Control: forcemerge 1104460 -1

Hi,

On Mon, May 05, 2025 at 04:12:23PM +0330, Mohammadreza Nasrabadi wrote:
> Yeah I also checked the kernel logs and saw kernel panic logs. I will
> attach the kernel logs on this email. Another fact I saw, was that today
> (Monday, the first day of the week) the fstream systemd timer is started
> and during the operation on the RAID device, the system load grows and
> stuck up and the same kernel panic happened. Similar to formatting the
> filesystem with discard enabled.
> I will examine the scenario with the kernel version that Theodore has
> mentioned and will update it here.

> 2025-05-05T00:24:44.151514+00:00 dummy-host kernel: [580093.060444] BUG: 
> kernel NULL pointer dereference, address: 0000000000000000
> 2025-05-05T00:24:44.151538+00:00 dummy-host kernel: [580093.060514] #PF: 
> supervisor instruction fetch in kernel mode
> 2025-05-05T00:24:44.151538+00:00 dummy-host kernel: [580093.060547] #PF: 
> error_code(0x0010) - not-present page
> 2025-05-05T00:24:44.151539+00:00 dummy-host kernel: [580093.060577] PGD 0 P4D 
> 0 
> 2025-05-05T00:24:44.151539+00:00 dummy-host kernel: [580093.060603] Oops: 
> 0010 [#1] PREEMPT SMP NOPTI
> 2025-05-05T00:24:44.151540+00:00 dummy-host kernel: [580093.060634] CPU: 102 
> PID: 2536278 Comm: fstrim Not tainted 6.1.0-34-amd64 #1  Debian 6.1.135-1
> 2025-05-05T00:24:44.151540+00:00 dummy-host kernel: [580093.060682] Hardware 
> name: ASRockRack 1U10E-MILAN2/ROME2D32LM3, BIOS P3.10 08/30/2022
> 2025-05-05T00:24:44.151540+00:00 dummy-host kernel: [580093.060722] RIP: 
> 0010:0x0
> 2025-05-05T00:24:44.151543+00:00 dummy-host kernel: [580093.060753] Code: 
> Unable to access opcode bytes at 0xffffffffffffffd6.
> 2025-05-05T00:24:44.151544+00:00 dummy-host kernel: [580093.060787] RSP: 
> 0018:ffffb9b3156d3908 EFLAGS: 00010206
> 2025-05-05T00:24:44.151544+00:00 dummy-host kernel: [580093.060821] RAX: 
> 0000000000000000 RBX: 0000000000092800 RCX: 0000000000000c00
> 2025-05-05T00:24:44.151544+00:00 dummy-host kernel: [580093.060858] RDX: 
> 0000000000000803 RSI: 0000000000000000 RDI: 0000000000092800
> 2025-05-05T00:24:44.151545+00:00 dummy-host kernel: [580093.060896] RBP: 
> ffff97546419a718 R08: ffff97546419a700 R09: ffff9754a82ba250
> 2025-05-05T00:24:44.151545+00:00 dummy-host kernel: [580093.060933] R10: 
> 0000000000000001 R11: 0000000000000019 R12: 0000000000092c00
> 2025-05-05T00:24:44.151548+00:00 dummy-host kernel: [580093.060969] R13: 
> 0000000000000400 R14: 0000000000000803 R15: 0000000000000000
> 2025-05-05T00:24:44.151549+00:00 dummy-host kernel: [580093.061007] FS:  
> 00007fe73ddea840(0000) GS:ffff98500e380000(0000) knlGS:0000000000000000
> 2025-05-05T00:24:44.151549+00:00 dummy-host kernel: [580093.061049] CS:  0010 
> DS: 0000 ES: 0000 CR0: 0000000080050033
> 2025-05-05T00:24:44.151549+00:00 dummy-host kernel: [580093.061083] CR2: 
> ffffffffffffffd6 CR3: 000000021f588000 CR4: 0000000000350ee0
> 2025-05-05T00:24:44.151550+00:00 dummy-host kernel: [580093.061121] Call 
> Trace:
> 2025-05-05T00:24:44.151550+00:00 dummy-host kernel: [580093.061142]  <TASK>
> 2025-05-05T00:24:44.151553+00:00 dummy-host kernel: [580093.061164]  
> mempool_alloc+0x85/0x1b0
> 2025-05-05T00:24:44.151553+00:00 dummy-host kernel: [580093.061207]  
> bio_alloc_bioset+0x1e2/0x490
> 2025-05-05T00:24:44.151554+00:00 dummy-host kernel: [580093.061244]  
> bio_alloc_clone+0x1f/0x60
> 2025-05-05T00:24:44.151585+00:00 dummy-host kernel: [580093.061277]  
> md_account_bio+0x38/0x70 [md_mod]
> 2025-05-05T00:24:44.151585+00:00 dummy-host kernel: [580093.061333]  
> raid10_make_request+0xd5d/0xe90 [raid10]
> 2025-05-05T00:24:44.151586+00:00 dummy-host kernel: [580093.061376]  ? 
> do_filp_open+0xaf/0x160
> 2025-05-05T00:24:44.151586+00:00 dummy-host kernel: [580093.061411]  ? 
> srso_return_thunk+0x5/0x10
> 2025-05-05T00:24:44.151589+00:00 dummy-host kernel: [580093.061447]  ? 
> kmem_cache_alloc+0x148/0x300
> 2025-05-05T00:24:44.151590+00:00 dummy-host kernel: [580093.061489]  
> md_handle_request+0x131/0x220 [md_mod]
> 2025-05-05T00:24:44.151590+00:00 dummy-host kernel: [580093.061547]  ? 
> srso_return_thunk+0x5/0x10
> 2025-05-05T00:24:44.151591+00:00 dummy-host kernel: [580093.061579]  ? 
> bio_split_to_limits+0x51/0x90
> 2025-05-05T00:24:44.151591+00:00 dummy-host kernel: [580093.061616]  
> __submit_bio+0x89/0x130
> 2025-05-05T00:24:44.151591+00:00 dummy-host kernel: [580093.061651]  
> submit_bio_noacct_nocheck+0x163/0x370
> 2025-05-05T00:24:44.151595+00:00 dummy-host kernel: [580093.061690]  ? 
> submit_bio_noacct+0x79/0x4b0
> 2025-05-05T00:24:44.151595+00:00 dummy-host kernel: [580093.061726]  
> submit_bio_wait+0x56/0xc0
> 2025-05-05T00:24:44.151595+00:00 dummy-host kernel: [580093.061762]  
> blkdev_issue_discard+0x95/0xe0
> 2025-05-05T00:24:44.151596+00:00 dummy-host kernel: [580093.061797]  
> ext4_try_to_trim_range+0x31a/0x530 [ext4]
> 2025-05-05T00:24:44.151599+00:00 dummy-host kernel: [580093.061911]  
> ext4_trim_fs+0x2bd/0x540 [ext4]
> 2025-05-05T00:24:44.151599+00:00 dummy-host kernel: [580093.062016]  
> __ext4_ioctl+0x311/0x19b0 [ext4]
> 2025-05-05T00:24:44.151599+00:00 dummy-host kernel: [580093.062106]  ? 
> __seccomp_filter+0x32a/0x4e0
> 2025-05-05T00:24:44.151602+00:00 dummy-host kernel: [580093.062146]  
> __x64_sys_ioctl+0x90/0xd0
> 2025-05-05T00:24:44.151602+00:00 dummy-host kernel: [580093.062180]  
> do_syscall_64+0x55/0xb0
> 2025-05-05T00:24:44.151603+00:00 dummy-host kernel: [580093.062209]  ? 
> srso_return_thunk+0x5/0x10
> 2025-05-05T00:24:44.151603+00:00 dummy-host kernel: [580093.062240]  ? 
> exit_to_user_mode_prepare+0x40/0x1e0
> 2025-05-05T00:24:44.151604+00:00 dummy-host kernel: [580093.063031]  ? 
> srso_return_thunk+0x5/0x10
> 2025-05-05T00:24:44.151604+00:00 dummy-host kernel: [580093.063794]  ? 
> syscall_exit_to_user_mode+0x1e/0x40
> 2025-05-05T00:24:44.151607+00:00 dummy-host kernel: [580093.064556]  ? 
> srso_return_thunk+0x5/0x10
> 2025-05-05T00:24:44.151607+00:00 dummy-host kernel: [580093.065451]  ? 
> do_syscall_64+0x61/0xb0
> 2025-05-05T00:24:44.151608+00:00 dummy-host kernel: [580093.066209]  ? 
> do_syscall_64+0x61/0xb0
> 2025-05-05T00:24:44.151608+00:00 dummy-host kernel: [580093.066924]  ? 
> srso_return_thunk+0x5/0x10
> 2025-05-05T00:24:44.151608+00:00 dummy-host kernel: [580093.067693]  ? 
> do_syscall_64+0x61/0xb0
> 2025-05-05T00:24:44.151609+00:00 dummy-host kernel: [580093.068404]  ? 
> srso_return_thunk+0x5/0x10
> 2025-05-05T00:24:44.151612+00:00 dummy-host kernel: [580093.069109]  ? 
> syscall_exit_to_user_mode+0x1e/0x40
> 2025-05-05T00:24:44.151612+00:00 dummy-host kernel: [580093.069842]  ? 
> srso_return_thunk+0x5/0x10
> 2025-05-05T00:24:44.151613+00:00 dummy-host kernel: [580093.070657]  ? 
> do_syscall_64+0x61/0xb0
> 2025-05-05T00:24:44.151613+00:00 dummy-host kernel: [580093.071336]  
> entry_SYSCALL_64_after_hwframe+0x6e/0xd8
> 2025-05-05T00:24:44.151613+00:00 dummy-host kernel: [580093.072011] RIP: 
> 0033:0x7fe73e00bd1b
> 2025-05-05T00:24:44.151614+00:00 dummy-host kernel: [580093.072722] Code: 00 
> 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 
> 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 
> 8b 44 24 18 64 48 2b 04 25 28 00 00
> 2025-05-05T00:24:44.151614+00:00 dummy-host kernel: [580093.074205] RSP: 
> 002b:00007ffc51f34400 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
> 2025-05-05T00:24:44.151617+00:00 dummy-host kernel: [580093.074944] RAX: 
> ffffffffffffffda RBX: 000055c4356168c0 RCX: 00007fe73e00bd1b
> 2025-05-05T00:24:44.151617+00:00 dummy-host kernel: [580093.075678] RDX: 
> 00007ffc51f34460 RSI: 00000000c0185879 RDI: 0000000000000003
> 2025-05-05T00:24:44.151618+00:00 dummy-host kernel: [580093.076420] RBP: 
> 00007ffc51f34510 R08: 000055c435616583 R09: 00007ffc51f337f0
> 2025-05-05T00:24:44.151618+00:00 dummy-host kernel: [580093.077157] R10: 
> 0000000000000000 R11: 0000000000000246 R12: 000055c435616580
> 2025-05-05T00:24:44.151618+00:00 dummy-host kernel: [580093.077939] R13: 
> 0000000000000003 R14: 000055c435616440 R15: 00007fe73ddea7b8
> 2025-05-05T00:24:44.151619+00:00 dummy-host kernel: [580093.078676]  </TASK>
> 2025-05-05T00:24:44.151621+00:00 dummy-host kernel: [580093.079403] Modules 
> linked in: nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_limit msr 
> act_police cls_matchall sch_ingress vhost_net vhost vhost_iotlb tap sch_tbf 
> tun nft_meta_bridge nf_tables nfnetlink cpufreq_conservative cpufreq_ondemand 
> cpufreq_powersave cpufreq_userspace rpcsec_gss_krb5 auth_rpcgss nfsv4 
> dns_resolver nfs lockd grace fscache netfs bridge stp llc ipmi_ssif 
> intel_rapl_msr intel_rapl_common amd64_edac edac_mce_amd kvm_amd kvm 
> irqbypass ghash_clmulni_intel sha512_ssse3 sha512_generic sha256_ssse3 
> sha1_ssse3 aesni_intel crypto_simd cryptd rapl pcspkr sunrpc binfmt_misc 
> nls_ascii ast nls_cp437 drm_vram_helper vfat drm_ttm_helper fat ttm 
> drm_kms_helper acpi_ipmi i2c_algo_bit sp5100_tco ccp ipmi_si k10temp watchdog 
> ipmi_devintf ipmi_msghandler button joydev acpi_cpufreq evdev bonding tls drm 
> fuse loop dm_mod efi_pstore configfs ip_tables x_tables autofs4 ext4 crc16 
> mbcache jbd2 efivarfs raid456 async_raid6_recov async_memcpy async_pq 
> async_xor async_tx xor raid6_pq
> 2025-05-05T00:24:44.151622+00:00 dummy-host kernel: [580093.079674]  
> libcrc32c crc32c_generic raid0 multipath linear mlx5_ib ib_uverbs hid_generic 
> usbhid hid ib_core cdc_ether usbnet mii raid10 raid1 md_mod crc32_pclmul 
> crc32c_intel nvme ahci nvme_core xhci_pci libahci mlx5_core t10_pi xhci_hcd 
> libata crc64_rocksoft crc64 crc_t10dif mlxfw usbcore crct10dif_generic 
> scsi_mod psample crct10dif_pclmul scsi_common pci_hyperv_intf 
> crct10dif_common i2c_piix4 usb_common
> 2025-05-05T00:24:44.151623+00:00 dummy-host kernel: [580093.090043] CR2: 
> 0000000000000000
> 2025-05-05T00:24:44.151623+00:00 dummy-host kernel: [580093.091009] ---[ end 
> trace 0000000000000000 ]---
> 2025-05-05T00:24:44.151626+00:00 dummy-host kernel: [580093.244590] RIP: 
> 0010:0x0
> 2025-05-05T00:24:44.151626+00:00 dummy-host kernel: [580093.246215] Code: 
> Unable to access opcode bytes at 0xffffffffffffffd6.
> 2025-05-05T00:24:44.151627+00:00 dummy-host kernel: [580093.247128] RSP: 
> 0018:ffffb9b3156d3908 EFLAGS: 00010206
> 2025-05-05T00:24:44.151627+00:00 dummy-host kernel: [580093.248020] RAX: 
> 0000000000000000 RBX: 0000000000092800 RCX: 0000000000000c00
> 2025-05-05T00:24:44.151628+00:00 dummy-host kernel: [580093.248913] RDX: 
> 0000000000000803 RSI: 0000000000000000 RDI: 0000000000092800
> 2025-05-05T00:24:44.151628+00:00 dummy-host kernel: [580093.249806] RBP: 
> ffff97546419a718 R08: ffff97546419a700 R09: ffff9754a82ba250
> 2025-05-05T00:24:44.151634+00:00 dummy-host kernel: [580093.250714] R10: 
> 0000000000000001 R11: 0000000000000019 R12: 0000000000092c00
> 2025-05-05T00:24:44.151635+00:00 dummy-host kernel: [580093.251618] R13: 
> 0000000000000400 R14: 0000000000000803 R15: 0000000000000000
> 2025-05-05T00:24:44.151635+00:00 dummy-host kernel: [580093.252526] FS:  
> 00007fe73ddea840(0000) GS:ffff98500e380000(0000) knlGS:0000000000000000
> 2025-05-05T00:24:44.151635+00:00 dummy-host kernel: [580093.253441] CS:  0010 
> DS: 0000 ES: 0000 CR0: 0000000080050033
> 2025-05-05T00:24:44.151636+00:00 dummy-host kernel: [580093.254439] CR2: 
> ffffffffffffffd6 CR3: 000000021f588000 CR4: 0000000000350ee0
> 2025-05-05T00:24:44.151636+00:00 dummy-host kernel: [580093.255558] note: 
> fstrim[2536278] exited with irqs disabled
> 2025-05-05T00:24:44.151636+00:00 dummy-host kernel: [580093.256712] 
> ------------[ cut here ]------------
> 2025-05-05T00:24:44.163650+00:00 dummy-host kernel: [580093.258003] WARNING: 
> CPU: 102 PID: 2536278 at kernel/exit.c:816 do_exit+0x8dd/0xaf0
> 2025-05-05T00:24:44.163657+00:00 dummy-host kernel: [580093.259101] Modules 
> linked in: nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_limit msr 
> act_police cls_matchall sch_ingress vhost_net vhost vhost_iotlb tap sch_tbf 
> tun nft_meta_bridge nf_tables nfnetlink cpufreq_conservative cpufreq_ondemand 
> cpufreq_powersave cpufreq_userspace rpcsec_gss_krb5 auth_rpcgss nfsv4 
> dns_resolver nfs lockd grace fscache netfs bridge stp llc ipmi_ssif 
> intel_rapl_msr intel_rapl_common amd64_edac edac_mce_amd kvm_amd kvm 
> irqbypass ghash_clmulni_intel sha512_ssse3 sha512_generic sha256_ssse3 
> sha1_ssse3 aesni_intel crypto_simd cryptd rapl pcspkr sunrpc binfmt_misc 
> nls_ascii ast nls_cp437 drm_vram_helper vfat drm_ttm_helper fat ttm 
> drm_kms_helper acpi_ipmi i2c_algo_bit sp5100_tco ccp ipmi_si k10temp watchdog 
> ipmi_devintf ipmi_msghandler button joydev acpi_cpufreq evdev bonding tls drm 
> fuse loop dm_mod efi_pstore configfs ip_tables x_tables autofs4 ext4 crc16 
> mbcache jbd2 efivarfs raid456 async_raid6_recov async_memcpy async_pq 
> async_xor async_tx xor raid6_pq
> 2025-05-05T00:24:44.169093+00:00 dummy-host kernel: [580093.259346]  
> libcrc32c crc32c_generic raid0 multipath linear mlx5_ib ib_uverbs hid_generic 
> usbhid hid ib_core cdc_ether usbnet mii raid10 raid1 md_mod crc32_pclmul 
> crc32c_intel nvme ahci nvme_core xhci_pci libahci mlx5_core t10_pi xhci_hcd 
> libata crc64_rocksoft crc64 crc_t10dif mlxfw usbcore crct10dif_generic 
> scsi_mod psample crct10dif_pclmul scsi_common pci_hyperv_intf 
> crct10dif_common i2c_piix4 usb_common
> 2025-05-05T00:24:44.169107+00:00 dummy-host kernel: [580093.274399] CPU: 102 
> PID: 2536278 Comm: fstrim Tainted: G      D            6.1.0-34-amd64 #1  
> Debian 6.1.135-1
> 2025-05-05T00:24:44.172958+00:00 dummy-host kernel: [580093.275667] Hardware 
> name: ASRockRack 1U10E-MILAN2/ROME2D32LM3, BIOS P3.10 08/30/2022
> 2025-05-05T00:24:44.172963+00:00 dummy-host kernel: [580093.276933] RIP: 
> 0010:do_exit+0x8dd/0xaf0
> 2025-05-05T00:24:44.172964+00:00 dummy-host kernel: [580093.278248] Code: c4 
> fd ff ff 48 89 df e8 71 42 0f 00 e9 6b f9 ff ff 0f 0b e9 73 f7 ff ff 4c 89 e6 
> bf 05 06 00 00 e8 68 ee 00 00 e9 4c f8 ff ff <0f> 0b e9 96 f7 ff ff 48 8b bb 
> 00 0c 00 00 e8 60 db ff ff 48 85 c0
> 2025-05-05T00:24:44.176965+00:00 dummy-host kernel: [580093.280863] RSP: 
> 0018:ffffb9b3156d3ed8 EFLAGS: 00010286
> 2025-05-05T00:24:44.176974+00:00 dummy-host kernel: [580093.282278] RAX: 
> 0000000400000000 RBX: ffff974c8dec0000 RCX: 0000000000000000
> 2025-05-05T00:24:44.181304+00:00 dummy-host kernel: [580093.283656] RDX: 
> 0000000000000001 RSI: 0000000000002710 RDI: ffff96695abc7380
> 2025-05-05T00:24:44.181316+00:00 dummy-host kernel: [580093.285044] RBP: 
> ffff9658c2a88000 R08: 0000000000000000 R09: ffffb9b3156d3dd0
> 2025-05-05T00:24:44.181322+00:00 dummy-host kernel: [580093.286621] R10: 
> 0000000000000003 R11: ffff98500d7fffe8 R12: 0000000000000009
> 2025-05-05T00:24:44.185031+00:00 dummy-host kernel: [580093.287861] R13: 
> ffff96695abc7380 R14: 0000000000000000 R15: 0000000000000000
> 2025-05-05T00:24:44.185035+00:00 dummy-host kernel: [580093.289044] FS:  
> 00007fe73ddea840(0000) GS:ffff98500e380000(0000) knlGS:0000000000000000
> 2025-05-05T00:24:44.185036+00:00 dummy-host kernel: [580093.290335] CS:  0010 
> DS: 0000 ES: 0000 CR0: 0000000080050033
> 2025-05-05T00:24:44.188606+00:00 dummy-host kernel: [580093.291490] CR2: 
> ffffffffffffffd6 CR3: 000000021f588000 CR4: 0000000000350ee0
> 2025-05-05T00:24:44.188616+00:00 dummy-host kernel: [580093.292647] Call 
> Trace:
> 2025-05-05T00:24:44.188622+00:00 dummy-host kernel: [580093.293922]  <TASK>
> 2025-05-05T00:24:44.193091+00:00 dummy-host kernel: [580093.295036]  
> make_task_dead+0x8d/0x90
> 2025-05-05T00:24:44.193095+00:00 dummy-host kernel: [580093.296192]  
> rewind_stack_and_make_dead+0x17/0x20
> 2025-05-05T00:24:44.193096+00:00 dummy-host kernel: [580093.297291] RIP: 
> 0033:0x7fe73e00bd1b
> 2025-05-05T00:24:44.193102+00:00 dummy-host kernel: [580093.298403] Code: 00 
> 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 10 00 00 00 48 89 44 24 08 48 8d 
> 44 24 20 48 89 44 24 10 b8 10 00 00 00 0f 05 <89> c2 3d 00 f0 ff ff 77 1c 48 
> 8b 44 24 18 64 48 2b 04 25 28 00 00
> 2025-05-05T00:24:44.196627+00:00 dummy-host kernel: [580093.300650] RSP: 
> 002b:00007ffc51f34400 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
> 2025-05-05T00:24:44.196637+00:00 dummy-host kernel: [580093.301931] RAX: 
> ffffffffffffffda RBX: 000055c4356168c0 RCX: 00007fe73e00bd1b
> 2025-05-05T00:24:44.201583+00:00 dummy-host kernel: [580093.303125] RDX: 
> 00007ffc51f34460 RSI: 00000000c0185879 RDI: 0000000000000003
> 2025-05-05T00:24:44.201587+00:00 dummy-host kernel: [580093.304283] RBP: 
> 00007ffc51f34510 R08: 000055c435616583 R09: 00007ffc51f337f0
> 2025-05-05T00:24:44.201588+00:00 dummy-host kernel: [580093.305547] R10: 
> 0000000000000000 R11: 0000000000000246 R12: 000055c435616580
> 2025-05-05T00:24:44.201594+00:00 dummy-host kernel: [580093.306898] R13: 
> 0000000000000003 R14: 000055c435616440 R15: 00007fe73ddea7b8
> 2025-05-05T00:24:44.205525+00:00 dummy-host kernel: [580093.308226]  </TASK>
> 2025-05-05T00:24:44.205534+00:00 dummy-host kernel: [580093.309495] ---[ end 
> trace 0000000000000000 ]---
> 2025-05-05T00:24:44.208646+00:00 dummy-host kernel: [580093.311805] BUG: 
> kernel NULL pointer dereference, address: 0000000000000008
> 2025-05-05T00:24:44.208651+00:00 dummy-host kernel: [580093.313677] #PF: 
> supervisor write access in kernel mode
> 2025-05-05T00:24:44.426433+00:00 dummy-host kernel: [580093.315203] #PF: 
> error_code(0x0002) - not-present page
> 2025-05-05T00:24:44.426454+00:00 dummy-host kernel: [580093.316468] PGD 0 P4D 
> 0 
> 2025-05-05T00:24:44.426456+00:00 dummy-host kernel: [580093.317660] Oops: 
> 0002 [#2] PREEMPT SMP NOPTI
> 2025-05-05T00:24:44.426458+00:00 dummy-host kernel: [580093.318752] CPU: 197 
> PID: 2536278 Comm: fstrim Tainted: G      D W          6.1.0-34-amd64 #1  
> Debian 6.1.135-1
> 2025-05-05T00:24:44.426460+00:00 dummy-host kernel: [580093.319836] Hardware 
> name: ASRockRack 1U10E-MILAN2/ROME2D32LM3, BIOS P3.10 08/30/2022
> 2025-05-05T00:24:44.426461+00:00 dummy-host kernel: [580093.321090] RIP: 
> 0010:__blk_flush_plug+0x85/0x150
> 2025-05-05T00:24:44.426463+00:00 dummy-host kernel: [580093.322651] Code: de 
> 48 89 5c 24 08 48 89 5c 24 10 48 39 c1 74 7c 49 8b 46 18 48 8b 34 24 48 39 c6 
> 74 5b 49 8b 4e 18 49 8b 56 20 48 8b 44 24 08 <48> 89 59 08 48 89 4c 24 08 48 
> 89 02 48 89 50 08 49 89 76 18 49 89
> 2025-05-05T00:24:44.426465+00:00 dummy-host kernel: [580093.325037] RSP: 
> 0018:ffffb9b3156d3d48 EFLAGS: 00010286
> 2025-05-05T00:24:44.426467+00:00 dummy-host kernel: [580093.326355] RAX: 
> ffffb9b3156d3d50 RBX: ffffb9b3156d3d50 RCX: 0000000000000000
> 2025-05-05T00:24:44.426468+00:00 dummy-host kernel: [580093.327804] RDX: 
> 0000000000000000 RSI: ffffb9b3156d3c18 RDI: ffffb9b3156d3c00
> 2025-05-05T00:24:44.426469+00:00 dummy-host kernel: [580093.328742] RBP: 
> 0000000000000001 R08: ffffffff82cd6a30 R09: 0000000000000000
> 2025-05-05T00:24:44.426471+00:00 dummy-host kernel: [580093.330159] R10: 
> 00000000fffffffb R11: 0000000000000000 R12: dead000000000122
> 2025-05-05T00:24:44.426472+00:00 dummy-host kernel: [580093.331270] R13: 
> dead000000000100 R14: ffffb9b3156d3c00 R15: ffff974c8dec0cb0
> 2025-05-05T00:24:44.426473+00:00 dummy-host kernel: [580093.332384] FS:  
> 0000000000000000(0000) GS:ffff98500eb40000(0000) knlGS:0000000000000000
> 2025-05-05T00:24:44.426475+00:00 dummy-host kernel: [580093.333484] CS:  0010 
> DS: 0000 ES: 0000 CR0: 0000000080050033
> 2025-05-05T00:24:44.426476+00:00 dummy-host kernel: [580093.334647] CR2: 
> 0000000000000008 CR3: 000001170fa74000 CR4: 0000000000350ee0
> 2025-05-05T00:24:44.426477+00:00 dummy-host kernel: [580093.335798] Call 
> Trace:
> 2025-05-05T00:24:44.426479+00:00 dummy-host kernel: [580093.336905]  <TASK>
> 2025-05-05T00:24:44.426480+00:00 dummy-host kernel: [580093.337968]  
> schedule+0x43/0xd0
> 2025-05-05T00:24:44.426482+00:00 dummy-host kernel: [580093.338981]  
> synchronize_rcu_expedited+0x320/0x440
> 2025-05-05T00:24:44.426484+00:00 dummy-host kernel: [580093.340026]  ? 
> kvfree_call_rcu+0x330/0x330
> 2025-05-05T00:24:44.426485+00:00 dummy-host kernel: [580093.341096]  ? 
> cpuusage_read+0x10/0x10
> 2025-05-05T00:24:44.426487+00:00 dummy-host kernel: [580093.342313]  ? 
> srso_return_thunk+0x5/0x10
> 2025-05-05T00:24:44.426488+00:00 dummy-host kernel: [580093.343296]  
> namespace_unlock+0xd2/0x1a0
> 2025-05-05T00:24:44.426490+00:00 dummy-host kernel: [580093.344239]  
> put_mnt_ns+0x69/0x90
> 2025-05-05T00:24:44.426491+00:00 dummy-host kernel: [580093.345070]  
> free_nsproxy+0x17/0x1b0
> 2025-05-05T00:24:44.426493+00:00 dummy-host kernel: [580093.345981]  
> do_exit+0x34d/0xaf0
> 2025-05-05T00:24:44.426495+00:00 dummy-host kernel: [580093.347109]  
> make_task_dead+0x8d/0x90
> 2025-05-05T00:24:44.426496+00:00 dummy-host kernel: [580093.348010]  
> rewind_stack_and_make_dead+0x17/0x20
> 2025-05-05T00:24:44.426496+00:00 dummy-host kernel: [580093.348949] RIP: 
> 0033:0x7fe73e00bd1b
> 2025-05-05T00:24:44.426498+00:00 dummy-host kernel: [580093.350003] Code: 
> Unable to access opcode bytes at 0x7fe73e00bcf1.
> 2025-05-05T00:24:44.426499+00:00 dummy-host kernel: [580093.350944] RSP: 
> 002b:00007ffc51f34400 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
> 2025-05-05T00:24:44.426501+00:00 dummy-host kernel: [580093.351841] RAX: 
> ffffffffffffffda RBX: 000055c4356168c0 RCX: 00007fe73e00bd1b
> 2025-05-05T00:24:44.426503+00:00 dummy-host kernel: [580093.352714] RDX: 
> 00007ffc51f34460 RSI: 00000000c0185879 RDI: 0000000000000003
> 2025-05-05T00:24:44.426504+00:00 dummy-host kernel: [580093.353597] RBP: 
> 00007ffc51f34510 R08: 000055c435616583 R09: 00007ffc51f337f0
> 2025-05-05T00:24:44.426505+00:00 dummy-host kernel: [580093.354477] R10: 
> 0000000000000000 R11: 0000000000000246 R12: 000055c435616580
> 2025-05-05T00:24:44.426507+00:00 dummy-host kernel: [580093.355296] R13: 
> 0000000000000003 R14: 000055c435616440 R15: 00007fe73ddea7b8
> 2025-05-05T00:24:44.426508+00:00 dummy-host kernel: [580093.356276]  </TASK>
> 2025-05-05T00:24:44.426509+00:00 dummy-host kernel: [580093.357223] Modules 
> linked in: nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_limit msr 
> act_police cls_matchall sch_ingress vhost_net vhost vhost_iotlb tap sch_tbf 
> tun nft_meta_bridge nf_tables nfnetlink cpufreq_conservative cpufreq_ondemand 
> cpufreq_powersave cpufreq_userspace rpcsec_gss_krb5 auth_rpcgss nfsv4 
> dns_resolver nfs lockd grace fscache netfs bridge stp llc ipmi_ssif 
> intel_rapl_msr intel_rapl_common amd64_edac edac_mce_amd kvm_amd kvm 
> irqbypass ghash_clmulni_intel sha512_ssse3 sha512_generic sha256_ssse3 
> sha1_ssse3 aesni_intel crypto_simd cryptd rapl pcspkr sunrpc binfmt_misc 
> nls_ascii ast nls_cp437 drm_vram_helper vfat drm_ttm_helper fat ttm 
> drm_kms_helper acpi_ipmi i2c_algo_bit sp5100_tco ccp ipmi_si k10temp watchdog 
> ipmi_devintf ipmi_msghandler button joydev acpi_cpufreq evdev bonding tls drm 
> fuse loop dm_mod efi_pstore configfs ip_tables x_tables autofs4 ext4 crc16 
> mbcache jbd2 efivarfs raid456 async_raid6_recov async_memcpy async_pq 
> async_xor async_tx xor raid6_pq
> 2025-05-05T00:24:44.426511+00:00 dummy-host kernel: [580093.357416]  
> libcrc32c crc32c_generic raid0 multipath linear mlx5_ib ib_uverbs hid_generic 
> usbhid hid ib_core cdc_ether usbnet mii raid10 raid1 md_mod crc32_pclmul 
> crc32c_intel nvme ahci nvme_core xhci_pci libahci mlx5_core t10_pi xhci_hcd 
> libata crc64_rocksoft crc64 crc_t10dif mlxfw usbcore crct10dif_generic 
> scsi_mod psample crct10dif_pclmul scsi_common pci_hyperv_intf 
> crct10dif_common i2c_piix4 usb_common
> 2025-05-05T00:24:44.426512+00:00 dummy-host kernel: [580093.369979] CR2: 
> 0000000000000008
> 2025-05-05T00:24:44.426513+00:00 dummy-host kernel: [580093.370827] ---[ end 
> trace 0000000000000000 ]---
> 2025-05-05T00:24:44.426514+00:00 dummy-host kernel: [580093.521998] RIP: 
> 0010:0x0
> 2025-05-05T00:24:44.426515+00:00 dummy-host kernel: [580093.523665] Code: 
> Unable to access opcode bytes at 0xffffffffffffffd6.
> 2025-05-05T00:24:44.426516+00:00 dummy-host kernel: [580093.524519] RSP: 
> 0018:ffffb9b3156d3908 EFLAGS: 00010206
> 2025-05-05T00:24:44.426518+00:00 dummy-host kernel: [580093.525262] RAX: 
> 0000000000000000 RBX: 0000000000092800 RCX: 0000000000000c00
> 2025-05-05T00:24:44.426519+00:00 dummy-host kernel: [580093.526000] RDX: 
> 0000000000000803 RSI: 0000000000000000 RDI: 0000000000092800
> 2025-05-05T00:24:44.426520+00:00 dummy-host kernel: [580093.526713] RBP: 
> ffff97546419a718 R08: ffff97546419a700 R09: ffff9754a82ba250
> 2025-05-05T00:24:44.426521+00:00 dummy-host kernel: [580093.527416] R10: 
> 0000000000000001 R11: 0000000000000019 R12: 0000000000092c00
> 2025-05-05T00:24:44.426522+00:00 dummy-host kernel: [580093.528115] R13: 
> 0000000000000400 R14: 0000000000000803 R15: 0000000000000000
> 2025-05-05T00:24:44.426523+00:00 dummy-host kernel: [580093.528802] FS:  
> 0000000000000000(0000) GS:ffff98500eb40000(0000) knlGS:0000000000000000
> 2025-05-05T00:24:44.426524+00:00 dummy-host kernel: [580093.529499] CS:  0010 
> DS: 0000 ES: 0000 CR0: 0000000080050033
> 2025-05-05T00:24:44.426525+00:00 dummy-host kernel: [580093.530192] CR2: 
> ffffffffffffffd6 CR3: 000001170fa74000 CR4: 0000000000350ee0
> 2025-05-05T00:24:44.426526+00:00 dummy-host kernel: [580093.530878] note: 
> fstrim[2536278] exited with irqs disabled
> 2025-05-05T00:24:44.426527+00:00 dummy-host kernel: [580093.531670] Fixing 
> recursive fault but reboot is needed!
> 2025-05-05T00:24:44.426528+00:00 dummy-host kernel: [580093.531703] BUG: 
> kernel NULL pointer dereference, address: 0000000000000000
> 2025-05-05T00:24:45.504668+00:00 dummy-host kernel: [580093.533953] #PF: 
> supervisor instruction fetch in kernel mode
> 2025-05-05T00:24:45.504688+00:00 dummy-host kernel: [580093.535044] #PF: 
> error_code(0x0010) - not-present page
> 2025-05-05T00:24:45.504689+00:00 dummy-host kernel: [580093.536243] PGD 0 P4D 
> 0 
> 2025-05-05T00:24:45.504690+00:00 dummy-host kernel: [580093.538051] Oops: 
> 0010 [#3] PREEMPT SMP NOPTI
> 2025-05-05T00:24:45.504691+00:00 dummy-host kernel: [580093.539217] CPU: 15 
> PID: 2532461 Comm: kworker/15:2 Tainted: G      D W          6.1.0-34-amd64 
> #1  Debian 6.1.135-1
> 2025-05-05T00:24:45.504692+00:00 dummy-host kernel: [580093.540520] Hardware 
> name: ASRockRack 1U10E-MILAN2/ROME2D32LM3, BIOS P3.10 08/30/2022
> 2025-05-05T00:24:45.504693+00:00 dummy-host kernel: [580093.541559] 
> Workqueue: rcu_gp wait_rcu_exp_gp
> 2025-05-05T00:24:45.504693+00:00 dummy-host kernel: [580093.542629] RIP: 
> 0010:0x0
> 2025-05-05T00:24:45.504694+00:00 dummy-host kernel: [580093.543890] Code: 
> Unable to access opcode bytes at 0xffffffffffffffd6.
> 2025-05-05T00:24:45.504694+00:00 dummy-host kernel: [580093.546017] RSP: 
> 0018:ffffb9b30883bd80 EFLAGS: 00010046
> 2025-05-05T00:24:45.504695+00:00 dummy-host kernel: [580093.547167] RAX: 
> 0000000000000000 RBX: ffffffff82cd6a30 RCX: 0000000000000000
> 2025-05-05T00:24:45.504695+00:00 dummy-host kernel: [580093.548467] RDX: 
> 0000000000000000 RSI: 0000000000000003 RDI: ffffb9b3156d3de0
> 2025-05-05T00:24:45.504696+00:00 dummy-host kernel: [580093.549752] RBP: 
> 0000000000000000 R08: ffffb9b3156d3de0 R09: ffffb9b30883bde0
> 2025-05-05T00:24:45.504696+00:00 dummy-host kernel: [580093.550760] R10: 
> 0000000000000002 R11: 0000000000000001 R12: ffffb9b30883bde0
> 2025-05-05T00:24:45.504697+00:00 dummy-host kernel: [580093.552166] R13: 
> 0000000000000000 R14: ffffffffffffffe8 R15: 0000000000000000
> 2025-05-05T00:24:45.504697+00:00 dummy-host kernel: [580093.553725] FS:  
> 0000000000000000(0000) GS:ffff97540d1c0000(0000) knlGS:0000000000000000
> 2025-05-05T00:24:45.504711+00:00 dummy-host kernel: [580093.554945] CS:  0010 
> DS: 0000 ES: 0000 CR0: 0000000080050033
> 2025-05-05T00:24:45.504713+00:00 dummy-host kernel: [580093.556352] CR2: 
> ffffffffffffffd6 CR3: 0000012ab4410000 CR4: 0000000000350ee0
> 2025-05-05T00:24:45.504713+00:00 dummy-host kernel: [580093.557541] Call 
> Trace:
> 2025-05-05T00:24:45.504714+00:00 dummy-host kernel: [580093.558624]  <TASK>
> 2025-05-05T00:24:45.504716+00:00 dummy-host kernel: [580093.560035]  
> __wake_up_common+0x76/0x180
> 2025-05-05T00:24:45.504717+00:00 dummy-host kernel: [580093.561308]  
> __wake_up_common_lock+0x82/0xd0
> 2025-05-05T00:24:45.504717+00:00 dummy-host kernel: [580093.562402]  
> rcu_exp_wait_wake+0x111/0x3a0
> 2025-05-05T00:24:45.504718+00:00 dummy-host kernel: [580093.563648]  ? 
> srso_return_thunk+0x5/0x10
> 2025-05-05T00:24:45.504719+00:00 dummy-host kernel: [580093.564729]  
> process_one_work+0x1c7/0x380
> 2025-05-05T00:24:45.504719+00:00 dummy-host kernel: [580093.565756]  
> worker_thread+0x4d/0x380
> 2025-05-05T00:24:45.504720+00:00 dummy-host kernel: [580093.566696]  ? 
> rescuer_thread+0x3a0/0x3a0
> 2025-05-05T00:24:45.504721+00:00 dummy-host kernel: [580093.567552]  
> kthread+0xda/0x100
> 2025-05-05T00:24:45.504722+00:00 dummy-host kernel: [580093.568616]  ? 
> kthread_complete_and_exit+0x20/0x20
> 2025-05-05T00:24:45.504722+00:00 dummy-host kernel: [580093.569565]  
> ret_from_fork+0x22/0x30
> 2025-05-05T00:24:45.504723+00:00 dummy-host kernel: [580093.570658]  </TASK>
> 2025-05-05T00:24:45.504724+00:00 dummy-host kernel: [580093.571649] Modules 
> linked in: nft_ct nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nft_limit msr 
> act_police cls_matchall sch_ingress vhost_net vhost vhost_iotlb tap sch_tbf 
> tun nft_meta_bridge nf_tables nfnetlink cpufreq_conservative cpufreq_ondemand 
> cpufreq_powersave cpufreq_userspace rpcsec_gss_krb5 auth_rpcgss nfsv4 
> dns_resolver nfs lockd grace fscache netfs bridge stp llc ipmi_ssif 
> intel_rapl_msr intel_rapl_common amd64_edac edac_mce_amd kvm_amd kvm 
> irqbypass ghash_clmulni_intel sha512_ssse3 sha512_generic sha256_ssse3 
> sha1_ssse3 aesni_intel crypto_simd cryptd rapl pcspkr sunrpc binfmt_misc 
> nls_ascii ast nls_cp437 drm_vram_helper vfat drm_ttm_helper fat ttm 
> drm_kms_helper acpi_ipmi i2c_algo_bit sp5100_tco ccp ipmi_si k10temp watchdog 
> ipmi_devintf ipmi_msghandler button joydev acpi_cpufreq evdev bonding tls drm 
> fuse loop dm_mod efi_pstore configfs ip_tables x_tables autofs4 ext4 crc16 
> mbcache jbd2 efivarfs raid456 async_raid6_recov async_memcpy async_pq 
> async_xor async_tx xor raid6_pq
> 2025-05-05T00:24:45.504726+00:00 dummy-host kernel: [580093.571837]  
> libcrc32c crc32c_generic raid0 multipath linear mlx5_ib ib_uverbs hid_generic 
> usbhid hid ib_core cdc_ether usbnet mii raid10 raid1 md_mod crc32_pclmul 
> crc32c_intel nvme ahci nvme_core xhci_pci libahci mlx5_core t10_pi xhci_hcd 
> libata crc64_rocksoft crc64 crc_t10dif mlxfw usbcore crct10dif_generic 
> scsi_mod psample crct10dif_pclmul scsi_common pci_hyperv_intf 
> crct10dif_common i2c_piix4 usb_common
> 2025-05-05T00:24:45.504728+00:00 dummy-host kernel: [580093.585165] CR2: 
> 0000000000000000
> 2025-05-05T00:24:45.504728+00:00 dummy-host kernel: [580093.586349] ---[ end 
> trace 0000000000000000 ]---
> 2025-05-05T00:24:45.504729+00:00 dummy-host kernel: [580094.604741] 
> clocksource: Long readout interval, skipping watchdog check: cs_nsec: 
> 1350841459 wd_nsec: 1350841377
> 2025-05-05T00:24:45.545981+00:00 dummy-host kernel: [580094.643795] RIP: 
> 0010:0x0
> 2025-05-05T00:24:45.546000+00:00 dummy-host kernel: [580094.645186] Code: 
> Unable to access opcode bytes at 0xffffffffffffffd6.
> 2025-05-05T00:24:45.546001+00:00 dummy-host kernel: [580094.645792] RSP: 
> 0018:ffffb9b3156d3908 EFLAGS: 00010206
> 2025-05-05T00:24:45.546002+00:00 dummy-host kernel: [580094.646362] RAX: 
> 0000000000000000 RBX: 0000000000092800 RCX: 0000000000000c00
> 2025-05-05T00:24:45.546003+00:00 dummy-host kernel: [580094.646939] RDX: 
> 0000000000000803 RSI: 0000000000000000 RDI: 0000000000092800
> 2025-05-05T00:24:45.546005+00:00 dummy-host kernel: [580094.647529] RBP: 
> ffff97546419a718 R08: ffff97546419a700 R09: ffff9754a82ba250
> 2025-05-05T00:24:45.546006+00:00 dummy-host kernel: [580094.648069] R10: 
> 0000000000000001 R11: 0000000000000019 R12: 0000000000092c00
> 2025-05-05T00:24:45.546007+00:00 dummy-host kernel: [580094.648599] R13: 
> 0000000000000400 R14: 0000000000000803 R15: 0000000000000000
> 2025-05-05T00:24:45.546008+00:00 dummy-host kernel: [580094.649123] FS:  
> 0000000000000000(0000) GS:ffff97540d1c0000(0000) knlGS:0000000000000000
> 2025-05-05T00:24:45.546009+00:00 dummy-host kernel: [580094.649656] CS:  0010 
> DS: 0000 ES: 0000 CR0: 0000000080050033
> 2025-05-05T00:24:45.546011+00:00 dummy-host kernel: [580094.650179] CR2: 
> ffffffffffffffd6 CR3: 0000012ab4410000 CR4: 0000000000350ee0
> 2025-05-05T00:24:45.546025+00:00 dummy-host kernel: [580094.650702] note: 
> kworker/15:2[2532461] exited with irqs disabled
> 2025-05-05T00:24:45.546040+00:00 dummy-host kernel: [580094.651290] note: 
> kworker/15:2[2532461] exited with preempt_count 1

This is the same issue as already reported in #1104460 and forwarded
to upstream in 

https://lore.kernel.org/regressions/abjh6nsh-7zj5...@eldamar.lan/

If you can help answering those questions that would be a good start.

Merging the two bugs.

Regards,
Salvatore

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