0.15.06-2 against 6.2.0-1006-kvm also eats memory, but sometimes adds: 13:06:48.136501 AppArmor DFA next/check upper bounds error 13:06:48.204486 AppArmor DFA next/check upper bounds error 13:06:48.228502 AppArmor DFA next/check upper bounds error 13:06:48.476002 AppArmor DFA state with invalid match flags 13:06:48.476068 BUG: kernel NULL pointer dereference, address: 0000000000000030 13:06:48.476526 #PF: supervisor read access in kernel mode 13:06:48.485451 #PF: error_code(0x0000) - not-present page 13:06:48.485583 PGD 0 P4D 0 13:06:48.485653 Oops: 0000 [#1] SMP NOPTI 13:06:48.485696 CPU: 3 PID: 16589 Comm: stress-ng-appar Not tainted 6.2.0-1006-kvm #6-Ubuntu 13:06:48.485729 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 0.0.0 02/06/2015 13:06:48.485757 RIP: 0010:0xffffffffb55599e8 13:06:48.485788 Code: b6 48 89 4d d0 0f 42 d8 e8 15 4b e6 ff 85 c0 74 19 4c 63 e0 48 83 c4 18 4c 89 e0 5b 41 5c 41 5d 41 5e 41 5f 5d e9 1c a8 59 00 <4d> 8b 55 30 49 8d 82 a0 00 00 00 4c 89 55 c0 48 89 c7 48 89 45 c8 13:06:48.485814 RSP: 0018:ffffb23b01037c70 EFLAGS: 00010246 13:06:48.485848 RAX: 0000000000000000 RBX: 00000000000041ed RCX: 0000000000000000 13:06:48.485867 RDX: 0000000000033090 RSI: ffffffffb6e6bca8 RDI: 0000000000000000 13:06:48.485898 RBP: ffffb23b01037cb0 R08: 0000000000000000 R09: 0000000000000000 13:06:48.485947 R10: ffffffffb53a8f4b R11: 0000000000000246 R12: ffffffffb5f00026 13:06:48.485981 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 13:06:48.486006 FS: 00007fb551056740(0000) GS:ffff9e3177cc0000(0000) knlGS:0000000000000000 13:06:48.486033 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 13:06:48.486051 CR2: 0000000000000030 CR3: 0000000103c86000 CR4: 0000000000350ee0 13:06:48.486076 Call Trace: 13:06:48.486102 <TASK> 13:06:48.486126 0xffffffffb555e326 13:06:48.486156 0xffffffffb556b7cb 13:06:48.486169 0xffffffffb555bf9f 13:06:48.486193 0xffffffffb555c0e9 13:06:48.486226 0xffffffffb53832fa 13:06:48.486251 ? 0xffffffffb51f8bd0 13:06:48.486271 0xffffffffb53837d2 13:06:48.486295 0xffffffffb5383878 13:06:48.486320 0xffffffffb5addf37 13:06:48.486351 ? 0xffffffffb5ae24f5 13:06:48.486370 ? 0xffffffffb5addf43 13:06:48.486401 ? 0xffffffffb5ae25b1 13:06:48.486427 ? 0xffffffffb5ae1c3f 13:06:48.486446 0xffffffffb5c000ae 13:06:48.486465 RIP: 0033:0x00007fb550d069e4 13:06:48.486490 Code: 15 39 a4 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 80 3d fd 2b 0f 00 00 74 13 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 54 c3 0f 1f 00 48 83 ec 28 48 89 54 24 18 48 13:06:48.486508 RSP: 002b:00007ffe81ae16a8 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 13:06:48.486532 RAX: ffffffffffffffda RBX: 0000556e11d97fc0 RCX: 00007fb550d069e4 13:06:48.486564 RDX: 0000000000010d92 RSI: 0000556e11d9a890 RDI: 0000000000000005 13:06:48.486589 RBP: 0000000000010d92 R08: 0000556e11dc7510 R09: 00000000ffffffff 13:06:48.486608 R10: 0000000000000000 R11: 0000000000000202 R12: 0000556e11d9a890 13:06:48.486633 R13: 0000000000000005 R14: 0000000000000000 R15: 00007fb54f37e000 13:06:48.486657 </TASK> 13:06:48.486676 Modules linked in: ip6t_REJECT nf_reject_ipv6 nft_limit nft_chain_nat nf_nat xt_owner xt_hashlimit xt_tcpudp ipt_REJECT nf_reject_ipv4 xt_conntrack xt_LOG nf_log_syslog xt_limit xt_comment nft_compat nf_tables nls_iso8859_1 nls_cp437 vfat fat fuse configfs ip_tables x_tables btrfs blake2b_generic xor lzo_compress raid6_pq efivarfs nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 libcrc32c polyval_clmulni polyval_generic gf128mul ahci libahci 13:06:48.486699 CR2: 0000000000000030 13:06:48.486712 ---[ end trace 0000000000000000 ]--- 13:06:48.486734 RIP: 0010:0xffffffffb55599e8 13:06:48.486753 Code: b6 48 89 4d d0 0f 42 d8 e8 15 4b e6 ff 85 c0 74 19 4c 63 e0 48 83 c4 18 4c 89 e0 5b 41 5c 41 5d 41 5e 41 5f 5d e9 1c a8 59 00 <4d> 8b 55 30 49 8d 82 a0 00 00 00 4c 89 55 c0 48 89 c7 48 89 45 c8 13:06:48.486773 RSP: 0018:ffffb23b01037c70 EFLAGS: 00010246 13:06:48.486792 RAX: 0000000000000000 RBX: 00000000000041ed RCX: 0000000000000000 13:06:48.486811 RDX: 0000000000033090 RSI: ffffffffb6e6bca8 RDI: 0000000000000000 13:06:48.486823 RBP: ffffb23b01037cb0 R08: 0000000000000000 R09: 0000000000000000 13:06:48.486834 R10: ffffffffb53a8f4b R11: 0000000000000246 R12: ffffffffb5f00026 13:06:48.486852 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 13:06:48.486870 FS: 00007fb551056740(0000) GS:ffff9e3177cc0000(0000) knlGS:0000000000000000 13:06:48.486889 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 13:06:48.486902 CR2: 0000000000000030 CR3: 0000000103c86000 CR4: 0000000000350ee0 13:06:48.486920 note: stress-ng-appar[16589] exited with irqs disabled
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/2024599 Title: linux-image-5.15.0-1032-realtime locks up under scheduler test load Status in linux package in Ubuntu: Incomplete Status in linux source package in Jammy: Incomplete Bug description: lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 22.04.2 LTS Release: 22.04 Codename: jammy uname -a Linux jammie-amd64-efi 5.15.0-1032-realtime #35-Ubuntu SMP PREEMPT_RT Tue Jan 24 11:45:03 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux free total used free shared buff/cache available Mem: 4013888 200984 3439012 1204 373892 3744628 Swap: 4014076 0 4014076 Running in a kvm-qemu, 8 cpus, cpu Intel Core Processor (Skylake, IBRS): how to reproduce issue: git clone https://github.com/ColinIanKing/stress-ng sudo apt-get update sudo apt-get build-dep stress-ng sudo apt-get install libeigen3-dev libmpfr-dev libkmod-dev libxxhash-dev libglvnd-dev libgbm-dev cd stress-ng make clean make -j 8 sudo ./stress-ng --class scheduler --all 1 -v --vmstat 1 -t 30m ..wait for all the stressors to get invoked, system becomes unresponsive, can't ^C stress-ng, can't swap consoles on the VM, appears to be hard locked. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2024599/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
