Message-Id: <A512FD59-63DF-48D3-BCB3-83DF8505E7E0@gmail.com>
Date: Sun, 25 Aug 2024 07:55:36 +0200
From: Piotr Oniszczuk <piotr.oniszczuk@...il.com>
To: Nhat Pham <nphamcs@...il.com>
Cc: Matthew Wilcox <willy@...radead.org>,
 Linux regressions mailing list <regressions@...ts.linux.dev>,
 LKML <linux-kernel@...r.kernel.org>,
 Johannes Weiner <hannes@...xchg.org>,
 Yosry Ahmed <yosryahmed@...gle.com>,
 Linux-MM <linux-mm@...ck.org>
Subject: Re: [regression] oops on heavy compilations ("kernel BUG at
 mm/zswap.c:1005!" and "Oops: invalid opcode: 0000")



> Wiadomość napisana przez Nhat Pham <nphamcs@...il.com> w dniu 23.08.2024, o godz. 18:16:
> 
> 
> Have you tried with 6.9 yet? IIRC, there are two major changes to
> zswap architecture in recent versions.
> 
> 1. In 6.9, we range-partition zswap's rbtrees to reduce lock contention.
> 

Ok - after 32h of continuous compilation also on 6.9.12 I got series of oops (see below).

[68616.350398] watchdog: BUG: soft lockup - CPU#4 stuck for 596s! [kcompactd0:176]
[68616.350401] Modules linked in: tls rpcsec_gss_krb5 nfsv4 dns_resolver nfs netfs rpcrdma rdma_cm iw_cm ib_cm ib_core br_netfilter iptable_filter xt_physdev tun bridge stp llc ext4 crc16 mbcache jbd2 amd_atl intel_rapl_msr intel_rapl_common edac_mce_amd kvm_amd cfg80211 rfkill kvm crct10dif_pclmul crc32_pclmul polyval_clmulni polyval_generic gf128mul ghash_clmulni_intel sha512_ssse3 sha256_ssse3 sha1_ssse3 r8169 aesni_intel crypto_simd cryptd realtek mdio_devres sp5100_tco wmi_bmof k10temp libphy ccp pcspkr rapl i2c_piix4 acpi_cpufreq zenpower ryzen_smu gpio_amdpt gpio_generic mac_hid nfsd auth_rpcgss nfs_acl lockd grace nct6775 nct6775_core hwmon_vid sunrpc sg crypto_user fuse dm_mod loop nfnetlink bpf_preload ip_tables x_tables xfs libcrc32c crc32c_generic drm_ttm_helper ttm video gpu_sched i2c_algo_bit drm_gpuvm drm_exec mxm_wmi nvme drm_display_helper crc32c_intel xhci_pci nvme_core cec xhci_pci_renesas wmi virtio_net net_failover failover virtio_blk virtio_pci virtio_pci_legacy_dev virtio_pci_modern_dev
[68616.350434]  [last unloaded: nouveau]
[68616.350448] CPU: 4 PID: 176 Comm: kcompactd0 Tainted: G      D W    L     6.9.12-12 #1 e59bce453550af16b12fd25785f4d449e921764e
[68616.350451] Hardware name: To Be Filled By O.E.M. B450M Pro4-F R2.0/B450M Pro4-F R2.0, BIOS P10.08 01/19/2024
[68616.350454] RIP: 0010:native_queued_spin_lock_slowpath+0x6e/0x2e0
[68616.350457] Code: 77 7f f0 0f ba 2b 08 0f 92 c2 8b 03 0f b6 d2 c1 e2 08 30 e4 09 d0 3d ff 00 00 00 77 5b 85 c0 74 10 0f b6 03 84 c0 74 09 f3 90 <0f> b6 03 84 c0 75 f7 b8 01 00 00 00 66 89 03 65 48 ff 05 f3 66 02
[68616.350461] RSP: 0018:ffffb268806db858 EFLAGS: 00000202
[68616.350463] RAX: 0000000000000001 RBX: fffffbc30722d4e8 RCX: 0000000000000867
[68616.350465] RDX: 0000000000000000 RSI: 0000000000000001 RDI: fffffbc30722d4e8
[68616.350467] RBP: 00007f6af88b3000 R08: 0000008000000000 R09: 0200000000000080
[68616.350469] R10: 0000000000000000 R11: ffffb268806db9e0 R12: ffff9388c7f63700
[68616.350471] R13: ffff938815651b00 R14: 0000000000000001 R15: ffffff8000000000
[68616.350473] FS:  0000000000000000(0000) GS:ffff938b2e800000(0000) knlGS:0000000000000000
[68616.350475] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[68616.350477] CR2: 000055c339a59150 CR3: 00000002c2c20000 CR4: 0000000000350ef0
[68616.350479] Call Trace:
[68616.350480]  <IRQ>
[68616.350481]  ? watchdog_timer_fn+0x1dd/0x260
[68616.350484]  ? __pfx_watchdog_timer_fn+0x10/0x10
[68616.350487]  ? __hrtimer_run_queues+0x10f/0x2a0
[68616.350490]  ? hrtimer_interrupt+0xfa/0x230
[68616.350492]  ? __sysvec_apic_timer_interrupt+0x55/0x150
[68616.350494]  ? sysvec_apic_timer_interrupt+0x6c/0x90
[68616.350497]  </IRQ>
[68616.350498]  <TASK>
[68616.350500]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[68616.350503]  ? native_queued_spin_lock_slowpath+0x6e/0x2e0
[68616.350506]  _raw_spin_lock+0x29/0x30
[68616.350509]  page_vma_mapped_walk+0x6a2/0x950
[68616.350511]  try_to_migrate_one+0x174/0xbf0
[68616.350515]  rmap_walk_anon+0xb6/0x190
[68616.350518]  try_to_migrate+0xf9/0x110
[68616.350520]  ? __pfx_try_to_migrate_one+0x10/0x10
[68616.350523]  ? __pfx_folio_not_mapped+0x10/0x10
[68616.350526]  ? __pfx_folio_lock_anon_vma_read+0x10/0x10
[68616.350528]  ? __pfx_invalid_migration_vma+0x10/0x10
[68616.350531]  migrate_pages_batch+0x545/0xb80
[68616.350534]  ? __pfx_compaction_free+0x10/0x10
[68616.350536]  ? __pfx_compaction_alloc+0x10/0x10
[68616.350540]  ? __pfx_remove_migration_pte+0x10/0x10
[68616.350542]  migrate_pages+0xada/0xd90
[68616.350545]  ? __pfx_compaction_alloc+0x10/0x10
[68616.350548]  ? __pfx_compaction_free+0x10/0x10
[68616.350551]  ? folio_add_lru+0x5f/0xb0
[68616.350553]  compact_zone+0x9e8/0x10c0
[68616.350556]  ? sched_clock_cpu+0xf/0x190
[68616.350559]  ? raw_spin_rq_lock_nested+0x1c/0x80
[68616.350561]  ? psi_group_change+0x213/0x3c0
[68616.350564]  compact_node+0xb7/0x130
[68616.350568]  kcompactd+0x355/0x430
[68616.350571]  ? __pfx_autoremove_wake_function+0x10/0x10
[68616.350573]  ? __pfx_kcompactd+0x10/0x10
[68616.350576]  kthread+0xcf/0x100
[68616.350578]  ? __pfx_kthread+0x10/0x10
[68616.350580]  ret_from_fork+0x31/0x50
[68616.350583]  ? __pfx_kthread+0x10/0x10
[68616.350585]  ret_from_fork_asm+0x1a/0x30
[68616.350588]  </TASK>
[68620.214362] watchdog: BUG: soft lockup - CPU#0 stuck for 663s! [cc1plus:2979523]
[68620.214367] Modules linked in: tls rpcsec_gss_krb5 nfsv4 dns_resolver nfs netfs rpcrdma rdma_cm iw_cm ib_cm ib_core br_netfilter iptable_filter xt_physdev tun bridge stp llc ext4 crc16 mbcache jbd2 amd_atl intel_rapl_msr intel_rapl_common edac_mce_amd kvm_amd cfg80211 rfkill kvm crct10dif_pclmul crc32_pclmul polyval_clmulni polyval_generic gf128mul ghash_clmulni_intel sha512_ssse3 sha256_ssse3 sha1_ssse3 r8169 aesni_intel crypto_simd cryptd realtek mdio_devres sp5100_tco wmi_bmof k10temp libphy ccp pcspkr rapl i2c_piix4 acpi_cpufreq zenpower ryzen_smu gpio_amdpt gpio_generic mac_hid nfsd auth_rpcgss nfs_acl lockd grace nct6775 nct6775_core hwmon_vid sunrpc sg crypto_user fuse dm_mod loop nfnetlink bpf_preload ip_tables x_tables xfs libcrc32c crc32c_generic drm_ttm_helper ttm video gpu_sched i2c_algo_bit drm_gpuvm drm_exec mxm_wmi nvme drm_display_helper crc32c_intel xhci_pci nvme_core cec xhci_pci_renesas wmi virtio_net net_failover failover virtio_blk virtio_pci virtio_pci_legacy_dev virtio_pci_modern_dev
[68620.214402]  [last unloaded: nouveau]
[68620.214416] CPU: 0 PID: 2979523 Comm: cc1plus Tainted: G      D W    L     6.9.12-12 #1 e59bce453550af16b12fd25785f4d449e921764e
[68620.214420] Hardware name: To Be Filled By O.E.M. B450M Pro4-F R2.0/B450M Pro4-F R2.0, BIOS P10.08 01/19/2024
[68620.214422] RIP: 0010:native_queued_spin_lock_slowpath+0x21f/0x2e0
[68620.214426] Code: c5 01 41 c1 e4 10 41 c1 e5 12 45 09 ec 44 89 e0 c1 e8 10 66 87 43 02 89 c2 c1 e2 10 81 fa ff ff 00 00 77 5e 31 d2 eb 02 f3 90 <8b> 03 66 85 c0 75 f7 44 39 e0 0f 84 8e 00 00 00 c6 03 01 48 85 d2
[68620.214430] RSP: 0000:ffffb2688397fbe0 EFLAGS: 00000202
[68620.214432] RAX: 00000000000c0101 RBX: ffff9388140cf738 RCX: 0000000000000008
[68620.214434] RDX: 0000000000000000 RSI: 0000000000000101 RDI: ffff9388140cf738
[68620.214436] RBP: ffff938b2e6373c0 R08: ffff938b2e6310c0 R09: 000000000000000a
[68620.214438] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000040000
[68620.214440] R13: 0000000000040000 R14: ffff9388140cf738 R15: ffff9388140cf730
[68620.214442] FS:  00007fc78bf83f00(0000) GS:ffff938b2e600000(0000) knlGS:0000000000000000
[68620.214445] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[68620.214447] CR2: 00007fc75b53f264 CR3: 00000001797f4000 CR4: 0000000000350ef0
[68620.214449] Call Trace:
[68620.214450]  <IRQ>
[68620.214451]  ? watchdog_timer_fn+0x1dd/0x260
[68620.214454]  ? __pfx_watchdog_timer_fn+0x10/0x10
[68620.214457]  ? __hrtimer_run_queues+0x10f/0x2a0
[68620.214460]  ? hrtimer_interrupt+0xfa/0x230
[68620.214462]  ? __sysvec_apic_timer_interrupt+0x55/0x150
[68620.214465]  ? sysvec_apic_timer_interrupt+0x6c/0x90
[68620.214468]  </IRQ>
[68620.214469]  <TASK>
[68620.214470]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[68620.214474]  ? native_queued_spin_lock_slowpath+0x21f/0x2e0
[68620.214477]  _raw_spin_lock+0x29/0x30
[68620.214479]  zswap_load+0x6a/0x160
[68620.214482]  swap_read_folio+0x64/0x450
[68620.214484]  swapin_readahead+0x1ea/0x4e0
[68620.214487]  do_swap_page+0x403/0xd20
[68620.214490]  ? shmem_file_write_iter+0x5e/0x90
[68620.214492]  ? __pte_offset_map+0x1b/0x180
[68620.214494]  __handle_mm_fault+0x868/0xdd0
[68620.214498]  handle_mm_fault+0x18d/0x320
[68620.214500]  do_user_addr_fault+0x175/0x6b0
[68620.214503]  exc_page_fault+0x7e/0x180
[68620.214505]  asm_exc_page_fault+0x26/0x30
[68620.214508] RIP: 0033:0x330a353
[68620.214512] Code: e2 03 48 01 d0 48 8b 00 48 89 45 e8 48 83 7d e8 00 0f 84 11 01 00 00 48 83 7d e8 ff 75 08 8b 45 fc 89 45 f8 eb 42 48 8b 45 e8 <8b> 40 0c 39 45 84 75 36 48 8b 45 e8 8b 40 08 48 8b 55 88 39 d0 75
[68620.214515] RSP: 002b:00007ffc42ae0390 EFLAGS: 00010217
[68620.214517] RAX: 00007fc75b53f258 RBX: 00000000000003e9 RCX: 00000000f9107c14
[68620.214519] RDX: 000000000003e0a0 RSI: 00007ffc42ae04f1 RDI: 0000000027ef6180
[68620.214521] RBP: 00007ffc42ae0410 R08: 0000000000000000 R09: 0000000000000000
[68620.214523] R10: 00007fc78c106ac0 R11: 00007fc78c1073c0 R12: 0000000000000000
[68620.214525] R13: 00007ffc42ae1030 R14: 00007fc78c66f000 R15: 0000000003df8e50
[68620.214528]  </TASK>
[68632.363664] watchdog: BUG: soft lockup - CPU#8 stuck for 648s! [cc1plus:2982130]
[68632.363668] Modules linked in: tls rpcsec_gss_krb5 nfsv4 dns_resolver nfs netfs rpcrdma rdma_cm iw_cm ib_cm ib_core br_netfilter iptable_filter xt_physdev tun bridge stp llc ext4 crc16 mbcache jbd2 amd_atl intel_rapl_msr intel_rapl_common edac_mce_amd kvm_amd cfg80211 rfkill kvm crct10dif_pclmul crc32_pclmul polyval_clmulni polyval_generic gf128mul ghash_clmulni_intel sha512_ssse3 sha256_ssse3 sha1_ssse3 r8169 aesni_intel crypto_simd cryptd realtek mdio_devres sp5100_tco wmi_bmof k10temp libphy ccp pcspkr rapl i2c_piix4 acpi_cpufreq zenpower ryzen_smu gpio_amdpt gpio_generic mac_hid nfsd auth_rpcgss nfs_acl lockd grace nct6775 nct6775_core hwmon_vid sunrpc sg crypto_user fuse dm_mod loop nfnetlink bpf_preload ip_tables x_tables xfs libcrc32c crc32c_generic drm_ttm_helper ttm video gpu_sched i2c_algo_bit drm_gpuvm drm_exec mxm_wmi nvme drm_display_helper crc32c_intel xhci_pci nvme_core cec xhci_pci_renesas wmi virtio_net net_failover failover virtio_blk virtio_pci virtio_pci_legacy_dev virtio_pci_modern_dev
[68632.363704]  [last unloaded: nouveau]
[68632.363719] CPU: 8 PID: 2982130 Comm: cc1plus Tainted: G      D W    L     6.9.12-12 #1 e59bce453550af16b12fd25785f4d449e921764e
[68632.363722] Hardware name: To Be Filled By O.E.M. B450M Pro4-F R2.0/B450M Pro4-F R2.0, BIOS P10.08 01/19/2024
[68632.363724] RIP: 0010:native_queued_spin_lock_slowpath+0x2a1/0x2e0
[68632.363728] Code: c1 ea 12 83 e0 03 83 ea 01 48 c1 e0 05 48 63 d2 48 05 c0 73 03 00 48 03 04 d5 40 32 91 aa 48 89 28 8b 45 08 85 c0 75 09 f3 90 <8b> 45 08 85 c0 74 f7 48 8b 55 00 48 85 d2 0f 84 6a ff ff ff 0f 0d
[68632.363732] RSP: 0000:ffffb26885e1f450 EFLAGS: 00000246
[68632.363734] RAX: 0000000000000000 RBX: ffff9388140cf738 RCX: fffffbc30f2ad340
[68632.363736] RDX: 0000000000000014 RSI: 0000000000540101 RDI: ffff9388140cf738
[68632.363738] RBP: ffff938b2ea373c0 R08: ffff93876cc2aaa0 R09: 0008c8130ae03aa0
[68632.363740] R10: 020f0008c8130ae0 R11: 0000000000501000 R12: 0000000000240000
[68632.363741] R13: 0000000000240000 R14: 03ffffffffffffff R15: 00000000000005fa
[68632.363743] FS:  00007fd929957f00(0000) GS:ffff938b2ea00000(0000) knlGS:0000000000000000
[68632.363746] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[68632.363748] CR2: 00007fd923600000 CR3: 0000000162ba8000 CR4: 0000000000350ef0
[68632.363750] Call Trace:
[68632.363751]  <IRQ>
[68632.363752]  ? watchdog_timer_fn+0x1dd/0x260
[68632.363755]  ? __pfx_watchdog_timer_fn+0x10/0x10
[68632.363758]  ? __hrtimer_run_queues+0x10f/0x2a0
[68632.363761]  ? hrtimer_interrupt+0xfa/0x230
[68632.363763]  ? __sysvec_apic_timer_interrupt+0x55/0x150
[68632.363766]  ? sysvec_apic_timer_interrupt+0x6c/0x90
[68632.363769]  </IRQ>
[68632.363770]  <TASK>
[68632.363771]  ? asm_sysvec_apic_timer_interrupt+0x1a/0x20
[68632.363775]  ? native_queued_spin_lock_slowpath+0x2a1/0x2e0
[68632.363778]  _raw_spin_lock+0x29/0x30
[68632.363781]  zswap_store+0x623/0xc70
[68632.363783]  swap_writepage+0x33/0xe0
[68632.363786]  pageout+0xc9/0x250
[68632.363790]  shrink_folio_list+0x5e4/0xca0
[68632.363793]  ? vm_mmap_pgoff+0xec/0x1a0
[68632.363796]  ? do_syscall_64+0x82/0x170
[68632.363799]  ? entry_SYSCALL_64_after_hwframe+0x76/0x7e
[68632.363803]  evict_folios+0x27a/0x660
[68632.363807]  try_to_shrink_lruvec+0x1a7/0x280
[68632.363810]  shrink_one+0x10a/0x1f0
[68632.363812]  shrink_node+0xab9/0xc00
[68632.363815]  ? zone_reclaimable_pages+0x15c/0x190
[68632.363818]  do_try_to_free_pages+0xca/0x5d0
[68632.363822]  try_to_free_pages+0xdd/0x210
[68632.363825]  __alloc_pages_slowpath.constprop.0+0x316/0xd60
[68632.363828]  ? mmap_region+0x4fc/0x9c0
[68632.363831]  __alloc_pages+0x32d/0x360
[68632.363834]  alloc_pages_mpol+0xd9/0x1e0
[68632.363836]  ? __lruvec_stat_mod_folio+0x81/0xa0
[68632.363839]  mm_get_huge_zero_page+0x74/0x100
[68632.363841]  do_huge_pmd_anonymous_page+0x37f/0x6e0
[68632.363844]  ? syscall_exit_to_user_mode+0x72/0x200
[68632.363846]  __handle_mm_fault+0xb5f/0xdd0
[68632.363850]  handle_mm_fault+0x18d/0x320
[68632.363852]  do_user_addr_fault+0x175/0x6b0
[68632.363855]  exc_page_fault+0x7e/0x180
[68632.363857]  asm_exc_page_fault+0x26/0x30
[68632.363860] RIP: 0033:0xf19e9f
[68632.363864] Code: 08 5d c3 55 48 89 e5 48 89 7d f8 89 75 f4 89 55 f0 89 4d ec 8b 45 f4 25 ff ff ff 7f 89 c2 48 8b 45 f8 89 d1 81 e1 ff ff ff 7f <8b> 10 81 e2 00 00 00 80 09 ca 89 10 8b 45 ec 83 e0 01 48 8b 55 f8
[68632.363868] RSP: 002b:00007ffc3532adf0 EFLAGS: 00010202
[68632.363870] RAX: 00007fd923600000 RBX: ffffffffffffffff RCX: 0000000000000004
[68632.363872] RDX: 0000000000000004 RSI: 0000000000000004 RDI: 00007fd923600000
[68632.363874] RBP: 00007ffc3532adf0 R08: 0000000000000040 R09: 0000000000000060
[68632.363875] R10: 00000000365e5970 R11: 0000000000000000 R12: 00007ffc3532c240
[68632.363877] R13: 00007ffc3532d690 R14: 00007fd92a043000 R15: 0000000003df8e50
[68632.363880]  </TASK>

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