Hi lpfc experts, We observed these warnings during the mainline kernel-v5.3.0-rc4 testing. There is no explicit reproducer so far, if you need some more information, plz let me know. Test system has this device: OneConnect 10Gb FCoE Initiator (be3) [ 211.080240] lpfc 0000:47:00.3: 1:2505 EQ_DESTROY mailbox failed with status x5 add_status x0, mbx status x10 [ 211.129399] ------------[ cut here ]------------ [ 211.153700] list_del corruption, ffff97b9bb58b470->next is LIST_POISON1 (dead000000000100) [ 211.199179] WARNING: CPU: 17 PID: 25085 at lib/list_debug.c:47 __list_del_entry_valid+0x4e/0x90 [ 211.246981] Modules linked in: sunrpc amd64_edac_mod edac_mce_amd kvm_amd ccp kvm ipmi_ssif irqbypass crct10dif_pclmul crc32_pclmul sp5100_tco hpwdt joydev pcspkr ipmi_si ghash_clmulni_intel i2c_piix4 sg fam15h_power k10temp ipmi_devintf hpilo ipmi_msghandler acpi_power_meter xfs libcrc32c radeon i2c_algo_bit lpfc drm_kms_helper sd_mod nvmet_fc syscopyarea sysfillrect sysimgblt nvmet fb_sys_fops ttm nvme_fc nvme_fabrics drm nvme_core ahci libahci ata_generic scsi_transport_fc crc32c_intel serio_raw netxen_nic libata hpsa scsi_transport_sas dm_mirror dm_region_hash dm_log dm_mod [ 211.512759] CPU: 17 PID: 25085 Comm: reboot Not tainted 5.3.0-rc4+ #1 [ 211.546757] Hardware name: HP ProLiant DL585 G7, BIOS A16 06/04/2013 [ 211.577666] RIP: 0010:__list_del_entry_valid+0x4e/0x90 [ 211.605776] Code: 2e 48 8b 32 48 39 fe 75 3a 48 8b 50 08 48 39 f2 75 48 b8 01 00 00 00 c3 48 89 fe 48 89 c2 48 c7 c7 90 7c 70 89 e8 4b 31 c7 ff <0f> 0b 31 c0 c3 48 89 fe 48 c7 c7 c8 7c 70 89 e8 37 31 c7 ff 0f 0b [ 211.700384] RSP: 0018:ffffa5cfd9f1fcf0 EFLAGS: 00010286 [ 211.730407] RAX: 0000000000000000 RBX: 0000000000000028 RCX: ffffffff89858d08 [ 211.770165] RDX: 0000000000000001 RSI: 0000000000000092 RDI: ffffffff8a0452ac [ 211.809284] RBP: ffff97b9bb58b400 R08: 000000000000071b R09: 0000000000000011 [ 211.848165] R10: 0000000000000000 R11: ffffa5cfd9f1fb98 R12: ffff97b9bb58b450 [ 211.887273] R13: 0000000000000002 R14: 000000000000000e R15: ffff989407d38000 [ 211.924806] FS: 00007fa6614fb380(0000) GS:ffff97f73fb00000(0000) knlGS:0000000000000000 [ 211.964734] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 211.994813] CR2: 0000563ca3983ae0 CR3: 0000005fbeec8000 CR4: 00000000000406e0 [ 212.029859] Call Trace: [ 212.043832] lpfc_sli4_queue_free+0xfb/0x140 [lpfc] [ 212.068662] lpfc_sli4_queue_destroy+0x11a/0x390 [lpfc] [ 212.093783] lpfc_pci_remove_one+0x7d6/0x970 [lpfc] [ 212.120727] pci_device_shutdown+0x34/0x60 [ 212.140789] device_shutdown+0x160/0x1c0 [ 212.159573] kernel_restart+0xe/0x30 [ 212.179305] __do_sys_reboot+0x1cf/0x210 [ 212.200663] ? __fput+0x168/0x250 [ 212.217031] ? syscall_trace_enter+0x198/0x2c0 [ 212.238690] ? __audit_syscall_exit+0x249/0x2a0 [ 212.263835] do_syscall_64+0x59/0x1e0 [ 212.284258] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 212.311343] RIP: 0033:0x7fa660744427 [ 212.331477] Code: 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 89 fa be 69 19 12 28 bf ad de e1 fe b8 a9 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 31 9a 2c 00 f7 d8 64 89 02 b8 [ 212.431882] RSP: 002b:00007fff7cdde998 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 212.468850] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa660744427 [ 212.506676] RDX: 0000000001234567 RSI: 0000000028121969 RDI: 00000000fee1dead [ 212.541728] RBP: 00007fff7cdde9e0 R08: 0000000000000002 R09: 0000000000000000 [ 212.578997] R10: 000000000000004b R11: 0000000000000246 R12: 0000000000000001 [ 212.614302] R13: 00000000fffffffe R14: 0000000000000006 R15: 0000000000000000 [ 212.651285] ---[ end trace 791103fd1685648d ]--- [ 119.322923] ------------[ cut here ]------------ [ 119.347248] kernel BUG at mm/slub.c:3952! [ 119.366674] invalid opcode: 0000 [#1] SMP NOPTI [ 119.391577] CPU: 32 PID: 2944 Comm: reboot Kdump: loaded Tainted: G W 5.3.0-rc4+ #1 [ 119.436031] Hardware name: HP ProLiant DL585 G7, BIOS A16 06/04/2013 [ 119.470259] RIP: 0010:kfree+0x19e/0x1d0 [ 119.488625] Code: 00 74 1f 48 8b 45 00 31 f6 a9 00 00 01 00 74 04 0f b6 75 51 5b 48 89 ef 5d 41 5c 41 5d e9 ba 78 fd ff 48 8b 45 08 a8 01 75 d9 <0f> 0b 4d 89 e9 48 89 d9 48 89 da 48 89 ee 5b 4c 89 e7 5d 41 b8 01 [ 119.582912] RSP: 0018:ffffafb99a397cf0 EFLAGS: 00010246 [ 119.611357] RAX: ffffdb0dfee52c08 RBX: ffff97cc79450000 RCX: ffffffff92c58d08 [ 119.646037] RDX: 0000000000000000 RSI: 0000000000000092 RDI: ffff97cc79450000 [ 119.684937] RBP: ffffdb0dfee51400 R08: 0000000000000827 R09: 0000000000000020 [ 119.723524] R10: 0000000000000000 R11: ffffafb99a397b98 R12: ffffffffc04b25ba [ 119.764290] R13: 000000000000000d R14: 000000000000000e R15: ffff97e947b0a000 [ 119.803531] FS: 00007f7f70243380(0000) GS:ffff972c7fa80000(0000) knlGS:0000000000000000 [ 119.846450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 119.873893] CR2: 0000560e85910ae0 CR3: 0000003fba9d2000 CR4: 00000000000406e0 [ 119.912293] Call Trace: [ 119.924344] lpfc_sli4_queue_destroy+0x11a/0x390 [lpfc] [ 119.949270] lpfc_pci_remove_one+0x7d6/0x970 [lpfc] [ 119.976858] pci_device_shutdown+0x34/0x60 [ 119.996353] device_shutdown+0x160/0x1c0 [ 120.015045] kernel_restart+0xe/0x30 [ 120.033515] __do_sys_reboot+0x1cf/0x210 [ 120.054274] ? __fput+0x168/0x250 [ 120.070250] ? syscall_trace_enter+0x198/0x2c0 [ 120.091719] ? __audit_syscall_exit+0x249/0x2a0 [ 120.115046] do_syscall_64+0x59/0x1e0 [ 120.135104] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 120.158848] RIP: 0033:0x7f7f6f48c427 [ 120.175870] Code: 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 89 fa be 69 19 12 28 bf ad de e1 fe b8 a9 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 8b 15 31 9a 2c 00 f7 d8 64 89 02 b8 [ 120.279588] RSP: 002b:00007fffe3e36288 EFLAGS: 00000246 ORIG_RAX: 00000000000000a9 [ 120.321551] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7f6f48c427 [ 120.361854] RDX: 0000000001234567 RSI: 0000000028121969 RDI: 00000000fee1dead [ 120.398536] RBP: 00007fffe3e362d0 R08: 0000000000000002 R09: 0000000000000000 [ 120.436702] R10: 000000000000004b R11: 0000000000000246 R12: 0000000000000001 [ 120.470997] R13: 00000000fffffffe R14: 0000000000000006 R15: 0000000000000000 [ 120.508557] Modules linked in: sunrpc amd64_edac_mod edac_mce_amd kvm_amd ccp kvm irqbypass ipmi_ssif crct10dif_pclmul crc32_pclmul sp5100_tco ipmi_si joydev ghash_clmulni_intel pcspkr i2c_piix4 hpwdt sg fam15h_power ipmi_devintf k10temp hpilo ipmi_msghandler acpi_power_meter xfs libcrc32c radeon i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops lpfc sd_mod ttm ahci nvmet_fc nvmet libahci ata_generic drm nvme_fc libata nvme_fabrics netxen_nic hpsa nvme_core crc32c_intel scsi_transport_fc serio_raw scsi_transport_sas dm_mirror dm_region_hash dm_log dm_mod -- Regards, Li Wang