Warning: Permanently added '10.128.15.206' (ECDSA) to the list of known hosts. [ 190.210965][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 190.210973][ C1] ksoftirqd/1: page allocation failure: order:0, mode:0xa20(GFP_ATOMIC), nodemask=(null) [ 190.212276][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 190.212285][ C0] node 0: slabs: 122521, objs: 1470252, free: 0 [ 190.212292][ C0] node 1: slabs: 247504, objs: 2970048, free: 48 [ 190.212333][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 190.221458][ C1] ,cpuset= [ 190.231225][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 190.231234][ C0] node 0: slabs: 122521, objs: 1470252, free: 0 [ 190.231239][ C0] node 1: slabs: 247504, objs: 2970048, free: 48 [ 190.231486][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 190.241882][ C1] / [ 190.248494][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 190.248503][ C0] node 0: slabs: 122521, objs: 1470252, free: 0 [ 190.248511][ C0] node 1: slabs: 247504, objs: 2970048, free: 48 [ 190.248594][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 190.255073][ C1] ,mems_allowed=0-1 [ 190.263019][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 190.266024][ C1] [ 190.266056][ C1] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 5.11.0-syzkaller #0 [ 190.276512][ C0] node 0: slabs: 122521, objs: 1470252, free: 0 [ 190.282902][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 190.289367][ C0] node 1: slabs: 247504, objs: 2970048, free: 48 [ 190.297328][ C1] Call Trace: [ 190.299774][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 190.310164][ C1] dump_stack+0x9a/0xcc [ 190.316560][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 190.323029][ C1] warn_alloc.cold+0x87/0x17a [ 190.330970][ C0] node 0: slabs: 122521, objs: 1470252, free: 0 [ 190.334836][ C1] ? zone_watermark_ok_safe+0x2a0/0x2a0 [ 190.345289][ C0] node 1: slabs: 247504, objs: 2970048, free: 48 [ 190.347600][ C1] ? __zone_watermark_ok+0x450/0x450 [ 190.355527][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 190.361829][ C1] ? wake_all_kswapds+0x143/0x2c0 [ 190.371964][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 190.378456][ C1] __alloc_pages_slowpath.constprop.0+0x1db0/0x2240 [ 190.381714][ C0] node 0: slabs: 122521, objs: 1470252, free: 0 [ 190.389663][ C1] ? get_page_from_freelist+0x3ca/0x3f80 [ 190.393786][ C0] node 1: slabs: 247504, objs: 2970048, free: 48 [ 190.404258][ C1] ? warn_alloc+0x120/0x120 [ 190.409062][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 190.415353][ C1] ? __lock_acquire+0x1644/0x57d0 [ 190.420865][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 190.427343][ C1] ? __zone_watermark_ok+0x450/0x450 [ 190.432672][ C0] node 0: slabs: 122521, objs: 1470252, free: 0 [ 190.440612][ C1] ? lock_chain_count+0x20/0x20 [ 190.445604][ C0] node 1: slabs: 247504, objs: 2970048, free: 48 [ 190.456071][ C1] __alloc_pages_nodemask+0x5f0/0x730 [ 190.462702][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 190.469199][ C1] ? __alloc_pages_slowpath.constprop.0+0x2240/0x2240 [ 190.474895][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 190.481369][ C1] ? lock_downgrade+0x6d0/0x6d0 [ 190.485837][ C0] node 0: slabs: 122521, objs: 1470252, free: 0 [ 190.493790][ C1] allocate_slab+0x2d4/0x4a0 [ 190.498789][ C0] node 1: slabs: 247504, objs: 2970048, free: 48 [ 190.509342][ C1] ___slab_alloc+0x476/0x790 [ 190.514684][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 190.520972][ C1] ? __alloc_skb+0x42/0x4e0 [ 190.525787][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 190.532266][ C1] ? __slab_alloc.constprop.0+0x69/0xe0 [ 190.537611][ C0] node 0: slabs: 122521, objs: 1470252, free: 0 [ 190.545559][ C1] ? __alloc_skb+0x42/0x4e0 [ 190.552284][ C0] node 1: slabs: 247504, objs: 2970048, free: 48 [ 190.562748][ C1] ? __slab_alloc.constprop.0+0x95/0xe0 [ 190.567664][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 190.574040][ C1] __slab_alloc.constprop.0+0x95/0xe0 [ 190.578601][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 190.585084][ C1] ? __alloc_skb+0x42/0x4e0 [ 190.589723][ C0] node 0: slabs: 122521, objs: 1470252, free: 0 [ 190.597749][ C1] kmem_cache_alloc_node+0x389/0x470 [ 190.602221][ C0] node 1: slabs: 247504, objs: 2970048, free: 48 [ 190.612770][ C1] __alloc_skb+0x42/0x4e0 [ 190.692536][ C1] ? lock_chain_count+0x20/0x20 [ 190.697386][ C1] __netdev_alloc_skb+0x40/0x380 [ 190.702326][ C1] __br_multicast_send_query+0xcd5/0x3f60 [ 190.708034][ C1] ? is_dynamic_key+0x1a0/0x1a0 [ 190.712877][ C1] ? mark_lock+0xee/0x1720 [ 190.717289][ C1] ? __lock_acquire+0x1644/0x57d0 [ 190.722313][ C1] ? br_multicast_count+0xa40/0xa40 [ 190.727595][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 190.733559][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 190.739538][ C1] br_multicast_send_query+0x20c/0x390 [ 190.744985][ C1] ? br_multicast_port_group_rexmit+0x4a0/0x4a0 [ 190.751217][ C1] ? do_raw_spin_lock+0x120/0x2b0 [ 190.756315][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 190.761236][ C1] ? sched_clock_cpu+0x18/0x1f0 [ 190.766083][ C1] ? br_ip4_multicast_port_query_expired+0x10/0x10 [ 190.772659][ C1] br_ip6_multicast_query_expired+0xb9/0xe0 [ 190.778542][ C1] call_timer_fn+0x163/0x4b0 [ 190.783119][ C1] ? add_timer_on+0x410/0x410 [ 190.787778][ C1] ? lock_downgrade+0x6d0/0x6d0 [ 190.792620][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 190.797544][ C1] ? br_ip4_multicast_port_query_expired+0x10/0x10 [ 190.804030][ C1] ? lockdep_hardirqs_on_prepare+0x17b/0x400 [ 190.809999][ C1] ? br_ip4_multicast_port_query_expired+0x10/0x10 [ 190.816516][ C1] __run_timers.part.0+0x52a/0x8b0 [ 190.821615][ C1] ? finish_task_switch.isra.0+0x127/0x7c0 [ 190.827413][ C1] ? call_timer_fn+0x4b0/0x4b0 [ 190.832164][ C1] ? smpboot_thread_fn+0xa3/0x8e0 [ 190.837172][ C1] ? kvm_sched_clock_read+0x14/0x40 [ 190.842353][ C1] ? sched_clock+0x2a/0x40 [ 190.846753][ C1] ? sched_clock_cpu+0x18/0x1f0 [ 190.851601][ C1] run_timer_softirq+0x9c/0x190 [ 190.856441][ C1] __do_softirq+0x29b/0x9f6 [ 190.860938][ C1] ? __local_bh_enable_ip+0x110/0x110 [ 190.866296][ C1] ? smpboot_thread_fn+0xa3/0x8e0 [ 190.871301][ C1] run_ksoftirqd+0x2d/0x50 [ 190.875705][ C1] smpboot_thread_fn+0x561/0x8e0 [ 190.880629][ C1] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 190.886427][ C1] ? __smpboot_create_thread.part.0+0x2f0/0x2f0 [ 190.892668][ C1] ? __kthread_parkme+0xa2/0x1c0 [ 190.897595][ C1] ? __smpboot_create_thread.part.0+0x2f0/0x2f0 [ 190.903827][ C1] kthread+0x36f/0x450 [ 190.907877][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 190.913060][ C1] ? __kthread_bind_mask+0x90/0x90 [ 190.918162][ C1] ret_from_fork+0x1f/0x30 [ 190.922641][ C1] Mem-Info: [ 190.925745][ C1] active_anon:399 inactive_anon:8104 isolated_anon:0 [ 190.925745][ C1] active_file:6705 inactive_file:9762 isolated_file:0 [ 190.925745][ C1] unevictable:768 dirty:3 writeback:0 [ 190.925745][ C1] slab_reclaimable:24573 slab_unreclaimable:1575335 [ 190.925745][ C1] mapped:1983 shmem:4601 pagetables:392 bounce:0 [ 190.925745][ C1] free:24367 free_pcp:540 free_cma:0 [ 190.962363][ C1] Node 0 active_anon:1592kB inactive_anon:31804kB active_file:26744kB inactive_file:39048kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:7932kB dirty:8kB writeback:0kB shmem:16252kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 4096kB writeback_tmp:0kB kernel_stack:7456kB pagetables:1564kB all_unreclaimable? no [ 190.993433][ C1] Node 1 active_anon:4kB inactive_anon:612kB active_file:76kB inactive_file:0kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:4kB writeback:0kB shmem:2152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:32kB pagetables:4kB all_unreclaimable? yes [ 191.022333][ C1] Node 0 DMA free:10764kB min:208kB low:260kB high:312kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 191.048463][ C1] lowmem_reserve[]: 0 2671 2672 2672 2672 [ 191.054204][ C1] Node 0 DMA32 free:78268kB min:35820kB low:44772kB high:53724kB reserved_highatomic:0KB active_anon:1584kB inactive_anon:31160kB active_file:25980kB inactive_file:39004kB unevictable:1536kB writepending:8kB present:3129332kB managed:2742552kB mlocked:0kB bounce:0kB free_pcp:1964kB local_pcp:340kB free_cma:0kB [ 191.083376][ C1] lowmem_reserve[]: 0 0 1 1 1 [ 191.088083][ C1] Node 0 Normal free:8kB min:16kB low:20kB high:24kB reserved_highatomic:0KB active_anon:8kB inactive_anon:644kB active_file:764kB inactive_file:8kB unevictable:0kB writepending:0kB present:1048576kB managed:1476kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 191.114290][ C1] lowmem_reserve[]: 0 0 0 0 0 [ 191.118993][ C1] Node 1 Normal free:20136kB min:54060kB low:67572kB high:81084kB reserved_highatomic:0KB active_anon:4kB inactive_anon:612kB active_file:76kB inactive_file:0kB unevictable:1536kB writepending:4kB present:4194304kB managed:4128248kB mlocked:0kB bounce:0kB free_pcp:360kB local_pcp:112kB free_cma:0kB [ 191.147206][ C1] lowmem_reserve[]: 0 0 0 0 0 [ 191.151913][ C1] Node 0 DMA: 1*4kB (U) 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10764kB [ 191.165320][ C1] Node 0 DMA32: 780*4kB (UME) 346*8kB (UME) 392*16kB (UM) 840*32kB (UME) 187*64kB (UME) 49*128kB (UM) 16*256kB (UM) 1*512kB (U) 6*1024kB (UME) 3*2048kB (UM) 1*4096kB (M) = 78272kB [ 191.183162][ C1] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 191.194599][ C1] Node 1 Normal: 4*4kB (UME) 1*8kB (M) 1*16kB (E) 2*32kB (E) 3*64kB (UE) 3*128kB (ME) 2*256kB (UM) 1*512kB (M) 0*1024kB 3*2048kB (UME) 3*4096kB (M) = 20136kB [ 191.210544][ C1] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 191.220074][ C1] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 191.229340][ C1] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 191.238863][ C1] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 191.248131][ C1] 21067 total pagecache pages [ 191.252791][ C1] 0 pages in swap cache [ 191.256930][ C1] Swap cache stats: add 0, delete 0, find 0/0 [ 191.262981][ C1] Free swap = 0kB [ 191.266684][ C1] Total swap = 0kB [ 191.270383][ C1] 2097051 pages RAM [ 191.274168][ C1] 0 pages HighMem/MovableOnly [ 191.278830][ C1] 375005 pages reserved [ 191.282967][ C1] 0 pages cma reserved [ 194.932042][ C1] lapbether: out of memory [ 195.217079][ C0] slab_out_of_memory: 42361 callbacks suppressed [ 195.217090][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 195.217100][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 195.223426][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 195.231461][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 195.231468][ C1] node 0: slabs: 129550, objs: 1554600, free: 0 [ 195.239414][ C0] node 0: slabs: 129550, objs: 1554600, free: 0 [ 195.249874][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 195.260340][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 195.266809][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 195.273318][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 195.279689][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 195.286168][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 195.294115][ C1] node 0: slabs: 129550, objs: 1554600, free: 0 [ 195.302057][ C0] node 0: slabs: 129550, objs: 1554600, free: 0 [ 195.312517][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 195.323175][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 195.329670][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 195.336022][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 195.342427][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 195.348894][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 195.356856][ C1] node 0: slabs: 129550, objs: 1554600, free: 0 [ 195.364813][ C0] node 0: slabs: 129550, objs: 1554600, free: 0 [ 195.375275][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 195.385735][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 195.392322][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 195.398662][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 195.405151][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 195.411705][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 195.419655][ C1] node 0: slabs: 129550, objs: 1554600, free: 0 [ 195.427596][ C0] node 0: slabs: 129550, objs: 1554600, free: 0 [ 195.438056][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 195.448603][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 195.455082][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 195.461472][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 195.467856][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 195.474330][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 195.482277][ C1] node 0: slabs: 129550, objs: 1554600, free: 0 [ 195.490219][ C0] node 0: slabs: 129550, objs: 1554600, free: 0 [ 195.500678][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 195.511135][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 196.451707][ C1] lapbether: out of memory [ 198.775001][ C0] lapbether: out of memory [ 199.015079][ C0] lapbether: out of memory [ 199.019595][ C0] lapbether: out of memory [ 199.024078][ C0] lapbether: out of memory [ 199.028527][ C0] lapbether: out of memory [ 199.255297][ C0] lapbether: out of memory [ 200.215207][ C0] lapbether: out of memory [ 200.217084][ C1] warn_alloc: 399510 callbacks suppressed [ 200.217090][ C1] ksoftirqd/1: page allocation failure: order:0, mode:0xa20(GFP_ATOMIC), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 200.237556][ C1] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 5.11.0-syzkaller #0 [ 200.245441][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 200.255493][ C1] Call Trace: [ 200.258775][ C1] dump_stack+0x9a/0xcc [ 200.262926][ C1] warn_alloc.cold+0x87/0x17a [ 200.267684][ C1] ? zone_watermark_ok_safe+0x2a0/0x2a0 [ 200.273321][ C1] ? wakeup_kswapd+0x1cf/0x4c0 [ 200.278091][ C1] ? __zone_watermark_ok+0x450/0x450 [ 200.283373][ C1] ? wake_all_kswapds+0x143/0x2c0 [ 200.288397][ C1] __alloc_pages_slowpath.constprop.0+0x1db0/0x2240 [ 200.294978][ C1] ? get_page_from_freelist+0x3ca/0x3f80 [ 200.300623][ C1] ? warn_alloc+0x120/0x120 [ 200.305115][ C1] ? __lock_acquire+0x1644/0x57d0 [ 200.310148][ C1] ? __zone_watermark_ok+0x450/0x450 [ 200.315423][ C1] ? lock_chain_count+0x20/0x20 [ 200.320278][ C1] __alloc_pages_nodemask+0x5f0/0x730 [ 200.325645][ C1] ? __alloc_pages_slowpath.constprop.0+0x2240/0x2240 [ 200.332403][ C1] ? lock_downgrade+0x6d0/0x6d0 [ 200.337251][ C1] allocate_slab+0x2d4/0x4a0 [ 200.341840][ C1] ___slab_alloc+0x476/0x790 [ 200.346428][ C1] ? __alloc_skb+0x42/0x4e0 [ 200.350929][ C1] ? __slab_alloc.constprop.0+0x69/0xe0 [ 200.356463][ C1] ? __alloc_skb+0x42/0x4e0 [ 200.360958][ C1] ? __slab_alloc.constprop.0+0x95/0xe0 [ 200.366494][ C1] __slab_alloc.constprop.0+0x95/0xe0 [ 200.371876][ C1] ? __alloc_skb+0x42/0x4e0 [ 200.376368][ C1] kmem_cache_alloc_node+0x389/0x470 [ 200.381648][ C1] __alloc_skb+0x42/0x4e0 [ 200.385973][ C1] ? lock_chain_count+0x20/0x20 [ 200.390821][ C1] __netdev_alloc_skb+0x40/0x380 [ 200.395754][ C1] __br_multicast_send_query+0xcd5/0x3f60 [ 200.401555][ C1] ? is_dynamic_key+0x1a0/0x1a0 [ 200.406394][ C1] ? mark_lock+0xee/0x1720 [ 200.410810][ C1] ? __lock_acquire+0x1644/0x57d0 [ 200.415841][ C1] ? br_multicast_count+0xa40/0xa40 [ 200.421036][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 200.427006][ C1] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 200.432988][ C1] br_multicast_send_query+0x20c/0x390 [ 200.438440][ C1] ? br_multicast_port_group_rexmit+0x4a0/0x4a0 [ 200.444674][ C1] ? do_raw_spin_lock+0x120/0x2b0 [ 200.449692][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 200.454629][ C1] ? sched_clock_cpu+0x18/0x1f0 [ 200.459491][ C1] ? br_ip4_multicast_port_query_expired+0x10/0x10 [ 200.465992][ C1] br_ip6_multicast_query_expired+0xb9/0xe0 [ 200.471906][ C1] call_timer_fn+0x163/0x4b0 [ 200.476496][ C1] ? add_timer_on+0x410/0x410 [ 200.481170][ C1] ? lock_downgrade+0x6d0/0x6d0 [ 200.486025][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 200.490960][ C1] ? br_ip4_multicast_port_query_expired+0x10/0x10 [ 200.497461][ C1] ? lockdep_hardirqs_on_prepare+0x17b/0x400 [ 200.503446][ C1] ? br_ip4_multicast_port_query_expired+0x10/0x10 [ 200.509952][ C1] __run_timers.part.0+0x52a/0x8b0 [ 200.515173][ C1] ? finish_task_switch.isra.0+0x127/0x7c0 [ 200.521075][ C1] ? call_timer_fn+0x4b0/0x4b0 [ 200.525841][ C1] ? smpboot_thread_fn+0xa3/0x8e0 [ 200.530852][ C1] ? kvm_sched_clock_read+0x14/0x40 [ 200.536034][ C1] ? sched_clock+0x2a/0x40 [ 200.540436][ C1] ? sched_clock_cpu+0x18/0x1f0 [ 200.545281][ C1] run_timer_softirq+0x9c/0x190 [ 200.550119][ C1] __do_softirq+0x29b/0x9f6 [ 200.554877][ C1] ? __local_bh_enable_ip+0x110/0x110 [ 200.560244][ C1] ? smpboot_thread_fn+0xa3/0x8e0 [ 200.565260][ C1] run_ksoftirqd+0x2d/0x50 [ 200.569669][ C1] smpboot_thread_fn+0x561/0x8e0 [ 200.574594][ C1] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 200.580391][ C1] ? __smpboot_create_thread.part.0+0x2f0/0x2f0 [ 200.586620][ C1] ? __kthread_parkme+0xa2/0x1c0 [ 200.591548][ C1] ? __smpboot_create_thread.part.0+0x2f0/0x2f0 [ 200.597774][ C1] kthread+0x36f/0x450 [ 200.601828][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 200.607063][ C1] ? __kthread_bind_mask+0x90/0x90 [ 200.612171][ C1] ret_from_fork+0x1f/0x30 [ 200.616591][ C1] Mem-Info: [ 200.619697][ C1] active_anon:399 inactive_anon:7683 isolated_anon:0 [ 200.619697][ C1] active_file:536 inactive_file:440 isolated_file:4 [ 200.619697][ C1] unevictable:768 dirty:0 writeback:3 [ 200.619697][ C1] slab_reclaimable:24573 slab_unreclaimable:1555299 [ 200.619697][ C1] mapped:908 shmem:4601 pagetables:312 bounce:0 [ 200.619697][ C1] free:60468 free_pcp:536 free_cma:0 [ 200.656047][ C1] Node 0 active_anon:1592kB inactive_anon:30120kB active_file:2068kB inactive_file:1760kB unevictable:1536kB isolated(anon):0kB isolated(file):16kB mapped:3632kB dirty:0kB writeback:8kB shmem:16252kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 4096kB writeback_tmp:0kB kernel_stack:7296kB pagetables:1244kB all_unreclaimable? no [ 200.686948][ C1] Node 1 active_anon:4kB inactive_anon:612kB active_file:76kB inactive_file:0kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:4kB shmem:2152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:32kB pagetables:4kB all_unreclaimable? yes [ 200.715847][ C1] Node 0 DMA free:10764kB min:208kB low:260kB high:312kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 200.741975][ C1] lowmem_reserve[]: 0 2671 2672 2672 2672 [ 200.747721][ C1] Node 0 DMA32 free:247580kB min:35820kB low:44772kB high:53724kB reserved_highatomic:0KB active_anon:1584kB inactive_anon:29476kB active_file:2312kB inactive_file:1684kB unevictable:1536kB writepending:8kB present:3129332kB managed:2742552kB mlocked:0kB bounce:0kB free_pcp:1704kB local_pcp:392kB free_cma:0kB [ 200.776797][ C1] lowmem_reserve[]: 0 0 1 1 1 [ 200.781494][ C1] Node 0 Normal free:60kB min:16kB low:20kB high:24kB reserved_highatomic:0KB active_anon:8kB inactive_anon:644kB active_file:16kB inactive_file:160kB unevictable:0kB writepending:0kB present:1048576kB managed:1476kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 200.807961][ C1] lowmem_reserve[]: 0 0 0 0 0 [ 200.812744][ C1] Node 1 Normal free:20132kB min:54060kB low:67572kB high:81084kB reserved_highatomic:0KB active_anon:4kB inactive_anon:612kB active_file:76kB inactive_file:0kB unevictable:1536kB writepending:4kB present:4194304kB managed:4128248kB mlocked:0kB bounce:0kB free_pcp:356kB local_pcp:108kB free_cma:0kB [ 200.840945][ C1] lowmem_reserve[]: 0 0 0 0 0 [ 200.845636][ C1] Node 0 DMA: 1*4kB (U) 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10764kB [ 200.859008][ C1] Node 0 DMA32: 1845*4kB (UME) 886*8kB (UME) 920*16kB (UM) 1191*32kB (UM) 302*64kB (UM) 110*128kB (UM) 68*256kB (U) 44*512kB (U) 31*1024kB (U) 21*2048kB (U) 27*4096kB (U) = 325988kB [ 200.877020][ C1] Node 0 Normal: 1*4kB (U) 1*8kB (U) 0*16kB 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 44kB [ 200.889607][ C1] Node 1 Normal: 3*4kB (ME) 1*8kB (M) 1*16kB (E) 2*32kB (E) 3*64kB (UE) 3*128kB (ME) 2*256kB (UM) 1*512kB (M) 0*1024kB 3*2048kB (UME) 3*4096kB (M) = 20132kB [ 200.905440][ C1] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 200.914972][ C1] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 200.924240][ C1] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 200.933767][ C1] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 200.943123][ C1] 5584 total pagecache pages [ 200.947701][ C1] 0 pages in swap cache [ 200.951837][ C1] Swap cache stats: add 0, delete 0, find 0/0 [ 200.957896][ C1] Free swap = 0kB [ 200.961602][ C1] Total swap = 0kB [ 200.965311][ C1] 2097051 pages RAM [ 200.969098][ C1] 0 pages HighMem/MovableOnly [ 200.973756][ C1] 375005 pages reserved [ 200.977895][ C1] 0 pages cma reserved [ 206.456710][ C1] lapbether: out of memory [ 206.537913][ C0] slab_out_of_memory: 358187 callbacks suppressed [ 206.537922][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 206.538139][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 206.544348][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 206.552299][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 206.560242][ C0] node 0: slabs: 132288, objs: 1587456, free: 0 [ 206.570703][ C1] node 0: slabs: 132288, objs: 1587456, free: 0 [ 206.581254][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 206.587667][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 206.594137][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 206.600581][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 206.606978][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 206.614925][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 206.622866][ C0] node 0: slabs: 132288, objs: 1587456, free: 0 [ 206.633324][ C1] node 0: slabs: 132288, objs: 1587456, free: 0 [ 206.643785][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 206.650180][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 206.656635][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 206.663095][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 206.669494][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 206.677435][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 206.685387][ C0] node 0: slabs: 132288, objs: 1587456, free: 0 [ 206.695843][ C1] node 0: slabs: 132288, objs: 1587456, free: 0 [ 206.706300][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 206.713202][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 206.719670][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 206.726165][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 206.732548][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 206.740491][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 206.748436][ C0] node 0: slabs: 132288, objs: 1587456, free: 0 [ 206.758903][ C1] node 0: slabs: 132288, objs: 1587456, free: 0 [ 206.769365][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 206.775747][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 206.782221][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 206.788671][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 206.795062][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 206.803001][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 206.810951][ C0] node 0: slabs: 132288, objs: 1587456, free: 0 [ 206.821408][ C1] node 0: slabs: 132288, objs: 1587456, free: 0 [ 206.831869][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 206.851119][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 207.097150][ T8939] syz-executor500 (8939) used greatest stack depth: 22232 bytes left [ 209.578430][ C0] lapbether: out of memory [ 210.126155][ C1] lapbether: out of memory [ 210.227083][ C0] warn_alloc: 61864 callbacks suppressed [ 210.227093][ C0] ksoftirqd/0: page allocation failure: order:0, mode:0xa20(GFP_ATOMIC), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 210.245008][ C0] CPU: 0 PID: 12 Comm: ksoftirqd/0 Not tainted 5.11.0-syzkaller #0 [ 210.252891][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 210.262937][ C0] Call Trace: [ 210.266213][ C0] dump_stack+0x9a/0xcc [ 210.270362][ C0] warn_alloc.cold+0x87/0x17a [ 210.275038][ C0] ? zone_watermark_ok_safe+0x2a0/0x2a0 [ 210.280588][ C0] ? __zone_watermark_ok+0x450/0x450 [ 210.285862][ C0] ? wake_all_kswapds+0x143/0x2c0 [ 210.290881][ C0] __alloc_pages_slowpath.constprop.0+0x1db0/0x2240 [ 210.297546][ C0] ? get_page_from_freelist+0x3ca/0x3f80 [ 210.303194][ C0] ? warn_alloc+0x120/0x120 [ 210.307810][ C0] ? __lock_acquire+0x1644/0x57d0 [ 210.312846][ C0] ? __zone_watermark_ok+0x450/0x450 [ 210.318125][ C0] ? lock_chain_count+0x20/0x20 [ 210.322986][ C0] __alloc_pages_nodemask+0x5f0/0x730 [ 210.328358][ C0] ? __alloc_pages_slowpath.constprop.0+0x2240/0x2240 [ 210.335119][ C0] ? lock_downgrade+0x6d0/0x6d0 [ 210.339971][ C0] allocate_slab+0x2d4/0x4a0 [ 210.344562][ C0] ___slab_alloc+0x476/0x790 [ 210.349143][ C0] ? __alloc_skb+0x42/0x4e0 [ 210.353642][ C0] ? __slab_alloc.constprop.0+0x69/0xe0 [ 210.359180][ C0] ? __alloc_skb+0x42/0x4e0 [ 210.363668][ C0] ? __slab_alloc.constprop.0+0x95/0xe0 [ 210.369204][ C0] __slab_alloc.constprop.0+0x95/0xe0 [ 210.374568][ C0] ? __alloc_skb+0x42/0x4e0 [ 210.379057][ C0] kmem_cache_alloc_node+0x389/0x470 [ 210.384336][ C0] __alloc_skb+0x42/0x4e0 [ 210.388655][ C0] ? lock_chain_count+0x20/0x20 [ 210.393503][ C0] __netdev_alloc_skb+0x40/0x380 [ 210.398438][ C0] __br_multicast_send_query+0x35f/0x3f60 [ 210.404153][ C0] ? is_dynamic_key+0x1a0/0x1a0 [ 210.408991][ C0] ? mark_lock+0xee/0x1720 [ 210.413400][ C0] ? __lock_acquire+0x1644/0x57d0 [ 210.418444][ C0] ? br_multicast_count+0xa40/0xa40 [ 210.423638][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 210.429608][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 210.435848][ C0] br_multicast_send_query+0x20c/0x390 [ 210.441301][ C0] ? br_multicast_port_group_rexmit+0x4a0/0x4a0 [ 210.447532][ C0] ? do_raw_spin_lock+0x120/0x2b0 [ 210.452549][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 210.457470][ C0] ? sched_clock_cpu+0x18/0x1f0 [ 210.462320][ C0] ? br_ip6_multicast_query_expired+0xe0/0xe0 [ 210.468380][ C0] br_ip4_multicast_query_expired+0xb9/0xe0 [ 210.474265][ C0] call_timer_fn+0x163/0x4b0 [ 210.478844][ C0] ? add_timer_on+0x410/0x410 [ 210.483510][ C0] ? lock_downgrade+0x6d0/0x6d0 [ 210.488352][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 210.493275][ C0] ? br_ip6_multicast_query_expired+0xe0/0xe0 [ 210.499331][ C0] ? lockdep_hardirqs_on_prepare+0x17b/0x400 [ 210.505310][ C0] ? br_ip6_multicast_query_expired+0xe0/0xe0 [ 210.511369][ C0] __run_timers.part.0+0x52a/0x8b0 [ 210.516477][ C0] ? finish_task_switch.isra.0+0x127/0x7c0 [ 210.522281][ C0] ? call_timer_fn+0x4b0/0x4b0 [ 210.527044][ C0] ? smpboot_thread_fn+0xa3/0x8e0 [ 210.532057][ C0] ? kvm_sched_clock_read+0x14/0x40 [ 210.537247][ C0] ? sched_clock+0x2a/0x40 [ 210.541736][ C0] ? sched_clock_cpu+0x18/0x1f0 [ 210.546583][ C0] run_timer_softirq+0x9c/0x190 [ 210.551439][ C0] __do_softirq+0x29b/0x9f6 [ 210.555939][ C0] ? __local_bh_enable_ip+0x110/0x110 [ 210.561302][ C0] ? smpboot_thread_fn+0xa3/0x8e0 [ 210.566310][ C0] run_ksoftirqd+0x2d/0x50 [ 210.570719][ C0] smpboot_thread_fn+0x561/0x8e0 [ 210.575645][ C0] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 210.581443][ C0] ? __smpboot_create_thread.part.0+0x2f0/0x2f0 [ 210.587670][ C0] ? __kthread_parkme+0xa2/0x1c0 [ 210.592594][ C0] ? __smpboot_create_thread.part.0+0x2f0/0x2f0 [ 210.598824][ C0] kthread+0x36f/0x450 [ 210.602877][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 210.608063][ C0] ? __kthread_bind_mask+0x90/0x90 [ 210.613164][ C0] ret_from_fork+0x1f/0x30 [ 210.617584][ C0] Mem-Info: [ 210.620677][ C0] active_anon:399 inactive_anon:7171 isolated_anon:0 [ 210.620677][ C0] active_file:451 inactive_file:406 isolated_file:0 [ 210.620677][ C0] unevictable:768 dirty:0 writeback:3 [ 210.620677][ C0] slab_reclaimable:24573 slab_unreclaimable:1605585 [ 210.620677][ C0] mapped:755 shmem:4601 pagetables:312 bounce:0 [ 210.620677][ C0] free:11086 free_pcp:234 free_cma:0 [ 210.657126][ C0] Node 0 active_anon:1592kB inactive_anon:28072kB active_file:1728kB inactive_file:1624kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:3020kB dirty:0kB writeback:8kB shmem:16252kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 4096kB writeback_tmp:0kB kernel_stack:7264kB pagetables:1244kB all_unreclaimable? no [ 210.687847][ C0] Node 1 active_anon:4kB inactive_anon:612kB active_file:76kB inactive_file:0kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:4kB shmem:2152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:32kB pagetables:4kB all_unreclaimable? yes [ 210.716746][ C0] Node 0 DMA free:10764kB min:208kB low:260kB high:312kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 210.742873][ C0] lowmem_reserve[]: 0 2671 2672 2672 2672 [ 210.748620][ C0] Node 0 DMA32 free:13428kB min:39916kB low:48868kB high:57820kB reserved_highatomic:2048KB active_anon:1584kB inactive_anon:27428kB active_file:1708kB inactive_file:1604kB unevictable:1536kB writepending:8kB present:3129332kB managed:2742552kB mlocked:0kB bounce:0kB free_pcp:580kB local_pcp:248kB free_cma:0kB [ 210.777777][ C0] lowmem_reserve[]: 0 0 1 1 1 [ 210.782483][ C0] Node 0 Normal free:20kB min:16kB low:20kB high:24kB reserved_highatomic:0KB active_anon:8kB inactive_anon:644kB active_file:20kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:1476kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 210.808702][ C0] lowmem_reserve[]: 0 0 0 0 0 [ 210.813410][ C0] Node 1 Normal free:20132kB min:54060kB low:67572kB high:81084kB reserved_highatomic:0KB active_anon:4kB inactive_anon:612kB active_file:76kB inactive_file:0kB unevictable:1536kB writepending:4kB present:4194304kB managed:4128248kB mlocked:0kB bounce:0kB free_pcp:356kB local_pcp:248kB free_cma:0kB [ 210.841524][ C0] lowmem_reserve[]: 0 0 0 0 0 [ 210.846224][ C0] Node 0 DMA: 1*4kB (U) 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10764kB [ 210.859520][ C0] Node 0 DMA32: 697*4kB (UME) 340*8kB (UME) 171*16kB (UMH) 80*32kB (UMH) 33*64kB (UMH) 2*128kB (UH) 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13428kB [ 210.875346][ C0] Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB [ 210.886961][ C0] Node 1 Normal: 3*4kB (ME) 1*8kB (M) 1*16kB (E) 2*32kB (E) 3*64kB (UE) 3*128kB (ME) 2*256kB (UM) 1*512kB (M) 0*1024kB 3*2048kB (UME) 3*4096kB (M) = 20132kB [ 210.902796][ C0] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 210.912324][ C0] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 210.921592][ C0] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 210.931118][ C0] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 210.940385][ C0] 5456 total pagecache pages [ 210.944964][ C0] 0 pages in swap cache [ 210.949109][ C0] Swap cache stats: add 0, delete 0, find 0/0 [ 210.955157][ C0] Free swap = 0kB [ 210.958858][ C0] Total swap = 0kB [ 210.962560][ C0] 2097051 pages RAM [ 210.966348][ C0] 0 pages HighMem/MovableOnly [ 210.971006][ C0] 375005 pages reserved [ 210.975144][ C0] 0 pages cma reserved [ 211.489760][ C1] lapbether: out of memory [ 211.547072][ C0] slab_out_of_memory: 154420 callbacks suppressed [ 211.547083][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 211.547087][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 211.547092][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 211.547099][ C1] node 0: slabs: 133602, objs: 1603224, free: 0 [ 211.553503][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 211.553510][ C0] node 0: slabs: 133602, objs: 1603224, free: 0 [ 211.561457][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 211.569402][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 211.579950][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 211.586306][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 211.596715][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 211.603097][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 211.609568][ C1] node 0: slabs: 133602, objs: 1603224, free: 0 [ 211.616033][ C0] node 0: slabs: 133602, objs: 1603224, free: 0 [ 211.623977][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 211.631920][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 211.642458][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 211.652903][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 211.659229][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 211.665619][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 211.672089][ C1] node 0: slabs: 133602, objs: 1603224, free: 0 [ 211.678555][ C0] node 0: slabs: 133602, objs: 1603224, free: 0 [ 211.686503][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 211.694450][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 211.704986][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 211.715424][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 211.721752][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 211.728222][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 211.734691][ C1] node 0: slabs: 133602, objs: 1603224, free: 0 [ 211.741157][ C0] node 0: slabs: 133602, objs: 1603224, free: 0 [ 211.749102][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 211.757045][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 211.767577][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 211.778019][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 211.784352][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 211.790736][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 211.797203][ C1] node 0: slabs: 133602, objs: 1603224, free: 0 [ 211.803668][ C0] node 0: slabs: 133602, objs: 1603224, free: 0 [ 211.811612][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 211.819556][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 211.847646][ C1] lapbether: out of memory [ 213.490035][ C1] lapbether: out of memory [ 214.129541][ C0] lapbether: out of memory [ 214.134008][ C0] lapbether: out of memory [ 214.209535][ C0] lapbether: out of memory [ 216.557074][ C0] slab_out_of_memory: 431710 callbacks suppressed [ 216.557084][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 216.557090][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 216.557096][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 216.563592][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 216.571547][ C1] node 0: slabs: 133602, objs: 1603224, free: 0 [ 216.579491][ C0] node 0: slabs: 133602, objs: 1603224, free: 0 [ 216.589956][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 216.600436][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 216.606918][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 216.613340][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 216.619756][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 216.626328][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 216.634273][ C1] node 0: slabs: 133602, objs: 1603224, free: 0 [ 216.642216][ C0] node 0: slabs: 133602, objs: 1603224, free: 0 [ 216.652678][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 216.663138][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 216.669611][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 216.675961][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 216.682379][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 216.688867][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 216.696812][ C1] node 0: slabs: 133602, objs: 1603224, free: 0 [ 216.704853][ C0] node 0: slabs: 133602, objs: 1603224, free: 0 [ 216.704859][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 216.715316][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 216.725854][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 216.732239][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 216.738554][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 216.745019][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 216.751485][ C0] node 0: slabs: 133602, objs: 1603224, free: 0 [ 216.759427][ C1] node 0: slabs: 133602, objs: 1603224, free: 0 [ 216.767367][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 216.777822][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 216.788356][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 216.794726][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 216.801050][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 216.807517][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 216.813982][ C0] node 0: slabs: 133602, objs: 1603224, free: 0 [ 216.821924][ C1] node 0: slabs: 133602, objs: 1603224, free: 0 [ 216.829870][ C0] node 1: slabs: 247506, objs: 2970072, free: 48 [ 216.840413][ C1] node 1: slabs: 247506, objs: 2970072, free: 48 [ 220.237071][ C0] warn_alloc: 862596 callbacks suppressed [ 220.237082][ C0] ksoftirqd/0: page allocation failure: order:0, mode:0xa20(GFP_ATOMIC), nodemask=(null),cpuset=/,mems_allowed=0-1 [ 220.254976][ C0] CPU: 0 PID: 12 Comm: ksoftirqd/0 Not tainted 5.11.0-syzkaller #0 [ 220.262859][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 220.272909][ C0] Call Trace: [ 220.276187][ C0] dump_stack+0x9a/0xcc [ 220.280338][ C0] warn_alloc.cold+0x87/0x17a [ 220.285010][ C0] ? zone_watermark_ok_safe+0x2a0/0x2a0 [ 220.290558][ C0] ? wakeup_kswapd+0x1cf/0x4c0 [ 220.295313][ C0] ? __zone_watermark_ok+0x450/0x450 [ 220.300677][ C0] ? wake_all_kswapds+0x143/0x2c0 [ 220.305719][ C0] __alloc_pages_slowpath.constprop.0+0x1db0/0x2240 [ 220.312314][ C0] ? get_page_from_freelist+0x3ca/0x3f80 [ 220.317965][ C0] ? warn_alloc+0x120/0x120 [ 220.322472][ C0] ? __lock_acquire+0x1644/0x57d0 [ 220.327509][ C0] ? __zone_watermark_ok+0x450/0x450 [ 220.332793][ C0] ? lock_chain_count+0x20/0x20 [ 220.337652][ C0] __alloc_pages_nodemask+0x5f0/0x730 [ 220.343026][ C0] ? __alloc_pages_slowpath.constprop.0+0x2240/0x2240 [ 220.349787][ C0] ? lock_downgrade+0x6d0/0x6d0 [ 220.354643][ C0] allocate_slab+0x2d4/0x4a0 [ 220.359233][ C0] ___slab_alloc+0x476/0x790 [ 220.363823][ C0] ? __alloc_skb+0x42/0x4e0 [ 220.368315][ C0] ? lock_chain_count+0x20/0x20 [ 220.373157][ C0] ? __slab_alloc.constprop.0+0x69/0xe0 [ 220.378697][ C0] ? __alloc_skb+0x42/0x4e0 [ 220.383192][ C0] ? __slab_alloc.constprop.0+0x95/0xe0 [ 220.388726][ C0] __slab_alloc.constprop.0+0x95/0xe0 [ 220.394096][ C0] ? __alloc_skb+0x42/0x4e0 [ 220.398589][ C0] kmem_cache_alloc_node+0x389/0x470 [ 220.403872][ C0] __alloc_skb+0x42/0x4e0 [ 220.408198][ C0] ? lock_chain_count+0x20/0x20 [ 220.413057][ C0] __netdev_alloc_skb+0x40/0x380 [ 220.417989][ C0] ? lockdep_hardirqs_on+0x79/0x100 [ 220.423180][ C0] __br_multicast_send_query+0xcd5/0x3f60 [ 220.428891][ C0] ? is_dynamic_key+0x1a0/0x1a0 [ 220.433730][ C0] ? mark_lock+0xee/0x1720 [ 220.438143][ C0] ? __lock_acquire+0x1644/0x57d0 [ 220.443169][ C0] ? br_multicast_count+0xa40/0xa40 [ 220.448358][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 220.454334][ C0] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 220.460320][ C0] br_multicast_send_query+0x20c/0x390 [ 220.465774][ C0] ? br_multicast_port_group_rexmit+0x4a0/0x4a0 [ 220.472013][ C0] ? do_raw_spin_lock+0x120/0x2b0 [ 220.477029][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 220.481966][ C0] ? br_ip4_multicast_port_query_expired+0x10/0x10 [ 220.488470][ C0] br_ip6_multicast_query_expired+0xb9/0xe0 [ 220.494371][ C0] call_timer_fn+0x163/0x4b0 [ 220.498967][ C0] ? add_timer_on+0x410/0x410 [ 220.503639][ C0] ? lock_downgrade+0x6d0/0x6d0 [ 220.508918][ C0] ? rwlock_bug.part.0+0x90/0x90 [ 220.513853][ C0] ? br_ip4_multicast_port_query_expired+0x10/0x10 [ 220.520346][ C0] ? lockdep_hardirqs_on_prepare+0x17b/0x400 [ 220.526324][ C0] ? br_ip4_multicast_port_query_expired+0x10/0x10 [ 220.532821][ C0] __run_timers.part.0+0x52a/0x8b0 [ 220.537937][ C0] ? finish_task_switch.isra.0+0x127/0x7c0 [ 220.543834][ C0] ? call_timer_fn+0x4b0/0x4b0 [ 220.548594][ C0] ? smpboot_thread_fn+0xa3/0x8e0 [ 220.553608][ C0] ? kvm_sched_clock_read+0x14/0x40 [ 220.558793][ C0] ? sched_clock+0x2a/0x40 [ 220.563196][ C0] ? sched_clock_cpu+0x18/0x1f0 [ 220.568048][ C0] run_timer_softirq+0x9c/0x190 [ 220.572896][ C0] __do_softirq+0x29b/0x9f6 [ 220.577397][ C0] ? __local_bh_enable_ip+0x110/0x110 [ 220.582763][ C0] ? smpboot_thread_fn+0xa3/0x8e0 [ 220.587774][ C0] run_ksoftirqd+0x2d/0x50 [ 220.592180][ C0] smpboot_thread_fn+0x561/0x8e0 [ 220.597106][ C0] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 220.602901][ C0] ? __smpboot_create_thread.part.0+0x2f0/0x2f0 [ 220.609144][ C0] ? __kthread_parkme+0xa2/0x1c0 [ 220.614071][ C0] ? __smpboot_create_thread.part.0+0x2f0/0x2f0 [ 220.620304][ C0] kthread+0x36f/0x450 [ 220.624363][ C0] ? _raw_spin_unlock_irq+0x1f/0x40 [ 220.629548][ C0] ? __kthread_bind_mask+0x90/0x90 [ 220.634654][ C0] ret_from_fork+0x1f/0x30 [ 220.639079][ C0] Mem-Info: [ 220.642181][ C0] active_anon:399 inactive_anon:7165 isolated_anon:0 [ 220.642181][ C0] active_file:43 inactive_file:87 isolated_file:0 [ 220.642181][ C0] unevictable:768 dirty:0 writeback:3 [ 220.642181][ C0] slab_reclaimable:24573 slab_unreclaimable:1606221 [ 220.642181][ C0] mapped:2 shmem:4601 pagetables:303 bounce:0 [ 220.642181][ C0] free:11027 free_pcp:446 free_cma:0 [ 220.678193][ C0] Node 0 active_anon:1592kB inactive_anon:28048kB active_file:96kB inactive_file:348kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:8kB shmem:16252kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB kernel_stack:7264kB pagetables:1208kB all_unreclaimable? no [ 220.708482][ C0] Node 1 active_anon:4kB inactive_anon:612kB active_file:76kB inactive_file:0kB unevictable:1536kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:4kB shmem:2152kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:32kB pagetables:4kB all_unreclaimable? no [ 220.737292][ C0] Node 0 DMA free:10764kB min:208kB low:260kB high:312kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 220.763423][ C0] lowmem_reserve[]: 0 2671 2672 2672 2672 [ 220.769171][ C0] Node 0 DMA32 free:13208kB min:39916kB low:48868kB high:57820kB reserved_highatomic:2048KB active_anon:1584kB inactive_anon:27404kB active_file:88kB inactive_file:340kB unevictable:1536kB writepending:8kB present:3129332kB managed:2742552kB mlocked:0kB bounce:0kB free_pcp:1496kB local_pcp:1212kB free_cma:0kB [ 220.798247][ C0] lowmem_reserve[]: 0 0 1 1 1 [ 220.802950][ C0] Node 0 Normal free:8kB min:16kB low:20kB high:24kB reserved_highatomic:0KB active_anon:8kB inactive_anon:644kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:1476kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB [ 220.829092][ C0] lowmem_reserve[]: 0 0 0 0 0 [ 220.833796][ C0] Node 1 Normal free:20128kB min:54060kB low:67572kB high:81084kB reserved_highatomic:0KB active_anon:4kB inactive_anon:612kB active_file:76kB inactive_file:0kB unevictable:1536kB writepending:4kB present:4194304kB managed:4128248kB mlocked:0kB bounce:0kB free_pcp:288kB local_pcp:252kB free_cma:0kB [ 220.861911][ C0] lowmem_reserve[]: 0 0 0 0 0 [ 220.866611][ C0] Node 0 DMA: 1*4kB (U) 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 1*512kB (U) 0*1024kB 1*2048kB (M) 2*4096kB (M) = 10764kB [ 220.879900][ C0] Node 0 DMA32: 710*4kB (UME) 338*8kB (ME) 151*16kB (UMH) 74*32kB (MH) 33*64kB (MH) 2*128kB (MH) 2*256kB (UH) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 13208kB [ 220.895544][ C0] Node 0 Normal: 4*4kB (U) 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 16kB [ 220.907436][ C0] Node 1 Normal: 4*4kB (UME) 2*8kB (UM) 2*16kB (UE) 3*32kB (UE) 2*64kB (E) 3*128kB (ME) 2*256kB (UM) 1*512kB (M) 0*1024kB 3*2048kB (UME) 3*4096kB (M) = 20128kB [ 220.923543][ C0] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 220.933074][ C0] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 220.942338][ C0] Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 220.951868][ C0] Node 1 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 220.961132][ C0] 4722 total pagecache pages [ 220.965708][ C0] 0 pages in swap cache [ 220.969849][ C0] Swap cache stats: add 0, delete 0, find 0/0 [ 220.975897][ C0] Free swap = 0kB [ 220.979603][ C0] Total swap = 0kB [ 220.983306][ C0] 2097051 pages RAM [ 220.987098][ C0] 0 pages HighMem/MovableOnly [ 220.991756][ C0] 375005 pages reserved [ 220.995893][ C0] 0 pages cma reserved [ 221.567060][ C0] slab_out_of_memory: 453762 callbacks suppressed [ 221.567070][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 221.567071][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 221.567080][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 221.567086][ C0] node 0: slabs: 135104, objs: 1621248, free: 0 [ 221.573507][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 221.573514][ C1] node 0: slabs: 135104, objs: 1621248, free: 0 [ 221.581461][ C0] node 1: slabs: 247541, objs: 2970492, free: 48 [ 221.589401][ C1] node 1: slabs: 247541, objs: 2970492, free: 48 [ 221.599942][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 221.606307][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 221.616702][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 221.623085][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 221.629551][ C0] node 0: slabs: 135104, objs: 1621248, free: 0 [ 221.636015][ C1] node 0: slabs: 135104, objs: 1621248, free: 0 [ 221.643961][ C0] node 1: slabs: 247541, objs: 2970492, free: 48 [ 221.651900][ C1] node 1: slabs: 247541, objs: 2970492, free: 48 [ 221.662446][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 221.672904][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 221.679223][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 221.685608][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 221.692075][ C0] node 0: slabs: 135104, objs: 1621248, free: 0 [ 221.698548][ C1] node 0: slabs: 135104, objs: 1621248, free: 0 [ 221.706489][ C0] node 1: slabs: 247541, objs: 2970492, free: 48 [ 221.714432][ C1] node 1: slabs: 247541, objs: 2970492, free: 48 [ 221.724970][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 221.735472][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 221.741877][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 221.748262][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 221.754730][ C0] node 0: slabs: 135104, objs: 1621248, free: 0 [ 221.761193][ C1] node 0: slabs: 135104, objs: 1621248, free: 0 [ 221.769134][ C0] node 1: slabs: 247541, objs: 2970492, free: 48 [ 221.777246][ C1] node 1: slabs: 247541, objs: 2970492, free: 48 [ 221.787772][ C0] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 221.798234][ C1] SLUB: Unable to allocate memory on node -1, gfp=0xa20(GFP_ATOMIC) [ 221.804554][ C0] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 221.810935][ C1] cache: skbuff_head_cache, object size: 224, buffer size: 320, default order: 0, min order: 0 [ 221.817401][ C0] node 0: slabs: 135104, objs: 1621248, free: 0 [ 221.824125][ C1] node 0: slabs: 135104, objs: 1621248, free: 0 [ 221.832155][ C0] node 1: slabs: 247541, objs: 2970492, free: 48 [ 221.840100][ C1] node 1: slabs: 247541, objs: 2970492, free: 48 [ 221.957065][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 221.963764][ C1] rcu: 1-....: (10180 ticks this GP) idle=ffe/1/0x4000000000000000 softirq=19332/19332 fqs=31 [ 221.975007][ C1] (t=10500 jiffies g=17061 q=108908) [ 221.980421][ C1] NMI backtrace for cpu 1 [ 221.984994][ C1] CPU: 1 PID: 18 Comm: ksoftirqd/1 Not tainted 5.11.0-syzkaller #0 [ 221.993033][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 222.003059][ C1] Call Trace: [ 222.006328][ C1] [ 222.009151][ C1] dump_stack+0x9a/0xcc [ 222.013287][ C1] nmi_cpu_backtrace.cold+0x30/0x99 [ 222.018456][ C1] ? lapic_can_unplug_cpu+0x80/0x80 [ 222.023625][ C1] nmi_trigger_cpumask_backtrace+0x11f/0x170 [ 222.029575][ C1] rcu_dump_cpu_stacks+0x1f4/0x230 [ 222.034703][ C1] rcu_sched_clock_irq.cold+0x48e/0xedf [ 222.040220][ C1] ? rcutree_dead_cpu+0x50/0x50 [ 222.045041][ C1] ? do_raw_spin_unlock+0x171/0x230 [ 222.050334][ C1] ? __raise_softirq_irqoff+0x93/0x1e0 [ 222.055764][ C1] update_process_times+0x13b/0x1c0 [ 222.060934][ C1] tick_sched_handle+0x6f/0x130 [ 222.065762][ C1] tick_sched_timer+0x132/0x210 [ 222.070598][ C1] ? get_cpu_iowait_time_us+0x330/0x330 [ 222.076110][ C1] __hrtimer_run_queues+0x18a/0xb00 [ 222.081286][ C1] ? hrtimer_sleeper_start_expires+0x80/0x80 [ 222.087231][ C1] ? ktime_get_update_offsets_now+0xe8/0x450 [ 222.093193][ C1] hrtimer_interrupt+0x300/0x930 [ 222.098190][ C1] __sysvec_apic_timer_interrupt+0x146/0x540 [ 222.104245][ C1] asm_call_irq_on_stack+0xf/0x20 [ 222.109248][ C1] [ 222.112166][ C1] sysvec_apic_timer_interrupt+0xbd/0x100 [ 222.117870][ C1] asm_sysvec_apic_timer_interrupt+0x12/0x20 [ 222.123829][ C1] RIP: 0010:lock_is_held_type+0xe8/0x120 [ 222.129445][ C1] Code: 03 44 39 f0 41 0f 94 c5 48 c7 c7 20 fa 8a 88 e8 ce 0e 00 00 b8 ff ff ff ff 65 0f c1 05 e1 63 cd 77 83 f8 01 75 1b ff 34 24 9d <48> 83 c4 08 44 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 45 31 ed eb [ 222.149204][ C1] RSP: 0018:ffffc90000d87b88 EFLAGS: 00000246 [ 222.155299][ C1] RAX: 0000000000000001 RBX: 0000000000000001 RCX: 0000000000000001 [ 222.163252][ C1] RDX: 0000000000000000 RSI: ffffffff888afa20 RDI: ffffffff88ddc5c0 [ 222.171198][ C1] RBP: ffffffff8a76ac80 R08: 0000000000000000 R09: ffffffff8c33350f [ 222.179152][ C1] R10: fffffbfff18666a1 R11: dffffc0000000000 R12: ffff88801021b800 [ 222.187095][ C1] R13: 0000000000000000 R14: 00000000ffffffff R15: ffff88801021c1e0 [ 222.195060][ C1] ? br_ip4_multicast_port_query_expired+0x10/0x10 [ 222.201708][ C1] rcu_read_lock_sched_held+0x3a/0x70 [ 222.207051][ C1] call_timer_fn+0x447/0x4b0 [ 222.211610][ C1] ? add_timer_on+0x410/0x410 [ 222.216280][ C1] ? lock_downgrade+0x6d0/0x6d0 [ 222.221101][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 222.226022][ C1] ? br_ip4_multicast_port_query_expired+0x10/0x10 [ 222.232493][ C1] ? lockdep_hardirqs_on_prepare+0x17b/0x400 [ 222.238446][ C1] ? br_ip4_multicast_port_query_expired+0x10/0x10 [ 222.244917][ C1] __run_timers.part.0+0x52a/0x8b0 [ 222.250013][ C1] ? finish_task_switch.isra.0+0x127/0x7c0 [ 222.255796][ C1] ? call_timer_fn+0x4b0/0x4b0 [ 222.260530][ C1] ? smpboot_thread_fn+0xa3/0x8e0 [ 222.265523][ C1] ? kvm_sched_clock_read+0x14/0x40 [ 222.270690][ C1] ? sched_clock+0x2a/0x40 [ 222.275073][ C1] ? sched_clock_cpu+0x18/0x1f0 [ 222.279984][ C1] run_timer_softirq+0x9c/0x190 [ 222.284808][ C1] __do_softirq+0x29b/0x9f6 [ 222.289285][ C1] ? __local_bh_enable_ip+0x110/0x110 [ 222.294641][ C1] ? smpboot_thread_fn+0xa3/0x8e0 [ 222.299633][ C1] run_ksoftirqd+0x2d/0x50 [ 222.304017][ C1] smpboot_thread_fn+0x561/0x8e0 [ 222.308924][ C1] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 222.314718][ C1] ? __smpboot_create_thread.part.0+0x2f0/0x2f0 [ 222.321015][ C1] ? __kthread_parkme+0xa2/0x1c0 [ 222.326009][ C1] ? __smpboot_create_thread.part.0+0x2f0/0x2f0 [ 222.332222][ C1] kthread+0x36f/0x450 [ 222.336264][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 222.341544][ C1] ? __kthread_bind_mask+0x90/0x90 [ 222.346634][ C1] ret_from_fork+0x1f/0x30