Tested with the latest mainline kernel 5.17.0-051700rc8, this issue still exist on node vought.
Mar 14 10:18:25 vought stress-ng: system: 'vought' Linux 5.17.0-051700rc8-generic #202203132130 SMP PREEMPT Sun Mar 13 21:33:37 UTC 2022 x86_64 Mar 14 10:18:25 vought stress-ng: memory (MB): total 359930.86, free 354661.62, shared 2.78, buffer 244.86, swap 9215.99, free swap 9214.57 Mar 14 10:18:25 vought stress-ng: info: [223826] setting to a 5 second run per stressor Mar 14 10:18:25 vought stress-ng: info: [223826] dispatching hogs: 4 unshare Mar 14 10:18:25 vought kernel: [ 833.522791] BUG: unable to handle page fault for address: 0000000000001cc8 Mar 14 10:18:25 vought kernel: [ 833.522881] #PF: supervisor read access in kernel mode Mar 14 10:18:25 vought kernel: [ 833.522930] #PF: error_code(0x0000) - not-present page Mar 14 10:18:25 vought kernel: [ 833.522980] PGD 0 P4D 0 Mar 14 10:18:25 vought kernel: [ 833.523012] Oops: 0000 [#1] PREEMPT SMP NOPTI Mar 14 10:18:25 vought kernel: [ 833.523059] CPU: 31 PID: 224777 Comm: stress-ng Not tainted 5.17.0-051700rc8-generic #202203132130 Mar 14 10:18:25 vought kernel: [ 833.523143] Hardware name: Intel Corporation S2600WFD/S2600WFD, BIOS SE5C620.86B.0D.01.0395.022720191340 02/27/2019 Mar 14 10:18:25 vought kernel: [ 833.523234] RIP: 0010:__next_zones_zonelist+0x6/0x50 Mar 14 10:18:25 vought kernel: [ 833.523304] Code: d0 0f 4e d0 3d ff 03 00 00 7f 0d 48 63 d2 5d 48 8b 04 d5 a0 04 25 95 c3 31 c0 5d c3 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 55 <8b> 4f 08 48 89 f8 48 89 e5 48 85 d2 75 10 eb 1d 48 63 49 50 48 0f Mar 14 10:18:25 vought kernel: [ 833.523466] RSP: 0018:ffffc100351b3b10 EFLAGS: 00010286 Mar 14 10:18:25 vought kernel: [ 833.523518] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 Mar 14 10:18:25 vought kernel: [ 833.523584] RDX: ffffa00d6a05ce00 RSI: 0000000000000002 RDI: 0000000000001cc0 Mar 14 10:18:25 vought kernel: [ 833.523649] RBP: ffffc100351b3b78 R08: 0000000000000000 R09: 0000000000000000 Mar 14 10:18:25 vought kernel: [ 833.523714] R10: 0000000000000002 R11: fffffffffffffffc R12: 0000000000052cc0 Mar 14 10:18:25 vought kernel: [ 833.523778] R13: 0000000000000002 R14: 0000000000000001 R15: 0000000000152cc0 Mar 14 10:18:25 vought kernel: [ 833.523843] FS: 00007f6d7078cb80(0000) GS:ffffa0394cbc0000(0000) knlGS:0000000000000000 Mar 14 10:18:25 vought kernel: [ 833.523917] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Mar 14 10:18:25 vought kernel: [ 833.523971] CR2: 0000000000001cc8 CR3: 000000bd7cd4e006 CR4: 00000000007706e0 Mar 14 10:18:25 vought kernel: [ 833.524036] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 Mar 14 10:18:25 vought kernel: [ 833.524100] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Mar 14 10:18:25 vought kernel: [ 833.524164] PKRU: 55555554 Mar 14 10:18:25 vought kernel: [ 833.524192] Call Trace: Mar 14 10:18:25 vought kernel: [ 833.524221] <TASK> Mar 14 10:18:25 vought kernel: [ 833.524250] ? __alloc_pages+0x304/0x340 Mar 14 10:18:25 vought kernel: [ 833.524308] kmalloc_large_node+0x45/0xa0 Mar 14 10:18:25 vought kernel: [ 833.524358] ? krc_this_cpu_lock+0x36/0x40 Mar 14 10:18:25 vought kernel: [ 833.524408] __kmalloc_node+0x2f8/0x3e0 Mar 14 10:18:25 vought kernel: [ 833.524452] kvmalloc_node+0x4e/0x90 Mar 14 10:18:25 vought kernel: [ 833.524494] expand_one_shrinker_info+0x82/0x180 Mar 14 10:18:25 vought kernel: [ 833.524545] prealloc_shrinker+0x172/0x1d0 Mar 14 10:18:25 vought kernel: [ 833.524588] alloc_super+0x2b3/0x340 Mar 14 10:18:25 vought kernel: [ 833.524633] ? __fput_sync+0x30/0x30 Mar 14 10:18:25 vought kernel: [ 833.524674] sget_fc+0x6f/0x2e0 Mar 14 10:18:25 vought kernel: [ 833.524706] ? kill_litter_super+0x50/0x50 Mar 14 10:18:25 vought kernel: [ 833.526339] ? mqueue_get_tree+0x20/0x20 Mar 14 10:18:25 vought kernel: [ 833.527918] get_tree_keyed+0x34/0xd0 Mar 14 10:18:25 vought kernel: [ 833.529467] mqueue_get_tree+0x1c/0x20 Mar 14 10:18:25 vought kernel: [ 833.531375] vfs_get_tree+0x27/0xc0 Mar 14 10:18:25 vought kernel: [ 833.533453] fc_mount+0x13/0x50 Mar 14 10:18:25 vought kernel: [ 833.535499] mq_init_ns+0x10a/0x1b0 Mar 14 10:18:25 vought kernel: [ 833.537491] copy_ipcs+0x130/0x230 Mar 14 10:18:25 vought kernel: [ 833.539497] create_new_namespaces+0xa6/0x2e0 Mar 14 10:18:25 vought kernel: [ 833.541416] unshare_nsproxy_namespaces+0x5a/0xb0 Mar 14 10:18:25 vought kernel: [ 833.542729] ksys_unshare+0x19f/0x380 Mar 14 10:18:25 vought kernel: [ 833.544063] __x64_sys_unshare+0x12/0x20 Mar 14 10:18:25 vought kernel: [ 833.545421] do_syscall_64+0x59/0xc0 Mar 14 10:18:25 vought kernel: [ 833.546800] ? do_syscall_64+0x69/0xc0 Mar 14 10:18:25 vought kernel: [ 833.548145] ? asm_exc_page_fault+0x8/0x30 Mar 14 10:18:25 vought kernel: [ 833.549446] entry_SYSCALL_64_after_hwframe+0x44/0xae Mar 14 10:18:25 vought kernel: [ 833.550789] RIP: 0033:0x7f6d708c1fcb Mar 14 10:18:25 vought kernel: [ 833.551835] Code: 73 01 c3 48 8b 0d 65 1e 0f 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 10 01 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 35 1e 0f 00 f7 d8 64 89 01 48 Mar 14 10:18:25 vought kernel: [ 833.553742] RSP: 002b:00007fff46befd18 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 Mar 14 10:18:25 vought kernel: [ 833.554710] RAX: ffffffffffffffda RBX: 00007fff46befec0 RCX: 00007f6d708c1fcb Mar 14 10:18:25 vought kernel: [ 833.555637] RDX: 000055fdfbcad562 RSI: 0000000008000000 RDI: 0000000008000000 Mar 14 10:18:25 vought kernel: [ 833.556526] RBP: 00007fff46befd70 R08: 000055fdfbc8690e R09: 00007f6d7078cb80 Mar 14 10:18:25 vought kernel: [ 833.557415] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fdfbcad562 Mar 14 10:18:25 vought kernel: [ 833.558287] R13: 00007fff46befec0 R14: 0000000000036dd3 R15: 000055fdfbc9cf35 Mar 14 10:18:25 vought kernel: [ 833.559149] </TASK> Mar 14 10:18:25 vought kernel: [ 833.560001] Modules linked in: unix_diag tls binfmt_misc uhid userio hci_vhci bluetooth ecdh_generic ecc vhost_net tap vhost_vsock vmw_vsock_virtio_transport_common vhost vhost_iotlb vsock dccp_ipv4 dccp atm wp512 streebog_generic sm3_generic sha3_generic rmd160 poly1305_generic poly1305_x86_64 nhpoly1305_avx2 nhpoly1305_sse2 nhpoly1305 libpoly1305 michael_mic md4 cmac ccm algif_rng twofish_generic twofish_avx_x86_64 twofish_x86_64_3way twofish_x86_64 twofish_common sm4_generic sm4_aesni_avx2_x86_64 sm4_aesni_avx_x86_64 libsm4 serpent_avx2 serpent_avx_x86_64 serpent_sse2_x86_64 serpent_generic fcrypt des3_ede_x86_64 des_generic libdes cast6_avx_x86_64 cast6_generic cast5_avx_x86_64 cast5_generic cast_common camellia_generic camellia_aesni_avx2 camellia_aesni_avx_x86_64 camellia_x86_64 blowfish_generic blowfish_x86_64 blowfish_common algif_skcipher algif_hash aegis128 aegis128_aesni algif_aead af_alg nls_iso8859_1 dm_multipath scsi_dh_rdac scsi_dh_emc scsi_dh_alua kmem device_dax Mar 14 10:18:25 vought kernel: [ 833.560091] intel_rapl_msr intel_rapl_common isst_if_common nd_pmem dax_pmem nd_btt skx_edac ipmi_ssif x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irdma rapl ice intel_cstate ib_uverbs efi_pstore ib_core joydev input_leds mei_me ioatdma mei dca intel_pch_thermal acpi_ipmi ipmi_si nfit mac_hid sch_fq_codel ipmi_devintf ipmi_msghandler msr ip_tables x_tables autofs4 btrfs blake2b_generic zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor raid6_pq libcrc32c raid1 raid0 multipath linear hid_generic usbhid hid ast i2c_algo_bit drm_vram_helper drm_ttm_helper ttm drm_kms_helper crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel crypto_simd syscopyarea cryptd sysfillrect sysimgblt fb_sys_fops cec rc_core i40e ahci xhci_pci i2c_i801 drm i2c_smbus libahci lpc_ich wmi xhci_pci_renesas Mar 14 10:18:25 vought kernel: [ 833.577758] CR2: 0000000000001cc8 Mar 14 10:18:25 vought kernel: [ 833.579178] ---[ end trace 0000000000000000 ]--- -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1959215 Title: unshare test in ubuntu_stress_smoke_tests triggers "BUG: unable to handle page fault for address: 0000000000001cc8" on Impish with node vought To manage notifications about this bug go to: https://bugs.launchpad.net/stress-ng/+bug/1959215/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
