Bug#1031623: Memory leak on bullseye-backports kernel
Control: reassign -1 src:linux 6.0.12-1
Control: tags -1 + moreinfo
Hi,
On Sun, Feb 19, 2023 at 09:14:10PM +0800, bgme wrote:
> Package: linux-image-amd64
> Version: 6.0.12-1~bpo11+1
>
> Dear Maintainer,
>
> The bullseye-backports kernel seems to have memory leaks.
>
> 
> 
> 
>
>
> The memory usage graph during the worst memory leak. But unfortunately, it
> was restarted directly at that time, and no log was kept.
>
> 
> 
> 
>
> The memory usage graph recently.
>
> ---------------------------------
>
> Some informations:
>
> # lsb_release -a
> Distributor ID: Debian
> Description: Debian GNU/Linux 11 (bullseye)
> Release: 11
> Codename: bullseye
>
> # uname -a
> Linux git 6.0.0-0.deb11.6-amd64 #1 SMP PREEMPT_DYNAMIC Debian 6.0.12-1~bpo11+1 (2022-12-19) x86_64 GNU/Linux
>
> # free -h
> total used free shared buff/cache available
> Mem: 15Gi 6.6Gi 567Mi 1.0Gi 8.1Gi 7.3Gi
> Swap: 8.0Gi 3.7Gi 4.3Gi
>
> # smem -tw
> Area Used Cache Noncache
> firmware/hardware 0 0 0
> kernel image 0 0 0
> kernel dynamic memory 11047464 7499416 3548048
> userspace memory 4657136 1371972 3285164
> free memory 298680 298680 0
> ----------------------------------------------------------
> 16003280 9170068 6833212
>
> # cat /proc/meminfo
> MemTotal: 16003280 kB
> MemFree: 292884 kB
> MemAvailable: 7623832 kB
> Buffers: 20 kB
> Cached: 8357004 kB
> SwapCached: 1219960 kB
> Active: 6195512 kB
> Inactive: 5855924 kB
> Active(anon): 2455580 kB
> Inactive(anon): 2337516 kB
> Active(file): 3739932 kB
> Inactive(file): 3518408 kB
> Unevictable: 0 kB
> Mlocked: 0 kB
> SwapTotal: 8387580 kB
> SwapFree: 4534508 kB
> Zswap: 1665924 kB
> Zswapped: 3608680 kB
> Dirty: 6028 kB
> Writeback: 76 kB
> AnonPages: 3414016 kB
> Mapped: 1386444 kB
> Shmem: 1098512 kB
> KReclaimable: 408784 kB
> Slab: 1475632 kB
> SReclaimable: 408784 kB
> SUnreclaim: 1066848 kB
> KernelStack: 20368 kB
> PageTables: 385704 kB
> NFS_Unstable: 0 kB
> Bounce: 0 kB
> WritebackTmp: 0 kB
> CommitLimit: 16389220 kB
> Committed_AS: 14574028 kB
> VmallocTotal: 34359738367 kB
> VmallocUsed: 62348 kB
> VmallocChunk: 0 kB
> Percpu: 5824 kB
> HardwareCorrupted: 0 kB
> AnonHugePages: 208896 kB
> ShmemHugePages: 0 kB
> ShmemPmdMapped: 0 kB
> FileHugePages: 0 kB
> FilePmdMapped: 0 kB
> HugePages_Total: 0
> HugePages_Free: 0
> HugePages_Rsvd: 0
> HugePages_Surp: 0
> Hugepagesize: 2048 kB
> Hugetlb: 0 kB
> DirectMap4k: 182128 kB
> DirectMap2M: 5715968 kB
> DirectMap1G: 10485760 kB
>
> # slabtop -o
> Active / Total Objects (% used) : 13245486 / 13988330 (94.7%)
> Active / Total Slabs (% used) : 271375 / 271375 (100.0%)
> Active / Total Caches (% used) : 121 / 158 (76.6%)
> Active / Total Size (% used) : 1274666.34K / 1441579.73K (88.4%)
> Minimum / Average / Maximum Object : 0.01K / 0.10K / 8.00K
>
> OBJS ACTIVE USE OBJ SIZE SLABS OBJ/SLAB CACHE SIZE NAME
> 10730176 10696353 99% 0.06K 167659 64 670636K vmap_area
> 1151584 907533 78% 0.14K 41128 28 164512K btrfs_extent_map
> 452312 344597 76% 0.57K 16154 28 258464K radix_tree_node
> 261504 87883 33% 0.03K 2043 128 8172K lsm_inode_cache
> 214500 210884 98% 0.20K 10725 20 42900K vm_area_struct
> 158559 152049 95% 0.08K 3109 51 12436K Acpi-State
> 145984 144333 98% 0.06K 2281 64 9124K anon_vma_chain
> 134736 90425 67% 0.19K 6416 21 25664K dentry
> 82104 53847 65% 1.17K 3280 27 104960K btrfs_inode
> 75348 68093 90% 0.19K 3588 21 14352K kmalloc-192
> 56901 56884 99% 0.10K 1459 39 5836K anon_vma
> 50660 49975 98% 0.02K 298 170 1192K lsm_file_cache
> 50528 49997 98% 0.25K 1579 32 12632K filp
> 43329 37528 86% 0.10K 1111 39 4444K btrfs_free_space
> 38336 38174 99% 0.12K 1198 32 4792K kernfs_node_cache
> 36416 24580 67% 0.25K 1138 32 9104K kmalloc-256
> 30208 11578 38% 0.03K 236 128 944K kmalloc-32
> 27008 18161 67% 0.06K 422 64 1688K kmalloc-64
> 26200 12340 47% 0.31K 1048 25 8384K xfrm_dst_cache
> 18016 16344 90% 0.25K 563 32 4504K pool_workqueue
> 17088 12173 71% 0.06K 267 64 1068K kmalloc-rcl-64
> 16896 14676 86% 0.02K 66 256 264K kmalloc-16
> 16475 15387 93% 0.62K 659 25 10544K inode_cache
> 13408 11190 83% 0.50K 419 32 6704K kmalloc-512
> 10240 9900 96% 0.01K 20 512 80K kmalloc-8
> 9366 5033 53% 0.09K 223 42 892K kmalloc-rcl-96
> 8954 7141 79% 0.71K 407 22 6512K ovl_inode
> 8448 5986 70% 0.12K 264 32 1056K pid
> 6912 6194 89% 0.25K 216 32 1728K nf_conntrack
> 5888 4532 76% 0.02K 23 256 92K ep_head
> 5265 3621 68% 0.81K 135 39 4320K sock_inode_cache
> 4420 4420 100% 0.05K 52 85 208K ftrace_event_field
> 4416 4296 97% 0.70K 192 23 3072K proc_inode_cache
> 4096 4096 100% 0.01K 8 512 32K kmalloc-cg-8
> 2976 2476 83% 0.12K 93 32 372K kmalloc-128
> 2816 2670 94% 0.02K 11 256 44K kmalloc-cg-16
> 2688 2084 77% 0.09K 64 42 256K kmalloc-96
> 2560 2288 89% 1.00K 80 32 2560K kmalloc-1k
> 2450 2109 86% 2.19K 175 14 5600K TCP
> 2412 1983 82% 0.11K 67 36 268K khugepaged_mm_slot
> 2254 2254 100% 0.09K 49 46 196K trace_event_file
> 2225 2031 91% 0.31K 89 25 712K mnt_cache
> 2205 586 26% 0.19K 105 21 420K kmalloc-rcl-192
> 2100 2064 98% 0.77K 105 20 1680K shmem_inode_cache
> 1638 1582 96% 0.19K 78 21 312K skbuff_ext_cache
> 1596 1596 100% 0.19K 76 21 304K proc_dir_entry
> 1584 1373 86% 2.00K 99 16 3168K kmalloc-2k
> 1551 1419 91% 0.24K 47 33 376K tw_sock_TCP
> 1533 1480 96% 0.19K 73 21 292K kmalloc-cg-192
> 1533 1490 97% 0.19K 73 21 292K cred_jar
> 1504 1487 98% 1.00K 47 32 1504K kmalloc-cg-1k
> 1408 1408 100% 0.06K 22 64 88K kmalloc-cg-64
> 1376 1120 81% 0.25K 43 32 344K skbuff_head_cache
> 1344 1179 87% 0.07K 24 56 96K Acpi-Operand
> 1335 1308 97% 6.38K 267 5 8544K task_struct
> 1312 1209 92% 4.00K 164 8 5248K biovec-max
> 1287 1131 87% 0.10K 33 39 132K buffer_head
> 1280 1280 100% 0.03K 10 128 40K kmalloc-cg-32
> 1248 1248 100% 0.12K 39 32 156K kmalloc-rcl-128
> 1092 1037 94% 2.38K 84 13 2688K TCPv6
> 1024 773 75% 0.50K 32 32 512K skbuff_fclone_cache
> 1024 992 96% 0.25K 32 32 256K bio-192
> 928 928 100% 0.50K 29 32 464K kmalloc-cg-512
> 925 740 80% 0.43K 25 37 400K btrfs_ordered_extent
> 924 924 100% 0.24K 28 33 224K tw_sock_TCPv6
> 896 896 100% 0.12K 28 32 112K kmalloc-cg-128
> 868 697 80% 1.12K 31 28 992K signal_cache
> 816 816 100% 0.04K 8 102 32K pde_opener
> 777 756 97% 0.38K 37 21 296K bio-344
> 736 586 79% 1.00K 23 32 736K PING
> 730 730 100% 0.05K 10 73 40K Acpi-Parse
> 713 713 100% 0.69K 31 23 496K files_cache
> 702 702 100% 0.30K 27 26 216K request_sock_TCP
> 680 680 100% 0.05K 8 85 32K ip_fib_trie
> 672 546 81% 1.00K 21 32 672K biovec-64
> 650 625 96% 0.62K 26 25 416K task_group
> 600 559 93% 1.06K 20 30 640K mm_struct
> 592 570 96% 2.00K 37 16 1184K kmalloc-cg-2k
> 584 584 100% 0.05K 8 73 32K ip_fib_alias
> 576 576 100% 0.06K 9 64 36K kmem_cache_node
> 570 551 96% 2.06K 38 15 1216K sighand_cache
> 561 561 100% 0.08K 11 51 44K sigqueue
> 560 520 92% 4.00K 70 8 2240K kmalloc-4k
> 512 512 100% 0.12K 16 32 64K scsi_sense_cache
> 504 399 79% 0.19K 24 21 96K bio-128
> 456 455 99% 4.00K 57 8 1824K kmalloc-cg-4k
> 448 448 100% 0.25K 14 32 112K kmalloc-cg-256
> 448 448 100% 0.07K 8 56 32K nsproxy
> 368 320 86% 2.00K 23 16 736K biovec-128
> 352 352 100% 0.25K 11 32 88K kmem_cache
> 350 245 70% 0.91K 10 35 320K request_queue
> 336 336 100% 0.09K 8 42 32K kmalloc-cg-96
> 312 312 100% 0.41K 8 39 128K taskstats
> 296 296 100% 0.42K 8 37 128K uts_namespace
> 296 296 100% 0.21K 8 37 64K file_lock_cache
> 286 286 100% 0.30K 11 26 88K request_sock_TCPv6
> 272 272 100% 0.12K 8 34 32K seq_file
> 270 270 100% 0.27K 9 30 72K numa_policy
> 240 240 100% 1.31K 10 24 320K UDPv6
> 238 238 100% 0.94K 7 34 224K mqueue_inode_cache
> 232 223 96% 8.00K 58 4 1856K kmalloc-8k
> 220 220 100% 0.18K 10 22 40K ip6-frags
> 210 210 100% 0.13K 7 30 28K pid_namespace
> 182 182 100% 1.19K 7 26 224K RAWv6
> 112 112 100% 4.00K 14 8 448K names_cache
> 100 100 100% 0.31K 4 25 32K bio-256
> 96 96 100% 0.65K 4 24 64K hugetlbfs_inode_cache
> 78 78 100% 0.61K 3 26 48K user_namespace
> 68 68 100% 8.00K 17 4 544K kmalloc-cg-8k
> 49 49 100% 4.25K 7 7 224K net_namespace
> 40 40 100% 1.56K 2 20 64K bdev_cache
> 39 39 100% 0.81K 1 39 32K dax_cache
> 32 32 100% 1.00K 1 32 32K RAW
> 32 32 100% 0.25K 1 32 8K bio-224
> 30 30 100% 1.06K 1 30 32K dmaengine-unmap-128
> 28 28 100% 0.56K 1 28 16K kioctx
> 26 26 100% 1.20K 1 26 32K perf_event
> 21 21 100% 1.52K 1 21 32K wg_peer
> 20 20 100% 0.20K 1 20 4K ip4-frags
> 20 20 100% 0.77K 1 20 16K fat_inode_cache
> 15 15 100% 2.06K 1 15 32K dmaengine-unmap-256
> 0 0 0% 0.01K 0 512 0K kmalloc-rcl-8
> 0 0 0% 0.02K 0 256 0K kmalloc-rcl-16
> 0 0 0% 0.03K 0 128 0K kmalloc-rcl-32
> 0 0 0% 0.25K 0 32 0K kmalloc-rcl-256
> 0 0 0% 0.50K 0 32 0K kmalloc-rcl-512
> 0 0 0% 1.00K 0 32 0K kmalloc-rcl-1k
> 0 0 0% 2.00K 0 16 0K kmalloc-rcl-2k
> 0 0 0% 4.00K 0 8 0K kmalloc-rcl-4k
> 0 0 0% 8.00K 0 4 0K kmalloc-rcl-8k
> 0 0 0% 0.01K 0 512 0K dma-kmalloc-8
> 0 0 0% 0.02K 0 256 0K dma-kmalloc-16
> 0 0 0% 0.03K 0 128 0K dma-kmalloc-32
> 0 0 0% 0.06K 0 64 0K dma-kmalloc-64
> 0 0 0% 0.09K 0 42 0K dma-kmalloc-96
> 0 0 0% 0.12K 0 32 0K dma-kmalloc-128
> 0 0 0% 0.19K 0 21 0K dma-kmalloc-192
> 0 0 0% 0.25K 0 32 0K dma-kmalloc-256
> 0 0 0% 0.50K 0 32 0K dma-kmalloc-512
> 0 0 0% 1.00K 0 32 0K dma-kmalloc-1k
> 0 0 0% 2.00K 0 16 0K dma-kmalloc-2k
> 0 0 0% 4.00K 0 8 0K dma-kmalloc-4k
> 0 0 0% 8.00K 0 4 0K dma-kmalloc-8k
> 0 0 0% 0.12K 0 34 0K iint_cache
> 0 0 0% 1.30K 0 24 0K request_queue_srcu
> 0 0 0% 0.25K 0 32 0K dquot
> 0 0 0% 0.75K 0 21 0K xfrm_state
> 0 0 0% 0.38K 0 21 0K request_sock_subflow
> 0 0 0% 1.88K 0 17 0K MPTCP
> 0 0 0% 0.03K 0 128 0K dnotify_struct
> 0 0 0% 0.19K 0 21 0K userfaultfd_ctx_cache
> 0 0 0% 1.19K 0 26 0K PINGv6
> 0 0 0% 2.00K 0 16 0K MPTCPv6
> 0 0 0% 0.12K 0 32 0K fscrypt_info
> 0 0 0% 0.25K 0 32 0K fsverity_info
> 0 0 0% 0.81K 0 39 0K fuse_inode
> 0 0 0% 0.15K 0 26 0K fuse_request
> 0 0 0% 0.04K 0 102 0K fat_cache
>
> # cat /proc/slabinfo
> slabinfo - version: 2.1
> # name <active_objs> <num_objs> <objsize> <objperslab> <pagesperslab> : tunables <limit> <batchcount> <sharedfactor> : slabdata <active_slabs> <num_slabs> <sharedavail>
> wg_peer 21 21 1552 21 8 : tunables 0 0 0 : slabdata 1 1 0
> ovl_inode 7141 8954 728 22 4 : tunables 0 0 0 : slabdata 407 407 0
> nf_conntrack 5852 6912 256 32 2 : tunables 0 0 0 : slabdata 216 216 0
> fat_inode_cache 20 20 792 20 4 : tunables 0 0 0 : slabdata 1 1 0
> fat_cache 0 0 40 102 1 : tunables 0 0 0 : slabdata 0 0 0
> fuse_request 0 0 152 26 1 : tunables 0 0 0 : slabdata 0 0 0
> fuse_inode 0 0 832 39 8 : tunables 0 0 0 : slabdata 0 0 0
> btrfs_ordered_extent 703 777 440 37 4 : tunables 0 0 0 : slabdata 21 21 0
> btrfs_extent_map 877975 1151584 144 28 1 : tunables 0 0 0 : slabdata 41128 41128 0
> bio-344 609 609 384 21 2 : tunables 0 0 0 : slabdata 29 29 0
> bio-224 32 32 256 32 2 : tunables 0 0 0 : slabdata 1 1 0
> btrfs_free_space 36441 43329 104 39 1 : tunables 0 0 0 : slabdata 1111 1111 0
> btrfs_inode 53866 82104 1200 27 8 : tunables 0 0 0 : slabdata 3280 3280 0
> scsi_sense_cache 512 512 128 32 1 : tunables 0 0 0 : slabdata 16 16 0
> bio-128 399 504 192 21 1 : tunables 0 0 0 : slabdata 24 24 0
> fsverity_info 0 0 256 32 2 : tunables 0 0 0 : slabdata 0 0 0
> fscrypt_info 0 0 128 32 1 : tunables 0 0 0 : slabdata 0 0 0
> MPTCPv6 0 0 2048 16 8 : tunables 0 0 0 : slabdata 0 0 0
> ip6-frags 220 220 184 22 1 : tunables 0 0 0 : slabdata 10 10 0
> PINGv6 0 0 1216 26 8 : tunables 0 0 0 : slabdata 0 0 0
> RAWv6 182 182 1216 26 8 : tunables 0 0 0 : slabdata 7 7 0
> UDPv6 240 240 1344 24 8 : tunables 0 0 0 : slabdata 10 10 0
> tw_sock_TCPv6 924 924 248 33 2 : tunables 0 0 0 : slabdata 28 28 0
> request_sock_TCPv6 286 286 312 26 2 : tunables 0 0 0 : slabdata 11 11 0
> TCPv6 1005 1092 2432 13 8 : tunables 0 0 0 : slabdata 84 84 0
> mqueue_inode_cache 238 238 960 34 8 : tunables 0 0 0 : slabdata 7 7 0
> kioctx 28 28 576 28 4 : tunables 0 0 0 : slabdata 1 1 0
> userfaultfd_ctx_cache 0 0 192 21 1 : tunables 0 0 0 : slabdata 0 0 0
> dnotify_struct 0 0 32 128 1 : tunables 0 0 0 : slabdata 0 0 0
> pid_namespace 210 210 136 30 1 : tunables 0 0 0 : slabdata 7 7 0
> ip4-frags 20 20 200 20 1 : tunables 0 0 0 : slabdata 1 1 0
> MPTCP 0 0 1920 17 8 : tunables 0 0 0 : slabdata 0 0 0
> request_sock_subflow 0 0 384 21 2 : tunables 0 0 0 : slabdata 0 0 0
> xfrm_dst_cache 12266 26200 320 25 2 : tunables 0 0 0 : slabdata 1048 1048 0
> xfrm_state 0 0 768 21 4 : tunables 0 0 0 : slabdata 0 0 0
> ip_fib_trie 680 680 48 85 1 : tunables 0 0 0 : slabdata 8 8 0
> ip_fib_alias 584 584 56 73 1 : tunables 0 0 0 : slabdata 8 8 0
> PING 586 736 1024 32 8 : tunables 0 0 0 : slabdata 23 23 0
> RAW 32 32 1024 32 8 : tunables 0 0 0 : slabdata 1 1 0
> tw_sock_TCP 1419 1551 248 33 2 : tunables 0 0 0 : slabdata 47 47 0
> request_sock_TCP 702 702 312 26 2 : tunables 0 0 0 : slabdata 27 27 0
> TCP 2103 2450 2240 14 8 : tunables 0 0 0 : slabdata 175 175 0
> hugetlbfs_inode_cache 96 96 664 24 4 : tunables 0 0 0 : slabdata 4 4 0
> dquot 0 0 256 32 2 : tunables 0 0 0 : slabdata 0 0 0
> bio-256 100 100 320 25 2 : tunables 0 0 0 : slabdata 4 4 0
> ep_head 4751 5888 16 256 1 : tunables 0 0 0 : slabdata 23 23 0
> dax_cache 39 39 832 39 8 : tunables 0 0 0 : slabdata 1 1 0
> request_queue_srcu 0 0 1328 24 8 : tunables 0 0 0 : slabdata 0 0 0
> request_queue 245 350 936 35 8 : tunables 0 0 0 : slabdata 10 10 0
> bio-192 992 1024 256 32 2 : tunables 0 0 0 : slabdata 32 32 0
> biovec-max 1146 1312 4096 8 8 : tunables 0 0 0 : slabdata 164 164 0
> biovec-128 320 368 2048 16 8 : tunables 0 0 0 : slabdata 23 23 0
> biovec-64 608 672 1024 32 8 : tunables 0 0 0 : slabdata 21 21 0
> khugepaged_mm_slot 1567 1872 112 36 1 : tunables 0 0 0 : slabdata 52 52 0
> user_namespace 78 78 624 26 4 : tunables 0 0 0 : slabdata 3 3 0
> dmaengine-unmap-256 15 15 2112 15 8 : tunables 0 0 0 : slabdata 1 1 0
> dmaengine-unmap-128 30 30 1088 30 8 : tunables 0 0 0 : slabdata 1 1 0
> sock_inode_cache 3656 5265 832 39 8 : tunables 0 0 0 : slabdata 135 135 0
> skbuff_ext_cache 1582 1638 192 21 1 : tunables 0 0 0 : slabdata 78 78 0
> skbuff_fclone_cache 1184 1184 512 32 4 : tunables 0 0 0 : slabdata 37 37 0
> skbuff_head_cache 976 1376 256 32 2 : tunables 0 0 0 : slabdata 43 43 0
> file_lock_cache 296 296 216 37 2 : tunables 0 0 0 : slabdata 8 8 0
> buffer_head 1131 1287 104 39 1 : tunables 0 0 0 : slabdata 33 33 0
> taskstats 312 312 416 39 4 : tunables 0 0 0 : slabdata 8 8 0
> proc_dir_entry 1596 1596 192 21 1 : tunables 0 0 0 : slabdata 76 76 0
> pde_opener 816 816 40 102 1 : tunables 0 0 0 : slabdata 8 8 0
> proc_inode_cache 4280 4416 712 23 4 : tunables 0 0 0 : slabdata 192 192 0
> seq_file 272 272 120 34 1 : tunables 0 0 0 : slabdata 8 8 0
> sigqueue 561 561 80 51 1 : tunables 0 0 0 : slabdata 11 11 0
> bdev_cache 40 40 1600 20 8 : tunables 0 0 0 : slabdata 2 2 0
> shmem_inode_cache 2064 2100 784 20 4 : tunables 0 0 0 : slabdata 105 105 0
> kernfs_node_cache 38158 38336 128 32 1 : tunables 0 0 0 : slabdata 1198 1198 0
> mnt_cache 2031 2225 320 25 2 : tunables 0 0 0 : slabdata 89 89 0
> filp 48158 50528 256 32 2 : tunables 0 0 0 : slabdata 1579 1579 0
> inode_cache 15387 16475 640 25 4 : tunables 0 0 0 : slabdata 659 659 0
> dentry 90485 134736 192 21 1 : tunables 0 0 0 : slabdata 6416 6416 0
> names_cache 112 112 4096 8 8 : tunables 0 0 0 : slabdata 14 14 0
> net_namespace 49 49 4352 7 8 : tunables 0 0 0 : slabdata 7 7 0
> iint_cache 0 0 120 34 1 : tunables 0 0 0 : slabdata 0 0 0
> lsm_inode_cache 86590 261504 32 128 1 : tunables 0 0 0 : slabdata 2043 2043 0
> lsm_file_cache 48154 50660 24 170 1 : tunables 0 0 0 : slabdata 298 298 0
> uts_namespace 296 296 432 37 4 : tunables 0 0 0 : slabdata 8 8 0
> nsproxy 448 448 72 56 1 : tunables 0 0 0 : slabdata 8 8 0
> vm_area_struct 192175 214500 200 20 1 : tunables 0 0 0 : slabdata 10725 10725 0
> mm_struct 559 600 1088 30 8 : tunables 0 0 0 : slabdata 20 20 0
> files_cache 713 713 704 23 4 : tunables 0 0 0 : slabdata 31 31 0
> signal_cache 697 868 1152 28 8 : tunables 0 0 0 : slabdata 31 31 0
> sighand_cache 551 570 2112 15 8 : tunables 0 0 0 : slabdata 38 38 0
> task_struct 1310 1335 6528 5 8 : tunables 0 0 0 : slabdata 267 267 0
> cred_jar 1490 1533 192 21 1 : tunables 0 0 0 : slabdata 73 73 0
> anon_vma_chain 126776 145984 64 64 1 : tunables 0 0 0 : slabdata 2281 2281 0
> anon_vma 48301 53274 104 39 1 : tunables 0 0 0 : slabdata 1366 1366 0
> pid 5949 8448 128 32 1 : tunables 0 0 0 : slabdata 264 264 0
> Acpi-Operand 1179 1344 72 56 1 : tunables 0 0 0 : slabdata 24 24 0
> Acpi-Parse 730 730 56 73 1 : tunables 0 0 0 : slabdata 10 10 0
> Acpi-State 105379 135762 80 51 1 : tunables 0 0 0 : slabdata 2662 2662 0
> numa_policy 270 270 272 30 2 : tunables 0 0 0 : slabdata 9 9 0
> perf_event 26 26 1232 26 8 : tunables 0 0 0 : slabdata 1 1 0
> trace_event_file 2254 2254 88 46 1 : tunables 0 0 0 : slabdata 49 49 0
> ftrace_event_field 4420 4420 48 85 1 : tunables 0 0 0 : slabdata 52 52 0
> pool_workqueue 12921 18016 256 32 2 : tunables 0 0 0 : slabdata 563 563 0
> radix_tree_node 344499 452312 584 28 4 : tunables 0 0 0 : slabdata 16154 16154 0
> task_group 625 650 640 25 4 : tunables 0 0 0 : slabdata 26 26 0
> vmap_area 10685923 10730176 64 64 1 : tunables 0 0 0 : slabdata 167659 167659 0
> dma-kmalloc-8k 0 0 8192 4 8 : tunables 0 0 0 : slabdata 0 0 0
> dma-kmalloc-4k 0 0 4096 8 8 : tunables 0 0 0 : slabdata 0 0 0
> dma-kmalloc-2k 0 0 2048 16 8 : tunables 0 0 0 : slabdata 0 0 0
> dma-kmalloc-1k 0 0 1024 32 8 : tunables 0 0 0 : slabdata 0 0 0
> dma-kmalloc-512 0 0 512 32 4 : tunables 0 0 0 : slabdata 0 0 0
> dma-kmalloc-256 0 0 256 32 2 : tunables 0 0 0 : slabdata 0 0 0
> dma-kmalloc-192 0 0 192 21 1 : tunables 0 0 0 : slabdata 0 0 0
> dma-kmalloc-128 0 0 128 32 1 : tunables 0 0 0 : slabdata 0 0 0
> dma-kmalloc-96 0 0 96 42 1 : tunables 0 0 0 : slabdata 0 0 0
> dma-kmalloc-64 0 0 64 64 1 : tunables 0 0 0 : slabdata 0 0 0
> dma-kmalloc-32 0 0 32 128 1 : tunables 0 0 0 : slabdata 0 0 0
> dma-kmalloc-16 0 0 16 256 1 : tunables 0 0 0 : slabdata 0 0 0
> dma-kmalloc-8 0 0 8 512 1 : tunables 0 0 0 : slabdata 0 0 0
> kmalloc-rcl-8k 0 0 8192 4 8 : tunables 0 0 0 : slabdata 0 0 0
> kmalloc-rcl-4k 0 0 4096 8 8 : tunables 0 0 0 : slabdata 0 0 0
> kmalloc-rcl-2k 0 0 2048 16 8 : tunables 0 0 0 : slabdata 0 0 0
> kmalloc-rcl-1k 0 0 1024 32 8 : tunables 0 0 0 : slabdata 0 0 0
> kmalloc-rcl-512 0 0 512 32 4 : tunables 0 0 0 : slabdata 0 0 0
> kmalloc-rcl-256 0 0 256 32 2 : tunables 0 0 0 : slabdata 0 0 0
> kmalloc-rcl-192 586 2205 192 21 1 : tunables 0 0 0 : slabdata 105 105 0
> kmalloc-rcl-128 1248 1248 128 32 1 : tunables 0 0 0 : slabdata 39 39 0
> kmalloc-rcl-96 5080 9366 96 42 1 : tunables 0 0 0 : slabdata 223 223 0
> kmalloc-rcl-64 12174 17088 64 64 1 : tunables 0 0 0 : slabdata 267 267 0
> kmalloc-rcl-32 0 0 32 128 1 : tunables 0 0 0 : slabdata 0 0 0
> kmalloc-rcl-16 0 0 16 256 1 : tunables 0 0 0 : slabdata 0 0 0
> kmalloc-rcl-8 0 0 8 512 1 : tunables 0 0 0 : slabdata 0 0 0
> kmalloc-cg-8k 68 68 8192 4 8 : tunables 0 0 0 : slabdata 17 17 0
> kmalloc-cg-4k 455 456 4096 8 8 : tunables 0 0 0 : slabdata 57 57 0
> kmalloc-cg-2k 570 592 2048 16 8 : tunables 0 0 0 : slabdata 37 37 0
> kmalloc-cg-1k 1484 1504 1024 32 8 : tunables 0 0 0 : slabdata 47 47 0
> kmalloc-cg-512 928 928 512 32 4 : tunables 0 0 0 : slabdata 29 29 0
> kmalloc-cg-256 448 448 256 32 2 : tunables 0 0 0 : slabdata 14 14 0
> kmalloc-cg-192 1480 1533 192 21 1 : tunables 0 0 0 : slabdata 73 73 0
> kmalloc-cg-128 896 896 128 32 1 : tunables 0 0 0 : slabdata 28 28 0
> kmalloc-cg-96 336 336 96 42 1 : tunables 0 0 0 : slabdata 8 8 0
> kmalloc-cg-64 1408 1408 64 64 1 : tunables 0 0 0 : slabdata 22 22 0
> kmalloc-cg-32 1280 1280 32 128 1 : tunables 0 0 0 : slabdata 10 10 0
> kmalloc-cg-16 2670 2816 16 256 1 : tunables 0 0 0 : slabdata 11 11 0
> kmalloc-cg-8 4096 4096 8 512 1 : tunables 0 0 0 : slabdata 8 8 0
> kmalloc-8k 223 232 8192 4 8 : tunables 0 0 0 : slabdata 58 58 0
> kmalloc-4k 520 560 4096 8 8 : tunables 0 0 0 : slabdata 70 70 0
> kmalloc-2k 1377 1584 2048 16 8 : tunables 0 0 0 : slabdata 99 99 0
> kmalloc-1k 2537 2624 1024 32 8 : tunables 0 0 0 : slabdata 82 82 0
> kmalloc-512 10960 13408 512 32 4 : tunables 0 0 0 : slabdata 419 419 0
> kmalloc-256 24516 36416 256 32 2 : tunables 0 0 0 : slabdata 1138 1138 0
> kmalloc-192 68138 75348 192 21 1 : tunables 0 0 0 : slabdata 3588 3588 0
> kmalloc-128 2461 2976 128 32 1 : tunables 0 0 0 : slabdata 93 93 0
> kmalloc-96 2272 2688 96 42 1 : tunables 0 0 0 : slabdata 64 64 0
> kmalloc-64 18344 27008 64 64 1 : tunables 0 0 0 : slabdata 422 422 0
> kmalloc-32 11578 30208 32 128 1 : tunables 0 0 0 : slabdata 236 236 0
> kmalloc-16 14610 16896 16 256 1 : tunables 0 0 0 : slabdata 66 66 0
> kmalloc-8 9900 10240 8 512 1 : tunables 0 0 0 : slabdata 20 20 0
> kmem_cache_node 576 576 64 64 1 : tunables 0 0 0 : slabdata 9 9 0
> kmem_cache 352 352 256 32 2 : tunables 0 0 0 : slabdata 11 11 0
>
> # lsmod
> Module Size Used by
> ipt_REJECT 16384 0
> xt_multiport 20480 1
> xt_nat 16384 64
> xt_tcpudp 20480 84
> veth 36864 0
> xt_conntrack 16384 11
> nf_conntrack_netlink 57344 0
> xfrm_user 49152 1
> xfrm_algo 16384 1 xfrm_user
> xt_addrtype 16384 2
> br_netfilter 36864 0
> bridge 319488 1 br_netfilter
> stp 16384 1 bridge
> llc 16384 2 bridge,stp
> wireguard 94208 0
> curve25519_x86_64 36864 1 wireguard
> libchacha20poly1305 16384 1 wireguard
> chacha_x86_64 28672 1 libchacha20poly1305
> poly1305_x86_64 28672 1 libchacha20poly1305
> libcurve25519_generic 49152 2 curve25519_x86_64,wireguard
> libchacha 16384 1 chacha_x86_64
> ip6_udp_tunnel 16384 1 wireguard
> udp_tunnel 24576 1 wireguard
> overlay 155648 14
> xt_MASQUERADE 20480 22
> nft_compat 20480 184
> nft_objref 16384 1
> nf_conntrack_netbios_ns 16384 1
> nf_conntrack_broadcast 16384 1 nf_conntrack_netbios_ns
> nft_fib_inet 16384 1
> nft_fib_ipv4 16384 1 nft_fib_inet
> nft_fib_ipv6 16384 1 nft_fib_inet
> nft_fib 16384 3 nft_fib_ipv6,nft_fib_ipv4,nft_fib_inet
> nft_reject_inet 16384 7
> nf_reject_ipv4 16384 2 nft_reject_inet,ipt_REJECT
> nf_reject_ipv6 24576 1 nft_reject_inet
> nft_reject 16384 1 nft_reject_inet
> nft_ct 24576 39
> nft_chain_nat 16384 34
> nf_nat 57344 3 xt_nat,nft_chain_nat,xt_MASQUERADE
> nf_conntrack 188416 8 xt_conntrack,nf_nat,nft_ct,nf_conntrack_netbios_ns,xt_nat,nf_conntrack_broadcast,nf_conntrack_netlink,xt_MASQUERADE
> nf_defrag_ipv6 24576 1 nf_conntrack
> nf_defrag_ipv4 16384 1 nf_conntrack
> nf_tables 282624 2094 nft_ct,nft_compat,nft_reject_inet,nft_fib_ipv6,nft_objref,nft_fib_ipv4,nft_chain_nat,nft_reject,nft_fib,nft_fib_inet
> nfnetlink 20480 5 nft_compat,nf_conntrack_netlink,nf_tables
> nls_ascii 16384 1
> nls_cp437 20480 1
> vfat 24576 1
> fat 86016 1 vfat
> intel_rapl_msr 20480 0
> intel_rapl_common 28672 1 intel_rapl_msr
> bochs 16384 0
> drm_vram_helper 24576 1 bochs
> drm_ttm_helper 16384 2 bochs,drm_vram_helper
> sg 40960 0
> ttm 94208 2 drm_vram_helper,drm_ttm_helper
> virtio_console 40960 1
> joydev 28672 0
> evdev 28672 2
> virtio_balloon 24576 0
> drm_kms_helper 204800 4 bochs,drm_vram_helper
> serio_raw 20480 0
> pcspkr 16384 0
> qemu_fw_cfg 20480 0
> button 24576 0
> tcp_bbr 20480 2930
> sch_fq 20480 3
> drm 606208 6 drm_kms_helper,bochs,drm_vram_helper,drm_ttm_helper,ttm
> fuse 172032 1
> configfs 57344 1
> ip_tables 36864 0
> x_tables 61440 9 xt_conntrack,nft_compat,xt_multiport,xt_tcpudp,xt_addrtype,xt_nat,ipt_REJECT,ip_tables,xt_MASQUERADE
> autofs4 53248 2
> btrfs 1740800 1
> blake2b_generic 20480 0
> raid10 65536 0
> raid456 180224 0
> async_raid6_recov 24576 1 raid456
> async_memcpy 20480 2 raid456,async_raid6_recov
> async_pq 20480 2 raid456,async_raid6_recov
> async_xor 20480 3 async_pq,raid456,async_raid6_recov
> async_tx 20480 5 async_pq,async_memcpy,async_xor,raid456,async_raid6_recov
> xor 24576 2 async_xor,btrfs
> raid6_pq 122880 4 async_pq,btrfs,raid456,async_raid6_recov
> libcrc32c 16384 5 nf_conntrack,nf_nat,btrfs,nf_tables,raid456
> crc32c_generic 16384 0
> raid1 49152 0
> raid0 24576 0
> multipath 20480 0
> linear 20480 0
> md_mod 192512 6 raid1,raid10,raid0,linear,raid456,multipath
> hid_generic 16384 0
> usbhid 65536 0
> hid 159744 2 usbhid,hid_generic
> sd_mod 65536 4
> t10_pi 16384 1 sd_mod
> crc64_rocksoft_generic 16384 1
> crc64_rocksoft 20480 1 t10_pi
> crc_t10dif 20480 1 t10_pi
> crct10dif_generic 16384 0
> crc64 20480 2 crc64_rocksoft,crc64_rocksoft_generic
> crct10dif_pclmul 16384 1
> crct10dif_common 16384 3 crct10dif_generic,crc_t10dif,crct10dif_pclmul
> crc32_pclmul 16384 0
> crc32c_intel 24576 2
> sr_mod 28672 0
> virtio_net 69632 0
> cdrom 77824 1 sr_mod
> net_failover 24576 1 virtio_net
> virtio_scsi 24576 3
> failover 16384 1 net_failover
> ata_generic 16384 0
> ghash_clmulni_intel 16384 0
> ata_piix 45056 0
> xhci_pci 20480 0
> xhci_hcd 315392 1 xhci_pci
> libata 397312 2 ata_piix,ata_generic
> aesni_intel 393216 0
> crypto_simd 16384 1 aesni_intel
> usbcore 344064 3 xhci_hcd,usbhid,xhci_pci
> cryptd 28672 2 crypto_simd,ghash_clmulni_intel
> psmouse 184320 0
> virtio_pci 24576 0
> scsi_mod 282624 5 virtio_scsi,sd_mod,libata,sg,sr_mod
> virtio_pci_legacy_dev 16384 1 virtio_pci
> virtio_pci_modern_dev 20480 1 virtio_pci
> usb_common 16384 2 xhci_hcd,usbcore
> virtio 20480 5 virtio_console,virtio_balloon,virtio_scsi,virtio_pci,virtio_net
> virtio_ring 45056 5 virtio_console,virtio_balloon,virtio_scsi,virtio_pci,virtio_net
> i2c_piix4 28672 0
> scsi_common 16384 4 scsi_mod,libata,sg,sr_mod
> floppy 86016 0
> z3fold 32768 1
> zstd 16384 16
> zstd_compress 311296 2 btrfs,zstd
>
> # cat /etc/fstab
>
> # /dev/sda1
> UUID=xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx / btrfs rw,noatime,compress=zstd:3,ssd,space_cache=v2,subvolid=256,subvol=/@root 0 0
>
> # /boot/efi
> UUID=xxxx-xxxx /boot/efi vfat umask=0077 0 1
> /dev/sr0 /media/cdrom0 udf,iso9660 user,noauto 0 0
>
> # swap
> UUID=xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx none swap defaults 0 0
Can you please test recent kernel from Debian testing or ideally
unstable (6.1.12-1) and see if the issue persist?
Regards,
Salvatore
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