr_supervision_frame+0x107/0xf70 [ 2006.614549] Total swap = 0kB [ 2006.618768] ? lock_acquire+0x170/0x3c0 [ 2006.621751] 2097051 pages RAM [ 2006.626754] ? check_preemption_disabled+0x41/0x280 [ 2006.629741] 0 pages HighMem/MovableOnly [ 2006.633700] hsr_announce+0x125/0x3a0 [ 2006.636774] 369649 pages reserved [ 2006.641785] call_timer_fn+0x177/0x700 [ 2006.645724] 0 pages cma reserved [ 2006.649506] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2006.652985] aoe: skb alloc failure [ 2006.656797] ? process_timeout+0x40/0x40 [ 2006.656812] ? mark_held_locks+0xa6/0xf0 [ 2006.656828] ? _raw_spin_unlock_irq+0x24/0x80 [ 2006.660186] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2006.665339] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2006.668846] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2006.672892] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2006.706838] expire_timers+0x243/0x4e0 [ 2006.710717] run_timer_softirq+0x21c/0x670 [ 2006.714944] ? expire_timers+0x4e0/0x4e0 [ 2006.718994] ? check_preemption_disabled+0x41/0x280 [ 2006.724003] __do_softirq+0x265/0x980 [ 2006.727812] irq_exit+0x215/0x260 [ 2006.731273] smp_apic_timer_interrupt+0x136/0x550 [ 2006.736122] apic_timer_interrupt+0xf/0x20 [ 2006.740340] [ 2006.742572] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2006.748032] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2006.767020] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2006.774753] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2006.782017] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2006.789278] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2006.796536] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2006.803796] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2006.811084] ? list_lru_count_one+0x41/0x360 [ 2006.815486] list_lru_count_one+0x41/0x360 [ 2006.819710] super_cache_count+0x1b4/0x2e0 [ 2006.823934] ? f2fs_shrink_count+0x217/0x2a0 [ 2006.828334] do_shrink_slab+0x10b/0xa40 [ 2006.832305] shrink_slab+0x16f/0x550 [ 2006.836011] ? do_shrink_slab+0xa40/0xa40 [ 2006.840154] shrink_node.isra.0+0x2d3/0x1300 [ 2006.844563] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2006.849409] ? queue_work_on+0x11a/0x1f0 [ 2006.853468] ? vmpressure+0x28a/0x320 [ 2006.857259] do_try_to_free_pages+0x38e/0xfe0 [ 2006.861764] ? node_reclaim+0x850/0x850 [ 2006.865732] try_to_free_pages+0x27f/0x7c0 [ 2006.869955] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2006.874618] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2006.879625] __alloc_pages_nodemask+0xcc8/0x2890 [ 2006.884382] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2006.889221] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2006.894062] ? finish_task_switch+0x146/0x760 [ 2006.898557] ? mark_held_locks+0xa6/0xf0 [ 2006.902604] ? ____cache_alloc_node+0x156/0x1d0 [ 2006.907258] ? cache_grow_begin+0x64/0x8a0 [ 2006.911505] cache_grow_begin+0xa4/0x8a0 [ 2006.915561] fallback_alloc+0x213/0x2e0 [ 2006.919537] kmem_cache_alloc_trace+0x1f1/0x380 [ 2006.924198] do_syslog.part.0+0x24f/0x1510 [ 2006.928428] ? console_trylock+0x90/0x90 [ 2006.932488] ? wait_woken+0x250/0x250 [ 2006.936279] ? security_syslog+0x73/0x90 [ 2006.940336] do_syslog+0x49/0x60 [ 2006.943691] kmsg_read+0x8a/0xb0 [ 2006.947049] ? kmsg_poll+0xb0/0xb0 [ 2006.950574] proc_reg_read+0x1bd/0x2d0 [ 2006.954449] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2006.959366] ? lock_acquire+0x170/0x3c0 [ 2006.963327] ? __fdget_pos+0x26f/0x310 [ 2006.967204] __vfs_read+0xf7/0x750 [ 2006.970776] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2006.975692] ? __se_sys_copy_file_range+0x410/0x410 [ 2006.980695] ? fsnotify_first_mark+0x200/0x200 [ 2006.985355] ? mutex_trylock+0x1a0/0x1a0 [ 2006.989414] ? security_file_permission+0x1c0/0x220 [ 2006.994428] vfs_read+0x194/0x3c0 [ 2006.997975] ksys_read+0x12b/0x2a0 [ 2007.001502] ? kernel_write+0x110/0x110 [ 2007.005466] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2007.010501] ? do_syscall_64+0x21/0x620 [ 2007.014466] do_syscall_64+0xf9/0x620 [ 2007.018264] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2007.023458] RIP: 0033:0x7f32b454c22d [ 2007.027169] Code: Bad RIP value. [ 2007.030516] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2007.038209] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2007.045464] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2007.052721] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2007.059998] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2007.067257] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2007.074551] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2007.074658] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2007.081825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2007.091939] in:imklog cpuset=/ mems_allowed=0-1 [ 2007.101274] Call Trace: [ 2007.108499] dump_stack+0x1fc/0x2ef [ 2007.112117] warn_alloc.cold+0x7b/0x18f [ 2007.116082] ? zone_watermark_ok_safe+0x260/0x260 [ 2007.120912] ? wakeup_kcompactd+0x27/0x540 [ 2007.125140] ? wakeup_kswapd+0x3cb/0x660 [ 2007.129190] ? __zone_watermark_ok+0x300/0x300 [ 2007.133758] ? wake_all_kswapds+0x143/0x2c0 [ 2007.138073] __alloc_pages_nodemask+0x232f/0x2890 [ 2007.142915] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2007.147748] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2007.152579] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2007.157415] ? console_unlock+0xf35/0x1110 [ 2007.161637] ? netconsole_netdev_event+0x280/0x280 [ 2007.166556] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2007.171138] ? check_preemption_disabled+0x41/0x280 [ 2007.176144] ? ____cache_alloc_node+0x156/0x1d0 [ 2007.180816] cache_grow_begin+0xa4/0x8a0 [ 2007.184880] fallback_alloc+0x213/0x2e0 [ 2007.188860] kmem_cache_alloc_node+0xe3/0x3b0 [ 2007.193355] __alloc_skb+0x71/0x560 [ 2007.201755] new_skb+0x24/0x1c0 [ 2007.205025] aoecmd_cfg+0x191/0x5e0 [ 2007.208650] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2007.212968] ? round_jiffies_up_relative+0xd0/0xd0 [ 2007.217896] call_timer_fn+0x177/0x700 [ 2007.221772] ? aoedev_exit+0x50/0x50 [ 2007.225473] ? process_timeout+0x40/0x40 [ 2007.229524] ? _raw_spin_unlock_irq+0x24/0x80 [ 2007.234017] ? aoedev_exit+0x50/0x50 [ 2007.237718] ? aoedev_exit+0x50/0x50 [ 2007.241420] expire_timers+0x243/0x4e0 [ 2007.245302] run_timer_softirq+0x21c/0x670 [ 2007.249540] ? expire_timers+0x4e0/0x4e0 [ 2007.253597] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2007.258710] ? mac80211_hwsim_beacon+0x150/0x190 [ 2007.263476] ? check_preemption_disabled+0x41/0x280 [ 2007.268485] __do_softirq+0x265/0x980 [ 2007.272280] ? __local_bh_enable_ip+0x270/0x270 [ 2007.276935] run_ksoftirqd+0x57/0x110 [ 2007.280723] smpboot_thread_fn+0x655/0x9e0 [ 2007.284945] ? __kthread_parkme+0x4c/0x1e0 [ 2007.289169] ? sort_range+0x30/0x30 [ 2007.292780] ? __kthread_parkme+0x133/0x1e0 [ 2007.297086] ? sort_range+0x30/0x30 [ 2007.300700] kthread+0x33f/0x460 [ 2007.304052] ? kthread_park+0x180/0x180 [ 2007.308015] ret_from_fork+0x24/0x30 [ 2007.311726] warn_alloc_show_mem: 1 callbacks suppressed [ 2007.311735] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2007.311737] Mem-Info: [ 2007.311762] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2007.311762] active_file:13 inactive_file:13 isolated_file:0 [ 2007.311762] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2007.311762] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2007.311762] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2007.311762] free:11077 free_pcp:541 free_cma:0 [ 2007.317097] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2007.324448] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2007.326833] Call Trace: [ 2007.360223] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2007.369542] [ 2007.397374] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2007.399959] dump_stack+0x1fc/0x2ef [ 2007.425601] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2007.427767] warn_alloc.cold+0x7b/0x18f [ 2007.453838] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2007.457464] ? zone_watermark_ok_safe+0x260/0x260 [ 2007.462438] lowmem_reserve[]: 0 0 1 1 1 [ 2007.466398] ? wakeup_kcompactd+0x27/0x540 [ 2007.495342] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2007.500203] ? wakeup_kswapd+0x3cb/0x660 [ 2007.504500] lowmem_reserve[]: 0 0 0 0 0 [ 2007.508735] ? __zone_watermark_ok+0x300/0x300 [ 2007.534555] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2007.538606] ? wake_all_kswapds+0x143/0x2c0 [ 2007.542543] lowmem_reserve[]: 0 0 0 0 0 [ 2007.547116] __alloc_pages_nodemask+0x232f/0x2890 [ 2007.574755] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2007.579098] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2007.583023] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2007.587857] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2007.600653] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2007.605487] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2007.619844] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2007.624682] ? static_obj+0x50/0x50 [ 2007.635916] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2007.640740] ? ____cache_alloc_node+0x156/0x1d0 [ 2007.655623] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2007.659234] cache_grow_begin+0xa4/0x8a0 [ 2007.668060] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2007.672735] fallback_alloc+0x213/0x2e0 [ 2007.681362] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2007.685411] kmem_cache_alloc_node+0xe3/0x3b0 [ 2007.694213] 28277 total pagecache pages [ 2007.698183] __alloc_skb+0x71/0x560 [ 2007.706727] 0 pages in swap cache [ 2007.711219] __netdev_alloc_skb+0x76/0x460 [ 2007.715164] Swap cache stats: add 0, delete 0, find 0/0 [ 2007.718862] send_hsr_supervision_frame+0x107/0xf70 [ 2007.722278] Free swap = 0kB [ 2007.726504] ? lock_acquire+0x170/0x3c0 [ 2007.731848] Total swap = 0kB [ 2007.736853] ? check_preemption_disabled+0x41/0x280 [ 2007.739839] 2097051 pages RAM [ 2007.743808] hsr_announce+0x125/0x3a0 [ 2007.746800] 0 pages HighMem/MovableOnly [ 2007.751799] call_timer_fn+0x177/0x700 [ 2007.754873] 369649 pages reserved [ 2007.758670] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2007.762626] 0 pages cma reserved [ 2007.766495] ? process_timeout+0x40/0x40 [ 2007.770012] aoe: skb alloc failure [ 2007.775089] ? mark_held_locks+0xa6/0xf0 [ 2007.775102] ? _raw_spin_unlock_irq+0x24/0x80 [ 2007.775117] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2007.778478] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2007.782515] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2007.786023] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2007.790072] expire_timers+0x243/0x4e0 [ 2007.823838] run_timer_softirq+0x21c/0x670 [ 2007.828062] ? expire_timers+0x4e0/0x4e0 [ 2007.832118] ? check_preemption_disabled+0x41/0x280 [ 2007.837141] __do_softirq+0x265/0x980 [ 2007.840942] irq_exit+0x215/0x260 [ 2007.844392] smp_apic_timer_interrupt+0x136/0x550 [ 2007.849245] apic_timer_interrupt+0xf/0x20 [ 2007.853472] [ 2007.855701] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2007.861150] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2007.880035] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2007.887732] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2007.894986] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2007.902261] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2007.909526] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2007.916789] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2007.924076] ? list_lru_count_one+0x41/0x360 [ 2007.928506] list_lru_count_one+0x41/0x360 [ 2007.932734] super_cache_count+0x1b4/0x2e0 [ 2007.936957] ? f2fs_shrink_count+0x217/0x2a0 [ 2007.941369] do_shrink_slab+0x10b/0xa40 [ 2007.945340] shrink_slab+0x16f/0x550 [ 2007.949042] ? do_shrink_slab+0xa40/0xa40 [ 2007.953189] shrink_node.isra.0+0x2d3/0x1300 [ 2007.957598] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2007.962602] ? queue_work_on+0x11a/0x1f0 [ 2007.966655] ? vmpressure+0x28a/0x320 [ 2007.970454] do_try_to_free_pages+0x38e/0xfe0 [ 2007.974949] ? node_reclaim+0x850/0x850 [ 2007.978919] try_to_free_pages+0x27f/0x7c0 [ 2007.983145] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2007.987808] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2007.992816] __alloc_pages_nodemask+0xcc8/0x2890 [ 2007.997575] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2008.002408] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2008.007239] ? finish_task_switch+0x146/0x760 [ 2008.011734] ? mark_held_locks+0xa6/0xf0 [ 2008.015781] ? ____cache_alloc_node+0x156/0x1d0 [ 2008.020439] ? cache_grow_begin+0x64/0x8a0 [ 2008.024665] cache_grow_begin+0xa4/0x8a0 [ 2008.028735] fallback_alloc+0x213/0x2e0 [ 2008.032727] kmem_cache_alloc_trace+0x1f1/0x380 [ 2008.037389] do_syslog.part.0+0x24f/0x1510 [ 2008.041620] ? console_trylock+0x90/0x90 [ 2008.045671] ? wait_woken+0x250/0x250 [ 2008.049463] ? security_syslog+0x73/0x90 [ 2008.053515] do_syslog+0x49/0x60 [ 2008.056882] kmsg_read+0x8a/0xb0 [ 2008.060235] ? kmsg_poll+0xb0/0xb0 [ 2008.063773] proc_reg_read+0x1bd/0x2d0 [ 2008.067650] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2008.072564] ? lock_acquire+0x170/0x3c0 [ 2008.076526] ? __fdget_pos+0x26f/0x310 [ 2008.080490] __vfs_read+0xf7/0x750 [ 2008.084019] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2008.088938] ? __se_sys_copy_file_range+0x410/0x410 [ 2008.093941] ? fsnotify_first_mark+0x200/0x200 [ 2008.098533] ? mutex_trylock+0x1a0/0x1a0 [ 2008.102589] ? security_file_permission+0x1c0/0x220 [ 2008.107682] vfs_read+0x194/0x3c0 [ 2008.111129] ksys_read+0x12b/0x2a0 [ 2008.114657] ? kernel_write+0x110/0x110 [ 2008.118619] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2008.123625] ? do_syscall_64+0x21/0x620 [ 2008.127589] do_syscall_64+0xf9/0x620 [ 2008.131378] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2008.136555] RIP: 0033:0x7f32b454c22d [ 2008.140266] Code: Bad RIP value. [ 2008.143618] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2008.151491] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2008.158751] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2008.166033] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2008.173308] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2008.180572] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2008.187950] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2008.188085] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2008.195235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2008.205348] in:imklog cpuset=/ mems_allowed=0-1 [ 2008.214774] Call Trace: [ 2008.222014] dump_stack+0x1fc/0x2ef [ 2008.225730] warn_alloc.cold+0x7b/0x18f [ 2008.229700] ? zone_watermark_ok_safe+0x260/0x260 [ 2008.234531] ? wakeup_kcompactd+0x27/0x540 [ 2008.238763] ? wakeup_kswapd+0x3cb/0x660 [ 2008.242815] ? __zone_watermark_ok+0x300/0x300 [ 2008.247386] ? wake_all_kswapds+0x143/0x2c0 [ 2008.251701] __alloc_pages_nodemask+0x232f/0x2890 [ 2008.256572] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2008.261424] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2008.266278] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2008.271155] ? console_unlock+0xf35/0x1110 [ 2008.275383] ? netconsole_netdev_event+0x280/0x280 [ 2008.280335] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2008.284908] ? check_preemption_disabled+0x41/0x280 [ 2008.289917] ? ____cache_alloc_node+0x156/0x1d0 [ 2008.294597] cache_grow_begin+0xa4/0x8a0 [ 2008.298653] fallback_alloc+0x213/0x2e0 [ 2008.302622] kmem_cache_alloc_node+0xe3/0x3b0 [ 2008.307109] __alloc_skb+0x71/0x560 [ 2008.310725] new_skb+0x24/0x1c0 [ 2008.313993] aoecmd_cfg+0x191/0x5e0 [ 2008.317609] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2008.321927] ? round_jiffies_up_relative+0xd0/0xd0 [ 2008.326851] call_timer_fn+0x177/0x700 [ 2008.330735] ? aoedev_exit+0x50/0x50 [ 2008.334462] ? process_timeout+0x40/0x40 [ 2008.338609] ? _raw_spin_unlock_irq+0x24/0x80 [ 2008.343106] ? aoedev_exit+0x50/0x50 [ 2008.346825] ? aoedev_exit+0x50/0x50 [ 2008.350535] expire_timers+0x243/0x4e0 [ 2008.354511] run_timer_softirq+0x21c/0x670 [ 2008.358735] ? expire_timers+0x4e0/0x4e0 [ 2008.362783] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2008.367875] ? mac80211_hwsim_beacon+0x150/0x190 [ 2008.372624] ? check_preemption_disabled+0x41/0x280 [ 2008.377634] __do_softirq+0x265/0x980 [ 2008.381427] ? __local_bh_enable_ip+0x270/0x270 [ 2008.386085] run_ksoftirqd+0x57/0x110 [ 2008.389873] smpboot_thread_fn+0x655/0x9e0 [ 2008.394095] ? __kthread_parkme+0x4c/0x1e0 [ 2008.398348] ? sort_range+0x30/0x30 [ 2008.401987] ? __kthread_parkme+0x133/0x1e0 [ 2008.406295] ? sort_range+0x30/0x30 [ 2008.409912] kthread+0x33f/0x460 [ 2008.413266] ? kthread_park+0x180/0x180 [ 2008.417230] ret_from_fork+0x24/0x30 [ 2008.420941] warn_alloc_show_mem: 1 callbacks suppressed [ 2008.420952] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2008.420954] Mem-Info: [ 2008.420978] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2008.420978] active_file:13 inactive_file:13 isolated_file:0 [ 2008.420978] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2008.420978] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2008.420978] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2008.420978] free:11077 free_pcp:541 free_cma:0 [ 2008.426333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2008.433697] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2008.436090] Call Trace: [ 2008.469496] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2008.478827] [ 2008.506648] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2008.509228] dump_stack+0x1fc/0x2ef [ 2008.534865] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2008.537035] warn_alloc.cold+0x7b/0x18f [ 2008.563111] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2008.566733] ? zone_watermark_ok_safe+0x260/0x260 [ 2008.571711] lowmem_reserve[]: 0 0 1 1 1 [ 2008.575673] ? wakeup_kcompactd+0x27/0x540 [ 2008.604612] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2008.609448] ? wakeup_kswapd+0x3cb/0x660 [ 2008.613386] lowmem_reserve[]: 0 0 0 0 0 [ 2008.617606] ? __zone_watermark_ok+0x300/0x300 [ 2008.643436] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2008.647484] ? wake_all_kswapds+0x143/0x2c0 [ 2008.651425] lowmem_reserve[]: 0 0 0 0 0 [ 2008.656012] __alloc_pages_nodemask+0x232f/0x2890 [ 2008.683650] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2008.687970] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2008.691904] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2008.696743] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2008.709550] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2008.714389] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2008.728747] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2008.733579] ? mark_held_locks+0xf0/0xf0 [ 2008.744563] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2008.749392] ? mark_held_locks+0xf0/0xf0 [ 2008.764314] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2008.768460] ? ____cache_alloc_node+0x156/0x1d0 [ 2008.777265] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2008.781307] cache_grow_begin+0xa4/0x8a0 [ 2008.789857] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2008.794508] fallback_alloc+0x213/0x2e0 [ 2008.803306] 28277 total pagecache pages [ 2008.807351] kmem_cache_alloc_node+0xe3/0x3b0 [ 2008.815896] 0 pages in swap cache [ 2008.819857] __alloc_skb+0x71/0x560 [ 2008.823791] Swap cache stats: add 0, delete 0, find 0/0 [ 2008.823802] Free swap = 0kB [ 2008.828280] __pskb_copy_fclone+0x10c/0xcc0 [ 2008.831698] Total swap = 0kB [ 2008.835313] ? check_preemption_disabled+0x41/0x280 [ 2008.840642] 2097051 pages RAM [ 2008.843650] tipc_udp_send_msg+0x302/0x490 [ 2008.847944] 0 pages HighMem/MovableOnly [ 2008.850962] tipc_bearer_xmit_skb+0x15b/0x330 [ 2008.855940] 369649 pages reserved [ 2008.859029] tipc_disc_timeout+0x855/0xc90 [ 2008.863229] 0 pages cma reserved [ 2008.867202] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2008.871731] aoe: skb alloc failure [ 2008.875109] ? lock_downgrade+0x720/0x720 [ 2008.875132] ? assoc_array_delete+0x283/0xc10 [ 2008.875155] call_timer_fn+0x177/0x700 [ 2008.879375] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2008.882705] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2008.887170] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2008.890692] ? process_timeout+0x40/0x40 [ 2008.926853] ? mark_held_locks+0xa6/0xf0 [ 2008.930903] ? _raw_spin_unlock_irq+0x24/0x80 [ 2008.935385] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2008.939867] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2008.944356] expire_timers+0x243/0x4e0 [ 2008.948239] run_timer_softirq+0x21c/0x670 [ 2008.952465] ? expire_timers+0x4e0/0x4e0 [ 2008.956517] ? check_preemption_disabled+0x41/0x280 [ 2008.961525] __do_softirq+0x265/0x980 [ 2008.965320] irq_exit+0x215/0x260 [ 2008.968761] smp_apic_timer_interrupt+0x136/0x550 [ 2008.973599] apic_timer_interrupt+0xf/0x20 [ 2008.977819] [ 2008.980051] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2008.985491] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2009.004380] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2009.012075] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2009.019329] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2009.026583] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2009.033839] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2009.041093] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2009.048365] ? list_lru_count_one+0x41/0x360 [ 2009.052764] list_lru_count_one+0x41/0x360 [ 2009.056992] super_cache_count+0x1b4/0x2e0 [ 2009.061213] ? f2fs_shrink_count+0x217/0x2a0 [ 2009.065611] do_shrink_slab+0x10b/0xa40 [ 2009.069579] shrink_slab+0x16f/0x550 [ 2009.073284] ? do_shrink_slab+0xa40/0xa40 [ 2009.077452] shrink_node.isra.0+0x2d3/0x1300 [ 2009.081859] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2009.086687] ? queue_work_on+0x11a/0x1f0 [ 2009.090738] ? vmpressure+0x28a/0x320 [ 2009.094544] do_try_to_free_pages+0x38e/0xfe0 [ 2009.099039] ? node_reclaim+0x850/0x850 [ 2009.103022] try_to_free_pages+0x27f/0x7c0 [ 2009.107247] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2009.111914] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2009.116937] __alloc_pages_nodemask+0xcc8/0x2890 [ 2009.121694] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2009.126522] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2009.131353] ? finish_task_switch+0x146/0x760 [ 2009.135851] ? mark_held_locks+0xa6/0xf0 [ 2009.139897] ? ____cache_alloc_node+0x156/0x1d0 [ 2009.144552] ? cache_grow_begin+0x64/0x8a0 [ 2009.148778] cache_grow_begin+0xa4/0x8a0 [ 2009.152830] fallback_alloc+0x213/0x2e0 [ 2009.156798] kmem_cache_alloc_trace+0x1f1/0x380 [ 2009.161460] do_syslog.part.0+0x24f/0x1510 [ 2009.165708] ? console_trylock+0x90/0x90 [ 2009.169768] ? wait_woken+0x250/0x250 [ 2009.173570] ? security_syslog+0x73/0x90 [ 2009.177633] do_syslog+0x49/0x60 [ 2009.181013] kmsg_read+0x8a/0xb0 [ 2009.184384] ? kmsg_poll+0xb0/0xb0 [ 2009.187925] proc_reg_read+0x1bd/0x2d0 [ 2009.191815] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2009.196762] ? lock_acquire+0x170/0x3c0 [ 2009.200728] ? __fdget_pos+0x26f/0x310 [ 2009.204607] __vfs_read+0xf7/0x750 [ 2009.208133] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2009.213052] ? __se_sys_copy_file_range+0x410/0x410 [ 2009.218057] ? fsnotify_first_mark+0x200/0x200 [ 2009.222639] ? mutex_trylock+0x1a0/0x1a0 [ 2009.226694] ? security_file_permission+0x1c0/0x220 [ 2009.231703] vfs_read+0x194/0x3c0 [ 2009.235148] ksys_read+0x12b/0x2a0 [ 2009.238679] ? kernel_write+0x110/0x110 [ 2009.242645] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2009.247649] ? do_syscall_64+0x21/0x620 [ 2009.251614] do_syscall_64+0xf9/0x620 [ 2009.255408] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2009.260595] RIP: 0033:0x7f32b454c22d [ 2009.264314] Code: Bad RIP value. [ 2009.267662] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2009.275354] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2009.282608] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2009.289862] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2009.297117] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2009.304371] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2009.311730] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2009.311852] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2009.319001] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2009.329112] in:imklog cpuset=/ mems_allowed=0-1 [ 2009.338455] Call Trace: [ 2009.345672] dump_stack+0x1fc/0x2ef [ 2009.349293] warn_alloc.cold+0x7b/0x18f [ 2009.353256] ? zone_watermark_ok_safe+0x260/0x260 [ 2009.359504] ? wakeup_kcompactd+0x27/0x540 [ 2009.363736] ? wakeup_kswapd+0x3cb/0x660 [ 2009.367793] ? __zone_watermark_ok+0x300/0x300 [ 2009.372371] ? wake_all_kswapds+0x143/0x2c0 [ 2009.376690] __alloc_pages_nodemask+0x232f/0x2890 [ 2009.381540] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2009.386372] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2009.391203] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2009.396042] ? console_unlock+0xf35/0x1110 [ 2009.400293] ? netconsole_netdev_event+0x280/0x280 [ 2009.405213] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2009.409795] ? check_preemption_disabled+0x41/0x280 [ 2009.414801] ? ____cache_alloc_node+0x156/0x1d0 [ 2009.419474] cache_grow_begin+0xa4/0x8a0 [ 2009.423533] fallback_alloc+0x213/0x2e0 [ 2009.427503] kmem_cache_alloc_node+0xe3/0x3b0 [ 2009.431993] __alloc_skb+0x71/0x560 [ 2009.435612] new_skb+0x24/0x1c0 [ 2009.438973] aoecmd_cfg+0x191/0x5e0 [ 2009.442589] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2009.446906] ? round_jiffies_up_relative+0xd0/0xd0 [ 2009.451833] call_timer_fn+0x177/0x700 [ 2009.455714] ? aoedev_exit+0x50/0x50 [ 2009.459420] ? process_timeout+0x40/0x40 [ 2009.463564] ? _raw_spin_unlock_irq+0x24/0x80 [ 2009.468045] ? aoedev_exit+0x50/0x50 [ 2009.472095] ? aoedev_exit+0x50/0x50 [ 2009.475795] expire_timers+0x243/0x4e0 [ 2009.479674] run_timer_softirq+0x21c/0x670 [ 2009.483913] ? expire_timers+0x4e0/0x4e0 [ 2009.487963] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2009.493055] ? mac80211_hwsim_beacon+0x150/0x190 [ 2009.497800] ? check_preemption_disabled+0x41/0x280 [ 2009.502810] __do_softirq+0x265/0x980 [ 2009.506606] ? __local_bh_enable_ip+0x270/0x270 [ 2009.511261] run_ksoftirqd+0x57/0x110 [ 2009.515052] smpboot_thread_fn+0x655/0x9e0 [ 2009.519277] ? __kthread_parkme+0x4c/0x1e0 [ 2009.523503] ? sort_range+0x30/0x30 [ 2009.527119] ? __kthread_parkme+0x133/0x1e0 [ 2009.531430] ? sort_range+0x30/0x30 [ 2009.535049] kthread+0x33f/0x460 [ 2009.538403] ? kthread_park+0x180/0x180 [ 2009.542371] ret_from_fork+0x24/0x30 [ 2009.546083] warn_alloc_show_mem: 1 callbacks suppressed [ 2009.546093] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2009.546095] Mem-Info: [ 2009.546120] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2009.546120] active_file:13 inactive_file:13 isolated_file:0 [ 2009.546120] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2009.546120] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2009.546120] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2009.546120] free:11077 free_pcp:541 free_cma:0 [ 2009.551461] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2009.558917] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2009.561303] Call Trace: [ 2009.594699] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2009.604037] [ 2009.631859] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2009.634442] dump_stack+0x1fc/0x2ef [ 2009.660076] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2009.662230] warn_alloc.cold+0x7b/0x18f [ 2009.688307] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2009.691929] ? zone_watermark_ok_safe+0x260/0x260 [ 2009.696906] lowmem_reserve[]: 0 0 1 1 1 [ 2009.700865] ? wakeup_kcompactd+0x27/0x540 [ 2009.729808] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2009.734657] ? wakeup_kswapd+0x3cb/0x660 [ 2009.738598] lowmem_reserve[]: 0 0 0 0 0 [ 2009.742824] ? __zone_watermark_ok+0x300/0x300 [ 2009.768639] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2009.772689] ? wake_all_kswapds+0x143/0x2c0 [ 2009.776632] lowmem_reserve[]: 0 0 0 0 0 [ 2009.781290] __alloc_pages_nodemask+0x232f/0x2890 [ 2009.808942] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2009.813268] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2009.817197] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2009.822027] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2009.834821] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2009.839658] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2009.854018] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2009.858857] ? retint_kernel+0x2d/0x2d [ 2009.869835] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2009.874670] ? mark_held_locks+0xf0/0xf0 [ 2009.889550] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2009.893420] ? static_obj+0x50/0x50 [ 2009.902226] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2009.906268] ? ____cache_alloc_node+0x156/0x1d0 [ 2009.914815] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2009.918441] cache_grow_begin+0xa4/0x8a0 [ 2009.927247] 28277 total pagecache pages [ 2009.931906] fallback_alloc+0x213/0x2e0 [ 2009.940452] 0 pages in swap cache [ 2009.944499] kmem_cache_alloc_node+0xe3/0x3b0 [ 2009.948445] Swap cache stats: add 0, delete 0, find 0/0 [ 2009.952406] __alloc_skb+0x71/0x560 [ 2009.955828] Free swap = 0kB [ 2009.960316] __netdev_alloc_skb+0x76/0x460 [ 2009.965663] Total swap = 0kB [ 2009.969281] send_hsr_supervision_frame+0x107/0xf70 [ 2009.972268] 2097051 pages RAM [ 2009.976489] ? lock_acquire+0x170/0x3c0 [ 2009.979475] 0 pages HighMem/MovableOnly [ 2009.984476] ? check_preemption_disabled+0x41/0x280 [ 2009.987548] 369649 pages reserved [ 2009.991507] hsr_announce+0x125/0x3a0 [ 2009.995458] 0 pages cma reserved [ 2009.995526] aoe: skb alloc failure [ 2010.000471] call_timer_fn+0x177/0x700 [ 2010.003948] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2010.007715] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2010.011059] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2010.014587] ? process_timeout+0x40/0x40 [ 2010.042792] ? mark_held_locks+0xa6/0xf0 [ 2010.046844] ? _raw_spin_unlock_irq+0x24/0x80 [ 2010.051328] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2010.056528] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2010.061721] expire_timers+0x243/0x4e0 [ 2010.065600] run_timer_softirq+0x21c/0x670 [ 2010.069826] ? expire_timers+0x4e0/0x4e0 [ 2010.073969] ? check_preemption_disabled+0x41/0x280 [ 2010.078979] __do_softirq+0x265/0x980 [ 2010.082792] irq_exit+0x215/0x260 [ 2010.086237] smp_apic_timer_interrupt+0x136/0x550 [ 2010.091071] apic_timer_interrupt+0xf/0x20 [ 2010.095290] [ 2010.097520] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2010.102964] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2010.121903] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2010.129605] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2010.136874] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2010.144146] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2010.151411] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2010.158673] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2010.165955] ? list_lru_count_one+0x41/0x360 [ 2010.170363] list_lru_count_one+0x41/0x360 [ 2010.174611] super_cache_count+0x1b4/0x2e0 [ 2010.178835] ? f2fs_shrink_count+0x217/0x2a0 [ 2010.183238] do_shrink_slab+0x10b/0xa40 [ 2010.187215] shrink_slab+0x16f/0x550 [ 2010.190920] ? do_shrink_slab+0xa40/0xa40 [ 2010.195081] shrink_node.isra.0+0x2d3/0x1300 [ 2010.199499] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2010.204333] ? queue_work_on+0x11a/0x1f0 [ 2010.208385] ? vmpressure+0x28a/0x320 [ 2010.212189] do_try_to_free_pages+0x38e/0xfe0 [ 2010.216683] ? node_reclaim+0x850/0x850 [ 2010.220666] try_to_free_pages+0x27f/0x7c0 [ 2010.224891] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2010.229566] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2010.234581] __alloc_pages_nodemask+0xcc8/0x2890 [ 2010.239361] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2010.244196] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2010.249041] ? finish_task_switch+0x146/0x760 [ 2010.253544] ? mark_held_locks+0xa6/0xf0 [ 2010.257616] ? ____cache_alloc_node+0x156/0x1d0 [ 2010.262290] ? cache_grow_begin+0x64/0x8a0 [ 2010.266537] cache_grow_begin+0xa4/0x8a0 [ 2010.270606] fallback_alloc+0x213/0x2e0 [ 2010.274585] kmem_cache_alloc_trace+0x1f1/0x380 [ 2010.279275] do_syslog.part.0+0x24f/0x1510 [ 2010.283511] ? console_trylock+0x90/0x90 [ 2010.287568] ? wait_woken+0x250/0x250 [ 2010.291372] ? security_syslog+0x73/0x90 [ 2010.295431] do_syslog+0x49/0x60 [ 2010.298795] kmsg_read+0x8a/0xb0 [ 2010.302150] ? kmsg_poll+0xb0/0xb0 [ 2010.305682] proc_reg_read+0x1bd/0x2d0 [ 2010.309559] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2010.314482] ? lock_acquire+0x170/0x3c0 [ 2010.318444] ? __fdget_pos+0x26f/0x310 [ 2010.322323] __vfs_read+0xf7/0x750 [ 2010.325850] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2010.330771] ? __se_sys_copy_file_range+0x410/0x410 [ 2010.335777] ? fsnotify_first_mark+0x200/0x200 [ 2010.340349] ? mutex_trylock+0x1a0/0x1a0 [ 2010.344423] ? security_file_permission+0x1c0/0x220 [ 2010.349437] vfs_read+0x194/0x3c0 [ 2010.352889] ksys_read+0x12b/0x2a0 [ 2010.356429] ? kernel_write+0x110/0x110 [ 2010.360396] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2010.365400] ? do_syscall_64+0x21/0x620 [ 2010.369365] do_syscall_64+0xf9/0x620 [ 2010.373159] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2010.378333] RIP: 0033:0x7f32b454c22d [ 2010.382148] Code: Bad RIP value. [ 2010.385622] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2010.393331] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2010.400594] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2010.407856] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2010.415126] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2010.422384] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2010.429667] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2010.429868] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2010.436940] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2010.447065] in:imklog cpuset=/ mems_allowed=0-1 [ 2010.456410] Call Trace: [ 2010.463644] dump_stack+0x1fc/0x2ef [ 2010.467280] warn_alloc.cold+0x7b/0x18f [ 2010.471263] ? zone_watermark_ok_safe+0x260/0x260 [ 2010.476098] ? wakeup_kcompactd+0x27/0x540 [ 2010.480329] ? wakeup_kswapd+0x3cb/0x660 [ 2010.484394] ? __zone_watermark_ok+0x300/0x300 [ 2010.488971] ? wake_all_kswapds+0x143/0x2c0 [ 2010.493306] __alloc_pages_nodemask+0x232f/0x2890 [ 2010.498154] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2010.502988] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2010.507819] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2010.512664] ? console_unlock+0xf35/0x1110 [ 2010.516889] ? netconsole_netdev_event+0x280/0x280 [ 2010.521808] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2010.526393] ? check_preemption_disabled+0x41/0x280 [ 2010.531415] ? ____cache_alloc_node+0x156/0x1d0 [ 2010.536096] cache_grow_begin+0xa4/0x8a0 [ 2010.540161] fallback_alloc+0x213/0x2e0 [ 2010.544131] kmem_cache_alloc_node+0xe3/0x3b0 [ 2010.548624] __alloc_skb+0x71/0x560 [ 2010.552243] new_skb+0x24/0x1c0 [ 2010.555514] aoecmd_cfg+0x191/0x5e0 [ 2010.559131] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2010.563445] ? round_jiffies_up_relative+0xd0/0xd0 [ 2010.568373] call_timer_fn+0x177/0x700 [ 2010.572247] ? aoedev_exit+0x50/0x50 [ 2010.575952] ? process_timeout+0x40/0x40 [ 2010.580006] ? _raw_spin_unlock_irq+0x24/0x80 [ 2010.584537] ? aoedev_exit+0x50/0x50 [ 2010.588246] ? aoedev_exit+0x50/0x50 [ 2010.591956] expire_timers+0x243/0x4e0 [ 2010.595845] run_timer_softirq+0x21c/0x670 [ 2010.600079] ? expire_timers+0x4e0/0x4e0 [ 2010.604140] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2010.609252] ? mac80211_hwsim_beacon+0x150/0x190 [ 2010.614005] ? check_preemption_disabled+0x41/0x280 [ 2010.619019] __do_softirq+0x265/0x980 [ 2010.622822] ? __local_bh_enable_ip+0x270/0x270 [ 2010.627481] run_ksoftirqd+0x57/0x110 [ 2010.631271] smpboot_thread_fn+0x655/0x9e0 [ 2010.635514] ? __kthread_parkme+0x4c/0x1e0 [ 2010.639739] ? sort_range+0x30/0x30 [ 2010.643358] ? __kthread_parkme+0x133/0x1e0 [ 2010.647670] ? sort_range+0x30/0x30 [ 2010.651290] kthread+0x33f/0x460 [ 2010.654656] ? kthread_park+0x180/0x180 [ 2010.658624] ret_from_fork+0x24/0x30 [ 2010.662336] warn_alloc_show_mem: 1 callbacks suppressed [ 2010.662345] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2010.662347] Mem-Info: [ 2010.662373] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2010.662373] active_file:13 inactive_file:13 isolated_file:0 [ 2010.662373] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2010.662373] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2010.662373] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2010.662373] free:11077 free_pcp:541 free_cma:0 [ 2010.667710] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2010.675063] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2010.677450] Call Trace: [ 2010.710849] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2010.720182] [ 2010.748187] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2010.750773] dump_stack+0x1fc/0x2ef [ 2010.776410] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2010.778552] warn_alloc.cold+0x7b/0x18f [ 2010.804628] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2010.808245] ? zone_watermark_ok_safe+0x260/0x260 [ 2010.813225] lowmem_reserve[]: 0 0 1 1 1 [ 2010.817184] ? wakeup_kcompactd+0x27/0x540 [ 2010.846126] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2010.850959] ? wakeup_kswapd+0x3cb/0x660 [ 2010.854896] lowmem_reserve[]: 0 0 0 0 0 [ 2010.859119] ? __zone_watermark_ok+0x300/0x300 [ 2010.884931] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2010.888979] ? wake_all_kswapds+0x143/0x2c0 [ 2010.892918] lowmem_reserve[]: 0 0 0 0 0 [ 2010.897487] __alloc_pages_nodemask+0x232f/0x2890 [ 2010.925125] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2010.929451] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2010.933382] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2010.938217] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2010.951029] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2010.955870] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2010.970226] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2010.975062] ? mark_held_locks+0xf0/0xf0 [ 2010.986037] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2010.990874] ? static_obj+0x50/0x50 [ 2011.005849] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2011.009892] ? ____cache_alloc_node+0x156/0x1d0 [ 2011.018699] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2011.022320] cache_grow_begin+0xa4/0x8a0 [ 2011.030862] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2011.030870] 28277 total pagecache pages [ 2011.035638] fallback_alloc+0x213/0x2e0 [ 2011.044457] 0 pages in swap cache [ 2011.048525] kmem_cache_alloc_node+0xe3/0x3b0 [ 2011.057063] Swap cache stats: add 0, delete 0, find 0/0 [ 2011.061025] __alloc_skb+0x71/0x560 [ 2011.064971] Free swap = 0kB [ 2011.068429] __netdev_alloc_skb+0x76/0x460 [ 2011.072898] Total swap = 0kB [ 2011.078260] send_hsr_supervision_frame+0x107/0xf70 [ 2011.081850] 2097051 pages RAM [ 2011.084855] ? lock_acquire+0x170/0x3c0 [ 2011.089053] 0 pages HighMem/MovableOnly [ 2011.092095] ? check_preemption_disabled+0x41/0x280 [ 2011.097073] 369649 pages reserved [ 2011.097080] 0 pages cma reserved [ 2011.100172] hsr_announce+0x125/0x3a0 [ 2011.104190] aoe: skb alloc failure [ 2011.108079] call_timer_fn+0x177/0x700 [ 2011.113081] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2011.116500] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2011.119845] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2011.123638] ? process_timeout+0x40/0x40 [ 2011.155380] ? mark_held_locks+0xa6/0xf0 [ 2011.159447] ? _raw_spin_unlock_irq+0x24/0x80 [ 2011.163940] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2011.169120] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2011.174419] expire_timers+0x243/0x4e0 [ 2011.178299] run_timer_softirq+0x21c/0x670 [ 2011.182522] ? expire_timers+0x4e0/0x4e0 [ 2011.186575] ? check_preemption_disabled+0x41/0x280 [ 2011.191592] __do_softirq+0x265/0x980 [ 2011.195395] irq_exit+0x215/0x260 [ 2011.198835] smp_apic_timer_interrupt+0x136/0x550 [ 2011.203673] apic_timer_interrupt+0xf/0x20 [ 2011.207891] [ 2011.210146] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2011.215618] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2011.234506] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2011.242205] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2011.249475] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2011.256729] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2011.264006] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2011.271260] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2011.278528] ? list_lru_count_one+0x41/0x360 [ 2011.282925] list_lru_count_one+0x41/0x360 [ 2011.287153] super_cache_count+0x1b4/0x2e0 [ 2011.291374] ? f2fs_shrink_count+0x217/0x2a0 [ 2011.295773] do_shrink_slab+0x10b/0xa40 [ 2011.299744] shrink_slab+0x16f/0x550 [ 2011.303445] ? do_shrink_slab+0xa40/0xa40 [ 2011.307589] shrink_node.isra.0+0x2d3/0x1300 [ 2011.312006] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2011.316833] ? queue_work_on+0x11a/0x1f0 [ 2011.320883] ? vmpressure+0x28a/0x320 [ 2011.324674] do_try_to_free_pages+0x38e/0xfe0 [ 2011.329168] ? node_reclaim+0x850/0x850 [ 2011.333144] try_to_free_pages+0x27f/0x7c0 [ 2011.337369] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2011.343883] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2011.348912] __alloc_pages_nodemask+0xcc8/0x2890 [ 2011.353683] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2011.358516] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2011.363352] ? finish_task_switch+0x146/0x760 [ 2011.367847] ? mark_held_locks+0xa6/0xf0 [ 2011.371900] ? ____cache_alloc_node+0x156/0x1d0 [ 2011.376554] ? cache_grow_begin+0x64/0x8a0 [ 2011.380779] cache_grow_begin+0xa4/0x8a0 [ 2011.384831] fallback_alloc+0x213/0x2e0 [ 2011.388796] kmem_cache_alloc_trace+0x1f1/0x380 [ 2011.393467] do_syslog.part.0+0x24f/0x1510 [ 2011.397692] ? console_trylock+0x90/0x90 [ 2011.401916] ? wait_woken+0x250/0x250 [ 2011.405720] ? security_syslog+0x73/0x90 [ 2011.409771] do_syslog+0x49/0x60 [ 2011.413132] kmsg_read+0x8a/0xb0 [ 2011.416508] ? kmsg_poll+0xb0/0xb0 [ 2011.420036] proc_reg_read+0x1bd/0x2d0 [ 2011.423916] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2011.428851] ? lock_acquire+0x170/0x3c0 [ 2011.432812] ? __fdget_pos+0x26f/0x310 [ 2011.436689] __vfs_read+0xf7/0x750 [ 2011.440228] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2011.445150] ? __se_sys_copy_file_range+0x410/0x410 [ 2011.450154] ? fsnotify_first_mark+0x200/0x200 [ 2011.454730] ? mutex_trylock+0x1a0/0x1a0 [ 2011.458787] ? security_file_permission+0x1c0/0x220 [ 2011.463881] vfs_read+0x194/0x3c0 [ 2011.467323] ksys_read+0x12b/0x2a0 [ 2011.470862] ? kernel_write+0x110/0x110 [ 2011.474827] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2011.479830] ? do_syscall_64+0x21/0x620 [ 2011.483793] do_syscall_64+0xf9/0x620 [ 2011.487588] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2011.492769] RIP: 0033:0x7f32b454c22d [ 2011.496475] Code: Bad RIP value. [ 2011.499832] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2011.507526] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2011.514805] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2011.522071] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2011.529326] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2011.536581] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2011.543855] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2011.543964] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2011.551131] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2011.551135] Call Trace: [ 2011.551152] dump_stack+0x1fc/0x2ef [ 2011.551169] warn_alloc.cold+0x7b/0x18f [ 2011.561277] in:imklog cpuset=/ mems_allowed=0-1 [ 2011.570632] ? zone_watermark_ok_safe+0x260/0x260 [ 2011.590221] ? wakeup_kcompactd+0x27/0x540 [ 2011.594448] ? wakeup_kswapd+0x3cb/0x660 [ 2011.598500] ? __zone_watermark_ok+0x300/0x300 [ 2011.603080] ? wake_all_kswapds+0x143/0x2c0 [ 2011.607395] __alloc_pages_nodemask+0x232f/0x2890 [ 2011.612241] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2011.617081] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2011.621922] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2011.626759] ? console_unlock+0xf35/0x1110 [ 2011.630983] ? netconsole_netdev_event+0x280/0x280 [ 2011.635921] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2011.640498] ? check_preemption_disabled+0x41/0x280 [ 2011.645522] ? ____cache_alloc_node+0x156/0x1d0 [ 2011.650182] cache_grow_begin+0xa4/0x8a0 [ 2011.654238] fallback_alloc+0x213/0x2e0 [ 2011.658205] kmem_cache_alloc_node+0xe3/0x3b0 [ 2011.662698] __alloc_skb+0x71/0x560 [ 2011.666315] new_skb+0x24/0x1c0 [ 2011.669581] aoecmd_cfg+0x191/0x5e0 [ 2011.673198] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2011.677514] ? round_jiffies_up_relative+0xd0/0xd0 [ 2011.682439] call_timer_fn+0x177/0x700 [ 2011.686315] ? aoedev_exit+0x50/0x50 [ 2011.690020] ? process_timeout+0x40/0x40 [ 2011.694076] ? _raw_spin_unlock_irq+0x24/0x80 [ 2011.698559] ? aoedev_exit+0x50/0x50 [ 2011.702264] ? aoedev_exit+0x50/0x50 [ 2011.705980] expire_timers+0x243/0x4e0 [ 2011.709877] run_timer_softirq+0x21c/0x670 [ 2011.714107] ? expire_timers+0x4e0/0x4e0 [ 2011.718157] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2011.723338] ? mac80211_hwsim_beacon+0x150/0x190 [ 2011.728086] ? check_preemption_disabled+0x41/0x280 [ 2011.733096] __do_softirq+0x265/0x980 [ 2011.736895] ? __local_bh_enable_ip+0x270/0x270 [ 2011.741554] run_ksoftirqd+0x57/0x110 [ 2011.745344] smpboot_thread_fn+0x655/0x9e0 [ 2011.749607] ? __kthread_parkme+0x4c/0x1e0 [ 2011.753845] ? sort_range+0x30/0x30 [ 2011.757466] ? __kthread_parkme+0x133/0x1e0 [ 2011.761799] ? sort_range+0x30/0x30 [ 2011.765426] kthread+0x33f/0x460 [ 2011.768785] ? kthread_park+0x180/0x180 [ 2011.772842] ret_from_fork+0x24/0x30 [ 2011.776554] warn_alloc_show_mem: 1 callbacks suppressed [ 2011.776563] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2011.776565] Mem-Info: [ 2011.776591] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2011.776591] active_file:13 inactive_file:13 isolated_file:0 [ 2011.776591] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2011.776591] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2011.776591] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2011.776591] free:11077 free_pcp:541 free_cma:0 [ 2011.781928] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2011.789370] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2011.791772] Call Trace: [ 2011.825183] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2011.834504] [ 2011.862538] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2011.865131] dump_stack+0x1fc/0x2ef [ 2011.890870] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2011.893021] warn_alloc.cold+0x7b/0x18f [ 2011.919096] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2011.922752] ? zone_watermark_ok_safe+0x260/0x260 [ 2011.927747] lowmem_reserve[]: 0 0 1 1 1 [ 2011.931718] ? wakeup_kcompactd+0x27/0x540 [ 2011.960662] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2011.965498] ? wakeup_kswapd+0x3cb/0x660 [ 2011.969435] lowmem_reserve[]: 0 0 0 0 0 [ 2011.973660] ? __zone_watermark_ok+0x300/0x300 [ 2011.999604] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2012.003653] ? wake_all_kswapds+0x143/0x2c0 [ 2012.007608] lowmem_reserve[]: 0 0 0 0 0 [ 2012.012192] __alloc_pages_nodemask+0x232f/0x2890 [ 2012.040035] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2012.044377] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2012.048307] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2012.053151] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2012.065948] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2012.070809] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2012.085162] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2012.090002] ? static_obj+0x50/0x50 [ 2012.100975] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2012.105800] ? ____cache_alloc_node+0x156/0x1d0 [ 2012.120685] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2012.124295] cache_grow_begin+0xa4/0x8a0 [ 2012.133104] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2012.137764] fallback_alloc+0x213/0x2e0 [ 2012.146303] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2012.146310] 28277 total pagecache pages [ 2012.150372] kmem_cache_alloc_node+0xe3/0x3b0 [ 2012.159177] 0 pages in swap cache [ 2012.163137] __alloc_skb+0x71/0x560 [ 2012.171682] Swap cache stats: add 0, delete 0, find 0/0 [ 2012.171690] Free swap = 0kB [ 2012.175653] __netdev_alloc_skb+0x76/0x460 [ 2012.180112] Total swap = 0kB [ 2012.183553] send_hsr_supervision_frame+0x107/0xf70 [ 2012.187162] 2097051 pages RAM [ 2012.192511] ? lock_acquire+0x170/0x3c0 [ 2012.195498] 0 pages HighMem/MovableOnly [ 2012.199727] ? check_preemption_disabled+0x41/0x280 [ 2012.202708] 369649 pages reserved [ 2012.202715] 0 pages cma reserved [ 2012.207717] hsr_announce+0x125/0x3a0 [ 2012.210854] aoe: skb alloc failure [ 2012.214748] call_timer_fn+0x177/0x700 [ 2012.214761] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2012.214776] ? process_timeout+0x40/0x40 [ 2012.218756] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2012.223736] ? mark_held_locks+0xa6/0xf0 [ 2012.227186] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2012.230541] ? _raw_spin_unlock_irq+0x24/0x80 [ 2012.274553] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2012.279734] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2012.284912] expire_timers+0x243/0x4e0 [ 2012.288794] run_timer_softirq+0x21c/0x670 [ 2012.293020] ? expire_timers+0x4e0/0x4e0 [ 2012.297081] ? check_preemption_disabled+0x41/0x280 [ 2012.302094] __do_softirq+0x265/0x980 [ 2012.305897] irq_exit+0x215/0x260 [ 2012.309342] smp_apic_timer_interrupt+0x136/0x550 [ 2012.314178] apic_timer_interrupt+0xf/0x20 [ 2012.318399] [ 2012.320627] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2012.326068] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2012.345136] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2012.352840] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2012.360103] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2012.367470] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2012.374736] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2012.381998] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2012.389276] ? list_lru_count_one+0x41/0x360 [ 2012.393681] list_lru_count_one+0x41/0x360 [ 2012.397911] super_cache_count+0x1b4/0x2e0 [ 2012.402139] ? f2fs_shrink_count+0x217/0x2a0 [ 2012.406542] do_shrink_slab+0x10b/0xa40 [ 2012.410511] shrink_slab+0x16f/0x550 [ 2012.414217] ? do_shrink_slab+0xa40/0xa40 [ 2012.418364] shrink_node.isra.0+0x2d3/0x1300 [ 2012.422776] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2012.427652] ? queue_work_on+0x11a/0x1f0 [ 2012.431732] ? vmpressure+0x28a/0x320 [ 2012.435565] do_try_to_free_pages+0x38e/0xfe0 [ 2012.440083] ? node_reclaim+0x850/0x850 [ 2012.444055] try_to_free_pages+0x27f/0x7c0 [ 2012.448285] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2012.452963] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2012.457976] __alloc_pages_nodemask+0xcc8/0x2890 [ 2012.462736] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2012.467568] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2012.472399] ? finish_task_switch+0x146/0x760 [ 2012.476906] ? mark_held_locks+0xa6/0xf0 [ 2012.480955] ? ____cache_alloc_node+0x156/0x1d0 [ 2012.485628] ? cache_grow_begin+0x64/0x8a0 [ 2012.489852] cache_grow_begin+0xa4/0x8a0 [ 2012.493909] fallback_alloc+0x213/0x2e0 [ 2012.497878] kmem_cache_alloc_trace+0x1f1/0x380 [ 2012.502539] do_syslog.part.0+0x24f/0x1510 [ 2012.506782] ? console_trylock+0x90/0x90 [ 2012.510833] ? wait_woken+0x250/0x250 [ 2012.514682] ? security_syslog+0x73/0x90 [ 2012.518737] do_syslog+0x49/0x60 [ 2012.522104] kmsg_read+0x8a/0xb0 [ 2012.525461] ? kmsg_poll+0xb0/0xb0 [ 2012.528989] proc_reg_read+0x1bd/0x2d0 [ 2012.532865] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2012.537782] ? lock_acquire+0x170/0x3c0 [ 2012.541744] ? __fdget_pos+0x26f/0x310 [ 2012.545629] __vfs_read+0xf7/0x750 [ 2012.549156] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2012.554085] ? __se_sys_copy_file_range+0x410/0x410 [ 2012.559091] ? fsnotify_first_mark+0x200/0x200 [ 2012.563662] ? mutex_trylock+0x1a0/0x1a0 [ 2012.567723] ? security_file_permission+0x1c0/0x220 [ 2012.572732] vfs_read+0x194/0x3c0 [ 2012.576178] ksys_read+0x12b/0x2a0 [ 2012.579709] ? kernel_write+0x110/0x110 [ 2012.583676] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2012.588682] ? do_syscall_64+0x21/0x620 [ 2012.592645] do_syscall_64+0xf9/0x620 [ 2012.596439] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2012.601616] RIP: 0033:0x7f32b454c22d [ 2012.605362] Code: Bad RIP value. [ 2012.608712] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2012.616666] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2012.623934] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2012.631190] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2012.638460] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2012.645714] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2012.652987] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2012.653107] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2012.660282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2012.670393] in:imklog cpuset=/ mems_allowed=0-1 [ 2012.679825] Call Trace: [ 2012.687067] dump_stack+0x1fc/0x2ef [ 2012.690701] warn_alloc.cold+0x7b/0x18f [ 2012.694668] ? zone_watermark_ok_safe+0x260/0x260 [ 2012.699502] ? wakeup_kcompactd+0x27/0x540 [ 2012.703756] ? wakeup_kswapd+0x3cb/0x660 [ 2012.707822] ? __zone_watermark_ok+0x300/0x300 [ 2012.712408] ? wake_all_kswapds+0x143/0x2c0 [ 2012.716726] __alloc_pages_nodemask+0x232f/0x2890 [ 2012.721572] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2012.726403] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2012.731233] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2012.736071] ? console_unlock+0xf35/0x1110 [ 2012.740295] ? netconsole_netdev_event+0x280/0x280 [ 2012.745214] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2012.749782] ? check_preemption_disabled+0x41/0x280 [ 2012.754792] ? ____cache_alloc_node+0x156/0x1d0 [ 2012.759455] cache_grow_begin+0xa4/0x8a0 [ 2012.763513] fallback_alloc+0x213/0x2e0 [ 2012.767482] kmem_cache_alloc_node+0xe3/0x3b0 [ 2012.771972] __alloc_skb+0x71/0x560 [ 2012.775591] new_skb+0x24/0x1c0 [ 2012.778871] aoecmd_cfg+0x191/0x5e0 [ 2012.782492] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2012.786901] ? round_jiffies_up_relative+0xd0/0xd0 [ 2012.791827] call_timer_fn+0x177/0x700 [ 2012.795700] ? aoedev_exit+0x50/0x50 [ 2012.799405] ? process_timeout+0x40/0x40 [ 2012.803457] ? _raw_spin_unlock_irq+0x24/0x80 [ 2012.807938] ? aoedev_exit+0x50/0x50 [ 2012.811639] ? aoedev_exit+0x50/0x50 [ 2012.815341] expire_timers+0x243/0x4e0 [ 2012.819236] run_timer_softirq+0x21c/0x670 [ 2012.823464] ? expire_timers+0x4e0/0x4e0 [ 2012.827516] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2012.832607] ? mac80211_hwsim_beacon+0x150/0x190 [ 2012.837354] ? check_preemption_disabled+0x41/0x280 [ 2012.842368] __do_softirq+0x265/0x980 [ 2012.846176] ? __local_bh_enable_ip+0x270/0x270 [ 2012.850833] run_ksoftirqd+0x57/0x110 [ 2012.854624] smpboot_thread_fn+0x655/0x9e0 [ 2012.858848] ? __kthread_parkme+0x4c/0x1e0 [ 2012.863072] ? sort_range+0x30/0x30 [ 2012.866687] ? __kthread_parkme+0x133/0x1e0 [ 2012.871012] ? sort_range+0x30/0x30 [ 2012.874629] kthread+0x33f/0x460 [ 2012.878068] ? kthread_park+0x180/0x180 [ 2012.882033] ret_from_fork+0x24/0x30 [ 2012.885745] warn_alloc_show_mem: 1 callbacks suppressed [ 2012.885754] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2012.885756] Mem-Info: [ 2012.885781] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2012.885781] active_file:13 inactive_file:13 isolated_file:0 [ 2012.885781] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2012.885781] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2012.885781] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2012.885781] free:11077 free_pcp:541 free_cma:0 [ 2012.891202] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2012.898567] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2012.900982] Call Trace: [ 2012.934377] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2012.943964] [ 2012.971785] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2012.974373] dump_stack+0x1fc/0x2ef [ 2013.000025] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2013.002167] warn_alloc.cold+0x7b/0x18f [ 2013.028243] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2013.031865] ? zone_watermark_ok_safe+0x260/0x260 [ 2013.036849] lowmem_reserve[]: 0 0 1 1 1 [ 2013.040825] ? wakeup_kcompactd+0x27/0x540 [ 2013.069867] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2013.074699] ? wakeup_kswapd+0x3cb/0x660 [ 2013.078645] lowmem_reserve[]: 0 0 0 0 0 [ 2013.082873] ? __zone_watermark_ok+0x300/0x300 [ 2013.108778] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2013.112843] ? wake_all_kswapds+0x143/0x2c0 [ 2013.116790] lowmem_reserve[]: 0 0 0 0 0 [ 2013.121367] __alloc_pages_nodemask+0x232f/0x2890 [ 2013.149000] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2013.153325] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2013.157255] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2013.162179] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2013.174972] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2013.179812] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2013.194170] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2013.199035] ? mark_held_locks+0xf0/0xf0 [ 2013.210020] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2013.214857] ? mark_held_locks+0xf0/0xf0 [ 2013.229824] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2013.233868] ? ____cache_alloc_node+0x156/0x1d0 [ 2013.242688] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2013.246733] cache_grow_begin+0xa4/0x8a0 [ 2013.255282] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2013.259937] fallback_alloc+0x213/0x2e0 [ 2013.268742] 28277 total pagecache pages [ 2013.272801] kmem_cache_alloc_node+0xe3/0x3b0 [ 2013.281347] 0 pages in swap cache [ 2013.285308] __alloc_skb+0x71/0x560 [ 2013.289249] Swap cache stats: add 0, delete 0, find 0/0 [ 2013.289257] Free swap = 0kB [ 2013.293825] __pskb_copy_fclone+0x10c/0xcc0 [ 2013.297250] Total swap = 0kB [ 2013.300865] ? check_preemption_disabled+0x41/0x280 [ 2013.306201] 2097051 pages RAM [ 2013.309209] tipc_udp_send_msg+0x302/0x490 [ 2013.313496] 0 pages HighMem/MovableOnly [ 2013.316507] tipc_bearer_xmit_skb+0x15b/0x330 [ 2013.321491] 369649 pages reserved [ 2013.324598] tipc_disc_timeout+0x855/0xc90 [ 2013.328834] 0 pages cma reserved [ 2013.332803] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2013.337332] aoe: skb alloc failure [ 2013.340708] ? lock_downgrade+0x720/0x720 [ 2013.340726] ? assoc_array_delete+0x283/0xc10 [ 2013.344981] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2013.348305] call_timer_fn+0x177/0x700 [ 2013.352763] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2013.356289] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2013.388885] ? process_timeout+0x40/0x40 [ 2013.392938] ? mark_held_locks+0xa6/0xf0 [ 2013.396997] ? _raw_spin_unlock_irq+0x24/0x80 [ 2013.401481] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2013.405963] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2013.410454] expire_timers+0x243/0x4e0 [ 2013.414332] run_timer_softirq+0x21c/0x670 [ 2013.418559] ? expire_timers+0x4e0/0x4e0 [ 2013.422612] ? check_preemption_disabled+0x41/0x280 [ 2013.427620] __do_softirq+0x265/0x980 [ 2013.431422] irq_exit+0x215/0x260 [ 2013.434865] smp_apic_timer_interrupt+0x136/0x550 [ 2013.439701] apic_timer_interrupt+0xf/0x20 [ 2013.443926] [ 2013.446157] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2013.451689] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2013.470673] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2013.478370] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2013.485629] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2013.492886] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2013.500235] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2013.507491] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2013.514772] ? list_lru_count_one+0x41/0x360 [ 2013.519171] list_lru_count_one+0x41/0x360 [ 2013.523406] super_cache_count+0x1b4/0x2e0 [ 2013.527634] ? f2fs_shrink_count+0x217/0x2a0 [ 2013.532031] do_shrink_slab+0x10b/0xa40 [ 2013.535997] shrink_slab+0x16f/0x550 [ 2013.539701] ? do_shrink_slab+0xa40/0xa40 [ 2013.543871] shrink_node.isra.0+0x2d3/0x1300 [ 2013.548276] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2013.553108] ? queue_work_on+0x11a/0x1f0 [ 2013.557157] ? vmpressure+0x28a/0x320 [ 2013.560952] do_try_to_free_pages+0x38e/0xfe0 [ 2013.565445] ? node_reclaim+0x850/0x850 [ 2013.569414] try_to_free_pages+0x27f/0x7c0 [ 2013.573636] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2013.578303] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2013.583310] __alloc_pages_nodemask+0xcc8/0x2890 [ 2013.588068] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2013.592895] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2013.597724] ? finish_task_switch+0x146/0x760 [ 2013.602230] ? mark_held_locks+0xa6/0xf0 [ 2013.606278] ? ____cache_alloc_node+0x156/0x1d0 [ 2013.610933] ? cache_grow_begin+0x64/0x8a0 [ 2013.615168] cache_grow_begin+0xa4/0x8a0 [ 2013.619221] fallback_alloc+0x213/0x2e0 [ 2013.623188] kmem_cache_alloc_trace+0x1f1/0x380 [ 2013.627855] do_syslog.part.0+0x24f/0x1510 [ 2013.632083] ? console_trylock+0x90/0x90 [ 2013.636131] ? wait_woken+0x250/0x250 [ 2013.639923] ? security_syslog+0x73/0x90 [ 2013.643978] do_syslog+0x49/0x60 [ 2013.647337] kmsg_read+0x8a/0xb0 [ 2013.650695] ? kmsg_poll+0xb0/0xb0 [ 2013.654223] proc_reg_read+0x1bd/0x2d0 [ 2013.658099] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2013.663018] ? lock_acquire+0x170/0x3c0 [ 2013.666981] ? __fdget_pos+0x26f/0x310 [ 2013.670862] __vfs_read+0xf7/0x750 [ 2013.674389] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2013.679314] ? __se_sys_copy_file_range+0x410/0x410 [ 2013.684315] ? fsnotify_first_mark+0x200/0x200 [ 2013.688895] ? mutex_trylock+0x1a0/0x1a0 [ 2013.692949] ? security_file_permission+0x1c0/0x220 [ 2013.698045] vfs_read+0x194/0x3c0 [ 2013.701490] ksys_read+0x12b/0x2a0 [ 2013.705036] ? kernel_write+0x110/0x110 [ 2013.709000] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2013.714003] ? do_syscall_64+0x21/0x620 [ 2013.717974] do_syscall_64+0xf9/0x620 [ 2013.721867] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2013.727132] RIP: 0033:0x7f32b454c22d [ 2013.730841] Code: Bad RIP value. [ 2013.734195] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2013.741890] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2013.749145] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2013.756401] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2013.763657] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2013.770912] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2013.778186] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2013.778301] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2013.785459] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2013.795672] in:imklog cpuset=/ mems_allowed=0-1 [ 2013.805009] Call Trace: [ 2013.812224] dump_stack+0x1fc/0x2ef [ 2013.815848] warn_alloc.cold+0x7b/0x18f [ 2013.819911] ? zone_watermark_ok_safe+0x260/0x260 [ 2013.824737] ? wakeup_kcompactd+0x27/0x540 [ 2013.828963] ? wakeup_kswapd+0x3cb/0x660 [ 2013.833025] ? __zone_watermark_ok+0x300/0x300 [ 2013.837594] ? wake_all_kswapds+0x143/0x2c0 [ 2013.841906] __alloc_pages_nodemask+0x232f/0x2890 [ 2013.846750] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2013.851592] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2013.856420] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2013.861250] ? retint_kernel+0x2d/0x2d [ 2013.865131] ? console_unlock+0xf67/0x1110 [ 2013.869356] ? console_unlock+0xf6e/0x1110 [ 2013.873582] ? check_preemption_disabled+0x41/0x280 [ 2013.878589] ? ____cache_alloc_node+0x156/0x1d0 [ 2013.883247] cache_grow_begin+0xa4/0x8a0 [ 2013.887305] fallback_alloc+0x213/0x2e0 [ 2013.891276] kmem_cache_alloc_node+0xe3/0x3b0 [ 2013.895767] __alloc_skb+0x71/0x560 [ 2013.899385] new_skb+0x24/0x1c0 [ 2013.902652] aoecmd_cfg+0x191/0x5e0 [ 2013.906266] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2013.910583] ? round_jiffies_up_relative+0xd0/0xd0 [ 2013.915508] call_timer_fn+0x177/0x700 [ 2013.919385] ? aoedev_exit+0x50/0x50 [ 2013.923090] ? process_timeout+0x40/0x40 [ 2013.927142] ? _raw_spin_unlock_irq+0x24/0x80 [ 2013.931621] ? aoedev_exit+0x50/0x50 [ 2013.935323] ? aoedev_exit+0x50/0x50 [ 2013.939033] expire_timers+0x243/0x4e0 [ 2013.942927] run_timer_softirq+0x21c/0x670 [ 2013.947156] ? expire_timers+0x4e0/0x4e0 [ 2013.951205] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2013.956310] ? mac80211_hwsim_beacon+0x150/0x190 [ 2013.961055] ? check_preemption_disabled+0x41/0x280 [ 2013.966068] __do_softirq+0x265/0x980 [ 2013.969866] ? __local_bh_enable_ip+0x270/0x270 [ 2013.974534] run_ksoftirqd+0x57/0x110 [ 2013.978327] smpboot_thread_fn+0x655/0x9e0 [ 2013.982546] ? __kthread_parkme+0x4c/0x1e0 [ 2013.986779] ? sort_range+0x30/0x30 [ 2013.990390] ? __kthread_parkme+0x133/0x1e0 [ 2013.994712] ? sort_range+0x30/0x30 [ 2013.998338] kthread+0x33f/0x460 [ 2014.001690] ? kthread_park+0x180/0x180 [ 2014.005652] ret_from_fork+0x24/0x30 [ 2014.009361] warn_alloc_show_mem: 1 callbacks suppressed [ 2014.009370] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2014.009372] Mem-Info: [ 2014.009397] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2014.009397] active_file:13 inactive_file:13 isolated_file:0 [ 2014.009397] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2014.009397] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2014.009397] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2014.009397] free:11077 free_pcp:541 free_cma:0 [ 2014.014729] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2014.022080] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2014.024464] Call Trace: [ 2014.057874] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2014.067195] [ 2014.095100] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2014.097675] dump_stack+0x1fc/0x2ef [ 2014.123308] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2014.125455] warn_alloc.cold+0x7b/0x18f [ 2014.151538] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2014.155168] ? zone_watermark_ok_safe+0x260/0x260 [ 2014.160155] lowmem_reserve[]: 0 0 1 1 1 [ 2014.164144] ? wakeup_kcompactd+0x27/0x540 [ 2014.193085] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2014.197926] ? wakeup_kswapd+0x3cb/0x660 [ 2014.201877] lowmem_reserve[]: 0 0 0 0 0 [ 2014.206123] ? __zone_watermark_ok+0x300/0x300 [ 2014.231967] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2014.236032] ? wake_all_kswapds+0x143/0x2c0 [ 2014.239973] lowmem_reserve[]: 0 0 0 0 0 [ 2014.244652] __alloc_pages_nodemask+0x232f/0x2890 [ 2014.272311] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2014.276642] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2014.280563] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2014.285395] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2014.298193] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2014.303028] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2014.317491] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2014.322341] ? retint_kernel+0x2d/0x2d [ 2014.333331] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2014.338155] ? mark_held_locks+0xf0/0xf0 [ 2014.353049] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2014.356954] ? static_obj+0x50/0x50 [ 2014.365766] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2014.369813] ? ____cache_alloc_node+0x156/0x1d0 [ 2014.378353] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2014.381963] cache_grow_begin+0xa4/0x8a0 [ 2014.390771] 28277 total pagecache pages [ 2014.395428] fallback_alloc+0x213/0x2e0 [ 2014.403971] 0 pages in swap cache [ 2014.408021] kmem_cache_alloc_node+0xe3/0x3b0 [ 2014.411963] Swap cache stats: add 0, delete 0, find 0/0 [ 2014.415918] __alloc_skb+0x71/0x560 [ 2014.419339] Free swap = 0kB [ 2014.423820] __netdev_alloc_skb+0x76/0x460 [ 2014.429150] Total swap = 0kB [ 2014.432765] send_hsr_supervision_frame+0x107/0xf70 [ 2014.435752] 2097051 pages RAM [ 2014.439973] ? lock_acquire+0x170/0x3c0 [ 2014.442957] 0 pages HighMem/MovableOnly [ 2014.447961] ? check_preemption_disabled+0x41/0x280 [ 2014.451033] 369649 pages reserved [ 2014.451040] 0 pages cma reserved [ 2014.455091] hsr_announce+0x125/0x3a0 [ 2014.459112] aoe: skb alloc failure [ 2014.464140] call_timer_fn+0x177/0x700 [ 2014.464153] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2014.464167] ? process_timeout+0x40/0x40 [ 2014.467618] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2014.470957] ? mark_held_locks+0xa6/0xf0 [ 2014.474725] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2014.478320] ? _raw_spin_unlock_irq+0x24/0x80 [ 2014.515261] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2014.520455] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2014.525661] expire_timers+0x243/0x4e0 [ 2014.529546] run_timer_softirq+0x21c/0x670 [ 2014.533772] ? expire_timers+0x4e0/0x4e0 [ 2014.537841] ? check_preemption_disabled+0x41/0x280 [ 2014.542867] __do_softirq+0x265/0x980 [ 2014.546667] irq_exit+0x215/0x260 [ 2014.550111] smp_apic_timer_interrupt+0x136/0x550 [ 2014.554946] apic_timer_interrupt+0xf/0x20 [ 2014.559173] [ 2014.561417] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2014.566856] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2014.585754] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2014.593448] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2014.600703] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2014.607960] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2014.615216] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2014.622475] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2014.629750] ? list_lru_count_one+0x41/0x360 [ 2014.634163] list_lru_count_one+0x41/0x360 [ 2014.638391] super_cache_count+0x1b4/0x2e0 [ 2014.642613] ? f2fs_shrink_count+0x217/0x2a0 [ 2014.647017] do_shrink_slab+0x10b/0xa40 [ 2014.650989] shrink_slab+0x16f/0x550 [ 2014.654696] ? do_shrink_slab+0xa40/0xa40 [ 2014.658844] shrink_node.isra.0+0x2d3/0x1300 [ 2014.663261] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2014.668093] ? queue_work_on+0x11a/0x1f0 [ 2014.672160] ? vmpressure+0x28a/0x320 [ 2014.675966] do_try_to_free_pages+0x38e/0xfe0 [ 2014.680459] ? node_reclaim+0x850/0x850 [ 2014.684428] try_to_free_pages+0x27f/0x7c0 [ 2014.688666] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2014.693331] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2014.698341] __alloc_pages_nodemask+0xcc8/0x2890 [ 2014.703280] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2014.708107] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2014.713025] ? finish_task_switch+0x146/0x760 [ 2014.717520] ? mark_held_locks+0xa6/0xf0 [ 2014.721569] ? ____cache_alloc_node+0x156/0x1d0 [ 2014.726224] ? cache_grow_begin+0x64/0x8a0 [ 2014.730488] cache_grow_begin+0xa4/0x8a0 [ 2014.734545] fallback_alloc+0x213/0x2e0 [ 2014.738516] kmem_cache_alloc_trace+0x1f1/0x380 [ 2014.743181] do_syslog.part.0+0x24f/0x1510 [ 2014.747410] ? console_trylock+0x90/0x90 [ 2014.751464] ? wait_woken+0x250/0x250 [ 2014.755254] ? security_syslog+0x73/0x90 [ 2014.759304] do_syslog+0x49/0x60 [ 2014.762661] kmsg_read+0x8a/0xb0 [ 2014.766014] ? kmsg_poll+0xb0/0xb0 [ 2014.769542] proc_reg_read+0x1bd/0x2d0 [ 2014.773420] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2014.778340] ? lock_acquire+0x170/0x3c0 [ 2014.782304] ? __fdget_pos+0x26f/0x310 [ 2014.786183] __vfs_read+0xf7/0x750 [ 2014.789726] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2014.794644] ? __se_sys_copy_file_range+0x410/0x410 [ 2014.799646] ? fsnotify_first_mark+0x200/0x200 [ 2014.804217] ? mutex_trylock+0x1a0/0x1a0 [ 2014.808280] ? security_file_permission+0x1c0/0x220 [ 2014.813288] vfs_read+0x194/0x3c0 [ 2014.816735] ksys_read+0x12b/0x2a0 [ 2014.820273] ? kernel_write+0x110/0x110 [ 2014.824239] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2014.829247] ? do_syscall_64+0x21/0x620 [ 2014.833213] do_syscall_64+0xf9/0x620 [ 2014.837008] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2014.842193] RIP: 0033:0x7f32b454c22d [ 2014.845901] Code: Bad RIP value. [ 2014.849251] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2014.856946] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2014.864205] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2014.871480] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2014.878734] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2014.885992] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2014.893269] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2014.893513] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2014.900540] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2014.900547] Call Trace: [ 2014.910671] in:imklog cpuset=/ mems_allowed=0-1 [ 2014.920016] dump_stack+0x1fc/0x2ef [ 2014.930831] warn_alloc.cold+0x7b/0x18f [ 2014.934801] ? zone_watermark_ok_safe+0x260/0x260 [ 2014.939631] ? wakeup_kcompactd+0x27/0x540 [ 2014.943857] ? wakeup_kswapd+0x3cb/0x660 [ 2014.947907] ? __zone_watermark_ok+0x300/0x300 [ 2014.952498] ? wake_all_kswapds+0x143/0x2c0 [ 2014.956816] __alloc_pages_nodemask+0x232f/0x2890 [ 2014.961660] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2014.966495] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2014.971329] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2014.976165] ? console_unlock+0xf35/0x1110 [ 2014.980403] ? netconsole_netdev_event+0x280/0x280 [ 2014.985321] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2014.989894] ? check_preemption_disabled+0x41/0x280 [ 2014.994901] ? ____cache_alloc_node+0x156/0x1d0 [ 2014.999566] cache_grow_begin+0xa4/0x8a0 [ 2015.003637] fallback_alloc+0x213/0x2e0 [ 2015.007605] kmem_cache_alloc_node+0xe3/0x3b0 [ 2015.012105] __alloc_skb+0x71/0x560 [ 2015.015727] new_skb+0x24/0x1c0 [ 2015.018999] aoecmd_cfg+0x191/0x5e0 [ 2015.022628] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2015.026943] ? round_jiffies_up_relative+0xd0/0xd0 [ 2015.031874] call_timer_fn+0x177/0x700 [ 2015.035748] ? aoedev_exit+0x50/0x50 [ 2015.039464] ? process_timeout+0x40/0x40 [ 2015.043532] ? _raw_spin_unlock_irq+0x24/0x80 [ 2015.048012] ? aoedev_exit+0x50/0x50 [ 2015.051725] ? aoedev_exit+0x50/0x50 [ 2015.055429] expire_timers+0x243/0x4e0 [ 2015.059314] run_timer_softirq+0x21c/0x670 [ 2015.063540] ? expire_timers+0x4e0/0x4e0 [ 2015.067593] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2015.072682] ? mac80211_hwsim_beacon+0x150/0x190 [ 2015.077429] ? check_preemption_disabled+0x41/0x280 [ 2015.082437] __do_softirq+0x265/0x980 [ 2015.086232] ? __local_bh_enable_ip+0x270/0x270 [ 2015.090895] run_ksoftirqd+0x57/0x110 [ 2015.094686] smpboot_thread_fn+0x655/0x9e0 [ 2015.098921] ? __kthread_parkme+0x4c/0x1e0 [ 2015.103146] ? sort_range+0x30/0x30 [ 2015.106762] ? __kthread_parkme+0x133/0x1e0 [ 2015.111071] ? sort_range+0x30/0x30 [ 2015.114703] kthread+0x33f/0x460 [ 2015.118056] ? kthread_park+0x180/0x180 [ 2015.122021] ret_from_fork+0x24/0x30 [ 2015.125733] warn_alloc_show_mem: 1 callbacks suppressed [ 2015.125742] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2015.125744] Mem-Info: [ 2015.125770] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2015.125770] active_file:13 inactive_file:13 isolated_file:0 [ 2015.125770] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2015.125770] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2015.125770] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2015.125770] free:11077 free_pcp:541 free_cma:0 [ 2015.131098] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2015.131106] Call Trace: [ 2015.138461] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2015.140866] [ 2015.174348] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2015.183797] dump_stack+0x1fc/0x2ef [ 2015.186351] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2015.214294] warn_alloc.cold+0x7b/0x18f [ 2015.216436] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2015.242118] ? zone_watermark_ok_safe+0x260/0x260 [ 2015.245710] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2015.271810] ? wakeup_kcompactd+0x27/0x540 [ 2015.275765] lowmem_reserve[]: 0 0 1 1 1 [ 2015.280768] ? wakeup_kswapd+0x3cb/0x660 [ 2015.285577] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2015.314554] ? __zone_watermark_ok+0x300/0x300 [ 2015.318774] lowmem_reserve[]: 0 0 0 0 0 [ 2015.322732] ? wake_all_kswapds+0x143/0x2c0 [ 2015.326760] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2015.352597] __alloc_pages_nodemask+0x232f/0x2890 [ 2015.357154] lowmem_reserve[]: 0 0 0 0 0 [ 2015.361130] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2015.365412] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2015.393209] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2015.398026] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2015.401990] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2015.406797] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2015.419618] ? mark_held_locks+0xf0/0xf0 [ 2015.424421] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2015.438796] ? static_obj+0x50/0x50 [ 2015.443608] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2015.454593] ? ____cache_alloc_node+0x156/0x1d0 [ 2015.458624] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2015.473526] cache_grow_begin+0xa4/0x8a0 [ 2015.477126] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2015.485949] fallback_alloc+0x213/0x2e0 [ 2015.490587] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2015.499148] kmem_cache_alloc_node+0xe3/0x3b0 [ 2015.503178] 28277 total pagecache pages [ 2015.511999] __alloc_skb+0x71/0x560 [ 2015.515960] 0 pages in swap cache [ 2015.524539] __netdev_alloc_skb+0x76/0x460 [ 2015.529008] Swap cache stats: add 0, delete 0, find 0/0 [ 2015.532966] send_hsr_supervision_frame+0x107/0xf70 [ 2015.536558] Free swap = 0kB [ 2015.539993] ? lock_acquire+0x170/0x3c0 [ 2015.544198] Total swap = 0kB [ 2015.549545] ? check_preemption_disabled+0x41/0x280 [ 2015.554527] 2097051 pages RAM [ 2015.557532] hsr_announce+0x125/0x3a0 [ 2015.561473] 0 pages HighMem/MovableOnly [ 2015.564657] call_timer_fn+0x177/0x700 [ 2015.569637] 369649 pages reserved [ 2015.572733] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2015.576500] 0 pages cma reserved [ 2015.580471] ? process_timeout+0x40/0x40 [ 2015.584394] aoe: skb alloc failure [ 2015.587772] ? mark_held_locks+0xa6/0xf0 [ 2015.592951] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2015.596282] ? _raw_spin_unlock_irq+0x24/0x80 [ 2015.600308] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2015.603833] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2015.632599] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2015.637777] expire_timers+0x243/0x4e0 [ 2015.641665] run_timer_softirq+0x21c/0x670 [ 2015.645913] ? expire_timers+0x4e0/0x4e0 [ 2015.649996] ? check_preemption_disabled+0x41/0x280 [ 2015.655016] __do_softirq+0x265/0x980 [ 2015.658819] irq_exit+0x215/0x260 [ 2015.662266] smp_apic_timer_interrupt+0x136/0x550 [ 2015.667100] apic_timer_interrupt+0xf/0x20 [ 2015.671324] [ 2015.673557] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2015.678996] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2015.697884] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2015.705581] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2015.712860] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2015.720119] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2015.727548] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2015.734803] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2015.742078] ? list_lru_count_one+0x41/0x360 [ 2015.746478] list_lru_count_one+0x41/0x360 [ 2015.750729] super_cache_count+0x1b4/0x2e0 [ 2015.754950] ? f2fs_shrink_count+0x217/0x2a0 [ 2015.759353] do_shrink_slab+0x10b/0xa40 [ 2015.763324] shrink_slab+0x16f/0x550 [ 2015.767027] ? do_shrink_slab+0xa40/0xa40 [ 2015.771197] shrink_node.isra.0+0x2d3/0x1300 [ 2015.775605] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2015.780437] ? queue_work_on+0x11a/0x1f0 [ 2015.784488] ? vmpressure+0x28a/0x320 [ 2015.788280] do_try_to_free_pages+0x38e/0xfe0 [ 2015.792772] ? node_reclaim+0x850/0x850 [ 2015.796741] try_to_free_pages+0x27f/0x7c0 [ 2015.800967] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2015.805633] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2015.810642] __alloc_pages_nodemask+0xcc8/0x2890 [ 2015.815400] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2015.820231] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2015.825078] ? finish_task_switch+0x146/0x760 [ 2015.829577] ? mark_held_locks+0xa6/0xf0 [ 2015.833626] ? ____cache_alloc_node+0x156/0x1d0 [ 2015.838284] ? cache_grow_begin+0x64/0x8a0 [ 2015.842516] cache_grow_begin+0xa4/0x8a0 [ 2015.846570] fallback_alloc+0x213/0x2e0 [ 2015.850549] kmem_cache_alloc_trace+0x1f1/0x380 [ 2015.855209] do_syslog.part.0+0x24f/0x1510 [ 2015.859444] ? console_trylock+0x90/0x90 [ 2015.863495] ? wait_woken+0x250/0x250 [ 2015.867286] ? security_syslog+0x73/0x90 [ 2015.871339] do_syslog+0x49/0x60 [ 2015.874696] kmsg_read+0x8a/0xb0 [ 2015.878053] ? kmsg_poll+0xb0/0xb0 [ 2015.881582] proc_reg_read+0x1bd/0x2d0 [ 2015.885460] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2015.890381] ? lock_acquire+0x170/0x3c0 [ 2015.894344] ? __fdget_pos+0x26f/0x310 [ 2015.898221] __vfs_read+0xf7/0x750 [ 2015.901763] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2015.906681] ? __se_sys_copy_file_range+0x410/0x410 [ 2015.911696] ? fsnotify_first_mark+0x200/0x200 [ 2015.916269] ? mutex_trylock+0x1a0/0x1a0 [ 2015.920325] ? security_file_permission+0x1c0/0x220 [ 2015.925339] vfs_read+0x194/0x3c0 [ 2015.928788] ksys_read+0x12b/0x2a0 [ 2015.932337] ? kernel_write+0x110/0x110 [ 2015.936300] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2015.941308] ? do_syscall_64+0x21/0x620 [ 2015.945287] do_syscall_64+0xf9/0x620 [ 2015.949116] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2015.954290] RIP: 0033:0x7f32b454c22d [ 2015.958007] Code: Bad RIP value. [ 2015.961362] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2015.969055] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2015.976311] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2015.983573] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2015.990828] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2015.998086] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2016.005379] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2016.005488] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2016.012660] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2016.022870] in:imklog cpuset=/ mems_allowed=0-1 [ 2016.032206] Call Trace: [ 2016.039431] dump_stack+0x1fc/0x2ef [ 2016.043052] warn_alloc.cold+0x7b/0x18f [ 2016.047035] ? zone_watermark_ok_safe+0x260/0x260 [ 2016.051869] ? wakeup_kcompactd+0x27/0x540 [ 2016.056098] ? wakeup_kswapd+0x3cb/0x660 [ 2016.060150] ? __zone_watermark_ok+0x300/0x300 [ 2016.064729] ? wake_all_kswapds+0x143/0x2c0 [ 2016.069056] __alloc_pages_nodemask+0x232f/0x2890 [ 2016.074077] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2016.078922] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2016.083755] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2016.088592] ? console_unlock+0xf35/0x1110 [ 2016.092816] ? netconsole_netdev_event+0x280/0x280 [ 2016.097757] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2016.102332] ? check_preemption_disabled+0x41/0x280 [ 2016.107343] ? ____cache_alloc_node+0x156/0x1d0 [ 2016.112003] cache_grow_begin+0xa4/0x8a0 [ 2016.116061] fallback_alloc+0x213/0x2e0 [ 2016.120030] kmem_cache_alloc_node+0xe3/0x3b0 [ 2016.124536] __alloc_skb+0x71/0x560 [ 2016.128156] new_skb+0x24/0x1c0 [ 2016.131425] aoecmd_cfg+0x191/0x5e0 [ 2016.135041] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2016.139361] ? round_jiffies_up_relative+0xd0/0xd0 [ 2016.144303] call_timer_fn+0x177/0x700 [ 2016.148177] ? aoedev_exit+0x50/0x50 [ 2016.151880] ? process_timeout+0x40/0x40 [ 2016.155937] ? _raw_spin_unlock_irq+0x24/0x80 [ 2016.160417] ? aoedev_exit+0x50/0x50 [ 2016.164123] ? aoedev_exit+0x50/0x50 [ 2016.167825] expire_timers+0x243/0x4e0 [ 2016.171722] run_timer_softirq+0x21c/0x670 [ 2016.175949] ? expire_timers+0x4e0/0x4e0 [ 2016.180000] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2016.185096] ? mac80211_hwsim_beacon+0x150/0x190 [ 2016.189842] ? check_preemption_disabled+0x41/0x280 [ 2016.194849] __do_softirq+0x265/0x980 [ 2016.198651] ? __local_bh_enable_ip+0x270/0x270 [ 2016.203497] run_ksoftirqd+0x57/0x110 [ 2016.207291] smpboot_thread_fn+0x655/0x9e0 [ 2016.211516] ? __kthread_parkme+0x4c/0x1e0 [ 2016.215742] ? sort_range+0x30/0x30 [ 2016.219354] ? __kthread_parkme+0x133/0x1e0 [ 2016.223664] ? sort_range+0x30/0x30 [ 2016.227282] kthread+0x33f/0x460 [ 2016.230635] ? kthread_park+0x180/0x180 [ 2016.234600] ret_from_fork+0x24/0x30 [ 2016.238411] warn_alloc_show_mem: 1 callbacks suppressed [ 2016.238420] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2016.238422] Mem-Info: [ 2016.238448] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2016.238448] active_file:13 inactive_file:13 isolated_file:0 [ 2016.238448] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2016.238448] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2016.238448] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2016.238448] free:11077 free_pcp:541 free_cma:0 [ 2016.243803] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2016.251153] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2016.253536] Call Trace: [ 2016.286962] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2016.296284] [ 2016.324105] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2016.326700] dump_stack+0x1fc/0x2ef [ 2016.352338] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2016.354490] warn_alloc.cold+0x7b/0x18f [ 2016.380579] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2016.384203] ? zone_watermark_ok_safe+0x260/0x260 [ 2016.389193] lowmem_reserve[]: 0 0 1 1 1 [ 2016.393163] ? wakeup_kcompactd+0x27/0x540 [ 2016.422107] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2016.426955] ? wakeup_kswapd+0x3cb/0x660 [ 2016.430888] lowmem_reserve[]: 0 0 0 0 0 [ 2016.435120] ? __zone_watermark_ok+0x300/0x300 [ 2016.460936] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2016.464994] ? wake_all_kswapds+0x143/0x2c0 [ 2016.468930] lowmem_reserve[]: 0 0 0 0 0 [ 2016.473503] __alloc_pages_nodemask+0x232f/0x2890 [ 2016.501244] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2016.505586] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2016.509516] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2016.514346] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2016.527155] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2016.531989] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2016.546350] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2016.551282] ? static_obj+0x50/0x50 [ 2016.562262] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2016.567091] ? ____cache_alloc_node+0x156/0x1d0 [ 2016.581984] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2016.585593] cache_grow_begin+0xa4/0x8a0 [ 2016.594398] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2016.599051] fallback_alloc+0x213/0x2e0 [ 2016.607687] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2016.611733] kmem_cache_alloc_node+0xe3/0x3b0 [ 2016.620534] 28277 total pagecache pages [ 2016.624583] __alloc_skb+0x71/0x560 [ 2016.633129] 0 pages in swap cache [ 2016.637612] __netdev_alloc_skb+0x76/0x460 [ 2016.641568] Swap cache stats: add 0, delete 0, find 0/0 [ 2016.645193] send_hsr_supervision_frame+0x107/0xf70 [ 2016.648625] Free swap = 0kB [ 2016.652857] ? lock_acquire+0x170/0x3c0 [ 2016.658188] Total swap = 0kB [ 2016.663200] ? check_preemption_disabled+0x41/0x280 [ 2016.666186] 2097051 pages RAM [ 2016.670146] hsr_announce+0x125/0x3a0 [ 2016.673132] 0 pages HighMem/MovableOnly [ 2016.678132] call_timer_fn+0x177/0x700 [ 2016.681203] 369649 pages reserved [ 2016.684990] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2016.688934] 0 pages cma reserved [ 2016.692809] ? process_timeout+0x40/0x40 [ 2016.696296] aoe: skb alloc failure [ 2016.701408] ? mark_held_locks+0xa6/0xf0 [ 2016.704790] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2016.708788] ? _raw_spin_unlock_irq+0x24/0x80 [ 2016.712400] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2016.716451] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2016.741236] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2016.746428] expire_timers+0x243/0x4e0 [ 2016.750329] run_timer_softirq+0x21c/0x670 [ 2016.754563] ? expire_timers+0x4e0/0x4e0 [ 2016.758623] ? check_preemption_disabled+0x41/0x280 [ 2016.763637] __do_softirq+0x265/0x980 [ 2016.767434] irq_exit+0x215/0x260 [ 2016.770882] smp_apic_timer_interrupt+0x136/0x550 [ 2016.775716] apic_timer_interrupt+0xf/0x20 [ 2016.779934] [ 2016.782163] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2016.787602] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2016.806491] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2016.814189] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2016.821445] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2016.828699] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2016.835952] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2016.843210] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2016.850591] ? list_lru_count_one+0x41/0x360 [ 2016.854989] list_lru_count_one+0x41/0x360 [ 2016.859214] super_cache_count+0x1b4/0x2e0 [ 2016.863437] ? f2fs_shrink_count+0x217/0x2a0 [ 2016.867837] do_shrink_slab+0x10b/0xa40 [ 2016.871804] shrink_slab+0x16f/0x550 [ 2016.875511] ? do_shrink_slab+0xa40/0xa40 [ 2016.879658] shrink_node.isra.0+0x2d3/0x1300 [ 2016.884151] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2016.889166] ? queue_work_on+0x11a/0x1f0 [ 2016.893219] ? vmpressure+0x28a/0x320 [ 2016.897014] do_try_to_free_pages+0x38e/0xfe0 [ 2016.901512] ? node_reclaim+0x850/0x850 [ 2016.905496] try_to_free_pages+0x27f/0x7c0 [ 2016.909724] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2016.914390] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2016.919401] __alloc_pages_nodemask+0xcc8/0x2890 [ 2016.924249] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2016.929079] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2016.933914] ? finish_task_switch+0x146/0x760 [ 2016.938409] ? mark_held_locks+0xa6/0xf0 [ 2016.942460] ? ____cache_alloc_node+0x156/0x1d0 [ 2016.947637] ? cache_grow_begin+0x64/0x8a0 [ 2016.951862] cache_grow_begin+0xa4/0x8a0 [ 2016.955915] fallback_alloc+0x213/0x2e0 [ 2016.959884] kmem_cache_alloc_trace+0x1f1/0x380 [ 2016.964644] do_syslog.part.0+0x24f/0x1510 [ 2016.968874] ? console_trylock+0x90/0x90 [ 2016.972922] ? wait_woken+0x250/0x250 [ 2016.976723] ? security_syslog+0x73/0x90 [ 2016.980773] do_syslog+0x49/0x60 [ 2016.984407] kmsg_read+0x8a/0xb0 [ 2016.987761] ? kmsg_poll+0xb0/0xb0 [ 2016.991289] proc_reg_read+0x1bd/0x2d0 [ 2016.995169] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2017.000096] ? lock_acquire+0x170/0x3c0 [ 2017.004059] ? __fdget_pos+0x26f/0x310 [ 2017.007938] __vfs_read+0xf7/0x750 [ 2017.011466] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2017.016389] ? __se_sys_copy_file_range+0x410/0x410 [ 2017.021405] ? fsnotify_first_mark+0x200/0x200 [ 2017.025977] ? mutex_trylock+0x1a0/0x1a0 [ 2017.030035] ? security_file_permission+0x1c0/0x220 [ 2017.035044] vfs_read+0x194/0x3c0 [ 2017.038490] ksys_read+0x12b/0x2a0 [ 2017.042020] ? kernel_write+0x110/0x110 [ 2017.045985] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2017.050986] ? do_syscall_64+0x21/0x620 [ 2017.054950] do_syscall_64+0xf9/0x620 [ 2017.058741] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2017.063918] RIP: 0033:0x7f32b454c22d [ 2017.067622] Code: Bad RIP value. [ 2017.070971] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2017.078667] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2017.085923] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2017.093181] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2017.100438] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2017.107695] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2017.115056] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2017.115171] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2017.122336] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2017.132548] in:imklog cpuset=/ mems_allowed=0-1 [ 2017.141879] Call Trace: [ 2017.149096] dump_stack+0x1fc/0x2ef [ 2017.152733] warn_alloc.cold+0x7b/0x18f [ 2017.156700] ? zone_watermark_ok_safe+0x260/0x260 [ 2017.161533] ? wakeup_kcompactd+0x27/0x540 [ 2017.165759] ? wakeup_kswapd+0x3cb/0x660 [ 2017.169821] ? __zone_watermark_ok+0x300/0x300 [ 2017.174391] ? wake_all_kswapds+0x143/0x2c0 [ 2017.178715] __alloc_pages_nodemask+0x232f/0x2890 [ 2017.183571] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2017.188399] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2017.193229] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2017.198059] ? retint_kernel+0x2d/0x2d [ 2017.201964] ? console_unlock+0xf67/0x1110 [ 2017.206191] ? console_unlock+0xf6e/0x1110 [ 2017.210416] ? check_preemption_disabled+0x41/0x280 [ 2017.215422] ? ____cache_alloc_node+0x156/0x1d0 [ 2017.220080] cache_grow_begin+0xa4/0x8a0 [ 2017.224134] fallback_alloc+0x213/0x2e0 [ 2017.228194] kmem_cache_alloc_node+0xe3/0x3b0 [ 2017.232687] __alloc_skb+0x71/0x560 [ 2017.236301] new_skb+0x24/0x1c0 [ 2017.239566] aoecmd_cfg+0x191/0x5e0 [ 2017.243180] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2017.247505] ? round_jiffies_up_relative+0xd0/0xd0 [ 2017.252429] call_timer_fn+0x177/0x700 [ 2017.256302] ? aoedev_exit+0x50/0x50 [ 2017.260005] ? process_timeout+0x40/0x40 [ 2017.264060] ? _raw_spin_unlock_irq+0x24/0x80 [ 2017.268543] ? aoedev_exit+0x50/0x50 [ 2017.272245] ? aoedev_exit+0x50/0x50 [ 2017.275945] expire_timers+0x243/0x4e0 [ 2017.279826] run_timer_softirq+0x21c/0x670 [ 2017.284049] ? expire_timers+0x4e0/0x4e0 [ 2017.288104] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2017.293200] ? mac80211_hwsim_beacon+0x150/0x190 [ 2017.297945] ? check_preemption_disabled+0x41/0x280 [ 2017.302962] __do_softirq+0x265/0x980 [ 2017.306758] ? __local_bh_enable_ip+0x270/0x270 [ 2017.311412] run_ksoftirqd+0x57/0x110 [ 2017.315199] smpboot_thread_fn+0x655/0x9e0 [ 2017.319424] ? __kthread_parkme+0x4c/0x1e0 [ 2017.323648] ? sort_range+0x30/0x30 [ 2017.327265] ? __kthread_parkme+0x133/0x1e0 [ 2017.331587] ? sort_range+0x30/0x30 [ 2017.335212] kthread+0x33f/0x460 [ 2017.338564] ? kthread_park+0x180/0x180 [ 2017.342529] ret_from_fork+0x24/0x30 [ 2017.346516] warn_alloc_show_mem: 1 callbacks suppressed [ 2017.346524] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2017.346526] Mem-Info: [ 2017.346551] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2017.346551] active_file:13 inactive_file:13 isolated_file:0 [ 2017.346551] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2017.346551] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2017.346551] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2017.346551] free:11077 free_pcp:541 free_cma:0 [ 2017.351884] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2017.359366] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2017.361775] Call Trace: [ 2017.395198] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2017.404529] [ 2017.432363] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2017.434945] dump_stack+0x1fc/0x2ef [ 2017.460590] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2017.462770] warn_alloc.cold+0x7b/0x18f [ 2017.488967] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2017.492597] ? zone_watermark_ok_safe+0x260/0x260 [ 2017.497578] lowmem_reserve[]: 0 0 1 1 1 [ 2017.501543] ? wakeup_kcompactd+0x27/0x540 [ 2017.530489] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2017.535332] ? wakeup_kswapd+0x3cb/0x660 [ 2017.539270] lowmem_reserve[]: 0 0 0 0 0 [ 2017.543528] ? __zone_watermark_ok+0x300/0x300 [ 2017.569326] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2017.573387] ? wake_all_kswapds+0x143/0x2c0 [ 2017.577327] lowmem_reserve[]: 0 0 0 0 0 [ 2017.581898] __alloc_pages_nodemask+0x232f/0x2890 [ 2017.609539] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2017.613866] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2017.617806] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2017.622649] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2017.635444] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2017.640278] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2017.654632] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2017.659483] ? mark_held_locks+0xf0/0xf0 [ 2017.670468] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2017.675301] ? mark_held_locks+0xf0/0xf0 [ 2017.690185] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2017.694227] ? ____cache_alloc_node+0x156/0x1d0 [ 2017.703031] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2017.707074] cache_grow_begin+0xa4/0x8a0 [ 2017.715621] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2017.720363] fallback_alloc+0x213/0x2e0 [ 2017.729163] 28277 total pagecache pages [ 2017.733211] kmem_cache_alloc_node+0xe3/0x3b0 [ 2017.741756] 0 pages in swap cache [ 2017.745715] __alloc_skb+0x71/0x560 [ 2017.749657] Swap cache stats: add 0, delete 0, find 0/0 [ 2017.754154] __pskb_copy_fclone+0x10c/0xcc0 [ 2017.757575] Free swap = 0kB [ 2017.761188] ? check_preemption_disabled+0x41/0x280 [ 2017.766515] Total swap = 0kB [ 2017.770840] tipc_udp_send_msg+0x302/0x490 [ 2017.774173] 2097051 pages RAM [ 2017.779178] tipc_bearer_xmit_skb+0x15b/0x330 [ 2017.782162] 0 pages HighMem/MovableOnly [ 2017.786404] tipc_disc_timeout+0x855/0xc90 [ 2017.789498] 369649 pages reserved [ 2017.793985] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2017.797940] 0 pages cma reserved [ 2017.802158] ? lock_downgrade+0x720/0x720 [ 2017.805643] aoe: skb alloc failure [ 2017.810059] ? assoc_array_delete+0x283/0xc10 [ 2017.813414] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2017.817543] call_timer_fn+0x177/0x700 [ 2017.821048] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2017.825546] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2017.849006] ? process_timeout+0x40/0x40 [ 2017.853059] ? mark_held_locks+0xa6/0xf0 [ 2017.857108] ? _raw_spin_unlock_irq+0x24/0x80 [ 2017.861601] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2017.866084] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2017.870571] expire_timers+0x243/0x4e0 [ 2017.874470] run_timer_softirq+0x21c/0x670 [ 2017.878705] ? expire_timers+0x4e0/0x4e0 [ 2017.882759] ? check_preemption_disabled+0x41/0x280 [ 2017.887769] __do_softirq+0x265/0x980 [ 2017.891575] irq_exit+0x215/0x260 [ 2017.895022] smp_apic_timer_interrupt+0x136/0x550 [ 2017.899854] apic_timer_interrupt+0xf/0x20 [ 2017.904074] [ 2017.906303] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2017.911744] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2017.930632] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2017.938326] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2017.945583] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2017.952850] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2017.960109] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2017.967366] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2017.974638] ? list_lru_count_one+0x41/0x360 [ 2017.979039] list_lru_count_one+0x41/0x360 [ 2017.983265] super_cache_count+0x1b4/0x2e0 [ 2017.987508] ? f2fs_shrink_count+0x217/0x2a0 [ 2017.991909] do_shrink_slab+0x10b/0xa40 [ 2017.995878] shrink_slab+0x16f/0x550 [ 2017.999583] ? do_shrink_slab+0xa40/0xa40 [ 2018.003742] shrink_node.isra.0+0x2d3/0x1300 [ 2018.008162] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2018.012992] ? queue_work_on+0x11a/0x1f0 [ 2018.017043] ? vmpressure+0x28a/0x320 [ 2018.020836] do_try_to_free_pages+0x38e/0xfe0 [ 2018.025328] ? node_reclaim+0x850/0x850 [ 2018.029299] try_to_free_pages+0x27f/0x7c0 [ 2018.033526] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2018.038192] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2018.043202] __alloc_pages_nodemask+0xcc8/0x2890 [ 2018.047978] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2018.052832] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2018.057662] ? finish_task_switch+0x146/0x760 [ 2018.062437] ? mark_held_locks+0xa6/0xf0 [ 2018.066490] ? ____cache_alloc_node+0x156/0x1d0 [ 2018.071158] ? cache_grow_begin+0x64/0x8a0 [ 2018.075395] cache_grow_begin+0xa4/0x8a0 [ 2018.079471] fallback_alloc+0x213/0x2e0 [ 2018.083446] kmem_cache_alloc_trace+0x1f1/0x380 [ 2018.088139] do_syslog.part.0+0x24f/0x1510 [ 2018.092370] ? console_trylock+0x90/0x90 [ 2018.096423] ? wait_woken+0x250/0x250 [ 2018.100219] ? security_syslog+0x73/0x90 [ 2018.104275] do_syslog+0x49/0x60 [ 2018.107631] kmsg_read+0x8a/0xb0 [ 2018.111091] ? kmsg_poll+0xb0/0xb0 [ 2018.114619] proc_reg_read+0x1bd/0x2d0 [ 2018.118506] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2018.123961] ? lock_acquire+0x170/0x3c0 [ 2018.127939] ? __fdget_pos+0x26f/0x310 [ 2018.131818] __vfs_read+0xf7/0x750 [ 2018.135432] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2018.140357] ? __se_sys_copy_file_range+0x410/0x410 [ 2018.145364] ? fsnotify_first_mark+0x200/0x200 [ 2018.149939] ? mutex_trylock+0x1a0/0x1a0 [ 2018.153995] ? security_file_permission+0x1c0/0x220 [ 2018.159003] vfs_read+0x194/0x3c0 [ 2018.162451] ksys_read+0x12b/0x2a0 [ 2018.165985] ? kernel_write+0x110/0x110 [ 2018.169951] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2018.174957] ? do_syscall_64+0x21/0x620 [ 2018.178920] do_syscall_64+0xf9/0x620 [ 2018.182731] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2018.188052] RIP: 0033:0x7f32b454c22d [ 2018.191771] Code: Bad RIP value. [ 2018.195139] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2018.202845] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2018.210105] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2018.217482] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2018.224738] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2018.231994] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2018.239278] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2018.239395] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2018.247163] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2018.257287] in:imklog cpuset=/ mems_allowed=0-1 [ 2018.266643] Call Trace: [ 2018.273867] dump_stack+0x1fc/0x2ef [ 2018.277487] warn_alloc.cold+0x7b/0x18f [ 2018.281453] ? zone_watermark_ok_safe+0x260/0x260 [ 2018.286297] ? wakeup_kcompactd+0x27/0x540 [ 2018.290525] ? wakeup_kswapd+0x3cb/0x660 [ 2018.294577] ? __zone_watermark_ok+0x300/0x300 [ 2018.299152] ? wake_all_kswapds+0x143/0x2c0 [ 2018.303480] __alloc_pages_nodemask+0x232f/0x2890 [ 2018.308333] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2018.313165] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2018.318000] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2018.322839] ? console_unlock+0xf35/0x1110 [ 2018.327064] ? netconsole_netdev_event+0x280/0x280 [ 2018.331991] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2018.336562] ? check_preemption_disabled+0x41/0x280 [ 2018.341569] ? ____cache_alloc_node+0x156/0x1d0 [ 2018.346228] cache_grow_begin+0xa4/0x8a0 [ 2018.350283] fallback_alloc+0x213/0x2e0 [ 2018.354251] kmem_cache_alloc_node+0xe3/0x3b0 [ 2018.358739] __alloc_skb+0x71/0x560 [ 2018.362355] new_skb+0x24/0x1c0 [ 2018.365635] aoecmd_cfg+0x191/0x5e0 [ 2018.369257] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2018.373575] ? round_jiffies_up_relative+0xd0/0xd0 [ 2018.378508] call_timer_fn+0x177/0x700 [ 2018.382405] ? aoedev_exit+0x50/0x50 [ 2018.386122] ? process_timeout+0x40/0x40 [ 2018.390270] ? _raw_spin_unlock_irq+0x24/0x80 [ 2018.394758] ? aoedev_exit+0x50/0x50 [ 2018.398467] ? aoedev_exit+0x50/0x50 [ 2018.402170] expire_timers+0x243/0x4e0 [ 2018.406052] run_timer_softirq+0x21c/0x670 [ 2018.410285] ? expire_timers+0x4e0/0x4e0 [ 2018.414525] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2018.419620] ? mac80211_hwsim_beacon+0x150/0x190 [ 2018.424369] ? check_preemption_disabled+0x41/0x280 [ 2018.429388] __do_softirq+0x265/0x980 [ 2018.433185] ? __local_bh_enable_ip+0x270/0x270 [ 2018.437844] run_ksoftirqd+0x57/0x110 [ 2018.441636] smpboot_thread_fn+0x655/0x9e0 [ 2018.446002] ? __kthread_parkme+0x4c/0x1e0 [ 2018.450247] ? sort_range+0x30/0x30 [ 2018.453869] ? __kthread_parkme+0x133/0x1e0 [ 2018.458187] ? sort_range+0x30/0x30 [ 2018.461806] kthread+0x33f/0x460 [ 2018.465162] ? kthread_park+0x180/0x180 [ 2018.469215] ret_from_fork+0x24/0x30 [ 2018.472924] warn_alloc_show_mem: 1 callbacks suppressed [ 2018.472933] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2018.472935] Mem-Info: [ 2018.472961] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2018.472961] active_file:13 inactive_file:13 isolated_file:0 [ 2018.472961] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2018.472961] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2018.472961] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2018.472961] free:11077 free_pcp:541 free_cma:0 [ 2018.478299] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2018.485660] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2018.488063] Call Trace: [ 2018.521461] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2018.530780] [ 2018.558604] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2018.561183] dump_stack+0x1fc/0x2ef [ 2018.586846] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2018.589010] warn_alloc.cold+0x7b/0x18f [ 2018.615098] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2018.618734] ? zone_watermark_ok_safe+0x260/0x260 [ 2018.623717] lowmem_reserve[]: 0 0 1 1 1 [ 2018.627681] ? wakeup_kcompactd+0x27/0x540 [ 2018.656635] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2018.661477] ? wakeup_kswapd+0x3cb/0x660 [ 2018.665415] lowmem_reserve[]: 0 0 0 0 0 [ 2018.669640] ? __zone_watermark_ok+0x300/0x300 [ 2018.695458] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2018.699517] ? wake_all_kswapds+0x143/0x2c0 [ 2018.703460] lowmem_reserve[]: 0 0 0 0 0 [ 2018.708045] __alloc_pages_nodemask+0x232f/0x2890 [ 2018.735684] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2018.740008] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2018.743939] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2018.748760] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2018.748776] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2018.761576] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2018.766411] ? retint_kernel+0x2d/0x2d [ 2018.780772] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2018.785625] ? mark_held_locks+0xf0/0xf0 [ 2018.790440] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2018.801521] ? static_obj+0x50/0x50 [ 2018.805384] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2018.820289] ? ____cache_alloc_node+0x156/0x1d0 [ 2018.824336] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2018.833150] cache_grow_begin+0xa4/0x8a0 [ 2018.836753] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2018.845312] fallback_alloc+0x213/0x2e0 [ 2018.849951] 28277 total pagecache pages [ 2018.858772] kmem_cache_alloc_node+0xe3/0x3b0 [ 2018.862802] 0 pages in swap cache [ 2018.871361] __alloc_skb+0x71/0x560 [ 2018.875304] Swap cache stats: add 0, delete 0, find 0/0 [ 2018.879261] __netdev_alloc_skb+0x76/0x460 [ 2018.883722] Free swap = 0kB [ 2018.887163] send_hsr_supervision_frame+0x107/0xf70 [ 2018.890757] Total swap = 0kB [ 2018.896116] ? lock_acquire+0x170/0x3c0 [ 2018.900337] 2097051 pages RAM [ 2018.903367] ? check_preemption_disabled+0x41/0x280 [ 2018.908351] 0 pages HighMem/MovableOnly [ 2018.911356] hsr_announce+0x125/0x3a0 [ 2018.915295] 369649 pages reserved [ 2018.918384] call_timer_fn+0x177/0x700 [ 2018.923373] 0 pages cma reserved [ 2018.927333] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2018.931162] aoe: skb alloc failure [ 2018.934543] ? process_timeout+0x40/0x40 [ 2018.934558] ? mark_held_locks+0xa6/0xf0 [ 2018.934574] ? _raw_spin_unlock_irq+0x24/0x80 [ 2018.938449] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2018.941790] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2018.946949] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2018.950475] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2018.988581] expire_timers+0x243/0x4e0 [ 2018.992467] run_timer_softirq+0x21c/0x670 [ 2018.996689] ? expire_timers+0x4e0/0x4e0 [ 2019.000753] ? check_preemption_disabled+0x41/0x280 [ 2019.005762] __do_softirq+0x265/0x980 [ 2019.009578] irq_exit+0x215/0x260 [ 2019.013022] smp_apic_timer_interrupt+0x136/0x550 [ 2019.017859] apic_timer_interrupt+0xf/0x20 [ 2019.022088] [ 2019.024321] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2019.029763] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2019.048647] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2019.056340] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2019.063598] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2019.070851] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2019.078108] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2019.085363] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2019.092631] ? list_lru_count_one+0x41/0x360 [ 2019.097032] list_lru_count_one+0x41/0x360 [ 2019.101257] super_cache_count+0x1b4/0x2e0 [ 2019.105483] ? f2fs_shrink_count+0x217/0x2a0 [ 2019.109881] do_shrink_slab+0x10b/0xa40 [ 2019.113864] shrink_slab+0x16f/0x550 [ 2019.117566] ? do_shrink_slab+0xa40/0xa40 [ 2019.121711] shrink_node.isra.0+0x2d3/0x1300 [ 2019.126122] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2019.130950] ? queue_work_on+0x11a/0x1f0 [ 2019.134999] ? vmpressure+0x28a/0x320 [ 2019.138793] do_try_to_free_pages+0x38e/0xfe0 [ 2019.143294] ? node_reclaim+0x850/0x850 [ 2019.147261] try_to_free_pages+0x27f/0x7c0 [ 2019.151488] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2019.156166] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2019.161175] __alloc_pages_nodemask+0xcc8/0x2890 [ 2019.166196] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2019.171026] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2019.175874] ? finish_task_switch+0x146/0x760 [ 2019.180372] ? mark_held_locks+0xa6/0xf0 [ 2019.184427] ? ____cache_alloc_node+0x156/0x1d0 [ 2019.189087] ? cache_grow_begin+0x64/0x8a0 [ 2019.193319] cache_grow_begin+0xa4/0x8a0 [ 2019.197383] fallback_alloc+0x213/0x2e0 [ 2019.201352] kmem_cache_alloc_trace+0x1f1/0x380 [ 2019.206011] do_syslog.part.0+0x24f/0x1510 [ 2019.210237] ? console_trylock+0x90/0x90 [ 2019.214288] ? wait_woken+0x250/0x250 [ 2019.218080] ? security_syslog+0x73/0x90 [ 2019.222131] do_syslog+0x49/0x60 [ 2019.225486] kmsg_read+0x8a/0xb0 [ 2019.228853] ? kmsg_poll+0xb0/0xb0 [ 2019.232381] proc_reg_read+0x1bd/0x2d0 [ 2019.236257] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2019.241174] ? lock_acquire+0x170/0x3c0 [ 2019.245137] ? __fdget_pos+0x26f/0x310 [ 2019.249018] __vfs_read+0xf7/0x750 [ 2019.252547] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2019.257470] ? __se_sys_copy_file_range+0x410/0x410 [ 2019.262473] ? fsnotify_first_mark+0x200/0x200 [ 2019.267044] ? mutex_trylock+0x1a0/0x1a0 [ 2019.271099] ? security_file_permission+0x1c0/0x220 [ 2019.276115] vfs_read+0x194/0x3c0 [ 2019.279559] ksys_read+0x12b/0x2a0 [ 2019.283087] ? kernel_write+0x110/0x110 [ 2019.287051] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2019.292052] ? do_syscall_64+0x21/0x620 [ 2019.296018] do_syscall_64+0xf9/0x620 [ 2019.299820] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2019.305002] RIP: 0033:0x7f32b454c22d [ 2019.308705] Code: Bad RIP value. [ 2019.312062] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2019.319765] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2019.327020] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2019.334363] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2019.341635] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2019.348923] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2019.356208] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2019.356420] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2019.363478] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2019.373602] in:imklog cpuset=/ mems_allowed=0-1 [ 2019.382952] Call Trace: [ 2019.390176] dump_stack+0x1fc/0x2ef [ 2019.393794] warn_alloc.cold+0x7b/0x18f [ 2019.397759] ? zone_watermark_ok_safe+0x260/0x260 [ 2019.402611] ? wakeup_kcompactd+0x27/0x540 [ 2019.406842] ? wakeup_kswapd+0x3cb/0x660 [ 2019.410912] ? __zone_watermark_ok+0x300/0x300 [ 2019.415484] ? wake_all_kswapds+0x143/0x2c0 [ 2019.419799] __alloc_pages_nodemask+0x232f/0x2890 [ 2019.424655] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2019.429484] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2019.434317] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2019.439157] ? console_unlock+0xf35/0x1110 [ 2019.443381] ? netconsole_netdev_event+0x280/0x280 [ 2019.448299] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2019.452870] ? check_preemption_disabled+0x41/0x280 [ 2019.457902] ? ____cache_alloc_node+0x156/0x1d0 [ 2019.462561] cache_grow_begin+0xa4/0x8a0 [ 2019.466618] fallback_alloc+0x213/0x2e0 [ 2019.470586] kmem_cache_alloc_node+0xe3/0x3b0 [ 2019.475075] __alloc_skb+0x71/0x560 [ 2019.478690] new_skb+0x24/0x1c0 [ 2019.481959] aoecmd_cfg+0x191/0x5e0 [ 2019.485576] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2019.489901] ? round_jiffies_up_relative+0xd0/0xd0 [ 2019.494837] call_timer_fn+0x177/0x700 [ 2019.498714] ? aoedev_exit+0x50/0x50 [ 2019.502428] ? process_timeout+0x40/0x40 [ 2019.506484] ? _raw_spin_unlock_irq+0x24/0x80 [ 2019.510966] ? aoedev_exit+0x50/0x50 [ 2019.514666] ? aoedev_exit+0x50/0x50 [ 2019.518369] expire_timers+0x243/0x4e0 [ 2019.522250] run_timer_softirq+0x21c/0x670 [ 2019.526484] ? expire_timers+0x4e0/0x4e0 [ 2019.530533] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2019.535622] ? mac80211_hwsim_beacon+0x150/0x190 [ 2019.540366] ? check_preemption_disabled+0x41/0x280 [ 2019.545377] __do_softirq+0x265/0x980 [ 2019.549172] ? __local_bh_enable_ip+0x270/0x270 [ 2019.553829] run_ksoftirqd+0x57/0x110 [ 2019.557620] smpboot_thread_fn+0x655/0x9e0 [ 2019.561841] ? __kthread_parkme+0x4c/0x1e0 [ 2019.566083] ? sort_range+0x30/0x30 [ 2019.569696] ? __kthread_parkme+0x133/0x1e0 [ 2019.574007] ? sort_range+0x30/0x30 [ 2019.577623] kthread+0x33f/0x460 [ 2019.580975] ? kthread_park+0x180/0x180 [ 2019.584939] ret_from_fork+0x24/0x30 [ 2019.588646] warn_alloc_show_mem: 1 callbacks suppressed [ 2019.588655] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2019.588657] Mem-Info: [ 2019.588683] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2019.588683] active_file:13 inactive_file:13 isolated_file:0 [ 2019.588683] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2019.588683] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2019.588683] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2019.588683] free:11077 free_pcp:541 free_cma:0 [ 2019.594036] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2019.601388] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2019.603782] Call Trace: [ 2019.637173] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2019.646491] [ 2019.674310] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2019.676884] dump_stack+0x1fc/0x2ef [ 2019.702517] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2019.704664] warn_alloc.cold+0x7b/0x18f [ 2019.730740] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2019.734361] ? zone_watermark_ok_safe+0x260/0x260 [ 2019.739354] lowmem_reserve[]: 0 0 1 1 1 [ 2019.743321] ? wakeup_kcompactd+0x27/0x540 [ 2019.772277] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2019.777112] ? wakeup_kswapd+0x3cb/0x660 [ 2019.781056] lowmem_reserve[]: 0 0 0 0 0 [ 2019.785278] ? __zone_watermark_ok+0x300/0x300 [ 2019.811103] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2019.815152] ? wake_all_kswapds+0x143/0x2c0 [ 2019.819093] lowmem_reserve[]: 0 0 0 0 0 [ 2019.823663] __alloc_pages_nodemask+0x232f/0x2890 [ 2019.851314] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2019.855639] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2019.859567] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2019.864394] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2019.877190] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2019.882039] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2019.896396] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2019.901232] ? mark_held_locks+0xf0/0xf0 [ 2019.912205] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2019.917027] ? static_obj+0x50/0x50 [ 2019.931913] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2019.935955] ? ____cache_alloc_node+0x156/0x1d0 [ 2019.944762] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2019.948369] cache_grow_begin+0xa4/0x8a0 [ 2019.956913] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2019.956921] 28277 total pagecache pages [ 2019.961578] fallback_alloc+0x213/0x2e0 [ 2019.970382] 0 pages in swap cache [ 2019.974442] kmem_cache_alloc_node+0xe3/0x3b0 [ 2019.982984] Swap cache stats: add 0, delete 0, find 0/0 [ 2019.986944] __alloc_skb+0x71/0x560 [ 2019.990886] Free swap = 0kB [ 2019.994325] __netdev_alloc_skb+0x76/0x460 [ 2019.998788] Total swap = 0kB [ 2020.004138] send_hsr_supervision_frame+0x107/0xf70 [ 2020.007749] 2097051 pages RAM [ 2020.010750] ? lock_acquire+0x170/0x3c0 [ 2020.014953] 0 pages HighMem/MovableOnly [ 2020.017961] ? check_preemption_disabled+0x41/0x280 [ 2020.022954] 369649 pages reserved [ 2020.026049] hsr_announce+0x125/0x3a0 [ 2020.029986] 0 pages cma reserved [ 2020.033941] call_timer_fn+0x177/0x700 [ 2020.038991] aoe: skb alloc failure [ 2020.042362] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2020.046174] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2020.049479] ? process_timeout+0x40/0x40 [ 2020.053333] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2020.056869] ? mark_held_locks+0xa6/0xf0 [ 2020.085206] ? _raw_spin_unlock_irq+0x24/0x80 [ 2020.089689] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2020.094869] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2020.100048] expire_timers+0x243/0x4e0 [ 2020.103928] run_timer_softirq+0x21c/0x670 [ 2020.108156] ? expire_timers+0x4e0/0x4e0 [ 2020.112215] ? check_preemption_disabled+0x41/0x280 [ 2020.117222] __do_softirq+0x265/0x980 [ 2020.121103] irq_exit+0x215/0x260 [ 2020.124548] smp_apic_timer_interrupt+0x136/0x550 [ 2020.129381] apic_timer_interrupt+0xf/0x20 [ 2020.133599] [ 2020.135846] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2020.141286] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2020.160183] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2020.167877] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2020.175151] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2020.182433] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2020.189695] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2020.196956] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2020.204232] ? list_lru_count_one+0x41/0x360 [ 2020.208632] list_lru_count_one+0x41/0x360 [ 2020.212860] super_cache_count+0x1b4/0x2e0 [ 2020.217095] ? f2fs_shrink_count+0x217/0x2a0 [ 2020.221506] do_shrink_slab+0x10b/0xa40 [ 2020.225475] shrink_slab+0x16f/0x550 [ 2020.229206] ? do_shrink_slab+0xa40/0xa40 [ 2020.233351] shrink_node.isra.0+0x2d3/0x1300 [ 2020.237777] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2020.242620] ? queue_work_on+0x11a/0x1f0 [ 2020.246686] ? vmpressure+0x28a/0x320 [ 2020.250486] do_try_to_free_pages+0x38e/0xfe0 [ 2020.254984] ? node_reclaim+0x850/0x850 [ 2020.258962] try_to_free_pages+0x27f/0x7c0 [ 2020.263185] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2020.267852] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2020.272861] __alloc_pages_nodemask+0xcc8/0x2890 [ 2020.277617] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2020.282446] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2020.287292] ? finish_task_switch+0x146/0x760 [ 2020.291822] ? mark_held_locks+0xa6/0xf0 [ 2020.295890] ? ____cache_alloc_node+0x156/0x1d0 [ 2020.300658] ? cache_grow_begin+0x64/0x8a0 [ 2020.304900] cache_grow_begin+0xa4/0x8a0 [ 2020.308958] fallback_alloc+0x213/0x2e0 [ 2020.312931] kmem_cache_alloc_trace+0x1f1/0x380 [ 2020.317596] do_syslog.part.0+0x24f/0x1510 [ 2020.321827] ? console_trylock+0x90/0x90 [ 2020.325878] ? wait_woken+0x250/0x250 [ 2020.329691] ? security_syslog+0x73/0x90 [ 2020.333757] do_syslog+0x49/0x60 [ 2020.337117] kmsg_read+0x8a/0xb0 [ 2020.340473] ? kmsg_poll+0xb0/0xb0 [ 2020.343999] proc_reg_read+0x1bd/0x2d0 [ 2020.347896] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2020.352834] ? lock_acquire+0x170/0x3c0 [ 2020.356826] ? __fdget_pos+0x26f/0x310 [ 2020.360710] __vfs_read+0xf7/0x750 [ 2020.364258] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2020.369198] ? __se_sys_copy_file_range+0x410/0x410 [ 2020.374214] ? fsnotify_first_mark+0x200/0x200 [ 2020.378793] ? mutex_trylock+0x1a0/0x1a0 [ 2020.382854] ? security_file_permission+0x1c0/0x220 [ 2020.387982] vfs_read+0x194/0x3c0 [ 2020.391434] ksys_read+0x12b/0x2a0 [ 2020.394977] ? kernel_write+0x110/0x110 [ 2020.398955] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2020.403967] ? do_syscall_64+0x21/0x620 [ 2020.407931] do_syscall_64+0xf9/0x620 [ 2020.411738] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2020.416919] RIP: 0033:0x7f32b454c22d [ 2020.420624] Code: Bad RIP value. [ 2020.423972] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2020.431666] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2020.438924] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2020.446176] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2020.453431] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2020.460688] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2020.467962] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2020.468085] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2020.475235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2020.485345] in:imklog cpuset=/ mems_allowed=0-1 [ 2020.494689] Call Trace: [ 2020.501945] dump_stack+0x1fc/0x2ef [ 2020.505572] warn_alloc.cold+0x7b/0x18f [ 2020.509802] ? zone_watermark_ok_safe+0x260/0x260 [ 2020.514645] ? wakeup_kcompactd+0x27/0x540 [ 2020.518892] ? wakeup_kswapd+0x3cb/0x660 [ 2020.522942] ? __zone_watermark_ok+0x300/0x300 [ 2020.527511] ? wake_all_kswapds+0x143/0x2c0 [ 2020.531826] __alloc_pages_nodemask+0x232f/0x2890 [ 2020.536670] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2020.541505] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2020.546350] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2020.551193] ? retint_kernel+0x2d/0x2d [ 2020.555079] ? console_unlock+0xf67/0x1110 [ 2020.559304] ? console_unlock+0xf6e/0x1110 [ 2020.563526] ? check_preemption_disabled+0x41/0x280 [ 2020.568531] ? ____cache_alloc_node+0x156/0x1d0 [ 2020.573193] cache_grow_begin+0xa4/0x8a0 [ 2020.577266] fallback_alloc+0x213/0x2e0 [ 2020.581234] kmem_cache_alloc_node+0xe3/0x3b0 [ 2020.585720] __alloc_skb+0x71/0x560 [ 2020.589339] new_skb+0x24/0x1c0 [ 2020.592605] aoecmd_cfg+0x191/0x5e0 [ 2020.596250] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2020.600567] ? round_jiffies_up_relative+0xd0/0xd0 [ 2020.605506] call_timer_fn+0x177/0x700 [ 2020.609382] ? aoedev_exit+0x50/0x50 [ 2020.613082] ? process_timeout+0x40/0x40 [ 2020.617134] ? _raw_spin_unlock_irq+0x24/0x80 [ 2020.621617] ? aoedev_exit+0x50/0x50 [ 2020.625319] ? aoedev_exit+0x50/0x50 [ 2020.629022] expire_timers+0x243/0x4e0 [ 2020.632905] run_timer_softirq+0x21c/0x670 [ 2020.637130] ? expire_timers+0x4e0/0x4e0 [ 2020.641184] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2020.646276] ? mac80211_hwsim_beacon+0x150/0x190 [ 2020.651022] ? check_preemption_disabled+0x41/0x280 [ 2020.656040] __do_softirq+0x265/0x980 [ 2020.659837] ? __local_bh_enable_ip+0x270/0x270 [ 2020.664492] run_ksoftirqd+0x57/0x110 [ 2020.668281] smpboot_thread_fn+0x655/0x9e0 [ 2020.672502] ? __kthread_parkme+0x4c/0x1e0 [ 2020.676740] ? sort_range+0x30/0x30 [ 2020.680356] ? __kthread_parkme+0x133/0x1e0 [ 2020.684663] ? sort_range+0x30/0x30 [ 2020.688278] kthread+0x33f/0x460 [ 2020.691630] ? kthread_park+0x180/0x180 [ 2020.695593] ret_from_fork+0x24/0x30 [ 2020.699301] warn_alloc_show_mem: 1 callbacks suppressed [ 2020.699310] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2020.699312] Mem-Info: [ 2020.699338] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2020.699338] active_file:13 inactive_file:13 isolated_file:0 [ 2020.699338] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2020.699338] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2020.699338] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2020.699338] free:11077 free_pcp:541 free_cma:0 [ 2020.704674] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2020.712024] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2020.714411] Call Trace: [ 2020.747802] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2020.757123] [ 2020.784956] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2020.787530] dump_stack+0x1fc/0x2ef [ 2020.813161] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2020.815306] warn_alloc.cold+0x7b/0x18f [ 2020.841467] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2020.845085] ? zone_watermark_ok_safe+0x260/0x260 [ 2020.850063] lowmem_reserve[]: 0 0 1 1 1 [ 2020.854023] ? wakeup_kcompactd+0x27/0x540 [ 2020.882963] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2020.887795] ? wakeup_kswapd+0x3cb/0x660 [ 2020.891734] lowmem_reserve[]: 0 0 0 0 0 [ 2020.895958] ? __zone_watermark_ok+0x300/0x300 [ 2020.921772] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2020.925824] ? wake_all_kswapds+0x143/0x2c0 [ 2020.929758] lowmem_reserve[]: 0 0 0 0 0 [ 2020.934346] __alloc_pages_nodemask+0x232f/0x2890 [ 2020.961986] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2020.966314] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2020.970246] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2020.975078] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2020.987882] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2020.992712] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2021.007087] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2021.011931] ? handle_irq+0x35/0x50 [ 2021.022910] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2021.027736] ? static_obj+0x50/0x50 [ 2021.042616] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2021.046227] ? ____cache_alloc_node+0x156/0x1d0 [ 2021.055034] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2021.058642] cache_grow_begin+0xa4/0x8a0 [ 2021.067186] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2021.067193] 28277 total pagecache pages [ 2021.071950] fallback_alloc+0x213/0x2e0 [ 2021.080763] 0 pages in swap cache [ 2021.084808] kmem_cache_alloc_node+0xe3/0x3b0 [ 2021.093351] Swap cache stats: add 0, delete 0, find 0/0 [ 2021.097309] __alloc_skb+0x71/0x560 [ 2021.101249] Free swap = 0kB [ 2021.104685] __netdev_alloc_skb+0x76/0x460 [ 2021.109168] Total swap = 0kB [ 2021.114526] send_hsr_supervision_frame+0x107/0xf70 [ 2021.118131] 2097051 pages RAM [ 2021.121133] ? lock_acquire+0x170/0x3c0 [ 2021.125348] 0 pages HighMem/MovableOnly [ 2021.128351] ? check_preemption_disabled+0x41/0x280 [ 2021.133344] 369649 pages reserved [ 2021.136445] hsr_announce+0x125/0x3a0 [ 2021.140390] 0 pages cma reserved [ 2021.144373] call_timer_fn+0x177/0x700 [ 2021.149420] aoe: skb alloc failure [ 2021.152798] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2021.156609] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2021.159915] ? process_timeout+0x40/0x40 [ 2021.163880] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2021.167408] ? mark_held_locks+0xa6/0xf0 [ 2021.195916] ? _raw_spin_unlock_irq+0x24/0x80 [ 2021.200406] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2021.205595] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2021.210788] expire_timers+0x243/0x4e0 [ 2021.214673] run_timer_softirq+0x21c/0x670 [ 2021.218904] ? expire_timers+0x4e0/0x4e0 [ 2021.222957] ? check_preemption_disabled+0x41/0x280 [ 2021.227965] __do_softirq+0x265/0x980 [ 2021.231759] irq_exit+0x215/0x260 [ 2021.235197] smp_apic_timer_interrupt+0x136/0x550 [ 2021.240029] apic_timer_interrupt+0xf/0x20 [ 2021.244244] [ 2021.246472] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2021.251915] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2021.270800] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2021.278493] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2021.285746] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2021.292999] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2021.300263] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2021.307527] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2021.314809] ? list_lru_count_one+0x41/0x360 [ 2021.319232] list_lru_count_one+0x41/0x360 [ 2021.323460] super_cache_count+0x1b4/0x2e0 [ 2021.327685] ? f2fs_shrink_count+0x217/0x2a0 [ 2021.332083] do_shrink_slab+0x10b/0xa40 [ 2021.336052] shrink_slab+0x16f/0x550 [ 2021.339756] ? do_shrink_slab+0xa40/0xa40 [ 2021.343900] shrink_node.isra.0+0x2d3/0x1300 [ 2021.348308] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2021.353137] ? queue_work_on+0x11a/0x1f0 [ 2021.357188] ? vmpressure+0x28a/0x320 [ 2021.360981] do_try_to_free_pages+0x38e/0xfe0 [ 2021.365474] ? node_reclaim+0x850/0x850 [ 2021.369441] try_to_free_pages+0x27f/0x7c0 [ 2021.373687] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2021.378352] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2021.383374] __alloc_pages_nodemask+0xcc8/0x2890 [ 2021.388151] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2021.393000] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2021.397840] ? finish_task_switch+0x146/0x760 [ 2021.402352] ? mark_held_locks+0xa6/0xf0 [ 2021.406409] ? ____cache_alloc_node+0x156/0x1d0 [ 2021.411089] ? cache_grow_begin+0x64/0x8a0 [ 2021.415317] cache_grow_begin+0xa4/0x8a0 [ 2021.419378] fallback_alloc+0x213/0x2e0 [ 2021.423435] kmem_cache_alloc_trace+0x1f1/0x380 [ 2021.428097] do_syslog.part.0+0x24f/0x1510 [ 2021.432323] ? console_trylock+0x90/0x90 [ 2021.436369] ? wait_woken+0x250/0x250 [ 2021.440160] ? security_syslog+0x73/0x90 [ 2021.444213] do_syslog+0x49/0x60 [ 2021.447573] kmsg_read+0x8a/0xb0 [ 2021.450926] ? kmsg_poll+0xb0/0xb0 [ 2021.454454] proc_reg_read+0x1bd/0x2d0 [ 2021.458330] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2021.463250] ? lock_acquire+0x170/0x3c0 [ 2021.467213] ? __fdget_pos+0x26f/0x310 [ 2021.471103] __vfs_read+0xf7/0x750 [ 2021.474629] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2021.479546] ? __se_sys_copy_file_range+0x410/0x410 [ 2021.484550] ? fsnotify_first_mark+0x200/0x200 [ 2021.489127] ? mutex_trylock+0x1a0/0x1a0 [ 2021.493181] ? security_file_permission+0x1c0/0x220 [ 2021.498203] vfs_read+0x194/0x3c0 [ 2021.501645] ksys_read+0x12b/0x2a0 [ 2021.505174] ? kernel_write+0x110/0x110 [ 2021.509138] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2021.514141] ? do_syscall_64+0x21/0x620 [ 2021.518105] do_syscall_64+0xf9/0x620 [ 2021.521911] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2021.527086] RIP: 0033:0x7f32b454c22d [ 2021.530795] Code: Bad RIP value. [ 2021.534154] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2021.541848] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2021.549105] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2021.556361] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2021.563615] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2021.570868] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2021.578144] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2021.578261] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2021.585440] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2021.595564] in:imklog cpuset=/ mems_allowed=0-1 [ 2021.604895] Call Trace: [ 2021.612121] dump_stack+0x1fc/0x2ef [ 2021.615741] warn_alloc.cold+0x7b/0x18f [ 2021.619705] ? zone_watermark_ok_safe+0x260/0x260 [ 2021.624544] ? wakeup_kcompactd+0x27/0x540 [ 2021.628772] ? wakeup_kswapd+0x3cb/0x660 [ 2021.632822] ? __zone_watermark_ok+0x300/0x300 [ 2021.637402] ? wake_all_kswapds+0x143/0x2c0 [ 2021.641718] __alloc_pages_nodemask+0x232f/0x2890 [ 2021.646565] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2021.651412] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2021.656242] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2021.661073] ? retint_kernel+0x2d/0x2d [ 2021.664957] ? console_unlock+0xf67/0x1110 [ 2021.669191] ? console_unlock+0xf6e/0x1110 [ 2021.673415] ? check_preemption_disabled+0x41/0x280 [ 2021.678421] ? ____cache_alloc_node+0x156/0x1d0 [ 2021.683080] cache_grow_begin+0xa4/0x8a0 [ 2021.687138] fallback_alloc+0x213/0x2e0 [ 2021.691113] kmem_cache_alloc_node+0xe3/0x3b0 [ 2021.695600] __alloc_skb+0x71/0x560 [ 2021.699219] new_skb+0x24/0x1c0 [ 2021.702487] aoecmd_cfg+0x191/0x5e0 [ 2021.706106] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2021.710423] ? round_jiffies_up_relative+0xd0/0xd0 [ 2021.715346] call_timer_fn+0x177/0x700 [ 2021.719219] ? aoedev_exit+0x50/0x50 [ 2021.722921] ? process_timeout+0x40/0x40 [ 2021.726986] ? _raw_spin_unlock_irq+0x24/0x80 [ 2021.731469] ? aoedev_exit+0x50/0x50 [ 2021.735178] ? aoedev_exit+0x50/0x50 [ 2021.738880] expire_timers+0x243/0x4e0 [ 2021.742759] run_timer_softirq+0x21c/0x670 [ 2021.746985] ? expire_timers+0x4e0/0x4e0 [ 2021.751034] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2021.756135] ? mac80211_hwsim_beacon+0x150/0x190 [ 2021.760881] ? check_preemption_disabled+0x41/0x280 [ 2021.765887] __do_softirq+0x265/0x980 [ 2021.769682] ? __local_bh_enable_ip+0x270/0x270 [ 2021.774348] run_ksoftirqd+0x57/0x110 [ 2021.778138] smpboot_thread_fn+0x655/0x9e0 [ 2021.782367] ? __kthread_parkme+0x4c/0x1e0 [ 2021.786590] ? sort_range+0x30/0x30 [ 2021.790202] ? __kthread_parkme+0x133/0x1e0 [ 2021.794512] ? sort_range+0x30/0x30 [ 2021.798125] kthread+0x33f/0x460 [ 2021.801477] ? kthread_park+0x180/0x180 [ 2021.805444] ret_from_fork+0x24/0x30 [ 2021.809152] warn_alloc_show_mem: 1 callbacks suppressed [ 2021.809161] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2021.809163] Mem-Info: [ 2021.809189] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2021.809189] active_file:13 inactive_file:13 isolated_file:0 [ 2021.809189] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2021.809189] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2021.809189] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2021.809189] free:11077 free_pcp:541 free_cma:0 [ 2021.814520] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2021.821869] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2021.824251] Call Trace: [ 2021.857655] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2021.866987] [ 2021.894886] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2021.897464] dump_stack+0x1fc/0x2ef [ 2021.923109] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2021.925263] warn_alloc.cold+0x7b/0x18f [ 2021.951338] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2021.954965] ? zone_watermark_ok_safe+0x260/0x260 [ 2021.959936] lowmem_reserve[]: 0 0 1 1 1 [ 2021.963895] ? wakeup_kcompactd+0x27/0x540 [ 2021.992834] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2021.997666] ? wakeup_kswapd+0x3cb/0x660 [ 2022.001606] lowmem_reserve[]: 0 0 0 0 0 [ 2022.005824] ? __zone_watermark_ok+0x300/0x300 [ 2022.031641] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2022.035695] ? wake_all_kswapds+0x143/0x2c0 [ 2022.039634] lowmem_reserve[]: 0 0 0 0 0 [ 2022.044225] __alloc_pages_nodemask+0x232f/0x2890 [ 2022.071863] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2022.076185] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2022.080128] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2022.084959] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2022.097760] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2022.102588] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2022.116948] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2022.121781] ? mark_held_locks+0xf0/0xf0 [ 2022.132758] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2022.137588] ? mark_held_locks+0xf0/0xf0 [ 2022.152468] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2022.156507] ? ____cache_alloc_node+0x156/0x1d0 [ 2022.165313] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2022.169354] cache_grow_begin+0xa4/0x8a0 [ 2022.177904] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2022.182557] fallback_alloc+0x213/0x2e0 [ 2022.191355] 28277 total pagecache pages [ 2022.195402] kmem_cache_alloc_node+0xe3/0x3b0 [ 2022.203961] 0 pages in swap cache [ 2022.207918] __alloc_skb+0x71/0x560 [ 2022.211859] Swap cache stats: add 0, delete 0, find 0/0 [ 2022.216349] __pskb_copy_fclone+0x10c/0xcc0 [ 2022.219813] Free swap = 0kB [ 2022.223449] ? check_preemption_disabled+0x41/0x280 [ 2022.228781] Total swap = 0kB [ 2022.233094] tipc_udp_send_msg+0x302/0x490 [ 2022.236077] 2097051 pages RAM [ 2022.241086] tipc_bearer_xmit_skb+0x15b/0x330 [ 2022.244069] 0 pages HighMem/MovableOnly [ 2022.248288] tipc_disc_timeout+0x855/0xc90 [ 2022.251361] 369649 pages reserved [ 2022.255840] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2022.259816] 0 pages cma reserved [ 2022.259891] aoe: skb alloc failure [ 2022.264042] ? lock_downgrade+0x720/0x720 [ 2022.264060] ? assoc_array_delete+0x283/0xc10 [ 2022.264081] call_timer_fn+0x177/0x700 [ 2022.267528] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2022.271986] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2022.275349] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2022.278875] ? process_timeout+0x40/0x40 [ 2022.314989] ? mark_held_locks+0xa6/0xf0 [ 2022.319040] ? _raw_spin_unlock_irq+0x24/0x80 [ 2022.323537] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2022.328037] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2022.332534] expire_timers+0x243/0x4e0 [ 2022.336427] run_timer_softirq+0x21c/0x670 [ 2022.340668] ? expire_timers+0x4e0/0x4e0 [ 2022.344725] ? check_preemption_disabled+0x41/0x280 [ 2022.349754] __do_softirq+0x265/0x980 [ 2022.353557] irq_exit+0x215/0x260 [ 2022.357006] smp_apic_timer_interrupt+0x136/0x550 [ 2022.361846] apic_timer_interrupt+0xf/0x20 [ 2022.366084] [ 2022.368311] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2022.373754] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2022.392644] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2022.400338] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2022.407595] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2022.414861] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2022.422115] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2022.429380] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2022.436649] ? list_lru_count_one+0x41/0x360 [ 2022.441054] list_lru_count_one+0x41/0x360 [ 2022.445278] super_cache_count+0x1b4/0x2e0 [ 2022.449499] ? f2fs_shrink_count+0x217/0x2a0 [ 2022.453896] do_shrink_slab+0x10b/0xa40 [ 2022.457866] shrink_slab+0x16f/0x550 [ 2022.461569] ? do_shrink_slab+0xa40/0xa40 [ 2022.465713] shrink_node.isra.0+0x2d3/0x1300 [ 2022.470119] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2022.474991] ? queue_work_on+0x11a/0x1f0 [ 2022.479041] ? vmpressure+0x28a/0x320 [ 2022.482834] do_try_to_free_pages+0x38e/0xfe0 [ 2022.487334] ? node_reclaim+0x850/0x850 [ 2022.491302] try_to_free_pages+0x27f/0x7c0 [ 2022.495527] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2022.500195] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2022.505204] __alloc_pages_nodemask+0xcc8/0x2890 [ 2022.509969] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2022.514796] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2022.519630] ? finish_task_switch+0x146/0x760 [ 2022.524123] ? mark_held_locks+0xa6/0xf0 [ 2022.528185] ? ____cache_alloc_node+0x156/0x1d0 [ 2022.532840] ? cache_grow_begin+0x64/0x8a0 [ 2022.537064] cache_grow_begin+0xa4/0x8a0 [ 2022.541116] fallback_alloc+0x213/0x2e0 [ 2022.545083] kmem_cache_alloc_trace+0x1f1/0x380 [ 2022.549755] do_syslog.part.0+0x24f/0x1510 [ 2022.554030] ? console_trylock+0x90/0x90 [ 2022.558076] ? wait_woken+0x250/0x250 [ 2022.561866] ? security_syslog+0x73/0x90 [ 2022.565918] do_syslog+0x49/0x60 [ 2022.569274] kmsg_read+0x8a/0xb0 [ 2022.572640] ? kmsg_poll+0xb0/0xb0 [ 2022.576171] proc_reg_read+0x1bd/0x2d0 [ 2022.580048] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2022.584971] ? lock_acquire+0x170/0x3c0 [ 2022.588933] ? __fdget_pos+0x26f/0x310 [ 2022.592816] __vfs_read+0xf7/0x750 [ 2022.596342] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2022.601258] ? __se_sys_copy_file_range+0x410/0x410 [ 2022.606259] ? fsnotify_first_mark+0x200/0x200 [ 2022.610834] ? mutex_trylock+0x1a0/0x1a0 [ 2022.614900] ? security_file_permission+0x1c0/0x220 [ 2022.619921] vfs_read+0x194/0x3c0 [ 2022.623366] ksys_read+0x12b/0x2a0 [ 2022.626897] ? kernel_write+0x110/0x110 [ 2022.630859] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2022.635863] ? do_syscall_64+0x21/0x620 [ 2022.639835] do_syscall_64+0xf9/0x620 [ 2022.643625] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2022.648801] RIP: 0033:0x7f32b454c22d [ 2022.652506] Code: Bad RIP value. [ 2022.655852] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2022.663544] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2022.670799] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2022.678054] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2022.685310] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2022.692565] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2022.699843] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2022.700048] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2022.707117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2022.717229] in:imklog cpuset=/ mems_allowed=0-1 [ 2022.726561] Call Trace: [ 2022.733782] dump_stack+0x1fc/0x2ef [ 2022.737398] warn_alloc.cold+0x7b/0x18f [ 2022.741370] ? zone_watermark_ok_safe+0x260/0x260 [ 2022.746208] ? wakeup_kcompactd+0x27/0x540 [ 2022.750447] ? wakeup_kswapd+0x3cb/0x660 [ 2022.754496] ? __zone_watermark_ok+0x300/0x300 [ 2022.759066] ? wake_all_kswapds+0x143/0x2c0 [ 2022.763377] __alloc_pages_nodemask+0x232f/0x2890 [ 2022.768219] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2022.773046] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2022.777878] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2022.782720] ? console_unlock+0xf35/0x1110 [ 2022.786958] ? netconsole_netdev_event+0x280/0x280 [ 2022.791878] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2022.796451] ? check_preemption_disabled+0x41/0x280 [ 2022.801463] ? ____cache_alloc_node+0x156/0x1d0 [ 2022.806120] cache_grow_begin+0xa4/0x8a0 [ 2022.810173] fallback_alloc+0x213/0x2e0 [ 2022.814139] kmem_cache_alloc_node+0xe3/0x3b0 [ 2022.818634] __alloc_skb+0x71/0x560 [ 2022.822250] new_skb+0x24/0x1c0 [ 2022.825529] aoecmd_cfg+0x191/0x5e0 [ 2022.829142] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2022.833459] ? round_jiffies_up_relative+0xd0/0xd0 [ 2022.838384] call_timer_fn+0x177/0x700 [ 2022.842257] ? aoedev_exit+0x50/0x50 [ 2022.845961] ? process_timeout+0x40/0x40 [ 2022.850012] ? _raw_spin_unlock_irq+0x24/0x80 [ 2022.854492] ? aoedev_exit+0x50/0x50 [ 2022.858192] ? aoedev_exit+0x50/0x50 [ 2022.861894] expire_timers+0x243/0x4e0 [ 2022.865772] run_timer_softirq+0x21c/0x670 [ 2022.869995] ? expire_timers+0x4e0/0x4e0 [ 2022.874047] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2022.879136] ? mac80211_hwsim_beacon+0x150/0x190 [ 2022.883882] ? check_preemption_disabled+0x41/0x280 [ 2022.888893] __do_softirq+0x265/0x980 [ 2022.892686] ? __local_bh_enable_ip+0x270/0x270 [ 2022.897349] run_ksoftirqd+0x57/0x110 [ 2022.901135] smpboot_thread_fn+0x655/0x9e0 [ 2022.905362] ? __kthread_parkme+0x4c/0x1e0 [ 2022.909600] ? sort_range+0x30/0x30 [ 2022.913215] ? __kthread_parkme+0x133/0x1e0 [ 2022.917525] ? sort_range+0x30/0x30 [ 2022.921142] kthread+0x33f/0x460 [ 2022.924496] ? kthread_park+0x180/0x180 [ 2022.928462] ret_from_fork+0x24/0x30 [ 2022.932173] warn_alloc_show_mem: 1 callbacks suppressed [ 2022.932182] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2022.932184] Mem-Info: [ 2022.932210] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2022.932210] active_file:13 inactive_file:13 isolated_file:0 [ 2022.932210] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2022.932210] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2022.932210] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2022.932210] free:11077 free_pcp:541 free_cma:0 [ 2022.937541] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2022.944889] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2022.947295] Call Trace: [ 2022.980697] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2022.990019] [ 2023.017839] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2023.020423] dump_stack+0x1fc/0x2ef [ 2023.020441] warn_alloc.cold+0x7b/0x18f [ 2023.046079] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2023.048230] ? zone_watermark_ok_safe+0x260/0x260 [ 2023.074304] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2023.077924] ? wakeup_kcompactd+0x27/0x540 [ 2023.081874] lowmem_reserve[]: 0 0 1 1 1 [ 2023.086878] ? wakeup_kswapd+0x3cb/0x660 [ 2023.091687] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2023.120648] ? __zone_watermark_ok+0x300/0x300 [ 2023.124848] lowmem_reserve[]: 0 0 0 0 0 [ 2023.128809] ? wake_all_kswapds+0x143/0x2c0 [ 2023.132863] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2023.158702] __alloc_pages_nodemask+0x232f/0x2890 [ 2023.163249] lowmem_reserve[]: 0 0 0 0 0 [ 2023.167237] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2023.171512] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2023.199184] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2023.204006] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2023.207978] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2023.212788] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2023.225615] ? mark_held_locks+0xf0/0xf0 [ 2023.230440] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2023.244818] ? lock_downgrade+0x720/0x720 [ 2023.249637] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2023.260623] ? static_obj+0x50/0x50 [ 2023.264657] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2023.279546] ? ____cache_alloc_node+0x156/0x1d0 [ 2023.283665] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2023.292478] cache_grow_begin+0xa4/0x8a0 [ 2023.296078] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2023.304635] fallback_alloc+0x213/0x2e0 [ 2023.309271] 28277 total pagecache pages [ 2023.318091] kmem_cache_alloc_node+0xe3/0x3b0 [ 2023.322120] 0 pages in swap cache [ 2023.330693] __alloc_skb+0x71/0x560 [ 2023.334635] Swap cache stats: add 0, delete 0, find 0/0 [ 2023.338591] __netdev_alloc_skb+0x76/0x460 [ 2023.343053] Free swap = 0kB [ 2023.346494] send_hsr_supervision_frame+0x107/0xf70 [ 2023.350088] Total swap = 0kB [ 2023.355439] ? lock_acquire+0x170/0x3c0 [ 2023.359643] 2097051 pages RAM [ 2023.362650] ? check_preemption_disabled+0x41/0x280 [ 2023.367630] 0 pages HighMem/MovableOnly [ 2023.370750] hsr_announce+0x125/0x3a0 [ 2023.374708] 369649 pages reserved [ 2023.377808] call_timer_fn+0x177/0x700 [ 2023.382787] 0 pages cma reserved [ 2023.386752] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2023.390587] aoe: skb alloc failure [ 2023.393967] ? process_timeout+0x40/0x40 [ 2023.397870] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2023.401176] ? mark_held_locks+0xa6/0xf0 [ 2023.406332] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2023.409858] ? _raw_spin_unlock_irq+0x24/0x80 [ 2023.437589] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2023.442769] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2023.447969] expire_timers+0x243/0x4e0 [ 2023.451849] run_timer_softirq+0x21c/0x670 [ 2023.456071] ? expire_timers+0x4e0/0x4e0 [ 2023.460124] ? check_preemption_disabled+0x41/0x280 [ 2023.465131] __do_softirq+0x265/0x980 [ 2023.468928] irq_exit+0x215/0x260 [ 2023.472374] smp_apic_timer_interrupt+0x136/0x550 [ 2023.477225] apic_timer_interrupt+0xf/0x20 [ 2023.481443] [ 2023.483672] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2023.489114] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2023.508000] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2023.515704] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2023.522967] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2023.530221] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2023.537474] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2023.544728] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2023.551998] ? list_lru_count_one+0x41/0x360 [ 2023.556400] list_lru_count_one+0x41/0x360 [ 2023.560625] super_cache_count+0x1b4/0x2e0 [ 2023.564845] ? f2fs_shrink_count+0x217/0x2a0 [ 2023.569243] do_shrink_slab+0x10b/0xa40 [ 2023.573211] shrink_slab+0x16f/0x550 [ 2023.577001] ? do_shrink_slab+0xa40/0xa40 [ 2023.581146] shrink_node.isra.0+0x2d3/0x1300 [ 2023.585551] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2023.590381] ? queue_work_on+0x11a/0x1f0 [ 2023.594429] ? vmpressure+0x28a/0x320 [ 2023.598219] do_try_to_free_pages+0x38e/0xfe0 [ 2023.602709] ? node_reclaim+0x850/0x850 [ 2023.606679] try_to_free_pages+0x27f/0x7c0 [ 2023.610905] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2023.615575] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2023.620598] __alloc_pages_nodemask+0xcc8/0x2890 [ 2023.625356] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2023.630191] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2023.635020] ? finish_task_switch+0x146/0x760 [ 2023.639516] ? mark_held_locks+0xa6/0xf0 [ 2023.643564] ? ____cache_alloc_node+0x156/0x1d0 [ 2023.648220] ? cache_grow_begin+0x64/0x8a0 [ 2023.652444] cache_grow_begin+0xa4/0x8a0 [ 2023.656526] fallback_alloc+0x213/0x2e0 [ 2023.660498] kmem_cache_alloc_trace+0x1f1/0x380 [ 2023.665159] do_syslog.part.0+0x24f/0x1510 [ 2023.669385] ? console_trylock+0x90/0x90 [ 2023.673432] ? wait_woken+0x250/0x250 [ 2023.677226] ? security_syslog+0x73/0x90 [ 2023.681275] do_syslog+0x49/0x60 [ 2023.684636] kmsg_read+0x8a/0xb0 [ 2023.687992] ? kmsg_poll+0xb0/0xb0 [ 2023.691518] proc_reg_read+0x1bd/0x2d0 [ 2023.695393] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2023.700321] ? lock_acquire+0x170/0x3c0 [ 2023.704299] ? __fdget_pos+0x26f/0x310 [ 2023.708186] __vfs_read+0xf7/0x750 [ 2023.711713] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2023.716638] ? __se_sys_copy_file_range+0x410/0x410 [ 2023.721650] ? fsnotify_first_mark+0x200/0x200 [ 2023.726226] ? mutex_trylock+0x1a0/0x1a0 [ 2023.730279] ? security_file_permission+0x1c0/0x220 [ 2023.735288] vfs_read+0x194/0x3c0 [ 2023.738735] ksys_read+0x12b/0x2a0 [ 2023.742266] ? kernel_write+0x110/0x110 [ 2023.746244] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2023.751247] ? do_syscall_64+0x21/0x620 [ 2023.755223] do_syscall_64+0xf9/0x620 [ 2023.759014] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2023.764189] RIP: 0033:0x7f32b454c22d [ 2023.767892] Code: Bad RIP value. [ 2023.771243] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2023.778948] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2023.786235] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2023.793497] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2023.800757] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2023.808012] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2023.815290] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2023.815536] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2023.822569] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2023.832681] in:imklog cpuset=/ mems_allowed=0-1 [ 2023.842031] Call Trace: [ 2023.849279] dump_stack+0x1fc/0x2ef [ 2023.852910] warn_alloc.cold+0x7b/0x18f [ 2023.856881] ? zone_watermark_ok_safe+0x260/0x260 [ 2023.861715] ? wakeup_kcompactd+0x27/0x540 [ 2023.865950] ? wakeup_kswapd+0x3cb/0x660 [ 2023.870003] ? __zone_watermark_ok+0x300/0x300 [ 2023.874585] ? wake_all_kswapds+0x143/0x2c0 [ 2023.878913] __alloc_pages_nodemask+0x232f/0x2890 [ 2023.883760] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2023.888592] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2023.893422] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2023.898252] ? retint_kernel+0x2d/0x2d [ 2023.902135] ? console_unlock+0xf67/0x1110 [ 2023.906356] ? console_unlock+0xf6e/0x1110 [ 2023.910580] ? check_preemption_disabled+0x41/0x280 [ 2023.915588] ? ____cache_alloc_node+0x156/0x1d0 [ 2023.920247] cache_grow_begin+0xa4/0x8a0 [ 2023.924300] fallback_alloc+0x213/0x2e0 [ 2023.928267] kmem_cache_alloc_node+0xe3/0x3b0 [ 2023.932753] __alloc_skb+0x71/0x560 [ 2023.936371] new_skb+0x24/0x1c0 [ 2023.939641] aoecmd_cfg+0x191/0x5e0 [ 2023.943258] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2023.947575] ? round_jiffies_up_relative+0xd0/0xd0 [ 2023.952499] call_timer_fn+0x177/0x700 [ 2023.956371] ? aoedev_exit+0x50/0x50 [ 2023.960071] ? process_timeout+0x40/0x40 [ 2023.964123] ? _raw_spin_unlock_irq+0x24/0x80 [ 2023.968602] ? aoedev_exit+0x50/0x50 [ 2023.972303] ? aoedev_exit+0x50/0x50 [ 2023.976005] expire_timers+0x243/0x4e0 [ 2023.979884] run_timer_softirq+0x21c/0x670 [ 2023.984110] ? expire_timers+0x4e0/0x4e0 [ 2023.988163] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2023.993261] ? mac80211_hwsim_beacon+0x150/0x190 [ 2023.998005] ? check_preemption_disabled+0x41/0x280 [ 2024.003014] __do_softirq+0x265/0x980 [ 2024.006816] ? __local_bh_enable_ip+0x270/0x270 [ 2024.011490] run_ksoftirqd+0x57/0x110 [ 2024.015288] smpboot_thread_fn+0x655/0x9e0 [ 2024.019529] ? __kthread_parkme+0x4c/0x1e0 [ 2024.023756] ? sort_range+0x30/0x30 [ 2024.027375] ? __kthread_parkme+0x133/0x1e0 [ 2024.031688] ? sort_range+0x30/0x30 [ 2024.035310] kthread+0x33f/0x460 [ 2024.038673] ? kthread_park+0x180/0x180 [ 2024.042642] ret_from_fork+0x24/0x30 [ 2024.046350] warn_alloc_show_mem: 1 callbacks suppressed [ 2024.046360] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2024.046362] Mem-Info: [ 2024.046388] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2024.046388] active_file:13 inactive_file:13 isolated_file:0 [ 2024.046388] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2024.046388] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2024.046388] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2024.046388] free:11077 free_pcp:541 free_cma:0 [ 2024.051721] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2024.059073] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2024.061457] Call Trace: [ 2024.094849] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2024.104169] [ 2024.131986] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2024.134560] dump_stack+0x1fc/0x2ef [ 2024.160225] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2024.162379] warn_alloc.cold+0x7b/0x18f [ 2024.188454] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2024.192074] ? zone_watermark_ok_safe+0x260/0x260 [ 2024.197059] lowmem_reserve[]: 0 0 1 1 1 [ 2024.201020] ? wakeup_kcompactd+0x27/0x540 [ 2024.229960] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2024.235055] ? wakeup_kswapd+0x3cb/0x660 [ 2024.238996] lowmem_reserve[]: 0 0 0 0 0 [ 2024.243217] ? __zone_watermark_ok+0x300/0x300 [ 2024.269122] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2024.273173] ? wake_all_kswapds+0x143/0x2c0 [ 2024.277112] lowmem_reserve[]: 0 0 0 0 0 [ 2024.281684] __alloc_pages_nodemask+0x232f/0x2890 [ 2024.309497] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2024.313823] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2024.317753] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2024.322583] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2024.335392] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2024.340240] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2024.354599] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2024.359437] ? mark_held_locks+0xf0/0xf0 [ 2024.370410] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2024.375231] ? static_obj+0x50/0x50 [ 2024.390117] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2024.394162] ? ____cache_alloc_node+0x156/0x1d0 [ 2024.402983] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2024.406593] cache_grow_begin+0xa4/0x8a0 [ 2024.415138] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2024.419790] fallback_alloc+0x213/0x2e0 [ 2024.428591] 28277 total pagecache pages [ 2024.432654] kmem_cache_alloc_node+0xe3/0x3b0 [ 2024.441201] 0 pages in swap cache [ 2024.445157] __alloc_skb+0x71/0x560 [ 2024.449104] Swap cache stats: add 0, delete 0, find 0/0 [ 2024.453581] __netdev_alloc_skb+0x76/0x460 [ 2024.457005] Free swap = 0kB [ 2024.460621] send_hsr_supervision_frame+0x107/0xf70 [ 2024.465955] Total swap = 0kB [ 2024.470191] ? lock_acquire+0x170/0x3c0 [ 2024.473194] 2097051 pages RAM [ 2024.478196] ? check_preemption_disabled+0x41/0x280 [ 2024.481182] 0 pages HighMem/MovableOnly [ 2024.485147] hsr_announce+0x125/0x3a0 [ 2024.488218] 369649 pages reserved [ 2024.493220] call_timer_fn+0x177/0x700 [ 2024.497166] 0 pages cma reserved [ 2024.500967] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2024.504493] aoe: skb alloc failure [ 2024.508260] ? process_timeout+0x40/0x40 [ 2024.511620] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2024.516774] ? mark_held_locks+0xa6/0xf0 [ 2024.520296] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2024.524348] ? _raw_spin_unlock_irq+0x24/0x80 [ 2024.547963] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2024.553144] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2024.558326] expire_timers+0x243/0x4e0 [ 2024.562206] run_timer_softirq+0x21c/0x670 [ 2024.566433] ? expire_timers+0x4e0/0x4e0 [ 2024.570502] ? check_preemption_disabled+0x41/0x280 [ 2024.575513] __do_softirq+0x265/0x980 [ 2024.579311] irq_exit+0x215/0x260 [ 2024.582754] smp_apic_timer_interrupt+0x136/0x550 [ 2024.587588] apic_timer_interrupt+0xf/0x20 [ 2024.591808] [ 2024.594038] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2024.599477] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2024.618368] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2024.626066] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2024.633325] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2024.640581] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2024.647847] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2024.655110] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2024.662382] ? list_lru_count_one+0x41/0x360 [ 2024.666782] list_lru_count_one+0x41/0x360 [ 2024.671013] super_cache_count+0x1b4/0x2e0 [ 2024.675253] ? f2fs_shrink_count+0x217/0x2a0 [ 2024.679653] do_shrink_slab+0x10b/0xa40 [ 2024.683621] shrink_slab+0x16f/0x550 [ 2024.687325] ? do_shrink_slab+0xa40/0xa40 [ 2024.691485] shrink_node.isra.0+0x2d3/0x1300 [ 2024.695899] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2024.700731] ? queue_work_on+0x11a/0x1f0 [ 2024.704788] ? vmpressure+0x28a/0x320 [ 2024.708582] do_try_to_free_pages+0x38e/0xfe0 [ 2024.713076] ? node_reclaim+0x850/0x850 [ 2024.717046] try_to_free_pages+0x27f/0x7c0 [ 2024.721271] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2024.725942] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2024.730954] __alloc_pages_nodemask+0xcc8/0x2890 [ 2024.735714] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2024.740548] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2024.745395] ? finish_task_switch+0x146/0x760 [ 2024.749890] ? mark_held_locks+0xa6/0xf0 [ 2024.753938] ? ____cache_alloc_node+0x156/0x1d0 [ 2024.758597] ? cache_grow_begin+0x64/0x8a0 [ 2024.762823] cache_grow_begin+0xa4/0x8a0 [ 2024.767745] fallback_alloc+0x213/0x2e0 [ 2024.771733] kmem_cache_alloc_trace+0x1f1/0x380 [ 2024.776394] do_syslog.part.0+0x24f/0x1510 [ 2024.780639] ? console_trylock+0x90/0x90 [ 2024.784688] ? wait_woken+0x250/0x250 [ 2024.788490] ? security_syslog+0x73/0x90 [ 2024.792545] do_syslog+0x49/0x60 [ 2024.795904] kmsg_read+0x8a/0xb0 [ 2024.799258] ? kmsg_poll+0xb0/0xb0 [ 2024.802788] proc_reg_read+0x1bd/0x2d0 [ 2024.806668] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2024.811584] ? lock_acquire+0x170/0x3c0 [ 2024.815546] ? __fdget_pos+0x26f/0x310 [ 2024.819424] __vfs_read+0xf7/0x750 [ 2024.822955] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2024.827874] ? __se_sys_copy_file_range+0x410/0x410 [ 2024.832880] ? fsnotify_first_mark+0x200/0x200 [ 2024.837456] ? mutex_trylock+0x1a0/0x1a0 [ 2024.841510] ? security_file_permission+0x1c0/0x220 [ 2024.846518] vfs_read+0x194/0x3c0 [ 2024.849980] ksys_read+0x12b/0x2a0 [ 2024.853508] ? kernel_write+0x110/0x110 [ 2024.857475] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2024.862496] ? do_syscall_64+0x21/0x620 [ 2024.866460] do_syscall_64+0xf9/0x620 [ 2024.870255] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2024.875433] RIP: 0033:0x7f32b454c22d [ 2024.879146] Code: Bad RIP value. [ 2024.882501] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2024.890213] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2024.897504] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2024.904759] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2024.912023] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2024.919279] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2024.926554] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2024.926653] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2024.933828] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2024.943941] in:imklog cpuset=/ mems_allowed=0-1 [ 2024.953290] Call Trace: [ 2024.960513] dump_stack+0x1fc/0x2ef [ 2024.964132] warn_alloc.cold+0x7b/0x18f [ 2024.968105] ? zone_watermark_ok_safe+0x260/0x260 [ 2024.972937] ? wakeup_kcompactd+0x27/0x540 [ 2024.977177] ? wakeup_kswapd+0x3cb/0x660 [ 2024.981227] ? __zone_watermark_ok+0x300/0x300 [ 2024.985799] ? wake_all_kswapds+0x143/0x2c0 [ 2024.990115] __alloc_pages_nodemask+0x232f/0x2890 [ 2024.994962] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2024.999795] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2025.004629] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2025.009475] ? console_unlock+0xf35/0x1110 [ 2025.013702] ? netconsole_netdev_event+0x280/0x280 [ 2025.018621] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2025.023204] ? check_preemption_disabled+0x41/0x280 [ 2025.029272] ? ____cache_alloc_node+0x156/0x1d0 [ 2025.033934] cache_grow_begin+0xa4/0x8a0 [ 2025.037989] fallback_alloc+0x213/0x2e0 [ 2025.041961] kmem_cache_alloc_node+0xe3/0x3b0 [ 2025.046456] __alloc_skb+0x71/0x560 [ 2025.050078] new_skb+0x24/0x1c0 [ 2025.053348] aoecmd_cfg+0x191/0x5e0 [ 2025.056967] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2025.061285] ? round_jiffies_up_relative+0xd0/0xd0 [ 2025.066209] call_timer_fn+0x177/0x700 [ 2025.070082] ? aoedev_exit+0x50/0x50 [ 2025.073790] ? process_timeout+0x40/0x40 [ 2025.077845] ? _raw_spin_unlock_irq+0x24/0x80 [ 2025.082328] ? aoedev_exit+0x50/0x50 [ 2025.086029] ? aoedev_exit+0x50/0x50 [ 2025.089732] expire_timers+0x243/0x4e0 [ 2025.093612] run_timer_softirq+0x21c/0x670 [ 2025.097837] ? expire_timers+0x4e0/0x4e0 [ 2025.101886] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2025.106978] ? mac80211_hwsim_beacon+0x150/0x190 [ 2025.111737] ? check_preemption_disabled+0x41/0x280 [ 2025.116747] __do_softirq+0x265/0x980 [ 2025.120545] ? __local_bh_enable_ip+0x270/0x270 [ 2025.125207] run_ksoftirqd+0x57/0x110 [ 2025.128995] smpboot_thread_fn+0x655/0x9e0 [ 2025.133220] ? __kthread_parkme+0x4c/0x1e0 [ 2025.137453] ? sort_range+0x30/0x30 [ 2025.141067] ? __kthread_parkme+0x133/0x1e0 [ 2025.145377] ? sort_range+0x30/0x30 [ 2025.148990] kthread+0x33f/0x460 [ 2025.152345] ? kthread_park+0x180/0x180 [ 2025.156312] ret_from_fork+0x24/0x30 [ 2025.161341] warn_alloc_show_mem: 1 callbacks suppressed [ 2025.161350] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2025.161352] Mem-Info: [ 2025.161377] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2025.161377] active_file:13 inactive_file:13 isolated_file:0 [ 2025.161377] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2025.161377] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2025.161377] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2025.161377] free:11077 free_pcp:541 free_cma:0 [ 2025.166725] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2025.174096] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2025.176490] Call Trace: [ 2025.209903] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2025.219222] [ 2025.247075] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2025.249762] dump_stack+0x1fc/0x2ef [ 2025.275415] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2025.277564] warn_alloc.cold+0x7b/0x18f [ 2025.303633] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2025.307259] ? zone_watermark_ok_safe+0x260/0x260 [ 2025.312235] lowmem_reserve[]: 0 0 1 1 1 [ 2025.316205] ? wakeup_kcompactd+0x27/0x540 [ 2025.345178] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2025.350036] ? wakeup_kswapd+0x3cb/0x660 [ 2025.353985] lowmem_reserve[]: 0 0 0 0 0 [ 2025.358229] ? __zone_watermark_ok+0x300/0x300 [ 2025.384054] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2025.388105] ? wake_all_kswapds+0x143/0x2c0 [ 2025.392042] lowmem_reserve[]: 0 0 0 0 0 [ 2025.396635] __alloc_pages_nodemask+0x232f/0x2890 [ 2025.424276] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2025.428603] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2025.432528] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2025.437355] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2025.450148] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2025.454989] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2025.469372] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2025.474210] ? static_obj+0x50/0x50 [ 2025.485189] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2025.490012] ? ____cache_alloc_node+0x156/0x1d0 [ 2025.504984] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2025.508614] cache_grow_begin+0xa4/0x8a0 [ 2025.517506] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2025.522169] fallback_alloc+0x213/0x2e0 [ 2025.530715] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2025.530723] 28277 total pagecache pages [ 2025.534789] kmem_cache_alloc_node+0xe3/0x3b0 [ 2025.543594] 0 pages in swap cache [ 2025.547649] __alloc_skb+0x71/0x560 [ 2025.556191] Swap cache stats: add 0, delete 0, find 0/0 [ 2025.556198] Free swap = 0kB [ 2025.560170] __netdev_alloc_skb+0x76/0x460 [ 2025.564641] Total swap = 0kB [ 2025.568097] send_hsr_supervision_frame+0x107/0xf70 [ 2025.571692] 2097051 pages RAM [ 2025.577040] ? lock_acquire+0x170/0x3c0 [ 2025.580030] 0 pages HighMem/MovableOnly [ 2025.584252] ? check_preemption_disabled+0x41/0x280 [ 2025.587759] 369649 pages reserved [ 2025.594063] hsr_announce+0x125/0x3a0 [ 2025.597149] 0 pages cma reserved [ 2025.597220] aoe: skb alloc failure [ 2025.601117] call_timer_fn+0x177/0x700 [ 2025.605116] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2025.610075] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2025.613499] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2025.617287] ? process_timeout+0x40/0x40 [ 2025.652326] ? mark_held_locks+0xa6/0xf0 [ 2025.656401] ? _raw_spin_unlock_irq+0x24/0x80 [ 2025.660886] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2025.666074] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2025.671255] expire_timers+0x243/0x4e0 [ 2025.675163] run_timer_softirq+0x21c/0x670 [ 2025.679400] ? expire_timers+0x4e0/0x4e0 [ 2025.683465] ? check_preemption_disabled+0x41/0x280 [ 2025.688512] __do_softirq+0x265/0x980 [ 2025.692325] irq_exit+0x215/0x260 [ 2025.695773] smp_apic_timer_interrupt+0x136/0x550 [ 2025.700612] apic_timer_interrupt+0xf/0x20 [ 2025.704839] [ 2025.707069] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2025.712511] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2025.731488] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2025.739186] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2025.746442] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2025.753784] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2025.761128] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2025.768439] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2025.775726] ? list_lru_count_one+0x41/0x360 [ 2025.780140] list_lru_count_one+0x41/0x360 [ 2025.784384] super_cache_count+0x1b4/0x2e0 [ 2025.788608] ? f2fs_shrink_count+0x217/0x2a0 [ 2025.793007] do_shrink_slab+0x10b/0xa40 [ 2025.797152] shrink_slab+0x16f/0x550 [ 2025.800859] ? do_shrink_slab+0xa40/0xa40 [ 2025.805003] shrink_node.isra.0+0x2d3/0x1300 [ 2025.809413] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2025.814244] ? queue_work_on+0x11a/0x1f0 [ 2025.818297] ? vmpressure+0x28a/0x320 [ 2025.822106] do_try_to_free_pages+0x38e/0xfe0 [ 2025.826787] ? node_reclaim+0x850/0x850 [ 2025.830845] try_to_free_pages+0x27f/0x7c0 [ 2025.835071] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2025.839763] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2025.844790] __alloc_pages_nodemask+0xcc8/0x2890 [ 2025.849548] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2025.854377] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2025.859221] ? finish_task_switch+0x146/0x760 [ 2025.863730] ? mark_held_locks+0xa6/0xf0 [ 2025.867780] ? ____cache_alloc_node+0x156/0x1d0 [ 2025.872435] ? cache_grow_begin+0x64/0x8a0 [ 2025.876661] cache_grow_begin+0xa4/0x8a0 [ 2025.880716] fallback_alloc+0x213/0x2e0 [ 2025.884683] kmem_cache_alloc_trace+0x1f1/0x380 [ 2025.889355] do_syslog.part.0+0x24f/0x1510 [ 2025.893585] ? console_trylock+0x90/0x90 [ 2025.897643] ? wait_woken+0x250/0x250 [ 2025.901435] ? security_syslog+0x73/0x90 [ 2025.905488] do_syslog+0x49/0x60 [ 2025.908845] kmsg_read+0x8a/0xb0 [ 2025.912208] ? kmsg_poll+0xb0/0xb0 [ 2025.915738] proc_reg_read+0x1bd/0x2d0 [ 2025.919616] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2025.924797] ? lock_acquire+0x170/0x3c0 [ 2025.928760] ? __fdget_pos+0x26f/0x310 [ 2025.932639] __vfs_read+0xf7/0x750 [ 2025.936170] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2025.941098] ? __se_sys_copy_file_range+0x410/0x410 [ 2025.946112] ? fsnotify_first_mark+0x200/0x200 [ 2025.950686] ? mutex_trylock+0x1a0/0x1a0 [ 2025.954742] ? security_file_permission+0x1c0/0x220 [ 2025.959766] vfs_read+0x194/0x3c0 [ 2025.963217] ksys_read+0x12b/0x2a0 [ 2025.966750] ? kernel_write+0x110/0x110 [ 2025.970733] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2025.975764] ? do_syscall_64+0x21/0x620 [ 2025.979727] do_syscall_64+0xf9/0x620 [ 2025.983520] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2025.988699] RIP: 0033:0x7f32b454c22d [ 2025.992405] Code: Bad RIP value. [ 2025.995757] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2026.003453] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2026.010709] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2026.017966] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2026.025310] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2026.032580] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2026.039859] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2026.039977] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2026.047143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2026.057263] in:imklog cpuset=/ mems_allowed=0-1 [ 2026.066700] Call Trace: [ 2026.073948] dump_stack+0x1fc/0x2ef [ 2026.077568] warn_alloc.cold+0x7b/0x18f [ 2026.081538] ? zone_watermark_ok_safe+0x260/0x260 [ 2026.086388] ? wakeup_kcompactd+0x27/0x540 [ 2026.090621] ? wakeup_kswapd+0x3cb/0x660 [ 2026.094671] ? __zone_watermark_ok+0x300/0x300 [ 2026.099244] ? wake_all_kswapds+0x143/0x2c0 [ 2026.103561] __alloc_pages_nodemask+0x232f/0x2890 [ 2026.108409] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2026.113242] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2026.118076] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2026.122915] ? retint_kernel+0x2d/0x2d [ 2026.126798] ? console_unlock+0xf67/0x1110 [ 2026.131020] ? console_unlock+0xf6e/0x1110 [ 2026.135260] ? check_preemption_disabled+0x41/0x280 [ 2026.140267] ? ____cache_alloc_node+0x156/0x1d0 [ 2026.144932] cache_grow_begin+0xa4/0x8a0 [ 2026.148987] fallback_alloc+0x213/0x2e0 [ 2026.152970] kmem_cache_alloc_node+0xe3/0x3b0 [ 2026.157461] __alloc_skb+0x71/0x560 [ 2026.161084] new_skb+0x24/0x1c0 [ 2026.164354] aoecmd_cfg+0x191/0x5e0 [ 2026.167973] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2026.172291] ? round_jiffies_up_relative+0xd0/0xd0 [ 2026.177217] call_timer_fn+0x177/0x700 [ 2026.181196] ? aoedev_exit+0x50/0x50 [ 2026.184984] ? process_timeout+0x40/0x40 [ 2026.189067] ? _raw_spin_unlock_irq+0x24/0x80 [ 2026.193560] ? aoedev_exit+0x50/0x50 [ 2026.197279] ? aoedev_exit+0x50/0x50 [ 2026.200989] expire_timers+0x243/0x4e0 [ 2026.204876] run_timer_softirq+0x21c/0x670 [ 2026.209103] ? expire_timers+0x4e0/0x4e0 [ 2026.213156] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2026.218256] ? mac80211_hwsim_beacon+0x150/0x190 [ 2026.223025] ? check_preemption_disabled+0x41/0x280 [ 2026.228041] __do_softirq+0x265/0x980 [ 2026.231845] ? __local_bh_enable_ip+0x270/0x270 [ 2026.236505] run_ksoftirqd+0x57/0x110 [ 2026.240305] smpboot_thread_fn+0x655/0x9e0 [ 2026.244531] ? __kthread_parkme+0x4c/0x1e0 [ 2026.248761] ? sort_range+0x30/0x30 [ 2026.252402] ? __kthread_parkme+0x133/0x1e0 [ 2026.256720] ? sort_range+0x30/0x30 [ 2026.260339] kthread+0x33f/0x460 [ 2026.263696] ? kthread_park+0x180/0x180 [ 2026.267664] ret_from_fork+0x24/0x30 [ 2026.271377] warn_alloc_show_mem: 1 callbacks suppressed [ 2026.271387] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2026.271389] Mem-Info: [ 2026.271415] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2026.271415] active_file:13 inactive_file:13 isolated_file:0 [ 2026.271415] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2026.271415] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2026.271415] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2026.271415] free:11077 free_pcp:541 free_cma:0 [ 2026.276751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2026.284115] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2026.286509] Call Trace: [ 2026.319922] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2026.329241] [ 2026.357064] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2026.359747] dump_stack+0x1fc/0x2ef [ 2026.385399] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2026.387567] warn_alloc.cold+0x7b/0x18f [ 2026.413765] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2026.417388] ? zone_watermark_ok_safe+0x260/0x260 [ 2026.422369] lowmem_reserve[]: 0 0 1 1 1 [ 2026.426330] ? wakeup_kcompactd+0x27/0x540 [ 2026.455422] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2026.460277] ? wakeup_kswapd+0x3cb/0x660 [ 2026.464210] lowmem_reserve[]: 0 0 0 0 0 [ 2026.468436] ? __zone_watermark_ok+0x300/0x300 [ 2026.494252] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2026.498315] ? wake_all_kswapds+0x143/0x2c0 [ 2026.502265] lowmem_reserve[]: 0 0 0 0 0 [ 2026.506924] __alloc_pages_nodemask+0x232f/0x2890 [ 2026.534566] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2026.538892] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2026.542827] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2026.547675] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2026.560474] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2026.565306] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2026.579662] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2026.584492] ? mark_held_locks+0xf0/0xf0 [ 2026.595496] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2026.600325] ? mark_held_locks+0xf0/0xf0 [ 2026.615215] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2026.615224] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2026.615234] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2026.619279] ? ____cache_alloc_node+0x156/0x1d0 [ 2026.628083] 28277 total pagecache pages [ 2026.632315] cache_grow_begin+0xa4/0x8a0 [ 2026.640865] 0 pages in swap cache [ 2026.649687] fallback_alloc+0x213/0x2e0 [ 2026.658231] Swap cache stats: add 0, delete 0, find 0/0 [ 2026.662899] kmem_cache_alloc_node+0xe3/0x3b0 [ 2026.666836] Free swap = 0kB [ 2026.670892] __alloc_skb+0x71/0x560 [ 2026.674312] Total swap = 0kB [ 2026.678292] __pskb_copy_fclone+0x10c/0xcc0 [ 2026.683920] 2097051 pages RAM [ 2026.688804] ? check_preemption_disabled+0x41/0x280 [ 2026.692311] 0 pages HighMem/MovableOnly [ 2026.696125] tipc_udp_send_msg+0x302/0x490 [ 2026.699193] 369649 pages reserved [ 2026.703517] tipc_bearer_xmit_skb+0x15b/0x330 [ 2026.706596] 0 pages cma reserved [ 2026.711594] tipc_disc_timeout+0x855/0xc90 [ 2026.715608] aoe: skb alloc failure [ 2026.719761] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2026.723203] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2026.727671] ? lock_downgrade+0x720/0x720 [ 2026.731004] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2026.735225] ? assoc_array_delete+0x283/0xc10 [ 2026.766911] call_timer_fn+0x177/0x700 [ 2026.770873] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2026.775364] ? process_timeout+0x40/0x40 [ 2026.779419] ? mark_held_locks+0xa6/0xf0 [ 2026.783473] ? _raw_spin_unlock_irq+0x24/0x80 [ 2026.787958] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2026.792446] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2026.796931] expire_timers+0x243/0x4e0 [ 2026.800812] run_timer_softirq+0x21c/0x670 [ 2026.805036] ? expire_timers+0x4e0/0x4e0 [ 2026.809090] ? check_preemption_disabled+0x41/0x280 [ 2026.814189] __do_softirq+0x265/0x980 [ 2026.817996] irq_exit+0x215/0x260 [ 2026.821448] smp_apic_timer_interrupt+0x136/0x550 [ 2026.826279] apic_timer_interrupt+0xf/0x20 [ 2026.830494] [ 2026.832737] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2026.838191] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2026.857099] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2026.864800] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2026.872071] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2026.879329] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2026.886598] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2026.893852] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2026.901125] ? list_lru_count_one+0x41/0x360 [ 2026.905532] list_lru_count_one+0x41/0x360 [ 2026.909762] super_cache_count+0x1b4/0x2e0 [ 2026.913992] ? f2fs_shrink_count+0x217/0x2a0 [ 2026.918391] do_shrink_slab+0x10b/0xa40 [ 2026.922359] shrink_slab+0x16f/0x550 [ 2026.926061] ? do_shrink_slab+0xa40/0xa40 [ 2026.930208] shrink_node.isra.0+0x2d3/0x1300 [ 2026.934700] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2026.939544] ? queue_work_on+0x11a/0x1f0 [ 2026.943593] ? vmpressure+0x28a/0x320 [ 2026.947387] do_try_to_free_pages+0x38e/0xfe0 [ 2026.951878] ? node_reclaim+0x850/0x850 [ 2026.955849] try_to_free_pages+0x27f/0x7c0 [ 2026.960074] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2026.964739] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2026.969751] __alloc_pages_nodemask+0xcc8/0x2890 [ 2026.974538] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2026.979543] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2026.984389] ? finish_task_switch+0x146/0x760 [ 2026.988885] ? mark_held_locks+0xa6/0xf0 [ 2026.993020] ? ____cache_alloc_node+0x156/0x1d0 [ 2026.997679] ? cache_grow_begin+0x64/0x8a0 [ 2027.001904] cache_grow_begin+0xa4/0x8a0 [ 2027.005957] fallback_alloc+0x213/0x2e0 [ 2027.009926] kmem_cache_alloc_trace+0x1f1/0x380 [ 2027.014593] do_syslog.part.0+0x24f/0x1510 [ 2027.018822] ? console_trylock+0x90/0x90 [ 2027.022870] ? wait_woken+0x250/0x250 [ 2027.026660] ? security_syslog+0x73/0x90 [ 2027.030715] do_syslog+0x49/0x60 [ 2027.034073] kmsg_read+0x8a/0xb0 [ 2027.037448] ? kmsg_poll+0xb0/0xb0 [ 2027.040983] proc_reg_read+0x1bd/0x2d0 [ 2027.044860] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2027.049779] ? lock_acquire+0x170/0x3c0 [ 2027.053738] ? __fdget_pos+0x26f/0x310 [ 2027.057616] __vfs_read+0xf7/0x750 [ 2027.061144] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2027.066061] ? __se_sys_copy_file_range+0x410/0x410 [ 2027.071068] ? fsnotify_first_mark+0x200/0x200 [ 2027.075644] ? mutex_trylock+0x1a0/0x1a0 [ 2027.079697] ? security_file_permission+0x1c0/0x220 [ 2027.084707] vfs_read+0x194/0x3c0 [ 2027.088151] ksys_read+0x12b/0x2a0 [ 2027.091681] ? kernel_write+0x110/0x110 [ 2027.095658] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2027.100768] ? do_syscall_64+0x21/0x620 [ 2027.104734] do_syscall_64+0xf9/0x620 [ 2027.108527] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2027.113719] RIP: 0033:0x7f32b454c22d [ 2027.117431] Code: Bad RIP value. [ 2027.120802] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2027.128494] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2027.135748] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2027.143002] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2027.150261] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2027.157527] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2027.164821] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2027.164983] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2027.172095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2027.182313] in:imklog cpuset=/ mems_allowed=0-1 [ 2027.191648] Call Trace: [ 2027.198864] dump_stack+0x1fc/0x2ef [ 2027.202503] warn_alloc.cold+0x7b/0x18f [ 2027.206466] ? zone_watermark_ok_safe+0x260/0x260 [ 2027.211330] ? wakeup_kcompactd+0x27/0x540 [ 2027.215576] ? wakeup_kswapd+0x3cb/0x660 [ 2027.219643] ? __zone_watermark_ok+0x300/0x300 [ 2027.224248] ? wake_all_kswapds+0x143/0x2c0 [ 2027.228571] __alloc_pages_nodemask+0x232f/0x2890 [ 2027.233418] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2027.238245] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2027.243078] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2027.247913] ? console_unlock+0xf35/0x1110 [ 2027.252135] ? netconsole_netdev_event+0x280/0x280 [ 2027.257056] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2027.261628] ? check_preemption_disabled+0x41/0x280 [ 2027.266808] ? ____cache_alloc_node+0x156/0x1d0 [ 2027.271467] cache_grow_begin+0xa4/0x8a0 [ 2027.275522] fallback_alloc+0x213/0x2e0 [ 2027.279491] kmem_cache_alloc_node+0xe3/0x3b0 [ 2027.283977] __alloc_skb+0x71/0x560 [ 2027.287602] new_skb+0x24/0x1c0 [ 2027.290869] aoecmd_cfg+0x191/0x5e0 [ 2027.294504] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2027.298821] ? round_jiffies_up_relative+0xd0/0xd0 [ 2027.303762] call_timer_fn+0x177/0x700 [ 2027.307634] ? aoedev_exit+0x50/0x50 [ 2027.311360] ? process_timeout+0x40/0x40 [ 2027.315416] ? _raw_spin_unlock_irq+0x24/0x80 [ 2027.319894] ? aoedev_exit+0x50/0x50 [ 2027.323599] ? aoedev_exit+0x50/0x50 [ 2027.327477] expire_timers+0x243/0x4e0 [ 2027.331360] run_timer_softirq+0x21c/0x670 [ 2027.335585] ? expire_timers+0x4e0/0x4e0 [ 2027.339635] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2027.344732] ? mac80211_hwsim_beacon+0x150/0x190 [ 2027.349489] ? check_preemption_disabled+0x41/0x280 [ 2027.354508] __do_softirq+0x265/0x980 [ 2027.358313] ? __local_bh_enable_ip+0x270/0x270 [ 2027.362968] run_ksoftirqd+0x57/0x110 [ 2027.366756] smpboot_thread_fn+0x655/0x9e0 [ 2027.370979] ? __kthread_parkme+0x4c/0x1e0 [ 2027.375205] ? sort_range+0x30/0x30 [ 2027.378817] ? __kthread_parkme+0x133/0x1e0 [ 2027.383129] ? sort_range+0x30/0x30 [ 2027.386745] kthread+0x33f/0x460 [ 2027.390118] ? kthread_park+0x180/0x180 [ 2027.394085] ret_from_fork+0x24/0x30 [ 2027.397794] warn_alloc_show_mem: 1 callbacks suppressed [ 2027.397803] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2027.397805] Mem-Info: [ 2027.397831] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2027.397831] active_file:13 inactive_file:13 isolated_file:0 [ 2027.397831] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2027.397831] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2027.397831] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2027.397831] free:11077 free_pcp:541 free_cma:0 [ 2027.403168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2027.410520] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2027.412905] Call Trace: [ 2027.446299] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2027.455618] [ 2027.483453] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2027.486034] dump_stack+0x1fc/0x2ef [ 2027.511846] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2027.513987] warn_alloc.cold+0x7b/0x18f [ 2027.540077] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2027.543697] ? zone_watermark_ok_safe+0x260/0x260 [ 2027.548678] lowmem_reserve[]: 0 0 1 1 1 [ 2027.552640] ? wakeup_kcompactd+0x27/0x540 [ 2027.581590] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2027.586514] ? wakeup_kswapd+0x3cb/0x660 [ 2027.590453] lowmem_reserve[]: 0 0 0 0 0 [ 2027.594674] ? __zone_watermark_ok+0x300/0x300 [ 2027.620490] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2027.624539] ? wake_all_kswapds+0x143/0x2c0 [ 2027.628484] lowmem_reserve[]: 0 0 0 0 0 [ 2027.633061] __alloc_pages_nodemask+0x232f/0x2890 [ 2027.660698] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2027.665036] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 2027.668961] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2027.673798] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2027.686594] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2027.691353] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2027.705713] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2027.710543] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2027.721639] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2027.726472] ? mark_held_locks+0xf0/0xf0 [ 2027.741349] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2027.746174] ? ____cache_alloc_node+0x156/0x1d0 [ 2027.754989] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2027.759031] cache_grow_begin+0xa4/0x8a0 [ 2027.767579] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2027.772235] fallback_alloc+0x213/0x2e0 [ 2027.781040] 28277 total pagecache pages [ 2027.785115] kmem_cache_alloc_node+0xe3/0x3b0 [ 2027.793660] 0 pages in swap cache [ 2027.797618] __alloc_skb+0x71/0x560 [ 2027.801562] Swap cache stats: add 0, delete 0, find 0/0 [ 2027.806038] ndisc_alloc_skb+0x134/0x320 [ 2027.809461] Free swap = 0kB [ 2027.813070] ndisc_send_rs+0x33a/0x690 [ 2027.818396] Total swap = 0kB [ 2027.818405] 2097051 pages RAM [ 2027.822470] addrconf_rs_timer+0x384/0x6a0 [ 2027.825467] 0 pages HighMem/MovableOnly [ 2027.829340] ? ipv6_get_lladdr+0x490/0x490 [ 2027.832426] 369649 pages reserved [ 2027.835521] call_timer_fn+0x177/0x700 [ 2027.839725] 0 pages cma reserved [ 2027.843697] ? ipv6_get_lladdr+0x490/0x490 [ 2027.847978] aoe: skb alloc failure [ 2027.851347] ? process_timeout+0x40/0x40 [ 2027.855253] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2027.858558] ? mark_held_locks+0xa6/0xf0 [ 2027.862763] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2027.866288] ? _raw_spin_unlock_irq+0x24/0x80 [ 2027.893930] ? ipv6_get_lladdr+0x490/0x490 [ 2027.898168] ? ipv6_get_lladdr+0x490/0x490 [ 2027.902478] expire_timers+0x243/0x4e0 [ 2027.906358] run_timer_softirq+0x21c/0x670 [ 2027.910591] ? expire_timers+0x4e0/0x4e0 [ 2027.914648] ? check_preemption_disabled+0x41/0x280 [ 2027.919675] __do_softirq+0x265/0x980 [ 2027.923473] irq_exit+0x215/0x260 [ 2027.926918] smp_apic_timer_interrupt+0x136/0x550 [ 2027.931767] apic_timer_interrupt+0xf/0x20 [ 2027.935987] [ 2027.938217] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2027.943677] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2027.962566] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2027.970261] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2027.977519] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2027.984789] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2027.992052] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2027.999311] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2028.006599] ? list_lru_count_one+0x41/0x360 [ 2028.011101] list_lru_count_one+0x41/0x360 [ 2028.015416] super_cache_count+0x1b4/0x2e0 [ 2028.019649] ? f2fs_shrink_count+0x217/0x2a0 [ 2028.024053] do_shrink_slab+0x10b/0xa40 [ 2028.028025] shrink_slab+0x16f/0x550 [ 2028.031733] ? do_shrink_slab+0xa40/0xa40 [ 2028.035878] shrink_node.isra.0+0x2d3/0x1300 [ 2028.040290] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2028.045131] ? queue_work_on+0x11a/0x1f0 [ 2028.049183] ? vmpressure+0x28a/0x320 [ 2028.052975] do_try_to_free_pages+0x38e/0xfe0 [ 2028.057472] ? node_reclaim+0x850/0x850 [ 2028.061443] try_to_free_pages+0x27f/0x7c0 [ 2028.065669] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2028.070333] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2028.075343] __alloc_pages_nodemask+0xcc8/0x2890 [ 2028.080102] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2028.084934] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2028.089770] ? finish_task_switch+0x146/0x760 [ 2028.094266] ? mark_held_locks+0xa6/0xf0 [ 2028.098324] ? ____cache_alloc_node+0x156/0x1d0 [ 2028.102981] ? cache_grow_begin+0x64/0x8a0 [ 2028.107215] cache_grow_begin+0xa4/0x8a0 [ 2028.111270] fallback_alloc+0x213/0x2e0 [ 2028.115237] kmem_cache_alloc_trace+0x1f1/0x380 [ 2028.119922] do_syslog.part.0+0x24f/0x1510 [ 2028.124152] ? console_trylock+0x90/0x90 [ 2028.128215] ? wait_woken+0x250/0x250 [ 2028.132009] ? security_syslog+0x73/0x90 [ 2028.136060] do_syslog+0x49/0x60 [ 2028.139417] kmsg_read+0x8a/0xb0 [ 2028.142858] ? kmsg_poll+0xb0/0xb0 [ 2028.146405] proc_reg_read+0x1bd/0x2d0 [ 2028.150283] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2028.155218] ? lock_acquire+0x170/0x3c0 [ 2028.159181] ? __fdget_pos+0x26f/0x310 [ 2028.163062] __vfs_read+0xf7/0x750 [ 2028.166592] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2028.171515] ? __se_sys_copy_file_range+0x410/0x410 [ 2028.176518] ? fsnotify_first_mark+0x200/0x200 [ 2028.181106] ? mutex_trylock+0x1a0/0x1a0 [ 2028.185164] ? security_file_permission+0x1c0/0x220 [ 2028.190173] vfs_read+0x194/0x3c0 [ 2028.193616] ksys_read+0x12b/0x2a0 [ 2028.197153] ? kernel_write+0x110/0x110 [ 2028.201116] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2028.206138] ? do_syscall_64+0x21/0x620 [ 2028.210101] do_syscall_64+0xf9/0x620 [ 2028.213900] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2028.219082] RIP: 0033:0x7f32b454c22d [ 2028.222788] Code: Bad RIP value. [ 2028.226151] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2028.233843] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2028.241100] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2028.248362] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2028.255618] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2028.262888] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2028.270170] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2028.270228] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2028.277435] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2028.277440] Call Trace: [ 2028.277458] dump_stack+0x1fc/0x2ef [ 2028.277477] warn_alloc.cold+0x7b/0x18f [ 2028.283985] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2028.293295] ? zone_watermark_ok_safe+0x260/0x260 [ 2028.295845] in:imklog cpuset=/ mems_allowed=0-1 [ 2028.299473] ? wakeup_kcompactd+0x27/0x540 [ 2028.327211] ? wakeup_kswapd+0x3cb/0x660 [ 2028.331271] ? __zone_watermark_ok+0x300/0x300 [ 2028.335841] ? wake_all_kswapds+0x143/0x2c0 [ 2028.340160] __alloc_pages_nodemask+0x232f/0x2890 [ 2028.345006] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2028.349835] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2028.354671] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2028.359501] ? retint_kernel+0x2d/0x2d [ 2028.363386] ? console_unlock+0xf67/0x1110 [ 2028.367609] ? console_unlock+0xf6e/0x1110 [ 2028.371847] ? check_preemption_disabled+0x41/0x280 [ 2028.376860] ? ____cache_alloc_node+0x156/0x1d0 [ 2028.381531] cache_grow_begin+0xa4/0x8a0 [ 2028.385586] fallback_alloc+0x213/0x2e0 [ 2028.389552] kmem_cache_alloc_node+0xe3/0x3b0 [ 2028.394057] __alloc_skb+0x71/0x560 [ 2028.397679] new_skb+0x24/0x1c0 [ 2028.400949] aoecmd_cfg+0x191/0x5e0 [ 2028.404565] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2028.409680] ? round_jiffies_up_relative+0xd0/0xd0 [ 2028.414621] call_timer_fn+0x177/0x700 [ 2028.418496] ? aoedev_exit+0x50/0x50 [ 2028.422219] ? process_timeout+0x40/0x40 [ 2028.426276] ? _raw_spin_unlock_irq+0x24/0x80 [ 2028.430760] ? aoedev_exit+0x50/0x50 [ 2028.434466] ? aoedev_exit+0x50/0x50 [ 2028.438169] expire_timers+0x243/0x4e0 [ 2028.442049] run_timer_softirq+0x21c/0x670 [ 2028.447575] ? expire_timers+0x4e0/0x4e0 [ 2028.451713] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2028.456805] ? mac80211_hwsim_beacon+0x150/0x190 [ 2028.461550] ? check_preemption_disabled+0x41/0x280 [ 2028.466563] __do_softirq+0x265/0x980 [ 2028.470361] ? __local_bh_enable_ip+0x270/0x270 [ 2028.475034] run_ksoftirqd+0x57/0x110 [ 2028.478825] smpboot_thread_fn+0x655/0x9e0 [ 2028.483052] ? __kthread_parkme+0x4c/0x1e0 [ 2028.487292] ? sort_range+0x30/0x30 [ 2028.490910] ? __kthread_parkme+0x133/0x1e0 [ 2028.495224] ? sort_range+0x30/0x30 [ 2028.498844] kthread+0x33f/0x460 [ 2028.502200] ? kthread_park+0x180/0x180 [ 2028.506175] ret_from_fork+0x24/0x30 [ 2028.509886] warn_alloc_show_mem: 1 callbacks suppressed [ 2028.509896] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2028.509898] Mem-Info: [ 2028.509924] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2028.509924] active_file:13 inactive_file:13 isolated_file:0 [ 2028.509924] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2028.509924] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2028.509924] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2028.509924] free:11077 free_pcp:541 free_cma:0 [ 2028.515258] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2028.522609] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2028.525004] Call Trace: [ 2028.558573] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2028.567909] [ 2028.595728] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2028.598305] dump_stack+0x1fc/0x2ef [ 2028.624044] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2028.626274] warn_alloc.cold+0x7b/0x18f [ 2028.652350] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2028.655979] ? zone_watermark_ok_safe+0x260/0x260 [ 2028.660959] lowmem_reserve[]: 0 0 1 1 1 [ 2028.664918] ? wakeup_kcompactd+0x27/0x540 [ 2028.693857] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2028.698700] ? wakeup_kswapd+0x3cb/0x660 [ 2028.702638] lowmem_reserve[]: 0 0 0 0 0 [ 2028.706870] ? __zone_watermark_ok+0x300/0x300 [ 2028.732724] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2028.736775] ? wake_all_kswapds+0x143/0x2c0 [ 2028.740714] lowmem_reserve[]: 0 0 0 0 0 [ 2028.745289] __alloc_pages_nodemask+0x232f/0x2890 [ 2028.772928] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2028.777255] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2028.781184] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2028.786014] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2028.798823] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2028.803651] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2028.818184] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2028.823025] ? mark_held_locks+0xf0/0xf0 [ 2028.833997] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2028.838821] ? ____cache_alloc_node+0x156/0x1d0 [ 2028.853716] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2028.857761] cache_grow_begin+0xa4/0x8a0 [ 2028.866580] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2028.871243] fallback_alloc+0x213/0x2e0 [ 2028.879801] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2028.883852] kmem_cache_alloc_node+0xe3/0x3b0 [ 2028.892655] 28277 total pagecache pages [ 2028.896631] __alloc_skb+0x71/0x560 [ 2028.905268] 0 pages in swap cache [ 2028.909746] ndisc_alloc_skb+0x134/0x320 [ 2028.913697] Swap cache stats: add 0, delete 0, find 0/0 [ 2028.917322] ndisc_send_rs+0x33a/0x690 [ 2028.920742] Free swap = 0kB [ 2028.924786] addrconf_rs_timer+0x384/0x6a0 [ 2028.930120] Total swap = 0kB [ 2028.934004] ? ipv6_get_lladdr+0x490/0x490 [ 2028.937007] 2097051 pages RAM [ 2028.941231] call_timer_fn+0x177/0x700 [ 2028.944214] 0 pages HighMem/MovableOnly [ 2028.948432] ? ipv6_get_lladdr+0x490/0x490 [ 2028.951510] 369649 pages reserved [ 2028.955498] ? process_timeout+0x40/0x40 [ 2028.959447] 0 pages cma reserved [ 2028.963679] ? mark_held_locks+0xa6/0xf0 [ 2028.967172] aoe: skb alloc failure [ 2028.971160] ? _raw_spin_unlock_irq+0x24/0x80 [ 2028.974555] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2028.978564] ? ipv6_get_lladdr+0x490/0x490 [ 2028.982089] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2028.986578] ? ipv6_get_lladdr+0x490/0x490 [ 2029.010135] expire_timers+0x243/0x4e0 [ 2029.014013] run_timer_softirq+0x21c/0x670 [ 2029.018236] ? expire_timers+0x4e0/0x4e0 [ 2029.022390] ? check_preemption_disabled+0x41/0x280 [ 2029.027398] __do_softirq+0x265/0x980 [ 2029.031192] irq_exit+0x215/0x260 [ 2029.034635] smp_apic_timer_interrupt+0x136/0x550 [ 2029.039467] apic_timer_interrupt+0xf/0x20 [ 2029.043683] [ 2029.045912] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2029.051348] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2029.070320] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2029.078013] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2029.085269] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2029.092530] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2029.099803] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2029.107058] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2029.114328] ? list_lru_count_one+0x41/0x360 [ 2029.118729] list_lru_count_one+0x41/0x360 [ 2029.122959] super_cache_count+0x1b4/0x2e0 [ 2029.127182] ? f2fs_shrink_count+0x217/0x2a0 [ 2029.131580] do_shrink_slab+0x10b/0xa40 [ 2029.135549] shrink_slab+0x16f/0x550 [ 2029.139253] ? do_shrink_slab+0xa40/0xa40 [ 2029.143400] shrink_node.isra.0+0x2d3/0x1300 [ 2029.147807] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2029.152640] ? queue_work_on+0x11a/0x1f0 [ 2029.156689] ? vmpressure+0x28a/0x320 [ 2029.160917] do_try_to_free_pages+0x38e/0xfe0 [ 2029.165421] ? node_reclaim+0x850/0x850 [ 2029.169409] try_to_free_pages+0x27f/0x7c0 [ 2029.173651] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2029.178314] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2029.183322] __alloc_pages_nodemask+0xcc8/0x2890 [ 2029.188077] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2029.192906] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2029.197760] ? finish_task_switch+0x146/0x760 [ 2029.202275] ? mark_held_locks+0xa6/0xf0 [ 2029.206334] ? ____cache_alloc_node+0x156/0x1d0 [ 2029.210996] ? cache_grow_begin+0x64/0x8a0 [ 2029.215230] cache_grow_begin+0xa4/0x8a0 [ 2029.219311] fallback_alloc+0x213/0x2e0 [ 2029.223278] kmem_cache_alloc_trace+0x1f1/0x380 [ 2029.227939] do_syslog.part.0+0x24f/0x1510 [ 2029.232172] ? console_trylock+0x90/0x90 [ 2029.236221] ? wait_woken+0x250/0x250 [ 2029.240018] ? security_syslog+0x73/0x90 [ 2029.244071] do_syslog+0x49/0x60 [ 2029.247429] kmsg_read+0x8a/0xb0 [ 2029.250794] ? kmsg_poll+0xb0/0xb0 [ 2029.254321] proc_reg_read+0x1bd/0x2d0 [ 2029.258199] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2029.263120] ? lock_acquire+0x170/0x3c0 [ 2029.267081] ? __fdget_pos+0x26f/0x310 [ 2029.270963] __vfs_read+0xf7/0x750 [ 2029.274506] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2029.279453] ? __se_sys_copy_file_range+0x410/0x410 [ 2029.284467] ? fsnotify_first_mark+0x200/0x200 [ 2029.289136] ? mutex_trylock+0x1a0/0x1a0 [ 2029.293204] ? security_file_permission+0x1c0/0x220 [ 2029.298218] vfs_read+0x194/0x3c0 [ 2029.301666] ksys_read+0x12b/0x2a0 [ 2029.305194] ? kernel_write+0x110/0x110 [ 2029.309169] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2029.314174] ? do_syscall_64+0x21/0x620 [ 2029.318138] do_syscall_64+0xf9/0x620 [ 2029.321943] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2029.327121] RIP: 0033:0x7f32b454c22d [ 2029.330828] Code: Bad RIP value. [ 2029.334175] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2029.341870] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2029.349139] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2029.356406] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2029.363664] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2029.370920] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2029.378201] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2029.378263] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2029.385483] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2029.385487] Call Trace: [ 2029.385506] dump_stack+0x1fc/0x2ef [ 2029.385523] warn_alloc.cold+0x7b/0x18f [ 2029.392049] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2029.401360] ? zone_watermark_ok_safe+0x260/0x260 [ 2029.403908] in:imklog cpuset=/ mems_allowed=0-1 [ 2029.407521] ? wakeup_kcompactd+0x27/0x540 [ 2029.435281] ? wakeup_kswapd+0x3cb/0x660 [ 2029.439333] ? __zone_watermark_ok+0x300/0x300 [ 2029.443905] ? wake_all_kswapds+0x143/0x2c0 [ 2029.448217] __alloc_pages_nodemask+0x232f/0x2890 [ 2029.453063] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2029.457901] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2029.462742] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2029.467571] ? retint_kernel+0x2d/0x2d [ 2029.471461] ? console_unlock+0xf67/0x1110 [ 2029.475683] ? console_unlock+0xf6e/0x1110 [ 2029.479907] ? check_preemption_disabled+0x41/0x280 [ 2029.484913] ? ____cache_alloc_node+0x156/0x1d0 [ 2029.489575] cache_grow_begin+0xa4/0x8a0 [ 2029.493631] fallback_alloc+0x213/0x2e0 [ 2029.497600] kmem_cache_alloc_node+0xe3/0x3b0 [ 2029.502185] __alloc_skb+0x71/0x560 [ 2029.505805] new_skb+0x24/0x1c0 [ 2029.509078] aoecmd_cfg+0x191/0x5e0 [ 2029.512695] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2029.517007] ? round_jiffies_up_relative+0xd0/0xd0 [ 2029.521951] call_timer_fn+0x177/0x700 [ 2029.525826] ? aoedev_exit+0x50/0x50 [ 2029.529528] ? process_timeout+0x40/0x40 [ 2029.533579] ? _raw_spin_unlock_irq+0x24/0x80 [ 2029.538061] ? aoedev_exit+0x50/0x50 [ 2029.541761] ? aoedev_exit+0x50/0x50 [ 2029.545470] expire_timers+0x243/0x4e0 [ 2029.549347] run_timer_softirq+0x21c/0x670 [ 2029.553571] ? expire_timers+0x4e0/0x4e0 [ 2029.557620] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2029.562713] ? mac80211_hwsim_beacon+0x150/0x190 [ 2029.567459] ? check_preemption_disabled+0x41/0x280 [ 2029.572468] __do_softirq+0x265/0x980 [ 2029.576263] ? __local_bh_enable_ip+0x270/0x270 [ 2029.580921] run_ksoftirqd+0x57/0x110 [ 2029.584709] smpboot_thread_fn+0x655/0x9e0 [ 2029.588929] ? __kthread_parkme+0x4c/0x1e0 [ 2029.593161] ? sort_range+0x30/0x30 [ 2029.596773] ? __kthread_parkme+0x133/0x1e0 [ 2029.601087] ? sort_range+0x30/0x30 [ 2029.604733] kthread+0x33f/0x460 [ 2029.608089] ? kthread_park+0x180/0x180 [ 2029.612055] ret_from_fork+0x24/0x30 [ 2029.615764] warn_alloc_show_mem: 1 callbacks suppressed [ 2029.615773] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2029.615778] Mem-Info: [ 2029.615804] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2029.615804] active_file:13 inactive_file:13 isolated_file:0 [ 2029.615804] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2029.615804] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2029.615804] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2029.615804] free:11077 free_pcp:541 free_cma:0 [ 2029.621135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2029.628486] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2029.630869] Call Trace: [ 2029.664355] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2029.673676] [ 2029.701585] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2029.704157] dump_stack+0x1fc/0x2ef [ 2029.729789] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2029.731937] warn_alloc.cold+0x7b/0x18f [ 2029.758300] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2029.761921] ? zone_watermark_ok_safe+0x260/0x260 [ 2029.766898] lowmem_reserve[]: 0 0 1 1 1 [ 2029.770870] ? wakeup_kcompactd+0x27/0x540 [ 2029.799810] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2029.804643] ? wakeup_kswapd+0x3cb/0x660 [ 2029.808582] lowmem_reserve[]: 0 0 0 0 0 [ 2029.812815] ? __zone_watermark_ok+0x300/0x300 [ 2029.838628] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2029.842678] ? wake_all_kswapds+0x143/0x2c0 [ 2029.846615] lowmem_reserve[]: 0 0 0 0 0 [ 2029.851190] __alloc_pages_nodemask+0x232f/0x2890 [ 2029.878827] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2029.883150] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2029.887080] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2029.891907] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2029.904700] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2029.909531] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2029.923898] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2029.928758] ? mark_held_locks+0xf0/0xf0 [ 2029.939730] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2029.944552] ? ____cache_alloc_node+0x156/0x1d0 [ 2029.959430] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2029.959442] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2029.963486] cache_grow_begin+0xa4/0x8a0 [ 2029.972303] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2029.976957] fallback_alloc+0x213/0x2e0 [ 2029.985512] 28277 total pagecache pages [ 2029.994333] kmem_cache_alloc_node+0xe3/0x3b0 [ 2029.998363] 0 pages in swap cache [ 2030.006919] __alloc_skb+0x71/0x560 [ 2030.010867] Swap cache stats: add 0, delete 0, find 0/0 [ 2030.014824] ndisc_alloc_skb+0x134/0x320 [ 2030.019288] Free swap = 0kB [ 2030.022723] ndisc_send_rs+0x33a/0x690 [ 2030.026332] Total swap = 0kB [ 2030.031697] addrconf_rs_timer+0x384/0x6a0 [ 2030.035816] 2097051 pages RAM [ 2030.038817] ? ipv6_get_lladdr+0x490/0x490 [ 2030.042671] 0 pages HighMem/MovableOnly [ 2030.042679] 369649 pages reserved [ 2030.045689] call_timer_fn+0x177/0x700 [ 2030.049980] 0 pages cma reserved [ 2030.053068] ? ipv6_get_lladdr+0x490/0x490 [ 2030.057334] aoe: skb alloc failure [ 2030.061236] ? process_timeout+0x40/0x40 [ 2030.064698] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2030.068523] ? mark_held_locks+0xa6/0xf0 [ 2030.071856] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2030.076078] ? _raw_spin_unlock_irq+0x24/0x80 [ 2030.107256] ? ipv6_get_lladdr+0x490/0x490 [ 2030.111490] ? ipv6_get_lladdr+0x490/0x490 [ 2030.115717] expire_timers+0x243/0x4e0 [ 2030.119595] run_timer_softirq+0x21c/0x670 [ 2030.123819] ? expire_timers+0x4e0/0x4e0 [ 2030.127870] ? check_preemption_disabled+0x41/0x280 [ 2030.132878] __do_softirq+0x265/0x980 [ 2030.136670] irq_exit+0x215/0x260 [ 2030.140113] smp_apic_timer_interrupt+0x136/0x550 [ 2030.144950] apic_timer_interrupt+0xf/0x20 [ 2030.149165] [ 2030.151394] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2030.156831] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2030.175718] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2030.183414] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2030.190677] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2030.197931] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2030.205186] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2030.212439] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2030.219708] ? list_lru_count_one+0x41/0x360 [ 2030.224169] list_lru_count_one+0x41/0x360 [ 2030.228394] super_cache_count+0x1b4/0x2e0 [ 2030.232616] ? f2fs_shrink_count+0x217/0x2a0 [ 2030.237015] do_shrink_slab+0x10b/0xa40 [ 2030.240982] shrink_slab+0x16f/0x550 [ 2030.244685] ? do_shrink_slab+0xa40/0xa40 [ 2030.248931] shrink_node.isra.0+0x2d3/0x1300 [ 2030.253355] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2030.258187] ? queue_work_on+0x11a/0x1f0 [ 2030.262245] ? vmpressure+0x28a/0x320 [ 2030.266038] do_try_to_free_pages+0x38e/0xfe0 [ 2030.270533] ? node_reclaim+0x850/0x850 [ 2030.274504] try_to_free_pages+0x27f/0x7c0 [ 2030.278832] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2030.283494] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2030.288503] __alloc_pages_nodemask+0xcc8/0x2890 [ 2030.293268] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2030.298097] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2030.302929] ? finish_task_switch+0x146/0x760 [ 2030.307423] ? mark_held_locks+0xa6/0xf0 [ 2030.311475] ? ____cache_alloc_node+0x156/0x1d0 [ 2030.316131] ? cache_grow_begin+0x64/0x8a0 [ 2030.320372] cache_grow_begin+0xa4/0x8a0 [ 2030.324435] fallback_alloc+0x213/0x2e0 [ 2030.328411] kmem_cache_alloc_trace+0x1f1/0x380 [ 2030.333072] do_syslog.part.0+0x24f/0x1510 [ 2030.337300] ? console_trylock+0x90/0x90 [ 2030.341348] ? wait_woken+0x250/0x250 [ 2030.345140] ? security_syslog+0x73/0x90 [ 2030.349192] do_syslog+0x49/0x60 [ 2030.352552] kmsg_read+0x8a/0xb0 [ 2030.355918] ? kmsg_poll+0xb0/0xb0 [ 2030.359453] proc_reg_read+0x1bd/0x2d0 [ 2030.363329] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2030.368243] ? lock_acquire+0x170/0x3c0 [ 2030.372228] ? __fdget_pos+0x26f/0x310 [ 2030.376107] __vfs_read+0xf7/0x750 [ 2030.379638] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2030.384557] ? __se_sys_copy_file_range+0x410/0x410 [ 2030.389558] ? fsnotify_first_mark+0x200/0x200 [ 2030.394144] ? mutex_trylock+0x1a0/0x1a0 [ 2030.398213] ? security_file_permission+0x1c0/0x220 [ 2030.403221] vfs_read+0x194/0x3c0 [ 2030.406666] ksys_read+0x12b/0x2a0 [ 2030.410192] ? kernel_write+0x110/0x110 [ 2030.414161] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2030.419166] ? do_syscall_64+0x21/0x620 [ 2030.423131] do_syscall_64+0xf9/0x620 [ 2030.426923] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2030.432098] RIP: 0033:0x7f32b454c22d [ 2030.435800] Code: Bad RIP value. [ 2030.439147] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2030.446840] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2030.454093] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2030.461360] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2030.468617] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2030.475872] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2030.483147] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2030.483211] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2030.490416] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2030.490420] Call Trace: [ 2030.490437] dump_stack+0x1fc/0x2ef [ 2030.490454] warn_alloc.cold+0x7b/0x18f [ 2030.496987] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2030.506257] ? zone_watermark_ok_safe+0x260/0x260 [ 2030.508811] in:imklog cpuset=/ mems_allowed=0-1 [ 2030.512420] ? wakeup_kcompactd+0x27/0x540 [ 2030.540200] ? wakeup_kswapd+0x3cb/0x660 [ 2030.544255] ? __zone_watermark_ok+0x300/0x300 [ 2030.548824] ? wake_all_kswapds+0x143/0x2c0 [ 2030.553137] __alloc_pages_nodemask+0x232f/0x2890 [ 2030.557982] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2030.562810] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2030.567670] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2030.572501] ? retint_kernel+0x2d/0x2d [ 2030.576381] ? console_unlock+0xf67/0x1110 [ 2030.580602] ? console_unlock+0xf6e/0x1110 [ 2030.584826] ? check_preemption_disabled+0x41/0x280 [ 2030.589835] ? ____cache_alloc_node+0x156/0x1d0 [ 2030.594493] cache_grow_begin+0xa4/0x8a0 [ 2030.598546] fallback_alloc+0x213/0x2e0 [ 2030.602515] kmem_cache_alloc_node+0xe3/0x3b0 [ 2030.607014] __alloc_skb+0x71/0x560 [ 2030.610650] new_skb+0x24/0x1c0 [ 2030.613920] aoecmd_cfg+0x191/0x5e0 [ 2030.617536] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2030.621848] ? round_jiffies_up_relative+0xd0/0xd0 [ 2030.626772] call_timer_fn+0x177/0x700 [ 2030.630647] ? aoedev_exit+0x50/0x50 [ 2030.634348] ? process_timeout+0x40/0x40 [ 2030.638413] ? _raw_spin_unlock_irq+0x24/0x80 [ 2030.642893] ? aoedev_exit+0x50/0x50 [ 2030.646593] ? aoedev_exit+0x50/0x50 [ 2030.650293] expire_timers+0x243/0x4e0 [ 2030.654188] run_timer_softirq+0x21c/0x670 [ 2030.658416] ? expire_timers+0x4e0/0x4e0 [ 2030.662471] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2030.667561] ? mac80211_hwsim_beacon+0x150/0x190 [ 2030.672306] ? check_preemption_disabled+0x41/0x280 [ 2030.677313] __do_softirq+0x265/0x980 [ 2030.681107] ? __local_bh_enable_ip+0x270/0x270 [ 2030.685774] run_ksoftirqd+0x57/0x110 [ 2030.689561] smpboot_thread_fn+0x655/0x9e0 [ 2030.693780] ? __kthread_parkme+0x4c/0x1e0 [ 2030.698012] ? sort_range+0x30/0x30 [ 2030.701633] ? __kthread_parkme+0x133/0x1e0 [ 2030.705945] ? sort_range+0x30/0x30 [ 2030.709560] kthread+0x33f/0x460 [ 2030.712912] ? kthread_park+0x180/0x180 [ 2030.716879] ret_from_fork+0x24/0x30 [ 2030.720586] warn_alloc_show_mem: 1 callbacks suppressed [ 2030.720595] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2030.720597] Mem-Info: [ 2030.720623] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2030.720623] active_file:13 inactive_file:13 isolated_file:0 [ 2030.720623] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2030.720623] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2030.720623] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2030.720623] free:11077 free_pcp:541 free_cma:0 [ 2030.725957] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2030.733318] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2030.735700] Call Trace: [ 2030.769090] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2030.778421] [ 2030.806247] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2030.808812] dump_stack+0x1fc/0x2ef [ 2030.834451] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2030.836591] warn_alloc.cold+0x7b/0x18f [ 2030.862669] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2030.866284] ? zone_watermark_ok_safe+0x260/0x260 [ 2030.871261] lowmem_reserve[]: 0 0 1 1 1 [ 2030.875221] ? wakeup_kcompactd+0x27/0x540 [ 2030.904164] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2030.908997] ? wakeup_kswapd+0x3cb/0x660 [ 2030.912931] lowmem_reserve[]: 0 0 0 0 0 [ 2030.917160] ? __zone_watermark_ok+0x300/0x300 [ 2030.942972] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2030.947021] ? wake_all_kswapds+0x143/0x2c0 [ 2030.950959] lowmem_reserve[]: 0 0 0 0 0 [ 2030.955530] __alloc_pages_nodemask+0x232f/0x2890 [ 2030.983169] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2030.987493] ? rcu_nmi_exit+0xb3/0x180 [ 2030.991436] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2030.996267] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2031.009057] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2031.012939] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2031.027308] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2031.032141] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2031.043115] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2031.047944] ? mark_held_locks+0xf0/0xf0 [ 2031.062820] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2031.067649] ? ____cache_alloc_node+0x156/0x1d0 [ 2031.076454] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2031.080494] cache_grow_begin+0xa4/0x8a0 [ 2031.089053] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2031.093726] fallback_alloc+0x213/0x2e0 [ 2031.102528] 28277 total pagecache pages [ 2031.106604] kmem_cache_alloc_node+0xe3/0x3b0 [ 2031.115139] 0 pages in swap cache [ 2031.119104] __alloc_skb+0x71/0x560 [ 2031.123044] Swap cache stats: add 0, delete 0, find 0/0 [ 2031.123051] Free swap = 0kB [ 2031.127544] ndisc_alloc_skb+0x134/0x320 [ 2031.130970] Total swap = 0kB [ 2031.134863] ndisc_send_rs+0x33a/0x690 [ 2031.140195] 2097051 pages RAM [ 2031.143229] addrconf_rs_timer+0x384/0x6a0 [ 2031.147255] 0 pages HighMem/MovableOnly [ 2031.150259] ? ipv6_get_lladdr+0x490/0x490 [ 2031.154112] 369649 pages reserved [ 2031.157204] call_timer_fn+0x177/0x700 [ 2031.161407] 0 pages cma reserved [ 2031.165365] ? ipv6_get_lladdr+0x490/0x490 [ 2031.169635] aoe: skb alloc failure [ 2031.173019] ? process_timeout+0x40/0x40 [ 2031.176925] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2031.180353] ? mark_held_locks+0xa6/0xf0 [ 2031.184564] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2031.188104] ? _raw_spin_unlock_irq+0x24/0x80 [ 2031.215758] ? ipv6_get_lladdr+0x490/0x490 [ 2031.219980] ? ipv6_get_lladdr+0x490/0x490 [ 2031.224206] expire_timers+0x243/0x4e0 [ 2031.228089] run_timer_softirq+0x21c/0x670 [ 2031.232323] ? expire_timers+0x4e0/0x4e0 [ 2031.236375] ? check_preemption_disabled+0x41/0x280 [ 2031.241400] __do_softirq+0x265/0x980 [ 2031.245198] irq_exit+0x215/0x260 [ 2031.248638] smp_apic_timer_interrupt+0x136/0x550 [ 2031.253471] apic_timer_interrupt+0xf/0x20 [ 2031.257689] [ 2031.259918] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2031.265373] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2031.284259] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2031.291955] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2031.299214] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2031.306468] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2031.313723] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2031.321066] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2031.328340] ? list_lru_count_one+0x41/0x360 [ 2031.332740] list_lru_count_one+0x41/0x360 [ 2031.336965] super_cache_count+0x1b4/0x2e0 [ 2031.341188] ? f2fs_shrink_count+0x217/0x2a0 [ 2031.345585] do_shrink_slab+0x10b/0xa40 [ 2031.349558] shrink_slab+0x16f/0x550 [ 2031.353274] ? do_shrink_slab+0xa40/0xa40 [ 2031.357453] shrink_node.isra.0+0x2d3/0x1300 [ 2031.361872] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2031.366702] ? queue_work_on+0x11a/0x1f0 [ 2031.371473] ? vmpressure+0x28a/0x320 [ 2031.375273] do_try_to_free_pages+0x38e/0xfe0 [ 2031.379772] ? node_reclaim+0x850/0x850 [ 2031.383753] try_to_free_pages+0x27f/0x7c0 [ 2031.387989] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2031.392660] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2031.397678] __alloc_pages_nodemask+0xcc8/0x2890 [ 2031.402436] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2031.407267] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2031.412096] ? finish_task_switch+0x146/0x760 [ 2031.416601] ? mark_held_locks+0xa6/0xf0 [ 2031.420657] ? ____cache_alloc_node+0x156/0x1d0 [ 2031.425317] ? cache_grow_begin+0x64/0x8a0 [ 2031.429632] cache_grow_begin+0xa4/0x8a0 [ 2031.433706] fallback_alloc+0x213/0x2e0 [ 2031.437679] kmem_cache_alloc_trace+0x1f1/0x380 [ 2031.442341] do_syslog.part.0+0x24f/0x1510 [ 2031.446588] ? console_trylock+0x90/0x90 [ 2031.450640] ? wait_woken+0x250/0x250 [ 2031.454434] ? security_syslog+0x73/0x90 [ 2031.458666] do_syslog+0x49/0x60 [ 2031.462024] kmsg_read+0x8a/0xb0 [ 2031.465381] ? kmsg_poll+0xb0/0xb0 [ 2031.468910] proc_reg_read+0x1bd/0x2d0 [ 2031.472788] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2031.477708] ? lock_acquire+0x170/0x3c0 [ 2031.481674] ? __fdget_pos+0x26f/0x310 [ 2031.486076] __vfs_read+0xf7/0x750 [ 2031.489604] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2031.494613] ? __se_sys_copy_file_range+0x410/0x410 [ 2031.499626] ? fsnotify_first_mark+0x200/0x200 [ 2031.504201] ? mutex_trylock+0x1a0/0x1a0 [ 2031.508258] ? security_file_permission+0x1c0/0x220 [ 2031.513268] vfs_read+0x194/0x3c0 [ 2031.516723] ksys_read+0x12b/0x2a0 [ 2031.520255] ? kernel_write+0x110/0x110 [ 2031.524263] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2031.529268] ? do_syscall_64+0x21/0x620 [ 2031.533234] do_syscall_64+0xf9/0x620 [ 2031.537028] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2031.542210] RIP: 0033:0x7f32b454c22d [ 2031.545917] Code: Bad RIP value. [ 2031.549366] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2031.557059] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2031.564316] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2031.572109] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2031.579365] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2031.586620] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2031.593904] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2031.593998] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2031.601180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2031.607719] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2031.616985] Call Trace: [ 2031.627103] in:imklog cpuset=/ mems_allowed=0-1 [ 2031.629682] dump_stack+0x1fc/0x2ef [ 2031.637927] warn_alloc.cold+0x7b/0x18f [ 2031.641893] ? zone_watermark_ok_safe+0x260/0x260 [ 2031.646722] ? wakeup_kcompactd+0x27/0x540 [ 2031.650947] ? wakeup_kswapd+0x3cb/0x660 [ 2031.655000] ? __zone_watermark_ok+0x300/0x300 [ 2031.659590] ? wake_all_kswapds+0x143/0x2c0 [ 2031.663905] __alloc_pages_nodemask+0x232f/0x2890 [ 2031.668760] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2031.673591] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2031.678427] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2031.683257] ? retint_kernel+0x2d/0x2d [ 2031.687226] ? console_unlock+0xf67/0x1110 [ 2031.691453] ? console_unlock+0xf6e/0x1110 [ 2031.695678] ? check_preemption_disabled+0x41/0x280 [ 2031.700685] ? ____cache_alloc_node+0x156/0x1d0 [ 2031.705344] cache_grow_begin+0xa4/0x8a0 [ 2031.709398] fallback_alloc+0x213/0x2e0 [ 2031.713375] kmem_cache_alloc_node+0xe3/0x3b0 [ 2031.717862] __alloc_skb+0x71/0x560 [ 2031.721488] new_skb+0x24/0x1c0 [ 2031.724755] aoecmd_cfg+0x191/0x5e0 [ 2031.728373] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2031.732692] ? round_jiffies_up_relative+0xd0/0xd0 [ 2031.737620] call_timer_fn+0x177/0x700 [ 2031.741495] ? aoedev_exit+0x50/0x50 [ 2031.745208] ? process_timeout+0x40/0x40 [ 2031.749263] ? _raw_spin_unlock_irq+0x24/0x80 [ 2031.753758] ? aoedev_exit+0x50/0x50 [ 2031.757464] ? aoedev_exit+0x50/0x50 [ 2031.761180] expire_timers+0x243/0x4e0 [ 2031.765060] run_timer_softirq+0x21c/0x670 [ 2031.769288] ? expire_timers+0x4e0/0x4e0 [ 2031.773351] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2031.778444] ? mac80211_hwsim_beacon+0x150/0x190 [ 2031.783188] ? check_preemption_disabled+0x41/0x280 [ 2031.788198] __do_softirq+0x265/0x980 [ 2031.791991] ? __local_bh_enable_ip+0x270/0x270 [ 2031.796646] run_ksoftirqd+0x57/0x110 [ 2031.800444] smpboot_thread_fn+0x655/0x9e0 [ 2031.804667] ? __kthread_parkme+0x4c/0x1e0 [ 2031.808892] ? sort_range+0x30/0x30 [ 2031.812510] ? __kthread_parkme+0x133/0x1e0 [ 2031.816827] ? sort_range+0x30/0x30 [ 2031.820446] kthread+0x33f/0x460 [ 2031.823826] ? kthread_park+0x180/0x180 [ 2031.827790] ret_from_fork+0x24/0x30 [ 2031.831501] warn_alloc_show_mem: 1 callbacks suppressed [ 2031.831510] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2031.831512] Mem-Info: [ 2031.831539] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2031.831539] active_file:13 inactive_file:13 isolated_file:0 [ 2031.831539] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2031.831539] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2031.831539] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2031.831539] free:11077 free_pcp:541 free_cma:0 [ 2031.836868] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2031.844219] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2031.846616] Call Trace: [ 2031.880010] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2031.889332] [ 2031.917161] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2031.919736] dump_stack+0x1fc/0x2ef [ 2031.945390] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2031.947533] warn_alloc.cold+0x7b/0x18f [ 2031.973620] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2031.977250] ? zone_watermark_ok_safe+0x260/0x260 [ 2031.982232] lowmem_reserve[]: 0 0 1 1 1 [ 2031.986193] ? wakeup_kcompactd+0x27/0x540 [ 2032.015140] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2032.019977] ? wakeup_kswapd+0x3cb/0x660 [ 2032.023917] lowmem_reserve[]: 0 0 0 0 0 [ 2032.028140] ? __zone_watermark_ok+0x300/0x300 [ 2032.053958] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2032.058006] ? wake_all_kswapds+0x143/0x2c0 [ 2032.061955] lowmem_reserve[]: 0 0 0 0 0 [ 2032.066544] __alloc_pages_nodemask+0x232f/0x2890 [ 2032.094186] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2032.098510] ? rcu_nmi_exit+0xb3/0x180 [ 2032.102440] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2032.107295] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2032.120093] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2032.123972] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2032.138330] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2032.143161] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2032.154151] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2032.158997] ? mark_held_locks+0xf0/0xf0 [ 2032.173891] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2032.178727] ? ____cache_alloc_node+0x156/0x1d0 [ 2032.187536] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2032.191587] cache_grow_begin+0xa4/0x8a0 [ 2032.200143] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2032.204812] fallback_alloc+0x213/0x2e0 [ 2032.213622] 28277 total pagecache pages [ 2032.217689] kmem_cache_alloc_node+0xe3/0x3b0 [ 2032.226239] 0 pages in swap cache [ 2032.230202] __alloc_skb+0x71/0x560 [ 2032.234149] Swap cache stats: add 0, delete 0, find 0/0 [ 2032.238630] ndisc_alloc_skb+0x134/0x320 [ 2032.242052] Free swap = 0kB [ 2032.245662] ndisc_send_rs+0x33a/0x690 [ 2032.251100] Total swap = 0kB [ 2032.251108] 2097051 pages RAM [ 2032.255155] addrconf_rs_timer+0x384/0x6a0 [ 2032.258232] 0 pages HighMem/MovableOnly [ 2032.262103] ? ipv6_get_lladdr+0x490/0x490 [ 2032.265093] 369649 pages reserved [ 2032.268190] call_timer_fn+0x177/0x700 [ 2032.272388] 0 pages cma reserved [ 2032.276341] ? ipv6_get_lladdr+0x490/0x490 [ 2032.280610] aoe: skb alloc failure [ 2032.283984] ? process_timeout+0x40/0x40 [ 2032.283999] ? mark_held_locks+0xa6/0xf0 [ 2032.284015] ? _raw_spin_unlock_irq+0x24/0x80 [ 2032.287895] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2032.291235] ? ipv6_get_lladdr+0x490/0x490 [ 2032.295435] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2032.298959] ? ipv6_get_lladdr+0x490/0x490 [ 2032.335047] expire_timers+0x243/0x4e0 [ 2032.338929] run_timer_softirq+0x21c/0x670 [ 2032.343153] ? expire_timers+0x4e0/0x4e0 [ 2032.347206] ? check_preemption_disabled+0x41/0x280 [ 2032.352253] __do_softirq+0x265/0x980 [ 2032.356049] irq_exit+0x215/0x260 [ 2032.359487] smp_apic_timer_interrupt+0x136/0x550 [ 2032.364318] apic_timer_interrupt+0xf/0x20 [ 2032.368532] [ 2032.370774] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2032.376212] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2032.395109] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2032.402800] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2032.410065] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2032.417429] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2032.424699] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2032.431958] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2032.439239] ? list_lru_count_one+0x41/0x360 [ 2032.443636] list_lru_count_one+0x41/0x360 [ 2032.447860] super_cache_count+0x1b4/0x2e0 [ 2032.452081] ? f2fs_shrink_count+0x217/0x2a0 [ 2032.456483] do_shrink_slab+0x10b/0xa40 [ 2032.460452] shrink_slab+0x16f/0x550 [ 2032.464155] ? do_shrink_slab+0xa40/0xa40 [ 2032.468297] shrink_node.isra.0+0x2d3/0x1300 [ 2032.472791] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2032.477622] ? queue_work_on+0x11a/0x1f0 [ 2032.481671] ? vmpressure+0x28a/0x320 [ 2032.485465] do_try_to_free_pages+0x38e/0xfe0 [ 2032.489960] ? node_reclaim+0x850/0x850 [ 2032.493929] try_to_free_pages+0x27f/0x7c0 [ 2032.498178] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2032.502839] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2032.507861] __alloc_pages_nodemask+0xcc8/0x2890 [ 2032.512617] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2032.517449] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2032.522280] ? finish_task_switch+0x146/0x760 [ 2032.526772] ? mark_held_locks+0xa6/0xf0 [ 2032.530822] ? ____cache_alloc_node+0x156/0x1d0 [ 2032.535477] ? cache_grow_begin+0x64/0x8a0 [ 2032.539701] cache_grow_begin+0xa4/0x8a0 [ 2032.543755] fallback_alloc+0x213/0x2e0 [ 2032.547723] kmem_cache_alloc_trace+0x1f1/0x380 [ 2032.552384] do_syslog.part.0+0x24f/0x1510 [ 2032.556613] ? console_trylock+0x90/0x90 [ 2032.560661] ? wait_woken+0x250/0x250 [ 2032.564454] ? security_syslog+0x73/0x90 [ 2032.568506] do_syslog+0x49/0x60 [ 2032.571864] kmsg_read+0x8a/0xb0 [ 2032.575228] ? kmsg_poll+0xb0/0xb0 [ 2032.578754] proc_reg_read+0x1bd/0x2d0 [ 2032.582629] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2032.587545] ? lock_acquire+0x170/0x3c0 [ 2032.591513] ? __fdget_pos+0x26f/0x310 [ 2032.595390] __vfs_read+0xf7/0x750 [ 2032.598917] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2032.603836] ? __se_sys_copy_file_range+0x410/0x410 [ 2032.608848] ? fsnotify_first_mark+0x200/0x200 [ 2032.613421] ? mutex_trylock+0x1a0/0x1a0 [ 2032.617478] ? security_file_permission+0x1c0/0x220 [ 2032.622485] vfs_read+0x194/0x3c0 [ 2032.625933] ksys_read+0x12b/0x2a0 [ 2032.629462] ? kernel_write+0x110/0x110 [ 2032.633426] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2032.638434] ? do_syscall_64+0x21/0x620 [ 2032.642398] do_syscall_64+0xf9/0x620 [ 2032.646188] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2032.651364] RIP: 0033:0x7f32b454c22d [ 2032.655087] Code: Bad RIP value. [ 2032.658436] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2032.666128] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2032.673384] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2032.680641] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2032.687908] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2032.695167] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2032.702439] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2032.702498] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2032.709716] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2032.709721] Call Trace: [ 2032.709738] dump_stack+0x1fc/0x2ef [ 2032.709755] warn_alloc.cold+0x7b/0x18f [ 2032.716290] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2032.725574] ? zone_watermark_ok_safe+0x260/0x260 [ 2032.728123] in:imklog cpuset=/ mems_allowed=0-1 [ 2032.731821] ? wakeup_kcompactd+0x27/0x540 [ 2032.759582] ? wakeup_kswapd+0x3cb/0x660 [ 2032.763740] ? __zone_watermark_ok+0x300/0x300 [ 2032.768315] ? wake_all_kswapds+0x143/0x2c0 [ 2032.772635] __alloc_pages_nodemask+0x232f/0x2890 [ 2032.777488] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2032.782321] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2032.787153] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2032.791991] ? console_unlock+0xf35/0x1110 [ 2032.796215] ? netconsole_netdev_event+0x280/0x280 [ 2032.801138] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2032.805722] ? check_preemption_disabled+0x41/0x280 [ 2032.811033] ? ____cache_alloc_node+0x156/0x1d0 [ 2032.815714] cache_grow_begin+0xa4/0x8a0 [ 2032.819771] fallback_alloc+0x213/0x2e0 [ 2032.823746] kmem_cache_alloc_node+0xe3/0x3b0 [ 2032.828235] __alloc_skb+0x71/0x560 [ 2032.831861] new_skb+0x24/0x1c0 [ 2032.835131] aoecmd_cfg+0x191/0x5e0 [ 2032.838752] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2032.843070] ? round_jiffies_up_relative+0xd0/0xd0 [ 2032.847994] call_timer_fn+0x177/0x700 [ 2032.851976] ? aoedev_exit+0x50/0x50 [ 2032.855679] ? process_timeout+0x40/0x40 [ 2032.859738] ? _raw_spin_unlock_irq+0x24/0x80 [ 2032.864232] ? aoedev_exit+0x50/0x50 [ 2032.867934] ? aoedev_exit+0x50/0x50 [ 2032.871639] expire_timers+0x243/0x4e0 [ 2032.875518] run_timer_softirq+0x21c/0x670 [ 2032.879773] ? expire_timers+0x4e0/0x4e0 [ 2032.883826] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2032.888921] ? mac80211_hwsim_beacon+0x150/0x190 [ 2032.893674] ? check_preemption_disabled+0x41/0x280 [ 2032.898703] __do_softirq+0x265/0x980 [ 2032.902501] ? __local_bh_enable_ip+0x270/0x270 [ 2032.907158] run_ksoftirqd+0x57/0x110 [ 2032.910954] smpboot_thread_fn+0x655/0x9e0 [ 2032.915176] ? __kthread_parkme+0x4c/0x1e0 [ 2032.919405] ? sort_range+0x30/0x30 [ 2032.923021] ? __kthread_parkme+0x133/0x1e0 [ 2032.927334] ? sort_range+0x30/0x30 [ 2032.930950] kthread+0x33f/0x460 [ 2032.934305] ? kthread_park+0x180/0x180 [ 2032.938272] ret_from_fork+0x24/0x30 [ 2032.941983] warn_alloc_show_mem: 1 callbacks suppressed [ 2032.941992] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2032.941993] Mem-Info: [ 2032.942019] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2032.942019] active_file:13 inactive_file:13 isolated_file:0 [ 2032.942019] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2032.942019] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2032.942019] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2032.942019] free:11077 free_pcp:541 free_cma:0 [ 2032.947381] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2032.954736] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2032.957123] Call Trace: [ 2032.991137] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2033.000480] [ 2033.028317] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2033.030993] dump_stack+0x1fc/0x2ef [ 2033.056632] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2033.058779] warn_alloc.cold+0x7b/0x18f [ 2033.084866] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2033.088491] ? zone_watermark_ok_safe+0x260/0x260 [ 2033.093483] lowmem_reserve[]: 0 0 1 1 1 [ 2033.097448] ? wakeup_kcompactd+0x27/0x540 [ 2033.126484] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2033.131320] ? wakeup_kswapd+0x3cb/0x660 [ 2033.135260] lowmem_reserve[]: 0 0 0 0 0 [ 2033.139482] ? __zone_watermark_ok+0x300/0x300 [ 2033.165315] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2033.169368] ? wake_all_kswapds+0x143/0x2c0 [ 2033.173312] lowmem_reserve[]: 0 0 0 0 0 [ 2033.177891] __alloc_pages_nodemask+0x232f/0x2890 [ 2033.205527] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2033.209853] ? rcu_nmi_exit+0xb3/0x180 [ 2033.213785] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2033.218640] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2033.231538] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2033.235449] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2033.249921] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2033.254767] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2033.265764] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2033.270630] ? mark_held_locks+0xf0/0xf0 [ 2033.285517] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2033.290341] ? ____cache_alloc_node+0x156/0x1d0 [ 2033.299158] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2033.303213] cache_grow_begin+0xa4/0x8a0 [ 2033.311761] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2033.316427] fallback_alloc+0x213/0x2e0 [ 2033.325227] 28277 total pagecache pages [ 2033.329275] kmem_cache_alloc_node+0xe3/0x3b0 [ 2033.337835] 0 pages in swap cache [ 2033.341796] __alloc_skb+0x71/0x560 [ 2033.345741] Swap cache stats: add 0, delete 0, find 0/0 [ 2033.350217] ndisc_alloc_skb+0x134/0x320 [ 2033.353654] Free swap = 0kB [ 2033.357284] ndisc_send_rs+0x33a/0x690 [ 2033.362621] Total swap = 0kB [ 2033.366684] addrconf_rs_timer+0x384/0x6a0 [ 2033.369670] 2097051 pages RAM [ 2033.373545] ? ipv6_get_lladdr+0x490/0x490 [ 2033.376533] 0 pages HighMem/MovableOnly [ 2033.380760] call_timer_fn+0x177/0x700 [ 2033.383843] 369649 pages reserved [ 2033.388061] ? ipv6_get_lladdr+0x490/0x490 [ 2033.392007] 0 pages cma reserved [ 2033.395892] ? process_timeout+0x40/0x40 [ 2033.399382] aoe: skb alloc failure [ 2033.403540] ? mark_held_locks+0xa6/0xf0 [ 2033.406935] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2033.410925] ? _raw_spin_unlock_irq+0x24/0x80 [ 2033.414436] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2033.418509] ? ipv6_get_lladdr+0x490/0x490 [ 2033.442314] ? ipv6_get_lladdr+0x490/0x490 [ 2033.446539] expire_timers+0x243/0x4e0 [ 2033.450418] run_timer_softirq+0x21c/0x670 [ 2033.454643] ? expire_timers+0x4e0/0x4e0 [ 2033.458702] ? check_preemption_disabled+0x41/0x280 [ 2033.463731] __do_softirq+0x265/0x980 [ 2033.467530] irq_exit+0x215/0x260 [ 2033.470973] smp_apic_timer_interrupt+0x136/0x550 [ 2033.475896] apic_timer_interrupt+0xf/0x20 [ 2033.480116] [ 2033.482347] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2033.487813] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2033.506742] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2033.514446] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2033.521730] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2033.528987] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2033.536256] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2033.543514] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2033.550790] ? list_lru_count_one+0x41/0x360 [ 2033.555210] list_lru_count_one+0x41/0x360 [ 2033.559439] super_cache_count+0x1b4/0x2e0 [ 2033.563667] ? f2fs_shrink_count+0x217/0x2a0 [ 2033.568068] do_shrink_slab+0x10b/0xa40 [ 2033.572039] shrink_slab+0x16f/0x550 [ 2033.575746] ? do_shrink_slab+0xa40/0xa40 [ 2033.579892] shrink_node.isra.0+0x2d3/0x1300 [ 2033.584299] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2033.589128] ? queue_work_on+0x11a/0x1f0 [ 2033.593180] ? vmpressure+0x28a/0x320 [ 2033.596974] do_try_to_free_pages+0x38e/0xfe0 [ 2033.601468] ? node_reclaim+0x850/0x850 [ 2033.605451] try_to_free_pages+0x27f/0x7c0 [ 2033.609676] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2033.614340] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2033.619361] __alloc_pages_nodemask+0xcc8/0x2890 [ 2033.624120] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2033.628949] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2033.633779] ? finish_task_switch+0x146/0x760 [ 2033.638274] ? mark_held_locks+0xa6/0xf0 [ 2033.642327] ? ____cache_alloc_node+0x156/0x1d0 [ 2033.646992] ? cache_grow_begin+0x64/0x8a0 [ 2033.651219] cache_grow_begin+0xa4/0x8a0 [ 2033.655273] fallback_alloc+0x213/0x2e0 [ 2033.659239] kmem_cache_alloc_trace+0x1f1/0x380 [ 2033.663902] do_syslog.part.0+0x24f/0x1510 [ 2033.668135] ? console_trylock+0x90/0x90 [ 2033.672183] ? wait_woken+0x250/0x250 [ 2033.675979] ? security_syslog+0x73/0x90 [ 2033.680032] do_syslog+0x49/0x60 [ 2033.683390] kmsg_read+0x8a/0xb0 [ 2033.686757] ? kmsg_poll+0xb0/0xb0 [ 2033.690284] proc_reg_read+0x1bd/0x2d0 [ 2033.694172] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2033.699094] ? lock_acquire+0x170/0x3c0 [ 2033.703057] ? __fdget_pos+0x26f/0x310 [ 2033.706937] __vfs_read+0xf7/0x750 [ 2033.710467] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2033.715387] ? __se_sys_copy_file_range+0x410/0x410 [ 2033.720391] ? fsnotify_first_mark+0x200/0x200 [ 2033.724967] ? mutex_trylock+0x1a0/0x1a0 [ 2033.729110] ? security_file_permission+0x1c0/0x220 [ 2033.734121] vfs_read+0x194/0x3c0 [ 2033.737565] ksys_read+0x12b/0x2a0 [ 2033.741095] ? kernel_write+0x110/0x110 [ 2033.745060] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2033.750065] ? do_syscall_64+0x21/0x620 [ 2033.754031] do_syscall_64+0xf9/0x620 [ 2033.757822] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2033.762999] RIP: 0033:0x7f32b454c22d [ 2033.766709] Code: Bad RIP value. [ 2033.770074] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2033.777766] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2033.785023] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2033.792279] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2033.799537] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2033.806806] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2033.814083] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2033.814145] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2033.821376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2033.827916] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2033.837180] Call Trace: [ 2033.847294] in:imklog cpuset=/ mems_allowed=0-1 [ 2033.849885] dump_stack+0x1fc/0x2ef [ 2033.858225] warn_alloc.cold+0x7b/0x18f [ 2033.862191] ? zone_watermark_ok_safe+0x260/0x260 [ 2033.867487] ? wakeup_kcompactd+0x27/0x540 [ 2033.871714] ? wakeup_kswapd+0x3cb/0x660 [ 2033.875767] ? __zone_watermark_ok+0x300/0x300 [ 2033.880337] ? wake_all_kswapds+0x143/0x2c0 [ 2033.884652] __alloc_pages_nodemask+0x232f/0x2890 [ 2033.889498] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2033.894327] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2033.899162] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2033.903993] ? retint_kernel+0x2d/0x2d [ 2033.907877] ? console_unlock+0xf67/0x1110 [ 2033.912105] ? console_unlock+0xf6e/0x1110 [ 2033.916331] ? check_preemption_disabled+0x41/0x280 [ 2033.921340] ? ____cache_alloc_node+0x156/0x1d0 [ 2033.926001] cache_grow_begin+0xa4/0x8a0 [ 2033.930070] fallback_alloc+0x213/0x2e0 [ 2033.934038] kmem_cache_alloc_node+0xe3/0x3b0 [ 2033.938526] __alloc_skb+0x71/0x560 [ 2033.942144] new_skb+0x24/0x1c0 [ 2033.945418] aoecmd_cfg+0x191/0x5e0 [ 2033.949038] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2033.953355] ? round_jiffies_up_relative+0xd0/0xd0 [ 2033.958288] call_timer_fn+0x177/0x700 [ 2033.962164] ? aoedev_exit+0x50/0x50 [ 2033.965867] ? process_timeout+0x40/0x40 [ 2033.969936] ? _raw_spin_unlock_irq+0x24/0x80 [ 2033.974428] ? aoedev_exit+0x50/0x50 [ 2033.978136] ? aoedev_exit+0x50/0x50 [ 2033.981845] expire_timers+0x243/0x4e0 [ 2033.985900] run_timer_softirq+0x21c/0x670 [ 2033.990128] ? expire_timers+0x4e0/0x4e0 [ 2033.994179] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2033.999281] ? mac80211_hwsim_beacon+0x150/0x190 [ 2034.004028] ? check_preemption_disabled+0x41/0x280 [ 2034.009042] __do_softirq+0x265/0x980 [ 2034.012838] ? __local_bh_enable_ip+0x270/0x270 [ 2034.017583] run_ksoftirqd+0x57/0x110 [ 2034.021460] smpboot_thread_fn+0x655/0x9e0 [ 2034.025681] ? __kthread_parkme+0x4c/0x1e0 [ 2034.029909] ? sort_range+0x30/0x30 [ 2034.033545] ? __kthread_parkme+0x133/0x1e0 [ 2034.037885] ? sort_range+0x30/0x30 [ 2034.041507] kthread+0x33f/0x460 [ 2034.044859] ? kthread_park+0x180/0x180 [ 2034.048830] ret_from_fork+0x24/0x30 [ 2034.052540] warn_alloc_show_mem: 1 callbacks suppressed [ 2034.052549] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2034.052551] Mem-Info: [ 2034.052576] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2034.052576] active_file:13 inactive_file:13 isolated_file:0 [ 2034.052576] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2034.052576] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2034.052576] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2034.052576] free:11077 free_pcp:541 free_cma:0 [ 2034.057926] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2034.065278] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2034.067663] Call Trace: [ 2034.101056] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2034.110386] [ 2034.138208] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2034.141222] dump_stack+0x1fc/0x2ef [ 2034.166870] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2034.169020] warn_alloc.cold+0x7b/0x18f [ 2034.195112] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2034.198745] ? zone_watermark_ok_safe+0x260/0x260 [ 2034.203737] lowmem_reserve[]: 0 0 1 1 1 [ 2034.207705] ? wakeup_kcompactd+0x27/0x540 [ 2034.236655] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2034.241505] ? wakeup_kswapd+0x3cb/0x660 [ 2034.245463] lowmem_reserve[]: 0 0 0 0 0 [ 2034.249727] ? __zone_watermark_ok+0x300/0x300 [ 2034.275647] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2034.279710] ? wake_all_kswapds+0x143/0x2c0 [ 2034.283649] lowmem_reserve[]: 0 0 0 0 0 [ 2034.288223] __alloc_pages_nodemask+0x232f/0x2890 [ 2034.316401] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2034.320726] ? rcu_nmi_exit+0xb3/0x180 [ 2034.324658] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2034.329490] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2034.342286] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2034.346164] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2034.360526] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2034.365359] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2034.376353] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2034.381216] ? mark_held_locks+0xf0/0xf0 [ 2034.396118] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2034.400956] ? ____cache_alloc_node+0x156/0x1d0 [ 2034.409763] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2034.413805] cache_grow_begin+0xa4/0x8a0 [ 2034.422355] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2034.427010] fallback_alloc+0x213/0x2e0 [ 2034.435812] 28277 total pagecache pages [ 2034.439863] kmem_cache_alloc_node+0xe3/0x3b0 [ 2034.448424] 0 pages in swap cache [ 2034.452407] __alloc_skb+0x71/0x560 [ 2034.456436] Swap cache stats: add 0, delete 0, find 0/0 [ 2034.460918] ndisc_alloc_skb+0x134/0x320 [ 2034.464339] Free swap = 0kB [ 2034.467951] ndisc_send_rs+0x33a/0x690 [ 2034.473295] Total swap = 0kB [ 2034.477347] addrconf_rs_timer+0x384/0x6a0 [ 2034.480334] 2097051 pages RAM [ 2034.484206] ? ipv6_get_lladdr+0x490/0x490 [ 2034.487197] 0 pages HighMem/MovableOnly [ 2034.491420] call_timer_fn+0x177/0x700 [ 2034.494488] 369649 pages reserved [ 2034.498708] ? ipv6_get_lladdr+0x490/0x490 [ 2034.502659] 0 pages cma reserved [ 2034.506530] ? process_timeout+0x40/0x40 [ 2034.510018] aoe: skb alloc failure [ 2034.514172] ? mark_held_locks+0xa6/0xf0 [ 2034.514186] ? _raw_spin_unlock_irq+0x24/0x80 [ 2034.514200] ? ipv6_get_lladdr+0x490/0x490 [ 2034.517576] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2034.521614] ? ipv6_get_lladdr+0x490/0x490 [ 2034.525125] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2034.529176] expire_timers+0x243/0x4e0 [ 2034.561060] run_timer_softirq+0x21c/0x670 [ 2034.565288] ? expire_timers+0x4e0/0x4e0 [ 2034.569350] ? check_preemption_disabled+0x41/0x280 [ 2034.574363] __do_softirq+0x265/0x980 [ 2034.578162] irq_exit+0x215/0x260 [ 2034.581609] smp_apic_timer_interrupt+0x136/0x550 [ 2034.586444] apic_timer_interrupt+0xf/0x20 [ 2034.590663] [ 2034.592915] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2034.598352] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2034.617251] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2034.624949] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2034.632205] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2034.639462] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2034.646719] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2034.653977] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2034.661246] ? list_lru_count_one+0x41/0x360 [ 2034.665649] list_lru_count_one+0x41/0x360 [ 2034.669889] super_cache_count+0x1b4/0x2e0 [ 2034.674117] ? f2fs_shrink_count+0x217/0x2a0 [ 2034.678518] do_shrink_slab+0x10b/0xa40 [ 2034.682490] shrink_slab+0x16f/0x550 [ 2034.686198] ? do_shrink_slab+0xa40/0xa40 [ 2034.690348] shrink_node.isra.0+0x2d3/0x1300 [ 2034.694757] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2034.699590] ? queue_work_on+0x11a/0x1f0 [ 2034.703642] ? vmpressure+0x28a/0x320 [ 2034.707437] do_try_to_free_pages+0x38e/0xfe0 [ 2034.711936] ? node_reclaim+0x850/0x850 [ 2034.715922] try_to_free_pages+0x27f/0x7c0 [ 2034.720147] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2034.724821] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2034.729907] __alloc_pages_nodemask+0xcc8/0x2890 [ 2034.734695] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2034.739542] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2034.744378] ? finish_task_switch+0x146/0x760 [ 2034.748889] ? mark_held_locks+0xa6/0xf0 [ 2034.752939] ? ____cache_alloc_node+0x156/0x1d0 [ 2034.757609] ? cache_grow_begin+0x64/0x8a0 [ 2034.761834] cache_grow_begin+0xa4/0x8a0 [ 2034.765901] fallback_alloc+0x213/0x2e0 [ 2034.769876] kmem_cache_alloc_trace+0x1f1/0x380 [ 2034.774549] do_syslog.part.0+0x24f/0x1510 [ 2034.778780] ? console_trylock+0x90/0x90 [ 2034.782831] ? wait_woken+0x250/0x250 [ 2034.786635] ? security_syslog+0x73/0x90 [ 2034.790706] do_syslog+0x49/0x60 [ 2034.794063] kmsg_read+0x8a/0xb0 [ 2034.797417] ? kmsg_poll+0xb0/0xb0 [ 2034.800948] proc_reg_read+0x1bd/0x2d0 [ 2034.804827] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2034.809920] ? lock_acquire+0x170/0x3c0 [ 2034.813885] ? __fdget_pos+0x26f/0x310 [ 2034.817767] __vfs_read+0xf7/0x750 [ 2034.821296] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2034.826216] ? __se_sys_copy_file_range+0x410/0x410 [ 2034.831230] ? fsnotify_first_mark+0x200/0x200 [ 2034.835806] ? mutex_trylock+0x1a0/0x1a0 [ 2034.839866] ? security_file_permission+0x1c0/0x220 [ 2034.844875] vfs_read+0x194/0x3c0 [ 2034.848321] ksys_read+0x12b/0x2a0 [ 2034.851850] ? kernel_write+0x110/0x110 [ 2034.855817] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2034.860824] ? do_syscall_64+0x21/0x620 [ 2034.864791] do_syscall_64+0xf9/0x620 [ 2034.868588] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2034.873768] RIP: 0033:0x7f32b454c22d [ 2034.877476] Code: Bad RIP value. [ 2034.880922] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2034.888618] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2034.895876] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2034.903130] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2034.910389] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2034.917645] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2034.924923] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2034.924989] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2034.932196] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2034.932203] Call Trace: [ 2034.938749] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2034.948022] dump_stack+0x1fc/0x2ef [ 2034.950578] in:imklog cpuset=/ mems_allowed=0-1 [ 2034.960712] warn_alloc.cold+0x7b/0x18f [ 2034.972909] ? zone_watermark_ok_safe+0x260/0x260 [ 2034.977757] ? wakeup_kcompactd+0x27/0x540 [ 2034.981985] ? wakeup_kswapd+0x3cb/0x660 [ 2034.986034] ? __zone_watermark_ok+0x300/0x300 [ 2034.990618] ? wake_all_kswapds+0x143/0x2c0 [ 2034.994933] __alloc_pages_nodemask+0x232f/0x2890 [ 2034.999780] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2035.004611] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2035.009464] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2035.014304] ? console_unlock+0xf35/0x1110 [ 2035.018530] ? netconsole_netdev_event+0x280/0x280 [ 2035.023452] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2035.028026] ? check_preemption_disabled+0x41/0x280 [ 2035.033034] ? ____cache_alloc_node+0x156/0x1d0 [ 2035.037700] cache_grow_begin+0xa4/0x8a0 [ 2035.041759] fallback_alloc+0x213/0x2e0 [ 2035.045730] kmem_cache_alloc_node+0xe3/0x3b0 [ 2035.050219] __alloc_skb+0x71/0x560 [ 2035.053841] new_skb+0x24/0x1c0 [ 2035.057127] aoecmd_cfg+0x191/0x5e0 [ 2035.060744] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2035.065059] ? round_jiffies_up_relative+0xd0/0xd0 [ 2035.069986] call_timer_fn+0x177/0x700 [ 2035.073877] ? aoedev_exit+0x50/0x50 [ 2035.077606] ? process_timeout+0x40/0x40 [ 2035.081675] ? _raw_spin_unlock_irq+0x24/0x80 [ 2035.086208] ? aoedev_exit+0x50/0x50 [ 2035.089925] ? aoedev_exit+0x50/0x50 [ 2035.093647] expire_timers+0x243/0x4e0 [ 2035.097558] run_timer_softirq+0x21c/0x670 [ 2035.101879] ? expire_timers+0x4e0/0x4e0 [ 2035.105952] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2035.111075] ? mac80211_hwsim_beacon+0x150/0x190 [ 2035.115886] ? check_preemption_disabled+0x41/0x280 [ 2035.120904] __do_softirq+0x265/0x980 [ 2035.124725] ? __local_bh_enable_ip+0x270/0x270 [ 2035.129392] run_ksoftirqd+0x57/0x110 [ 2035.133201] smpboot_thread_fn+0x655/0x9e0 [ 2035.137432] ? __kthread_parkme+0x4c/0x1e0 [ 2035.141690] ? sort_range+0x30/0x30 [ 2035.145316] ? __kthread_parkme+0x133/0x1e0 [ 2035.149652] ? sort_range+0x30/0x30 [ 2035.153272] kthread+0x33f/0x460 [ 2035.156628] ? kthread_park+0x180/0x180 [ 2035.160595] ret_from_fork+0x24/0x30 [ 2035.164308] warn_alloc_show_mem: 1 callbacks suppressed [ 2035.164317] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2035.164318] Mem-Info: [ 2035.164349] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2035.164349] active_file:13 inactive_file:13 isolated_file:0 [ 2035.164349] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2035.164349] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2035.164349] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2035.164349] free:11077 free_pcp:541 free_cma:0 [ 2035.169685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2035.177054] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2035.179438] Call Trace: [ 2035.212933] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2035.222434] [ 2035.250259] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2035.252839] dump_stack+0x1fc/0x2ef [ 2035.279688] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2035.281840] warn_alloc.cold+0x7b/0x18f [ 2035.307925] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2035.311541] ? zone_watermark_ok_safe+0x260/0x260 [ 2035.316611] lowmem_reserve[]: 0 0 1 1 1 [ 2035.320578] ? wakeup_kcompactd+0x27/0x540 [ 2035.349558] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2035.354406] ? wakeup_kswapd+0x3cb/0x660 [ 2035.358344] lowmem_reserve[]: 0 0 0 0 0 [ 2035.362571] ? __zone_watermark_ok+0x300/0x300 [ 2035.388385] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2035.392451] ? wake_all_kswapds+0x143/0x2c0 [ 2035.396397] lowmem_reserve[]: 0 0 0 0 0 [ 2035.401136] __alloc_pages_nodemask+0x232f/0x2890 [ 2035.429215] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2035.433552] ? rcu_nmi_exit+0xb3/0x180 [ 2035.437482] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2035.442332] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2035.455142] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2035.459020] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2035.473398] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2035.478248] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2035.489246] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2035.494170] ? mark_held_locks+0xf0/0xf0 [ 2035.509574] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2035.509586] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2035.514514] ? ____cache_alloc_node+0x156/0x1d0 [ 2035.523334] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2035.527377] cache_grow_begin+0xa4/0x8a0 [ 2035.536479] 28277 total pagecache pages [ 2035.545434] fallback_alloc+0x213/0x2e0 [ 2035.550079] 0 pages in swap cache [ 2035.558667] kmem_cache_alloc_node+0xe3/0x3b0 [ 2035.562704] Swap cache stats: add 0, delete 0, find 0/0 [ 2035.566664] __alloc_skb+0x71/0x560 [ 2035.570627] Free swap = 0kB [ 2035.574070] ndisc_alloc_skb+0x134/0x320 [ 2035.578547] Total swap = 0kB [ 2035.583910] ndisc_send_rs+0x33a/0x690 [ 2035.587516] 2097051 pages RAM [ 2035.590520] addrconf_rs_timer+0x384/0x6a0 [ 2035.594550] 0 pages HighMem/MovableOnly [ 2035.597553] ? ipv6_get_lladdr+0x490/0x490 [ 2035.601408] 369649 pages reserved [ 2035.601415] 0 pages cma reserved [ 2035.604512] call_timer_fn+0x177/0x700 [ 2035.608776] aoe: skb alloc failure [ 2035.612670] ? ipv6_get_lladdr+0x490/0x490 [ 2035.616924] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2035.620319] ? process_timeout+0x40/0x40 [ 2035.623658] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2035.627550] ? mark_held_locks+0xa6/0xf0 [ 2035.658475] ? _raw_spin_unlock_irq+0x24/0x80 [ 2035.662967] ? ipv6_get_lladdr+0x490/0x490 [ 2035.667558] ? ipv6_get_lladdr+0x490/0x490 [ 2035.671797] expire_timers+0x243/0x4e0 [ 2035.675679] run_timer_softirq+0x21c/0x670 [ 2035.679908] ? expire_timers+0x4e0/0x4e0 [ 2035.683977] ? check_preemption_disabled+0x41/0x280 [ 2035.688988] __do_softirq+0x265/0x980 [ 2035.692789] irq_exit+0x215/0x260 [ 2035.696239] smp_apic_timer_interrupt+0x136/0x550 [ 2035.701076] apic_timer_interrupt+0xf/0x20 [ 2035.705295] [ 2035.707543] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2035.712984] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2035.731877] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2035.739586] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2035.746846] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2035.754105] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2035.761363] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2035.768618] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2035.775892] ? list_lru_count_one+0x41/0x360 [ 2035.780294] list_lru_count_one+0x41/0x360 [ 2035.784522] super_cache_count+0x1b4/0x2e0 [ 2035.788760] ? f2fs_shrink_count+0x217/0x2a0 [ 2035.793163] do_shrink_slab+0x10b/0xa40 [ 2035.797139] shrink_slab+0x16f/0x550 [ 2035.800844] ? do_shrink_slab+0xa40/0xa40 [ 2035.805337] shrink_node.isra.0+0x2d3/0x1300 [ 2035.809747] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2035.814580] ? queue_work_on+0x11a/0x1f0 [ 2035.818632] ? vmpressure+0x28a/0x320 [ 2035.822428] do_try_to_free_pages+0x38e/0xfe0 [ 2035.826922] ? node_reclaim+0x850/0x850 [ 2035.830894] try_to_free_pages+0x27f/0x7c0 [ 2035.835120] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2035.839788] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2035.844798] __alloc_pages_nodemask+0xcc8/0x2890 [ 2035.849560] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2035.855258] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2035.860090] ? finish_task_switch+0x146/0x760 [ 2035.864584] ? mark_held_locks+0xa6/0xf0 [ 2035.868632] ? ____cache_alloc_node+0x156/0x1d0 [ 2035.873286] ? cache_grow_begin+0x64/0x8a0 [ 2035.877510] cache_grow_begin+0xa4/0x8a0 [ 2035.881564] fallback_alloc+0x213/0x2e0 [ 2035.885531] kmem_cache_alloc_trace+0x1f1/0x380 [ 2035.890200] do_syslog.part.0+0x24f/0x1510 [ 2035.894431] ? console_trylock+0x90/0x90 [ 2035.898481] ? wait_woken+0x250/0x250 [ 2035.902272] ? security_syslog+0x73/0x90 [ 2035.906325] do_syslog+0x49/0x60 [ 2035.909683] kmsg_read+0x8a/0xb0 [ 2035.913037] ? kmsg_poll+0xb0/0xb0 [ 2035.916567] proc_reg_read+0x1bd/0x2d0 [ 2035.920446] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2035.925365] ? lock_acquire+0x170/0x3c0 [ 2035.929333] ? __fdget_pos+0x26f/0x310 [ 2035.933211] __vfs_read+0xf7/0x750 [ 2035.936737] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2035.941659] ? __se_sys_copy_file_range+0x410/0x410 [ 2035.946687] ? fsnotify_first_mark+0x200/0x200 [ 2035.951258] ? mutex_trylock+0x1a0/0x1a0 [ 2035.955317] ? security_file_permission+0x1c0/0x220 [ 2035.960429] vfs_read+0x194/0x3c0 [ 2035.963877] ksys_read+0x12b/0x2a0 [ 2035.967427] ? kernel_write+0x110/0x110 [ 2035.971392] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2035.976397] ? do_syscall_64+0x21/0x620 [ 2035.980366] do_syscall_64+0xf9/0x620 [ 2035.984161] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2035.989352] RIP: 0033:0x7f32b454c22d [ 2035.993056] Code: Bad RIP value. [ 2035.996413] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2036.004118] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2036.011387] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2036.018645] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2036.025911] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2036.033170] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2036.040538] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2036.040605] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2036.048157] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2036.048161] Call Trace: [ 2036.048179] dump_stack+0x1fc/0x2ef [ 2036.048195] warn_alloc.cold+0x7b/0x18f [ 2036.054746] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2036.064011] ? zone_watermark_ok_safe+0x260/0x260 [ 2036.066573] in:imklog cpuset=/ mems_allowed=0-1 [ 2036.070186] ? wakeup_kcompactd+0x27/0x540 [ 2036.097949] ? wakeup_kswapd+0x3cb/0x660 [ 2036.102012] ? __zone_watermark_ok+0x300/0x300 [ 2036.106581] ? wake_all_kswapds+0x143/0x2c0 [ 2036.110898] __alloc_pages_nodemask+0x232f/0x2890 [ 2036.115744] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2036.120576] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2036.125405] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2036.130234] ? retint_kernel+0x2d/0x2d [ 2036.134125] ? console_unlock+0xf67/0x1110 [ 2036.138355] ? console_unlock+0xf6e/0x1110 [ 2036.142579] ? check_preemption_disabled+0x41/0x280 [ 2036.147588] ? ____cache_alloc_node+0x156/0x1d0 [ 2036.152261] cache_grow_begin+0xa4/0x8a0 [ 2036.156316] fallback_alloc+0x213/0x2e0 [ 2036.160373] kmem_cache_alloc_node+0xe3/0x3b0 [ 2036.164949] __alloc_skb+0x71/0x560 [ 2036.168569] new_skb+0x24/0x1c0 [ 2036.171925] aoecmd_cfg+0x191/0x5e0 [ 2036.175542] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2036.179857] ? round_jiffies_up_relative+0xd0/0xd0 [ 2036.184781] call_timer_fn+0x177/0x700 [ 2036.188652] ? aoedev_exit+0x50/0x50 [ 2036.192356] ? process_timeout+0x40/0x40 [ 2036.196424] ? _raw_spin_unlock_irq+0x24/0x80 [ 2036.200909] ? aoedev_exit+0x50/0x50 [ 2036.204613] ? aoedev_exit+0x50/0x50 [ 2036.208329] expire_timers+0x243/0x4e0 [ 2036.212209] run_timer_softirq+0x21c/0x670 [ 2036.216436] ? expire_timers+0x4e0/0x4e0 [ 2036.220489] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2036.225587] ? mac80211_hwsim_beacon+0x150/0x190 [ 2036.230336] ? check_preemption_disabled+0x41/0x280 [ 2036.235366] __do_softirq+0x265/0x980 [ 2036.239168] ? __local_bh_enable_ip+0x270/0x270 [ 2036.243941] run_ksoftirqd+0x57/0x110 [ 2036.247740] smpboot_thread_fn+0x655/0x9e0 [ 2036.251974] ? __kthread_parkme+0x4c/0x1e0 [ 2036.256209] ? sort_range+0x30/0x30 [ 2036.259828] ? __kthread_parkme+0x133/0x1e0 [ 2036.264140] ? sort_range+0x30/0x30 [ 2036.267759] kthread+0x33f/0x460 [ 2036.271112] ? kthread_park+0x180/0x180 [ 2036.275076] ret_from_fork+0x24/0x30 [ 2036.278787] warn_alloc_show_mem: 1 callbacks suppressed [ 2036.278797] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2036.278799] Mem-Info: [ 2036.278825] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2036.278825] active_file:13 inactive_file:13 isolated_file:0 [ 2036.278825] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2036.278825] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2036.278825] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2036.278825] free:11077 free_pcp:541 free_cma:0 [ 2036.284161] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2036.291514] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2036.293900] Call Trace: [ 2036.327469] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2036.336797] [ 2036.364741] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2036.367331] dump_stack+0x1fc/0x2ef [ 2036.392977] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2036.395123] warn_alloc.cold+0x7b/0x18f [ 2036.421200] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2036.424819] ? zone_watermark_ok_safe+0x260/0x260 [ 2036.429797] lowmem_reserve[]: 0 0 1 1 1 [ 2036.433770] ? wakeup_kcompactd+0x27/0x540 [ 2036.462715] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2036.467573] ? wakeup_kswapd+0x3cb/0x660 [ 2036.471513] lowmem_reserve[]: 0 0 0 0 0 [ 2036.475757] ? __zone_watermark_ok+0x300/0x300 [ 2036.501734] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2036.505805] ? wake_all_kswapds+0x143/0x2c0 [ 2036.509743] lowmem_reserve[]: 0 0 0 0 0 [ 2036.514329] __alloc_pages_nodemask+0x232f/0x2890 [ 2036.541998] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2036.546350] ? rcu_nmi_exit+0xb3/0x180 [ 2036.550279] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2036.555111] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2036.567907] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2036.571794] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2036.586172] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2036.591006] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2036.601989] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2036.606839] ? mark_held_locks+0xf0/0xf0 [ 2036.621731] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2036.626558] ? ____cache_alloc_node+0x156/0x1d0 [ 2036.635382] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2036.639428] cache_grow_begin+0xa4/0x8a0 [ 2036.647972] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2036.647980] 28277 total pagecache pages [ 2036.652638] fallback_alloc+0x213/0x2e0 [ 2036.661451] 0 pages in swap cache [ 2036.665503] kmem_cache_alloc_node+0xe3/0x3b0 [ 2036.674042] Swap cache stats: add 0, delete 0, find 0/0 [ 2036.674049] Free swap = 0kB [ 2036.678190] __alloc_skb+0x71/0x560 [ 2036.682132] Total swap = 0kB [ 2036.685593] ndisc_alloc_skb+0x134/0x320 [ 2036.690056] 2097051 pages RAM [ 2036.695420] ndisc_send_rs+0x33a/0x690 [ 2036.698403] 0 pages HighMem/MovableOnly [ 2036.698410] 369649 pages reserved [ 2036.702024] addrconf_rs_timer+0x384/0x6a0 [ 2036.705012] 0 pages cma reserved [ 2036.709057] ? ipv6_get_lladdr+0x490/0x490 [ 2036.712206] aoe: skb alloc failure [ 2036.716108] call_timer_fn+0x177/0x700 [ 2036.716118] ? ipv6_get_lladdr+0x490/0x490 [ 2036.716132] ? process_timeout+0x40/0x40 [ 2036.720106] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2036.723523] ? mark_held_locks+0xa6/0xf0 [ 2036.727725] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2036.731086] ? _raw_spin_unlock_irq+0x24/0x80 [ 2036.774694] ? ipv6_get_lladdr+0x490/0x490 [ 2036.778918] ? ipv6_get_lladdr+0x490/0x490 [ 2036.783158] expire_timers+0x243/0x4e0 [ 2036.787038] run_timer_softirq+0x21c/0x670 [ 2036.791271] ? expire_timers+0x4e0/0x4e0 [ 2036.795326] ? check_preemption_disabled+0x41/0x280 [ 2036.800366] __do_softirq+0x265/0x980 [ 2036.804162] irq_exit+0x215/0x260 [ 2036.807604] smp_apic_timer_interrupt+0x136/0x550 [ 2036.812523] apic_timer_interrupt+0xf/0x20 [ 2036.816755] [ 2036.818983] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2036.824424] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2036.843312] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2036.851006] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2036.858275] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2036.865533] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2036.872803] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2036.880061] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2036.887349] ? list_lru_count_one+0x41/0x360 [ 2036.891752] list_lru_count_one+0x41/0x360 [ 2036.895986] super_cache_count+0x1b4/0x2e0 [ 2036.900211] ? f2fs_shrink_count+0x217/0x2a0 [ 2036.904610] do_shrink_slab+0x10b/0xa40 [ 2036.908581] shrink_slab+0x16f/0x550 [ 2036.912290] ? do_shrink_slab+0xa40/0xa40 [ 2036.916437] shrink_node.isra.0+0x2d3/0x1300 [ 2036.920847] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2036.925679] ? queue_work_on+0x11a/0x1f0 [ 2036.929743] ? vmpressure+0x28a/0x320 [ 2036.933537] do_try_to_free_pages+0x38e/0xfe0 [ 2036.938043] ? node_reclaim+0x850/0x850 [ 2036.942022] try_to_free_pages+0x27f/0x7c0 [ 2036.946336] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2036.951004] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2036.956018] __alloc_pages_nodemask+0xcc8/0x2890 [ 2036.960777] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2036.965609] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2036.970442] ? finish_task_switch+0x146/0x760 [ 2036.974942] ? mark_held_locks+0xa6/0xf0 [ 2036.979167] ? ____cache_alloc_node+0x156/0x1d0 [ 2036.983836] ? cache_grow_begin+0x64/0x8a0 [ 2036.988062] cache_grow_begin+0xa4/0x8a0 [ 2036.992129] fallback_alloc+0x213/0x2e0 [ 2036.996113] kmem_cache_alloc_trace+0x1f1/0x380 [ 2037.000779] do_syslog.part.0+0x24f/0x1510 [ 2037.005013] ? console_trylock+0x90/0x90 [ 2037.009065] ? wait_woken+0x250/0x250 [ 2037.012863] ? security_syslog+0x73/0x90 [ 2037.016918] do_syslog+0x49/0x60 [ 2037.020301] kmsg_read+0x8a/0xb0 [ 2037.023672] ? kmsg_poll+0xb0/0xb0 [ 2037.027209] proc_reg_read+0x1bd/0x2d0 [ 2037.031088] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2037.036027] ? lock_acquire+0x170/0x3c0 [ 2037.039990] ? __fdget_pos+0x26f/0x310 [ 2037.043871] __vfs_read+0xf7/0x750 [ 2037.047399] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2037.052317] ? __se_sys_copy_file_range+0x410/0x410 [ 2037.057335] ? fsnotify_first_mark+0x200/0x200 [ 2037.061926] ? mutex_trylock+0x1a0/0x1a0 [ 2037.065992] ? security_file_permission+0x1c0/0x220 [ 2037.071002] vfs_read+0x194/0x3c0 [ 2037.074451] ksys_read+0x12b/0x2a0 [ 2037.077981] ? kernel_write+0x110/0x110 [ 2037.081946] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2037.086952] ? do_syscall_64+0x21/0x620 [ 2037.090915] do_syscall_64+0xf9/0x620 [ 2037.094711] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2037.099900] RIP: 0033:0x7f32b454c22d [ 2037.103609] Code: Bad RIP value. [ 2037.106964] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2037.114674] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2037.121934] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2037.129303] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2037.136599] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2037.143865] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2037.151150] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2037.151217] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2037.158521] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2037.158526] Call Trace: [ 2037.158548] dump_stack+0x1fc/0x2ef [ 2037.158576] warn_alloc.cold+0x7b/0x18f [ 2037.165107] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2037.174376] ? zone_watermark_ok_safe+0x260/0x260 [ 2037.176930] in:imklog cpuset=/ mems_allowed=0-1 [ 2037.180544] ? wakeup_kcompactd+0x27/0x540 [ 2037.208436] ? wakeup_kswapd+0x3cb/0x660 [ 2037.212496] ? __zone_watermark_ok+0x300/0x300 [ 2037.217076] ? wake_all_kswapds+0x143/0x2c0 [ 2037.221399] __alloc_pages_nodemask+0x232f/0x2890 [ 2037.226264] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2037.231098] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2037.235947] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2037.240801] ? console_unlock+0xf35/0x1110 [ 2037.245028] ? netconsole_netdev_event+0x280/0x280 [ 2037.249949] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2037.254523] ? check_preemption_disabled+0x41/0x280 [ 2037.259538] ? ____cache_alloc_node+0x156/0x1d0 [ 2037.264199] cache_grow_begin+0xa4/0x8a0 [ 2037.268257] fallback_alloc+0x213/0x2e0 [ 2037.272228] kmem_cache_alloc_node+0xe3/0x3b0 [ 2037.276718] __alloc_skb+0x71/0x560 [ 2037.280335] new_skb+0x24/0x1c0 [ 2037.283604] aoecmd_cfg+0x191/0x5e0 [ 2037.287223] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2037.291538] ? round_jiffies_up_relative+0xd0/0xd0 [ 2037.296466] call_timer_fn+0x177/0x700 [ 2037.300356] ? aoedev_exit+0x50/0x50 [ 2037.304060] ? process_timeout+0x40/0x40 [ 2037.308117] ? _raw_spin_unlock_irq+0x24/0x80 [ 2037.312598] ? aoedev_exit+0x50/0x50 [ 2037.316300] ? aoedev_exit+0x50/0x50 [ 2037.320018] expire_timers+0x243/0x4e0 [ 2037.323920] run_timer_softirq+0x21c/0x670 [ 2037.328162] ? expire_timers+0x4e0/0x4e0 [ 2037.332232] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2037.337335] ? mac80211_hwsim_beacon+0x150/0x190 [ 2037.342086] ? check_preemption_disabled+0x41/0x280 [ 2037.347102] __do_softirq+0x265/0x980 [ 2037.350904] ? __local_bh_enable_ip+0x270/0x270 [ 2037.355562] run_ksoftirqd+0x57/0x110 [ 2037.359358] smpboot_thread_fn+0x655/0x9e0 [ 2037.363581] ? __kthread_parkme+0x4c/0x1e0 [ 2037.367820] ? sort_range+0x30/0x30 [ 2037.371434] ? __kthread_parkme+0x133/0x1e0 [ 2037.375748] ? sort_range+0x30/0x30 [ 2037.379378] kthread+0x33f/0x460 [ 2037.382735] ? kthread_park+0x180/0x180 [ 2037.386960] ret_from_fork+0x24/0x30 [ 2037.390673] warn_alloc_show_mem: 1 callbacks suppressed [ 2037.390682] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2037.390684] Mem-Info: [ 2037.390711] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2037.390711] active_file:13 inactive_file:13 isolated_file:0 [ 2037.390711] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2037.390711] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2037.390711] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2037.390711] free:11077 free_pcp:541 free_cma:0 [ 2037.396049] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2037.403408] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2037.405795] Call Trace: [ 2037.439367] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2037.448703] [ 2037.476648] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2037.479239] dump_stack+0x1fc/0x2ef [ 2037.504973] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2037.507121] warn_alloc.cold+0x7b/0x18f [ 2037.533309] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2037.536930] ? zone_watermark_ok_safe+0x260/0x260 [ 2037.541919] lowmem_reserve[]: 0 0 1 1 1 [ 2037.545889] ? wakeup_kcompactd+0x27/0x540 [ 2037.575018] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2037.579955] ? wakeup_kswapd+0x3cb/0x660 [ 2037.583895] lowmem_reserve[]: 0 0 0 0 0 [ 2037.588132] ? __zone_watermark_ok+0x300/0x300 [ 2037.613952] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2037.618007] ? wake_all_kswapds+0x143/0x2c0 [ 2037.621963] lowmem_reserve[]: 0 0 0 0 0 [ 2037.626539] __alloc_pages_nodemask+0x232f/0x2890 [ 2037.654184] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2037.658511] ? rcu_nmi_exit+0xb3/0x180 [ 2037.662439] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2037.667292] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2037.682778] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2037.686666] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2037.701036] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2037.705871] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2037.717123] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2037.721962] ? mark_held_locks+0xf0/0xf0 [ 2037.736928] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2037.741755] ? ____cache_alloc_node+0x156/0x1d0 [ 2037.750743] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2037.754787] cache_grow_begin+0xa4/0x8a0 [ 2037.763338] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2037.767995] fallback_alloc+0x213/0x2e0 [ 2037.776813] 28277 total pagecache pages [ 2037.780868] kmem_cache_alloc_node+0xe3/0x3b0 [ 2037.789416] 0 pages in swap cache [ 2037.793379] __alloc_skb+0x71/0x560 [ 2037.797350] Swap cache stats: add 0, delete 0, find 0/0 [ 2037.801833] ndisc_alloc_skb+0x134/0x320 [ 2037.805260] Free swap = 0kB [ 2037.808874] ndisc_send_rs+0x33a/0x690 [ 2037.814207] Total swap = 0kB [ 2037.818267] addrconf_rs_timer+0x384/0x6a0 [ 2037.821266] 2097051 pages RAM [ 2037.825170] ? ipv6_get_lladdr+0x490/0x490 [ 2037.828178] 0 pages HighMem/MovableOnly [ 2037.832410] call_timer_fn+0x177/0x700 [ 2037.835499] 369649 pages reserved [ 2037.839754] ? ipv6_get_lladdr+0x490/0x490 [ 2037.843695] 0 pages cma reserved [ 2037.847568] ? process_timeout+0x40/0x40 [ 2037.851054] aoe: skb alloc failure [ 2037.855213] ? mark_held_locks+0xa6/0xf0 [ 2037.855227] ? _raw_spin_unlock_irq+0x24/0x80 [ 2037.855240] ? ipv6_get_lladdr+0x490/0x490 [ 2037.858619] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2037.862656] ? ipv6_get_lladdr+0x490/0x490 [ 2037.866224] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2037.870283] expire_timers+0x243/0x4e0 [ 2037.902252] run_timer_softirq+0x21c/0x670 [ 2037.906477] ? expire_timers+0x4e0/0x4e0 [ 2037.910535] ? check_preemption_disabled+0x41/0x280 [ 2037.915546] __do_softirq+0x265/0x980 [ 2037.919347] irq_exit+0x215/0x260 [ 2037.922788] smp_apic_timer_interrupt+0x136/0x550 [ 2037.927623] apic_timer_interrupt+0xf/0x20 [ 2037.931840] [ 2037.934086] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2037.939527] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2037.958417] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2037.966117] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2037.973374] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2037.980633] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2037.988161] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2037.995418] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2038.002709] ? list_lru_count_one+0x41/0x360 [ 2038.007223] list_lru_count_one+0x41/0x360 [ 2038.011453] super_cache_count+0x1b4/0x2e0 [ 2038.015677] ? f2fs_shrink_count+0x217/0x2a0 [ 2038.020077] do_shrink_slab+0x10b/0xa40 [ 2038.024050] shrink_slab+0x16f/0x550 [ 2038.027755] ? do_shrink_slab+0xa40/0xa40 [ 2038.031990] shrink_node.isra.0+0x2d3/0x1300 [ 2038.036400] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2038.041232] ? queue_work_on+0x11a/0x1f0 [ 2038.045284] ? vmpressure+0x28a/0x320 [ 2038.049082] do_try_to_free_pages+0x38e/0xfe0 [ 2038.053592] ? node_reclaim+0x850/0x850 [ 2038.057564] try_to_free_pages+0x27f/0x7c0 [ 2038.061796] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2038.066462] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2038.071474] __alloc_pages_nodemask+0xcc8/0x2890 [ 2038.076233] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2038.081064] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2038.085914] ? finish_task_switch+0x146/0x760 [ 2038.090412] ? mark_held_locks+0xa6/0xf0 [ 2038.094464] ? ____cache_alloc_node+0x156/0x1d0 [ 2038.099124] ? cache_grow_begin+0x64/0x8a0 [ 2038.103352] cache_grow_begin+0xa4/0x8a0 [ 2038.107408] fallback_alloc+0x213/0x2e0 [ 2038.111387] kmem_cache_alloc_trace+0x1f1/0x380 [ 2038.116048] do_syslog.part.0+0x24f/0x1510 [ 2038.120366] ? console_trylock+0x90/0x90 [ 2038.124414] ? wait_woken+0x250/0x250 [ 2038.128215] ? security_syslog+0x73/0x90 [ 2038.132282] do_syslog+0x49/0x60 [ 2038.135651] kmsg_read+0x8a/0xb0 [ 2038.139005] ? kmsg_poll+0xb0/0xb0 [ 2038.142532] proc_reg_read+0x1bd/0x2d0 [ 2038.146410] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2038.151335] ? lock_acquire+0x170/0x3c0 [ 2038.155304] ? __fdget_pos+0x26f/0x310 [ 2038.159184] __vfs_read+0xf7/0x750 [ 2038.162713] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2038.167634] ? __se_sys_copy_file_range+0x410/0x410 [ 2038.172638] ? fsnotify_first_mark+0x200/0x200 [ 2038.177214] ? mutex_trylock+0x1a0/0x1a0 [ 2038.181270] ? security_file_permission+0x1c0/0x220 [ 2038.186282] vfs_read+0x194/0x3c0 [ 2038.189754] ksys_read+0x12b/0x2a0 [ 2038.193284] ? kernel_write+0x110/0x110 [ 2038.197250] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2038.202264] ? do_syscall_64+0x21/0x620 [ 2038.206229] do_syscall_64+0xf9/0x620 [ 2038.210023] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2038.215202] RIP: 0033:0x7f32b454c22d [ 2038.218924] Code: Bad RIP value. [ 2038.222278] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2038.229974] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2038.237232] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2038.244487] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2038.251758] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2038.259019] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2038.266298] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2038.266358] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2038.273570] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2038.280113] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2038.289370] Call Trace: [ 2038.299505] in:imklog cpuset=/ mems_allowed=0-1 [ 2038.302113] dump_stack+0x1fc/0x2ef [ 2038.310378] warn_alloc.cold+0x7b/0x18f [ 2038.314363] ? zone_watermark_ok_safe+0x260/0x260 [ 2038.319196] ? wakeup_kcompactd+0x27/0x540 [ 2038.323423] ? wakeup_kswapd+0x3cb/0x660 [ 2038.327495] ? __zone_watermark_ok+0x300/0x300 [ 2038.332067] ? wake_all_kswapds+0x143/0x2c0 [ 2038.336384] __alloc_pages_nodemask+0x232f/0x2890 [ 2038.341233] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2038.346198] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2038.351041] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2038.355890] ? console_unlock+0xf35/0x1110 [ 2038.360135] ? netconsole_netdev_event+0x280/0x280 [ 2038.365057] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2038.369630] ? check_preemption_disabled+0x41/0x280 [ 2038.374648] ? ____cache_alloc_node+0x156/0x1d0 [ 2038.379318] cache_grow_begin+0xa4/0x8a0 [ 2038.383376] fallback_alloc+0x213/0x2e0 [ 2038.387343] kmem_cache_alloc_node+0xe3/0x3b0 [ 2038.391832] __alloc_skb+0x71/0x560 [ 2038.395455] new_skb+0x24/0x1c0 [ 2038.398904] aoecmd_cfg+0x191/0x5e0 [ 2038.402522] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2038.406839] ? round_jiffies_up_relative+0xd0/0xd0 [ 2038.411765] call_timer_fn+0x177/0x700 [ 2038.415641] ? aoedev_exit+0x50/0x50 [ 2038.419345] ? process_timeout+0x40/0x40 [ 2038.423419] ? _raw_spin_unlock_irq+0x24/0x80 [ 2038.427903] ? aoedev_exit+0x50/0x50 [ 2038.431607] ? aoedev_exit+0x50/0x50 [ 2038.435329] expire_timers+0x243/0x4e0 [ 2038.439227] run_timer_softirq+0x21c/0x670 [ 2038.443453] ? expire_timers+0x4e0/0x4e0 [ 2038.447524] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2038.452616] ? mac80211_hwsim_beacon+0x150/0x190 [ 2038.457361] ? check_preemption_disabled+0x41/0x280 [ 2038.462376] __do_softirq+0x265/0x980 [ 2038.466207] ? __local_bh_enable_ip+0x270/0x270 [ 2038.470865] run_ksoftirqd+0x57/0x110 [ 2038.474671] smpboot_thread_fn+0x655/0x9e0 [ 2038.478916] ? __kthread_parkme+0x4c/0x1e0 [ 2038.483152] ? sort_range+0x30/0x30 [ 2038.486775] ? __kthread_parkme+0x133/0x1e0 [ 2038.491279] ? sort_range+0x30/0x30 [ 2038.494898] kthread+0x33f/0x460 [ 2038.498257] ? kthread_park+0x180/0x180 [ 2038.502236] ret_from_fork+0x24/0x30 [ 2038.505948] warn_alloc_show_mem: 1 callbacks suppressed [ 2038.505957] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2038.505959] Mem-Info: [ 2038.505985] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2038.505985] active_file:13 inactive_file:13 isolated_file:0 [ 2038.505985] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2038.505985] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2038.505985] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2038.505985] free:11077 free_pcp:541 free_cma:0 [ 2038.511322] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2038.518674] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2038.521073] Call Trace: [ 2038.556035] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2038.565365] [ 2038.593189] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2038.595770] dump_stack+0x1fc/0x2ef [ 2038.621499] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2038.623646] warn_alloc.cold+0x7b/0x18f [ 2038.649722] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2038.653359] ? zone_watermark_ok_safe+0x260/0x260 [ 2038.658341] lowmem_reserve[]: 0 0 1 1 1 [ 2038.662305] ? wakeup_kcompactd+0x27/0x540 [ 2038.691250] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2038.696087] ? wakeup_kswapd+0x3cb/0x660 [ 2038.700024] lowmem_reserve[]: 0 0 0 0 0 [ 2038.704247] ? __zone_watermark_ok+0x300/0x300 [ 2038.730065] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2038.734137] ? wake_all_kswapds+0x143/0x2c0 [ 2038.738076] lowmem_reserve[]: 0 0 0 0 0 [ 2038.742662] __alloc_pages_nodemask+0x232f/0x2890 [ 2038.770302] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2038.774638] ? rcu_nmi_exit+0xb3/0x180 [ 2038.778570] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2038.783421] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2038.796215] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2038.800100] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2038.814460] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2038.819293] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2038.830274] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2038.835121] ? mark_held_locks+0xf0/0xf0 [ 2038.850015] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2038.854844] ? ____cache_alloc_node+0x156/0x1d0 [ 2038.863666] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2038.867713] cache_grow_begin+0xa4/0x8a0 [ 2038.876262] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2038.880916] fallback_alloc+0x213/0x2e0 [ 2038.889732] 28277 total pagecache pages [ 2038.893791] kmem_cache_alloc_node+0xe3/0x3b0 [ 2038.902342] 0 pages in swap cache [ 2038.906307] __alloc_skb+0x71/0x560 [ 2038.910251] Swap cache stats: add 0, delete 0, find 0/0 [ 2038.914729] ndisc_alloc_skb+0x134/0x320 [ 2038.918150] Free swap = 0kB [ 2038.921761] ndisc_send_rs+0x33a/0x690 [ 2038.927113] Total swap = 0kB [ 2038.931163] addrconf_rs_timer+0x384/0x6a0 [ 2038.934168] 2097051 pages RAM [ 2038.938147] ? ipv6_get_lladdr+0x490/0x490 [ 2038.941139] 0 pages HighMem/MovableOnly [ 2038.945384] call_timer_fn+0x177/0x700 [ 2038.948469] 369649 pages reserved [ 2038.952688] ? ipv6_get_lladdr+0x490/0x490 [ 2038.956631] 0 pages cma reserved [ 2038.960532] ? process_timeout+0x40/0x40 [ 2038.964019] aoe: skb alloc failure [ 2038.968183] ? mark_held_locks+0xa6/0xf0 [ 2038.971543] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2038.975590] ? _raw_spin_unlock_irq+0x24/0x80 [ 2038.979114] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2038.983168] ? ipv6_get_lladdr+0x490/0x490 [ 2039.007140] ? ipv6_get_lladdr+0x490/0x490 [ 2039.011365] expire_timers+0x243/0x4e0 [ 2039.015249] run_timer_softirq+0x21c/0x670 [ 2039.019477] ? expire_timers+0x4e0/0x4e0 [ 2039.023534] ? check_preemption_disabled+0x41/0x280 [ 2039.028984] __do_softirq+0x265/0x980 [ 2039.032780] irq_exit+0x215/0x260 [ 2039.036236] smp_apic_timer_interrupt+0x136/0x550 [ 2039.041095] apic_timer_interrupt+0xf/0x20 [ 2039.045314] [ 2039.047549] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2039.052993] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2039.071889] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2039.079625] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2039.086891] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2039.094150] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2039.101407] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2039.108665] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2039.115943] ? list_lru_count_one+0x41/0x360 [ 2039.120365] list_lru_count_one+0x41/0x360 [ 2039.124603] super_cache_count+0x1b4/0x2e0 [ 2039.128826] ? f2fs_shrink_count+0x217/0x2a0 [ 2039.133229] do_shrink_slab+0x10b/0xa40 [ 2039.137200] shrink_slab+0x16f/0x550 [ 2039.140908] ? do_shrink_slab+0xa40/0xa40 [ 2039.145054] shrink_node.isra.0+0x2d3/0x1300 [ 2039.149464] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2039.154295] ? queue_work_on+0x11a/0x1f0 [ 2039.158363] ? vmpressure+0x28a/0x320 [ 2039.162178] do_try_to_free_pages+0x38e/0xfe0 [ 2039.166694] ? node_reclaim+0x850/0x850 [ 2039.170679] try_to_free_pages+0x27f/0x7c0 [ 2039.174909] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2039.179593] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2039.184641] __alloc_pages_nodemask+0xcc8/0x2890 [ 2039.189428] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2039.194260] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2039.199112] ? finish_task_switch+0x146/0x760 [ 2039.205174] ? mark_held_locks+0xa6/0xf0 [ 2039.209227] ? ____cache_alloc_node+0x156/0x1d0 [ 2039.213883] ? cache_grow_begin+0x64/0x8a0 [ 2039.218139] cache_grow_begin+0xa4/0x8a0 [ 2039.222194] fallback_alloc+0x213/0x2e0 [ 2039.226169] kmem_cache_alloc_trace+0x1f1/0x380 [ 2039.230832] do_syslog.part.0+0x24f/0x1510 [ 2039.235062] ? console_trylock+0x90/0x90 [ 2039.239121] ? wait_woken+0x250/0x250 [ 2039.242930] ? security_syslog+0x73/0x90 [ 2039.246983] do_syslog+0x49/0x60 [ 2039.250356] kmsg_read+0x8a/0xb0 [ 2039.253714] ? kmsg_poll+0xb0/0xb0 [ 2039.257241] proc_reg_read+0x1bd/0x2d0 [ 2039.261119] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2039.266040] ? lock_acquire+0x170/0x3c0 [ 2039.270003] ? __fdget_pos+0x26f/0x310 [ 2039.273884] __vfs_read+0xf7/0x750 [ 2039.277413] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2039.282337] ? __se_sys_copy_file_range+0x410/0x410 [ 2039.287344] ? fsnotify_first_mark+0x200/0x200 [ 2039.291917] ? mutex_trylock+0x1a0/0x1a0 [ 2039.295974] ? security_file_permission+0x1c0/0x220 [ 2039.300985] vfs_read+0x194/0x3c0 [ 2039.304431] ksys_read+0x12b/0x2a0 [ 2039.307964] ? kernel_write+0x110/0x110 [ 2039.311928] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2039.316955] ? do_syscall_64+0x21/0x620 [ 2039.320919] do_syscall_64+0xf9/0x620 [ 2039.324716] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2039.329894] RIP: 0033:0x7f32b454c22d [ 2039.333600] Code: Bad RIP value. [ 2039.336957] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2039.344662] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2039.352017] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2039.359273] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2039.366547] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2039.373819] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2039.381134] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2039.381201] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2039.388405] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2039.388410] Call Trace: [ 2039.388431] dump_stack+0x1fc/0x2ef [ 2039.388448] warn_alloc.cold+0x7b/0x18f [ 2039.394983] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2039.404273] ? zone_watermark_ok_safe+0x260/0x260 [ 2039.406830] in:imklog cpuset=/ mems_allowed=0-1 [ 2039.410449] ? wakeup_kcompactd+0x27/0x540 [ 2039.438189] ? wakeup_kswapd+0x3cb/0x660 [ 2039.442243] ? __zone_watermark_ok+0x300/0x300 [ 2039.446918] ? wake_all_kswapds+0x143/0x2c0 [ 2039.451249] __alloc_pages_nodemask+0x232f/0x2890 [ 2039.456097] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2039.460936] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2039.465783] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2039.470623] ? console_unlock+0xf35/0x1110 [ 2039.474867] ? netconsole_netdev_event+0x280/0x280 [ 2039.479789] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2039.484368] ? check_preemption_disabled+0x41/0x280 [ 2039.489390] ? ____cache_alloc_node+0x156/0x1d0 [ 2039.494051] cache_grow_begin+0xa4/0x8a0 [ 2039.498109] fallback_alloc+0x213/0x2e0 [ 2039.502078] kmem_cache_alloc_node+0xe3/0x3b0 [ 2039.506579] __alloc_skb+0x71/0x560 [ 2039.510199] new_skb+0x24/0x1c0 [ 2039.513469] aoecmd_cfg+0x191/0x5e0 [ 2039.517087] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2039.521402] ? round_jiffies_up_relative+0xd0/0xd0 [ 2039.526345] call_timer_fn+0x177/0x700 [ 2039.530220] ? aoedev_exit+0x50/0x50 [ 2039.533926] ? process_timeout+0x40/0x40 [ 2039.537984] ? _raw_spin_unlock_irq+0x24/0x80 [ 2039.542467] ? aoedev_exit+0x50/0x50 [ 2039.546170] ? aoedev_exit+0x50/0x50 [ 2039.549873] expire_timers+0x243/0x4e0 [ 2039.553762] run_timer_softirq+0x21c/0x670 [ 2039.558074] ? expire_timers+0x4e0/0x4e0 [ 2039.562126] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2039.567222] ? mac80211_hwsim_beacon+0x150/0x190 [ 2039.571984] ? check_preemption_disabled+0x41/0x280 [ 2039.576993] __do_softirq+0x265/0x980 [ 2039.580791] ? __local_bh_enable_ip+0x270/0x270 [ 2039.585461] run_ksoftirqd+0x57/0x110 [ 2039.589252] smpboot_thread_fn+0x655/0x9e0 [ 2039.593475] ? __kthread_parkme+0x4c/0x1e0 [ 2039.597699] ? sort_range+0x30/0x30 [ 2039.601315] ? __kthread_parkme+0x133/0x1e0 [ 2039.605631] ? sort_range+0x30/0x30 [ 2039.609247] kthread+0x33f/0x460 [ 2039.612601] ? kthread_park+0x180/0x180 [ 2039.616567] ret_from_fork+0x24/0x30 [ 2039.620292] warn_alloc_show_mem: 1 callbacks suppressed [ 2039.620305] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2039.620307] Mem-Info: [ 2039.620333] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2039.620333] active_file:13 inactive_file:13 isolated_file:0 [ 2039.620333] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2039.620333] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2039.620333] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2039.620333] free:11077 free_pcp:541 free_cma:0 [ 2039.625684] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2039.633056] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2039.635443] Call Trace: [ 2039.668842] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2039.678177] [ 2039.706001] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2039.708576] dump_stack+0x1fc/0x2ef [ 2039.734213] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2039.736365] warn_alloc.cold+0x7b/0x18f [ 2039.762525] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2039.766144] ? zone_watermark_ok_safe+0x260/0x260 [ 2039.771124] lowmem_reserve[]: 0 0 1 1 1 [ 2039.775090] ? wakeup_kcompactd+0x27/0x540 [ 2039.804048] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2039.808897] ? wakeup_kswapd+0x3cb/0x660 [ 2039.812835] lowmem_reserve[]: 0 0 0 0 0 [ 2039.817074] ? __zone_watermark_ok+0x300/0x300 [ 2039.842906] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2039.846963] ? wake_all_kswapds+0x143/0x2c0 [ 2039.850918] lowmem_reserve[]: 0 0 0 0 0 [ 2039.855595] __alloc_pages_nodemask+0x232f/0x2890 [ 2039.883248] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2039.887575] ? rcu_nmi_exit+0xb3/0x180 [ 2039.891517] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2039.896353] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2039.909148] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2039.913072] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2039.927431] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2039.932287] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2039.943262] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2039.948106] ? mark_held_locks+0xf0/0xf0 [ 2039.962998] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2039.967821] ? ____cache_alloc_node+0x156/0x1d0 [ 2039.976645] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2039.980711] cache_grow_begin+0xa4/0x8a0 [ 2039.989497] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2039.994169] fallback_alloc+0x213/0x2e0 [ 2040.003076] 28277 total pagecache pages [ 2040.007130] kmem_cache_alloc_node+0xe3/0x3b0 [ 2040.015691] 0 pages in swap cache [ 2040.019654] __alloc_skb+0x71/0x560 [ 2040.023603] Swap cache stats: add 0, delete 0, find 0/0 [ 2040.028097] ndisc_alloc_skb+0x134/0x320 [ 2040.031519] Free swap = 0kB [ 2040.035139] ndisc_send_rs+0x33a/0x690 [ 2040.040473] Total swap = 0kB [ 2040.044526] addrconf_rs_timer+0x384/0x6a0 [ 2040.047516] 2097051 pages RAM [ 2040.051391] ? ipv6_get_lladdr+0x490/0x490 [ 2040.054380] 0 pages HighMem/MovableOnly [ 2040.058605] call_timer_fn+0x177/0x700 [ 2040.061673] 369649 pages reserved [ 2040.065900] ? ipv6_get_lladdr+0x490/0x490 [ 2040.069857] 0 pages cma reserved [ 2040.073729] ? process_timeout+0x40/0x40 [ 2040.077236] aoe: skb alloc failure [ 2040.081399] ? mark_held_locks+0xa6/0xf0 [ 2040.084794] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2040.088799] ? _raw_spin_unlock_irq+0x24/0x80 [ 2040.092743] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2040.096790] ? ipv6_get_lladdr+0x490/0x490 [ 2040.120615] ? ipv6_get_lladdr+0x490/0x490 [ 2040.124856] expire_timers+0x243/0x4e0 [ 2040.128824] run_timer_softirq+0x21c/0x670 [ 2040.133060] ? expire_timers+0x4e0/0x4e0 [ 2040.137121] ? check_preemption_disabled+0x41/0x280 [ 2040.142148] __do_softirq+0x265/0x980 [ 2040.145964] irq_exit+0x215/0x260 [ 2040.149757] smp_apic_timer_interrupt+0x136/0x550 [ 2040.154608] apic_timer_interrupt+0xf/0x20 [ 2040.159020] [ 2040.161251] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2040.166696] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2040.185611] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2040.193315] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2040.200574] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2040.207847] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2040.215121] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2040.222400] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2040.229681] ? list_lru_count_one+0x41/0x360 [ 2040.234174] list_lru_count_one+0x41/0x360 [ 2040.238403] super_cache_count+0x1b4/0x2e0 [ 2040.242630] ? f2fs_shrink_count+0x217/0x2a0 [ 2040.247037] do_shrink_slab+0x10b/0xa40 [ 2040.251010] shrink_slab+0x16f/0x550 [ 2040.254717] ? do_shrink_slab+0xa40/0xa40 [ 2040.258875] shrink_node.isra.0+0x2d3/0x1300 [ 2040.263289] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2040.268126] ? queue_work_on+0x11a/0x1f0 [ 2040.272179] ? vmpressure+0x28a/0x320 [ 2040.275981] do_try_to_free_pages+0x38e/0xfe0 [ 2040.280476] ? node_reclaim+0x850/0x850 [ 2040.284450] try_to_free_pages+0x27f/0x7c0 [ 2040.288674] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2040.293353] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2040.298377] __alloc_pages_nodemask+0xcc8/0x2890 [ 2040.303135] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2040.307991] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2040.312825] ? finish_task_switch+0x146/0x760 [ 2040.317324] ? mark_held_locks+0xa6/0xf0 [ 2040.321376] ? ____cache_alloc_node+0x156/0x1d0 [ 2040.326118] ? cache_grow_begin+0x64/0x8a0 [ 2040.330364] cache_grow_begin+0xa4/0x8a0 [ 2040.334425] fallback_alloc+0x213/0x2e0 [ 2040.338395] kmem_cache_alloc_trace+0x1f1/0x380 [ 2040.343070] do_syslog.part.0+0x24f/0x1510 [ 2040.347320] ? console_trylock+0x90/0x90 [ 2040.351376] ? wait_woken+0x250/0x250 [ 2040.355169] ? security_syslog+0x73/0x90 [ 2040.359226] do_syslog+0x49/0x60 [ 2040.362586] kmsg_read+0x8a/0xb0 [ 2040.365957] ? kmsg_poll+0xb0/0xb0 [ 2040.369484] proc_reg_read+0x1bd/0x2d0 [ 2040.373366] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2040.378284] ? lock_acquire+0x170/0x3c0 [ 2040.382274] ? __fdget_pos+0x26f/0x310 [ 2040.386161] __vfs_read+0xf7/0x750 [ 2040.389686] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2040.394609] ? __se_sys_copy_file_range+0x410/0x410 [ 2040.399616] ? fsnotify_first_mark+0x200/0x200 [ 2040.404189] ? mutex_trylock+0x1a0/0x1a0 [ 2040.408245] ? security_file_permission+0x1c0/0x220 [ 2040.413253] vfs_read+0x194/0x3c0 [ 2040.416696] ksys_read+0x12b/0x2a0 [ 2040.420227] ? kernel_write+0x110/0x110 [ 2040.424191] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2040.429207] ? do_syscall_64+0x21/0x620 [ 2040.433171] do_syscall_64+0xf9/0x620 [ 2040.436965] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2040.442140] RIP: 0033:0x7f32b454c22d [ 2040.445844] Code: Bad RIP value. [ 2040.449192] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2040.456884] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2040.464140] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2040.471398] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2040.478653] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2040.485920] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2040.493203] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2040.493266] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2040.500470] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2040.500474] Call Trace: [ 2040.500492] dump_stack+0x1fc/0x2ef [ 2040.500509] warn_alloc.cold+0x7b/0x18f [ 2040.507056] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2040.516317] ? zone_watermark_ok_safe+0x260/0x260 [ 2040.518871] in:imklog cpuset=/ mems_allowed=0-1 [ 2040.522481] ? wakeup_kcompactd+0x27/0x540 [ 2040.550226] ? wakeup_kswapd+0x3cb/0x660 [ 2040.554277] ? __zone_watermark_ok+0x300/0x300 [ 2040.558848] ? wake_all_kswapds+0x143/0x2c0 [ 2040.563177] __alloc_pages_nodemask+0x232f/0x2890 [ 2040.568022] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2040.572850] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2040.577686] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2040.582527] ? retint_kernel+0x2d/0x2d [ 2040.586426] ? console_unlock+0xf67/0x1110 [ 2040.590661] ? console_unlock+0xf6e/0x1110 [ 2040.594903] ? check_preemption_disabled+0x41/0x280 [ 2040.599916] ? ____cache_alloc_node+0x156/0x1d0 [ 2040.604583] cache_grow_begin+0xa4/0x8a0 [ 2040.608642] fallback_alloc+0x213/0x2e0 [ 2040.612613] kmem_cache_alloc_node+0xe3/0x3b0 [ 2040.617103] __alloc_skb+0x71/0x560 [ 2040.620729] new_skb+0x24/0x1c0 [ 2040.624024] aoecmd_cfg+0x191/0x5e0 [ 2040.627733] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2040.632394] ? round_jiffies_up_relative+0xd0/0xd0 [ 2040.637325] call_timer_fn+0x177/0x700 [ 2040.641211] ? aoedev_exit+0x50/0x50 [ 2040.644917] ? process_timeout+0x40/0x40 [ 2040.648970] ? _raw_spin_unlock_irq+0x24/0x80 [ 2040.653451] ? aoedev_exit+0x50/0x50 [ 2040.657153] ? aoedev_exit+0x50/0x50 [ 2040.660859] expire_timers+0x243/0x4e0 [ 2040.664742] run_timer_softirq+0x21c/0x670 [ 2040.668969] ? expire_timers+0x4e0/0x4e0 [ 2040.673034] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2040.678128] ? mac80211_hwsim_beacon+0x150/0x190 [ 2040.682874] ? check_preemption_disabled+0x41/0x280 [ 2040.687907] __do_softirq+0x265/0x980 [ 2040.691704] ? __local_bh_enable_ip+0x270/0x270 [ 2040.696364] run_ksoftirqd+0x57/0x110 [ 2040.700152] smpboot_thread_fn+0x655/0x9e0 [ 2040.704374] ? __kthread_parkme+0x4c/0x1e0 [ 2040.708597] ? sort_range+0x30/0x30 [ 2040.712213] ? __kthread_parkme+0x133/0x1e0 [ 2040.716525] ? sort_range+0x30/0x30 [ 2040.720139] kthread+0x33f/0x460 [ 2040.723512] ? kthread_park+0x180/0x180 [ 2040.727479] ret_from_fork+0x24/0x30 [ 2040.731189] warn_alloc_show_mem: 1 callbacks suppressed [ 2040.731198] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2040.731200] Mem-Info: [ 2040.731225] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2040.731225] active_file:13 inactive_file:13 isolated_file:0 [ 2040.731225] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2040.731225] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2040.731225] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2040.731225] free:11077 free_pcp:541 free_cma:0 [ 2040.736584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2040.744109] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2040.746498] Call Trace: [ 2040.779894] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2040.789222] [ 2040.817049] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2040.819627] dump_stack+0x1fc/0x2ef [ 2040.845697] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2040.847853] warn_alloc.cold+0x7b/0x18f [ 2040.873928] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2040.877551] ? zone_watermark_ok_safe+0x260/0x260 [ 2040.882539] lowmem_reserve[]: 0 0 1 1 1 [ 2040.886509] ? wakeup_kcompactd+0x27/0x540 [ 2040.915453] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2040.920303] ? wakeup_kswapd+0x3cb/0x660 [ 2040.924239] lowmem_reserve[]: 0 0 0 0 0 [ 2040.928464] ? __zone_watermark_ok+0x300/0x300 [ 2040.954280] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2040.958346] ? wake_all_kswapds+0x143/0x2c0 [ 2040.962304] lowmem_reserve[]: 0 0 0 0 0 [ 2040.966883] __alloc_pages_nodemask+0x232f/0x2890 [ 2040.994610] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2040.998939] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2041.002878] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2041.007720] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2041.020704] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2041.025544] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2041.040159] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2041.045011] ? mark_held_locks+0xf0/0xf0 [ 2041.056070] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2041.060910] ? static_obj+0x50/0x50 [ 2041.075914] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2041.079958] ? ____cache_alloc_node+0x156/0x1d0 [ 2041.088776] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2041.092380] cache_grow_begin+0xa4/0x8a0 [ 2041.100930] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2041.105589] fallback_alloc+0x213/0x2e0 [ 2041.114387] 28277 total pagecache pages [ 2041.118434] kmem_cache_alloc_node+0xe3/0x3b0 [ 2041.126980] 0 pages in swap cache [ 2041.130941] __alloc_skb+0x71/0x560 [ 2041.134885] Swap cache stats: add 0, delete 0, find 0/0 [ 2041.139375] __netdev_alloc_skb+0x76/0x460 [ 2041.142795] Free swap = 0kB [ 2041.146409] send_hsr_supervision_frame+0x107/0xf70 [ 2041.151758] Total swap = 0kB [ 2041.155988] ? lock_acquire+0x170/0x3c0 [ 2041.158974] 2097051 pages RAM [ 2041.163974] ? check_preemption_disabled+0x41/0x280 [ 2041.167050] 0 pages HighMem/MovableOnly [ 2041.171017] hsr_announce+0x125/0x3a0 [ 2041.174208] 369649 pages reserved [ 2041.179296] call_timer_fn+0x177/0x700 [ 2041.183240] 0 pages cma reserved [ 2041.187025] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2041.190515] aoe: skb alloc failure [ 2041.194321] ? process_timeout+0x40/0x40 [ 2041.194337] ? mark_held_locks+0xa6/0xf0 [ 2041.194352] ? _raw_spin_unlock_irq+0x24/0x80 [ 2041.197710] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2041.202866] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2041.206373] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2041.210419] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2041.244407] expire_timers+0x243/0x4e0 [ 2041.248380] run_timer_softirq+0x21c/0x670 [ 2041.252606] ? expire_timers+0x4e0/0x4e0 [ 2041.256660] ? check_preemption_disabled+0x41/0x280 [ 2041.261676] __do_softirq+0x265/0x980 [ 2041.265471] irq_exit+0x215/0x260 [ 2041.268911] smp_apic_timer_interrupt+0x136/0x550 [ 2041.273746] apic_timer_interrupt+0xf/0x20 [ 2041.277973] [ 2041.280207] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2041.285645] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2041.304531] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2041.312224] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2041.319481] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2041.326738] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2041.334002] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2041.341261] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2041.348530] ? list_lru_count_one+0x41/0x360 [ 2041.352951] list_lru_count_one+0x41/0x360 [ 2041.357205] super_cache_count+0x1b4/0x2e0 [ 2041.361440] ? f2fs_shrink_count+0x217/0x2a0 [ 2041.365842] do_shrink_slab+0x10b/0xa40 [ 2041.369811] shrink_slab+0x16f/0x550 [ 2041.373518] ? do_shrink_slab+0xa40/0xa40 [ 2041.377666] shrink_node.isra.0+0x2d3/0x1300 [ 2041.382075] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2041.386905] ? queue_work_on+0x11a/0x1f0 [ 2041.390956] ? vmpressure+0x28a/0x320 [ 2041.394752] do_try_to_free_pages+0x38e/0xfe0 [ 2041.399246] ? node_reclaim+0x850/0x850 [ 2041.403216] try_to_free_pages+0x27f/0x7c0 [ 2041.407440] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2041.412123] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2041.417142] __alloc_pages_nodemask+0xcc8/0x2890 [ 2041.421899] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2041.426729] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2041.431558] ? finish_task_switch+0x146/0x760 [ 2041.436051] ? mark_held_locks+0xa6/0xf0 [ 2041.440100] ? ____cache_alloc_node+0x156/0x1d0 [ 2041.444761] ? cache_grow_begin+0x64/0x8a0 [ 2041.449006] cache_grow_begin+0xa4/0x8a0 [ 2041.453059] fallback_alloc+0x213/0x2e0 [ 2041.457025] kmem_cache_alloc_trace+0x1f1/0x380 [ 2041.461684] do_syslog.part.0+0x24f/0x1510 [ 2041.465916] ? console_trylock+0x90/0x90 [ 2041.469977] ? wait_woken+0x250/0x250 [ 2041.473785] ? security_syslog+0x73/0x90 [ 2041.478195] do_syslog+0x49/0x60 [ 2041.481566] kmsg_read+0x8a/0xb0 [ 2041.484952] ? kmsg_poll+0xb0/0xb0 [ 2041.488494] proc_reg_read+0x1bd/0x2d0 [ 2041.492387] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2041.497312] ? lock_acquire+0x170/0x3c0 [ 2041.501277] ? __fdget_pos+0x26f/0x310 [ 2041.505160] __vfs_read+0xf7/0x750 [ 2041.508698] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2041.513632] ? __se_sys_copy_file_range+0x410/0x410 [ 2041.518636] ? fsnotify_first_mark+0x200/0x200 [ 2041.523210] ? mutex_trylock+0x1a0/0x1a0 [ 2041.527269] ? security_file_permission+0x1c0/0x220 [ 2041.532296] vfs_read+0x194/0x3c0 [ 2041.535742] ksys_read+0x12b/0x2a0 [ 2041.539271] ? kernel_write+0x110/0x110 [ 2041.543235] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2041.548250] ? do_syscall_64+0x21/0x620 [ 2041.552214] do_syscall_64+0xf9/0x620 [ 2041.556006] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2041.561194] RIP: 0033:0x7f32b454c22d [ 2041.564901] Code: Bad RIP value. [ 2041.568256] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2041.575973] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2041.583488] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2041.591265] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2041.598518] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2041.605771] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2041.613045] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2041.613252] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2041.620333] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2041.630446] in:imklog cpuset=/ mems_allowed=0-1 [ 2041.639781] Call Trace: [ 2041.647001] dump_stack+0x1fc/0x2ef [ 2041.650617] warn_alloc.cold+0x7b/0x18f [ 2041.654585] ? zone_watermark_ok_safe+0x260/0x260 [ 2041.659417] ? wakeup_kcompactd+0x27/0x540 [ 2041.663644] ? wakeup_kswapd+0x3cb/0x660 [ 2041.667696] ? __zone_watermark_ok+0x300/0x300 [ 2041.672268] ? wake_all_kswapds+0x143/0x2c0 [ 2041.676590] __alloc_pages_nodemask+0x232f/0x2890 [ 2041.681445] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2041.686276] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2041.691112] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2041.695948] ? console_unlock+0xf35/0x1110 [ 2041.700169] ? netconsole_netdev_event+0x280/0x280 [ 2041.705088] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2041.709660] ? check_preemption_disabled+0x41/0x280 [ 2041.714666] ? ____cache_alloc_node+0x156/0x1d0 [ 2041.719339] cache_grow_begin+0xa4/0x8a0 [ 2041.723406] fallback_alloc+0x213/0x2e0 [ 2041.727382] kmem_cache_alloc_node+0xe3/0x3b0 [ 2041.731870] __alloc_skb+0x71/0x560 [ 2041.735501] new_skb+0x24/0x1c0 [ 2041.738768] aoecmd_cfg+0x191/0x5e0 [ 2041.742384] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2041.746784] ? round_jiffies_up_relative+0xd0/0xd0 [ 2041.751706] call_timer_fn+0x177/0x700 [ 2041.755595] ? aoedev_exit+0x50/0x50 [ 2041.759311] ? process_timeout+0x40/0x40 [ 2041.763372] ? _raw_spin_unlock_irq+0x24/0x80 [ 2041.767859] ? aoedev_exit+0x50/0x50 [ 2041.771564] ? aoedev_exit+0x50/0x50 [ 2041.775268] expire_timers+0x243/0x4e0 [ 2041.779149] run_timer_softirq+0x21c/0x670 [ 2041.783375] ? expire_timers+0x4e0/0x4e0 [ 2041.787430] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2041.792522] ? mac80211_hwsim_beacon+0x150/0x190 [ 2041.797266] ? check_preemption_disabled+0x41/0x280 [ 2041.802274] __do_softirq+0x265/0x980 [ 2041.806075] ? __local_bh_enable_ip+0x270/0x270 [ 2041.810730] run_ksoftirqd+0x57/0x110 [ 2041.814519] smpboot_thread_fn+0x655/0x9e0 [ 2041.818743] ? __kthread_parkme+0x4c/0x1e0 [ 2041.822969] ? sort_range+0x30/0x30 [ 2041.826586] ? __kthread_parkme+0x133/0x1e0 [ 2041.830898] ? sort_range+0x30/0x30 [ 2041.834513] kthread+0x33f/0x460 [ 2041.837875] ? kthread_park+0x180/0x180 [ 2041.841844] ret_from_fork+0x24/0x30 [ 2041.845561] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2041.845566] warn_alloc_show_mem: 1 callbacks suppressed [ 2041.845572] Mem-Info: [ 2041.852926] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2041.858283] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2041.858283] active_file:13 inactive_file:13 isolated_file:0 [ 2041.858283] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2041.858283] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2041.858283] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2041.858283] free:11077 free_pcp:541 free_cma:0 [ 2041.860680] Call Trace: [ 2041.870053] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2041.903428] [ 2041.906014] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2041.933918] dump_stack+0x1fc/0x2ef [ 2041.936037] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2041.961726] warn_alloc.cold+0x7b/0x18f [ 2041.965338] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2041.991439] ? zone_watermark_ok_safe+0x260/0x260 [ 2041.995380] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2042.000380] ? wakeup_kcompactd+0x27/0x540 [ 2042.005191] lowmem_reserve[]: 0 0 1 1 1 [ 2042.034501] ? wakeup_kswapd+0x3cb/0x660 [ 2042.038707] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2042.042682] ? __zone_watermark_ok+0x300/0x300 [ 2042.046714] lowmem_reserve[]: 0 0 0 0 0 [ 2042.072584] ? wake_all_kswapds+0x143/0x2c0 [ 2042.077139] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2042.081102] __alloc_pages_nodemask+0x232f/0x2890 [ 2042.085395] lowmem_reserve[]: 0 0 0 0 0 [ 2042.113090] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2042.117898] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2042.121986] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2042.126840] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2042.139671] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2042.144482] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2042.158981] ? mark_held_locks+0xf0/0xf0 [ 2042.163791] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2042.175047] ? static_obj+0x50/0x50 [ 2042.179084] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2042.193976] ? ____cache_alloc_node+0x156/0x1d0 [ 2042.197582] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2042.206419] cache_grow_begin+0xa4/0x8a0 [ 2042.211063] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2042.219625] fallback_alloc+0x213/0x2e0 [ 2042.223673] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2042.232493] kmem_cache_alloc_node+0xe3/0x3b0 [ 2042.236455] 28277 total pagecache pages [ 2042.245039] __alloc_skb+0x71/0x560 [ 2042.249502] 0 pages in swap cache [ 2042.253468] __netdev_alloc_skb+0x76/0x460 [ 2042.257524] Swap cache stats: add 0, delete 0, find 0/0 [ 2042.260971] send_hsr_supervision_frame+0x107/0xf70 [ 2042.265173] Free swap = 0kB [ 2042.270523] ? lock_acquire+0x170/0x3c0 [ 2042.275592] Total swap = 0kB [ 2042.278604] ? check_preemption_disabled+0x41/0x280 [ 2042.282545] 2097051 pages RAM [ 2042.285554] hsr_announce+0x125/0x3a0 [ 2042.290536] 0 pages HighMem/MovableOnly [ 2042.293624] call_timer_fn+0x177/0x700 [ 2042.297395] 369649 pages reserved [ 2042.301372] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2042.305227] 0 pages cma reserved [ 2042.308670] ? process_timeout+0x40/0x40 [ 2042.313923] aoe: skb alloc failure [ 2042.317210] ? mark_held_locks+0xa6/0xf0 [ 2042.317223] ? _raw_spin_unlock_irq+0x24/0x80 [ 2042.317239] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2042.321293] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2042.324795] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2042.328823] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2042.333318] expire_timers+0x243/0x4e0 [ 2042.362653] run_timer_softirq+0x21c/0x670 [ 2042.366881] ? expire_timers+0x4e0/0x4e0 [ 2042.371025] ? check_preemption_disabled+0x41/0x280 [ 2042.376038] __do_softirq+0x265/0x980 [ 2042.379858] irq_exit+0x215/0x260 [ 2042.383307] smp_apic_timer_interrupt+0x136/0x550 [ 2042.388234] apic_timer_interrupt+0xf/0x20 [ 2042.392455] [ 2042.394683] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2042.400135] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2042.419031] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2042.426728] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2042.433987] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2042.441272] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2042.448527] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2042.455783] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2042.463054] ? list_lru_count_one+0x41/0x360 [ 2042.467455] list_lru_count_one+0x41/0x360 [ 2042.471772] super_cache_count+0x1b4/0x2e0 [ 2042.476085] ? f2fs_shrink_count+0x217/0x2a0 [ 2042.480487] do_shrink_slab+0x10b/0xa40 [ 2042.484457] shrink_slab+0x16f/0x550 [ 2042.488161] ? do_shrink_slab+0xa40/0xa40 [ 2042.492304] shrink_node.isra.0+0x2d3/0x1300 [ 2042.496709] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2042.501540] ? queue_work_on+0x11a/0x1f0 [ 2042.505592] ? vmpressure+0x28a/0x320 [ 2042.509384] do_try_to_free_pages+0x38e/0xfe0 [ 2042.513888] ? node_reclaim+0x850/0x850 [ 2042.517859] try_to_free_pages+0x27f/0x7c0 [ 2042.522085] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2042.526750] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2042.531765] __alloc_pages_nodemask+0xcc8/0x2890 [ 2042.536527] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2042.541357] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2042.546187] ? finish_task_switch+0x146/0x760 [ 2042.550683] ? mark_held_locks+0xa6/0xf0 [ 2042.554736] ? ____cache_alloc_node+0x156/0x1d0 [ 2042.559406] ? cache_grow_begin+0x64/0x8a0 [ 2042.563629] cache_grow_begin+0xa4/0x8a0 [ 2042.567706] fallback_alloc+0x213/0x2e0 [ 2042.571676] kmem_cache_alloc_trace+0x1f1/0x380 [ 2042.576338] do_syslog.part.0+0x24f/0x1510 [ 2042.580565] ? console_trylock+0x90/0x90 [ 2042.584614] ? wait_woken+0x250/0x250 [ 2042.588406] ? security_syslog+0x73/0x90 [ 2042.592463] do_syslog+0x49/0x60 [ 2042.595841] kmsg_read+0x8a/0xb0 [ 2042.599213] ? kmsg_poll+0xb0/0xb0 [ 2042.602756] proc_reg_read+0x1bd/0x2d0 [ 2042.606635] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2042.611553] ? lock_acquire+0x170/0x3c0 [ 2042.615515] ? __fdget_pos+0x26f/0x310 [ 2042.619395] __vfs_read+0xf7/0x750 [ 2042.622924] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2042.627846] ? __se_sys_copy_file_range+0x410/0x410 [ 2042.632851] ? fsnotify_first_mark+0x200/0x200 [ 2042.637438] ? mutex_trylock+0x1a0/0x1a0 [ 2042.641496] ? security_file_permission+0x1c0/0x220 [ 2042.646510] vfs_read+0x194/0x3c0 [ 2042.649955] ksys_read+0x12b/0x2a0 [ 2042.653484] ? kernel_write+0x110/0x110 [ 2042.657453] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2042.662456] ? do_syscall_64+0x21/0x620 [ 2042.666423] do_syscall_64+0xf9/0x620 [ 2042.670216] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2042.675394] RIP: 0033:0x7f32b454c22d [ 2042.679099] Code: Bad RIP value. [ 2042.682463] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2042.690157] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2042.697428] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2042.704690] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2042.711945] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2042.719199] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2042.726477] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2042.726581] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2042.733758] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2042.743883] in:imklog cpuset=/ mems_allowed=0-1 [ 2042.753216] Call Trace: [ 2042.760433] dump_stack+0x1fc/0x2ef [ 2042.764053] warn_alloc.cold+0x7b/0x18f [ 2042.768020] ? zone_watermark_ok_safe+0x260/0x260 [ 2042.772852] ? wakeup_kcompactd+0x27/0x540 [ 2042.777080] ? wakeup_kswapd+0x3cb/0x660 [ 2042.781133] ? __zone_watermark_ok+0x300/0x300 [ 2042.785732] ? wake_all_kswapds+0x143/0x2c0 [ 2042.790049] __alloc_pages_nodemask+0x232f/0x2890 [ 2042.794896] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2042.799738] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2042.804567] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2042.809403] ? console_unlock+0xf35/0x1110 [ 2042.813625] ? netconsole_netdev_event+0x280/0x280 [ 2042.818545] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2042.823118] ? check_preemption_disabled+0x41/0x280 [ 2042.828135] ? ____cache_alloc_node+0x156/0x1d0 [ 2042.832807] cache_grow_begin+0xa4/0x8a0 [ 2042.836874] fallback_alloc+0x213/0x2e0 [ 2042.840844] kmem_cache_alloc_node+0xe3/0x3b0 [ 2042.845345] __alloc_skb+0x71/0x560 [ 2042.848961] new_skb+0x24/0x1c0 [ 2042.852227] aoecmd_cfg+0x191/0x5e0 [ 2042.855842] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2042.860159] ? round_jiffies_up_relative+0xd0/0xd0 [ 2042.865082] call_timer_fn+0x177/0x700 [ 2042.868955] ? aoedev_exit+0x50/0x50 [ 2042.872656] ? process_timeout+0x40/0x40 [ 2042.876710] ? _raw_spin_unlock_irq+0x24/0x80 [ 2042.881190] ? aoedev_exit+0x50/0x50 [ 2042.884890] ? aoedev_exit+0x50/0x50 [ 2042.888598] expire_timers+0x243/0x4e0 [ 2042.892480] run_timer_softirq+0x21c/0x670 [ 2042.896706] ? expire_timers+0x4e0/0x4e0 [ 2042.900755] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2042.905870] ? mac80211_hwsim_beacon+0x150/0x190 [ 2042.910617] ? check_preemption_disabled+0x41/0x280 [ 2042.915629] __do_softirq+0x265/0x980 [ 2042.919425] ? __local_bh_enable_ip+0x270/0x270 [ 2042.924252] run_ksoftirqd+0x57/0x110 [ 2042.928043] smpboot_thread_fn+0x655/0x9e0 [ 2042.932376] ? __kthread_parkme+0x4c/0x1e0 [ 2042.936598] ? sort_range+0x30/0x30 [ 2042.940215] ? __kthread_parkme+0x133/0x1e0 [ 2042.944525] ? sort_range+0x30/0x30 [ 2042.948153] kthread+0x33f/0x460 [ 2042.951507] ? kthread_park+0x180/0x180 [ 2042.955475] ret_from_fork+0x24/0x30 [ 2042.959189] warn_alloc_show_mem: 1 callbacks suppressed [ 2042.959199] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2042.959200] Mem-Info: [ 2042.959226] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2042.959226] active_file:13 inactive_file:13 isolated_file:0 [ 2042.959226] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2042.959226] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2042.959226] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2042.959226] free:11077 free_pcp:541 free_cma:0 [ 2042.964564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2042.971914] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2042.974312] Call Trace: [ 2043.007708] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2043.017071] [ 2043.044918] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2043.047500] dump_stack+0x1fc/0x2ef [ 2043.073133] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2043.075283] warn_alloc.cold+0x7b/0x18f [ 2043.101357] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2043.104998] ? zone_watermark_ok_safe+0x260/0x260 [ 2043.109980] lowmem_reserve[]: 0 0 1 1 1 [ 2043.113942] ? wakeup_kcompactd+0x27/0x540 [ 2043.142884] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2043.147734] ? wakeup_kswapd+0x3cb/0x660 [ 2043.151784] lowmem_reserve[]: 0 0 0 0 0 [ 2043.156025] ? __zone_watermark_ok+0x300/0x300 [ 2043.181856] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2043.185922] ? wake_all_kswapds+0x143/0x2c0 [ 2043.189860] lowmem_reserve[]: 0 0 0 0 0 [ 2043.194432] __alloc_pages_nodemask+0x232f/0x2890 [ 2043.222073] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2043.226392] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2043.230416] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2043.235247] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2043.248041] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2043.253317] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2043.267674] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2043.272515] ? static_obj+0x50/0x50 [ 2043.283487] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2043.288313] ? ____cache_alloc_node+0x156/0x1d0 [ 2043.303195] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2043.306803] cache_grow_begin+0xa4/0x8a0 [ 2043.315610] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2043.320263] fallback_alloc+0x213/0x2e0 [ 2043.328803] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2043.328811] 28277 total pagecache pages [ 2043.332860] kmem_cache_alloc_node+0xe3/0x3b0 [ 2043.341675] 0 pages in swap cache [ 2043.345656] __alloc_skb+0x71/0x560 [ 2043.354202] Swap cache stats: add 0, delete 0, find 0/0 [ 2043.358178] __netdev_alloc_skb+0x76/0x460 [ 2043.362647] Free swap = 0kB [ 2043.366105] send_hsr_supervision_frame+0x107/0xf70 [ 2043.369697] Total swap = 0kB [ 2043.375049] ? lock_acquire+0x170/0x3c0 [ 2043.379251] 2097051 pages RAM [ 2043.382345] ? check_preemption_disabled+0x41/0x280 [ 2043.387326] 0 pages HighMem/MovableOnly [ 2043.390346] hsr_announce+0x125/0x3a0 [ 2043.394418] 369649 pages reserved [ 2043.394426] 0 pages cma reserved [ 2043.397534] call_timer_fn+0x177/0x700 [ 2043.402692] aoe: skb alloc failure [ 2043.406600] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2043.406618] ? process_timeout+0x40/0x40 [ 2043.410431] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2043.413849] ? mark_held_locks+0xa6/0xf0 [ 2043.417185] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2043.421084] ? _raw_spin_unlock_irq+0x24/0x80 [ 2043.457411] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2043.462591] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2043.467771] expire_timers+0x243/0x4e0 [ 2043.471655] run_timer_softirq+0x21c/0x670 [ 2043.475880] ? expire_timers+0x4e0/0x4e0 [ 2043.479936] ? check_preemption_disabled+0x41/0x280 [ 2043.484945] __do_softirq+0x265/0x980 [ 2043.488741] irq_exit+0x215/0x260 [ 2043.492183] smp_apic_timer_interrupt+0x136/0x550 [ 2043.497016] apic_timer_interrupt+0xf/0x20 [ 2043.501233] [ 2043.503461] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2043.508899] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2043.527788] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2043.535484] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2043.542740] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2043.549997] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2043.557253] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2043.564508] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2043.571777] ? list_lru_count_one+0x41/0x360 [ 2043.576177] list_lru_count_one+0x41/0x360 [ 2043.580402] super_cache_count+0x1b4/0x2e0 [ 2043.584629] ? f2fs_shrink_count+0x217/0x2a0 [ 2043.589029] do_shrink_slab+0x10b/0xa40 [ 2043.593002] shrink_slab+0x16f/0x550 [ 2043.596706] ? do_shrink_slab+0xa40/0xa40 [ 2043.600854] shrink_node.isra.0+0x2d3/0x1300 [ 2043.605260] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2043.610098] ? queue_work_on+0x11a/0x1f0 [ 2043.614158] ? vmpressure+0x28a/0x320 [ 2043.617965] do_try_to_free_pages+0x38e/0xfe0 [ 2043.622457] ? node_reclaim+0x850/0x850 [ 2043.626428] try_to_free_pages+0x27f/0x7c0 [ 2043.630654] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2043.635318] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2043.640329] __alloc_pages_nodemask+0xcc8/0x2890 [ 2043.645087] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2043.649919] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2043.654778] ? finish_task_switch+0x146/0x760 [ 2043.659284] ? mark_held_locks+0xa6/0xf0 [ 2043.663331] ? ____cache_alloc_node+0x156/0x1d0 [ 2043.667993] ? cache_grow_begin+0x64/0x8a0 [ 2043.672220] cache_grow_begin+0xa4/0x8a0 [ 2043.676282] fallback_alloc+0x213/0x2e0 [ 2043.680248] kmem_cache_alloc_trace+0x1f1/0x380 [ 2043.684909] do_syslog.part.0+0x24f/0x1510 [ 2043.689139] ? console_trylock+0x90/0x90 [ 2043.693189] ? wait_woken+0x250/0x250 [ 2043.696999] ? security_syslog+0x73/0x90 [ 2043.701056] do_syslog+0x49/0x60 [ 2043.704417] kmsg_read+0x8a/0xb0 [ 2043.707771] ? kmsg_poll+0xb0/0xb0 [ 2043.711296] proc_reg_read+0x1bd/0x2d0 [ 2043.715178] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2043.720094] ? lock_acquire+0x170/0x3c0 [ 2043.724057] ? __fdget_pos+0x26f/0x310 [ 2043.727941] __vfs_read+0xf7/0x750 [ 2043.731472] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2043.736390] ? __se_sys_copy_file_range+0x410/0x410 [ 2043.741393] ? fsnotify_first_mark+0x200/0x200 [ 2043.745965] ? mutex_trylock+0x1a0/0x1a0 [ 2043.750020] ? security_file_permission+0x1c0/0x220 [ 2043.755034] vfs_read+0x194/0x3c0 [ 2043.758483] ksys_read+0x12b/0x2a0 [ 2043.762013] ? kernel_write+0x110/0x110 [ 2043.765986] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2043.771083] ? do_syscall_64+0x21/0x620 [ 2043.775327] do_syscall_64+0xf9/0x620 [ 2043.779120] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2043.784300] RIP: 0033:0x7f32b454c22d [ 2043.788008] Code: Bad RIP value. [ 2043.791359] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2043.799053] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2043.806307] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2043.813562] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2043.820831] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2043.828086] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2043.835376] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2043.835493] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2043.842670] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2043.852792] in:imklog cpuset=/ mems_allowed=0-1 [ 2043.862124] Call Trace: [ 2043.869356] dump_stack+0x1fc/0x2ef [ 2043.872993] warn_alloc.cold+0x7b/0x18f [ 2043.876961] ? zone_watermark_ok_safe+0x260/0x260 [ 2043.881792] ? wakeup_kcompactd+0x27/0x540 [ 2043.886019] ? wakeup_kswapd+0x3cb/0x660 [ 2043.890083] ? __zone_watermark_ok+0x300/0x300 [ 2043.894655] ? wake_all_kswapds+0x143/0x2c0 [ 2043.898972] __alloc_pages_nodemask+0x232f/0x2890 [ 2043.903818] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2043.908650] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2043.913482] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2043.918319] ? console_unlock+0xf35/0x1110 [ 2043.922547] ? netconsole_netdev_event+0x280/0x280 [ 2043.927465] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2043.932137] ? check_preemption_disabled+0x41/0x280 [ 2043.937147] ? ____cache_alloc_node+0x156/0x1d0 [ 2043.941810] cache_grow_begin+0xa4/0x8a0 [ 2043.946040] fallback_alloc+0x213/0x2e0 [ 2043.950006] kmem_cache_alloc_node+0xe3/0x3b0 [ 2043.954496] __alloc_skb+0x71/0x560 [ 2043.958118] new_skb+0x24/0x1c0 [ 2043.961384] aoecmd_cfg+0x191/0x5e0 [ 2043.964998] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2043.969312] ? round_jiffies_up_relative+0xd0/0xd0 [ 2043.974236] call_timer_fn+0x177/0x700 [ 2043.978116] ? aoedev_exit+0x50/0x50 [ 2043.981818] ? process_timeout+0x40/0x40 [ 2043.985871] ? _raw_spin_unlock_irq+0x24/0x80 [ 2043.990350] ? aoedev_exit+0x50/0x50 [ 2043.994052] ? aoedev_exit+0x50/0x50 [ 2043.997765] expire_timers+0x243/0x4e0 [ 2044.001644] run_timer_softirq+0x21c/0x670 [ 2044.005870] ? expire_timers+0x4e0/0x4e0 [ 2044.009931] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2044.015022] ? mac80211_hwsim_beacon+0x150/0x190 [ 2044.019782] ? check_preemption_disabled+0x41/0x280 [ 2044.024790] __do_softirq+0x265/0x980 [ 2044.028584] ? __local_bh_enable_ip+0x270/0x270 [ 2044.033252] run_ksoftirqd+0x57/0x110 [ 2044.037041] smpboot_thread_fn+0x655/0x9e0 [ 2044.041349] ? __kthread_parkme+0x4c/0x1e0 [ 2044.045577] ? sort_range+0x30/0x30 [ 2044.049192] ? __kthread_parkme+0x133/0x1e0 [ 2044.053516] ? sort_range+0x30/0x30 [ 2044.057134] kthread+0x33f/0x460 [ 2044.060502] ? kthread_park+0x180/0x180 [ 2044.064470] ret_from_fork+0x24/0x30 [ 2044.068178] warn_alloc_show_mem: 1 callbacks suppressed [ 2044.068187] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2044.068188] Mem-Info: [ 2044.068214] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2044.068214] active_file:13 inactive_file:13 isolated_file:0 [ 2044.068214] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2044.068214] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2044.068214] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2044.068214] free:11077 free_pcp:541 free_cma:0 [ 2044.073546] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2044.073553] Call Trace: [ 2044.080907] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2044.083313] [ 2044.116704] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2044.126035] dump_stack+0x1fc/0x2ef [ 2044.128587] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2044.156522] warn_alloc.cold+0x7b/0x18f [ 2044.158648] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2044.184399] ? zone_watermark_ok_safe+0x260/0x260 [ 2044.188016] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2044.214207] ? wakeup_kcompactd+0x27/0x540 [ 2044.218149] lowmem_reserve[]: 0 0 1 1 1 [ 2044.223156] ? wakeup_kswapd+0x3cb/0x660 [ 2044.227965] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2044.256928] ? __zone_watermark_ok+0x300/0x300 [ 2044.261131] lowmem_reserve[]: 0 0 0 0 0 [ 2044.265090] ? wake_all_kswapds+0x143/0x2c0 [ 2044.269132] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2044.294969] __alloc_pages_nodemask+0x232f/0x2890 [ 2044.299633] lowmem_reserve[]: 0 0 0 0 0 [ 2044.303629] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2044.307906] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2044.335572] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2044.340382] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2044.344360] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2044.349172] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2044.362004] ? mark_held_locks+0xf0/0xf0 [ 2044.366825] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2044.381218] ? mark_held_locks+0xf0/0xf0 [ 2044.386026] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2044.397012] ? ____cache_alloc_node+0x156/0x1d0 [ 2044.401046] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2044.415941] cache_grow_begin+0xa4/0x8a0 [ 2044.419977] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2044.428797] fallback_alloc+0x213/0x2e0 [ 2044.433432] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2044.433440] 28277 total pagecache pages [ 2044.442006] kmem_cache_alloc_node+0xe3/0x3b0 [ 2044.446038] 0 pages in swap cache [ 2044.454861] __alloc_skb+0x71/0x560 [ 2044.458820] Swap cache stats: add 0, delete 0, find 0/0 [ 2044.467379] __pskb_copy_fclone+0x10c/0xcc0 [ 2044.471322] Free swap = 0kB [ 2044.475817] ? check_preemption_disabled+0x41/0x280 [ 2044.479234] Total swap = 0kB [ 2044.482878] tipc_udp_send_msg+0x302/0x490 [ 2044.488206] 2097051 pages RAM [ 2044.492531] tipc_bearer_xmit_skb+0x15b/0x330 [ 2044.495517] 0 pages HighMem/MovableOnly [ 2044.500517] tipc_disc_timeout+0x855/0xc90 [ 2044.503509] 369649 pages reserved [ 2044.507754] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2044.510848] 0 pages cma reserved [ 2044.515330] ? lock_downgrade+0x720/0x720 [ 2044.519333] aoe: skb alloc failure [ 2044.523497] ? assoc_array_delete+0x283/0xc10 [ 2044.526965] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2044.531408] call_timer_fn+0x177/0x700 [ 2044.534741] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2044.538874] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2044.570321] ? process_timeout+0x40/0x40 [ 2044.574376] ? mark_held_locks+0xa6/0xf0 [ 2044.578428] ? _raw_spin_unlock_irq+0x24/0x80 [ 2044.582909] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2044.587395] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2044.591966] expire_timers+0x243/0x4e0 [ 2044.595851] run_timer_softirq+0x21c/0x670 [ 2044.600085] ? expire_timers+0x4e0/0x4e0 [ 2044.604139] ? check_preemption_disabled+0x41/0x280 [ 2044.609165] __do_softirq+0x265/0x980 [ 2044.612965] irq_exit+0x215/0x260 [ 2044.616407] smp_apic_timer_interrupt+0x136/0x550 [ 2044.621243] apic_timer_interrupt+0xf/0x20 [ 2044.625463] [ 2044.627694] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2044.633135] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2044.652032] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2044.659730] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2044.666989] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2044.674247] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2044.681520] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2044.688798] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2044.696070] ? list_lru_count_one+0x41/0x360 [ 2044.700482] list_lru_count_one+0x41/0x360 [ 2044.704712] super_cache_count+0x1b4/0x2e0 [ 2044.709027] ? f2fs_shrink_count+0x217/0x2a0 [ 2044.713426] do_shrink_slab+0x10b/0xa40 [ 2044.717407] shrink_slab+0x16f/0x550 [ 2044.721111] ? do_shrink_slab+0xa40/0xa40 [ 2044.725256] shrink_node.isra.0+0x2d3/0x1300 [ 2044.729678] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2044.734522] ? queue_work_on+0x11a/0x1f0 [ 2044.738573] ? vmpressure+0x28a/0x320 [ 2044.742377] do_try_to_free_pages+0x38e/0xfe0 [ 2044.746871] ? node_reclaim+0x850/0x850 [ 2044.750844] try_to_free_pages+0x27f/0x7c0 [ 2044.755071] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2044.759736] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2044.764748] __alloc_pages_nodemask+0xcc8/0x2890 [ 2044.769508] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2044.774340] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2044.779175] ? finish_task_switch+0x146/0x760 [ 2044.783676] ? mark_held_locks+0xa6/0xf0 [ 2044.787728] ? ____cache_alloc_node+0x156/0x1d0 [ 2044.792384] ? cache_grow_begin+0x64/0x8a0 [ 2044.796617] cache_grow_begin+0xa4/0x8a0 [ 2044.800676] fallback_alloc+0x213/0x2e0 [ 2044.804643] kmem_cache_alloc_trace+0x1f1/0x380 [ 2044.809306] do_syslog.part.0+0x24f/0x1510 [ 2044.813534] ? console_trylock+0x90/0x90 [ 2044.817582] ? wait_woken+0x250/0x250 [ 2044.821375] ? security_syslog+0x73/0x90 [ 2044.825427] do_syslog+0x49/0x60 [ 2044.828783] kmsg_read+0x8a/0xb0 [ 2044.832139] ? kmsg_poll+0xb0/0xb0 [ 2044.835665] proc_reg_read+0x1bd/0x2d0 [ 2044.839542] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2044.844485] ? lock_acquire+0x170/0x3c0 [ 2044.848453] ? __fdget_pos+0x26f/0x310 [ 2044.852338] __vfs_read+0xf7/0x750 [ 2044.855869] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2044.860789] ? __se_sys_copy_file_range+0x410/0x410 [ 2044.865796] ? fsnotify_first_mark+0x200/0x200 [ 2044.870370] ? mutex_trylock+0x1a0/0x1a0 [ 2044.874528] ? security_file_permission+0x1c0/0x220 [ 2044.879540] vfs_read+0x194/0x3c0 [ 2044.883002] ksys_read+0x12b/0x2a0 [ 2044.886562] ? kernel_write+0x110/0x110 [ 2044.890534] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2044.895562] ? do_syscall_64+0x21/0x620 [ 2044.899556] do_syscall_64+0xf9/0x620 [ 2044.903353] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2044.908538] RIP: 0033:0x7f32b454c22d [ 2044.912246] Code: Bad RIP value. [ 2044.915599] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2044.923295] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2044.930551] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2044.937810] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2044.945066] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2044.952324] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2044.959690] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2044.959808] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2044.966962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2044.977082] in:imklog cpuset=/ mems_allowed=0-1 [ 2044.986427] Call Trace: [ 2044.993666] dump_stack+0x1fc/0x2ef [ 2044.997287] warn_alloc.cold+0x7b/0x18f [ 2045.001256] ? zone_watermark_ok_safe+0x260/0x260 [ 2045.006084] ? wakeup_kcompactd+0x27/0x540 [ 2045.010326] ? wakeup_kswapd+0x3cb/0x660 [ 2045.014378] ? __zone_watermark_ok+0x300/0x300 [ 2045.018953] ? wake_all_kswapds+0x143/0x2c0 [ 2045.023273] __alloc_pages_nodemask+0x232f/0x2890 [ 2045.028120] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2045.032971] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2045.037802] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2045.042638] ? retint_kernel+0x2d/0x2d [ 2045.046524] ? console_unlock+0xf67/0x1110 [ 2045.050765] ? console_unlock+0xf6e/0x1110 [ 2045.055006] ? check_preemption_disabled+0x41/0x280 [ 2045.060014] ? ____cache_alloc_node+0x156/0x1d0 [ 2045.064674] cache_grow_begin+0xa4/0x8a0 [ 2045.068729] fallback_alloc+0x213/0x2e0 [ 2045.072700] kmem_cache_alloc_node+0xe3/0x3b0 [ 2045.077191] __alloc_skb+0x71/0x560 [ 2045.080810] new_skb+0x24/0x1c0 [ 2045.084081] aoecmd_cfg+0x191/0x5e0 [ 2045.087704] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2045.092022] ? round_jiffies_up_relative+0xd0/0xd0 [ 2045.096948] call_timer_fn+0x177/0x700 [ 2045.100823] ? aoedev_exit+0x50/0x50 [ 2045.104532] ? process_timeout+0x40/0x40 [ 2045.108587] ? _raw_spin_unlock_irq+0x24/0x80 [ 2045.113093] ? aoedev_exit+0x50/0x50 [ 2045.116797] ? aoedev_exit+0x50/0x50 [ 2045.120514] expire_timers+0x243/0x4e0 [ 2045.124405] run_timer_softirq+0x21c/0x670 [ 2045.128634] ? expire_timers+0x4e0/0x4e0 [ 2045.132713] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2045.137826] ? mac80211_hwsim_beacon+0x150/0x190 [ 2045.142583] ? check_preemption_disabled+0x41/0x280 [ 2045.147598] __do_softirq+0x265/0x980 [ 2045.151396] ? __local_bh_enable_ip+0x270/0x270 [ 2045.156062] run_ksoftirqd+0x57/0x110 [ 2045.159853] smpboot_thread_fn+0x655/0x9e0 [ 2045.164085] ? __kthread_parkme+0x4c/0x1e0 [ 2045.168310] ? sort_range+0x30/0x30 [ 2045.171926] ? __kthread_parkme+0x133/0x1e0 [ 2045.176237] ? sort_range+0x30/0x30 [ 2045.179854] kthread+0x33f/0x460 [ 2045.183213] ? kthread_park+0x180/0x180 [ 2045.187200] ret_from_fork+0x24/0x30 [ 2045.190931] warn_alloc_show_mem: 1 callbacks suppressed [ 2045.190940] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2045.190942] Mem-Info: [ 2045.190968] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2045.190968] active_file:13 inactive_file:13 isolated_file:0 [ 2045.190968] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2045.190968] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2045.190968] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2045.190968] free:11077 free_pcp:541 free_cma:0 [ 2045.196407] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2045.203768] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2045.206158] Call Trace: [ 2045.239639] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2045.248963] [ 2045.276885] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2045.279482] dump_stack+0x1fc/0x2ef [ 2045.305131] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2045.307284] warn_alloc.cold+0x7b/0x18f [ 2045.333358] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2045.336979] ? zone_watermark_ok_safe+0x260/0x260 [ 2045.341962] lowmem_reserve[]: 0 0 1 1 1 [ 2045.345924] ? wakeup_kcompactd+0x27/0x540 [ 2045.374864] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2045.379698] ? wakeup_kswapd+0x3cb/0x660 [ 2045.383638] lowmem_reserve[]: 0 0 0 0 0 [ 2045.387861] ? __zone_watermark_ok+0x300/0x300 [ 2045.413678] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2045.417735] ? wake_all_kswapds+0x143/0x2c0 [ 2045.421695] lowmem_reserve[]: 0 0 0 0 0 [ 2045.426280] __alloc_pages_nodemask+0x232f/0x2890 [ 2045.453936] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2045.458260] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2045.462204] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2045.467033] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2045.479833] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2045.484680] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2045.499055] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2045.503981] ? static_obj+0x50/0x50 [ 2045.514957] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2045.519776] ? select_task_rq_fair+0x684/0x2750 [ 2045.519795] ? ____cache_alloc_node+0x156/0x1d0 [ 2045.534857] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2045.538474] cache_grow_begin+0xa4/0x8a0 [ 2045.547286] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2045.551960] fallback_alloc+0x213/0x2e0 [ 2045.556599] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2045.556607] 28277 total pagecache pages [ 2045.565170] kmem_cache_alloc_node+0xe3/0x3b0 [ 2045.569203] 0 pages in swap cache [ 2045.578037] __alloc_skb+0x71/0x560 [ 2045.581982] Swap cache stats: add 0, delete 0, find 0/0 [ 2045.590542] __netdev_alloc_skb+0x76/0x460 [ 2045.594488] Free swap = 0kB [ 2045.598970] send_hsr_supervision_frame+0x107/0xf70 [ 2045.602390] Total swap = 0kB [ 2045.606005] ? lock_acquire+0x170/0x3c0 [ 2045.611336] 2097051 pages RAM [ 2045.615563] ? check_preemption_disabled+0x41/0x280 [ 2045.618558] 0 pages HighMem/MovableOnly [ 2045.618566] 369649 pages reserved [ 2045.623571] hsr_announce+0x125/0x3a0 [ 2045.626556] 0 pages cma reserved [ 2045.630518] call_timer_fn+0x177/0x700 [ 2045.633655] aoe: skb alloc failure [ 2045.638592] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2045.638607] ? process_timeout+0x40/0x40 [ 2045.638622] ? mark_held_locks+0xa6/0xf0 [ 2045.642593] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2045.646010] ? _raw_spin_unlock_irq+0x24/0x80 [ 2045.651084] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2045.654457] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2045.700211] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2045.705394] expire_timers+0x243/0x4e0 [ 2045.709281] run_timer_softirq+0x21c/0x670 [ 2045.713532] ? expire_timers+0x4e0/0x4e0 [ 2045.717615] ? check_preemption_disabled+0x41/0x280 [ 2045.722642] __do_softirq+0x265/0x980 [ 2045.726455] irq_exit+0x215/0x260 [ 2045.729984] smp_apic_timer_interrupt+0x136/0x550 [ 2045.734839] apic_timer_interrupt+0xf/0x20 [ 2045.739058] [ 2045.741295] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2045.746736] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2045.765634] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2045.773332] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2045.780591] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2045.787861] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2045.795117] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2045.802374] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2045.809644] ? list_lru_count_one+0x41/0x360 [ 2045.814043] list_lru_count_one+0x41/0x360 [ 2045.818285] super_cache_count+0x1b4/0x2e0 [ 2045.822515] ? f2fs_shrink_count+0x217/0x2a0 [ 2045.826929] do_shrink_slab+0x10b/0xa40 [ 2045.830903] shrink_slab+0x16f/0x550 [ 2045.834613] ? do_shrink_slab+0xa40/0xa40 [ 2045.838759] shrink_node.isra.0+0x2d3/0x1300 [ 2045.843174] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2045.848009] ? queue_work_on+0x11a/0x1f0 [ 2045.852062] ? vmpressure+0x28a/0x320 [ 2045.855868] do_try_to_free_pages+0x38e/0xfe0 [ 2045.860362] ? node_reclaim+0x850/0x850 [ 2045.864333] try_to_free_pages+0x27f/0x7c0 [ 2045.868559] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2045.873226] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2045.878269] __alloc_pages_nodemask+0xcc8/0x2890 [ 2045.883029] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2045.887893] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2045.892726] ? finish_task_switch+0x146/0x760 [ 2045.897228] ? mark_held_locks+0xa6/0xf0 [ 2045.901299] ? ____cache_alloc_node+0x156/0x1d0 [ 2045.905957] ? cache_grow_begin+0x64/0x8a0 [ 2045.910182] cache_grow_begin+0xa4/0x8a0 [ 2045.914248] fallback_alloc+0x213/0x2e0 [ 2045.918217] kmem_cache_alloc_trace+0x1f1/0x380 [ 2045.922887] do_syslog.part.0+0x24f/0x1510 [ 2045.927125] ? console_trylock+0x90/0x90 [ 2045.931187] ? wait_woken+0x250/0x250 [ 2045.934981] ? security_syslog+0x73/0x90 [ 2045.939035] do_syslog+0x49/0x60 [ 2045.942393] kmsg_read+0x8a/0xb0 [ 2045.945749] ? kmsg_poll+0xb0/0xb0 [ 2045.949282] proc_reg_read+0x1bd/0x2d0 [ 2045.953177] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2045.958096] ? lock_acquire+0x170/0x3c0 [ 2045.962077] ? __fdget_pos+0x26f/0x310 [ 2045.965960] __vfs_read+0xf7/0x750 [ 2045.969490] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2045.974413] ? __se_sys_copy_file_range+0x410/0x410 [ 2045.979438] ? fsnotify_first_mark+0x200/0x200 [ 2045.984010] ? mutex_trylock+0x1a0/0x1a0 [ 2045.988082] ? security_file_permission+0x1c0/0x220 [ 2045.993092] vfs_read+0x194/0x3c0 [ 2045.996540] ksys_read+0x12b/0x2a0 [ 2046.000074] ? kernel_write+0x110/0x110 [ 2046.004039] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2046.009042] ? do_syscall_64+0x21/0x620 [ 2046.013009] do_syscall_64+0xf9/0x620 [ 2046.016808] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2046.021988] RIP: 0033:0x7f32b454c22d [ 2046.025695] Code: Bad RIP value. [ 2046.029049] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2046.036745] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2046.044003] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2046.051272] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2046.058548] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2046.065820] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2046.073098] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2046.073310] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2046.080378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2046.090491] in:imklog cpuset=/ mems_allowed=0-1 [ 2046.099825] Call Trace: [ 2046.107050] dump_stack+0x1fc/0x2ef [ 2046.110672] warn_alloc.cold+0x7b/0x18f [ 2046.114654] ? zone_watermark_ok_safe+0x260/0x260 [ 2046.119488] ? wakeup_kcompactd+0x27/0x540 [ 2046.123722] ? wakeup_kswapd+0x3cb/0x660 [ 2046.127773] ? __zone_watermark_ok+0x300/0x300 [ 2046.132346] ? wake_all_kswapds+0x143/0x2c0 [ 2046.136665] __alloc_pages_nodemask+0x232f/0x2890 [ 2046.141512] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2046.146343] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2046.151176] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2046.156017] ? console_unlock+0xf35/0x1110 [ 2046.160244] ? netconsole_netdev_event+0x280/0x280 [ 2046.165250] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2046.169822] ? check_preemption_disabled+0x41/0x280 [ 2046.174915] ? ____cache_alloc_node+0x156/0x1d0 [ 2046.179579] cache_grow_begin+0xa4/0x8a0 [ 2046.183642] fallback_alloc+0x213/0x2e0 [ 2046.187613] kmem_cache_alloc_node+0xe3/0x3b0 [ 2046.192126] __alloc_skb+0x71/0x560 [ 2046.195751] new_skb+0x24/0x1c0 [ 2046.199109] aoecmd_cfg+0x191/0x5e0 [ 2046.202744] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2046.207059] ? round_jiffies_up_relative+0xd0/0xd0 [ 2046.211987] call_timer_fn+0x177/0x700 [ 2046.215875] ? aoedev_exit+0x50/0x50 [ 2046.219581] ? process_timeout+0x40/0x40 [ 2046.224072] ? _raw_spin_unlock_irq+0x24/0x80 [ 2046.228555] ? aoedev_exit+0x50/0x50 [ 2046.232257] ? aoedev_exit+0x50/0x50 [ 2046.235962] expire_timers+0x243/0x4e0 [ 2046.239854] run_timer_softirq+0x21c/0x670 [ 2046.244082] ? expire_timers+0x4e0/0x4e0 [ 2046.248140] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2046.253234] ? mac80211_hwsim_beacon+0x150/0x190 [ 2046.257993] ? check_preemption_disabled+0x41/0x280 [ 2046.263006] __do_softirq+0x265/0x980 [ 2046.266804] ? __local_bh_enable_ip+0x270/0x270 [ 2046.271476] run_ksoftirqd+0x57/0x110 [ 2046.275354] smpboot_thread_fn+0x655/0x9e0 [ 2046.279577] ? __kthread_parkme+0x4c/0x1e0 [ 2046.283806] ? sort_range+0x30/0x30 [ 2046.287423] ? __kthread_parkme+0x133/0x1e0 [ 2046.291738] ? sort_range+0x30/0x30 [ 2046.295357] kthread+0x33f/0x460 [ 2046.298726] ? kthread_park+0x180/0x180 [ 2046.302704] ret_from_fork+0x24/0x30 [ 2046.306418] warn_alloc_show_mem: 1 callbacks suppressed [ 2046.306428] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2046.306430] Mem-Info: [ 2046.306456] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2046.306456] active_file:13 inactive_file:13 isolated_file:0 [ 2046.306456] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2046.306456] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2046.306456] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2046.306456] free:11077 free_pcp:541 free_cma:0 [ 2046.311792] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2046.319146] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2046.321533] Call Trace: [ 2046.354946] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2046.364294] [ 2046.392116] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2046.394710] dump_stack+0x1fc/0x2ef [ 2046.420356] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2046.422511] warn_alloc.cold+0x7b/0x18f [ 2046.448599] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2046.452223] ? zone_watermark_ok_safe+0x260/0x260 [ 2046.457199] lowmem_reserve[]: 0 0 1 1 1 [ 2046.461165] ? wakeup_kcompactd+0x27/0x540 [ 2046.490244] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2046.495096] ? wakeup_kswapd+0x3cb/0x660 [ 2046.499033] lowmem_reserve[]: 0 0 0 0 0 [ 2046.503283] ? __zone_watermark_ok+0x300/0x300 [ 2046.529097] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2046.533163] ? wake_all_kswapds+0x143/0x2c0 [ 2046.537120] lowmem_reserve[]: 0 0 0 0 0 [ 2046.541695] __alloc_pages_nodemask+0x232f/0x2890 [ 2046.570203] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2046.574530] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2046.578463] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2046.583294] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2046.596092] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2046.600924] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2046.615809] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2046.620670] ? mark_held_locks+0xf0/0xf0 [ 2046.631653] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2046.636479] ? static_obj+0x50/0x50 [ 2046.651380] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2046.655444] ? ____cache_alloc_node+0x156/0x1d0 [ 2046.664253] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2046.667861] cache_grow_begin+0xa4/0x8a0 [ 2046.676407] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2046.681065] fallback_alloc+0x213/0x2e0 [ 2046.689864] 28277 total pagecache pages [ 2046.693912] kmem_cache_alloc_node+0xe3/0x3b0 [ 2046.702458] 0 pages in swap cache [ 2046.706417] __alloc_skb+0x71/0x560 [ 2046.710360] Swap cache stats: add 0, delete 0, find 0/0 [ 2046.714841] __netdev_alloc_skb+0x76/0x460 [ 2046.718268] Free swap = 0kB [ 2046.721898] send_hsr_supervision_frame+0x107/0xf70 [ 2046.727224] Total swap = 0kB [ 2046.731448] ? lock_acquire+0x170/0x3c0 [ 2046.734435] 2097051 pages RAM [ 2046.739437] ? check_preemption_disabled+0x41/0x280 [ 2046.742424] 0 pages HighMem/MovableOnly [ 2046.746383] hsr_announce+0x125/0x3a0 [ 2046.749472] 369649 pages reserved [ 2046.754476] call_timer_fn+0x177/0x700 [ 2046.758421] 0 pages cma reserved [ 2046.762207] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2046.765700] aoe: skb alloc failure [ 2046.769504] ? process_timeout+0x40/0x40 [ 2046.773400] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2046.778553] ? mark_held_locks+0xa6/0xf0 [ 2046.782063] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2046.786135] ? _raw_spin_unlock_irq+0x24/0x80 [ 2046.809755] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2046.815026] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2046.820205] expire_timers+0x243/0x4e0 [ 2046.824097] run_timer_softirq+0x21c/0x670 [ 2046.828320] ? expire_timers+0x4e0/0x4e0 [ 2046.832376] ? check_preemption_disabled+0x41/0x280 [ 2046.837386] __do_softirq+0x265/0x980 [ 2046.841183] irq_exit+0x215/0x260 [ 2046.844629] smp_apic_timer_interrupt+0x136/0x550 [ 2046.849473] apic_timer_interrupt+0xf/0x20 [ 2046.853780] [ 2046.856008] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2046.861450] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2046.880340] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2046.888036] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2046.895294] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2046.902551] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2046.909809] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2046.917065] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2046.924351] ? list_lru_count_one+0x41/0x360 [ 2046.928754] list_lru_count_one+0x41/0x360 [ 2046.932982] super_cache_count+0x1b4/0x2e0 [ 2046.937207] ? f2fs_shrink_count+0x217/0x2a0 [ 2046.941611] do_shrink_slab+0x10b/0xa40 [ 2046.945581] shrink_slab+0x16f/0x550 [ 2046.949289] ? do_shrink_slab+0xa40/0xa40 [ 2046.953437] shrink_node.isra.0+0x2d3/0x1300 [ 2046.957862] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2046.962693] ? queue_work_on+0x11a/0x1f0 [ 2046.966745] ? vmpressure+0x28a/0x320 [ 2046.970546] do_try_to_free_pages+0x38e/0xfe0 [ 2046.975040] ? node_reclaim+0x850/0x850 [ 2046.979011] try_to_free_pages+0x27f/0x7c0 [ 2046.983246] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2046.987943] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2046.992953] __alloc_pages_nodemask+0xcc8/0x2890 [ 2046.997732] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2047.002567] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2047.007404] ? finish_task_switch+0x146/0x760 [ 2047.011900] ? mark_held_locks+0xa6/0xf0 [ 2047.015947] ? ____cache_alloc_node+0x156/0x1d0 [ 2047.020608] ? cache_grow_begin+0x64/0x8a0 [ 2047.024937] cache_grow_begin+0xa4/0x8a0 [ 2047.028995] fallback_alloc+0x213/0x2e0 [ 2047.032966] kmem_cache_alloc_trace+0x1f1/0x380 [ 2047.037627] do_syslog.part.0+0x24f/0x1510 [ 2047.041856] ? console_trylock+0x90/0x90 [ 2047.045908] ? wait_woken+0x250/0x250 [ 2047.049703] ? security_syslog+0x73/0x90 [ 2047.053756] do_syslog+0x49/0x60 [ 2047.057113] kmsg_read+0x8a/0xb0 [ 2047.060473] ? kmsg_poll+0xb0/0xb0 [ 2047.064001] proc_reg_read+0x1bd/0x2d0 [ 2047.067880] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2047.072800] ? lock_acquire+0x170/0x3c0 [ 2047.076763] ? __fdget_pos+0x26f/0x310 [ 2047.080644] __vfs_read+0xf7/0x750 [ 2047.084180] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2047.089103] ? __se_sys_copy_file_range+0x410/0x410 [ 2047.094109] ? fsnotify_first_mark+0x200/0x200 [ 2047.098686] ? mutex_trylock+0x1a0/0x1a0 [ 2047.102744] ? security_file_permission+0x1c0/0x220 [ 2047.107756] vfs_read+0x194/0x3c0 [ 2047.111220] ksys_read+0x12b/0x2a0 [ 2047.114757] ? kernel_write+0x110/0x110 [ 2047.118724] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2047.123730] ? do_syscall_64+0x21/0x620 [ 2047.127697] do_syscall_64+0xf9/0x620 [ 2047.131499] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2047.136688] RIP: 0033:0x7f32b454c22d [ 2047.140629] Code: Bad RIP value. [ 2047.143992] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2047.151687] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2047.158959] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2047.166227] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2047.173483] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2047.181100] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2047.188393] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2047.188515] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2047.195675] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2047.205788] in:imklog cpuset=/ mems_allowed=0-1 [ 2047.215128] Call Trace: [ 2047.222378] dump_stack+0x1fc/0x2ef [ 2047.225999] warn_alloc.cold+0x7b/0x18f [ 2047.229969] ? zone_watermark_ok_safe+0x260/0x260 [ 2047.234800] ? wakeup_kcompactd+0x27/0x540 [ 2047.239028] ? wakeup_kswapd+0x3cb/0x660 [ 2047.243082] ? __zone_watermark_ok+0x300/0x300 [ 2047.247667] ? wake_all_kswapds+0x143/0x2c0 [ 2047.251997] __alloc_pages_nodemask+0x232f/0x2890 [ 2047.256843] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2047.261681] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2047.266515] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2047.271355] ? console_unlock+0xf35/0x1110 [ 2047.275581] ? netconsole_netdev_event+0x280/0x280 [ 2047.280501] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2047.285094] ? check_preemption_disabled+0x41/0x280 [ 2047.290107] ? ____cache_alloc_node+0x156/0x1d0 [ 2047.294771] cache_grow_begin+0xa4/0x8a0 [ 2047.298839] fallback_alloc+0x213/0x2e0 [ 2047.302814] kmem_cache_alloc_node+0xe3/0x3b0 [ 2047.307303] __alloc_skb+0x71/0x560 [ 2047.310923] new_skb+0x24/0x1c0 [ 2047.314198] aoecmd_cfg+0x191/0x5e0 [ 2047.317815] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2047.322147] ? round_jiffies_up_relative+0xd0/0xd0 [ 2047.327080] call_timer_fn+0x177/0x700 [ 2047.330955] ? aoedev_exit+0x50/0x50 [ 2047.334658] ? process_timeout+0x40/0x40 [ 2047.338712] ? _raw_spin_unlock_irq+0x24/0x80 [ 2047.343192] ? aoedev_exit+0x50/0x50 [ 2047.346896] ? aoedev_exit+0x50/0x50 [ 2047.350603] expire_timers+0x243/0x4e0 [ 2047.354573] run_timer_softirq+0x21c/0x670 [ 2047.358799] ? expire_timers+0x4e0/0x4e0 [ 2047.362852] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2047.367944] ? mac80211_hwsim_beacon+0x150/0x190 [ 2047.372712] ? check_preemption_disabled+0x41/0x280 [ 2047.377748] __do_softirq+0x265/0x980 [ 2047.381576] ? __local_bh_enable_ip+0x270/0x270 [ 2047.386248] run_ksoftirqd+0x57/0x110 [ 2047.390043] smpboot_thread_fn+0x655/0x9e0 [ 2047.394281] ? __kthread_parkme+0x4c/0x1e0 [ 2047.398592] ? sort_range+0x30/0x30 [ 2047.402209] ? __kthread_parkme+0x133/0x1e0 [ 2047.406520] ? sort_range+0x30/0x30 [ 2047.410136] kthread+0x33f/0x460 [ 2047.413492] ? kthread_park+0x180/0x180 [ 2047.417459] ret_from_fork+0x24/0x30 [ 2047.421170] warn_alloc_show_mem: 1 callbacks suppressed [ 2047.421180] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2047.421182] Mem-Info: [ 2047.421208] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2047.421208] active_file:13 inactive_file:13 isolated_file:0 [ 2047.421208] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2047.421208] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2047.421208] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2047.421208] free:11077 free_pcp:541 free_cma:0 [ 2047.426544] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2047.433918] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2047.436305] Call Trace: [ 2047.469701] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2047.479024] [ 2047.506979] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2047.509569] dump_stack+0x1fc/0x2ef [ 2047.535207] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2047.537356] warn_alloc.cold+0x7b/0x18f [ 2047.563431] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2047.567053] ? zone_watermark_ok_safe+0x260/0x260 [ 2047.572208] lowmem_reserve[]: 0 0 1 1 1 [ 2047.576170] ? wakeup_kcompactd+0x27/0x540 [ 2047.605119] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2047.610042] ? wakeup_kswapd+0x3cb/0x660 [ 2047.613978] lowmem_reserve[]: 0 0 0 0 0 [ 2047.618202] ? __zone_watermark_ok+0x300/0x300 [ 2047.644022] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2047.648089] ? wake_all_kswapds+0x143/0x2c0 [ 2047.652029] lowmem_reserve[]: 0 0 0 0 0 [ 2047.656608] __alloc_pages_nodemask+0x232f/0x2890 [ 2047.684250] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2047.688574] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2047.692506] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2047.697336] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2047.710132] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2047.714969] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2047.729327] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2047.734161] ? mark_held_locks+0xf0/0xf0 [ 2047.745151] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2047.749991] ? mark_held_locks+0xf0/0xf0 [ 2047.764868] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2047.768910] ? ____cache_alloc_node+0x156/0x1d0 [ 2047.777717] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2047.781760] cache_grow_begin+0xa4/0x8a0 [ 2047.790308] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2047.794961] fallback_alloc+0x213/0x2e0 [ 2047.803763] 28277 total pagecache pages [ 2047.807812] kmem_cache_alloc_node+0xe3/0x3b0 [ 2047.816360] 0 pages in swap cache [ 2047.820320] __alloc_skb+0x71/0x560 [ 2047.824265] Swap cache stats: add 0, delete 0, find 0/0 [ 2047.828755] __pskb_copy_fclone+0x10c/0xcc0 [ 2047.832179] Free swap = 0kB [ 2047.835791] ? check_preemption_disabled+0x41/0x280 [ 2047.841170] Total swap = 0kB [ 2047.841178] 2097051 pages RAM [ 2047.845492] tipc_udp_send_msg+0x302/0x490 [ 2047.848478] 0 pages HighMem/MovableOnly [ 2047.853484] tipc_bearer_xmit_skb+0x15b/0x330 [ 2047.856469] 369649 pages reserved [ 2047.859560] tipc_disc_timeout+0x855/0xc90 [ 2047.863762] 0 pages cma reserved [ 2047.867720] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2047.872257] aoe: skb alloc failure [ 2047.875629] ? lock_downgrade+0x720/0x720 [ 2047.875645] ? assoc_array_delete+0x283/0xc10 [ 2047.875666] call_timer_fn+0x177/0x700 [ 2047.879907] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2047.883240] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2047.887708] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2047.891233] ? process_timeout+0x40/0x40 [ 2047.927339] ? mark_held_locks+0xa6/0xf0 [ 2047.931476] ? _raw_spin_unlock_irq+0x24/0x80 [ 2047.935961] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2047.940459] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2047.944946] expire_timers+0x243/0x4e0 [ 2047.948829] run_timer_softirq+0x21c/0x670 [ 2047.953057] ? expire_timers+0x4e0/0x4e0 [ 2047.957110] ? check_preemption_disabled+0x41/0x280 [ 2047.962136] __do_softirq+0x265/0x980 [ 2047.966032] irq_exit+0x215/0x260 [ 2047.969473] smp_apic_timer_interrupt+0x136/0x550 [ 2047.974308] apic_timer_interrupt+0xf/0x20 [ 2047.978528] [ 2047.980756] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2047.986203] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2048.005104] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2048.012802] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2048.020074] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2048.027346] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2048.034602] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2048.041858] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2048.049144] ? list_lru_count_one+0x41/0x360 [ 2048.053543] list_lru_count_one+0x41/0x360 [ 2048.057771] super_cache_count+0x1b4/0x2e0 [ 2048.061999] ? f2fs_shrink_count+0x217/0x2a0 [ 2048.066399] do_shrink_slab+0x10b/0xa40 [ 2048.070368] shrink_slab+0x16f/0x550 [ 2048.074076] ? do_shrink_slab+0xa40/0xa40 [ 2048.078223] shrink_node.isra.0+0x2d3/0x1300 [ 2048.082632] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2048.087464] ? queue_work_on+0x11a/0x1f0 [ 2048.091519] ? vmpressure+0x28a/0x320 [ 2048.095317] do_try_to_free_pages+0x38e/0xfe0 [ 2048.099814] ? node_reclaim+0x850/0x850 [ 2048.103786] try_to_free_pages+0x27f/0x7c0 [ 2048.108023] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2048.112688] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2048.117723] __alloc_pages_nodemask+0xcc8/0x2890 [ 2048.122483] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2048.127331] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2048.132162] ? finish_task_switch+0x146/0x760 [ 2048.136656] ? mark_held_locks+0xa6/0xf0 [ 2048.140721] ? ____cache_alloc_node+0x156/0x1d0 [ 2048.145381] ? cache_grow_begin+0x64/0x8a0 [ 2048.149605] cache_grow_begin+0xa4/0x8a0 [ 2048.153659] fallback_alloc+0x213/0x2e0 [ 2048.157626] kmem_cache_alloc_trace+0x1f1/0x380 [ 2048.162288] do_syslog.part.0+0x24f/0x1510 [ 2048.166523] ? console_trylock+0x90/0x90 [ 2048.170573] ? wait_woken+0x250/0x250 [ 2048.174363] ? security_syslog+0x73/0x90 [ 2048.178429] do_syslog+0x49/0x60 [ 2048.181789] kmsg_read+0x8a/0xb0 [ 2048.185146] ? kmsg_poll+0xb0/0xb0 [ 2048.188675] proc_reg_read+0x1bd/0x2d0 [ 2048.192554] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2048.197474] ? lock_acquire+0x170/0x3c0 [ 2048.201455] ? __fdget_pos+0x26f/0x310 [ 2048.205351] __vfs_read+0xf7/0x750 [ 2048.208892] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2048.213822] ? __se_sys_copy_file_range+0x410/0x410 [ 2048.218831] ? fsnotify_first_mark+0x200/0x200 [ 2048.223407] ? mutex_trylock+0x1a0/0x1a0 [ 2048.227463] ? security_file_permission+0x1c0/0x220 [ 2048.232473] vfs_read+0x194/0x3c0 [ 2048.235920] ksys_read+0x12b/0x2a0 [ 2048.239468] ? kernel_write+0x110/0x110 [ 2048.243434] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2048.248439] ? do_syscall_64+0x21/0x620 [ 2048.252402] do_syscall_64+0xf9/0x620 [ 2048.256195] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2048.261372] RIP: 0033:0x7f32b454c22d [ 2048.265083] Code: Bad RIP value. [ 2048.268440] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2048.276219] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2048.283488] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2048.290744] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2048.298000] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2048.305258] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2048.312533] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2048.312632] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2048.319825] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2048.329949] in:imklog cpuset=/ mems_allowed=0-1 [ 2048.339299] Call Trace: [ 2048.346521] dump_stack+0x1fc/0x2ef [ 2048.350142] warn_alloc.cold+0x7b/0x18f [ 2048.354124] ? zone_watermark_ok_safe+0x260/0x260 [ 2048.358967] ? wakeup_kcompactd+0x27/0x540 [ 2048.363195] ? wakeup_kswapd+0x3cb/0x660 [ 2048.367247] ? __zone_watermark_ok+0x300/0x300 [ 2048.371819] ? wake_all_kswapds+0x143/0x2c0 [ 2048.376142] __alloc_pages_nodemask+0x232f/0x2890 [ 2048.380987] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2048.385817] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2048.390739] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2048.395578] ? console_unlock+0xf35/0x1110 [ 2048.399816] ? netconsole_netdev_event+0x280/0x280 [ 2048.404735] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2048.409319] ? check_preemption_disabled+0x41/0x280 [ 2048.414337] ? ____cache_alloc_node+0x156/0x1d0 [ 2048.418999] cache_grow_begin+0xa4/0x8a0 [ 2048.423058] fallback_alloc+0x213/0x2e0 [ 2048.427037] kmem_cache_alloc_node+0xe3/0x3b0 [ 2048.431546] __alloc_skb+0x71/0x560 [ 2048.435165] new_skb+0x24/0x1c0 [ 2048.438435] aoecmd_cfg+0x191/0x5e0 [ 2048.442053] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2048.446370] ? round_jiffies_up_relative+0xd0/0xd0 [ 2048.451298] call_timer_fn+0x177/0x700 [ 2048.455175] ? aoedev_exit+0x50/0x50 [ 2048.458905] ? process_timeout+0x40/0x40 [ 2048.462983] ? _raw_spin_unlock_irq+0x24/0x80 [ 2048.467477] ? aoedev_exit+0x50/0x50 [ 2048.471186] ? aoedev_exit+0x50/0x50 [ 2048.474887] expire_timers+0x243/0x4e0 [ 2048.478767] run_timer_softirq+0x21c/0x670 [ 2048.482992] ? expire_timers+0x4e0/0x4e0 [ 2048.487041] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2048.492139] ? mac80211_hwsim_beacon+0x150/0x190 [ 2048.496884] ? check_preemption_disabled+0x41/0x280 [ 2048.501896] __do_softirq+0x265/0x980 [ 2048.505708] ? __local_bh_enable_ip+0x270/0x270 [ 2048.510362] run_ksoftirqd+0x57/0x110 [ 2048.514153] smpboot_thread_fn+0x655/0x9e0 [ 2048.518378] ? __kthread_parkme+0x4c/0x1e0 [ 2048.522601] ? sort_range+0x30/0x30 [ 2048.526223] ? __kthread_parkme+0x133/0x1e0 [ 2048.530535] ? sort_range+0x30/0x30 [ 2048.534149] kthread+0x33f/0x460 [ 2048.537517] ? kthread_park+0x180/0x180 [ 2048.541494] ret_from_fork+0x24/0x30 [ 2048.545217] warn_alloc_show_mem: 1 callbacks suppressed [ 2048.545227] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2048.545229] Mem-Info: [ 2048.545255] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2048.545255] active_file:13 inactive_file:13 isolated_file:0 [ 2048.545255] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2048.545255] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2048.545255] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2048.545255] free:11077 free_pcp:541 free_cma:0 [ 2048.550899] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2048.558338] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2048.560739] Call Trace: [ 2048.594132] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2048.603456] [ 2048.631274] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2048.633853] dump_stack+0x1fc/0x2ef [ 2048.659486] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2048.661640] warn_alloc.cold+0x7b/0x18f [ 2048.687715] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2048.691335] ? zone_watermark_ok_safe+0x260/0x260 [ 2048.696316] lowmem_reserve[]: 0 0 1 1 1 [ 2048.700278] ? wakeup_kcompactd+0x27/0x540 [ 2048.729223] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2048.734061] ? wakeup_kswapd+0x3cb/0x660 [ 2048.737997] lowmem_reserve[]: 0 0 0 0 0 [ 2048.742220] ? __zone_watermark_ok+0x300/0x300 [ 2048.768035] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2048.772084] ? wake_all_kswapds+0x143/0x2c0 [ 2048.776026] lowmem_reserve[]: 0 0 0 0 0 [ 2048.780598] __alloc_pages_nodemask+0x232f/0x2890 [ 2048.808239] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2048.812562] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2048.816490] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2048.821321] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2048.834120] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2048.838947] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2048.853306] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2048.858140] ? retint_kernel+0x2d/0x2d [ 2048.869118] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2048.873947] ? __alloc_skb+0x71/0x560 [ 2048.888828] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2048.892700] ? static_obj+0x50/0x50 [ 2048.901509] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2048.905291] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 2048.913836] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2048.917443] ? ____cache_alloc_node+0x156/0x1d0 [ 2048.926248] 28277 total pagecache pages [ 2048.931251] cache_grow_begin+0xa4/0x8a0 [ 2048.939800] 0 pages in swap cache [ 2048.944455] fallback_alloc+0x213/0x2e0 [ 2048.948402] Swap cache stats: add 0, delete 0, find 0/0 [ 2048.952448] kmem_cache_alloc_node+0xe3/0x3b0 [ 2048.955875] Free swap = 0kB [ 2048.955879] Total swap = 0kB [ 2048.959841] __alloc_skb+0x71/0x560 [ 2048.965178] 2097051 pages RAM [ 2048.969659] __netdev_alloc_skb+0x76/0x460 [ 2048.972733] 0 pages HighMem/MovableOnly [ 2048.975739] send_hsr_supervision_frame+0x107/0xf70 [ 2048.979336] 369649 pages reserved [ 2048.982424] ? lock_acquire+0x170/0x3c0 [ 2048.986626] 0 pages cma reserved [ 2048.990585] ? check_preemption_disabled+0x41/0x280 [ 2048.995649] aoe: skb alloc failure [ 2048.999006] hsr_announce+0x125/0x3a0 [ 2049.002973] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2049.006315] call_timer_fn+0x177/0x700 [ 2049.011298] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2049.014825] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2049.042749] ? process_timeout+0x40/0x40 [ 2049.046812] ? mark_held_locks+0xa6/0xf0 [ 2049.050948] ? _raw_spin_unlock_irq+0x24/0x80 [ 2049.055431] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2049.060622] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2049.065896] expire_timers+0x243/0x4e0 [ 2049.069775] run_timer_softirq+0x21c/0x670 [ 2049.074000] ? expire_timers+0x4e0/0x4e0 [ 2049.078052] ? check_preemption_disabled+0x41/0x280 [ 2049.083060] __do_softirq+0x265/0x980 [ 2049.086864] irq_exit+0x215/0x260 [ 2049.090304] smp_apic_timer_interrupt+0x136/0x550 [ 2049.095138] apic_timer_interrupt+0xf/0x20 [ 2049.099355] [ 2049.101588] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2049.107030] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2049.125917] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2049.133613] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2049.140877] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2049.148146] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2049.155403] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2049.162659] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2049.169956] ? list_lru_count_one+0x41/0x360 [ 2049.174715] list_lru_count_one+0x41/0x360 [ 2049.178940] super_cache_count+0x1b4/0x2e0 [ 2049.183164] ? f2fs_shrink_count+0x217/0x2a0 [ 2049.187562] do_shrink_slab+0x10b/0xa40 [ 2049.191634] shrink_slab+0x16f/0x550 [ 2049.195338] ? do_shrink_slab+0xa40/0xa40 [ 2049.199488] shrink_node.isra.0+0x2d3/0x1300 [ 2049.203902] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2049.208750] ? queue_work_on+0x11a/0x1f0 [ 2049.212801] ? vmpressure+0x28a/0x320 [ 2049.216600] do_try_to_free_pages+0x38e/0xfe0 [ 2049.221093] ? node_reclaim+0x850/0x850 [ 2049.225074] try_to_free_pages+0x27f/0x7c0 [ 2049.229388] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2049.234080] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2049.239090] __alloc_pages_nodemask+0xcc8/0x2890 [ 2049.243858] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2049.248897] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2049.253734] ? finish_task_switch+0x146/0x760 [ 2049.258234] ? mark_held_locks+0xa6/0xf0 [ 2049.262284] ? ____cache_alloc_node+0x156/0x1d0 [ 2049.266942] ? cache_grow_begin+0x64/0x8a0 [ 2049.271168] cache_grow_begin+0xa4/0x8a0 [ 2049.275229] fallback_alloc+0x213/0x2e0 [ 2049.279198] kmem_cache_alloc_trace+0x1f1/0x380 [ 2049.283862] do_syslog.part.0+0x24f/0x1510 [ 2049.288095] ? console_trylock+0x90/0x90 [ 2049.292144] ? wait_woken+0x250/0x250 [ 2049.295944] ? security_syslog+0x73/0x90 [ 2049.300258] do_syslog+0x49/0x60 [ 2049.303619] kmsg_read+0x8a/0xb0 [ 2049.306975] ? kmsg_poll+0xb0/0xb0 [ 2049.310502] proc_reg_read+0x1bd/0x2d0 [ 2049.314382] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2049.319301] ? lock_acquire+0x170/0x3c0 [ 2049.323265] ? __fdget_pos+0x26f/0x310 [ 2049.327183] __vfs_read+0xf7/0x750 [ 2049.330712] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2049.335632] ? __se_sys_copy_file_range+0x410/0x410 [ 2049.340635] ? fsnotify_first_mark+0x200/0x200 [ 2049.345225] ? mutex_trylock+0x1a0/0x1a0 [ 2049.349283] ? security_file_permission+0x1c0/0x220 [ 2049.354318] vfs_read+0x194/0x3c0 [ 2049.358122] ksys_read+0x12b/0x2a0 [ 2049.361658] ? kernel_write+0x110/0x110 [ 2049.365631] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2049.370665] ? do_syscall_64+0x21/0x620 [ 2049.374629] do_syscall_64+0xf9/0x620 [ 2049.378447] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2049.383626] RIP: 0033:0x7f32b454c22d [ 2049.387342] Code: Bad RIP value. [ 2049.390690] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2049.398386] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2049.405643] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2049.412917] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2049.420176] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2049.427434] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2049.434710] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2049.434857] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2049.441998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2049.452126] in:imklog cpuset=/ mems_allowed=0-1 [ 2049.461460] Call Trace: [ 2049.468684] dump_stack+0x1fc/0x2ef [ 2049.472399] warn_alloc.cold+0x7b/0x18f [ 2049.476369] ? zone_watermark_ok_safe+0x260/0x260 [ 2049.481219] ? wakeup_kcompactd+0x27/0x540 [ 2049.485459] ? wakeup_kswapd+0x3cb/0x660 [ 2049.489527] ? __zone_watermark_ok+0x300/0x300 [ 2049.494108] ? wake_all_kswapds+0x143/0x2c0 [ 2049.498425] __alloc_pages_nodemask+0x232f/0x2890 [ 2049.503276] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2049.508114] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2049.512982] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2049.517823] ? console_unlock+0xf35/0x1110 [ 2049.522052] ? netconsole_netdev_event+0x280/0x280 [ 2049.526971] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2049.531541] ? check_preemption_disabled+0x41/0x280 [ 2049.536546] ? ____cache_alloc_node+0x156/0x1d0 [ 2049.541207] cache_grow_begin+0xa4/0x8a0 [ 2049.545262] fallback_alloc+0x213/0x2e0 [ 2049.549228] kmem_cache_alloc_node+0xe3/0x3b0 [ 2049.553718] __alloc_skb+0x71/0x560 [ 2049.557342] new_skb+0x24/0x1c0 [ 2049.560610] aoecmd_cfg+0x191/0x5e0 [ 2049.564231] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2049.568549] ? round_jiffies_up_relative+0xd0/0xd0 [ 2049.573500] call_timer_fn+0x177/0x700 [ 2049.577394] ? aoedev_exit+0x50/0x50 [ 2049.581097] ? process_timeout+0x40/0x40 [ 2049.585149] ? _raw_spin_unlock_irq+0x24/0x80 [ 2049.589633] ? aoedev_exit+0x50/0x50 [ 2049.593343] ? aoedev_exit+0x50/0x50 [ 2049.597046] expire_timers+0x243/0x4e0 [ 2049.600926] run_timer_softirq+0x21c/0x670 [ 2049.605238] ? expire_timers+0x4e0/0x4e0 [ 2049.609310] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2049.614409] ? mac80211_hwsim_beacon+0x150/0x190 [ 2049.619156] ? check_preemption_disabled+0x41/0x280 [ 2049.624168] __do_softirq+0x265/0x980 [ 2049.627978] ? __local_bh_enable_ip+0x270/0x270 [ 2049.632637] run_ksoftirqd+0x57/0x110 [ 2049.636439] smpboot_thread_fn+0x655/0x9e0 [ 2049.640663] ? __kthread_parkme+0x4c/0x1e0 [ 2049.644887] ? sort_range+0x30/0x30 [ 2049.648503] ? __kthread_parkme+0x133/0x1e0 [ 2049.652812] ? sort_range+0x30/0x30 [ 2049.656430] kthread+0x33f/0x460 [ 2049.659784] ? kthread_park+0x180/0x180 [ 2049.663748] ret_from_fork+0x24/0x30 [ 2049.667461] warn_alloc_show_mem: 1 callbacks suppressed [ 2049.667470] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2049.667472] Mem-Info: [ 2049.667496] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2049.667496] active_file:13 inactive_file:13 isolated_file:0 [ 2049.667496] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2049.667496] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2049.667496] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2049.667496] free:11077 free_pcp:541 free_cma:0 [ 2049.672837] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2049.680190] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2049.682575] Call Trace: [ 2049.716071] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2049.725396] [ 2049.753217] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2049.755793] dump_stack+0x1fc/0x2ef [ 2049.781523] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2049.783674] warn_alloc.cold+0x7b/0x18f [ 2049.809771] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2049.813389] ? zone_watermark_ok_safe+0x260/0x260 [ 2049.818372] lowmem_reserve[]: 0 0 1 1 1 [ 2049.822336] ? wakeup_kcompactd+0x27/0x540 [ 2049.851280] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2049.856118] ? wakeup_kswapd+0x3cb/0x660 [ 2049.860056] lowmem_reserve[]: 0 0 0 0 0 [ 2049.864279] ? __zone_watermark_ok+0x300/0x300 [ 2049.890094] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2049.894145] ? wake_all_kswapds+0x143/0x2c0 [ 2049.898084] lowmem_reserve[]: 0 0 0 0 0 [ 2049.902663] __alloc_pages_nodemask+0x232f/0x2890 [ 2049.930314] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2049.934658] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2049.938594] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2049.943434] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2049.956253] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2049.961089] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2049.975722] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2049.980559] ? mark_held_locks+0xf0/0xf0 [ 2049.991537] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2049.996368] ? static_obj+0x50/0x50 [ 2050.011277] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2050.015322] ? ____cache_alloc_node+0x156/0x1d0 [ 2050.024131] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2050.027742] cache_grow_begin+0xa4/0x8a0 [ 2050.036293] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2050.040965] fallback_alloc+0x213/0x2e0 [ 2050.049766] 28277 total pagecache pages [ 2050.053816] kmem_cache_alloc_node+0xe3/0x3b0 [ 2050.062381] 0 pages in swap cache [ 2050.066346] __alloc_skb+0x71/0x560 [ 2050.070287] Swap cache stats: add 0, delete 0, find 0/0 [ 2050.074774] __netdev_alloc_skb+0x76/0x460 [ 2050.078193] Free swap = 0kB [ 2050.081808] send_hsr_supervision_frame+0x107/0xf70 [ 2050.087133] Total swap = 0kB [ 2050.087141] 2097051 pages RAM [ 2050.091362] ? lock_acquire+0x170/0x3c0 [ 2050.094349] 0 pages HighMem/MovableOnly [ 2050.099352] ? check_preemption_disabled+0x41/0x280 [ 2050.102336] 369649 pages reserved [ 2050.105427] hsr_announce+0x125/0x3a0 [ 2050.109368] 0 pages cma reserved [ 2050.113341] call_timer_fn+0x177/0x700 [ 2050.118384] aoe: skb alloc failure [ 2050.121780] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2050.125600] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2050.128904] ? process_timeout+0x40/0x40 [ 2050.132762] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2050.136290] ? mark_held_locks+0xa6/0xf0 [ 2050.164661] ? _raw_spin_unlock_irq+0x24/0x80 [ 2050.169147] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2050.174330] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2050.179509] expire_timers+0x243/0x4e0 [ 2050.183391] run_timer_softirq+0x21c/0x670 [ 2050.187815] ? expire_timers+0x4e0/0x4e0 [ 2050.191902] ? check_preemption_disabled+0x41/0x280 [ 2050.196920] __do_softirq+0x265/0x980 [ 2050.200738] irq_exit+0x215/0x260 [ 2050.204225] smp_apic_timer_interrupt+0x136/0x550 [ 2050.209097] apic_timer_interrupt+0xf/0x20 [ 2050.213328] [ 2050.215563] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2050.221360] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2050.240363] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2050.248063] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2050.255323] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2050.262591] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2050.269935] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2050.277191] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2050.284467] ? list_lru_count_one+0x41/0x360 [ 2050.288885] list_lru_count_one+0x41/0x360 [ 2050.293135] super_cache_count+0x1b4/0x2e0 [ 2050.297365] ? f2fs_shrink_count+0x217/0x2a0 [ 2050.301779] do_shrink_slab+0x10b/0xa40 [ 2050.305758] shrink_slab+0x16f/0x550 [ 2050.309467] ? do_shrink_slab+0xa40/0xa40 [ 2050.313611] shrink_node.isra.0+0x2d3/0x1300 [ 2050.318021] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2050.322856] ? queue_work_on+0x11a/0x1f0 [ 2050.326922] ? vmpressure+0x28a/0x320 [ 2050.330729] do_try_to_free_pages+0x38e/0xfe0 [ 2050.335328] ? node_reclaim+0x850/0x850 [ 2050.339310] try_to_free_pages+0x27f/0x7c0 [ 2050.343564] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2050.348233] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2050.353247] __alloc_pages_nodemask+0xcc8/0x2890 [ 2050.358009] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2050.362878] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2050.367743] ? finish_task_switch+0x146/0x760 [ 2050.372246] ? mark_held_locks+0xa6/0xf0 [ 2050.376315] ? ____cache_alloc_node+0x156/0x1d0 [ 2050.381014] ? cache_grow_begin+0x64/0x8a0 [ 2050.385253] cache_grow_begin+0xa4/0x8a0 [ 2050.389313] fallback_alloc+0x213/0x2e0 [ 2050.393286] kmem_cache_alloc_trace+0x1f1/0x380 [ 2050.397951] do_syslog.part.0+0x24f/0x1510 [ 2050.402181] ? console_trylock+0x90/0x90 [ 2050.406249] ? wait_woken+0x250/0x250 [ 2050.410044] ? security_syslog+0x73/0x90 [ 2050.414097] do_syslog+0x49/0x60 [ 2050.417458] kmsg_read+0x8a/0xb0 [ 2050.420814] ? kmsg_poll+0xb0/0xb0 [ 2050.424342] proc_reg_read+0x1bd/0x2d0 [ 2050.428221] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2050.433145] ? lock_acquire+0x170/0x3c0 [ 2050.437107] ? __fdget_pos+0x26f/0x310 [ 2050.440990] __vfs_read+0xf7/0x750 [ 2050.444520] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2050.449441] ? __se_sys_copy_file_range+0x410/0x410 [ 2050.454448] ? fsnotify_first_mark+0x200/0x200 [ 2050.459110] ? mutex_trylock+0x1a0/0x1a0 [ 2050.463168] ? security_file_permission+0x1c0/0x220 [ 2050.468179] vfs_read+0x194/0x3c0 [ 2050.471626] ksys_read+0x12b/0x2a0 [ 2050.475168] ? kernel_write+0x110/0x110 [ 2050.479139] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2050.484153] ? do_syscall_64+0x21/0x620 [ 2050.488117] do_syscall_64+0xf9/0x620 [ 2050.491911] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2050.497090] RIP: 0033:0x7f32b454c22d [ 2050.500795] Code: Bad RIP value. [ 2050.504145] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2050.511928] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2050.519197] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2050.526455] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2050.533718] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2050.540978] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2050.548260] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2050.548441] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2050.555533] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2050.565663] in:imklog cpuset=/ mems_allowed=0-1 [ 2050.575012] Call Trace: [ 2050.582231] dump_stack+0x1fc/0x2ef [ 2050.585855] warn_alloc.cold+0x7b/0x18f [ 2050.589825] ? zone_watermark_ok_safe+0x260/0x260 [ 2050.594673] ? wakeup_kcompactd+0x27/0x540 [ 2050.598914] ? wakeup_kswapd+0x3cb/0x660 [ 2050.602968] ? __zone_watermark_ok+0x300/0x300 [ 2050.607554] ? wake_all_kswapds+0x143/0x2c0 [ 2050.611870] __alloc_pages_nodemask+0x232f/0x2890 [ 2050.616718] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2050.621547] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2050.626382] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2050.631215] ? retint_kernel+0x2d/0x2d [ 2050.635102] ? console_unlock+0xf67/0x1110 [ 2050.639325] ? console_unlock+0xf6e/0x1110 [ 2050.643549] ? check_preemption_disabled+0x41/0x280 [ 2050.648556] ? ____cache_alloc_node+0x156/0x1d0 [ 2050.653233] cache_grow_begin+0xa4/0x8a0 [ 2050.657289] fallback_alloc+0x213/0x2e0 [ 2050.661265] kmem_cache_alloc_node+0xe3/0x3b0 [ 2050.665764] __alloc_skb+0x71/0x560 [ 2050.669384] new_skb+0x24/0x1c0 [ 2050.672669] aoecmd_cfg+0x191/0x5e0 [ 2050.676286] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2050.680601] ? round_jiffies_up_relative+0xd0/0xd0 [ 2050.685527] call_timer_fn+0x177/0x700 [ 2050.689403] ? aoedev_exit+0x50/0x50 [ 2050.693107] ? process_timeout+0x40/0x40 [ 2050.697162] ? _raw_spin_unlock_irq+0x24/0x80 [ 2050.701643] ? aoedev_exit+0x50/0x50 [ 2050.705346] ? aoedev_exit+0x50/0x50 [ 2050.709050] expire_timers+0x243/0x4e0 [ 2050.712931] run_timer_softirq+0x21c/0x670 [ 2050.717158] ? expire_timers+0x4e0/0x4e0 [ 2050.721211] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2050.726305] ? mac80211_hwsim_beacon+0x150/0x190 [ 2050.731054] ? check_preemption_disabled+0x41/0x280 [ 2050.736065] __do_softirq+0x265/0x980 [ 2050.739864] ? __local_bh_enable_ip+0x270/0x270 [ 2050.744522] run_ksoftirqd+0x57/0x110 [ 2050.748316] smpboot_thread_fn+0x655/0x9e0 [ 2050.752537] ? __kthread_parkme+0x4c/0x1e0 [ 2050.756761] ? sort_range+0x30/0x30 [ 2050.760377] ? __kthread_parkme+0x133/0x1e0 [ 2050.764688] ? sort_range+0x30/0x30 [ 2050.768313] kthread+0x33f/0x460 [ 2050.771666] ? kthread_park+0x180/0x180 [ 2050.775633] ret_from_fork+0x24/0x30 [ 2050.779352] warn_alloc_show_mem: 1 callbacks suppressed [ 2050.779361] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2050.779363] Mem-Info: [ 2050.779388] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2050.779388] active_file:13 inactive_file:13 isolated_file:0 [ 2050.779388] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2050.779388] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2050.779388] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2050.779388] free:11077 free_pcp:541 free_cma:0 [ 2050.784726] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2050.792251] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2050.794639] Call Trace: [ 2050.828036] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2050.837451] [ 2050.865359] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2050.867939] dump_stack+0x1fc/0x2ef [ 2050.893591] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2050.895740] warn_alloc.cold+0x7b/0x18f [ 2050.921818] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2050.925439] ? zone_watermark_ok_safe+0x260/0x260 [ 2050.930428] lowmem_reserve[]: 0 0 1 1 1 [ 2050.934404] ? wakeup_kcompactd+0x27/0x540 [ 2050.963361] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2050.968203] ? wakeup_kswapd+0x3cb/0x660 [ 2050.972138] lowmem_reserve[]: 0 0 0 0 0 [ 2050.976460] ? __zone_watermark_ok+0x300/0x300 [ 2051.002278] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2051.006330] ? wake_all_kswapds+0x143/0x2c0 [ 2051.010275] lowmem_reserve[]: 0 0 0 0 0 [ 2051.014853] __alloc_pages_nodemask+0x232f/0x2890 [ 2051.042492] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2051.046820] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2051.050751] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2051.055583] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2051.068382] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2051.073214] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2051.087590] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2051.092438] ? mark_held_locks+0xf0/0xf0 [ 2051.103411] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2051.108239] ? static_obj+0x50/0x50 [ 2051.123382] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2051.127426] ? ____cache_alloc_node+0x156/0x1d0 [ 2051.136323] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2051.139939] cache_grow_begin+0xa4/0x8a0 [ 2051.148487] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2051.153155] fallback_alloc+0x213/0x2e0 [ 2051.161958] 28277 total pagecache pages [ 2051.166031] kmem_cache_alloc_node+0xe3/0x3b0 [ 2051.174590] 0 pages in swap cache [ 2051.178553] __alloc_skb+0x71/0x560 [ 2051.182499] Swap cache stats: add 0, delete 0, find 0/0 [ 2051.186979] __netdev_alloc_skb+0x76/0x460 [ 2051.190399] Free swap = 0kB [ 2051.194031] send_hsr_supervision_frame+0x107/0xf70 [ 2051.199361] Total swap = 0kB [ 2051.203583] ? lock_acquire+0x170/0x3c0 [ 2051.206569] 2097051 pages RAM [ 2051.211571] ? check_preemption_disabled+0x41/0x280 [ 2051.214572] 0 pages HighMem/MovableOnly [ 2051.218532] hsr_announce+0x125/0x3a0 [ 2051.221606] 369649 pages reserved [ 2051.226609] call_timer_fn+0x177/0x700 [ 2051.230554] 0 pages cma reserved [ 2051.234340] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2051.237829] aoe: skb alloc failure [ 2051.241635] ? process_timeout+0x40/0x40 [ 2051.245017] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2051.250146] ? mark_held_locks+0xa6/0xf0 [ 2051.253661] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2051.257707] ? _raw_spin_unlock_irq+0x24/0x80 [ 2051.281343] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2051.286525] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2051.291707] expire_timers+0x243/0x4e0 [ 2051.295588] run_timer_softirq+0x21c/0x670 [ 2051.299816] ? expire_timers+0x4e0/0x4e0 [ 2051.303870] ? check_preemption_disabled+0x41/0x280 [ 2051.308883] __do_softirq+0x265/0x980 [ 2051.312681] irq_exit+0x215/0x260 [ 2051.316122] smp_apic_timer_interrupt+0x136/0x550 [ 2051.320963] apic_timer_interrupt+0xf/0x20 [ 2051.325180] [ 2051.327422] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2051.332865] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2051.351772] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2051.359475] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2051.366746] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2051.374015] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2051.381271] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2051.388527] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2051.395816] ? list_lru_count_one+0x41/0x360 [ 2051.400218] list_lru_count_one+0x41/0x360 [ 2051.404448] super_cache_count+0x1b4/0x2e0 [ 2051.408673] ? f2fs_shrink_count+0x217/0x2a0 [ 2051.413078] do_shrink_slab+0x10b/0xa40 [ 2051.417069] shrink_slab+0x16f/0x550 [ 2051.420774] ? do_shrink_slab+0xa40/0xa40 [ 2051.424921] shrink_node.isra.0+0x2d3/0x1300 [ 2051.429327] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2051.434156] ? queue_work_on+0x11a/0x1f0 [ 2051.438209] ? vmpressure+0x28a/0x320 [ 2051.442005] do_try_to_free_pages+0x38e/0xfe0 [ 2051.446499] ? node_reclaim+0x850/0x850 [ 2051.450469] try_to_free_pages+0x27f/0x7c0 [ 2051.454693] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2051.459371] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2051.464595] __alloc_pages_nodemask+0xcc8/0x2890 [ 2051.469384] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2051.474227] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2051.479060] ? finish_task_switch+0x146/0x760 [ 2051.483570] ? mark_held_locks+0xa6/0xf0 [ 2051.487618] ? ____cache_alloc_node+0x156/0x1d0 [ 2051.492278] ? cache_grow_begin+0x64/0x8a0 [ 2051.496503] cache_grow_begin+0xa4/0x8a0 [ 2051.500578] fallback_alloc+0x213/0x2e0 [ 2051.504561] kmem_cache_alloc_trace+0x1f1/0x380 [ 2051.509249] do_syslog.part.0+0x24f/0x1510 [ 2051.513478] ? console_trylock+0x90/0x90 [ 2051.517526] ? wait_woken+0x250/0x250 [ 2051.521318] ? security_syslog+0x73/0x90 [ 2051.525376] do_syslog+0x49/0x60 [ 2051.528732] kmsg_read+0x8a/0xb0 [ 2051.532086] ? kmsg_poll+0xb0/0xb0 [ 2051.535612] proc_reg_read+0x1bd/0x2d0 [ 2051.539504] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2051.544425] ? lock_acquire+0x170/0x3c0 [ 2051.548395] ? __fdget_pos+0x26f/0x310 [ 2051.552273] __vfs_read+0xf7/0x750 [ 2051.555800] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2051.560722] ? __se_sys_copy_file_range+0x410/0x410 [ 2051.565727] ? fsnotify_first_mark+0x200/0x200 [ 2051.570302] ? mutex_trylock+0x1a0/0x1a0 [ 2051.574358] ? security_file_permission+0x1c0/0x220 [ 2051.579367] vfs_read+0x194/0x3c0 [ 2051.582814] ksys_read+0x12b/0x2a0 [ 2051.586360] ? kernel_write+0x110/0x110 [ 2051.590326] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2051.595332] ? do_syscall_64+0x21/0x620 [ 2051.599296] do_syscall_64+0xf9/0x620 [ 2051.603090] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2051.608269] RIP: 0033:0x7f32b454c22d [ 2051.611979] Code: Bad RIP value. [ 2051.615331] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2051.623042] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2051.630302] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2051.637557] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2051.644814] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2051.652075] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2051.659438] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2051.659558] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2051.666715] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2051.676831] in:imklog cpuset=/ mems_allowed=0-1 [ 2051.686170] Call Trace: [ 2051.693396] dump_stack+0x1fc/0x2ef [ 2051.697024] warn_alloc.cold+0x7b/0x18f [ 2051.700991] ? zone_watermark_ok_safe+0x260/0x260 [ 2051.705826] ? wakeup_kcompactd+0x27/0x540 [ 2051.710053] ? wakeup_kswapd+0x3cb/0x660 [ 2051.714105] ? __zone_watermark_ok+0x300/0x300 [ 2051.718700] ? wake_all_kswapds+0x143/0x2c0 [ 2051.723038] __alloc_pages_nodemask+0x232f/0x2890 [ 2051.727883] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2051.732730] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2051.737562] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2051.742393] ? retint_kernel+0x2d/0x2d [ 2051.746276] ? console_unlock+0xf67/0x1110 [ 2051.750498] ? console_unlock+0xf6e/0x1110 [ 2051.754723] ? check_preemption_disabled+0x41/0x280 [ 2051.759736] ? ____cache_alloc_node+0x156/0x1d0 [ 2051.764399] cache_grow_begin+0xa4/0x8a0 [ 2051.768453] fallback_alloc+0x213/0x2e0 [ 2051.772421] kmem_cache_alloc_node+0xe3/0x3b0 [ 2051.776933] __alloc_skb+0x71/0x560 [ 2051.780551] new_skb+0x24/0x1c0 [ 2051.783820] aoecmd_cfg+0x191/0x5e0 [ 2051.787438] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2051.791782] ? round_jiffies_up_relative+0xd0/0xd0 [ 2051.796708] call_timer_fn+0x177/0x700 [ 2051.800580] ? aoedev_exit+0x50/0x50 [ 2051.804284] ? process_timeout+0x40/0x40 [ 2051.808336] ? _raw_spin_unlock_irq+0x24/0x80 [ 2051.812816] ? aoedev_exit+0x50/0x50 [ 2051.816517] ? aoedev_exit+0x50/0x50 [ 2051.820222] expire_timers+0x243/0x4e0 [ 2051.824105] run_timer_softirq+0x21c/0x670 [ 2051.828338] ? expire_timers+0x4e0/0x4e0 [ 2051.832392] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2051.837493] ? mac80211_hwsim_beacon+0x150/0x190 [ 2051.842240] ? check_preemption_disabled+0x41/0x280 [ 2051.847250] __do_softirq+0x265/0x980 [ 2051.851048] ? __local_bh_enable_ip+0x270/0x270 [ 2051.855705] run_ksoftirqd+0x57/0x110 [ 2051.859496] smpboot_thread_fn+0x655/0x9e0 [ 2051.863807] ? __kthread_parkme+0x4c/0x1e0 [ 2051.868033] ? sort_range+0x30/0x30 [ 2051.871647] ? __kthread_parkme+0x133/0x1e0 [ 2051.876148] ? sort_range+0x30/0x30 [ 2051.879770] kthread+0x33f/0x460 [ 2051.883126] ? kthread_park+0x180/0x180 [ 2051.887110] ret_from_fork+0x24/0x30 [ 2051.890820] warn_alloc_show_mem: 1 callbacks suppressed [ 2051.890830] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2051.890832] Mem-Info: [ 2051.890857] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2051.890857] active_file:13 inactive_file:13 isolated_file:0 [ 2051.890857] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2051.890857] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2051.890857] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2051.890857] free:11077 free_pcp:541 free_cma:0 [ 2051.896201] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2051.903567] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2051.905977] Call Trace: [ 2051.939560] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2051.948898] [ 2051.976808] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2051.979404] dump_stack+0x1fc/0x2ef [ 2052.005040] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2052.007194] warn_alloc.cold+0x7b/0x18f [ 2052.033287] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2052.036921] ? zone_watermark_ok_safe+0x260/0x260 [ 2052.041997] lowmem_reserve[]: 0 0 1 1 1 [ 2052.045959] ? wakeup_kcompactd+0x27/0x540 [ 2052.074904] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2052.079739] ? wakeup_kswapd+0x3cb/0x660 [ 2052.083692] lowmem_reserve[]: 0 0 0 0 0 [ 2052.087919] ? __zone_watermark_ok+0x300/0x300 [ 2052.113739] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2052.117800] ? wake_all_kswapds+0x143/0x2c0 [ 2052.121741] lowmem_reserve[]: 0 0 0 0 0 [ 2052.126317] __alloc_pages_nodemask+0x232f/0x2890 [ 2052.153968] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2052.158295] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2052.162238] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2052.167071] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2052.179911] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2052.184759] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2052.199130] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2052.203971] ? mark_held_locks+0xf0/0xf0 [ 2052.214947] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2052.219779] ? mark_held_locks+0xf0/0xf0 [ 2052.234767] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2052.238821] ? ____cache_alloc_node+0x156/0x1d0 [ 2052.247628] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2052.251672] cache_grow_begin+0xa4/0x8a0 [ 2052.260562] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2052.260570] 28277 total pagecache pages [ 2052.265229] fallback_alloc+0x213/0x2e0 [ 2052.274046] 0 pages in swap cache [ 2052.278108] kmem_cache_alloc_node+0xe3/0x3b0 [ 2052.286646] Swap cache stats: add 0, delete 0, find 0/0 [ 2052.286654] Free swap = 0kB [ 2052.290615] __alloc_skb+0x71/0x560 [ 2052.294556] Total swap = 0kB [ 2052.294565] 2097051 pages RAM [ 2052.298013] __pskb_copy_fclone+0x10c/0xcc0 [ 2052.302474] 0 pages HighMem/MovableOnly [ 2052.302482] 369649 pages reserved [ 2052.307850] ? check_preemption_disabled+0x41/0x280 [ 2052.310838] 0 pages cma reserved [ 2052.314454] tipc_udp_send_msg+0x302/0x490 [ 2052.317511] aoe: skb alloc failure [ 2052.320541] tipc_bearer_xmit_skb+0x15b/0x330 [ 2052.324895] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2052.328807] tipc_disc_timeout+0x855/0xc90 [ 2052.332245] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2052.337248] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2052.376724] ? lock_downgrade+0x720/0x720 [ 2052.380878] ? assoc_array_delete+0x283/0xc10 [ 2052.385373] call_timer_fn+0x177/0x700 [ 2052.389249] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2052.393735] ? process_timeout+0x40/0x40 [ 2052.397788] ? mark_held_locks+0xa6/0xf0 [ 2052.401841] ? _raw_spin_unlock_irq+0x24/0x80 [ 2052.406327] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2052.410816] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2052.415301] expire_timers+0x243/0x4e0 [ 2052.419181] run_timer_softirq+0x21c/0x670 [ 2052.423405] ? expire_timers+0x4e0/0x4e0 [ 2052.427461] ? check_preemption_disabled+0x41/0x280 [ 2052.432470] __do_softirq+0x265/0x980 [ 2052.436281] irq_exit+0x215/0x260 [ 2052.439739] smp_apic_timer_interrupt+0x136/0x550 [ 2052.444589] apic_timer_interrupt+0xf/0x20 [ 2052.448812] [ 2052.451041] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2052.456485] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2052.475373] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2052.483070] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2052.490325] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2052.497584] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2052.504842] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2052.512097] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2052.519366] ? list_lru_count_one+0x41/0x360 [ 2052.523766] list_lru_count_one+0x41/0x360 [ 2052.527993] super_cache_count+0x1b4/0x2e0 [ 2052.532232] ? f2fs_shrink_count+0x217/0x2a0 [ 2052.536656] do_shrink_slab+0x10b/0xa40 [ 2052.540625] shrink_slab+0x16f/0x550 [ 2052.544332] ? do_shrink_slab+0xa40/0xa40 [ 2052.548477] shrink_node.isra.0+0x2d3/0x1300 [ 2052.552885] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2052.557716] ? queue_work_on+0x11a/0x1f0 [ 2052.561769] ? vmpressure+0x28a/0x320 [ 2052.565568] do_try_to_free_pages+0x38e/0xfe0 [ 2052.570077] ? node_reclaim+0x850/0x850 [ 2052.574054] try_to_free_pages+0x27f/0x7c0 [ 2052.578279] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2052.582946] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2052.588399] __alloc_pages_nodemask+0xcc8/0x2890 [ 2052.593158] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2052.597989] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2052.602911] ? finish_task_switch+0x146/0x760 [ 2052.607407] ? mark_held_locks+0xa6/0xf0 [ 2052.611477] ? ____cache_alloc_node+0x156/0x1d0 [ 2052.616134] ? cache_grow_begin+0x64/0x8a0 [ 2052.620363] cache_grow_begin+0xa4/0x8a0 [ 2052.624421] fallback_alloc+0x213/0x2e0 [ 2052.628391] kmem_cache_alloc_trace+0x1f1/0x380 [ 2052.633052] do_syslog.part.0+0x24f/0x1510 [ 2052.637281] ? console_trylock+0x90/0x90 [ 2052.641334] ? wait_woken+0x250/0x250 [ 2052.645127] ? security_syslog+0x73/0x90 [ 2052.649180] do_syslog+0x49/0x60 [ 2052.652536] kmsg_read+0x8a/0xb0 [ 2052.655892] ? kmsg_poll+0xb0/0xb0 [ 2052.659421] proc_reg_read+0x1bd/0x2d0 [ 2052.663303] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2052.668224] ? lock_acquire+0x170/0x3c0 [ 2052.672186] ? __fdget_pos+0x26f/0x310 [ 2052.676069] __vfs_read+0xf7/0x750 [ 2052.679597] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2052.684520] ? __se_sys_copy_file_range+0x410/0x410 [ 2052.689529] ? fsnotify_first_mark+0x200/0x200 [ 2052.694103] ? mutex_trylock+0x1a0/0x1a0 [ 2052.698164] ? security_file_permission+0x1c0/0x220 [ 2052.703176] vfs_read+0x194/0x3c0 [ 2052.706623] ksys_read+0x12b/0x2a0 [ 2052.710156] ? kernel_write+0x110/0x110 [ 2052.714123] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2052.719128] ? do_syscall_64+0x21/0x620 [ 2052.723092] do_syscall_64+0xf9/0x620 [ 2052.726887] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2052.732066] RIP: 0033:0x7f32b454c22d [ 2052.735773] Code: Bad RIP value. [ 2052.739124] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2052.746817] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2052.754077] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2052.761334] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2052.768594] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2052.775854] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2052.783135] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2052.783235] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2052.790499] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2052.800629] in:imklog cpuset=/ mems_allowed=0-1 [ 2052.809977] Call Trace: [ 2052.817199] dump_stack+0x1fc/0x2ef [ 2052.820820] warn_alloc.cold+0x7b/0x18f [ 2052.824809] ? zone_watermark_ok_safe+0x260/0x260 [ 2052.829641] ? wakeup_kcompactd+0x27/0x540 [ 2052.833868] ? wakeup_kswapd+0x3cb/0x660 [ 2052.837919] ? __zone_watermark_ok+0x300/0x300 [ 2052.842493] ? wake_all_kswapds+0x143/0x2c0 [ 2052.846825] __alloc_pages_nodemask+0x232f/0x2890 [ 2052.851672] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2052.856503] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2052.861353] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2052.866184] ? retint_kernel+0x2d/0x2d [ 2052.870068] ? console_unlock+0xf67/0x1110 [ 2052.874309] ? console_unlock+0xf6e/0x1110 [ 2052.878538] ? check_preemption_disabled+0x41/0x280 [ 2052.883545] ? ____cache_alloc_node+0x156/0x1d0 [ 2052.888214] cache_grow_begin+0xa4/0x8a0 [ 2052.892284] fallback_alloc+0x213/0x2e0 [ 2052.896256] kmem_cache_alloc_node+0xe3/0x3b0 [ 2052.900766] __alloc_skb+0x71/0x560 [ 2052.904386] new_skb+0x24/0x1c0 [ 2052.907655] aoecmd_cfg+0x191/0x5e0 [ 2052.911271] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2052.915588] ? round_jiffies_up_relative+0xd0/0xd0 [ 2052.920515] call_timer_fn+0x177/0x700 [ 2052.924389] ? aoedev_exit+0x50/0x50 [ 2052.928094] ? process_timeout+0x40/0x40 [ 2052.932153] ? _raw_spin_unlock_irq+0x24/0x80 [ 2052.936636] ? aoedev_exit+0x50/0x50 [ 2052.940342] ? aoedev_exit+0x50/0x50 [ 2052.944046] expire_timers+0x243/0x4e0 [ 2052.947934] run_timer_softirq+0x21c/0x670 [ 2052.952161] ? expire_timers+0x4e0/0x4e0 [ 2052.956212] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2052.961308] ? mac80211_hwsim_beacon+0x150/0x190 [ 2052.966055] ? check_preemption_disabled+0x41/0x280 [ 2052.971063] __do_softirq+0x265/0x980 [ 2052.974882] ? __local_bh_enable_ip+0x270/0x270 [ 2052.979540] run_ksoftirqd+0x57/0x110 [ 2052.983333] smpboot_thread_fn+0x655/0x9e0 [ 2052.987556] ? __kthread_parkme+0x4c/0x1e0 [ 2052.991869] ? sort_range+0x30/0x30 [ 2052.995484] ? __kthread_parkme+0x133/0x1e0 [ 2052.999795] ? sort_range+0x30/0x30 [ 2053.003410] kthread+0x33f/0x460 [ 2053.006776] ? kthread_park+0x180/0x180 [ 2053.010740] ret_from_fork+0x24/0x30 [ 2053.014450] warn_alloc_show_mem: 1 callbacks suppressed [ 2053.014459] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2053.014461] Mem-Info: [ 2053.014486] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2053.014486] active_file:13 inactive_file:13 isolated_file:0 [ 2053.014486] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2053.014486] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2053.014486] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2053.014486] free:11077 free_pcp:541 free_cma:0 [ 2053.019827] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2053.027190] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2053.029576] Call Trace: [ 2053.062974] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2053.072302] [ 2053.100130] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2053.102755] dump_stack+0x1fc/0x2ef [ 2053.128496] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2053.130660] warn_alloc.cold+0x7b/0x18f [ 2053.156770] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2053.160395] ? zone_watermark_ok_safe+0x260/0x260 [ 2053.165373] lowmem_reserve[]: 0 0 1 1 1 [ 2053.169334] ? wakeup_kcompactd+0x27/0x540 [ 2053.198278] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2053.203112] ? wakeup_kswapd+0x3cb/0x660 [ 2053.207053] lowmem_reserve[]: 0 0 0 0 0 [ 2053.211275] ? __zone_watermark_ok+0x300/0x300 [ 2053.237097] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2053.241149] ? wake_all_kswapds+0x143/0x2c0 [ 2053.245088] lowmem_reserve[]: 0 0 0 0 0 [ 2053.249661] __alloc_pages_nodemask+0x232f/0x2890 [ 2053.277387] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2053.281731] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2053.285676] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2053.290506] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2053.303315] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2053.308150] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2053.322506] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2053.327338] ? retint_kernel+0x2d/0x2d [ 2053.338328] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2053.343157] ? __alloc_skb+0x71/0x560 [ 2053.358037] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2053.361905] ? static_obj+0x50/0x50 [ 2053.370795] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2053.374576] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 2053.383125] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2053.386753] ? ____cache_alloc_node+0x156/0x1d0 [ 2053.395558] 28277 total pagecache pages [ 2053.400559] cache_grow_begin+0xa4/0x8a0 [ 2053.409106] 0 pages in swap cache [ 2053.413762] fallback_alloc+0x213/0x2e0 [ 2053.417719] Swap cache stats: add 0, delete 0, find 0/0 [ 2053.421777] kmem_cache_alloc_node+0xe3/0x3b0 [ 2053.425202] Free swap = 0kB [ 2053.429163] __alloc_skb+0x71/0x560 [ 2053.434496] Total swap = 0kB [ 2053.438993] __netdev_alloc_skb+0x76/0x460 [ 2053.441980] 2097051 pages RAM [ 2053.445596] send_hsr_supervision_frame+0x107/0xf70 [ 2053.448585] 0 pages HighMem/MovableOnly [ 2053.452802] ? lock_acquire+0x170/0x3c0 [ 2053.455877] 369649 pages reserved [ 2053.460881] ? check_preemption_disabled+0x41/0x280 [ 2053.464824] 0 pages cma reserved [ 2053.468786] hsr_announce+0x125/0x3a0 [ 2053.472270] aoe: skb alloc failure [ 2053.477219] call_timer_fn+0x177/0x700 [ 2053.477232] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2053.477246] ? process_timeout+0x40/0x40 [ 2053.480602] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2053.484383] ? mark_held_locks+0xa6/0xf0 [ 2053.487892] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2053.491785] ? _raw_spin_unlock_irq+0x24/0x80 [ 2053.524615] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2053.529797] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2053.534977] expire_timers+0x243/0x4e0 [ 2053.538860] run_timer_softirq+0x21c/0x670 [ 2053.543086] ? expire_timers+0x4e0/0x4e0 [ 2053.547140] ? check_preemption_disabled+0x41/0x280 [ 2053.552151] __do_softirq+0x265/0x980 [ 2053.555948] irq_exit+0x215/0x260 [ 2053.559392] smp_apic_timer_interrupt+0x136/0x550 [ 2053.564226] apic_timer_interrupt+0xf/0x20 [ 2053.568447] [ 2053.570676] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2053.576117] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2053.595007] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2053.602705] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2053.609961] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2053.617215] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2053.624559] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2053.631814] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2053.639109] ? list_lru_count_one+0x41/0x360 [ 2053.643513] list_lru_count_one+0x41/0x360 [ 2053.647741] super_cache_count+0x1b4/0x2e0 [ 2053.651964] ? f2fs_shrink_count+0x217/0x2a0 [ 2053.656363] do_shrink_slab+0x10b/0xa40 [ 2053.660336] shrink_slab+0x16f/0x550 [ 2053.664043] ? do_shrink_slab+0xa40/0xa40 [ 2053.668194] shrink_node.isra.0+0x2d3/0x1300 [ 2053.672601] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2053.677434] ? queue_work_on+0x11a/0x1f0 [ 2053.681485] ? vmpressure+0x28a/0x320 [ 2053.685278] do_try_to_free_pages+0x38e/0xfe0 [ 2053.689773] ? node_reclaim+0x850/0x850 [ 2053.693744] try_to_free_pages+0x27f/0x7c0 [ 2053.697978] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2053.702656] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2053.707678] __alloc_pages_nodemask+0xcc8/0x2890 [ 2053.712440] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2053.717271] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2053.722103] ? finish_task_switch+0x146/0x760 [ 2053.726612] ? mark_held_locks+0xa6/0xf0 [ 2053.730688] ? ____cache_alloc_node+0x156/0x1d0 [ 2053.735348] ? cache_grow_begin+0x64/0x8a0 [ 2053.739573] cache_grow_begin+0xa4/0x8a0 [ 2053.743645] fallback_alloc+0x213/0x2e0 [ 2053.747615] kmem_cache_alloc_trace+0x1f1/0x380 [ 2053.752282] do_syslog.part.0+0x24f/0x1510 [ 2053.756511] ? console_trylock+0x90/0x90 [ 2053.760565] ? wait_woken+0x250/0x250 [ 2053.764359] ? security_syslog+0x73/0x90 [ 2053.768419] do_syslog+0x49/0x60 [ 2053.771778] kmsg_read+0x8a/0xb0 [ 2053.775138] ? kmsg_poll+0xb0/0xb0 [ 2053.778668] proc_reg_read+0x1bd/0x2d0 [ 2053.782548] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2053.787486] ? lock_acquire+0x170/0x3c0 [ 2053.791449] ? __fdget_pos+0x26f/0x310 [ 2053.795329] __vfs_read+0xf7/0x750 [ 2053.798861] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2053.803785] ? __se_sys_copy_file_range+0x410/0x410 [ 2053.808793] ? fsnotify_first_mark+0x200/0x200 [ 2053.813387] ? mutex_trylock+0x1a0/0x1a0 [ 2053.817449] ? security_file_permission+0x1c0/0x220 [ 2053.822459] vfs_read+0x194/0x3c0 [ 2053.825907] ksys_read+0x12b/0x2a0 [ 2053.829436] ? kernel_write+0x110/0x110 [ 2053.833409] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2053.838417] ? do_syscall_64+0x21/0x620 [ 2053.842383] do_syscall_64+0xf9/0x620 [ 2053.846184] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2053.851366] RIP: 0033:0x7f32b454c22d [ 2053.855105] Code: Bad RIP value. [ 2053.858472] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2053.866167] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2053.873436] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2053.880694] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2053.887953] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2053.895223] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2053.902527] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2053.902728] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2053.909807] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2053.919920] in:imklog cpuset=/ mems_allowed=0-1 [ 2053.929256] Call Trace: [ 2053.936501] dump_stack+0x1fc/0x2ef [ 2053.940135] warn_alloc.cold+0x7b/0x18f [ 2053.944104] ? zone_watermark_ok_safe+0x260/0x260 [ 2053.948951] ? wakeup_kcompactd+0x27/0x540 [ 2053.953178] ? wakeup_kswapd+0x3cb/0x660 [ 2053.957229] ? __zone_watermark_ok+0x300/0x300 [ 2053.961802] ? wake_all_kswapds+0x143/0x2c0 [ 2053.966118] __alloc_pages_nodemask+0x232f/0x2890 [ 2053.970962] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2053.975792] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2053.980624] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2053.985465] ? console_unlock+0xf35/0x1110 [ 2053.989702] ? netconsole_netdev_event+0x280/0x280 [ 2053.994637] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2053.999210] ? check_preemption_disabled+0x41/0x280 [ 2054.004216] ? ____cache_alloc_node+0x156/0x1d0 [ 2054.008874] cache_grow_begin+0xa4/0x8a0 [ 2054.012930] fallback_alloc+0x213/0x2e0 [ 2054.016912] kmem_cache_alloc_node+0xe3/0x3b0 [ 2054.021401] __alloc_skb+0x71/0x560 [ 2054.025020] new_skb+0x24/0x1c0 [ 2054.028289] aoecmd_cfg+0x191/0x5e0 [ 2054.031905] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2054.036222] ? round_jiffies_up_relative+0xd0/0xd0 [ 2054.041146] call_timer_fn+0x177/0x700 [ 2054.045021] ? aoedev_exit+0x50/0x50 [ 2054.048726] ? process_timeout+0x40/0x40 [ 2054.052782] ? _raw_spin_unlock_irq+0x24/0x80 [ 2054.057263] ? aoedev_exit+0x50/0x50 [ 2054.060965] ? aoedev_exit+0x50/0x50 [ 2054.064679] expire_timers+0x243/0x4e0 [ 2054.068580] run_timer_softirq+0x21c/0x670 [ 2054.072805] ? expire_timers+0x4e0/0x4e0 [ 2054.076856] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2054.082047] ? mac80211_hwsim_beacon+0x150/0x190 [ 2054.086798] ? check_preemption_disabled+0x41/0x280 [ 2054.091812] __do_softirq+0x265/0x980 [ 2054.095610] ? __local_bh_enable_ip+0x270/0x270 [ 2054.100268] run_ksoftirqd+0x57/0x110 [ 2054.104057] smpboot_thread_fn+0x655/0x9e0 [ 2054.108278] ? __kthread_parkme+0x4c/0x1e0 [ 2054.112502] ? sort_range+0x30/0x30 [ 2054.116126] ? __kthread_parkme+0x133/0x1e0 [ 2054.120434] ? sort_range+0x30/0x30 [ 2054.124053] kthread+0x33f/0x460 [ 2054.127405] ? kthread_park+0x180/0x180 [ 2054.131389] ret_from_fork+0x24/0x30 [ 2054.135102] warn_alloc_show_mem: 1 callbacks suppressed [ 2054.135111] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2054.135113] Mem-Info: [ 2054.135138] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2054.135138] active_file:13 inactive_file:13 isolated_file:0 [ 2054.135138] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2054.135138] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2054.135138] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2054.135138] free:11077 free_pcp:541 free_cma:0 [ 2054.140488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2054.147842] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2054.150240] Call Trace: [ 2054.183657] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2054.192993] [ 2054.220851] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2054.223455] dump_stack+0x1fc/0x2ef [ 2054.249089] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2054.251244] warn_alloc.cold+0x7b/0x18f [ 2054.277323] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2054.280959] ? zone_watermark_ok_safe+0x260/0x260 [ 2054.285938] lowmem_reserve[]: 0 0 1 1 1 [ 2054.289908] ? wakeup_kcompactd+0x27/0x540 [ 2054.318863] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2054.323700] ? wakeup_kswapd+0x3cb/0x660 [ 2054.327642] lowmem_reserve[]: 0 0 0 0 0 [ 2054.331865] ? __zone_watermark_ok+0x300/0x300 [ 2054.357698] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2054.361762] ? wake_all_kswapds+0x143/0x2c0 [ 2054.365697] lowmem_reserve[]: 0 0 0 0 0 [ 2054.370287] __alloc_pages_nodemask+0x232f/0x2890 [ 2054.397926] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2054.402254] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2054.406180] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2054.411016] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2054.423822] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2054.428667] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2054.443043] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2054.447897] ? mark_held_locks+0xf0/0xf0 [ 2054.458891] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2054.463718] ? static_obj+0x50/0x50 [ 2054.478637] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2054.482700] ? ____cache_alloc_node+0x156/0x1d0 [ 2054.491507] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2054.495120] cache_grow_begin+0xa4/0x8a0 [ 2054.503677] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2054.503685] 28277 total pagecache pages [ 2054.508344] fallback_alloc+0x213/0x2e0 [ 2054.517186] 0 pages in swap cache [ 2054.521239] kmem_cache_alloc_node+0xe3/0x3b0 [ 2054.529782] Swap cache stats: add 0, delete 0, find 0/0 [ 2054.533743] __alloc_skb+0x71/0x560 [ 2054.537692] Free swap = 0kB [ 2054.541134] __netdev_alloc_skb+0x76/0x460 [ 2054.545615] Total swap = 0kB [ 2054.550969] send_hsr_supervision_frame+0x107/0xf70 [ 2054.554563] 2097051 pages RAM [ 2054.557567] ? lock_acquire+0x170/0x3c0 [ 2054.561768] 0 pages HighMem/MovableOnly [ 2054.564789] ? check_preemption_disabled+0x41/0x280 [ 2054.569772] 369649 pages reserved [ 2054.572886] hsr_announce+0x125/0x3a0 [ 2054.576828] 0 pages cma reserved [ 2054.580792] call_timer_fn+0x177/0x700 [ 2054.585843] aoe: skb alloc failure [ 2054.589245] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2054.593037] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2054.596368] ? process_timeout+0x40/0x40 [ 2054.600223] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2054.603751] ? mark_held_locks+0xa6/0xf0 [ 2054.632575] ? _raw_spin_unlock_irq+0x24/0x80 [ 2054.637061] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2054.642241] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2054.647421] expire_timers+0x243/0x4e0 [ 2054.651303] run_timer_softirq+0x21c/0x670 [ 2054.655530] ? expire_timers+0x4e0/0x4e0 [ 2054.659588] ? check_preemption_disabled+0x41/0x280 [ 2054.664597] __do_softirq+0x265/0x980 [ 2054.668393] irq_exit+0x215/0x260 [ 2054.671835] smp_apic_timer_interrupt+0x136/0x550 [ 2054.676673] apic_timer_interrupt+0xf/0x20 [ 2054.680892] [ 2054.683122] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2054.688577] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2054.707468] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2054.715162] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2054.722417] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2054.729675] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2054.736937] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2054.744199] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2054.751471] ? list_lru_count_one+0x41/0x360 [ 2054.755871] list_lru_count_one+0x41/0x360 [ 2054.760098] super_cache_count+0x1b4/0x2e0 [ 2054.764323] ? f2fs_shrink_count+0x217/0x2a0 [ 2054.768723] do_shrink_slab+0x10b/0xa40 [ 2054.772692] shrink_slab+0x16f/0x550 [ 2054.776397] ? do_shrink_slab+0xa40/0xa40 [ 2054.780539] shrink_node.isra.0+0x2d3/0x1300 [ 2054.784948] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2054.789779] ? queue_work_on+0x11a/0x1f0 [ 2054.793838] ? vmpressure+0x28a/0x320 [ 2054.797634] do_try_to_free_pages+0x38e/0xfe0 [ 2054.802126] ? node_reclaim+0x850/0x850 [ 2054.806097] try_to_free_pages+0x27f/0x7c0 [ 2054.810323] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2054.814991] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2054.820003] __alloc_pages_nodemask+0xcc8/0x2890 [ 2054.824763] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2054.829615] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2054.834450] ? finish_task_switch+0x146/0x760 [ 2054.838960] ? mark_held_locks+0xa6/0xf0 [ 2054.843010] ? ____cache_alloc_node+0x156/0x1d0 [ 2054.847665] ? cache_grow_begin+0x64/0x8a0 [ 2054.851893] cache_grow_begin+0xa4/0x8a0 [ 2054.855950] fallback_alloc+0x213/0x2e0 [ 2054.859932] kmem_cache_alloc_trace+0x1f1/0x380 [ 2054.864595] do_syslog.part.0+0x24f/0x1510 [ 2054.868841] ? console_trylock+0x90/0x90 [ 2054.872906] ? wait_woken+0x250/0x250 [ 2054.876702] ? security_syslog+0x73/0x90 [ 2054.880753] do_syslog+0x49/0x60 [ 2054.884111] kmsg_read+0x8a/0xb0 [ 2054.887481] ? kmsg_poll+0xb0/0xb0 [ 2054.891011] proc_reg_read+0x1bd/0x2d0 [ 2054.894891] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2054.899810] ? lock_acquire+0x170/0x3c0 [ 2054.903794] ? __fdget_pos+0x26f/0x310 [ 2054.907675] __vfs_read+0xf7/0x750 [ 2054.911211] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2054.916320] ? __se_sys_copy_file_range+0x410/0x410 [ 2054.921331] ? fsnotify_first_mark+0x200/0x200 [ 2054.925904] ? mutex_trylock+0x1a0/0x1a0 [ 2054.929962] ? security_file_permission+0x1c0/0x220 [ 2054.934992] vfs_read+0x194/0x3c0 [ 2054.938442] ksys_read+0x12b/0x2a0 [ 2054.941973] ? kernel_write+0x110/0x110 [ 2054.945945] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2054.950953] ? do_syscall_64+0x21/0x620 [ 2054.954919] do_syscall_64+0xf9/0x620 [ 2054.958716] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2054.963894] RIP: 0033:0x7f32b454c22d [ 2054.967609] Code: Bad RIP value. [ 2054.971046] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2054.978741] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2054.985999] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2054.993254] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2055.000511] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2055.007767] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2055.015131] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2055.015244] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2055.022401] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2055.032519] in:imklog cpuset=/ mems_allowed=0-1 [ 2055.041869] Call Trace: [ 2055.049101] dump_stack+0x1fc/0x2ef [ 2055.052737] warn_alloc.cold+0x7b/0x18f [ 2055.056715] ? zone_watermark_ok_safe+0x260/0x260 [ 2055.061558] ? wakeup_kcompactd+0x27/0x540 [ 2055.065786] ? wakeup_kswapd+0x3cb/0x660 [ 2055.069837] ? __zone_watermark_ok+0x300/0x300 [ 2055.074408] ? wake_all_kswapds+0x143/0x2c0 [ 2055.078720] __alloc_pages_nodemask+0x232f/0x2890 [ 2055.083567] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2055.088396] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2055.093230] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2055.098079] ? console_unlock+0xf35/0x1110 [ 2055.102305] ? netconsole_netdev_event+0x280/0x280 [ 2055.107227] ? lockdep_hardirqs_on+0x288/0x5c0 [ 2055.111822] ? check_preemption_disabled+0x41/0x280 [ 2055.116839] ? ____cache_alloc_node+0x156/0x1d0 [ 2055.121504] cache_grow_begin+0xa4/0x8a0 [ 2055.125558] fallback_alloc+0x213/0x2e0 [ 2055.129527] kmem_cache_alloc_node+0xe3/0x3b0 [ 2055.134014] __alloc_skb+0x71/0x560 [ 2055.137633] new_skb+0x24/0x1c0 [ 2055.140900] aoecmd_cfg+0x191/0x5e0 [ 2055.144518] ? aoecmd_ata_rsp+0x1200/0x1200 [ 2055.148852] ? round_jiffies_up_relative+0xd0/0xd0 [ 2055.153776] call_timer_fn+0x177/0x700 [ 2055.157649] ? aoedev_exit+0x50/0x50 [ 2055.161457] ? process_timeout+0x40/0x40 [ 2055.165510] ? _raw_spin_unlock_irq+0x24/0x80 [ 2055.169994] ? aoedev_exit+0x50/0x50 [ 2055.173698] ? aoedev_exit+0x50/0x50 [ 2055.177428] expire_timers+0x243/0x4e0 [ 2055.181316] run_timer_softirq+0x21c/0x670 [ 2055.185566] ? expire_timers+0x4e0/0x4e0 [ 2055.189626] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2055.194736] ? mac80211_hwsim_beacon+0x150/0x190 [ 2055.199481] ? check_preemption_disabled+0x41/0x280 [ 2055.204495] __do_softirq+0x265/0x980 [ 2055.208290] ? __local_bh_enable_ip+0x270/0x270 [ 2055.212947] run_ksoftirqd+0x57/0x110 [ 2055.216740] smpboot_thread_fn+0x655/0x9e0 [ 2055.220978] ? __kthread_parkme+0x4c/0x1e0 [ 2055.225202] ? sort_range+0x30/0x30 [ 2055.228828] ? __kthread_parkme+0x133/0x1e0 [ 2055.233157] ? sort_range+0x30/0x30 [ 2055.236777] kthread+0x33f/0x460 [ 2055.240131] ? kthread_park+0x180/0x180 [ 2055.244093] ret_from_fork+0x24/0x30 [ 2055.247826] warn_alloc_show_mem: 1 callbacks suppressed [ 2055.247836] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2055.247837] Mem-Info: [ 2055.247868] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2055.247868] active_file:13 inactive_file:13 isolated_file:0 [ 2055.247868] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2055.247868] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2055.247868] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2055.247868] free:11077 free_pcp:541 free_cma:0 [ 2055.253217] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2055.260572] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2055.262957] Call Trace: [ 2055.296348] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2055.305690] [ 2055.333684] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2055.336260] dump_stack+0x1fc/0x2ef [ 2055.361897] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2055.364047] warn_alloc.cold+0x7b/0x18f [ 2055.390147] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2055.393779] ? zone_watermark_ok_safe+0x260/0x260 [ 2055.398755] lowmem_reserve[]: 0 0 1 1 1 [ 2055.402716] ? wakeup_kcompactd+0x27/0x540 [ 2055.431663] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2055.436519] ? wakeup_kswapd+0x3cb/0x660 [ 2055.440459] lowmem_reserve[]: 0 0 0 0 0 [ 2055.444689] ? __zone_watermark_ok+0x300/0x300 [ 2055.470506] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2055.474572] ? wake_all_kswapds+0x143/0x2c0 [ 2055.478518] lowmem_reserve[]: 0 0 0 0 0 [ 2055.483094] __alloc_pages_nodemask+0x232f/0x2890 [ 2055.510732] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2055.515059] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2055.518988] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2055.523820] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2055.536629] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2055.541475] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2055.555831] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2055.560669] ? mark_held_locks+0xf0/0xf0 [ 2055.571642] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2055.576463] ? static_obj+0x50/0x50 [ 2055.591352] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2055.595397] ? ____cache_alloc_node+0x156/0x1d0 [ 2055.604205] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2055.607829] cache_grow_begin+0xa4/0x8a0 [ 2055.616384] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2055.616392] 28277 total pagecache pages [ 2055.621051] fallback_alloc+0x213/0x2e0 [ 2055.629857] 0 pages in swap cache [ 2055.633904] kmem_cache_alloc_node+0xe3/0x3b0 [ 2055.642449] Swap cache stats: add 0, delete 0, find 0/0 [ 2055.646423] __alloc_skb+0x71/0x560 [ 2055.650360] Free swap = 0kB [ 2055.650367] Total swap = 0kB [ 2055.653808] __netdev_alloc_skb+0x76/0x460 [ 2055.658298] 2097051 pages RAM [ 2055.663649] send_hsr_supervision_frame+0x107/0xf70 [ 2055.667242] 0 pages HighMem/MovableOnly [ 2055.670245] ? lock_acquire+0x170/0x3c0 [ 2055.673230] 369649 pages reserved [ 2055.673238] 0 pages cma reserved [ 2055.677464] ? check_preemption_disabled+0x41/0x280 [ 2055.680604] aoe: skb alloc failure [ 2055.685540] hsr_announce+0x125/0x3a0 [ 2055.685555] call_timer_fn+0x177/0x700 [ 2055.685570] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2055.689593] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2055.693480] ? process_timeout+0x40/0x40 [ 2055.696902] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2055.700287] ? mark_held_locks+0xa6/0xf0 [ 2055.744781] ? _raw_spin_unlock_irq+0x24/0x80 [ 2055.749266] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2055.754447] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2055.759625] expire_timers+0x243/0x4e0 [ 2055.763512] run_timer_softirq+0x21c/0x670 [ 2055.767739] ? expire_timers+0x4e0/0x4e0 [ 2055.771796] ? check_preemption_disabled+0x41/0x280 [ 2055.776808] __do_softirq+0x265/0x980 [ 2055.780604] irq_exit+0x215/0x260 [ 2055.784064] smp_apic_timer_interrupt+0x136/0x550 [ 2055.788899] apic_timer_interrupt+0xf/0x20 [ 2055.793114] [ 2055.795341] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2055.800782] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2055.819670] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2055.827366] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2055.834621] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2055.841961] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2055.849216] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2055.856471] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2055.863743] ? list_lru_count_one+0x41/0x360 [ 2055.868142] list_lru_count_one+0x41/0x360 [ 2055.872382] super_cache_count+0x1b4/0x2e0 [ 2055.876608] ? f2fs_shrink_count+0x217/0x2a0 [ 2055.881005] do_shrink_slab+0x10b/0xa40 [ 2055.884972] shrink_slab+0x16f/0x550 [ 2055.888673] ? do_shrink_slab+0xa40/0xa40 [ 2055.892819] shrink_node.isra.0+0x2d3/0x1300 [ 2055.897228] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2055.902056] ? queue_work_on+0x11a/0x1f0 [ 2055.906105] ? vmpressure+0x28a/0x320 [ 2055.909898] do_try_to_free_pages+0x38e/0xfe0 [ 2055.914390] ? node_reclaim+0x850/0x850 [ 2055.918357] try_to_free_pages+0x27f/0x7c0 [ 2055.922586] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2055.927252] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2055.932261] __alloc_pages_nodemask+0xcc8/0x2890 [ 2055.937023] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2055.941861] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2055.946690] ? finish_task_switch+0x146/0x760 [ 2055.951204] ? mark_held_locks+0xa6/0xf0 [ 2055.955251] ? ____cache_alloc_node+0x156/0x1d0 [ 2055.959905] ? cache_grow_begin+0x64/0x8a0 [ 2055.964144] cache_grow_begin+0xa4/0x8a0 [ 2055.968202] fallback_alloc+0x213/0x2e0 [ 2055.972168] kmem_cache_alloc_trace+0x1f1/0x380 [ 2055.976836] do_syslog.part.0+0x24f/0x1510 [ 2055.981063] ? console_trylock+0x90/0x90 [ 2055.985125] ? wait_woken+0x250/0x250 [ 2055.988945] ? security_syslog+0x73/0x90 [ 2055.992998] do_syslog+0x49/0x60 [ 2055.996352] kmsg_read+0x8a/0xb0 [ 2055.999718] ? kmsg_poll+0xb0/0xb0 [ 2056.003247] proc_reg_read+0x1bd/0x2d0 [ 2056.007125] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2056.012056] ? lock_acquire+0x170/0x3c0 [ 2056.016016] ? __fdget_pos+0x26f/0x310 [ 2056.019896] __vfs_read+0xf7/0x750 [ 2056.023425] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2056.028355] ? __se_sys_copy_file_range+0x410/0x410 [ 2056.033367] ? fsnotify_first_mark+0x200/0x200 [ 2056.037946] ? mutex_trylock+0x1a0/0x1a0 [ 2056.042002] ? security_file_permission+0x1c0/0x220 [ 2056.047013] vfs_read+0x194/0x3c0 [ 2056.050462] ksys_read+0x12b/0x2a0 [ 2056.053994] ? kernel_write+0x110/0x110 [ 2056.057959] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2056.062966] ? do_syscall_64+0x21/0x620 [ 2056.066946] do_syscall_64+0xf9/0x620 [ 2056.070739] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2056.075922] RIP: 0033:0x7f32b454c22d [ 2056.079627] Code: Bad RIP value. [ 2056.082989] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2056.090768] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2056.098031] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2056.105383] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2056.112640] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2056.119909] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2056.127197] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2056.127323] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2056.134487] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2056.144611] in:imklog cpuset=/ mems_allowed=0-1 [ 2056.153948] Call Trace: [ 2056.161166] dump_stack+0x1fc/0x2ef [ 2056.164786] warn_alloc.cold+0x7b/0x18f [ 2056.168753] ? zone_watermark_ok_safe+0x260/0x260 [ 2056.173582] ? wakeup_kcompactd+0x27/0x540 [ 2056.177813] ? wakeup_kswapd+0x3cb/0x660 [ 2056.181881] ? __lock_acquire+0x6de/0x3ff0 [ 2056.186101] ? __zone_watermark_ok+0x300/0x300 [ 2056.190677] ? wake_all_kswapds+0x143/0x2c0 [ 2056.194989] __alloc_pages_nodemask+0x232f/0x2890 [ 2056.199833] ? __lock_acquire+0x6de/0x3ff0 [ 2056.204057] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2056.208886] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2056.213718] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2056.218562] ? ____cache_alloc_node+0x156/0x1d0 [ 2056.223270] cache_grow_begin+0xa4/0x8a0 [ 2056.227355] fallback_alloc+0x213/0x2e0 [ 2056.231347] kmem_cache_alloc_node+0xe3/0x3b0 [ 2056.235838] __alloc_skb+0x71/0x560 [ 2056.239460] ndisc_alloc_skb+0x134/0x320 [ 2056.243514] ndisc_send_rs+0x77/0x690 [ 2056.247318] addrconf_rs_timer+0x384/0x6a0 [ 2056.251541] ? ipv6_get_lladdr+0x490/0x490 [ 2056.255771] call_timer_fn+0x177/0x700 [ 2056.259647] ? ipv6_get_lladdr+0x490/0x490 [ 2056.263870] ? process_timeout+0x40/0x40 [ 2056.267923] ? _raw_spin_unlock_irq+0x24/0x80 [ 2056.272404] ? ipv6_get_lladdr+0x490/0x490 [ 2056.276639] ? ipv6_get_lladdr+0x490/0x490 [ 2056.280950] expire_timers+0x243/0x4e0 [ 2056.284829] run_timer_softirq+0x21c/0x670 [ 2056.289052] ? expire_timers+0x4e0/0x4e0 [ 2056.293100] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2056.298194] ? mac80211_hwsim_beacon+0x150/0x190 [ 2056.302942] ? check_preemption_disabled+0x41/0x280 [ 2056.307961] __do_softirq+0x265/0x980 [ 2056.311759] ? __local_bh_enable_ip+0x270/0x270 [ 2056.316418] run_ksoftirqd+0x57/0x110 [ 2056.320206] smpboot_thread_fn+0x655/0x9e0 [ 2056.324428] ? __kthread_parkme+0x4c/0x1e0 [ 2056.328677] ? sort_range+0x30/0x30 [ 2056.332305] ? __kthread_parkme+0x133/0x1e0 [ 2056.336623] ? sort_range+0x30/0x30 [ 2056.340244] kthread+0x33f/0x460 [ 2056.343602] ? kthread_park+0x180/0x180 [ 2056.347572] ret_from_fork+0x24/0x30 [ 2056.351289] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2056.351300] warn_alloc_show_mem: 1 callbacks suppressed [ 2056.351302] Mem-Info: [ 2056.358648] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2056.364004] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2056.364004] active_file:13 inactive_file:13 isolated_file:0 [ 2056.364004] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2056.364004] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2056.364004] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2056.364004] free:11077 free_pcp:541 free_cma:0 [ 2056.366387] Call Trace: [ 2056.375839] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2056.409212] [ 2056.411807] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2056.439622] dump_stack+0x1fc/0x2ef [ 2056.442625] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2056.468593] warn_alloc.cold+0x7b/0x18f [ 2056.472208] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2056.498326] ? zone_watermark_ok_safe+0x260/0x260 [ 2056.502274] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2056.507277] ? wakeup_kcompactd+0x27/0x540 [ 2056.512101] lowmem_reserve[]: 0 0 1 1 1 [ 2056.541065] ? wakeup_kswapd+0x3cb/0x660 [ 2056.545272] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2056.549233] ? __zone_watermark_ok+0x300/0x300 [ 2056.553275] lowmem_reserve[]: 0 0 0 0 0 [ 2056.579112] ? wake_all_kswapds+0x143/0x2c0 [ 2056.583675] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2056.587642] __alloc_pages_nodemask+0x232f/0x2890 [ 2056.591922] lowmem_reserve[]: 0 0 0 0 0 [ 2056.619611] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2056.624413] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2056.628374] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2056.633185] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2056.646006] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2056.650812] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2056.665198] ? mark_held_locks+0xf0/0xf0 [ 2056.670004] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2056.681001] ? mark_held_locks+0xf0/0xf0 [ 2056.685029] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2056.700019] ? ____cache_alloc_node+0x156/0x1d0 [ 2056.704049] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2056.704060] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2056.712877] cache_grow_begin+0xa4/0x8a0 [ 2056.717523] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2056.726183] fallback_alloc+0x213/0x2e0 [ 2056.734983] 28277 total pagecache pages [ 2056.739033] kmem_cache_alloc_node+0xe3/0x3b0 [ 2056.747580] 0 pages in swap cache [ 2056.751539] __alloc_skb+0x71/0x560 [ 2056.755483] Swap cache stats: add 0, delete 0, find 0/0 [ 2056.759961] __pskb_copy_fclone+0x10c/0xcc0 [ 2056.763387] Free swap = 0kB [ 2056.767001] ? check_preemption_disabled+0x41/0x280 [ 2056.772330] Total swap = 0kB [ 2056.776645] tipc_udp_send_msg+0x302/0x490 [ 2056.779676] 2097051 pages RAM [ 2056.784639] tipc_bearer_xmit_skb+0x15b/0x330 [ 2056.787628] 0 pages HighMem/MovableOnly [ 2056.791849] tipc_disc_timeout+0x855/0xc90 [ 2056.794928] 369649 pages reserved [ 2056.799435] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2056.803381] 0 pages cma reserved [ 2056.807599] ? lock_downgrade+0x720/0x720 [ 2056.811081] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2056.815500] ? assoc_array_delete+0x283/0xc10 [ 2056.815522] call_timer_fn+0x177/0x700 [ 2056.818994] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2056.823081] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2056.829545] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2056.834026] ? process_timeout+0x40/0x40 [ 2056.861512] ? mark_held_locks+0xa6/0xf0 [ 2056.865564] ? _raw_spin_unlock_irq+0x24/0x80 [ 2056.870058] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2056.874544] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2056.879030] expire_timers+0x243/0x4e0 [ 2056.882920] run_timer_softirq+0x21c/0x670 [ 2056.887143] ? expire_timers+0x4e0/0x4e0 [ 2056.891198] ? check_preemption_disabled+0x41/0x280 [ 2056.896208] __do_softirq+0x265/0x980 [ 2056.900004] irq_exit+0x215/0x260 [ 2056.903448] smp_apic_timer_interrupt+0x136/0x550 [ 2056.908281] apic_timer_interrupt+0xf/0x20 [ 2056.912503] [ 2056.914733] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2056.920173] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2056.939060] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2056.946759] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2056.954017] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2056.961270] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2056.968523] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2056.975778] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2056.983048] ? list_lru_count_one+0x41/0x360 [ 2056.987455] list_lru_count_one+0x41/0x360 [ 2056.991696] super_cache_count+0x1b4/0x2e0 [ 2056.995918] ? f2fs_shrink_count+0x217/0x2a0 [ 2057.000317] do_shrink_slab+0x10b/0xa40 [ 2057.004286] shrink_slab+0x16f/0x550 [ 2057.007993] ? do_shrink_slab+0xa40/0xa40 [ 2057.012137] shrink_node.isra.0+0x2d3/0x1300 [ 2057.016544] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2057.021373] ? queue_work_on+0x11a/0x1f0 [ 2057.025442] ? vmpressure+0x28a/0x320 [ 2057.029233] do_try_to_free_pages+0x38e/0xfe0 [ 2057.033724] ? node_reclaim+0x850/0x850 [ 2057.037695] try_to_free_pages+0x27f/0x7c0 [ 2057.041920] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2057.046588] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2057.051600] __alloc_pages_nodemask+0xcc8/0x2890 [ 2057.056361] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2057.061205] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2057.066047] ? finish_task_switch+0x146/0x760 [ 2057.070544] ? mark_held_locks+0xa6/0xf0 [ 2057.074612] ? ____cache_alloc_node+0x156/0x1d0 [ 2057.079269] ? cache_grow_begin+0x64/0x8a0 [ 2057.083493] cache_grow_begin+0xa4/0x8a0 [ 2057.087549] fallback_alloc+0x213/0x2e0 [ 2057.091517] kmem_cache_alloc_trace+0x1f1/0x380 [ 2057.096191] do_syslog.part.0+0x24f/0x1510 [ 2057.100420] ? console_trylock+0x90/0x90 [ 2057.104480] ? wait_woken+0x250/0x250 [ 2057.108269] ? security_syslog+0x73/0x90 [ 2057.112322] do_syslog+0x49/0x60 [ 2057.115697] kmsg_read+0x8a/0xb0 [ 2057.119050] ? kmsg_poll+0xb0/0xb0 [ 2057.122577] proc_reg_read+0x1bd/0x2d0 [ 2057.126642] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2057.131568] ? lock_acquire+0x170/0x3c0 [ 2057.135530] ? __fdget_pos+0x26f/0x310 [ 2057.139410] __vfs_read+0xf7/0x750 [ 2057.142934] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2057.147859] ? __se_sys_copy_file_range+0x410/0x410 [ 2057.152862] ? fsnotify_first_mark+0x200/0x200 [ 2057.157436] ? mutex_trylock+0x1a0/0x1a0 [ 2057.161494] ? security_file_permission+0x1c0/0x220 [ 2057.166502] vfs_read+0x194/0x3c0 [ 2057.169947] ksys_read+0x12b/0x2a0 [ 2057.173477] ? kernel_write+0x110/0x110 [ 2057.177446] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2057.182450] ? do_syscall_64+0x21/0x620 [ 2057.186413] do_syscall_64+0xf9/0x620 [ 2057.190209] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2057.195387] RIP: 0033:0x7f32b454c22d [ 2057.199089] Code: Bad RIP value. [ 2057.202436] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2057.210128] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2057.217384] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2057.224646] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2057.231902] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2057.239157] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2057.246442] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2057.246539] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2057.253724] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2057.263850] in:imklog cpuset=/ mems_allowed=0-1 [ 2057.273182] Call Trace: [ 2057.280404] dump_stack+0x1fc/0x2ef [ 2057.284028] warn_alloc.cold+0x7b/0x18f [ 2057.287993] ? zone_watermark_ok_safe+0x260/0x260 [ 2057.292834] ? wakeup_kcompactd+0x27/0x540 [ 2057.297074] ? wakeup_kswapd+0x3cb/0x660 [ 2057.301126] ? __zone_watermark_ok+0x300/0x300 [ 2057.305699] ? wake_all_kswapds+0x143/0x2c0 [ 2057.310013] __alloc_pages_nodemask+0x232f/0x2890 [ 2057.314859] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2057.319688] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2057.324518] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2057.329369] ? mark_held_locks+0xf0/0xf0 [ 2057.333419] ? ____cache_alloc_node+0x156/0x1d0 [ 2057.338078] cache_grow_begin+0xa4/0x8a0 [ 2057.342139] fallback_alloc+0x213/0x2e0 [ 2057.346111] kmem_cache_alloc_node+0xe3/0x3b0 [ 2057.350616] __alloc_skb+0x71/0x560 [ 2057.355303] ndisc_alloc_skb+0x134/0x320 [ 2057.359369] ndisc_send_rs+0x33a/0x690 [ 2057.363252] addrconf_rs_timer+0x384/0x6a0 [ 2057.367653] ? ipv6_get_lladdr+0x490/0x490 [ 2057.371884] call_timer_fn+0x177/0x700 [ 2057.375761] ? ipv6_get_lladdr+0x490/0x490 [ 2057.379985] ? process_timeout+0x40/0x40 [ 2057.384040] ? _raw_spin_unlock_irq+0x24/0x80 [ 2057.388522] ? ipv6_get_lladdr+0x490/0x490 [ 2057.392745] ? ipv6_get_lladdr+0x490/0x490 [ 2057.396967] expire_timers+0x243/0x4e0 [ 2057.400847] run_timer_softirq+0x21c/0x670 [ 2057.405103] ? expire_timers+0x4e0/0x4e0 [ 2057.409172] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2057.414274] ? mac80211_hwsim_beacon+0x150/0x190 [ 2057.419044] ? check_preemption_disabled+0x41/0x280 [ 2057.424060] __do_softirq+0x265/0x980 [ 2057.427855] ? __local_bh_enable_ip+0x270/0x270 [ 2057.432525] run_ksoftirqd+0x57/0x110 [ 2057.436314] smpboot_thread_fn+0x655/0x9e0 [ 2057.440622] ? __kthread_parkme+0x4c/0x1e0 [ 2057.444848] ? sort_range+0x30/0x30 [ 2057.448463] ? __kthread_parkme+0x133/0x1e0 [ 2057.452771] ? sort_range+0x30/0x30 [ 2057.456385] kthread+0x33f/0x460 [ 2057.459739] ? kthread_park+0x180/0x180 [ 2057.463703] ret_from_fork+0x24/0x30 [ 2057.467588] warn_alloc_show_mem: 1 callbacks suppressed [ 2057.467597] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2057.467599] Mem-Info: [ 2057.467624] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2057.467624] active_file:13 inactive_file:13 isolated_file:0 [ 2057.467624] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2057.467624] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2057.467624] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2057.467624] free:11077 free_pcp:541 free_cma:0 [ 2057.472962] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2057.480329] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2057.482730] Call Trace: [ 2057.516308] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2057.525637] [ 2057.553639] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2057.556220] dump_stack+0x1fc/0x2ef [ 2057.581868] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2057.584052] warn_alloc.cold+0x7b/0x18f [ 2057.610144] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2057.613766] ? zone_watermark_ok_safe+0x260/0x260 [ 2057.618853] lowmem_reserve[]: 0 0 1 1 1 [ 2057.622839] ? wakeup_kcompactd+0x27/0x540 [ 2057.652052] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2057.656886] ? wakeup_kswapd+0x3cb/0x660 [ 2057.660822] lowmem_reserve[]: 0 0 0 0 0 [ 2057.665042] ? __zone_watermark_ok+0x300/0x300 [ 2057.690864] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2057.694930] ? wake_all_kswapds+0x143/0x2c0 [ 2057.698870] lowmem_reserve[]: 0 0 0 0 0 [ 2057.703449] __alloc_pages_nodemask+0x232f/0x2890 [ 2057.731100] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2057.735533] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2057.739455] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2057.744288] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2057.757080] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2057.761917] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2057.776276] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2057.781107] ? retint_kernel+0x2d/0x2d [ 2057.792093] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2057.796919] ? __alloc_skb+0x71/0x560 [ 2057.811805] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2057.815673] ? static_obj+0x50/0x50 [ 2057.824480] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2057.828262] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 2057.836807] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2057.840415] ? ____cache_alloc_node+0x156/0x1d0 [ 2057.849228] 28277 total pagecache pages [ 2057.854230] cache_grow_begin+0xa4/0x8a0 [ 2057.862776] 0 pages in swap cache [ 2057.867433] fallback_alloc+0x213/0x2e0 [ 2057.871385] Swap cache stats: add 0, delete 0, find 0/0 [ 2057.875431] kmem_cache_alloc_node+0xe3/0x3b0 [ 2057.878846] Free swap = 0kB [ 2057.878854] Total swap = 0kB [ 2057.882815] __alloc_skb+0x71/0x560 [ 2057.888145] 2097051 pages RAM [ 2057.892632] __netdev_alloc_skb+0x76/0x460 [ 2057.895619] 0 pages HighMem/MovableOnly [ 2057.898659] send_hsr_supervision_frame+0x107/0xf70 [ 2057.902256] 369649 pages reserved [ 2057.905368] ? lock_acquire+0x170/0x3c0 [ 2057.909571] 0 pages cma reserved [ 2057.913534] ? check_preemption_disabled+0x41/0x280 [ 2057.918583] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2057.921959] hsr_announce+0x125/0x3a0 [ 2057.925974] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2057.929261] call_timer_fn+0x177/0x700 [ 2057.934245] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2057.940724] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2057.968663] ? process_timeout+0x40/0x40 [ 2057.972806] ? mark_held_locks+0xa6/0xf0 [ 2057.976885] ? _raw_spin_unlock_irq+0x24/0x80 [ 2057.981370] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2057.986551] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2057.991731] expire_timers+0x243/0x4e0 [ 2057.995624] run_timer_softirq+0x21c/0x670 [ 2057.999849] ? expire_timers+0x4e0/0x4e0 [ 2058.003903] ? check_preemption_disabled+0x41/0x280 [ 2058.008914] __do_softirq+0x265/0x980 [ 2058.012709] irq_exit+0x215/0x260 [ 2058.016152] smp_apic_timer_interrupt+0x136/0x550 [ 2058.020987] apic_timer_interrupt+0xf/0x20 [ 2058.025204] [ 2058.027452] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2058.032893] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2058.051784] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2058.059480] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2058.066738] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2058.073999] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2058.081258] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2058.088527] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2058.095809] ? list_lru_count_one+0x41/0x360 [ 2058.100210] list_lru_count_one+0x41/0x360 [ 2058.104444] super_cache_count+0x1b4/0x2e0 [ 2058.108667] ? f2fs_shrink_count+0x217/0x2a0 [ 2058.113065] do_shrink_slab+0x10b/0xa40 [ 2058.117054] shrink_slab+0x16f/0x550 [ 2058.120845] ? do_shrink_slab+0xa40/0xa40 [ 2058.125014] shrink_node.isra.0+0x2d3/0x1300 [ 2058.129424] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2058.134254] ? queue_work_on+0x11a/0x1f0 [ 2058.138306] ? vmpressure+0x28a/0x320 [ 2058.142100] do_try_to_free_pages+0x38e/0xfe0 [ 2058.146954] ? node_reclaim+0x850/0x850 [ 2058.150923] try_to_free_pages+0x27f/0x7c0 [ 2058.155164] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2058.159827] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2058.164838] __alloc_pages_nodemask+0xcc8/0x2890 [ 2058.169603] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2058.174433] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2058.179267] ? finish_task_switch+0x146/0x760 [ 2058.183781] ? mark_held_locks+0xa6/0xf0 [ 2058.187851] ? ____cache_alloc_node+0x156/0x1d0 [ 2058.192516] ? cache_grow_begin+0x64/0x8a0 [ 2058.196746] cache_grow_begin+0xa4/0x8a0 [ 2058.200803] fallback_alloc+0x213/0x2e0 [ 2058.204777] kmem_cache_alloc_trace+0x1f1/0x380 [ 2058.209447] do_syslog.part.0+0x24f/0x1510 [ 2058.213682] ? console_trylock+0x90/0x90 [ 2058.217821] ? wait_woken+0x250/0x250 [ 2058.221633] ? security_syslog+0x73/0x90 [ 2058.225687] do_syslog+0x49/0x60 [ 2058.229064] kmsg_read+0x8a/0xb0 [ 2058.232420] ? kmsg_poll+0xb0/0xb0 [ 2058.235950] proc_reg_read+0x1bd/0x2d0 [ 2058.239829] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2058.244748] ? lock_acquire+0x170/0x3c0 [ 2058.248729] ? __fdget_pos+0x26f/0x310 [ 2058.252611] __vfs_read+0xf7/0x750 [ 2058.256151] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2058.261074] ? __se_sys_copy_file_range+0x410/0x410 [ 2058.266079] ? fsnotify_first_mark+0x200/0x200 [ 2058.270658] ? mutex_trylock+0x1a0/0x1a0 [ 2058.274720] ? security_file_permission+0x1c0/0x220 [ 2058.279728] vfs_read+0x194/0x3c0 [ 2058.283176] ksys_read+0x12b/0x2a0 [ 2058.286719] ? kernel_write+0x110/0x110 [ 2058.290772] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2058.295777] ? do_syscall_64+0x21/0x620 [ 2058.299762] do_syscall_64+0xf9/0x620 [ 2058.303553] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2058.308730] RIP: 0033:0x7f32b454c22d [ 2058.312437] Code: Bad RIP value. [ 2058.315785] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2058.323481] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2058.330738] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2058.337994] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2058.345337] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2058.352594] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2058.359872] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2058.360066] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2058.367145] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2058.377258] in:imklog cpuset=/ mems_allowed=0-1 [ 2058.386594] Call Trace: [ 2058.394599] dump_stack+0x1fc/0x2ef [ 2058.398219] warn_alloc.cold+0x7b/0x18f [ 2058.402185] ? zone_watermark_ok_safe+0x260/0x260 [ 2058.407036] ? wakeup_kcompactd+0x27/0x540 [ 2058.411283] ? wakeup_kswapd+0x3cb/0x660 [ 2058.415335] ? __zone_watermark_ok+0x300/0x300 [ 2058.419907] ? wake_all_kswapds+0x143/0x2c0 [ 2058.424226] __alloc_pages_nodemask+0x232f/0x2890 [ 2058.429074] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2058.433912] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2058.438763] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2058.443615] ? mark_held_locks+0xf0/0xf0 [ 2058.447705] ? netconsole_netdev_event+0x280/0x280 [ 2058.452640] ? ____cache_alloc_node+0x156/0x1d0 [ 2058.457302] cache_grow_begin+0xa4/0x8a0 [ 2058.461446] fallback_alloc+0x213/0x2e0 [ 2058.465413] kmem_cache_alloc_node+0xe3/0x3b0 [ 2058.469902] __alloc_skb+0x71/0x560 [ 2058.473520] ndisc_alloc_skb+0x134/0x320 [ 2058.477571] ndisc_send_rs+0x77/0x690 [ 2058.481366] addrconf_rs_timer+0x384/0x6a0 [ 2058.485595] ? ipv6_get_lladdr+0x490/0x490 [ 2058.489836] call_timer_fn+0x177/0x700 [ 2058.493709] ? ipv6_get_lladdr+0x490/0x490 [ 2058.497946] ? process_timeout+0x40/0x40 [ 2058.502001] ? _raw_spin_unlock_irq+0x24/0x80 [ 2058.506504] ? ipv6_get_lladdr+0x490/0x490 [ 2058.510728] ? ipv6_get_lladdr+0x490/0x490 [ 2058.514952] expire_timers+0x243/0x4e0 [ 2058.518830] run_timer_softirq+0x21c/0x670 [ 2058.523057] ? expire_timers+0x4e0/0x4e0 [ 2058.527106] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2058.532199] ? mac80211_hwsim_beacon+0x150/0x190 [ 2058.536944] ? check_preemption_disabled+0x41/0x280 [ 2058.541956] __do_softirq+0x265/0x980 [ 2058.545752] ? __local_bh_enable_ip+0x270/0x270 [ 2058.550408] run_ksoftirqd+0x57/0x110 [ 2058.554208] smpboot_thread_fn+0x655/0x9e0 [ 2058.558439] ? __kthread_parkme+0x4c/0x1e0 [ 2058.562665] ? sort_range+0x30/0x30 [ 2058.566280] ? __kthread_parkme+0x133/0x1e0 [ 2058.570599] ? sort_range+0x30/0x30 [ 2058.574216] kthread+0x33f/0x460 [ 2058.577654] ? kthread_park+0x180/0x180 [ 2058.581621] ret_from_fork+0x24/0x30 [ 2058.585330] warn_alloc_show_mem: 1 callbacks suppressed [ 2058.585340] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2058.585342] Mem-Info: [ 2058.585367] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2058.585367] active_file:13 inactive_file:13 isolated_file:0 [ 2058.585367] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2058.585367] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2058.585367] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2058.585367] free:11077 free_pcp:541 free_cma:0 [ 2058.590703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2058.598066] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2058.600467] Call Trace: [ 2058.633864] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2058.643182] [ 2058.671088] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2058.673667] dump_stack+0x1fc/0x2ef [ 2058.699308] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2058.701462] warn_alloc.cold+0x7b/0x18f [ 2058.727620] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2058.731248] ? zone_watermark_ok_safe+0x260/0x260 [ 2058.736242] lowmem_reserve[]: 0 0 1 1 1 [ 2058.740214] ? wakeup_kcompactd+0x27/0x540 [ 2058.769154] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2058.773986] ? wakeup_kswapd+0x3cb/0x660 [ 2058.777922] lowmem_reserve[]: 0 0 0 0 0 [ 2058.782162] ? __zone_watermark_ok+0x300/0x300 [ 2058.807979] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2058.812029] ? wake_all_kswapds+0x143/0x2c0 [ 2058.815981] lowmem_reserve[]: 0 0 0 0 0 [ 2058.820555] __alloc_pages_nodemask+0x232f/0x2890 [ 2058.848368] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2058.852693] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2058.856637] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2058.861468] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2058.874437] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2058.879270] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2058.893627] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2058.898461] ? mark_held_locks+0xf0/0xf0 [ 2058.909449] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2058.914281] ? static_obj+0x50/0x50 [ 2058.929345] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2058.929356] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2058.933489] ? ____cache_alloc_node+0x156/0x1d0 [ 2058.942307] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2058.946022] cache_grow_begin+0xa4/0x8a0 [ 2058.954836] 28277 total pagecache pages [ 2058.963676] fallback_alloc+0x213/0x2e0 [ 2058.968323] 0 pages in swap cache [ 2058.976905] kmem_cache_alloc_node+0xe3/0x3b0 [ 2058.981026] Swap cache stats: add 0, delete 0, find 0/0 [ 2058.985074] __alloc_skb+0x71/0x560 [ 2058.989015] Free swap = 0kB [ 2058.992459] __netdev_alloc_skb+0x76/0x460 [ 2058.996924] Total swap = 0kB [ 2059.002276] send_hsr_supervision_frame+0x107/0xf70 [ 2059.005867] 2097051 pages RAM [ 2059.008872] ? lock_acquire+0x170/0x3c0 [ 2059.013094] 0 pages HighMem/MovableOnly [ 2059.016100] ? check_preemption_disabled+0x41/0x280 [ 2059.021091] 369649 pages reserved [ 2059.024183] hsr_announce+0x125/0x3a0 [ 2059.028123] 0 pages cma reserved [ 2059.032081] call_timer_fn+0x177/0x700 [ 2059.037133] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2059.040504] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2059.044345] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2059.047635] ? process_timeout+0x40/0x40 [ 2059.051556] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2059.058032] ? mark_held_locks+0xa6/0xf0 [ 2059.086395] ? _raw_spin_unlock_irq+0x24/0x80 [ 2059.090896] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2059.096076] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2059.101255] expire_timers+0x243/0x4e0 [ 2059.105144] run_timer_softirq+0x21c/0x670 [ 2059.109374] ? expire_timers+0x4e0/0x4e0 [ 2059.113428] ? check_preemption_disabled+0x41/0x280 [ 2059.118438] __do_softirq+0x265/0x980 [ 2059.122235] irq_exit+0x215/0x260 [ 2059.125682] smp_apic_timer_interrupt+0x136/0x550 [ 2059.130535] apic_timer_interrupt+0xf/0x20 [ 2059.134751] [ 2059.136992] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2059.142436] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2059.161411] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2059.169112] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2059.176382] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2059.183637] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2059.190911] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2059.198232] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2059.205526] ? list_lru_count_one+0x41/0x360 [ 2059.209961] list_lru_count_one+0x41/0x360 [ 2059.214194] super_cache_count+0x1b4/0x2e0 [ 2059.218427] ? f2fs_shrink_count+0x217/0x2a0 [ 2059.223023] do_shrink_slab+0x10b/0xa40 [ 2059.226999] shrink_slab+0x16f/0x550 [ 2059.230704] ? do_shrink_slab+0xa40/0xa40 [ 2059.234846] shrink_node.isra.0+0x2d3/0x1300 [ 2059.239261] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2059.244182] ? queue_work_on+0x11a/0x1f0 [ 2059.248235] ? vmpressure+0x28a/0x320 [ 2059.252027] do_try_to_free_pages+0x38e/0xfe0 [ 2059.256520] ? node_reclaim+0x850/0x850 [ 2059.260512] try_to_free_pages+0x27f/0x7c0 [ 2059.264737] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2059.269400] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2059.274415] __alloc_pages_nodemask+0xcc8/0x2890 [ 2059.279185] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2059.284015] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2059.288847] ? finish_task_switch+0x146/0x760 [ 2059.293432] ? mark_held_locks+0xa6/0xf0 [ 2059.297480] ? ____cache_alloc_node+0x156/0x1d0 [ 2059.302137] ? cache_grow_begin+0x64/0x8a0 [ 2059.306361] cache_grow_begin+0xa4/0x8a0 [ 2059.310435] fallback_alloc+0x213/0x2e0 [ 2059.314401] kmem_cache_alloc_trace+0x1f1/0x380 [ 2059.319063] do_syslog.part.0+0x24f/0x1510 [ 2059.323291] ? console_trylock+0x90/0x90 [ 2059.327354] ? wait_woken+0x250/0x250 [ 2059.331176] ? security_syslog+0x73/0x90 [ 2059.335243] do_syslog+0x49/0x60 [ 2059.338645] kmsg_read+0x8a/0xb0 [ 2059.342454] ? kmsg_poll+0xb0/0xb0 [ 2059.345987] proc_reg_read+0x1bd/0x2d0 [ 2059.349887] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2059.354812] ? lock_acquire+0x170/0x3c0 [ 2059.358881] ? __fdget_pos+0x26f/0x310 [ 2059.362765] __vfs_read+0xf7/0x750 [ 2059.366294] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2059.371214] ? __se_sys_copy_file_range+0x410/0x410 [ 2059.376219] ? fsnotify_first_mark+0x200/0x200 [ 2059.380794] ? mutex_trylock+0x1a0/0x1a0 [ 2059.384856] ? security_file_permission+0x1c0/0x220 [ 2059.389867] vfs_read+0x194/0x3c0 [ 2059.393315] ksys_read+0x12b/0x2a0 [ 2059.396845] ? kernel_write+0x110/0x110 [ 2059.400814] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2059.405821] ? do_syscall_64+0x21/0x620 [ 2059.409787] do_syscall_64+0xf9/0x620 [ 2059.413583] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2059.419369] RIP: 0033:0x7f32b454c22d [ 2059.423076] Code: Bad RIP value. [ 2059.426430] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2059.434126] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2059.441382] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2059.448637] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2059.455910] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2059.463297] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2059.470720] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2059.470843] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2059.478026] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2059.488245] in:imklog cpuset=/ mems_allowed=0-1 [ 2059.497596] Call Trace: [ 2059.504851] dump_stack+0x1fc/0x2ef [ 2059.508472] warn_alloc.cold+0x7b/0x18f [ 2059.512444] ? zone_watermark_ok_safe+0x260/0x260 [ 2059.517276] ? wakeup_kcompactd+0x27/0x540 [ 2059.521514] ? wakeup_kswapd+0x3cb/0x660 [ 2059.525570] ? __zone_watermark_ok+0x300/0x300 [ 2059.530341] ? wake_all_kswapds+0x143/0x2c0 [ 2059.534760] __alloc_pages_nodemask+0x232f/0x2890 [ 2059.539607] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2059.544439] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2059.549272] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2059.554118] ? mark_held_locks+0xf0/0xf0 [ 2059.558168] ? ____cache_alloc_node+0x156/0x1d0 [ 2059.562828] cache_grow_begin+0xa4/0x8a0 [ 2059.566884] fallback_alloc+0x213/0x2e0 [ 2059.570853] kmem_cache_alloc_node+0xe3/0x3b0 [ 2059.575341] __alloc_skb+0x71/0x560 [ 2059.578962] ndisc_alloc_skb+0x134/0x320 [ 2059.583012] ndisc_send_rs+0x33a/0x690 [ 2059.586892] addrconf_rs_timer+0x384/0x6a0 [ 2059.591118] ? ipv6_get_lladdr+0x490/0x490 [ 2059.595348] call_timer_fn+0x177/0x700 [ 2059.599225] ? ipv6_get_lladdr+0x490/0x490 [ 2059.603468] ? process_timeout+0x40/0x40 [ 2059.607542] ? _raw_spin_unlock_irq+0x24/0x80 [ 2059.612037] ? ipv6_get_lladdr+0x490/0x490 [ 2059.616267] ? ipv6_get_lladdr+0x490/0x490 [ 2059.620493] expire_timers+0x243/0x4e0 [ 2059.624375] run_timer_softirq+0x21c/0x670 [ 2059.628601] ? expire_timers+0x4e0/0x4e0 [ 2059.632655] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2059.637749] ? mac80211_hwsim_beacon+0x150/0x190 [ 2059.642495] ? check_preemption_disabled+0x41/0x280 [ 2059.647507] __do_softirq+0x265/0x980 [ 2059.651304] ? __local_bh_enable_ip+0x270/0x270 [ 2059.655961] run_ksoftirqd+0x57/0x110 [ 2059.659751] smpboot_thread_fn+0x655/0x9e0 [ 2059.663976] ? __kthread_parkme+0x4c/0x1e0 [ 2059.668206] ? sort_range+0x30/0x30 [ 2059.671820] ? __kthread_parkme+0x133/0x1e0 [ 2059.676132] ? sort_range+0x30/0x30 [ 2059.679768] kthread+0x33f/0x460 [ 2059.683127] ? kthread_park+0x180/0x180 [ 2059.687095] ret_from_fork+0x24/0x30 [ 2059.690808] warn_alloc_show_mem: 1 callbacks suppressed [ 2059.690817] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2059.690819] Mem-Info: [ 2059.690844] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2059.690844] active_file:13 inactive_file:13 isolated_file:0 [ 2059.690844] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2059.690844] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2059.690844] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2059.690844] free:11077 free_pcp:541 free_cma:0 [ 2059.696199] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2059.703551] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2059.705940] Call Trace: [ 2059.739342] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2059.748658] [ 2059.776482] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2059.779059] dump_stack+0x1fc/0x2ef [ 2059.804701] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2059.806850] warn_alloc.cold+0x7b/0x18f [ 2059.833114] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2059.836736] ? zone_watermark_ok_safe+0x260/0x260 [ 2059.841715] lowmem_reserve[]: 0 0 1 1 1 [ 2059.845680] ? wakeup_kcompactd+0x27/0x540 [ 2059.874804] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2059.879649] ? wakeup_kswapd+0x3cb/0x660 [ 2059.883586] lowmem_reserve[]: 0 0 0 0 0 [ 2059.887818] ? __zone_watermark_ok+0x300/0x300 [ 2059.913632] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2059.917684] ? wake_all_kswapds+0x143/0x2c0 [ 2059.921620] lowmem_reserve[]: 0 0 0 0 0 [ 2059.926221] __alloc_pages_nodemask+0x232f/0x2890 [ 2059.953861] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2059.958206] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2059.962137] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2059.966967] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2059.979763] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2059.984599] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2059.999075] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2060.003913] ? mark_held_locks+0xf0/0xf0 [ 2060.014887] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2060.019712] ? static_obj+0x50/0x50 [ 2060.034597] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2060.039595] ? ____cache_alloc_node+0x156/0x1d0 [ 2060.048416] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2060.052028] cache_grow_begin+0xa4/0x8a0 [ 2060.061213] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2060.065867] fallback_alloc+0x213/0x2e0 [ 2060.074669] 28277 total pagecache pages [ 2060.078742] kmem_cache_alloc_node+0xe3/0x3b0 [ 2060.087371] 0 pages in swap cache [ 2060.091331] __alloc_skb+0x71/0x560 [ 2060.095273] Swap cache stats: add 0, delete 0, find 0/0 [ 2060.099753] __netdev_alloc_skb+0x76/0x460 [ 2060.103176] Free swap = 0kB [ 2060.106798] send_hsr_supervision_frame+0x107/0xf70 [ 2060.112145] Total swap = 0kB [ 2060.116365] ? lock_acquire+0x170/0x3c0 [ 2060.119353] 2097051 pages RAM [ 2060.124368] ? check_preemption_disabled+0x41/0x280 [ 2060.127373] 0 pages HighMem/MovableOnly [ 2060.131336] hsr_announce+0x125/0x3a0 [ 2060.134434] 369649 pages reserved [ 2060.139443] call_timer_fn+0x177/0x700 [ 2060.143387] 0 pages cma reserved [ 2060.147189] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2060.150680] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2060.154482] ? process_timeout+0x40/0x40 [ 2060.154498] ? mark_held_locks+0xa6/0xf0 [ 2060.154513] ? _raw_spin_unlock_irq+0x24/0x80 [ 2060.157896] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2060.163028] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2060.169592] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2060.173740] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2060.207689] expire_timers+0x243/0x4e0 [ 2060.211582] run_timer_softirq+0x21c/0x670 [ 2060.215808] ? expire_timers+0x4e0/0x4e0 [ 2060.219863] ? check_preemption_disabled+0x41/0x280 [ 2060.224871] __do_softirq+0x265/0x980 [ 2060.228678] irq_exit+0x215/0x260 [ 2060.232140] smp_apic_timer_interrupt+0x136/0x550 [ 2060.236985] apic_timer_interrupt+0xf/0x20 [ 2060.241215] [ 2060.243456] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2060.248900] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2060.267793] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2060.275490] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2060.282760] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2060.290019] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2060.297455] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2060.304723] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2060.312012] ? list_lru_count_one+0x41/0x360 [ 2060.316412] list_lru_count_one+0x41/0x360 [ 2060.320640] super_cache_count+0x1b4/0x2e0 [ 2060.324878] ? f2fs_shrink_count+0x217/0x2a0 [ 2060.329278] do_shrink_slab+0x10b/0xa40 [ 2060.333252] shrink_slab+0x16f/0x550 [ 2060.336978] ? do_shrink_slab+0xa40/0xa40 [ 2060.341144] shrink_node.isra.0+0x2d3/0x1300 [ 2060.345660] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2060.350496] ? queue_work_on+0x11a/0x1f0 [ 2060.354549] ? vmpressure+0x28a/0x320 [ 2060.358350] do_try_to_free_pages+0x38e/0xfe0 [ 2060.362876] ? node_reclaim+0x850/0x850 [ 2060.366858] try_to_free_pages+0x27f/0x7c0 [ 2060.371086] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2060.375751] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2060.380763] __alloc_pages_nodemask+0xcc8/0x2890 [ 2060.385522] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2060.390356] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2060.395189] ? finish_task_switch+0x146/0x760 [ 2060.399685] ? mark_held_locks+0xa6/0xf0 [ 2060.403736] ? ____cache_alloc_node+0x156/0x1d0 [ 2060.408391] ? cache_grow_begin+0x64/0x8a0 [ 2060.412614] cache_grow_begin+0xa4/0x8a0 [ 2060.416673] fallback_alloc+0x213/0x2e0 [ 2060.420640] kmem_cache_alloc_trace+0x1f1/0x380 [ 2060.425305] do_syslog.part.0+0x24f/0x1510 [ 2060.429534] ? console_trylock+0x90/0x90 [ 2060.433584] ? wait_woken+0x250/0x250 [ 2060.437374] ? security_syslog+0x73/0x90 [ 2060.441427] do_syslog+0x49/0x60 [ 2060.444784] kmsg_read+0x8a/0xb0 [ 2060.448153] ? kmsg_poll+0xb0/0xb0 [ 2060.451687] proc_reg_read+0x1bd/0x2d0 [ 2060.455564] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2060.460498] ? lock_acquire+0x170/0x3c0 [ 2060.464466] ? __fdget_pos+0x26f/0x310 [ 2060.468363] __vfs_read+0xf7/0x750 [ 2060.471897] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2060.476826] ? __se_sys_copy_file_range+0x410/0x410 [ 2060.481918] ? fsnotify_first_mark+0x200/0x200 [ 2060.486498] ? mutex_trylock+0x1a0/0x1a0 [ 2060.490556] ? security_file_permission+0x1c0/0x220 [ 2060.495567] vfs_read+0x194/0x3c0 [ 2060.499016] ksys_read+0x12b/0x2a0 [ 2060.502549] ? kernel_write+0x110/0x110 [ 2060.506514] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2060.511533] ? do_syscall_64+0x21/0x620 [ 2060.515494] do_syscall_64+0xf9/0x620 [ 2060.519284] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2060.524463] RIP: 0033:0x7f32b454c22d [ 2060.528169] Code: Bad RIP value. [ 2060.531516] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2060.539212] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2060.546556] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2060.553809] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2060.561068] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2060.568323] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2060.575601] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2060.575726] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2060.582882] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2060.593003] in:imklog cpuset=/ mems_allowed=0-1 [ 2060.602333] Call Trace: [ 2060.609553] dump_stack+0x1fc/0x2ef [ 2060.613171] warn_alloc.cold+0x7b/0x18f [ 2060.617136] ? zone_watermark_ok_safe+0x260/0x260 [ 2060.621968] ? wakeup_kcompactd+0x27/0x540 [ 2060.626193] ? wakeup_kswapd+0x3cb/0x660 [ 2060.630244] ? __zone_watermark_ok+0x300/0x300 [ 2060.634822] ? wake_all_kswapds+0x143/0x2c0 [ 2060.639156] __alloc_pages_nodemask+0x232f/0x2890 [ 2060.644002] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2060.648834] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2060.653681] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2060.658520] ? mark_held_locks+0xf0/0xf0 [ 2060.662569] ? ____cache_alloc_node+0x156/0x1d0 [ 2060.667242] cache_grow_begin+0xa4/0x8a0 [ 2060.671301] fallback_alloc+0x213/0x2e0 [ 2060.675266] kmem_cache_alloc_node+0xe3/0x3b0 [ 2060.679755] __alloc_skb+0x71/0x560 [ 2060.683386] ndisc_alloc_skb+0x134/0x320 [ 2060.687441] ndisc_send_rs+0x33a/0x690 [ 2060.691330] addrconf_rs_timer+0x384/0x6a0 [ 2060.695567] ? ipv6_get_lladdr+0x490/0x490 [ 2060.699891] call_timer_fn+0x177/0x700 [ 2060.703763] ? ipv6_get_lladdr+0x490/0x490 [ 2060.707986] ? process_timeout+0x40/0x40 [ 2060.712052] ? _raw_spin_unlock_irq+0x24/0x80 [ 2060.716530] ? ipv6_get_lladdr+0x490/0x490 [ 2060.720752] ? ipv6_get_lladdr+0x490/0x490 [ 2060.724974] expire_timers+0x243/0x4e0 [ 2060.728859] run_timer_softirq+0x21c/0x670 [ 2060.733083] ? expire_timers+0x4e0/0x4e0 [ 2060.737137] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2060.742244] ? mac80211_hwsim_beacon+0x150/0x190 [ 2060.746992] ? check_preemption_disabled+0x41/0x280 [ 2060.751999] __do_softirq+0x265/0x980 [ 2060.755793] ? __local_bh_enable_ip+0x270/0x270 [ 2060.760447] run_ksoftirqd+0x57/0x110 [ 2060.764240] smpboot_thread_fn+0x655/0x9e0 [ 2060.768465] ? __kthread_parkme+0x4c/0x1e0 [ 2060.772685] ? sort_range+0x30/0x30 [ 2060.776316] ? __kthread_parkme+0x133/0x1e0 [ 2060.780625] ? sort_range+0x30/0x30 [ 2060.784243] kthread+0x33f/0x460 [ 2060.787597] ? kthread_park+0x180/0x180 [ 2060.791564] ret_from_fork+0x24/0x30 [ 2060.795289] warn_alloc_show_mem: 1 callbacks suppressed [ 2060.795297] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2060.795299] Mem-Info: [ 2060.795325] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2060.795325] active_file:13 inactive_file:13 isolated_file:0 [ 2060.795325] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2060.795325] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2060.795325] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2060.795325] free:11077 free_pcp:541 free_cma:0 [ 2060.800663] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2060.808015] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2060.810411] Call Trace: [ 2060.843813] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2060.853145] [ 2060.880965] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2060.883540] dump_stack+0x1fc/0x2ef [ 2060.909193] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2060.911340] warn_alloc.cold+0x7b/0x18f [ 2060.937414] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2060.941047] ? zone_watermark_ok_safe+0x260/0x260 [ 2060.946030] lowmem_reserve[]: 0 0 1 1 1 [ 2060.949996] ? wakeup_kcompactd+0x27/0x540 [ 2060.978946] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2060.983779] ? wakeup_kswapd+0x3cb/0x660 [ 2060.987717] lowmem_reserve[]: 0 0 0 0 0 [ 2060.991939] ? __zone_watermark_ok+0x300/0x300 [ 2061.017756] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2061.021814] ? wake_all_kswapds+0x143/0x2c0 [ 2061.025754] lowmem_reserve[]: 0 0 0 0 0 [ 2061.030323] __alloc_pages_nodemask+0x232f/0x2890 [ 2061.057960] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2061.062312] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2061.066258] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2061.071096] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2061.083897] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2061.088739] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2061.103106] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2061.107945] ? mark_held_locks+0xf0/0xf0 [ 2061.119006] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2061.123850] ? mark_held_locks+0xf0/0xf0 [ 2061.138770] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2061.142832] ? ____cache_alloc_node+0x156/0x1d0 [ 2061.151679] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2061.155752] cache_grow_begin+0xa4/0x8a0 [ 2061.164301] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2061.164310] 28277 total pagecache pages [ 2061.168987] fallback_alloc+0x213/0x2e0 [ 2061.177788] 0 pages in swap cache [ 2061.181850] kmem_cache_alloc_node+0xe3/0x3b0 [ 2061.190415] Swap cache stats: add 0, delete 0, find 0/0 [ 2061.194657] __alloc_skb+0x71/0x560 [ 2061.198604] Free swap = 0kB [ 2061.202044] __pskb_copy_fclone+0x10c/0xcc0 [ 2061.206511] Total swap = 0kB [ 2061.211884] ? check_preemption_disabled+0x41/0x280 [ 2061.215491] 2097051 pages RAM [ 2061.218541] tipc_udp_send_msg+0x302/0x490 [ 2061.222838] 0 pages HighMem/MovableOnly [ 2061.225854] tipc_bearer_xmit_skb+0x15b/0x330 [ 2061.230832] 369649 pages reserved [ 2061.230839] 0 pages cma reserved [ 2061.233950] tipc_disc_timeout+0x855/0xc90 [ 2061.238228] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2061.242228] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2061.246767] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2061.250145] ? lock_downgrade+0x720/0x720 [ 2061.253485] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2061.257720] ? assoc_array_delete+0x283/0xc10 [ 2061.292399] call_timer_fn+0x177/0x700 [ 2061.296283] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2061.300853] ? process_timeout+0x40/0x40 [ 2061.304903] ? mark_held_locks+0xa6/0xf0 [ 2061.308960] ? _raw_spin_unlock_irq+0x24/0x80 [ 2061.313454] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2061.317937] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2061.322428] expire_timers+0x243/0x4e0 [ 2061.326309] run_timer_softirq+0x21c/0x670 [ 2061.330549] ? expire_timers+0x4e0/0x4e0 [ 2061.334603] ? check_preemption_disabled+0x41/0x280 [ 2061.339637] __do_softirq+0x265/0x980 [ 2061.343439] irq_exit+0x215/0x260 [ 2061.346879] smp_apic_timer_interrupt+0x136/0x550 [ 2061.351712] apic_timer_interrupt+0xf/0x20 [ 2061.355934] [ 2061.358163] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2061.363603] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2061.382767] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2061.390460] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2061.397742] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2061.405017] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2061.412273] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2061.419529] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2061.426801] ? list_lru_count_one+0x41/0x360 [ 2061.431223] list_lru_count_one+0x41/0x360 [ 2061.435449] super_cache_count+0x1b4/0x2e0 [ 2061.439670] ? f2fs_shrink_count+0x217/0x2a0 [ 2061.444071] do_shrink_slab+0x10b/0xa40 [ 2061.448169] shrink_slab+0x16f/0x550 [ 2061.451889] ? do_shrink_slab+0xa40/0xa40 [ 2061.456051] shrink_node.isra.0+0x2d3/0x1300 [ 2061.460554] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2061.465385] ? queue_work_on+0x11a/0x1f0 [ 2061.469442] ? vmpressure+0x28a/0x320 [ 2061.473242] do_try_to_free_pages+0x38e/0xfe0 [ 2061.477735] ? node_reclaim+0x850/0x850 [ 2061.481710] try_to_free_pages+0x27f/0x7c0 [ 2061.485932] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2061.490597] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2061.495625] __alloc_pages_nodemask+0xcc8/0x2890 [ 2061.500382] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2061.505217] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2061.510052] ? finish_task_switch+0x146/0x760 [ 2061.514547] ? mark_held_locks+0xa6/0xf0 [ 2061.518595] ? ____cache_alloc_node+0x156/0x1d0 [ 2061.523254] ? cache_grow_begin+0x64/0x8a0 [ 2061.527478] cache_grow_begin+0xa4/0x8a0 [ 2061.531540] fallback_alloc+0x213/0x2e0 [ 2061.535506] kmem_cache_alloc_trace+0x1f1/0x380 [ 2061.540168] do_syslog.part.0+0x24f/0x1510 [ 2061.544411] ? console_trylock+0x90/0x90 [ 2061.548463] ? wait_woken+0x250/0x250 [ 2061.552253] ? security_syslog+0x73/0x90 [ 2061.556305] do_syslog+0x49/0x60 [ 2061.559663] kmsg_read+0x8a/0xb0 [ 2061.563038] ? kmsg_poll+0xb0/0xb0 [ 2061.566565] proc_reg_read+0x1bd/0x2d0 [ 2061.570444] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2061.575363] ? lock_acquire+0x170/0x3c0 [ 2061.579328] ? __fdget_pos+0x26f/0x310 [ 2061.583221] __vfs_read+0xf7/0x750 [ 2061.586751] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2061.591687] ? __se_sys_copy_file_range+0x410/0x410 [ 2061.596690] ? fsnotify_first_mark+0x200/0x200 [ 2061.601262] ? mutex_trylock+0x1a0/0x1a0 [ 2061.605317] ? security_file_permission+0x1c0/0x220 [ 2061.610326] vfs_read+0x194/0x3c0 [ 2061.613773] ksys_read+0x12b/0x2a0 [ 2061.617316] ? kernel_write+0x110/0x110 [ 2061.621282] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2061.626287] ? do_syscall_64+0x21/0x620 [ 2061.630259] do_syscall_64+0xf9/0x620 [ 2061.634054] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2061.639235] RIP: 0033:0x7f32b454c22d [ 2061.642944] Code: Bad RIP value. [ 2061.646299] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2061.653995] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2061.661251] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2061.668510] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2061.675770] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2061.683046] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2061.690330] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2061.690430] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2061.697604] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2061.707718] in:imklog cpuset=/ mems_allowed=0-1 [ 2061.717056] Call Trace: [ 2061.724280] dump_stack+0x1fc/0x2ef [ 2061.727901] warn_alloc.cold+0x7b/0x18f [ 2061.731867] ? zone_watermark_ok_safe+0x260/0x260 [ 2061.736700] ? wakeup_kcompactd+0x27/0x540 [ 2061.740932] ? wakeup_kswapd+0x3cb/0x660 [ 2061.745071] ? __zone_watermark_ok+0x300/0x300 [ 2061.749663] ? wake_all_kswapds+0x143/0x2c0 [ 2061.753979] __alloc_pages_nodemask+0x232f/0x2890 [ 2061.758824] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2061.763659] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2061.768492] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2061.773332] ? mark_held_locks+0xf0/0xf0 [ 2061.777397] ? ____cache_alloc_node+0x156/0x1d0 [ 2061.782062] cache_grow_begin+0xa4/0x8a0 [ 2061.786117] fallback_alloc+0x213/0x2e0 [ 2061.790084] kmem_cache_alloc_node+0xe3/0x3b0 [ 2061.794574] __alloc_skb+0x71/0x560 [ 2061.798208] ndisc_alloc_skb+0x134/0x320 [ 2061.802259] ndisc_send_rs+0x33a/0x690 [ 2061.806162] addrconf_rs_timer+0x384/0x6a0 [ 2061.810397] ? ipv6_get_lladdr+0x490/0x490 [ 2061.814640] call_timer_fn+0x177/0x700 [ 2061.818523] ? ipv6_get_lladdr+0x490/0x490 [ 2061.822748] ? process_timeout+0x40/0x40 [ 2061.826801] ? _raw_spin_unlock_irq+0x24/0x80 [ 2061.831286] ? ipv6_get_lladdr+0x490/0x490 [ 2061.835515] ? ipv6_get_lladdr+0x490/0x490 [ 2061.839760] expire_timers+0x243/0x4e0 [ 2061.843641] run_timer_softirq+0x21c/0x670 [ 2061.847881] ? expire_timers+0x4e0/0x4e0 [ 2061.851947] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2061.857042] ? mac80211_hwsim_beacon+0x150/0x190 [ 2061.861790] ? check_preemption_disabled+0x41/0x280 [ 2061.866802] __do_softirq+0x265/0x980 [ 2061.870609] ? __local_bh_enable_ip+0x270/0x270 [ 2061.875290] run_ksoftirqd+0x57/0x110 [ 2061.879118] smpboot_thread_fn+0x655/0x9e0 [ 2061.883343] ? __kthread_parkme+0x4c/0x1e0 [ 2061.888262] ? sort_range+0x30/0x30 [ 2061.891878] ? __kthread_parkme+0x133/0x1e0 [ 2061.896190] ? sort_range+0x30/0x30 [ 2061.899903] kthread+0x33f/0x460 [ 2061.903273] ? kthread_park+0x180/0x180 [ 2061.907241] ret_from_fork+0x24/0x30 [ 2061.910954] warn_alloc_show_mem: 1 callbacks suppressed [ 2061.910963] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2061.910964] Mem-Info: [ 2061.911003] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2061.911003] active_file:13 inactive_file:13 isolated_file:0 [ 2061.911003] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2061.911003] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2061.911003] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2061.911003] free:11077 free_pcp:541 free_cma:0 [ 2061.916346] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2061.923699] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2061.926085] Call Trace: [ 2061.959483] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2061.968805] [ 2061.996654] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2061.999253] dump_stack+0x1fc/0x2ef [ 2062.024982] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2062.027132] warn_alloc.cold+0x7b/0x18f [ 2062.053210] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2062.056837] ? zone_watermark_ok_safe+0x260/0x260 [ 2062.061807] lowmem_reserve[]: 0 0 1 1 1 [ 2062.065784] ? wakeup_kcompactd+0x27/0x540 [ 2062.094727] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2062.099561] ? wakeup_kswapd+0x3cb/0x660 [ 2062.103502] lowmem_reserve[]: 0 0 0 0 0 [ 2062.107724] ? __zone_watermark_ok+0x300/0x300 [ 2062.133557] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2062.137610] ? wake_all_kswapds+0x143/0x2c0 [ 2062.141551] lowmem_reserve[]: 0 0 0 0 0 [ 2062.146124] __alloc_pages_nodemask+0x232f/0x2890 [ 2062.173771] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2062.178110] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2062.182030] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2062.186880] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2062.199684] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2062.204514] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2062.218886] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2062.223742] ? retint_kernel+0x2d/0x2d [ 2062.234746] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2062.239580] ? __alloc_skb+0x71/0x560 [ 2062.254460] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2062.258351] ? static_obj+0x50/0x50 [ 2062.267157] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2062.270938] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 2062.279514] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2062.283136] ? ____cache_alloc_node+0x156/0x1d0 [ 2062.291945] 28277 total pagecache pages [ 2062.296959] cache_grow_begin+0xa4/0x8a0 [ 2062.305508] 0 pages in swap cache [ 2062.310165] fallback_alloc+0x213/0x2e0 [ 2062.314111] Swap cache stats: add 0, delete 0, find 0/0 [ 2062.318158] kmem_cache_alloc_node+0xe3/0x3b0 [ 2062.321577] Free swap = 0kB [ 2062.325538] __alloc_skb+0x71/0x560 [ 2062.330869] Total swap = 0kB [ 2062.335351] __netdev_alloc_skb+0x76/0x460 [ 2062.338339] 2097051 pages RAM [ 2062.341960] send_hsr_supervision_frame+0x107/0xf70 [ 2062.344965] 0 pages HighMem/MovableOnly [ 2062.349199] ? lock_acquire+0x170/0x3c0 [ 2062.352272] 369649 pages reserved [ 2062.357282] ? check_preemption_disabled+0x41/0x280 [ 2062.361224] 0 pages cma reserved [ 2062.365187] hsr_announce+0x125/0x3a0 [ 2062.368682] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2062.373613] call_timer_fn+0x177/0x700 [ 2062.377229] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2062.380749] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2062.387210] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2062.391086] ? process_timeout+0x40/0x40 [ 2062.415403] ? mark_held_locks+0xa6/0xf0 [ 2062.419455] ? _raw_spin_unlock_irq+0x24/0x80 [ 2062.423941] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2062.429123] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2062.434306] expire_timers+0x243/0x4e0 [ 2062.438193] run_timer_softirq+0x21c/0x670 [ 2062.442433] ? expire_timers+0x4e0/0x4e0 [ 2062.446486] ? check_preemption_disabled+0x41/0x280 [ 2062.451495] __do_softirq+0x265/0x980 [ 2062.455293] irq_exit+0x215/0x260 [ 2062.458733] smp_apic_timer_interrupt+0x136/0x550 [ 2062.463566] apic_timer_interrupt+0xf/0x20 [ 2062.467786] [ 2062.470017] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2062.475477] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2062.494379] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2062.502079] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2062.509336] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2062.516593] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2062.523956] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2062.531214] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2062.538489] ? list_lru_count_one+0x41/0x360 [ 2062.542899] list_lru_count_one+0x41/0x360 [ 2062.547153] super_cache_count+0x1b4/0x2e0 [ 2062.551377] ? f2fs_shrink_count+0x217/0x2a0 [ 2062.555779] do_shrink_slab+0x10b/0xa40 [ 2062.559748] shrink_slab+0x16f/0x550 [ 2062.563459] ? do_shrink_slab+0xa40/0xa40 [ 2062.567607] shrink_node.isra.0+0x2d3/0x1300 [ 2062.572015] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2062.576847] ? queue_work_on+0x11a/0x1f0 [ 2062.580899] ? vmpressure+0x28a/0x320 [ 2062.584694] do_try_to_free_pages+0x38e/0xfe0 [ 2062.589200] ? node_reclaim+0x850/0x850 [ 2062.593176] try_to_free_pages+0x27f/0x7c0 [ 2062.597400] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2062.602082] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2062.607181] __alloc_pages_nodemask+0xcc8/0x2890 [ 2062.611955] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2062.616786] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2062.621618] ? finish_task_switch+0x146/0x760 [ 2062.626132] ? mark_held_locks+0xa6/0xf0 [ 2062.630184] ? ____cache_alloc_node+0x156/0x1d0 [ 2062.634856] ? cache_grow_begin+0x64/0x8a0 [ 2062.639089] cache_grow_begin+0xa4/0x8a0 [ 2062.643148] fallback_alloc+0x213/0x2e0 [ 2062.647205] kmem_cache_alloc_trace+0x1f1/0x380 [ 2062.651874] do_syslog.part.0+0x24f/0x1510 [ 2062.656110] ? console_trylock+0x90/0x90 [ 2062.660160] ? wait_woken+0x250/0x250 [ 2062.663954] ? security_syslog+0x73/0x90 [ 2062.668012] do_syslog+0x49/0x60 [ 2062.671380] kmsg_read+0x8a/0xb0 [ 2062.674822] ? kmsg_poll+0xb0/0xb0 [ 2062.678350] proc_reg_read+0x1bd/0x2d0 [ 2062.682319] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2062.687247] ? lock_acquire+0x170/0x3c0 [ 2062.691212] ? __fdget_pos+0x26f/0x310 [ 2062.695099] __vfs_read+0xf7/0x750 [ 2062.698645] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2062.703568] ? __se_sys_copy_file_range+0x410/0x410 [ 2062.708573] ? fsnotify_first_mark+0x200/0x200 [ 2062.713162] ? mutex_trylock+0x1a0/0x1a0 [ 2062.717218] ? security_file_permission+0x1c0/0x220 [ 2062.722227] vfs_read+0x194/0x3c0 [ 2062.725672] ksys_read+0x12b/0x2a0 [ 2062.729206] ? kernel_write+0x110/0x110 [ 2062.733173] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2062.738194] ? do_syscall_64+0x21/0x620 [ 2062.742162] do_syscall_64+0xf9/0x620 [ 2062.745957] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2062.751137] RIP: 0033:0x7f32b454c22d [ 2062.754932] Code: Bad RIP value. [ 2062.758297] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2062.766005] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2062.773263] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2062.780524] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2062.787796] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2062.795053] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2062.802329] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2062.802543] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2062.809624] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2062.819738] in:imklog cpuset=/ mems_allowed=0-1 [ 2062.829070] Call Trace: [ 2062.836383] dump_stack+0x1fc/0x2ef [ 2062.840006] warn_alloc.cold+0x7b/0x18f [ 2062.843972] ? zone_watermark_ok_safe+0x260/0x260 [ 2062.848803] ? wakeup_kcompactd+0x27/0x540 [ 2062.853033] ? wakeup_kswapd+0x3cb/0x660 [ 2062.857084] ? __zone_watermark_ok+0x300/0x300 [ 2062.861658] ? wake_all_kswapds+0x143/0x2c0 [ 2062.865972] __alloc_pages_nodemask+0x232f/0x2890 [ 2062.870817] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2062.877225] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2062.882059] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2062.886901] ? mark_held_locks+0xf0/0xf0 [ 2062.890953] ? static_obj+0x50/0x50 [ 2062.894577] ? ____cache_alloc_node+0x156/0x1d0 [ 2062.899267] cache_grow_begin+0xa4/0x8a0 [ 2062.903323] fallback_alloc+0x213/0x2e0 [ 2062.907291] kmem_cache_alloc_node+0xe3/0x3b0 [ 2062.911789] __alloc_skb+0x71/0x560 [ 2062.915410] __netdev_alloc_skb+0x76/0x460 [ 2062.919641] send_hsr_supervision_frame+0x107/0xf70 [ 2062.924660] ? lock_acquire+0x170/0x3c0 [ 2062.928633] ? check_preemption_disabled+0x41/0x280 [ 2062.933653] hsr_announce+0x125/0x3a0 [ 2062.937448] call_timer_fn+0x177/0x700 [ 2062.941412] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2062.946594] ? process_timeout+0x40/0x40 [ 2062.950649] ? _raw_spin_unlock_irq+0x24/0x80 [ 2062.955135] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2062.960315] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2062.965513] expire_timers+0x243/0x4e0 [ 2062.969393] run_timer_softirq+0x21c/0x670 [ 2062.973618] ? expire_timers+0x4e0/0x4e0 [ 2062.977670] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2062.982766] ? mac80211_hwsim_beacon+0x150/0x190 [ 2062.987527] ? check_preemption_disabled+0x41/0x280 [ 2062.992538] __do_softirq+0x265/0x980 [ 2062.996333] ? __local_bh_enable_ip+0x270/0x270 [ 2063.000993] run_ksoftirqd+0x57/0x110 [ 2063.004784] smpboot_thread_fn+0x655/0x9e0 [ 2063.009006] ? __kthread_parkme+0x4c/0x1e0 [ 2063.013239] ? sort_range+0x30/0x30 [ 2063.016852] ? __kthread_parkme+0x133/0x1e0 [ 2063.021163] ? sort_range+0x30/0x30 [ 2063.024780] kthread+0x33f/0x460 [ 2063.028134] ? kthread_park+0x180/0x180 [ 2063.032107] ret_from_fork+0x24/0x30 [ 2063.035819] warn_alloc_show_mem: 1 callbacks suppressed [ 2063.035828] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2063.035830] Mem-Info: [ 2063.035856] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2063.035856] active_file:13 inactive_file:13 isolated_file:0 [ 2063.035856] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2063.035856] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2063.035856] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2063.035856] free:11077 free_pcp:541 free_cma:0 [ 2063.041192] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2063.048546] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2063.050929] Call Trace: [ 2063.084420] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2063.093741] [ 2063.121568] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2063.124146] dump_stack+0x1fc/0x2ef [ 2063.149800] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2063.151950] warn_alloc.cold+0x7b/0x18f [ 2063.178047] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2063.181675] ? zone_watermark_ok_safe+0x260/0x260 [ 2063.186655] lowmem_reserve[]: 0 0 1 1 1 [ 2063.190634] ? wakeup_kcompactd+0x27/0x540 [ 2063.219576] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2063.224430] ? wakeup_kswapd+0x3cb/0x660 [ 2063.228368] lowmem_reserve[]: 0 0 0 0 0 [ 2063.232591] ? __zone_watermark_ok+0x300/0x300 [ 2063.258425] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2063.262480] ? wake_all_kswapds+0x143/0x2c0 [ 2063.266422] lowmem_reserve[]: 0 0 0 0 0 [ 2063.270995] __alloc_pages_nodemask+0x232f/0x2890 [ 2063.298720] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2063.303065] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2063.306992] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2063.311823] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2063.324624] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2063.329456] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2063.343812] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2063.348650] ? mark_held_locks+0xf0/0xf0 [ 2063.359624] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2063.364448] ? static_obj+0x50/0x50 [ 2063.379358] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2063.383439] ? ____cache_alloc_node+0x156/0x1d0 [ 2063.392244] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2063.395852] cache_grow_begin+0xa4/0x8a0 [ 2063.404402] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2063.409070] fallback_alloc+0x213/0x2e0 [ 2063.417870] 28277 total pagecache pages [ 2063.421921] kmem_cache_alloc_node+0xe3/0x3b0 [ 2063.430466] 0 pages in swap cache [ 2063.434428] __alloc_skb+0x71/0x560 [ 2063.438368] Swap cache stats: add 0, delete 0, find 0/0 [ 2063.442863] __netdev_alloc_skb+0x76/0x460 [ 2063.446286] Free swap = 0kB [ 2063.449913] send_hsr_supervision_frame+0x107/0xf70 [ 2063.455252] Total swap = 0kB [ 2063.459474] ? lock_acquire+0x170/0x3c0 [ 2063.462461] 2097051 pages RAM [ 2063.467466] ? check_preemption_disabled+0x41/0x280 [ 2063.470448] 0 pages HighMem/MovableOnly [ 2063.474409] hsr_announce+0x125/0x3a0 [ 2063.477485] 369649 pages reserved [ 2063.482483] call_timer_fn+0x177/0x700 [ 2063.486427] 0 pages cma reserved [ 2063.490214] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2063.494154] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2063.497874] ? process_timeout+0x40/0x40 [ 2063.501217] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2063.506396] ? mark_held_locks+0xa6/0xf0 [ 2063.529609] ? _raw_spin_unlock_irq+0x24/0x80 [ 2063.534095] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2063.539276] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2063.544472] expire_timers+0x243/0x4e0 [ 2063.548358] run_timer_softirq+0x21c/0x670 [ 2063.552585] ? expire_timers+0x4e0/0x4e0 [ 2063.556638] ? check_preemption_disabled+0x41/0x280 [ 2063.561649] __do_softirq+0x265/0x980 [ 2063.565445] irq_exit+0x215/0x260 [ 2063.568888] smp_apic_timer_interrupt+0x136/0x550 [ 2063.573722] apic_timer_interrupt+0xf/0x20 [ 2063.577949] [ 2063.580177] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2063.585616] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2063.604623] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2063.612326] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2063.619588] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2063.626857] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2063.634118] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2063.641380] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2063.648656] ? list_lru_count_one+0x41/0x360 [ 2063.653058] list_lru_count_one+0x41/0x360 [ 2063.657284] super_cache_count+0x1b4/0x2e0 [ 2063.661516] ? f2fs_shrink_count+0x217/0x2a0 [ 2063.665938] do_shrink_slab+0x10b/0xa40 [ 2063.669916] shrink_slab+0x16f/0x550 [ 2063.673642] ? do_shrink_slab+0xa40/0xa40 [ 2063.677799] shrink_node.isra.0+0x2d3/0x1300 [ 2063.682210] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2063.687059] ? queue_work_on+0x11a/0x1f0 [ 2063.691111] ? vmpressure+0x28a/0x320 [ 2063.695003] do_try_to_free_pages+0x38e/0xfe0 [ 2063.699513] ? node_reclaim+0x850/0x850 [ 2063.703482] try_to_free_pages+0x27f/0x7c0 [ 2063.707713] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2063.712376] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2063.717388] __alloc_pages_nodemask+0xcc8/0x2890 [ 2063.722148] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2063.726978] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2063.731826] ? finish_task_switch+0x146/0x760 [ 2063.736321] ? mark_held_locks+0xa6/0xf0 [ 2063.740369] ? ____cache_alloc_node+0x156/0x1d0 [ 2063.745024] ? cache_grow_begin+0x64/0x8a0 [ 2063.749255] cache_grow_begin+0xa4/0x8a0 [ 2063.753308] fallback_alloc+0x213/0x2e0 [ 2063.757274] kmem_cache_alloc_trace+0x1f1/0x380 [ 2063.761937] do_syslog.part.0+0x24f/0x1510 [ 2063.766168] ? console_trylock+0x90/0x90 [ 2063.770218] ? wait_woken+0x250/0x250 [ 2063.774012] ? security_syslog+0x73/0x90 [ 2063.778073] do_syslog+0x49/0x60 [ 2063.781434] kmsg_read+0x8a/0xb0 [ 2063.784788] ? kmsg_poll+0xb0/0xb0 [ 2063.788316] proc_reg_read+0x1bd/0x2d0 [ 2063.792193] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2063.797111] ? lock_acquire+0x170/0x3c0 [ 2063.801071] ? __fdget_pos+0x26f/0x310 [ 2063.804947] __vfs_read+0xf7/0x750 [ 2063.808476] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2063.813398] ? __se_sys_copy_file_range+0x410/0x410 [ 2063.818406] ? fsnotify_first_mark+0x200/0x200 [ 2063.822981] ? mutex_trylock+0x1a0/0x1a0 [ 2063.827041] ? security_file_permission+0x1c0/0x220 [ 2063.832054] vfs_read+0x194/0x3c0 [ 2063.835514] ksys_read+0x12b/0x2a0 [ 2063.839060] ? kernel_write+0x110/0x110 [ 2063.843035] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2063.848045] ? do_syscall_64+0x21/0x620 [ 2063.852023] do_syscall_64+0xf9/0x620 [ 2063.855838] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2063.861017] RIP: 0033:0x7f32b454c22d [ 2063.864752] Code: Bad RIP value. [ 2063.868123] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2063.875817] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2063.883074] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2063.890330] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2063.897588] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2063.904844] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2063.912117] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2063.912249] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2063.919396] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2063.929510] in:imklog cpuset=/ mems_allowed=0-1 [ 2063.938849] Call Trace: [ 2063.946075] dump_stack+0x1fc/0x2ef [ 2063.949696] warn_alloc.cold+0x7b/0x18f [ 2063.953763] ? zone_watermark_ok_safe+0x260/0x260 [ 2063.958593] ? wakeup_kcompactd+0x27/0x540 [ 2063.962820] ? wakeup_kswapd+0x3cb/0x660 [ 2063.966869] ? __zone_watermark_ok+0x300/0x300 [ 2063.971440] ? wake_all_kswapds+0x143/0x2c0 [ 2063.975770] __alloc_pages_nodemask+0x232f/0x2890 [ 2063.980670] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2063.985500] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2063.990331] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2063.995169] ? mark_held_locks+0xf0/0xf0 [ 2063.999222] ? static_obj+0x50/0x50 [ 2064.002851] ? ____cache_alloc_node+0x156/0x1d0 [ 2064.007518] cache_grow_begin+0xa4/0x8a0 [ 2064.011575] fallback_alloc+0x213/0x2e0 [ 2064.015543] kmem_cache_alloc_node+0xe3/0x3b0 [ 2064.020033] __alloc_skb+0x71/0x560 [ 2064.023655] __netdev_alloc_skb+0x76/0x460 [ 2064.027884] send_hsr_supervision_frame+0x107/0xf70 [ 2064.032889] ? lock_acquire+0x170/0x3c0 [ 2064.036856] ? check_preemption_disabled+0x41/0x280 [ 2064.041862] hsr_announce+0x125/0x3a0 [ 2064.045663] call_timer_fn+0x177/0x700 [ 2064.049542] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2064.054722] ? process_timeout+0x40/0x40 [ 2064.058775] ? _raw_spin_unlock_irq+0x24/0x80 [ 2064.063257] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2064.068436] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2064.073620] expire_timers+0x243/0x4e0 [ 2064.077510] run_timer_softirq+0x21c/0x670 [ 2064.081738] ? expire_timers+0x4e0/0x4e0 [ 2064.085789] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2064.090892] ? mac80211_hwsim_beacon+0x150/0x190 [ 2064.095641] ? check_preemption_disabled+0x41/0x280 [ 2064.100738] __do_softirq+0x265/0x980 [ 2064.104542] ? __local_bh_enable_ip+0x270/0x270 [ 2064.109204] run_ksoftirqd+0x57/0x110 [ 2064.112996] smpboot_thread_fn+0x655/0x9e0 [ 2064.117221] ? __kthread_parkme+0x4c/0x1e0 [ 2064.121557] ? sort_range+0x30/0x30 [ 2064.125171] ? __kthread_parkme+0x133/0x1e0 [ 2064.129481] ? sort_range+0x30/0x30 [ 2064.133103] kthread+0x33f/0x460 [ 2064.136455] ? kthread_park+0x180/0x180 [ 2064.140419] ret_from_fork+0x24/0x30 [ 2064.144129] warn_alloc_show_mem: 1 callbacks suppressed [ 2064.144138] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2064.144140] Mem-Info: [ 2064.144165] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2064.144165] active_file:13 inactive_file:13 isolated_file:0 [ 2064.144165] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2064.144165] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2064.144165] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2064.144165] free:11077 free_pcp:541 free_cma:0 [ 2064.149500] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2064.156852] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2064.159239] Call Trace: [ 2064.192733] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2064.202059] [ 2064.229883] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2064.232462] dump_stack+0x1fc/0x2ef [ 2064.258127] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2064.260798] warn_alloc.cold+0x7b/0x18f [ 2064.286876] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2064.290498] ? zone_watermark_ok_safe+0x260/0x260 [ 2064.295494] lowmem_reserve[]: 0 0 1 1 1 [ 2064.299457] ? wakeup_kcompactd+0x27/0x540 [ 2064.328432] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2064.333277] ? wakeup_kswapd+0x3cb/0x660 [ 2064.337220] lowmem_reserve[]: 0 0 0 0 0 [ 2064.341453] ? __zone_watermark_ok+0x300/0x300 [ 2064.367280] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2064.371335] ? wake_all_kswapds+0x143/0x2c0 [ 2064.375289] lowmem_reserve[]: 0 0 0 0 0 [ 2064.379862] __alloc_pages_nodemask+0x232f/0x2890 [ 2064.407521] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2064.411941] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2064.415862] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2064.420707] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2064.433515] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2064.438344] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2064.452719] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2064.457754] ? mark_held_locks+0xf0/0xf0 [ 2064.468741] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2064.473571] ? static_obj+0x50/0x50 [ 2064.488456] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2064.492501] ? ____cache_alloc_node+0x156/0x1d0 [ 2064.501324] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2064.504947] cache_grow_begin+0xa4/0x8a0 [ 2064.513490] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2064.518159] fallback_alloc+0x213/0x2e0 [ 2064.526971] 28277 total pagecache pages [ 2064.531024] kmem_cache_alloc_node+0xe3/0x3b0 [ 2064.539569] 0 pages in swap cache [ 2064.543532] __alloc_skb+0x71/0x560 [ 2064.547476] Swap cache stats: add 0, delete 0, find 0/0 [ 2064.551954] __netdev_alloc_skb+0x76/0x460 [ 2064.555372] Free swap = 0kB [ 2064.555379] Total swap = 0kB [ 2064.559030] send_hsr_supervision_frame+0x107/0xf70 [ 2064.564360] 2097051 pages RAM [ 2064.568600] ? lock_acquire+0x170/0x3c0 [ 2064.571587] 0 pages HighMem/MovableOnly [ 2064.574594] ? check_preemption_disabled+0x41/0x280 [ 2064.579577] 369649 pages reserved [ 2064.582671] hsr_announce+0x125/0x3a0 [ 2064.586611] 0 pages cma reserved [ 2064.586881] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2064.590576] call_timer_fn+0x177/0x700 [ 2064.590595] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2064.595765] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2064.599208] ? process_timeout+0x40/0x40 [ 2064.599225] ? mark_held_locks+0xa6/0xf0 [ 2064.638638] ? _raw_spin_unlock_irq+0x24/0x80 [ 2064.643126] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2064.648305] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2064.653485] expire_timers+0x243/0x4e0 [ 2064.657367] run_timer_softirq+0x21c/0x670 [ 2064.661596] ? expire_timers+0x4e0/0x4e0 [ 2064.665827] ? check_preemption_disabled+0x41/0x280 [ 2064.670839] __do_softirq+0x265/0x980 [ 2064.674635] irq_exit+0x215/0x260 [ 2064.678078] smp_apic_timer_interrupt+0x136/0x550 [ 2064.682911] apic_timer_interrupt+0xf/0x20 [ 2064.687131] [ 2064.689371] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2064.694810] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2064.713785] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2064.721481] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2064.728736] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2064.735991] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2064.743247] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2064.750503] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2064.757790] ? list_lru_count_one+0x41/0x360 [ 2064.762192] list_lru_count_one+0x41/0x360 [ 2064.766417] super_cache_count+0x1b4/0x2e0 [ 2064.770805] ? f2fs_shrink_count+0x217/0x2a0 [ 2064.775206] do_shrink_slab+0x10b/0xa40 [ 2064.779329] shrink_slab+0x16f/0x550 [ 2064.783033] ? do_shrink_slab+0xa40/0xa40 [ 2064.787181] shrink_node.isra.0+0x2d3/0x1300 [ 2064.791592] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2064.796427] ? queue_work_on+0x11a/0x1f0 [ 2064.800497] ? vmpressure+0x28a/0x320 [ 2064.804291] do_try_to_free_pages+0x38e/0xfe0 [ 2064.808784] ? node_reclaim+0x850/0x850 [ 2064.812756] try_to_free_pages+0x27f/0x7c0 [ 2064.816980] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2064.821643] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2064.826656] __alloc_pages_nodemask+0xcc8/0x2890 [ 2064.831418] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2064.836270] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2064.841101] ? finish_task_switch+0x146/0x760 [ 2064.845620] ? mark_held_locks+0xa6/0xf0 [ 2064.849677] ? ____cache_alloc_node+0x156/0x1d0 [ 2064.854333] ? cache_grow_begin+0x64/0x8a0 [ 2064.858563] cache_grow_begin+0xa4/0x8a0 [ 2064.862667] fallback_alloc+0x213/0x2e0 [ 2064.866638] kmem_cache_alloc_trace+0x1f1/0x380 [ 2064.871302] do_syslog.part.0+0x24f/0x1510 [ 2064.875540] ? console_trylock+0x90/0x90 [ 2064.879603] ? wait_woken+0x250/0x250 [ 2064.883395] ? security_syslog+0x73/0x90 [ 2064.887456] do_syslog+0x49/0x60 [ 2064.890812] kmsg_read+0x8a/0xb0 [ 2064.894166] ? kmsg_poll+0xb0/0xb0 [ 2064.897694] proc_reg_read+0x1bd/0x2d0 [ 2064.901576] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2064.906496] ? lock_acquire+0x170/0x3c0 [ 2064.910457] ? __fdget_pos+0x26f/0x310 [ 2064.914338] __vfs_read+0xf7/0x750 [ 2064.917871] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2064.922791] ? __se_sys_copy_file_range+0x410/0x410 [ 2064.927794] ? fsnotify_first_mark+0x200/0x200 [ 2064.932371] ? mutex_trylock+0x1a0/0x1a0 [ 2064.936428] ? security_file_permission+0x1c0/0x220 [ 2064.941454] vfs_read+0x194/0x3c0 [ 2064.944900] ksys_read+0x12b/0x2a0 [ 2064.948433] ? kernel_write+0x110/0x110 [ 2064.952398] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2064.957406] ? do_syscall_64+0x21/0x620 [ 2064.961372] do_syscall_64+0xf9/0x620 [ 2064.965165] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2064.970347] RIP: 0033:0x7f32b454c22d [ 2064.974055] Code: Bad RIP value. [ 2064.977406] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2064.985099] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2064.992357] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2064.999612] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2065.006870] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2065.014125] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2065.021398] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2065.021523] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2065.028671] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2065.038784] in:imklog cpuset=/ mems_allowed=0-1 [ 2065.048119] Call Trace: [ 2065.055338] dump_stack+0x1fc/0x2ef [ 2065.058975] warn_alloc.cold+0x7b/0x18f [ 2065.062943] ? zone_watermark_ok_safe+0x260/0x260 [ 2065.067785] ? wakeup_kcompactd+0x27/0x540 [ 2065.072012] ? wakeup_kswapd+0x3cb/0x660 [ 2065.076065] ? __zone_watermark_ok+0x300/0x300 [ 2065.080642] ? wake_all_kswapds+0x143/0x2c0 [ 2065.084965] __alloc_pages_nodemask+0x232f/0x2890 [ 2065.089811] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2065.094645] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2065.099477] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2065.104319] ? ____cache_alloc_node+0x156/0x1d0 [ 2065.108979] cache_grow_begin+0xa4/0x8a0 [ 2065.113061] fallback_alloc+0x213/0x2e0 [ 2065.117048] kmem_cache_alloc_node+0xe3/0x3b0 [ 2065.121552] __alloc_skb+0x71/0x560 [ 2065.125170] __neigh_notify+0x84/0x160 [ 2065.129045] ? __neigh_event_send+0xf70/0xf70 [ 2065.133528] neigh_timer_handler+0x5eb/0xc70 [ 2065.137939] call_timer_fn+0x177/0x700 [ 2065.141813] ? neigh_ifdown+0x360/0x360 [ 2065.145785] ? process_timeout+0x40/0x40 [ 2065.149844] ? _raw_spin_unlock_irq+0x24/0x80 [ 2065.154328] ? neigh_ifdown+0x360/0x360 [ 2065.158295] ? neigh_ifdown+0x360/0x360 [ 2065.162261] expire_timers+0x243/0x4e0 [ 2065.166142] run_timer_softirq+0x21c/0x670 [ 2065.170368] ? expire_timers+0x4e0/0x4e0 [ 2065.174423] ? mac80211_hwsim_beacon+0x150/0x190 [ 2065.179182] ? check_preemption_disabled+0x41/0x280 [ 2065.184207] __do_softirq+0x265/0x980 [ 2065.188004] ? __local_bh_enable_ip+0x270/0x270 [ 2065.192671] run_ksoftirqd+0x57/0x110 [ 2065.196548] smpboot_thread_fn+0x655/0x9e0 [ 2065.200859] ? __kthread_parkme+0x4c/0x1e0 [ 2065.205084] ? sort_range+0x30/0x30 [ 2065.208698] ? __kthread_parkme+0x133/0x1e0 [ 2065.213024] ? sort_range+0x30/0x30 [ 2065.216659] kthread+0x33f/0x460 [ 2065.220014] ? kthread_park+0x180/0x180 [ 2065.224097] ret_from_fork+0x24/0x30 [ 2065.228342] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2065.228347] warn_alloc_show_mem: 1 callbacks suppressed [ 2065.228354] Mem-Info: [ 2065.235714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2065.241092] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2065.241092] active_file:13 inactive_file:13 isolated_file:0 [ 2065.241092] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2065.241092] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2065.241092] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2065.241092] free:11077 free_pcp:541 free_cma:0 [ 2065.243462] Call Trace: [ 2065.252853] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2065.286868] [ 2065.289459] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2065.317289] dump_stack+0x1fc/0x2ef [ 2065.319430] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2065.345100] warn_alloc.cold+0x7b/0x18f [ 2065.348695] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2065.374814] ? zone_watermark_ok_safe+0x260/0x260 [ 2065.378777] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2065.383781] ? wakeup_kcompactd+0x27/0x540 [ 2065.388612] lowmem_reserve[]: 0 0 1 1 1 [ 2065.417579] ? wakeup_kswapd+0x3cb/0x660 [ 2065.421898] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2065.425857] ? __zone_watermark_ok+0x300/0x300 [ 2065.429887] lowmem_reserve[]: 0 0 0 0 0 [ 2065.455810] ? wake_all_kswapds+0x143/0x2c0 [ 2065.460360] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2065.464326] __alloc_pages_nodemask+0x232f/0x2890 [ 2065.468608] lowmem_reserve[]: 0 0 0 0 0 [ 2065.496299] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2065.501103] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2065.505064] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2065.509874] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2065.522688] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2065.527933] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2065.542318] ? mark_held_locks+0xf0/0xf0 [ 2065.547137] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2065.558135] ? mark_held_locks+0xf0/0xf0 [ 2065.562175] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2065.577070] ? ____cache_alloc_node+0x156/0x1d0 [ 2065.581107] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2065.589921] cache_grow_begin+0xa4/0x8a0 [ 2065.594563] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2065.603120] fallback_alloc+0x213/0x2e0 [ 2065.607152] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2065.615967] kmem_cache_alloc_node+0xe3/0x3b0 [ 2065.619907] 28277 total pagecache pages [ 2065.628467] __alloc_skb+0x71/0x560 [ 2065.632934] 0 pages in swap cache [ 2065.636888] __pskb_copy_fclone+0x10c/0xcc0 [ 2065.640484] Swap cache stats: add 0, delete 0, find 0/0 [ 2065.643928] ? check_preemption_disabled+0x41/0x280 [ 2065.648217] Free swap = 0kB [ 2065.648225] Total swap = 0kB [ 2065.653574] tipc_udp_send_msg+0x302/0x490 [ 2065.658586] 2097051 pages RAM [ 2065.661561] tipc_bearer_xmit_skb+0x15b/0x330 [ 2065.664587] 0 pages HighMem/MovableOnly [ 2065.668806] tipc_disc_timeout+0x855/0xc90 [ 2065.671890] 369649 pages reserved [ 2065.671899] 0 pages cma reserved [ 2065.676399] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2065.680525] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2065.684566] ? lock_downgrade+0x720/0x720 [ 2065.688001] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2065.691356] ? assoc_array_delete+0x283/0xc10 [ 2065.719536] call_timer_fn+0x177/0x700 [ 2065.723410] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2065.727895] ? process_timeout+0x40/0x40 [ 2065.731945] ? mark_held_locks+0xa6/0xf0 [ 2065.736000] ? _raw_spin_unlock_irq+0x24/0x80 [ 2065.740481] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2065.744983] ? tipc_disc_init_msg+0x8e0/0x8e0 [ 2065.749479] expire_timers+0x243/0x4e0 [ 2065.753371] run_timer_softirq+0x21c/0x670 [ 2065.757620] ? expire_timers+0x4e0/0x4e0 [ 2065.761683] ? check_preemption_disabled+0x41/0x280 [ 2065.766699] __do_softirq+0x265/0x980 [ 2065.770519] irq_exit+0x215/0x260 [ 2065.773971] smp_apic_timer_interrupt+0x136/0x550 [ 2065.778805] apic_timer_interrupt+0xf/0x20 [ 2065.783020] [ 2065.785274] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2065.790723] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2065.809622] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2065.817325] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2065.824670] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2065.831923] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2065.839176] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2065.846429] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2065.853709] ? list_lru_count_one+0x41/0x360 [ 2065.858114] list_lru_count_one+0x41/0x360 [ 2065.862443] super_cache_count+0x1b4/0x2e0 [ 2065.866665] ? f2fs_shrink_count+0x217/0x2a0 [ 2065.871067] do_shrink_slab+0x10b/0xa40 [ 2065.875136] shrink_slab+0x16f/0x550 [ 2065.878840] ? do_shrink_slab+0xa40/0xa40 [ 2065.882984] shrink_node.isra.0+0x2d3/0x1300 [ 2065.887396] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2065.892229] ? queue_work_on+0x11a/0x1f0 [ 2065.896280] ? vmpressure+0x28a/0x320 [ 2065.900084] do_try_to_free_pages+0x38e/0xfe0 [ 2065.904577] ? node_reclaim+0x850/0x850 [ 2065.908545] try_to_free_pages+0x27f/0x7c0 [ 2065.912769] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2065.917433] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2065.922446] __alloc_pages_nodemask+0xcc8/0x2890 [ 2065.927202] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2065.932036] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2065.936880] ? finish_task_switch+0x146/0x760 [ 2065.941374] ? mark_held_locks+0xa6/0xf0 [ 2065.945420] ? ____cache_alloc_node+0x156/0x1d0 [ 2065.950084] ? cache_grow_begin+0x64/0x8a0 [ 2065.954307] cache_grow_begin+0xa4/0x8a0 [ 2065.958365] fallback_alloc+0x213/0x2e0 [ 2065.962332] kmem_cache_alloc_trace+0x1f1/0x380 [ 2065.966996] do_syslog.part.0+0x24f/0x1510 [ 2065.971226] ? console_trylock+0x90/0x90 [ 2065.975274] ? wait_woken+0x250/0x250 [ 2065.979071] ? security_syslog+0x73/0x90 [ 2065.983124] do_syslog+0x49/0x60 [ 2065.986484] kmsg_read+0x8a/0xb0 [ 2065.989848] ? kmsg_poll+0xb0/0xb0 [ 2065.993377] proc_reg_read+0x1bd/0x2d0 [ 2065.997264] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2066.002181] ? lock_acquire+0x170/0x3c0 [ 2066.006140] ? __fdget_pos+0x26f/0x310 [ 2066.010023] __vfs_read+0xf7/0x750 [ 2066.013552] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2066.018470] ? __se_sys_copy_file_range+0x410/0x410 [ 2066.023474] ? fsnotify_first_mark+0x200/0x200 [ 2066.028058] ? mutex_trylock+0x1a0/0x1a0 [ 2066.032119] ? security_file_permission+0x1c0/0x220 [ 2066.037128] vfs_read+0x194/0x3c0 [ 2066.040572] ksys_read+0x12b/0x2a0 [ 2066.044102] ? kernel_write+0x110/0x110 [ 2066.048075] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2066.053079] ? do_syscall_64+0x21/0x620 [ 2066.057045] do_syscall_64+0xf9/0x620 [ 2066.060855] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2066.066035] RIP: 0033:0x7f32b454c22d [ 2066.069740] Code: Bad RIP value. [ 2066.073090] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2066.080783] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2066.088035] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2066.095288] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2066.102542] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2066.109796] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2066.117075] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2066.117200] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2066.124368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2066.134499] in:imklog cpuset=/ mems_allowed=0-1 [ 2066.143843] Call Trace: [ 2066.151074] dump_stack+0x1fc/0x2ef [ 2066.154691] warn_alloc.cold+0x7b/0x18f [ 2066.158662] ? zone_watermark_ok_safe+0x260/0x260 [ 2066.163491] ? wakeup_kcompactd+0x27/0x540 [ 2066.167721] ? wakeup_kswapd+0x3cb/0x660 [ 2066.171769] ? __zone_watermark_ok+0x300/0x300 [ 2066.176341] ? wake_all_kswapds+0x143/0x2c0 [ 2066.180657] __alloc_pages_nodemask+0x232f/0x2890 [ 2066.185501] ? __lock_acquire+0x6de/0x3ff0 [ 2066.189737] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2066.194566] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2066.199394] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2066.204232] ? mark_held_locks+0xf0/0xf0 [ 2066.208281] ? ____cache_alloc_node+0x156/0x1d0 [ 2066.212939] cache_grow_begin+0xa4/0x8a0 [ 2066.216996] fallback_alloc+0x213/0x2e0 [ 2066.220974] kmem_cache_alloc_node+0xe3/0x3b0 [ 2066.225463] __alloc_skb+0x71/0x560 [ 2066.229096] ndisc_alloc_skb+0x134/0x320 [ 2066.233179] ndisc_send_rs+0x33a/0x690 [ 2066.237079] addrconf_rs_timer+0x384/0x6a0 [ 2066.241322] ? ipv6_get_lladdr+0x490/0x490 [ 2066.245557] call_timer_fn+0x177/0x700 [ 2066.249432] ? ipv6_get_lladdr+0x490/0x490 [ 2066.253671] ? process_timeout+0x40/0x40 [ 2066.257725] ? _raw_spin_unlock_irq+0x24/0x80 [ 2066.262205] ? ipv6_get_lladdr+0x490/0x490 [ 2066.266428] ? ipv6_get_lladdr+0x490/0x490 [ 2066.270649] expire_timers+0x243/0x4e0 [ 2066.274531] run_timer_softirq+0x21c/0x670 [ 2066.278767] ? expire_timers+0x4e0/0x4e0 [ 2066.282821] ? mac80211_hwsim_beacon+0x150/0x190 [ 2066.287574] ? check_preemption_disabled+0x41/0x280 [ 2066.292586] __do_softirq+0x265/0x980 [ 2066.296378] ? __local_bh_enable_ip+0x270/0x270 [ 2066.301035] run_ksoftirqd+0x57/0x110 [ 2066.304825] smpboot_thread_fn+0x655/0x9e0 [ 2066.309051] ? __kthread_parkme+0x4c/0x1e0 [ 2066.313292] ? sort_range+0x30/0x30 [ 2066.316918] ? __kthread_parkme+0x133/0x1e0 [ 2066.321247] ? sort_range+0x30/0x30 [ 2066.324874] kthread+0x33f/0x460 [ 2066.328233] ? kthread_park+0x180/0x180 [ 2066.332199] ret_from_fork+0x24/0x30 [ 2066.335911] warn_alloc_show_mem: 1 callbacks suppressed [ 2066.335920] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2066.335922] Mem-Info: [ 2066.335948] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2066.335948] active_file:13 inactive_file:13 isolated_file:0 [ 2066.335948] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2066.335948] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2066.335948] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2066.335948] free:11077 free_pcp:541 free_cma:0 [ 2066.341280] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2066.348632] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2066.351016] Call Trace: [ 2066.384507] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2066.393854] [ 2066.421689] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2066.424279] dump_stack+0x1fc/0x2ef [ 2066.450025] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2066.452193] warn_alloc.cold+0x7b/0x18f [ 2066.478263] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2066.481887] ? zone_watermark_ok_safe+0x260/0x260 [ 2066.486869] lowmem_reserve[]: 0 0 1 1 1 [ 2066.490831] ? wakeup_kcompactd+0x27/0x540 [ 2066.519775] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2066.524611] ? wakeup_kswapd+0x3cb/0x660 [ 2066.528552] lowmem_reserve[]: 0 0 0 0 0 [ 2066.532772] ? __zone_watermark_ok+0x300/0x300 [ 2066.558674] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2066.563176] ? wake_all_kswapds+0x143/0x2c0 [ 2066.567118] lowmem_reserve[]: 0 0 0 0 0 [ 2066.571689] __alloc_pages_nodemask+0x232f/0x2890 [ 2066.599341] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2066.603754] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2066.607688] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2066.612521] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2066.625316] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2066.630173] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2066.644533] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2066.649368] ? lock_downgrade+0x720/0x720 [ 2066.660358] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2066.665197] ? lock_acquire+0x170/0x3c0 [ 2066.680080] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2066.684213] ? debug_object_activate+0x12f/0x450 [ 2066.693019] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2066.696975] ? static_obj+0x50/0x50 [ 2066.705543] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2066.710279] ? ____cache_alloc_node+0x156/0x1d0 [ 2066.719083] 28277 total pagecache pages [ 2066.722695] cache_grow_begin+0xa4/0x8a0 [ 2066.731329] 0 pages in swap cache [ 2066.735989] fallback_alloc+0x213/0x2e0 [ 2066.739932] Swap cache stats: add 0, delete 0, find 0/0 [ 2066.743978] kmem_cache_alloc_node+0xe3/0x3b0 [ 2066.747417] Free swap = 0kB [ 2066.751380] __alloc_skb+0x71/0x560 [ 2066.756798] Total swap = 0kB [ 2066.761280] __netdev_alloc_skb+0x76/0x460 [ 2066.764285] 2097051 pages RAM [ 2066.767905] send_hsr_supervision_frame+0x107/0xf70 [ 2066.770889] 0 pages HighMem/MovableOnly [ 2066.775107] ? lock_acquire+0x170/0x3c0 [ 2066.778184] 369649 pages reserved [ 2066.778191] 0 pages cma reserved [ 2066.783208] ? check_preemption_disabled+0x41/0x280 [ 2066.787216] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2066.791115] hsr_announce+0x125/0x3a0 [ 2066.794625] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2066.797907] call_timer_fn+0x177/0x700 [ 2066.802892] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2066.809375] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2066.837346] ? process_timeout+0x40/0x40 [ 2066.841400] ? mark_held_locks+0xa6/0xf0 [ 2066.845451] ? _raw_spin_unlock_irq+0x24/0x80 [ 2066.849958] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2066.855139] ? send_hsr_supervision_frame+0xf70/0xf70 [ 2066.860318] expire_timers+0x243/0x4e0 [ 2066.864199] run_timer_softirq+0x21c/0x670 [ 2066.868437] ? expire_timers+0x4e0/0x4e0 [ 2066.872496] ? check_preemption_disabled+0x41/0x280 [ 2066.877506] __do_softirq+0x265/0x980 [ 2066.881301] irq_exit+0x215/0x260 [ 2066.884741] smp_apic_timer_interrupt+0x136/0x550 [ 2066.889577] apic_timer_interrupt+0xf/0x20 [ 2066.893795] [ 2066.896028] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2066.901473] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2066.920475] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2066.928257] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2066.935602] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2066.942856] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2066.950114] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2066.957373] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2066.964644] ? list_lru_count_one+0x41/0x360 [ 2066.969046] list_lru_count_one+0x41/0x360 [ 2066.973271] super_cache_count+0x1b4/0x2e0 [ 2066.977493] ? f2fs_shrink_count+0x217/0x2a0 [ 2066.981892] do_shrink_slab+0x10b/0xa40 [ 2066.985861] shrink_slab+0x16f/0x550 [ 2066.989566] ? do_shrink_slab+0xa40/0xa40 [ 2066.993713] shrink_node.isra.0+0x2d3/0x1300 [ 2066.998121] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2067.002952] ? queue_work_on+0x11a/0x1f0 [ 2067.007001] ? vmpressure+0x28a/0x320 [ 2067.010793] do_try_to_free_pages+0x38e/0xfe0 [ 2067.015289] ? node_reclaim+0x850/0x850 [ 2067.019258] try_to_free_pages+0x27f/0x7c0 [ 2067.023481] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2067.028144] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2067.033168] __alloc_pages_nodemask+0xcc8/0x2890 [ 2067.037927] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2067.042760] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2067.047592] ? finish_task_switch+0x146/0x760 [ 2067.052088] ? mark_held_locks+0xa6/0xf0 [ 2067.056135] ? ____cache_alloc_node+0x156/0x1d0 [ 2067.060789] ? cache_grow_begin+0x64/0x8a0 [ 2067.065018] cache_grow_begin+0xa4/0x8a0 [ 2067.069073] fallback_alloc+0x213/0x2e0 [ 2067.073039] kmem_cache_alloc_trace+0x1f1/0x380 [ 2067.077701] do_syslog.part.0+0x24f/0x1510 [ 2067.081937] ? console_trylock+0x90/0x90 [ 2067.085987] ? wait_woken+0x250/0x250 [ 2067.089811] ? security_syslog+0x73/0x90 [ 2067.094308] do_syslog+0x49/0x60 [ 2067.097679] kmsg_read+0x8a/0xb0 [ 2067.101045] ? kmsg_poll+0xb0/0xb0 [ 2067.104573] proc_reg_read+0x1bd/0x2d0 [ 2067.108451] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2067.113368] ? lock_acquire+0x170/0x3c0 [ 2067.117330] ? __fdget_pos+0x26f/0x310 [ 2067.121249] __vfs_read+0xf7/0x750 [ 2067.124777] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2067.129704] ? __se_sys_copy_file_range+0x410/0x410 [ 2067.134710] ? fsnotify_first_mark+0x200/0x200 [ 2067.139286] ? mutex_trylock+0x1a0/0x1a0 [ 2067.143378] ? security_file_permission+0x1c0/0x220 [ 2067.148435] vfs_read+0x194/0x3c0 [ 2067.151891] ksys_read+0x12b/0x2a0 [ 2067.155447] ? kernel_write+0x110/0x110 [ 2067.159425] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2067.164431] ? do_syscall_64+0x21/0x620 [ 2067.168408] do_syscall_64+0xf9/0x620 [ 2067.172224] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2067.177406] RIP: 0033:0x7f32b454c22d [ 2067.181127] Code: Bad RIP value. [ 2067.184478] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2067.192178] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2067.199453] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2067.206709] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2067.213970] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2067.221244] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2067.228524] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2067.228776] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2067.235816] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2067.245945] in:imklog cpuset=/ mems_allowed=0-1 [ 2067.255279] Call Trace: [ 2067.262528] dump_stack+0x1fc/0x2ef [ 2067.266148] warn_alloc.cold+0x7b/0x18f [ 2067.270123] ? zone_watermark_ok_safe+0x260/0x260 [ 2067.275063] ? wakeup_kcompactd+0x27/0x540 [ 2067.279291] ? wakeup_kswapd+0x3cb/0x660 [ 2067.283356] ? __zone_watermark_ok+0x300/0x300 [ 2067.288272] ? wake_all_kswapds+0x143/0x2c0 [ 2067.292588] __alloc_pages_nodemask+0x232f/0x2890 [ 2067.297434] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2067.302263] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2067.307091] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2067.311942] ? mark_held_locks+0xf0/0xf0 [ 2067.315990] ? ____cache_alloc_node+0x156/0x1d0 [ 2067.320649] cache_grow_begin+0xa4/0x8a0 [ 2067.324730] fallback_alloc+0x213/0x2e0 [ 2067.328698] kmem_cache_alloc_node+0xe3/0x3b0 [ 2067.333203] __alloc_skb+0x71/0x560 [ 2067.336824] ndisc_alloc_skb+0x134/0x320 [ 2067.340874] ndisc_send_rs+0x33a/0x690 [ 2067.344775] addrconf_rs_timer+0x384/0x6a0 [ 2067.349001] ? ipv6_get_lladdr+0x490/0x490 [ 2067.353230] call_timer_fn+0x177/0x700 [ 2067.357106] ? ipv6_get_lladdr+0x490/0x490 [ 2067.361326] ? process_timeout+0x40/0x40 [ 2067.365385] ? _raw_spin_unlock_irq+0x24/0x80 [ 2067.369865] ? ipv6_get_lladdr+0x490/0x490 [ 2067.374089] ? ipv6_get_lladdr+0x490/0x490 [ 2067.378313] expire_timers+0x243/0x4e0 [ 2067.382192] run_timer_softirq+0x21c/0x670 [ 2067.386417] ? expire_timers+0x4e0/0x4e0 [ 2067.390829] ? mac80211_hwsim_beacon+0x150/0x190 [ 2067.395584] ? check_preemption_disabled+0x41/0x280 [ 2067.400590] __do_softirq+0x265/0x980 [ 2067.404388] ? __local_bh_enable_ip+0x270/0x270 [ 2067.409044] run_ksoftirqd+0x57/0x110 [ 2067.412835] smpboot_thread_fn+0x655/0x9e0 [ 2067.417057] ? __kthread_parkme+0x4c/0x1e0 [ 2067.421280] ? sort_range+0x30/0x30 [ 2067.424897] ? __kthread_parkme+0x133/0x1e0 [ 2067.429206] ? sort_range+0x30/0x30 [ 2067.432821] kthread+0x33f/0x460 [ 2067.436173] ? kthread_park+0x180/0x180 [ 2067.440152] ret_from_fork+0x24/0x30 [ 2067.443863] warn_alloc_show_mem: 1 callbacks suppressed [ 2067.443872] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2067.443874] Mem-Info: [ 2067.443898] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2067.443898] active_file:13 inactive_file:13 isolated_file:0 [ 2067.443898] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2067.443898] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2067.443898] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2067.443898] free:11077 free_pcp:541 free_cma:0 [ 2067.449236] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2067.456585] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2067.458971] Call Trace: [ 2067.492364] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2067.501771] [ 2067.529603] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2067.532188] dump_stack+0x1fc/0x2ef [ 2067.557823] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2067.559976] warn_alloc.cold+0x7b/0x18f [ 2067.586137] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2067.589763] ? zone_watermark_ok_safe+0x260/0x260 [ 2067.594747] lowmem_reserve[]: 0 0 1 1 1 [ 2067.598709] ? wakeup_kcompactd+0x27/0x540 [ 2067.627651] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2067.632490] ? wakeup_kswapd+0x3cb/0x660 [ 2067.636425] lowmem_reserve[]: 0 0 0 0 0 [ 2067.640666] ? debug_object_activate+0x295/0x450 [ 2067.666493] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2067.670541] ? __zone_watermark_ok+0x300/0x300 [ 2067.674480] lowmem_reserve[]: 0 0 0 0 0 [ 2067.679229] ? wake_all_kswapds+0x143/0x2c0 [ 2067.706870] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2067.711456] __alloc_pages_nodemask+0x232f/0x2890 [ 2067.715429] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2067.719806] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2067.732604] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2067.737469] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2067.751825] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2067.756661] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2067.767638] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2067.772472] ? mark_held_locks+0xf0/0xf0 [ 2067.787365] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2067.792189] ? ____cache_alloc_node+0x156/0x1d0 [ 2067.801178] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2067.805221] cache_grow_begin+0xa4/0x8a0 [ 2067.813772] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2067.818424] fallback_alloc+0x213/0x2e0 [ 2067.827224] 28277 total pagecache pages [ 2067.831274] kmem_cache_alloc_node+0xe3/0x3b0 [ 2067.839829] 0 pages in swap cache [ 2067.843790] __alloc_skb+0x71/0x560 [ 2067.847733] Swap cache stats: add 0, delete 0, find 0/0 [ 2067.852207] ndisc_alloc_skb+0x134/0x320 [ 2067.855803] Free swap = 0kB [ 2067.859416] ndisc_send_rs+0x33a/0x690 [ 2067.864746] Total swap = 0kB [ 2067.868792] addrconf_rs_timer+0x384/0x6a0 [ 2067.871780] 2097051 pages RAM [ 2067.875653] ? ipv6_get_lladdr+0x490/0x490 [ 2067.878655] 0 pages HighMem/MovableOnly [ 2067.882875] call_timer_fn+0x177/0x700 [ 2067.885947] 369649 pages reserved [ 2067.890170] ? ipv6_get_lladdr+0x490/0x490 [ 2067.894113] 0 pages cma reserved [ 2067.897986] ? process_timeout+0x40/0x40 [ 2067.901516] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2067.905673] ? mark_held_locks+0xa6/0xf0 [ 2067.905686] ? _raw_spin_unlock_irq+0x24/0x80 [ 2067.905699] ? ipv6_get_lladdr+0x490/0x490 [ 2067.909090] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2067.913214] ? ipv6_get_lladdr+0x490/0x490 [ 2067.920458] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2067.924508] expire_timers+0x243/0x4e0 [ 2067.956484] run_timer_softirq+0x21c/0x670 [ 2067.960709] ? expire_timers+0x4e0/0x4e0 [ 2067.964768] ? check_preemption_disabled+0x41/0x280 [ 2067.969781] __do_softirq+0x265/0x980 [ 2067.973578] irq_exit+0x215/0x260 [ 2067.977036] smp_apic_timer_interrupt+0x136/0x550 [ 2067.981871] apic_timer_interrupt+0xf/0x20 [ 2067.986089] [ 2067.988321] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2067.993763] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2068.012648] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2068.020350] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2068.027626] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2068.034882] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2068.042157] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2068.049428] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2068.056702] ? list_lru_count_one+0x41/0x360 [ 2068.061106] list_lru_count_one+0x41/0x360 [ 2068.065351] super_cache_count+0x1b4/0x2e0 [ 2068.069706] ? f2fs_shrink_count+0x217/0x2a0 [ 2068.074105] do_shrink_slab+0x10b/0xa40 [ 2068.078079] shrink_slab+0x16f/0x550 [ 2068.081783] ? do_shrink_slab+0xa40/0xa40 [ 2068.085936] shrink_node.isra.0+0x2d3/0x1300 [ 2068.090354] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2068.095186] ? queue_work_on+0x11a/0x1f0 [ 2068.099240] ? vmpressure+0x28a/0x320 [ 2068.103033] do_try_to_free_pages+0x38e/0xfe0 [ 2068.107615] ? node_reclaim+0x850/0x850 [ 2068.111591] try_to_free_pages+0x27f/0x7c0 [ 2068.115819] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2068.120485] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2068.125497] __alloc_pages_nodemask+0xcc8/0x2890 [ 2068.130256] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2068.135087] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2068.139933] ? finish_task_switch+0x146/0x760 [ 2068.144430] ? mark_held_locks+0xa6/0xf0 [ 2068.148481] ? ____cache_alloc_node+0x156/0x1d0 [ 2068.153140] ? cache_grow_begin+0x64/0x8a0 [ 2068.157366] cache_grow_begin+0xa4/0x8a0 [ 2068.161421] fallback_alloc+0x213/0x2e0 [ 2068.165409] kmem_cache_alloc_trace+0x1f1/0x380 [ 2068.170096] do_syslog.part.0+0x24f/0x1510 [ 2068.174336] ? console_trylock+0x90/0x90 [ 2068.178392] ? wait_woken+0x250/0x250 [ 2068.182190] ? security_syslog+0x73/0x90 [ 2068.186247] do_syslog+0x49/0x60 [ 2068.189617] kmsg_read+0x8a/0xb0 [ 2068.192981] ? kmsg_poll+0xb0/0xb0 [ 2068.196532] proc_reg_read+0x1bd/0x2d0 [ 2068.200418] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2068.205336] ? lock_acquire+0x170/0x3c0 [ 2068.209301] ? __fdget_pos+0x26f/0x310 [ 2068.213270] __vfs_read+0xf7/0x750 [ 2068.216801] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2068.221721] ? __se_sys_copy_file_range+0x410/0x410 [ 2068.226726] ? fsnotify_first_mark+0x200/0x200 [ 2068.231310] ? mutex_trylock+0x1a0/0x1a0 [ 2068.235368] ? security_file_permission+0x1c0/0x220 [ 2068.240379] vfs_read+0x194/0x3c0 [ 2068.243826] ksys_read+0x12b/0x2a0 [ 2068.247379] ? kernel_write+0x110/0x110 [ 2068.251347] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2068.256357] ? do_syscall_64+0x21/0x620 [ 2068.260331] do_syscall_64+0xf9/0x620 [ 2068.264129] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2068.269306] RIP: 0033:0x7f32b454c22d [ 2068.273012] Code: Bad RIP value. [ 2068.276380] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2068.284074] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2068.291346] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2068.298603] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2068.305860] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2068.313127] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2068.320403] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2068.320432] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 2068.327673] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2068.327680] Call Trace: [ 2068.333889] rcu: (detected by 1, t=10502 jiffies, g=361853, q=31) [ 2068.343235] dump_stack+0x1fc/0x2ef [ 2068.345798] rcu: All QSes seen, last rcu_preempt kthread activity 10264 (4295143838-4295133574), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 2068.352278] warn_alloc.cold+0x7b/0x18f [ 2068.355876] in:imklog R running task 26184 7846 1 0x8000000a [ 2068.368526] ? zone_watermark_ok_safe+0x260/0x260 [ 2068.372462] Call Trace: [ 2068.379642] ? wakeup_kcompactd+0x27/0x540 [ 2068.384467] [ 2068.387039] ? wakeup_kswapd+0x3cb/0x660 [ 2068.391251] sched_show_task.cold+0x332/0x396 [ 2068.393379] ? __zone_watermark_ok+0x300/0x300 [ 2068.397419] ? __se_sys_sched_getattr+0x480/0x480 [ 2068.401893] ? wake_all_kswapds+0x143/0x2c0 [ 2068.406456] rcu_check_callbacks.cold+0xb37/0xe19 [ 2068.411280] __alloc_pages_nodemask+0x232f/0x2890 [ 2068.415594] update_process_times+0x2a/0x70 [ 2068.420417] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2068.426095] tick_sched_handle+0x9b/0x180 [ 2068.430397] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2068.435217] tick_sched_timer+0xfc/0x290 [ 2068.439343] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2068.444188] __hrtimer_run_queues+0x3f6/0xe60 [ 2068.448254] ? mark_held_locks+0xf0/0xf0 [ 2068.453068] ? tick_nohz_restart_sched_tick+0x310/0x310 [ 2068.457546] ? ____cache_alloc_node+0x156/0x1d0 [ 2068.461587] ? hrtimer_fixup_free+0xa0/0xa0 [ 2068.466926] cache_grow_begin+0xa4/0x8a0 [ 2068.471571] ? kvm_clock_get_cycles+0x14/0x30 [ 2068.475876] fallback_alloc+0x213/0x2e0 [ 2068.479912] ? ktime_get_update_offsets_now+0x2ec/0x460 [ 2068.484387] kmem_cache_alloc_node+0xe3/0x3b0 [ 2068.488373] hrtimer_interrupt+0x326/0x9e0 [ 2068.493758] __alloc_skb+0x71/0x560 [ 2068.498254] smp_apic_timer_interrupt+0x10c/0x550 [ 2068.502462] ndisc_alloc_skb+0x134/0x320 [ 2068.506079] apic_timer_interrupt+0xf/0x20 [ 2068.510916] ndisc_send_rs+0x33a/0x690 [ 2068.514961] RIP: 0010:kmem_cache_alloc_node+0x2ee/0x3b0 [ 2068.519172] addrconf_rs_timer+0x384/0x6a0 [ 2068.523035] Code: fe ff ff 48 f7 04 24 00 02 00 00 0f 84 1f fe ff ff e8 86 9e cf ff 48 83 3d c6 77 59 08 00 0f 84 aa 00 00 00 48 8b 3c 24 57 9d <0f> 1f 44 00 00 e9 1a fe ff ff 65 ff 05 71 d4 69 7e 48 8b 05 e2 f0 [ 2068.528377] ? ipv6_get_lladdr+0x490/0x490 [ 2068.532586] RSP: 0000:ffff8880ba107b68 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 2068.551500] call_timer_fn+0x177/0x700 [ 2068.555791] RAX: 0000000000000007 RBX: 0000000000480020 RCX: 1ffff11011ed89dc [ 2068.563478] ? ipv6_get_lladdr+0x490/0x490 [ 2068.567340] RDX: 0000000000000000 RSI: ffff88808f6c4ec0 RDI: 0000000000000286 [ 2068.574601] ? process_timeout+0x40/0x40 [ 2068.578800] RBP: ffff8880b5b91d80 R08: 0000000000000000 R09: 0000000000000000 [ 2068.578811] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000ffffffff [ 2068.586070] ? _raw_spin_unlock_irq+0x24/0x80 [ 2068.590118] R13: 0000000000000000 R14: 0000000000480020 R15: ffff8880b5b91d80 [ 2068.597376] ? ipv6_get_lladdr+0x490/0x490 [ 2068.604631] ? apic_timer_interrupt+0xa/0x20 [ 2068.609110] ? ipv6_get_lladdr+0x490/0x490 [ 2068.616380] __alloc_skb+0x71/0x560 [ 2068.620579] expire_timers+0x243/0x4e0 [ 2068.624963] ndisc_alloc_skb+0x134/0x320 [ 2068.629175] run_timer_softirq+0x21c/0x670 [ 2068.632777] ndisc_send_rs+0x33a/0x690 [ 2068.636643] ? expire_timers+0x4e0/0x4e0 [ 2068.640682] addrconf_rs_timer+0x384/0x6a0 [ 2068.644914] ? mac80211_hwsim_beacon+0x150/0x190 [ 2068.648775] ? ipv6_get_lladdr+0x490/0x490 [ 2068.652815] ? check_preemption_disabled+0x41/0x280 [ 2068.657029] call_timer_fn+0x177/0x700 [ 2068.661763] __do_softirq+0x265/0x980 [ 2068.665970] ? ipv6_get_lladdr+0x490/0x490 [ 2068.670969] ? __local_bh_enable_ip+0x270/0x270 [ 2068.674834] ? process_timeout+0x40/0x40 [ 2068.678619] run_ksoftirqd+0x57/0x110 [ 2068.678632] smpboot_thread_fn+0x655/0x9e0 [ 2068.678641] ? __kthread_parkme+0x4c/0x1e0 [ 2068.678656] ? sort_range+0x30/0x30 [ 2068.683327] ? mark_held_locks+0xa6/0xf0 [ 2068.688057] ? __kthread_parkme+0x133/0x1e0 [ 2068.692101] ? _raw_spin_unlock_irq+0x24/0x80 [ 2068.695893] ? sort_range+0x30/0x30 [ 2068.700113] ? ipv6_get_lladdr+0x490/0x490 [ 2068.704328] kthread+0x33f/0x460 [ 2068.707934] ? ipv6_get_lladdr+0x490/0x490 [ 2068.711973] ? kthread_park+0x180/0x180 [ 2068.716288] expire_timers+0x243/0x4e0 [ 2068.720760] ret_from_fork+0x24/0x30 [ 2068.724368] run_timer_softirq+0x21c/0x670 [ 2068.728584] warn_alloc_show_mem: 1 callbacks suppressed [ 2068.728587] Mem-Info: [ 2068.731921] ? expire_timers+0x4e0/0x4e0 [ 2068.736145] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2068.736145] active_file:13 inactive_file:13 isolated_file:0 [ 2068.736145] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2068.736145] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2068.736145] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2068.736145] free:11077 free_pcp:541 free_cma:0 [ 2068.740086] ? check_preemption_disabled+0x41/0x280 [ 2068.743965] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2068.747660] __do_softirq+0x265/0x980 [ 2068.751876] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2068.757221] irq_exit+0x215/0x260 [ 2068.759599] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2068.763663] smp_apic_timer_interrupt+0x136/0x550 [ 2068.797023] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2068.802050] apic_timer_interrupt+0xf/0x20 [ 2068.830030] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2068.833820] [ 2068.859464] lowmem_reserve[]: 0 0 1 1 1 [ 2068.862922] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2068.889093] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2068.893923] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2068.898901] lowmem_reserve[]: 0 0 0 0 0 [ 2068.903120] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2068.932412] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2068.934632] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2068.938662] lowmem_reserve[]: 0 0 0 0 0 [ 2068.944089] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2068.944100] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2068.969923] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2068.989105] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2068.993061] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2069.000758] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2069.028405] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2069.035677] ? list_lru_count_one+0x41/0x360 [ 2069.039610] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2069.046872] list_lru_count_one+0x41/0x360 [ 2069.054206] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2069.067042] super_cache_count+0x1b4/0x2e0 [ 2069.074282] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2069.074294] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2069.088669] ? f2fs_shrink_count+0x217/0x2a0 [ 2069.095915] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2069.106914] do_shrink_slab+0x10b/0xa40 [ 2069.111289] 28277 total pagecache pages [ 2069.126194] shrink_slab+0x16f/0x550 [ 2069.130414] 0 pages in swap cache [ 2069.139249] ? do_shrink_slab+0xa40/0xa40 [ 2069.143445] Swap cache stats: add 0, delete 0, find 0/0 [ 2069.143453] Free swap = 0kB [ 2069.152038] shrink_node.isra.0+0x2d3/0x1300 [ 2069.160836] Total swap = 0kB [ 2069.165248] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2069.173789] 2097051 pages RAM [ 2069.177753] ? queue_work_on+0x11a/0x1f0 [ 2069.181707] 0 pages HighMem/MovableOnly [ 2069.185414] ? vmpressure+0x28a/0x320 [ 2069.188846] 369649 pages reserved [ 2069.188863] 0 pages cma reserved [ 2069.193021] do_try_to_free_pages+0x38e/0xfe0 [ 2069.198511] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2069.201464] ? node_reclaim+0x850/0x850 [ 2069.205930] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2069.208866] try_to_free_pages+0x27f/0x7c0 [ 2069.213673] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2069.216764] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2069.220823] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2069.224797] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2069.228567] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2069.232009] __alloc_pages_nodemask+0xcc8/0x2890 [ 2069.235353] Call Trace: [ 2069.239847] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2069.246307] dump_stack+0x1fc/0x2ef [ 2069.250259] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2069.260549] warn_alloc.cold+0x7b/0x18f [ 2069.264768] ? finish_task_switch+0x146/0x760 [ 2069.269590] ? zone_watermark_ok_safe+0x260/0x260 [ 2069.274244] ? mark_held_locks+0xa6/0xf0 [ 2069.281485] ? wakeup_kcompactd+0x27/0x540 [ 2069.286479] ? ____cache_alloc_node+0x156/0x1d0 [ 2069.295828] ? wakeup_kswapd+0x3cb/0x660 [ 2069.300561] ? cache_grow_begin+0x64/0x8a0 [ 2069.303138] ? __zone_watermark_ok+0x300/0x300 [ 2069.307957] cache_grow_begin+0xa4/0x8a0 [ 2069.311568] ? wake_all_kswapds+0x143/0x2c0 [ 2069.316392] fallback_alloc+0x213/0x2e0 [ 2069.320363] __alloc_pages_nodemask+0x232f/0x2890 [ 2069.324845] kmem_cache_alloc_trace+0x1f1/0x380 [ 2069.329673] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2069.333710] do_syslog.part.0+0x24f/0x1510 [ 2069.337925] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2069.342568] ? console_trylock+0x90/0x90 [ 2069.346604] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2069.350814] ? wait_woken+0x250/0x250 [ 2069.355385] ? mark_held_locks+0xf0/0xf0 [ 2069.359434] ? security_syslog+0x73/0x90 [ 2069.363733] ? ____cache_alloc_node+0x156/0x1d0 [ 2069.367684] do_syslog+0x49/0x60 [ 2069.372507] cache_grow_begin+0xa4/0x8a0 [ 2069.377165] kmsg_read+0x8a/0xb0 [ 2069.382047] fallback_alloc+0x213/0x2e0 [ 2069.386275] ? kmsg_poll+0xb0/0xb0 [ 2069.391621] kmem_cache_alloc_node+0xe3/0x3b0 [ 2069.395667] proc_reg_read+0x1bd/0x2d0 [ 2069.400489] __alloc_skb+0x71/0x560 [ 2069.404263] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2069.408304] ndisc_alloc_skb+0x134/0x320 [ 2069.412353] ? lock_acquire+0x170/0x3c0 [ 2069.416996] ndisc_send_rs+0x33a/0x690 [ 2069.420344] ? __fdget_pos+0x26f/0x310 [ 2069.424385] addrconf_rs_timer+0x384/0x6a0 [ 2069.427730] __vfs_read+0xf7/0x750 [ 2069.431693] ? ipv6_get_lladdr+0x490/0x490 [ 2069.435211] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2069.439688] call_timer_fn+0x177/0x700 [ 2069.443549] ? __se_sys_copy_file_range+0x410/0x410 [ 2069.447180] ? ipv6_get_lladdr+0x490/0x490 [ 2069.452100] ? fsnotify_first_mark+0x200/0x200 [ 2069.456228] ? process_timeout+0x40/0x40 [ 2069.460180] ? mutex_trylock+0x1a0/0x1a0 [ 2069.464047] ? _raw_spin_unlock_irq+0x24/0x80 [ 2069.467925] ? security_file_permission+0x1c0/0x220 [ 2069.472133] ? ipv6_get_lladdr+0x490/0x490 [ 2069.475667] vfs_read+0x194/0x3c0 [ 2069.479877] ? ipv6_get_lladdr+0x490/0x490 [ 2069.484786] ksys_read+0x12b/0x2a0 [ 2069.488656] expire_timers+0x243/0x4e0 [ 2069.493650] ? kernel_write+0x110/0x110 [ 2069.497863] run_timer_softirq+0x21c/0x670 [ 2069.502424] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2069.506458] ? expire_timers+0x4e0/0x4e0 [ 2069.510498] ? do_syscall_64+0x21/0x620 [ 2069.515015] ? mac80211_hwsim_beacon+0x150/0x190 [ 2069.520008] do_syscall_64+0xf9/0x620 [ 2069.524482] ? check_preemption_disabled+0x41/0x280 [ 2069.528004] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2069.532225] __do_softirq+0x265/0x980 [ 2069.535751] RIP: 0033:0x7f32b454c22d [ 2069.539796] ? __local_bh_enable_ip+0x270/0x270 [ 2069.543760] Code: Bad RIP value. [ 2069.547991] run_ksoftirqd+0x57/0x110 [ 2069.552982] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2069.557028] smpboot_thread_fn+0x655/0x9e0 [ 2069.560994] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2069.565735] ? __kthread_parkme+0x4c/0x1e0 [ 2069.569509] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2069.574531] ? sort_range+0x30/0x30 [ 2069.579693] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2069.583473] ? __kthread_parkme+0x133/0x1e0 [ 2069.587159] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2069.591812] ? sort_range+0x30/0x30 [ 2069.595171] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2069.598956] kthread+0x33f/0x460 [ 2069.606751] rcu: rcu_preempt kthread starved for 10264 jiffies! g361853 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 2069.610966] ? kthread_park+0x180/0x180 [ 2069.618221] rcu: RCU grace-period kthread stack dump: [ 2069.622440] ret_from_fork+0x24/0x30 [ 2069.629692] rcu_preempt R running task 29208 10 2 0x80000000 [ 2069.633373] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2069.640544] Call Trace: [ 2069.640562] __schedule+0x887/0x2040 [ 2069.640581] ? io_schedule_timeout+0x140/0x140 [ 2069.644947] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2069.652136] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 2069.655733] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2069.663009] schedule+0x8d/0x1b0 [ 2069.666354] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2069.676904] schedule_timeout+0x4cf/0xfe0 [ 2069.680847] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2069.680854] Call Trace: [ 2069.686027] ? prepare_to_swait_event+0x5b/0x540 [ 2069.689717] dump_stack+0x1fc/0x2ef [ 2069.696880] ? usleep_range+0x170/0x170 [ 2069.703351] warn_alloc.cold+0x7b/0x18f [ 2069.705919] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 2069.709624] ? zone_watermark_ok_safe+0x260/0x260 [ 2069.714201] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 2069.724492] ? wakeup_kcompactd+0x27/0x540 [ 2069.729575] ? collect_expired_timers+0x2a0/0x2a0 [ 2069.734398] ? wakeup_kswapd+0x3cb/0x660 [ 2069.737755] ? swake_up_all+0x340/0x340 [ 2069.745008] ? __zone_watermark_ok+0x300/0x300 [ 2069.749150] rcu_gp_kthread+0xdad/0x21c0 [ 2069.758493] ? wake_all_kswapds+0x143/0x2c0 [ 2069.761079] ? lock_acquire+0x170/0x3c0 [ 2069.765822] __alloc_pages_nodemask+0x232f/0x2890 [ 2069.769452] ? __rcu_read_unlock+0x160/0x160 [ 2069.773416] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2069.777357] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 2069.782444] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2069.787274] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 2069.791835] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2069.796058] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2069.800898] ? mark_held_locks+0xf0/0xf0 [ 2069.804927] ? __kthread_parkme+0x133/0x1e0 [ 2069.808877] ? ____cache_alloc_node+0x156/0x1d0 [ 2069.813444] ? __rcu_read_unlock+0x160/0x160 [ 2069.817483] cache_grow_begin+0xa4/0x8a0 [ 2069.821791] kthread+0x33f/0x460 [ 2069.825747] fallback_alloc+0x213/0x2e0 [ 2069.830564] ? kthread_park+0x180/0x180 [ 2069.834954] kmem_cache_alloc_node+0xe3/0x3b0 [ 2069.839778] ret_from_fork+0x24/0x30 [ 2069.844875] __alloc_skb+0x71/0x560 [ 2069.849778] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2069.854253] ndisc_alloc_skb+0x134/0x320 [ 2069.854271] ndisc_send_rs+0x33a/0x690 [ 2069.859148] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2069.864191] addrconf_rs_timer+0x384/0x6a0 [ 2069.868218] in:imklog cpuset=/ mems_allowed=0-1 [ 2069.872536] ? ipv6_get_lladdr+0x490/0x490 [ 2069.946175] call_timer_fn+0x177/0x700 [ 2069.950051] ? ipv6_get_lladdr+0x490/0x490 [ 2069.954274] ? process_timeout+0x40/0x40 [ 2069.958329] ? _raw_spin_unlock_irq+0x24/0x80 [ 2069.962984] ? ipv6_get_lladdr+0x490/0x490 [ 2069.967207] ? ipv6_get_lladdr+0x490/0x490 [ 2069.971436] expire_timers+0x243/0x4e0 [ 2069.975320] run_timer_softirq+0x21c/0x670 [ 2069.979543] ? expire_timers+0x4e0/0x4e0 [ 2069.983606] ? mac80211_hwsim_beacon+0x150/0x190 [ 2069.988357] ? check_preemption_disabled+0x41/0x280 [ 2069.993369] __do_softirq+0x265/0x980 [ 2069.997170] ? __local_bh_enable_ip+0x270/0x270 [ 2070.001847] run_ksoftirqd+0x57/0x110 [ 2070.005637] smpboot_thread_fn+0x655/0x9e0 [ 2070.009860] ? __kthread_parkme+0x4c/0x1e0 [ 2070.014173] ? sort_range+0x30/0x30 [ 2070.017786] ? __kthread_parkme+0x133/0x1e0 [ 2070.022099] ? sort_range+0x30/0x30 [ 2070.025718] kthread+0x33f/0x460 [ 2070.029072] ? kthread_park+0x180/0x180 [ 2070.033035] ret_from_fork+0x24/0x30 [ 2070.036746] warn_alloc_show_mem: 1 callbacks suppressed [ 2070.036755] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2070.036757] Mem-Info: [ 2070.036783] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2070.036783] active_file:13 inactive_file:13 isolated_file:0 [ 2070.036783] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2070.036783] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2070.036783] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2070.036783] free:11077 free_pcp:541 free_cma:0 [ 2070.042123] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2070.042130] Call Trace: [ 2070.049490] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2070.051875] [ 2070.085280] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2070.094611] dump_stack+0x1fc/0x2ef [ 2070.097163] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2070.124995] warn_alloc.cold+0x7b/0x18f [ 2070.127113] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2070.152801] ? zone_watermark_ok_safe+0x260/0x260 [ 2070.156397] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2070.182516] ? wakeup_kcompactd+0x27/0x540 [ 2070.186460] lowmem_reserve[]: 0 0 1 1 1 [ 2070.191465] ? wakeup_kswapd+0x3cb/0x660 [ 2070.196276] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2070.225350] ? __zone_watermark_ok+0x300/0x300 [ 2070.229641] lowmem_reserve[]: 0 0 0 0 0 [ 2070.233609] ? wake_all_kswapds+0x143/0x2c0 [ 2070.237726] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2070.263664] __alloc_pages_nodemask+0x232f/0x2890 [ 2070.268216] lowmem_reserve[]: 0 0 0 0 0 [ 2070.272201] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2070.276479] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2070.304159] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2070.308969] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2070.312930] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2070.317738] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2070.330567] ? mark_held_locks+0xf0/0xf0 [ 2070.335371] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2070.349770] ? ____cache_alloc_node+0x156/0x1d0 [ 2070.354594] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2070.365595] cache_grow_begin+0xa4/0x8a0 [ 2070.369633] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2070.384530] fallback_alloc+0x213/0x2e0 [ 2070.389171] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2070.397992] kmem_cache_alloc_node+0xe3/0x3b0 [ 2070.402049] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2070.410610] __alloc_skb+0x71/0x560 [ 2070.414565] 28277 total pagecache pages [ 2070.423388] ndisc_alloc_skb+0x134/0x320 [ 2070.427866] 0 pages in swap cache [ 2070.436472] ndisc_send_rs+0x33a/0x690 [ 2070.440073] Swap cache stats: add 0, delete 0, find 0/0 [ 2070.444029] addrconf_rs_timer+0x384/0x6a0 [ 2070.448060] Free swap = 0kB [ 2070.451500] ? ipv6_get_lladdr+0x490/0x490 [ 2070.455356] Total swap = 0kB [ 2070.460722] call_timer_fn+0x177/0x700 [ 2070.464944] 2097051 pages RAM [ 2070.467949] ? ipv6_get_lladdr+0x490/0x490 [ 2070.472240] 0 pages HighMem/MovableOnly [ 2070.475242] ? process_timeout+0x40/0x40 [ 2070.479096] 369649 pages reserved [ 2070.482188] ? mark_held_locks+0xa6/0xf0 [ 2070.486390] 0 pages cma reserved [ 2070.490361] ? _raw_spin_unlock_irq+0x24/0x80 [ 2070.494456] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2070.497819] ? ipv6_get_lladdr+0x490/0x490 [ 2070.497833] ? ipv6_get_lladdr+0x490/0x490 [ 2070.501908] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2070.505217] expire_timers+0x243/0x4e0 [ 2070.509684] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2070.516176] run_timer_softirq+0x21c/0x670 [ 2070.547795] ? expire_timers+0x4e0/0x4e0 [ 2070.551850] ? check_preemption_disabled+0x41/0x280 [ 2070.556873] __do_softirq+0x265/0x980 [ 2070.560669] irq_exit+0x215/0x260 [ 2070.564110] smp_apic_timer_interrupt+0x136/0x550 [ 2070.568944] apic_timer_interrupt+0xf/0x20 [ 2070.573163] [ 2070.575401] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2070.580849] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2070.599913] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2070.607607] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2070.614866] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2070.622131] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2070.629388] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2070.636658] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2070.644031] ? list_lru_count_one+0x41/0x360 [ 2070.648429] list_lru_count_one+0x41/0x360 [ 2070.652666] super_cache_count+0x1b4/0x2e0 [ 2070.656889] ? f2fs_shrink_count+0x217/0x2a0 [ 2070.661305] do_shrink_slab+0x10b/0xa40 [ 2070.665273] shrink_slab+0x16f/0x550 [ 2070.669076] ? do_shrink_slab+0xa40/0xa40 [ 2070.673219] shrink_node.isra.0+0x2d3/0x1300 [ 2070.677633] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2070.682490] ? queue_work_on+0x11a/0x1f0 [ 2070.686552] ? vmpressure+0x28a/0x320 [ 2070.690346] do_try_to_free_pages+0x38e/0xfe0 [ 2070.694840] ? node_reclaim+0x850/0x850 [ 2070.698821] try_to_free_pages+0x27f/0x7c0 [ 2070.703392] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2070.708059] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2070.713078] __alloc_pages_nodemask+0xcc8/0x2890 [ 2070.717837] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2070.722666] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2070.727500] ? finish_task_switch+0x146/0x760 [ 2070.731993] ? mark_held_locks+0xa6/0xf0 [ 2070.736045] ? ____cache_alloc_node+0x156/0x1d0 [ 2070.740702] ? cache_grow_begin+0x64/0x8a0 [ 2070.744926] cache_grow_begin+0xa4/0x8a0 [ 2070.748981] fallback_alloc+0x213/0x2e0 [ 2070.752948] kmem_cache_alloc_trace+0x1f1/0x380 [ 2070.757612] do_syslog.part.0+0x24f/0x1510 [ 2070.761842] ? console_trylock+0x90/0x90 [ 2070.765894] ? wait_woken+0x250/0x250 [ 2070.769688] ? security_syslog+0x73/0x90 [ 2070.773745] do_syslog+0x49/0x60 [ 2070.777104] kmsg_read+0x8a/0xb0 [ 2070.780545] ? kmsg_poll+0xb0/0xb0 [ 2070.784074] proc_reg_read+0x1bd/0x2d0 [ 2070.787955] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2070.792881] ? lock_acquire+0x170/0x3c0 [ 2070.796851] ? __fdget_pos+0x26f/0x310 [ 2070.800733] __vfs_read+0xf7/0x750 [ 2070.804259] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2070.809196] ? __se_sys_copy_file_range+0x410/0x410 [ 2070.814202] ? fsnotify_first_mark+0x200/0x200 [ 2070.818777] ? mutex_trylock+0x1a0/0x1a0 [ 2070.822834] ? security_file_permission+0x1c0/0x220 [ 2070.827844] vfs_read+0x194/0x3c0 [ 2070.831296] ksys_read+0x12b/0x2a0 [ 2070.834926] ? kernel_write+0x110/0x110 [ 2070.838891] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2070.843899] ? do_syscall_64+0x21/0x620 [ 2070.847874] do_syscall_64+0xf9/0x620 [ 2070.851673] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2070.856872] RIP: 0033:0x7f32b454c22d [ 2070.860584] Code: Bad RIP value. [ 2070.863933] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2070.871630] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2070.878889] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2070.886157] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2070.893416] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2070.900687] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2070.907964] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2070.908024] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2070.915236] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2070.915240] Call Trace: [ 2070.915264] dump_stack+0x1fc/0x2ef [ 2070.915284] warn_alloc.cold+0x7b/0x18f [ 2070.921812] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2070.931111] ? zone_watermark_ok_safe+0x260/0x260 [ 2070.933684] in:imklog cpuset=/ mems_allowed=0-1 [ 2070.937314] ? wakeup_kcompactd+0x27/0x540 [ 2070.965180] ? wakeup_kswapd+0x3cb/0x660 [ 2070.969231] ? __zone_watermark_ok+0x300/0x300 [ 2070.973801] ? wake_all_kswapds+0x143/0x2c0 [ 2070.978114] __alloc_pages_nodemask+0x232f/0x2890 [ 2070.982959] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2070.987795] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2070.992636] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2070.997489] ? mark_held_locks+0xf0/0xf0 [ 2071.001551] ? ____cache_alloc_node+0x156/0x1d0 [ 2071.006299] cache_grow_begin+0xa4/0x8a0 [ 2071.010353] fallback_alloc+0x213/0x2e0 [ 2071.014320] kmem_cache_alloc_node+0xe3/0x3b0 [ 2071.018933] __alloc_skb+0x71/0x560 [ 2071.022553] ndisc_alloc_skb+0x134/0x320 [ 2071.026605] ndisc_send_rs+0x33a/0x690 [ 2071.030482] addrconf_rs_timer+0x384/0x6a0 [ 2071.034707] ? ipv6_get_lladdr+0x490/0x490 [ 2071.038942] call_timer_fn+0x177/0x700 [ 2071.042815] ? ipv6_get_lladdr+0x490/0x490 [ 2071.047037] ? process_timeout+0x40/0x40 [ 2071.051095] ? _raw_spin_unlock_irq+0x24/0x80 [ 2071.055585] ? ipv6_get_lladdr+0x490/0x490 [ 2071.059809] ? ipv6_get_lladdr+0x490/0x490 [ 2071.064042] expire_timers+0x243/0x4e0 [ 2071.068009] run_timer_softirq+0x21c/0x670 [ 2071.072237] ? expire_timers+0x4e0/0x4e0 [ 2071.076292] ? mac80211_hwsim_beacon+0x150/0x190 [ 2071.081043] ? check_preemption_disabled+0x41/0x280 [ 2071.086055] __do_softirq+0x265/0x980 [ 2071.089850] ? __local_bh_enable_ip+0x270/0x270 [ 2071.094505] run_ksoftirqd+0x57/0x110 [ 2071.098308] smpboot_thread_fn+0x655/0x9e0 [ 2071.102541] ? __kthread_parkme+0x4c/0x1e0 [ 2071.106770] ? sort_range+0x30/0x30 [ 2071.110385] ? __kthread_parkme+0x133/0x1e0 [ 2071.114710] ? sort_range+0x30/0x30 [ 2071.118333] kthread+0x33f/0x460 [ 2071.121686] ? kthread_park+0x180/0x180 [ 2071.125655] ret_from_fork+0x24/0x30 [ 2071.129363] warn_alloc_show_mem: 1 callbacks suppressed [ 2071.129372] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2071.129374] Mem-Info: [ 2071.129401] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2071.129401] active_file:13 inactive_file:13 isolated_file:0 [ 2071.129401] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2071.129401] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2071.129401] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2071.129401] free:11077 free_pcp:541 free_cma:0 [ 2071.134732] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2071.142088] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2071.144476] Call Trace: [ 2071.177892] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2071.187237] [ 2071.215060] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2071.217642] dump_stack+0x1fc/0x2ef [ 2071.243299] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2071.245458] warn_alloc.cold+0x7b/0x18f [ 2071.271545] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2071.275165] ? zone_watermark_ok_safe+0x260/0x260 [ 2071.280145] lowmem_reserve[]: 0 0 1 1 1 [ 2071.284104] ? wakeup_kcompactd+0x27/0x540 [ 2071.313057] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2071.317893] ? wakeup_kswapd+0x3cb/0x660 [ 2071.321841] lowmem_reserve[]: 0 0 0 0 0 [ 2071.326061] ? __zone_watermark_ok+0x300/0x300 [ 2071.351878] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2071.355930] ? wake_all_kswapds+0x143/0x2c0 [ 2071.359886] lowmem_reserve[]: 0 0 0 0 0 [ 2071.364458] __alloc_pages_nodemask+0x232f/0x2890 [ 2071.392196] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2071.396548] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2071.400483] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2071.405312] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2071.418282] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2071.423113] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2071.437485] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2071.442327] ? mark_held_locks+0xf0/0xf0 [ 2071.453295] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2071.458121] ? ____cache_alloc_node+0x156/0x1d0 [ 2071.473018] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2071.477060] cache_grow_begin+0xa4/0x8a0 [ 2071.485956] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2071.490609] fallback_alloc+0x213/0x2e0 [ 2071.499151] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2071.499158] 28277 total pagecache pages [ 2071.503206] kmem_cache_alloc_node+0xe3/0x3b0 [ 2071.512015] 0 pages in swap cache [ 2071.515973] __alloc_skb+0x71/0x560 [ 2071.524517] Swap cache stats: add 0, delete 0, find 0/0 [ 2071.528471] ndisc_alloc_skb+0x134/0x320 [ 2071.532949] Free swap = 0kB [ 2071.536422] ndisc_send_rs+0x33a/0x690 [ 2071.540019] Total swap = 0kB [ 2071.545369] addrconf_rs_timer+0x384/0x6a0 [ 2071.549397] 2097051 pages RAM [ 2071.552402] ? ipv6_get_lladdr+0x490/0x490 [ 2071.556257] 0 pages HighMem/MovableOnly [ 2071.559287] call_timer_fn+0x177/0x700 [ 2071.563485] 369649 pages reserved [ 2071.566575] ? ipv6_get_lladdr+0x490/0x490 [ 2071.570776] 0 pages cma reserved [ 2071.574732] ? process_timeout+0x40/0x40 [ 2071.578660] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2071.582028] ? mark_held_locks+0xa6/0xf0 [ 2071.586334] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2071.589613] ? _raw_spin_unlock_irq+0x24/0x80 [ 2071.593643] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2071.600122] ? ipv6_get_lladdr+0x490/0x490 [ 2071.627973] ? ipv6_get_lladdr+0x490/0x490 [ 2071.632202] expire_timers+0x243/0x4e0 [ 2071.636080] run_timer_softirq+0x21c/0x670 [ 2071.640315] ? expire_timers+0x4e0/0x4e0 [ 2071.644367] ? check_preemption_disabled+0x41/0x280 [ 2071.649379] __do_softirq+0x265/0x980 [ 2071.653174] irq_exit+0x215/0x260 [ 2071.656617] smp_apic_timer_interrupt+0x136/0x550 [ 2071.661449] apic_timer_interrupt+0xf/0x20 [ 2071.665667] [ 2071.667910] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2071.673352] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2071.692251] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2071.700033] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2071.707497] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2071.714753] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2071.722029] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2071.729288] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2071.736560] ? list_lru_count_one+0x41/0x360 [ 2071.740959] list_lru_count_one+0x41/0x360 [ 2071.745187] super_cache_count+0x1b4/0x2e0 [ 2071.749414] ? f2fs_shrink_count+0x217/0x2a0 [ 2071.753815] do_shrink_slab+0x10b/0xa40 [ 2071.757787] shrink_slab+0x16f/0x550 [ 2071.761491] ? do_shrink_slab+0xa40/0xa40 [ 2071.765639] shrink_node.isra.0+0x2d3/0x1300 [ 2071.770053] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2071.774885] ? queue_work_on+0x11a/0x1f0 [ 2071.778937] ? vmpressure+0x28a/0x320 [ 2071.782730] do_try_to_free_pages+0x38e/0xfe0 [ 2071.787232] ? node_reclaim+0x850/0x850 [ 2071.791216] try_to_free_pages+0x27f/0x7c0 [ 2071.795439] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2071.800116] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2071.805128] __alloc_pages_nodemask+0xcc8/0x2890 [ 2071.809888] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2071.814719] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2071.819563] ? finish_task_switch+0x146/0x760 [ 2071.824058] ? mark_held_locks+0xa6/0xf0 [ 2071.828109] ? ____cache_alloc_node+0x156/0x1d0 [ 2071.832767] ? cache_grow_begin+0x64/0x8a0 [ 2071.836995] cache_grow_begin+0xa4/0x8a0 [ 2071.841053] fallback_alloc+0x213/0x2e0 [ 2071.845022] kmem_cache_alloc_trace+0x1f1/0x380 [ 2071.849689] do_syslog.part.0+0x24f/0x1510 [ 2071.853918] ? console_trylock+0x90/0x90 [ 2071.857986] ? wait_woken+0x250/0x250 [ 2071.861778] ? security_syslog+0x73/0x90 [ 2071.865843] do_syslog+0x49/0x60 [ 2071.869204] kmsg_read+0x8a/0xb0 [ 2071.872581] ? kmsg_poll+0xb0/0xb0 [ 2071.876122] proc_reg_read+0x1bd/0x2d0 [ 2071.880002] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2071.885004] ? lock_acquire+0x170/0x3c0 [ 2071.888966] ? __fdget_pos+0x26f/0x310 [ 2071.892846] __vfs_read+0xf7/0x750 [ 2071.896374] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2071.901294] ? __se_sys_copy_file_range+0x410/0x410 [ 2071.906315] ? fsnotify_first_mark+0x200/0x200 [ 2071.910905] ? mutex_trylock+0x1a0/0x1a0 [ 2071.914970] ? security_file_permission+0x1c0/0x220 [ 2071.919979] vfs_read+0x194/0x3c0 [ 2071.923432] ksys_read+0x12b/0x2a0 [ 2071.926964] ? kernel_write+0x110/0x110 [ 2071.930945] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2071.935958] ? do_syscall_64+0x21/0x620 [ 2071.939930] do_syscall_64+0xf9/0x620 [ 2071.943729] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2071.948911] RIP: 0033:0x7f32b454c22d [ 2071.952623] Code: Bad RIP value. [ 2071.955974] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2071.963670] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2071.970925] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2071.978182] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2071.985439] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2071.992698] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2071.999973] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2072.000038] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2072.007241] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2072.007245] Call Trace: [ 2072.007262] dump_stack+0x1fc/0x2ef [ 2072.007281] warn_alloc.cold+0x7b/0x18f [ 2072.013788] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2072.023087] ? zone_watermark_ok_safe+0x260/0x260 [ 2072.025640] in:imklog cpuset=/ mems_allowed=0-1 [ 2072.029250] ? wakeup_kcompactd+0x27/0x540 [ 2072.057178] ? wakeup_kswapd+0x3cb/0x660 [ 2072.061230] ? __zone_watermark_ok+0x300/0x300 [ 2072.065800] ? wake_all_kswapds+0x143/0x2c0 [ 2072.070112] __alloc_pages_nodemask+0x232f/0x2890 [ 2072.074954] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2072.079802] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2072.084631] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2072.089477] ? mark_held_locks+0xf0/0xf0 [ 2072.093527] ? ____cache_alloc_node+0x156/0x1d0 [ 2072.098189] cache_grow_begin+0xa4/0x8a0 [ 2072.102245] fallback_alloc+0x213/0x2e0 [ 2072.106922] kmem_cache_alloc_node+0xe3/0x3b0 [ 2072.112301] __alloc_skb+0x71/0x560 [ 2072.115926] ndisc_alloc_skb+0x134/0x320 [ 2072.119995] ndisc_send_rs+0x33a/0x690 [ 2072.123883] addrconf_rs_timer+0x384/0x6a0 [ 2072.128109] ? ipv6_get_lladdr+0x490/0x490 [ 2072.132341] call_timer_fn+0x177/0x700 [ 2072.136233] ? ipv6_get_lladdr+0x490/0x490 [ 2072.140467] ? process_timeout+0x40/0x40 [ 2072.144520] ? _raw_spin_unlock_irq+0x24/0x80 [ 2072.149091] ? ipv6_get_lladdr+0x490/0x490 [ 2072.153316] ? ipv6_get_lladdr+0x490/0x490 [ 2072.157550] expire_timers+0x243/0x4e0 [ 2072.161518] run_timer_softirq+0x21c/0x670 [ 2072.165745] ? expire_timers+0x4e0/0x4e0 [ 2072.169800] ? mac80211_hwsim_beacon+0x150/0x190 [ 2072.174546] ? check_preemption_disabled+0x41/0x280 [ 2072.179558] __do_softirq+0x265/0x980 [ 2072.183354] ? __local_bh_enable_ip+0x270/0x270 [ 2072.188013] run_ksoftirqd+0x57/0x110 [ 2072.191803] smpboot_thread_fn+0x655/0x9e0 [ 2072.196024] ? __kthread_parkme+0x4c/0x1e0 [ 2072.200267] ? sort_range+0x30/0x30 [ 2072.203906] ? __kthread_parkme+0x133/0x1e0 [ 2072.208235] ? sort_range+0x30/0x30 [ 2072.211874] kthread+0x33f/0x460 [ 2072.215241] ? kthread_park+0x180/0x180 [ 2072.219224] ret_from_fork+0x24/0x30 [ 2072.222934] warn_alloc_show_mem: 1 callbacks suppressed [ 2072.222943] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2072.222945] Mem-Info: [ 2072.222972] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2072.222972] active_file:13 inactive_file:13 isolated_file:0 [ 2072.222972] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2072.222972] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2072.222972] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2072.222972] free:11077 free_pcp:541 free_cma:0 [ 2072.228306] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2072.235658] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2072.238046] Call Trace: [ 2072.271617] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2072.280942] [ 2072.308762] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2072.311344] dump_stack+0x1fc/0x2ef [ 2072.336998] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2072.339155] warn_alloc.cold+0x7b/0x18f [ 2072.365401] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2072.369024] ? zone_watermark_ok_safe+0x260/0x260 [ 2072.374003] lowmem_reserve[]: 0 0 1 1 1 [ 2072.377977] ? wakeup_kcompactd+0x27/0x540 [ 2072.406919] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2072.411759] ? wakeup_kswapd+0x3cb/0x660 [ 2072.415695] lowmem_reserve[]: 0 0 0 0 0 [ 2072.419931] ? __zone_watermark_ok+0x300/0x300 [ 2072.445747] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2072.449809] ? wake_all_kswapds+0x143/0x2c0 [ 2072.453856] lowmem_reserve[]: 0 0 0 0 0 [ 2072.458453] __alloc_pages_nodemask+0x232f/0x2890 [ 2072.486091] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2072.490419] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2072.494355] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2072.499199] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2072.512005] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2072.516848] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2072.531208] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2072.536057] ? mark_held_locks+0xf0/0xf0 [ 2072.547026] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2072.551869] ? ____cache_alloc_node+0x156/0x1d0 [ 2072.566753] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2072.570829] cache_grow_begin+0xa4/0x8a0 [ 2072.579640] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2072.584300] fallback_alloc+0x213/0x2e0 [ 2072.592848] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2072.596911] kmem_cache_alloc_node+0xe3/0x3b0 [ 2072.605714] 28277 total pagecache pages [ 2072.609704] __alloc_skb+0x71/0x560 [ 2072.618275] 0 pages in swap cache [ 2072.622878] ndisc_alloc_skb+0x134/0x320 [ 2072.626854] Swap cache stats: add 0, delete 0, find 0/0 [ 2072.630476] ndisc_send_rs+0x33a/0x690 [ 2072.633902] Free swap = 0kB [ 2072.637954] addrconf_rs_timer+0x384/0x6a0 [ 2072.643301] Total swap = 0kB [ 2072.647285] ? ipv6_get_lladdr+0x490/0x490 [ 2072.650304] 2097051 pages RAM [ 2072.654543] call_timer_fn+0x177/0x700 [ 2072.657527] 0 pages HighMem/MovableOnly [ 2072.661755] ? ipv6_get_lladdr+0x490/0x490 [ 2072.664828] 369649 pages reserved [ 2072.664835] 0 pages cma reserved [ 2072.668711] ? process_timeout+0x40/0x40 [ 2072.672721] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2072.676906] ? mark_held_locks+0xa6/0xf0 [ 2072.676919] ? _raw_spin_unlock_irq+0x24/0x80 [ 2072.676933] ? ipv6_get_lladdr+0x490/0x490 [ 2072.680409] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2072.683713] ? ipv6_get_lladdr+0x490/0x490 [ 2072.687771] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2072.694263] expire_timers+0x243/0x4e0 [ 2072.730199] run_timer_softirq+0x21c/0x670 [ 2072.734432] ? expire_timers+0x4e0/0x4e0 [ 2072.738497] ? check_preemption_disabled+0x41/0x280 [ 2072.743511] __do_softirq+0x265/0x980 [ 2072.747323] irq_exit+0x215/0x260 [ 2072.750770] smp_apic_timer_interrupt+0x136/0x550 [ 2072.755614] apic_timer_interrupt+0xf/0x20 [ 2072.759843] [ 2072.762074] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2072.767515] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2072.786402] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2072.794119] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2072.801376] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2072.808633] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2072.815891] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2072.823150] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2072.830423] ? list_lru_count_one+0x41/0x360 [ 2072.834825] list_lru_count_one+0x41/0x360 [ 2072.839051] super_cache_count+0x1b4/0x2e0 [ 2072.843274] ? f2fs_shrink_count+0x217/0x2a0 [ 2072.847687] do_shrink_slab+0x10b/0xa40 [ 2072.851658] shrink_slab+0x16f/0x550 [ 2072.855364] ? do_shrink_slab+0xa40/0xa40 [ 2072.859508] shrink_node.isra.0+0x2d3/0x1300 [ 2072.863918] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2072.868750] ? queue_work_on+0x11a/0x1f0 [ 2072.872808] ? vmpressure+0x28a/0x320 [ 2072.876607] do_try_to_free_pages+0x38e/0xfe0 [ 2072.881102] ? node_reclaim+0x850/0x850 [ 2072.885085] try_to_free_pages+0x27f/0x7c0 [ 2072.889312] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2072.893976] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2072.898988] __alloc_pages_nodemask+0xcc8/0x2890 [ 2072.903767] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2072.908606] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2072.913440] ? finish_task_switch+0x146/0x760 [ 2072.917940] ? mark_held_locks+0xa6/0xf0 [ 2072.921988] ? ____cache_alloc_node+0x156/0x1d0 [ 2072.926657] ? cache_grow_begin+0x64/0x8a0 [ 2072.930902] cache_grow_begin+0xa4/0x8a0 [ 2072.934959] fallback_alloc+0x213/0x2e0 [ 2072.939190] kmem_cache_alloc_trace+0x1f1/0x380 [ 2072.943865] do_syslog.part.0+0x24f/0x1510 [ 2072.948095] ? console_trylock+0x90/0x90 [ 2072.952146] ? wait_woken+0x250/0x250 [ 2072.955945] ? security_syslog+0x73/0x90 [ 2072.960013] do_syslog+0x49/0x60 [ 2072.963384] kmsg_read+0x8a/0xb0 [ 2072.966741] ? kmsg_poll+0xb0/0xb0 [ 2072.970270] proc_reg_read+0x1bd/0x2d0 [ 2072.974149] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2072.979088] ? lock_acquire+0x170/0x3c0 [ 2072.983053] ? __fdget_pos+0x26f/0x310 [ 2072.986934] __vfs_read+0xf7/0x750 [ 2072.990464] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2072.995384] ? __se_sys_copy_file_range+0x410/0x410 [ 2073.000402] ? fsnotify_first_mark+0x200/0x200 [ 2073.004990] ? mutex_trylock+0x1a0/0x1a0 [ 2073.009266] ? security_file_permission+0x1c0/0x220 [ 2073.014276] vfs_read+0x194/0x3c0 [ 2073.017729] ksys_read+0x12b/0x2a0 [ 2073.021273] ? kernel_write+0x110/0x110 [ 2073.025238] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2073.030247] ? do_syscall_64+0x21/0x620 [ 2073.034219] do_syscall_64+0xf9/0x620 [ 2073.038366] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2073.043545] RIP: 0033:0x7f32b454c22d [ 2073.047256] Code: Bad RIP value. [ 2073.050783] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2073.058569] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2073.065827] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2073.073081] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2073.080340] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2073.087596] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2073.094871] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2073.094930] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2073.102135] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2073.102142] Call Trace: [ 2073.108687] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2073.117969] dump_stack+0x1fc/0x2ef [ 2073.120532] in:imklog cpuset=/ mems_allowed=0-1 [ 2073.130658] warn_alloc.cold+0x7b/0x18f [ 2073.142868] ? zone_watermark_ok_safe+0x260/0x260 [ 2073.147707] ? wakeup_kcompactd+0x27/0x540 [ 2073.151936] ? wakeup_kswapd+0x3cb/0x660 [ 2073.155988] ? __zone_watermark_ok+0x300/0x300 [ 2073.160562] ? wake_all_kswapds+0x143/0x2c0 [ 2073.164892] __alloc_pages_nodemask+0x232f/0x2890 [ 2073.169754] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2073.174586] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2073.179416] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2073.184256] ? mark_held_locks+0xf0/0xf0 [ 2073.188319] ? ____cache_alloc_node+0x156/0x1d0 [ 2073.192983] cache_grow_begin+0xa4/0x8a0 [ 2073.197038] fallback_alloc+0x213/0x2e0 [ 2073.201010] kmem_cache_alloc_node+0xe3/0x3b0 [ 2073.205500] __alloc_skb+0x71/0x560 [ 2073.209207] ndisc_alloc_skb+0x134/0x320 [ 2073.213260] ndisc_send_rs+0x33a/0x690 [ 2073.217228] addrconf_rs_timer+0x384/0x6a0 [ 2073.221454] ? ipv6_get_lladdr+0x490/0x490 [ 2073.225710] call_timer_fn+0x177/0x700 [ 2073.229595] ? ipv6_get_lladdr+0x490/0x490 [ 2073.233873] ? process_timeout+0x40/0x40 [ 2073.237935] ? _raw_spin_unlock_irq+0x24/0x80 [ 2073.242417] ? ipv6_get_lladdr+0x490/0x490 [ 2073.246646] ? ipv6_get_lladdr+0x490/0x490 [ 2073.250872] expire_timers+0x243/0x4e0 [ 2073.254756] run_timer_softirq+0x21c/0x670 [ 2073.258983] ? expire_timers+0x4e0/0x4e0 [ 2073.263044] ? mac80211_hwsim_beacon+0x150/0x190 [ 2073.267791] ? check_preemption_disabled+0x41/0x280 [ 2073.272801] __do_softirq+0x265/0x980 [ 2073.276595] ? __local_bh_enable_ip+0x270/0x270 [ 2073.281349] run_ksoftirqd+0x57/0x110 [ 2073.285142] smpboot_thread_fn+0x655/0x9e0 [ 2073.289363] ? __kthread_parkme+0x4c/0x1e0 [ 2073.293592] ? sort_range+0x30/0x30 [ 2073.297208] ? __kthread_parkme+0x133/0x1e0 [ 2073.301521] ? sort_range+0x30/0x30 [ 2073.305135] kthread+0x33f/0x460 [ 2073.308489] ? kthread_park+0x180/0x180 [ 2073.312469] ret_from_fork+0x24/0x30 [ 2073.316192] warn_alloc_show_mem: 1 callbacks suppressed [ 2073.316201] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2073.316203] Mem-Info: [ 2073.316228] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2073.316228] active_file:13 inactive_file:13 isolated_file:0 [ 2073.316228] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2073.316228] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2073.316228] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2073.316228] free:11077 free_pcp:541 free_cma:0 [ 2073.321564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2073.329091] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2073.331488] Call Trace: [ 2073.364915] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2073.374247] [ 2073.402070] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2073.404653] dump_stack+0x1fc/0x2ef [ 2073.430293] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2073.432442] warn_alloc.cold+0x7b/0x18f [ 2073.458516] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2073.462139] ? zone_watermark_ok_safe+0x260/0x260 [ 2073.467126] lowmem_reserve[]: 0 0 1 1 1 [ 2073.471088] ? wakeup_kcompactd+0x27/0x540 [ 2073.500049] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2073.504897] ? wakeup_kswapd+0x3cb/0x660 [ 2073.508833] lowmem_reserve[]: 0 0 0 0 0 [ 2073.513073] ? __zone_watermark_ok+0x300/0x300 [ 2073.538891] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2073.542945] ? wake_all_kswapds+0x143/0x2c0 [ 2073.546887] lowmem_reserve[]: 0 0 0 0 0 [ 2073.551545] __alloc_pages_nodemask+0x232f/0x2890 [ 2073.579186] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2073.583518] ? rcu_nmi_exit+0xb3/0x180 [ 2073.587442] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2073.592288] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2073.605085] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2073.608992] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2073.623356] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2073.628206] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2073.639186] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2073.644019] ? mark_held_locks+0xf0/0xf0 [ 2073.658900] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2073.663736] ? ____cache_alloc_node+0x156/0x1d0 [ 2073.672548] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2073.676590] cache_grow_begin+0xa4/0x8a0 [ 2073.685138] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2073.689794] fallback_alloc+0x213/0x2e0 [ 2073.698607] 28277 total pagecache pages [ 2073.702656] kmem_cache_alloc_node+0xe3/0x3b0 [ 2073.711202] 0 pages in swap cache [ 2073.715169] __alloc_skb+0x71/0x560 [ 2073.719114] Swap cache stats: add 0, delete 0, find 0/0 [ 2073.723607] ndisc_alloc_skb+0x134/0x320 [ 2073.727028] Free swap = 0kB [ 2073.730650] ndisc_send_rs+0x33a/0x690 [ 2073.735995] Total swap = 0kB [ 2073.740045] addrconf_rs_timer+0x384/0x6a0 [ 2073.743031] 2097051 pages RAM [ 2073.746906] ? ipv6_get_lladdr+0x490/0x490 [ 2073.749899] 0 pages HighMem/MovableOnly [ 2073.754131] call_timer_fn+0x177/0x700 [ 2073.757205] 369649 pages reserved [ 2073.761425] ? ipv6_get_lladdr+0x490/0x490 [ 2073.765380] 0 pages cma reserved [ 2073.769253] ? process_timeout+0x40/0x40 [ 2073.772742] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2073.776896] ? mark_held_locks+0xa6/0xf0 [ 2073.776910] ? _raw_spin_unlock_irq+0x24/0x80 [ 2073.776924] ? ipv6_get_lladdr+0x490/0x490 [ 2073.780309] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2073.784311] ? ipv6_get_lladdr+0x490/0x490 [ 2073.790781] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2073.794832] expire_timers+0x243/0x4e0 [ 2073.826708] run_timer_softirq+0x21c/0x670 [ 2073.831046] ? expire_timers+0x4e0/0x4e0 [ 2073.835101] ? check_preemption_disabled+0x41/0x280 [ 2073.840112] __do_softirq+0x265/0x980 [ 2073.843923] irq_exit+0x215/0x260 [ 2073.847366] smp_apic_timer_interrupt+0x136/0x550 [ 2073.852202] apic_timer_interrupt+0xf/0x20 [ 2073.856420] [ 2073.858651] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2073.864090] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2073.882979] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2073.890677] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2073.897933] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2073.905194] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2073.912453] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2073.919716] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2073.926990] ? list_lru_count_one+0x41/0x360 [ 2073.931394] list_lru_count_one+0x41/0x360 [ 2073.935622] super_cache_count+0x1b4/0x2e0 [ 2073.939845] ? f2fs_shrink_count+0x217/0x2a0 [ 2073.944246] do_shrink_slab+0x10b/0xa40 [ 2073.948216] shrink_slab+0x16f/0x550 [ 2073.951924] ? do_shrink_slab+0xa40/0xa40 [ 2073.956073] shrink_node.isra.0+0x2d3/0x1300 [ 2073.960484] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2073.965331] ? queue_work_on+0x11a/0x1f0 [ 2073.969392] ? vmpressure+0x28a/0x320 [ 2073.973184] do_try_to_free_pages+0x38e/0xfe0 [ 2073.977678] ? node_reclaim+0x850/0x850 [ 2073.981648] try_to_free_pages+0x27f/0x7c0 [ 2073.985874] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2073.990539] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2073.995552] __alloc_pages_nodemask+0xcc8/0x2890 [ 2074.000308] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2074.005148] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2074.009989] ? finish_task_switch+0x146/0x760 [ 2074.014488] ? mark_held_locks+0xa6/0xf0 [ 2074.018541] ? ____cache_alloc_node+0x156/0x1d0 [ 2074.023212] ? cache_grow_begin+0x64/0x8a0 [ 2074.027454] cache_grow_begin+0xa4/0x8a0 [ 2074.031510] fallback_alloc+0x213/0x2e0 [ 2074.035568] kmem_cache_alloc_trace+0x1f1/0x380 [ 2074.040230] do_syslog.part.0+0x24f/0x1510 [ 2074.044460] ? console_trylock+0x90/0x90 [ 2074.048513] ? wait_woken+0x250/0x250 [ 2074.052304] ? security_syslog+0x73/0x90 [ 2074.056358] do_syslog+0x49/0x60 [ 2074.059715] kmsg_read+0x8a/0xb0 [ 2074.063071] ? kmsg_poll+0xb0/0xb0 [ 2074.066596] proc_reg_read+0x1bd/0x2d0 [ 2074.070476] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2074.075394] ? lock_acquire+0x170/0x3c0 [ 2074.079356] ? __fdget_pos+0x26f/0x310 [ 2074.083236] __vfs_read+0xf7/0x750 [ 2074.086773] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2074.091701] ? __se_sys_copy_file_range+0x410/0x410 [ 2074.096706] ? fsnotify_first_mark+0x200/0x200 [ 2074.101284] ? mutex_trylock+0x1a0/0x1a0 [ 2074.105352] ? security_file_permission+0x1c0/0x220 [ 2074.110375] vfs_read+0x194/0x3c0 [ 2074.113824] ksys_read+0x12b/0x2a0 [ 2074.117357] ? kernel_write+0x110/0x110 [ 2074.121323] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2074.126742] ? do_syscall_64+0x21/0x620 [ 2074.130708] do_syscall_64+0xf9/0x620 [ 2074.134509] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2074.139689] RIP: 0033:0x7f32b454c22d [ 2074.143400] Code: Bad RIP value. [ 2074.146751] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2074.154460] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2074.161717] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2074.168997] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2074.176256] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2074.183514] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2074.190804] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2074.190866] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2074.198072] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2074.198077] Call Trace: [ 2074.198095] dump_stack+0x1fc/0x2ef [ 2074.198112] warn_alloc.cold+0x7b/0x18f [ 2074.204654] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2074.213927] ? zone_watermark_ok_safe+0x260/0x260 [ 2074.216489] in:imklog cpuset=/ mems_allowed=0-1 [ 2074.220105] ? wakeup_kcompactd+0x27/0x540 [ 2074.247856] ? wakeup_kswapd+0x3cb/0x660 [ 2074.252005] ? __zone_watermark_ok+0x300/0x300 [ 2074.256577] ? wake_all_kswapds+0x143/0x2c0 [ 2074.260895] __alloc_pages_nodemask+0x232f/0x2890 [ 2074.265744] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2074.270588] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2074.275423] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2074.280266] ? mark_held_locks+0xf0/0xf0 [ 2074.284317] ? ____cache_alloc_node+0x156/0x1d0 [ 2074.288978] cache_grow_begin+0xa4/0x8a0 [ 2074.293033] fallback_alloc+0x213/0x2e0 [ 2074.297000] kmem_cache_alloc_node+0xe3/0x3b0 [ 2074.301488] __alloc_skb+0x71/0x560 [ 2074.305108] ndisc_alloc_skb+0x134/0x320 [ 2074.309160] ndisc_send_rs+0x33a/0x690 [ 2074.313040] addrconf_rs_timer+0x384/0x6a0 [ 2074.317281] ? ipv6_get_lladdr+0x490/0x490 [ 2074.321513] call_timer_fn+0x177/0x700 [ 2074.325387] ? ipv6_get_lladdr+0x490/0x490 [ 2074.329614] ? process_timeout+0x40/0x40 [ 2074.333671] ? _raw_spin_unlock_irq+0x24/0x80 [ 2074.338153] ? ipv6_get_lladdr+0x490/0x490 [ 2074.342377] ? ipv6_get_lladdr+0x490/0x490 [ 2074.346600] expire_timers+0x243/0x4e0 [ 2074.350482] run_timer_softirq+0x21c/0x670 [ 2074.354709] ? expire_timers+0x4e0/0x4e0 [ 2074.358764] ? mac80211_hwsim_beacon+0x150/0x190 [ 2074.363514] ? check_preemption_disabled+0x41/0x280 [ 2074.368524] __do_softirq+0x265/0x980 [ 2074.372320] ? __local_bh_enable_ip+0x270/0x270 [ 2074.377002] run_ksoftirqd+0x57/0x110 [ 2074.380918] smpboot_thread_fn+0x655/0x9e0 [ 2074.385158] ? __kthread_parkme+0x4c/0x1e0 [ 2074.389394] ? sort_range+0x30/0x30 [ 2074.393016] ? __kthread_parkme+0x133/0x1e0 [ 2074.397335] ? sort_range+0x30/0x30 [ 2074.400951] kthread+0x33f/0x460 [ 2074.404306] ? kthread_park+0x180/0x180 [ 2074.408273] ret_from_fork+0x24/0x30 [ 2074.411987] warn_alloc_show_mem: 1 callbacks suppressed [ 2074.411997] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2074.411999] Mem-Info: [ 2074.412025] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2074.412025] active_file:13 inactive_file:13 isolated_file:0 [ 2074.412025] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2074.412025] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2074.412025] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2074.412025] free:11077 free_pcp:541 free_cma:0 [ 2074.417360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2074.424712] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2074.427098] Call Trace: [ 2074.460496] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2074.469993] [ 2074.497988] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2074.500564] dump_stack+0x1fc/0x2ef [ 2074.526205] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2074.528348] warn_alloc.cold+0x7b/0x18f [ 2074.554426] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2074.558043] ? zone_watermark_ok_safe+0x260/0x260 [ 2074.563022] lowmem_reserve[]: 0 0 1 1 1 [ 2074.566984] ? wakeup_kcompactd+0x27/0x540 [ 2074.595931] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2074.600773] ? wakeup_kswapd+0x3cb/0x660 [ 2074.604714] lowmem_reserve[]: 0 0 0 0 0 [ 2074.608941] ? __zone_watermark_ok+0x300/0x300 [ 2074.634764] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2074.638816] ? wake_all_kswapds+0x143/0x2c0 [ 2074.642757] lowmem_reserve[]: 0 0 0 0 0 [ 2074.647328] __alloc_pages_nodemask+0x232f/0x2890 [ 2074.675057] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2074.679378] ? rcu_nmi_exit+0xb3/0x180 [ 2074.683314] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2074.688153] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2074.700958] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2074.704927] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2074.719305] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2074.724144] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2074.735142] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2074.740064] ? mark_held_locks+0xf0/0xf0 [ 2074.754938] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2074.754950] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2074.759779] ? ____cache_alloc_node+0x156/0x1d0 [ 2074.768589] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2074.772635] cache_grow_begin+0xa4/0x8a0 [ 2074.781201] 28277 total pagecache pages [ 2074.790028] fallback_alloc+0x213/0x2e0 [ 2074.794682] 0 pages in swap cache [ 2074.803254] kmem_cache_alloc_node+0xe3/0x3b0 [ 2074.807288] Swap cache stats: add 0, delete 0, find 0/0 [ 2074.811247] __alloc_skb+0x71/0x560 [ 2074.815204] Free swap = 0kB [ 2074.818654] ndisc_alloc_skb+0x134/0x320 [ 2074.823206] Total swap = 0kB [ 2074.828554] ndisc_send_rs+0x33a/0x690 [ 2074.832150] 2097051 pages RAM [ 2074.835153] addrconf_rs_timer+0x384/0x6a0 [ 2074.839184] 0 pages HighMem/MovableOnly [ 2074.842188] ? ipv6_get_lladdr+0x490/0x490 [ 2074.846045] 369649 pages reserved [ 2074.849143] call_timer_fn+0x177/0x700 [ 2074.853345] 0 pages cma reserved [ 2074.857302] ? ipv6_get_lladdr+0x490/0x490 [ 2074.861573] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2074.864946] ? process_timeout+0x40/0x40 [ 2074.864962] ? mark_held_locks+0xa6/0xf0 [ 2074.864977] ? _raw_spin_unlock_irq+0x24/0x80 [ 2074.868879] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2074.872186] ? ipv6_get_lladdr+0x490/0x490 [ 2074.876392] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2074.882868] ? ipv6_get_lladdr+0x490/0x490 [ 2074.918981] expire_timers+0x243/0x4e0 [ 2074.922867] run_timer_softirq+0x21c/0x670 [ 2074.927093] ? expire_timers+0x4e0/0x4e0 [ 2074.931152] ? check_preemption_disabled+0x41/0x280 [ 2074.936162] __do_softirq+0x265/0x980 [ 2074.939957] irq_exit+0x215/0x260 [ 2074.943403] smp_apic_timer_interrupt+0x136/0x550 [ 2074.948242] apic_timer_interrupt+0xf/0x20 [ 2074.952474] [ 2074.954717] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2074.960157] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2074.979136] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2074.986831] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2074.994087] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2075.001345] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2075.008610] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2075.015871] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2075.023142] ? list_lru_count_one+0x41/0x360 [ 2075.027541] list_lru_count_one+0x41/0x360 [ 2075.031855] super_cache_count+0x1b4/0x2e0 [ 2075.036080] ? f2fs_shrink_count+0x217/0x2a0 [ 2075.040595] do_shrink_slab+0x10b/0xa40 [ 2075.044575] shrink_slab+0x16f/0x550 [ 2075.048289] ? do_shrink_slab+0xa40/0xa40 [ 2075.052623] shrink_node.isra.0+0x2d3/0x1300 [ 2075.057033] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2075.061863] ? queue_work_on+0x11a/0x1f0 [ 2075.065921] ? vmpressure+0x28a/0x320 [ 2075.069717] do_try_to_free_pages+0x38e/0xfe0 [ 2075.074214] ? node_reclaim+0x850/0x850 [ 2075.078182] try_to_free_pages+0x27f/0x7c0 [ 2075.082427] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2075.087091] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2075.092188] __alloc_pages_nodemask+0xcc8/0x2890 [ 2075.096946] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2075.101782] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2075.106614] ? finish_task_switch+0x146/0x760 [ 2075.111124] ? mark_held_locks+0xa6/0xf0 [ 2075.115397] ? ____cache_alloc_node+0x156/0x1d0 [ 2075.120073] ? cache_grow_begin+0x64/0x8a0 [ 2075.124338] cache_grow_begin+0xa4/0x8a0 [ 2075.128402] fallback_alloc+0x213/0x2e0 [ 2075.132375] kmem_cache_alloc_trace+0x1f1/0x380 [ 2075.137040] do_syslog.part.0+0x24f/0x1510 [ 2075.141274] ? console_trylock+0x90/0x90 [ 2075.145342] ? wait_woken+0x250/0x250 [ 2075.149155] ? security_syslog+0x73/0x90 [ 2075.153215] do_syslog+0x49/0x60 [ 2075.156572] kmsg_read+0x8a/0xb0 [ 2075.159924] ? kmsg_poll+0xb0/0xb0 [ 2075.163457] proc_reg_read+0x1bd/0x2d0 [ 2075.167335] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2075.172270] ? lock_acquire+0x170/0x3c0 [ 2075.176233] ? __fdget_pos+0x26f/0x310 [ 2075.180128] __vfs_read+0xf7/0x750 [ 2075.183656] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2075.188578] ? __se_sys_copy_file_range+0x410/0x410 [ 2075.193598] ? fsnotify_first_mark+0x200/0x200 [ 2075.198199] ? mutex_trylock+0x1a0/0x1a0 [ 2075.202265] ? security_file_permission+0x1c0/0x220 [ 2075.207291] vfs_read+0x194/0x3c0 [ 2075.210748] ksys_read+0x12b/0x2a0 [ 2075.214442] ? kernel_write+0x110/0x110 [ 2075.218413] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2075.223436] ? do_syscall_64+0x21/0x620 [ 2075.227411] do_syscall_64+0xf9/0x620 [ 2075.231209] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2075.236389] RIP: 0033:0x7f32b454c22d [ 2075.240096] Code: Bad RIP value. [ 2075.243444] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2075.251142] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2075.258398] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2075.266088] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2075.273474] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2075.280739] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2075.288017] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2075.288087] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2075.295290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2075.295295] Call Trace: [ 2075.295314] dump_stack+0x1fc/0x2ef [ 2075.295337] warn_alloc.cold+0x7b/0x18f [ 2075.301867] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2075.311159] ? zone_watermark_ok_safe+0x260/0x260 [ 2075.313710] in:imklog cpuset=/ mems_allowed=0-1 [ 2075.317338] ? wakeup_kcompactd+0x27/0x540 [ 2075.345089] ? wakeup_kswapd+0x3cb/0x660 [ 2075.349140] ? __zone_watermark_ok+0x300/0x300 [ 2075.353712] ? wake_all_kswapds+0x143/0x2c0 [ 2075.358029] __alloc_pages_nodemask+0x232f/0x2890 [ 2075.362883] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2075.367713] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2075.372549] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2075.377406] ? mark_held_locks+0xf0/0xf0 [ 2075.381459] ? ____cache_alloc_node+0x156/0x1d0 [ 2075.386120] cache_grow_begin+0xa4/0x8a0 [ 2075.390190] fallback_alloc+0x213/0x2e0 [ 2075.394343] kmem_cache_alloc_node+0xe3/0x3b0 [ 2075.398937] __alloc_skb+0x71/0x560 [ 2075.402579] ndisc_alloc_skb+0x134/0x320 [ 2075.406646] ndisc_send_rs+0x33a/0x690 [ 2075.410548] addrconf_rs_timer+0x384/0x6a0 [ 2075.414776] ? ipv6_get_lladdr+0x490/0x490 [ 2075.419187] call_timer_fn+0x177/0x700 [ 2075.423062] ? ipv6_get_lladdr+0x490/0x490 [ 2075.427287] ? process_timeout+0x40/0x40 [ 2075.431343] ? _raw_spin_unlock_irq+0x24/0x80 [ 2075.435828] ? ipv6_get_lladdr+0x490/0x490 [ 2075.440058] ? ipv6_get_lladdr+0x490/0x490 [ 2075.444297] expire_timers+0x243/0x4e0 [ 2075.448184] run_timer_softirq+0x21c/0x670 [ 2075.452411] ? expire_timers+0x4e0/0x4e0 [ 2075.456470] ? mac80211_hwsim_beacon+0x150/0x190 [ 2075.461217] ? check_preemption_disabled+0x41/0x280 [ 2075.466227] __do_softirq+0x265/0x980 [ 2075.470023] ? __local_bh_enable_ip+0x270/0x270 [ 2075.474682] run_ksoftirqd+0x57/0x110 [ 2075.478473] smpboot_thread_fn+0x655/0x9e0 [ 2075.482697] ? __kthread_parkme+0x4c/0x1e0 [ 2075.486921] ? sort_range+0x30/0x30 [ 2075.490537] ? __kthread_parkme+0x133/0x1e0 [ 2075.494849] ? sort_range+0x30/0x30 [ 2075.498473] kthread+0x33f/0x460 [ 2075.501937] ? kthread_park+0x180/0x180 [ 2075.505905] ret_from_fork+0x24/0x30 [ 2075.509630] warn_alloc_show_mem: 1 callbacks suppressed [ 2075.509640] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2075.509642] Mem-Info: [ 2075.509667] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2075.509667] active_file:13 inactive_file:13 isolated_file:0 [ 2075.509667] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2075.509667] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2075.509667] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2075.509667] free:11077 free_pcp:541 free_cma:0 [ 2075.515006] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2075.522469] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2075.524872] Call Trace: [ 2075.558616] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2075.567978] [ 2075.595798] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2075.598424] dump_stack+0x1fc/0x2ef [ 2075.624061] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2075.626212] warn_alloc.cold+0x7b/0x18f [ 2075.652299] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2075.655921] ? zone_watermark_ok_safe+0x260/0x260 [ 2075.660929] lowmem_reserve[]: 0 0 1 1 1 [ 2075.664900] ? wakeup_kcompactd+0x27/0x540 [ 2075.693928] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2075.698783] ? wakeup_kswapd+0x3cb/0x660 [ 2075.702720] lowmem_reserve[]: 0 0 0 0 0 [ 2075.706951] ? __zone_watermark_ok+0x300/0x300 [ 2075.732768] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2075.736818] ? wake_all_kswapds+0x143/0x2c0 [ 2075.740752] lowmem_reserve[]: 0 0 0 0 0 [ 2075.745330] __alloc_pages_nodemask+0x232f/0x2890 [ 2075.772967] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2075.777292] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2075.781428] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2075.786276] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2075.799071] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2075.803904] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2075.818269] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2075.823153] ? mark_held_locks+0xf0/0xf0 [ 2075.834139] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2075.838970] ? ____cache_alloc_node+0x156/0x1d0 [ 2075.853855] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2075.857905] cache_grow_begin+0xa4/0x8a0 [ 2075.866717] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2075.871371] fallback_alloc+0x213/0x2e0 [ 2075.879918] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2075.883969] kmem_cache_alloc_node+0xe3/0x3b0 [ 2075.892774] 28277 total pagecache pages [ 2075.896779] __alloc_skb+0x71/0x560 [ 2075.905327] 0 pages in swap cache [ 2075.909809] ndisc_alloc_skb+0x134/0x320 [ 2075.913749] Swap cache stats: add 0, delete 0, find 0/0 [ 2075.913756] Free swap = 0kB [ 2075.917370] ndisc_send_rs+0x33a/0x690 [ 2075.920974] Total swap = 0kB [ 2075.920983] 2097051 pages RAM [ 2075.925029] addrconf_rs_timer+0x384/0x6a0 [ 2075.930361] 0 pages HighMem/MovableOnly [ 2075.933372] ? ipv6_get_lladdr+0x490/0x490 [ 2075.937230] 369649 pages reserved [ 2075.940252] call_timer_fn+0x177/0x700 [ 2075.943335] 0 pages cma reserved [ 2075.947558] ? ipv6_get_lladdr+0x490/0x490 [ 2075.951592] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2075.955750] ? process_timeout+0x40/0x40 [ 2075.955765] ? mark_held_locks+0xa6/0xf0 [ 2075.955778] ? _raw_spin_unlock_irq+0x24/0x80 [ 2075.955794] ? ipv6_get_lladdr+0x490/0x490 [ 2075.959272] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2075.963115] ? ipv6_get_lladdr+0x490/0x490 [ 2075.966454] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2075.970685] expire_timers+0x243/0x4e0 [ 2076.017163] run_timer_softirq+0x21c/0x670 [ 2076.021391] ? expire_timers+0x4e0/0x4e0 [ 2076.025446] ? check_preemption_disabled+0x41/0x280 [ 2076.030458] __do_softirq+0x265/0x980 [ 2076.034270] irq_exit+0x215/0x260 [ 2076.037715] smp_apic_timer_interrupt+0x136/0x550 [ 2076.042554] apic_timer_interrupt+0xf/0x20 [ 2076.046781] [ 2076.049018] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2076.054460] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2076.073359] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2076.081062] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2076.088318] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2076.095581] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2076.102840] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2076.110099] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2076.117375] ? list_lru_count_one+0x41/0x360 [ 2076.121776] list_lru_count_one+0x41/0x360 [ 2076.126007] super_cache_count+0x1b4/0x2e0 [ 2076.130230] ? f2fs_shrink_count+0x217/0x2a0 [ 2076.134629] do_shrink_slab+0x10b/0xa40 [ 2076.138626] shrink_slab+0x16f/0x550 [ 2076.142335] ? do_shrink_slab+0xa40/0xa40 [ 2076.146482] shrink_node.isra.0+0x2d3/0x1300 [ 2076.150892] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2076.155723] ? queue_work_on+0x11a/0x1f0 [ 2076.159772] ? vmpressure+0x28a/0x320 [ 2076.163565] do_try_to_free_pages+0x38e/0xfe0 [ 2076.168084] ? node_reclaim+0x850/0x850 [ 2076.172061] try_to_free_pages+0x27f/0x7c0 [ 2076.176300] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2076.180969] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2076.185986] __alloc_pages_nodemask+0xcc8/0x2890 [ 2076.190753] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2076.195585] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2076.200429] ? finish_task_switch+0x146/0x760 [ 2076.204941] ? mark_held_locks+0xa6/0xf0 [ 2076.208990] ? ____cache_alloc_node+0x156/0x1d0 [ 2076.213659] ? cache_grow_begin+0x64/0x8a0 [ 2076.217886] cache_grow_begin+0xa4/0x8a0 [ 2076.221947] fallback_alloc+0x213/0x2e0 [ 2076.225914] kmem_cache_alloc_trace+0x1f1/0x380 [ 2076.230592] do_syslog.part.0+0x24f/0x1510 [ 2076.234873] ? console_trylock+0x90/0x90 [ 2076.238936] ? wait_woken+0x250/0x250 [ 2076.242752] ? security_syslog+0x73/0x90 [ 2076.246815] do_syslog+0x49/0x60 [ 2076.250177] kmsg_read+0x8a/0xb0 [ 2076.253534] ? kmsg_poll+0xb0/0xb0 [ 2076.257064] proc_reg_read+0x1bd/0x2d0 [ 2076.260942] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2076.265865] ? lock_acquire+0x170/0x3c0 [ 2076.269834] ? __fdget_pos+0x26f/0x310 [ 2076.273714] __vfs_read+0xf7/0x750 [ 2076.277258] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2076.282181] ? __se_sys_copy_file_range+0x410/0x410 [ 2076.287185] ? fsnotify_first_mark+0x200/0x200 [ 2076.291758] ? mutex_trylock+0x1a0/0x1a0 [ 2076.295820] ? security_file_permission+0x1c0/0x220 [ 2076.300839] vfs_read+0x194/0x3c0 [ 2076.304287] ksys_read+0x12b/0x2a0 [ 2076.307819] ? kernel_write+0x110/0x110 [ 2076.311784] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2076.316812] ? do_syscall_64+0x21/0x620 [ 2076.320776] do_syscall_64+0xf9/0x620 [ 2076.324578] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2076.329772] RIP: 0033:0x7f32b454c22d [ 2076.333513] Code: Bad RIP value. [ 2076.336863] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2076.344558] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2076.351816] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2076.359175] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2076.366454] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2076.373822] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2076.381104] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2076.381193] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2076.388385] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2076.388391] Call Trace: [ 2076.388412] dump_stack+0x1fc/0x2ef [ 2076.388428] warn_alloc.cold+0x7b/0x18f [ 2076.388447] ? zone_watermark_ok_safe+0x260/0x260 [ 2076.395000] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2076.404271] ? wakeup_kcompactd+0x27/0x540 [ 2076.406827] in:imklog cpuset=/ mems_allowed=0-1 [ 2076.410446] ? wakeup_kswapd+0x3cb/0x660 [ 2076.442248] ? __zone_watermark_ok+0x300/0x300 [ 2076.446820] ? wake_all_kswapds+0x143/0x2c0 [ 2076.451136] __alloc_pages_nodemask+0x232f/0x2890 [ 2076.455985] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2076.460817] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2076.465649] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2076.470501] ? mark_held_locks+0xf0/0xf0 [ 2076.474569] ? ____cache_alloc_node+0x156/0x1d0 [ 2076.479238] cache_grow_begin+0xa4/0x8a0 [ 2076.483292] fallback_alloc+0x213/0x2e0 [ 2076.487263] kmem_cache_alloc_node+0xe3/0x3b0 [ 2076.491753] __alloc_skb+0x71/0x560 [ 2076.495373] ndisc_alloc_skb+0x134/0x320 [ 2076.499432] ndisc_send_rs+0x33a/0x690 [ 2076.503311] addrconf_rs_timer+0x384/0x6a0 [ 2076.507536] ? ipv6_get_lladdr+0x490/0x490 [ 2076.511780] call_timer_fn+0x177/0x700 [ 2076.515659] ? ipv6_get_lladdr+0x490/0x490 [ 2076.519898] ? process_timeout+0x40/0x40 [ 2076.523953] ? _raw_spin_unlock_irq+0x24/0x80 [ 2076.528434] ? ipv6_get_lladdr+0x490/0x490 [ 2076.532657] ? ipv6_get_lladdr+0x490/0x490 [ 2076.536883] expire_timers+0x243/0x4e0 [ 2076.540773] run_timer_softirq+0x21c/0x670 [ 2076.545002] ? expire_timers+0x4e0/0x4e0 [ 2076.549056] ? mac80211_hwsim_beacon+0x150/0x190 [ 2076.553801] ? check_preemption_disabled+0x41/0x280 [ 2076.558827] __do_softirq+0x265/0x980 [ 2076.562623] ? __local_bh_enable_ip+0x270/0x270 [ 2076.567285] run_ksoftirqd+0x57/0x110 [ 2076.571078] smpboot_thread_fn+0x655/0x9e0 [ 2076.575299] ? __kthread_parkme+0x4c/0x1e0 [ 2076.579523] ? sort_range+0x30/0x30 [ 2076.583153] ? __kthread_parkme+0x133/0x1e0 [ 2076.587481] ? sort_range+0x30/0x30 [ 2076.591097] kthread+0x33f/0x460 [ 2076.594450] ? kthread_park+0x180/0x180 [ 2076.598417] ret_from_fork+0x24/0x30 [ 2076.602128] warn_alloc_show_mem: 1 callbacks suppressed [ 2076.602137] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2076.602139] Mem-Info: [ 2076.602166] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2076.602166] active_file:13 inactive_file:13 isolated_file:0 [ 2076.602166] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2076.602166] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2076.602166] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2076.602166] free:11077 free_pcp:541 free_cma:0 [ 2076.607498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2076.614849] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2076.617236] Call Trace: [ 2076.650630] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2076.659952] [ 2076.687781] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2076.690368] dump_stack+0x1fc/0x2ef [ 2076.716006] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2076.718157] warn_alloc.cold+0x7b/0x18f [ 2076.744427] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2076.748047] ? zone_watermark_ok_safe+0x260/0x260 [ 2076.753029] lowmem_reserve[]: 0 0 1 1 1 [ 2076.756994] ? wakeup_kcompactd+0x27/0x540 [ 2076.786028] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2076.790864] ? wakeup_kswapd+0x3cb/0x660 [ 2076.794802] lowmem_reserve[]: 0 0 0 0 0 [ 2076.799025] ? __zone_watermark_ok+0x300/0x300 [ 2076.824935] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2076.829604] ? wake_all_kswapds+0x143/0x2c0 [ 2076.833554] lowmem_reserve[]: 0 0 0 0 0 [ 2076.838127] __alloc_pages_nodemask+0x232f/0x2890 [ 2076.865788] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2076.870129] ? rcu_nmi_exit+0xb3/0x180 [ 2076.874058] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2076.878913] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2076.891717] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2076.895600] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2076.909958] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2076.914789] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2076.926035] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2076.930869] ? mark_held_locks+0xf0/0xf0 [ 2076.945750] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2076.950575] ? ____cache_alloc_node+0x156/0x1d0 [ 2076.959382] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2076.963428] cache_grow_begin+0xa4/0x8a0 [ 2076.971987] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2076.976640] fallback_alloc+0x213/0x2e0 [ 2076.985440] 28277 total pagecache pages [ 2076.989530] kmem_cache_alloc_node+0xe3/0x3b0 [ 2076.998120] 0 pages in swap cache [ 2077.002094] __alloc_skb+0x71/0x560 [ 2077.006139] Swap cache stats: add 0, delete 0, find 0/0 [ 2077.010649] ndisc_alloc_skb+0x134/0x320 [ 2077.014070] Free swap = 0kB [ 2077.017941] ndisc_send_rs+0x33a/0x690 [ 2077.023271] Total swap = 0kB [ 2077.027682] addrconf_rs_timer+0x384/0x6a0 [ 2077.030668] 2097051 pages RAM [ 2077.034539] ? ipv6_get_lladdr+0x490/0x490 [ 2077.037527] 0 pages HighMem/MovableOnly [ 2077.041764] call_timer_fn+0x177/0x700 [ 2077.044836] 369649 pages reserved [ 2077.049241] ? ipv6_get_lladdr+0x490/0x490 [ 2077.053367] 0 pages cma reserved [ 2077.057241] ? process_timeout+0x40/0x40 [ 2077.060760] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2077.064898] ? mark_held_locks+0xa6/0xf0 [ 2077.064912] ? _raw_spin_unlock_irq+0x24/0x80 [ 2077.064927] ? ipv6_get_lladdr+0x490/0x490 [ 2077.068314] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2077.072319] ? ipv6_get_lladdr+0x490/0x490 [ 2077.078792] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2077.082840] expire_timers+0x243/0x4e0 [ 2077.114712] run_timer_softirq+0x21c/0x670 [ 2077.118944] ? expire_timers+0x4e0/0x4e0 [ 2077.122999] ? check_preemption_disabled+0x41/0x280 [ 2077.128010] __do_softirq+0x265/0x980 [ 2077.131807] irq_exit+0x215/0x260 [ 2077.135251] smp_apic_timer_interrupt+0x136/0x550 [ 2077.140196] apic_timer_interrupt+0xf/0x20 [ 2077.144433] [ 2077.146663] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2077.152103] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2077.170991] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2077.178690] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2077.185949] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2077.193225] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2077.200489] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2077.207759] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2077.215037] ? list_lru_count_one+0x41/0x360 [ 2077.219440] list_lru_count_one+0x41/0x360 [ 2077.223667] super_cache_count+0x1b4/0x2e0 [ 2077.227890] ? f2fs_shrink_count+0x217/0x2a0 [ 2077.232294] do_shrink_slab+0x10b/0xa40 [ 2077.236265] shrink_slab+0x16f/0x550 [ 2077.239978] ? do_shrink_slab+0xa40/0xa40 [ 2077.244129] shrink_node.isra.0+0x2d3/0x1300 [ 2077.248543] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2077.253380] ? queue_work_on+0x11a/0x1f0 [ 2077.257447] ? vmpressure+0x28a/0x320 [ 2077.261250] do_try_to_free_pages+0x38e/0xfe0 [ 2077.265767] ? node_reclaim+0x850/0x850 [ 2077.269748] try_to_free_pages+0x27f/0x7c0 [ 2077.273980] ? do_try_to_free_pages+0xfe0/0xfe0 [ 2077.278644] ? __alloc_pages_nodemask+0x191e/0x2890 [ 2077.283655] __alloc_pages_nodemask+0xcc8/0x2890 [ 2077.288412] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2077.293263] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2077.298106] ? finish_task_switch+0x146/0x760 [ 2077.302607] ? mark_held_locks+0xa6/0xf0 [ 2077.306664] ? ____cache_alloc_node+0x156/0x1d0 [ 2077.311335] ? cache_grow_begin+0x64/0x8a0 [ 2077.315560] cache_grow_begin+0xa4/0x8a0 [ 2077.319634] fallback_alloc+0x213/0x2e0 [ 2077.323613] kmem_cache_alloc_trace+0x1f1/0x380 [ 2077.328289] do_syslog.part.0+0x24f/0x1510 [ 2077.332526] ? console_trylock+0x90/0x90 [ 2077.336583] ? wait_woken+0x250/0x250 [ 2077.340383] ? security_syslog+0x73/0x90 [ 2077.344448] do_syslog+0x49/0x60 [ 2077.347804] kmsg_read+0x8a/0xb0 [ 2077.351159] ? kmsg_poll+0xb0/0xb0 [ 2077.354687] proc_reg_read+0x1bd/0x2d0 [ 2077.358573] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2077.363493] ? lock_acquire+0x170/0x3c0 [ 2077.367455] ? __fdget_pos+0x26f/0x310 [ 2077.371332] __vfs_read+0xf7/0x750 [ 2077.374874] ? proc_reg_unlocked_ioctl+0x2c0/0x2c0 [ 2077.379796] ? __se_sys_copy_file_range+0x410/0x410 [ 2077.384823] ? fsnotify_first_mark+0x200/0x200 [ 2077.389414] ? mutex_trylock+0x1a0/0x1a0 [ 2077.393493] ? security_file_permission+0x1c0/0x220 [ 2077.398524] vfs_read+0x194/0x3c0 [ 2077.401977] ksys_read+0x12b/0x2a0 [ 2077.405528] ? kernel_write+0x110/0x110 [ 2077.409495] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2077.414612] ? do_syscall_64+0x21/0x620 [ 2077.418602] do_syscall_64+0xf9/0x620 [ 2077.422406] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2077.427586] RIP: 0033:0x7f32b454c22d [ 2077.431293] Code: Bad RIP value. [ 2077.434644] RSP: 002b:00007f32b1ee8580 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 [ 2077.442514] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f32b454c22d [ 2077.449785] RDX: 0000000000001fa0 RSI: 00007f32b1ee8da0 RDI: 0000000000000004 [ 2077.457060] RBP: 00005630190519d0 R08: 0000000000000000 R09: 0000000000000000 [ 2077.464320] R10: 2ce33e6c02ce33e7 R11: 0000000000000293 R12: 00007f32b1ee8da0 [ 2077.471588] R13: 0000000000001fa0 R14: 0000000000001f9f R15: 00007f32b1ee8e20 [ 2077.478880] CPU: 0 PID: 9 Comm: ksoftirqd/0 Not tainted 4.19.211-syzkaller #0 [ 2077.478941] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2077.486154] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2077.486159] Call Trace: [ 2077.486179] dump_stack+0x1fc/0x2ef [ 2077.486196] warn_alloc.cold+0x7b/0x18f [ 2077.492702] in:imklog: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2077.501999] ? zone_watermark_ok_safe+0x260/0x260 [ 2077.504551] in:imklog cpuset=/ mems_allowed=0-1 [ 2077.508162] ? wakeup_kcompactd+0x27/0x540 [ 2077.535903] ? wakeup_kswapd+0x3cb/0x660 [ 2077.539953] ? __zone_watermark_ok+0x300/0x300 [ 2077.544535] ? wake_all_kswapds+0x143/0x2c0 [ 2077.548941] __alloc_pages_nodemask+0x232f/0x2890 [ 2077.553785] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2077.558613] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2077.563445] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2077.568288] ? mark_held_locks+0xf0/0xf0 [ 2077.572342] ? ____cache_alloc_node+0x156/0x1d0 [ 2077.577262] cache_grow_begin+0xa4/0x8a0 [ 2077.581318] fallback_alloc+0x213/0x2e0 [ 2077.585284] kmem_cache_alloc_node+0xe3/0x3b0 [ 2077.589774] __alloc_skb+0x71/0x560 [ 2077.593401] ndisc_alloc_skb+0x134/0x320 [ 2077.597475] ndisc_send_rs+0x33a/0x690 [ 2077.601359] addrconf_rs_timer+0x384/0x6a0 [ 2077.605582] ? ipv6_get_lladdr+0x490/0x490 [ 2077.609813] call_timer_fn+0x177/0x700 [ 2077.613687] ? ipv6_get_lladdr+0x490/0x490 [ 2077.617914] ? process_timeout+0x40/0x40 [ 2077.621966] ? _raw_spin_unlock_irq+0x24/0x80 [ 2077.626449] ? ipv6_get_lladdr+0x490/0x490 [ 2077.630670] ? ipv6_get_lladdr+0x490/0x490 [ 2077.634896] expire_timers+0x243/0x4e0 [ 2077.638800] run_timer_softirq+0x21c/0x670 [ 2077.643027] ? expire_timers+0x4e0/0x4e0 [ 2077.647163] ? mac80211_hwsim_beacon+0x150/0x190 [ 2077.651919] ? check_preemption_disabled+0x41/0x280 [ 2077.656925] __do_softirq+0x265/0x980 [ 2077.660725] ? __local_bh_enable_ip+0x270/0x270 [ 2077.665383] run_ksoftirqd+0x57/0x110 [ 2077.669174] smpboot_thread_fn+0x655/0x9e0 [ 2077.673396] ? __kthread_parkme+0x4c/0x1e0 [ 2077.677620] ? sort_range+0x30/0x30 [ 2077.681248] ? __kthread_parkme+0x133/0x1e0 [ 2077.685558] ? sort_range+0x30/0x30 [ 2077.689181] kthread+0x33f/0x460 [ 2077.692536] ? kthread_park+0x180/0x180 [ 2077.696504] ret_from_fork+0x24/0x30 [ 2077.700219] warn_alloc_show_mem: 1 callbacks suppressed [ 2077.700228] CPU: 1 PID: 7846 Comm: in:imklog Not tainted 4.19.211-syzkaller #0 [ 2077.700230] Mem-Info: [ 2077.700255] active_anon:175849 inactive_anon:24736 isolated_anon:0 [ 2077.700255] active_file:13 inactive_file:13 isolated_file:0 [ 2077.700255] unevictable:0 dirty:0 writeback:0 unstable:0 [ 2077.700255] slab_reclaimable:18482 slab_unreclaimable:1431264 [ 2077.700255] mapped:23476 shmem:28251 pagetables:984 bounce:0 [ 2077.700255] free:11077 free_pcp:541 free_cma:0 [ 2077.705691] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2077.705700] Call Trace: [ 2077.713174] Node 0 active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:93904kB dirty:0kB writeback:0kB shmem:113004kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 139264kB writeback_tmp:0kB unstable:0kB all_unreclaimable? yes [ 2077.715598] [ 2077.748999] Node 1 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB 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 [ 2077.758337] dump_stack+0x1fc/0x2ef [ 2077.760902] Node 0 DMA free:10860kB min:204kB low:252kB high:300kB 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 [ 2077.788824] warn_alloc.cold+0x7b/0x18f [ 2077.791473] lowmem_reserve[]: 0 2693 2695 2695 2695 [ 2077.817139] ? zone_watermark_ok_safe+0x260/0x260 [ 2077.820737] Node 0 DMA32 free:13256kB min:35996kB low:44992kB high:53988kB active_anon:703396kB inactive_anon:98944kB active_file:52kB inactive_file:48kB unevictable:0kB writepending:0kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:7680kB pagetables:3936kB bounce:0kB free_pcp:488kB local_pcp:248kB free_cma:0kB [ 2077.846840] ? wakeup_kcompactd+0x27/0x540 [ 2077.850782] lowmem_reserve[]: 0 0 1 1 1 [ 2077.855809] ? wakeup_kswapd+0x3cb/0x660 [ 2077.860623] Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 2077.889588] ? __zone_watermark_ok+0x300/0x300 [ 2077.894153] lowmem_reserve[]: 0 0 0 0 0 [ 2077.898117] ? wake_all_kswapds+0x143/0x2c0 [ 2077.902155] Node 1 Normal free:20184kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:4kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:1676kB local_pcp:248kB free_cma:0kB [ 2077.928003] __alloc_pages_nodemask+0x232f/0x2890 [ 2077.932645] lowmem_reserve[]: 0 0 0 0 0 [ 2077.936673] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2077.940936] Node 0 DMA: 7*4kB (U) 0*8kB 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10860kB [ 2077.968619] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2077.973436] Node 0 DMA32: 1612*4kB (UME) 533*8kB (UMEH) 129*16kB (UME) 5*32kB (UMH) 1*64kB (H) 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13256kB [ 2077.977406] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 2077.982227] Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB [ 2077.995069] ? mark_held_locks+0xf0/0xf0 [ 2077.999890] Node 1 Normal: 10*4kB (ME) 6*8kB (UME) 4*16kB (M) 4*32kB (UM) 3*64kB (ME) 0*128kB 3*256kB (UME) 1*512kB (M) 2*1024kB (UM) 0*2048kB 4*4096kB (M) = 20184kB [ 2078.014442] ? ____cache_alloc_node+0x156/0x1d0 [ 2078.019344] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2078.030436] cache_grow_begin+0xa4/0x8a0 [ 2078.034744] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2078.049661] fallback_alloc+0x213/0x2e0 [ 2078.054298] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 2078.063135] kmem_cache_alloc_node+0xe3/0x3b0 [ 2078.067164] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB [ 2078.075723] __alloc_skb+0x71/0x560 [ 2078.079667] 28277 total pagecache pages [ 2078.088492] ndisc_alloc_skb+0x134/0x320 [ 2078.092960] 0 pages in swap cache [ 2078.101518] ndisc_send_rs+0x33a/0x690 [ 2078.105116] Swap cache stats: add 0, delete 0, find 0/0 [ 2078.109078] addrconf_rs_timer+0x384/0x6a0 [ 2078.113108] Free swap = 0kB [ 2078.116563] ? ipv6_get_lladdr+0x490/0x490 [ 2078.120423] Total swap = 0kB [ 2078.125774] call_timer_fn+0x177/0x700 [ 2078.129987] 2097051 pages RAM [ 2078.132990] ? ipv6_get_lladdr+0x490/0x490 [ 2078.137191] 0 pages HighMem/MovableOnly [ 2078.137198] 369649 pages reserved [ 2078.140202] ? process_timeout+0x40/0x40 [ 2078.144079] 0 pages cma reserved [ 2078.147172] ? mark_held_locks+0xa6/0xf0 [ 2078.151448] ICMPv6: ndisc: ndisc_alloc_skb failed to allocate an skb [ 2078.155342] ? _raw_spin_unlock_irq+0x24/0x80 [ 2078.155354] ? ipv6_get_lladdr+0x490/0x490 [ 2078.155368] ? ipv6_get_lladdr+0x490/0x490 [ 2078.158855] ksoftirqd/0: page allocation failure: order:0, mode:0x484020(GFP_ATOMIC|__GFP_COMP), nodemask=(null) [ 2078.162871] expire_timers+0x243/0x4e0 [ 2078.166214] ksoftirqd/0 cpuset=/ mems_allowed=0-1 [ 2078.170264] run_timer_softirq+0x21c/0x670 [ 2078.212812] ? expire_timers+0x4e0/0x4e0 [ 2078.216873] ? check_preemption_disabled+0x41/0x280 [ 2078.221884] __do_softirq+0x265/0x980 [ 2078.225680] irq_exit+0x215/0x260 [ 2078.231205] smp_apic_timer_interrupt+0x136/0x550 [ 2078.236044] apic_timer_interrupt+0xf/0x20 [ 2078.240262] [ 2078.242502] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 2078.247942] Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 48 8b 34 24 65 48 8b 04 25 c0 df 01 00 65 8b 15 cc 59 9f 7e 81 e2 00 01 1f 00 75 2b <8b> 90 60 13 00 00 83 fa 02 75 20 48 8b 88 68 13 00 00 8b 80 64 13 [ 2078.266843] RSP: 0000:ffff8880a16df210 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 2078.274978] RAX: ffff88808f6c45c0 RBX: ffff8880af23e3c0 RCX: 1ffff11011ed89d8 [ 2078.282236] RDX: 0000000000000000 RSI: ffffffff8189c311 RDI: ffff88808f6c4930 [ 2078.289494] RBP: ffff8880b59f68c0 R08: 0000000000000000 R09: 0000000000000003 [ 2078.296755] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8882389cca80 [ 2078.304012] R13: ffff8880a16df358 R14: ffff8880a16df35c R15: ffff8880b59f68c0 [ 2078.311301] ? list_lru_count_one+0x41/0x360 [ 2078.315707] list_lru_count_one+0x41/0x360 [ 2078.319940] super_cache_count+0x1b4/0x2e0 [ 2078.324176] ? f2fs_shrink_count+0x217/0x2a0 [ 2078.328581] do_shrink_slab+0x10b/0xa40 [ 2078.332573] shrink_slab+0x16f/0x550 [ 2078.336310] ? do_shrink_slab+0xa40/0xa40 [ 2078.340455] shrink_node.isra.0+0x2d3/0x1300 [ 2078.345412] ? mem_cgroup_shrink_node+0x6d0/0x6d0 [ 2078.350242] ? queue_work_on+0x11a/0x1f0