Created attachment 295665 [details] The kernel's journal log We have a laptop equipped with Intel N6000 and an eMMC device G1J39E. Tested with latest mainline kernel and found system always shows "mmc0: running CQE recovery" when writes to the eMMC, then becomes failed: Mar 04 17:22:44 endless kernel: mmc0: running CQE recovery Mar 04 17:22:44 endless kernel: ------------[ cut here ]------------ Mar 04 17:22:44 endless kernel: mmc0: cqhci: spurious TCN for tag 12 Mar 04 17:22:44 endless kernel: WARNING: CPU: 2 PID: 22 at drivers/mmc/host/cqhci-core.c:778 cqhci_irq+0x2af/0x660 [cqhci] Mar 04 17:22:44 endless kernel: Modules linked in: x86_pkg_temp_thermal ucsi_acpi typec_ucsi efivarfs mmc_block nvme sdhci_pci cqhci nvme_core sdhci mmc_core Mar 04 17:22:44 endless kernel: CPU: 2 PID: 22 Comm: kworker/2:0H Tainted: G U 5.12.0-rc1+ #207 Mar 04 17:22:44 endless kernel: Hardware name: ASUSTeK COMPUTER INC. ASUS BR1100FKA BR1100FKA/BR1100FKA, BIOS BR1100FKA.213 01/22/2021 Mar 04 17:22:44 endless kernel: Workqueue: kblockd blk_mq_run_work_fn Mar 04 17:22:44 endless kernel: RIP: 0010:cqhci_irq+0x2af/0x660 [cqhci] Mar 04 17:22:44 endless kernel: Code: 3d 15 27 00 00 00 75 a2 48 8b 75 58 c6 05 08 27 00 00 01 48 85 f6 75 04 48 8b 75 08 89 da 48 c7 c7 00 f6 06 c0 e8 db f3 0c e0 <0f> 0b 49 63 75 24 e9 75 ff ff ff 41 80 7d 3c 00 74 25 41 8b 45 28 Mar 04 17:22:44 endless kernel: RSP: 0018:ffffa43240174e40 EFLAGS: 00010086 Mar 04 17:22:44 endless kernel: RAX: 0000000000000000 RBX: 000000000000000c RCX: ffffa28ceff17478 Mar 04 17:22:44 endless kernel: RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffffa28ceff17470 Mar 04 17:22:44 endless kernel: RBP: ffffa28985823000 R08: ffffffffa0d31f68 R09: 0000000000009ffb Mar 04 17:22:44 endless kernel: R10: 00000000ffffe000 R11: 3fffffffffffffff R12: 0000000000000002 Mar 04 17:22:44 endless kernel: R13: ffffa28980da2728 R14: 0000000000000000 R15: 0000000000000000 Mar 04 17:22:44 endless kernel: FS: 0000000000000000(0000) GS:ffffa28ceff00000(0000) knlGS:0000000000000000 Mar 04 17:22:44 endless kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Mar 04 17:22:44 endless kernel: CR2: 000056300d77b048 CR3: 000000010eadc000 CR4: 0000000000350ee0 Mar 04 17:22:44 endless kernel: Call Trace: Mar 04 17:22:44 endless kernel: <IRQ> Mar 04 17:22:44 endless kernel: ? try_to_wake_up+0x183/0x3f0 Mar 04 17:22:44 endless kernel: sdhci_cqhci_irq+0x53/0x80 [sdhci_pci] Mar 04 17:22:44 endless kernel: sdhci_irq+0x1ba/0xca2 [sdhci] Mar 04 17:22:44 endless kernel: ? pci_bus_read_config_word+0x3e/0x60 Mar 04 17:22:44 endless kernel: __handle_irq_event_percpu+0x32/0x140 Mar 04 17:22:44 endless kernel: handle_irq_event+0x44/0xa0 Mar 04 17:22:44 endless kernel: handle_fasteoi_irq+0x6e/0x190 Mar 04 17:22:44 endless kernel: __common_interrupt+0x33/0x90 Mar 04 17:22:44 endless kernel: common_interrupt+0x76/0xa0 Mar 04 17:22:44 endless kernel: </IRQ> Mar 04 17:22:44 endless kernel: asm_common_interrupt+0x1e/0x40 Mar 04 17:22:44 endless kernel: RIP: 0010:dma_direct_map_sg+0x74/0x230 Mar 04 17:22:44 endless kernel: Code: 01 0f 84 d6 00 00 00 4c 8d 5c 0a ff 48 83 f9 ff 0f 84 c2 00 00 00 49 8b 86 38 02 00 00 4c 8b 08 49 8b 86 48 02 00 00 4d 85 c9 <74> 10 48 85 c0 0f 84 c9 00 00 00 4c 39 c8 49 0f 47 c1 49 39 c3 0f Mar 04 17:22:44 endless kernel: RSP: 0018:ffffa4324016fc20 EFLAGS: 00000286 Mar 04 17:22:44 endless kernel: RAX: 0000000000000000 RBX: 0000000000000080 RCX: 00000001fa733000 Mar 04 17:22:44 endless kernel: RDX: 0000000000001000 RSI: 00000001fa733000 RDI: 0000000000000000 Mar 04 17:22:44 endless kernel: RBP: ffffa2898654c9a0 R08: 0000000000001000 R09: ffffffffffffffff Mar 04 17:22:44 endless kernel: R10: ffffa289858b5800 R11: 00000001fa733fff R12: 0000000000000001 Mar 04 17:22:44 endless kernel: R13: 0000000000000000 R14: ffffa28980bf90c0 R15: 000000000000004d Mar 04 17:22:44 endless kernel: dma_map_sg_attrs+0x2b/0x40 Mar 04 17:22:44 endless kernel: cqhci_request+0x1ae/0x4c0 [cqhci] Mar 04 17:22:44 endless kernel: ? mmc_queue_map_sg+0x39/0x53 [mmc_block] Mar 04 17:22:44 endless kernel: mmc_cqe_start_req+0x46/0x90 [mmc_core] Mar 04 17:22:44 endless kernel: mmc_blk_mq_issue_rq+0x589/0x950 [mmc_block] Mar 04 17:22:44 endless kernel: ? sbitmap_get+0x6c/0xe0 Mar 04 17:22:44 endless kernel: mmc_mq_queue_rq+0x128/0x250 [mmc_block] Mar 04 17:22:44 endless kernel: blk_mq_dispatch_rq_list+0x10b/0x760 Mar 04 17:22:44 endless kernel: __blk_mq_sched_dispatch_requests+0xc0/0x190 Mar 04 17:22:44 endless kernel: blk_mq_sched_dispatch_requests+0x2b/0x50 Mar 04 17:22:44 endless kernel: __blk_mq_run_hw_queue+0x28/0x60 Mar 04 17:22:44 endless kernel: process_one_work+0x1c9/0x360 Mar 04 17:22:44 endless kernel: worker_thread+0x48/0x3c0 Mar 04 17:22:44 endless kernel: ? rescuer_thread+0x3b0/0x3b0 Mar 04 17:22:44 endless kernel: kthread+0x113/0x130 Mar 04 17:22:44 endless kernel: ? kthread_create_worker_on_cpu+0x60/0x60 Mar 04 17:22:44 endless kernel: ret_from_fork+0x1f/0x30 Mar 04 17:22:44 endless kernel: ---[ end trace f5bcc237f3a1205b ]--- ... Mar 04 17:22:44 endless kernel: mmc0: running CQE recovery Mar 04 17:22:44 endless kernel: blk_update_request: I/O error, dev mmcblk0, sector 121908224 op 0x1:(WRITE) flags 0x0 phys_seg 128 prio class 0 Mar 04 17:22:44 endless kernel: mmc0: running CQE recovery Mar 04 17:22:44 endless kernel: blk_update_request: I/O error, dev mmcblk0, sector 121901056 op 0x1:(WRITE) flags 0x4000 phys_seg 128 prio class 0 Mar 04 17:22:44 endless kernel: mmc0: running CQE recovery ... Upload the full kernel's journal log as the attachment
I'm running into the same issue on a ASUS BR1100FKA, I found it can be circumvented by booting with a module quirk enabled for the sdhci module sdhci.debug_quirks2=0x90c I'm not sure whether this quirk comes with a performance penalty and should be used as a temporary workaround, or that the quirk is an actual fix that can be incorporated in into the mainline kernel for N6000 (jasper lake) devices that need it.
this parameter also works: sdhci.debug_quirks=0x65168080 source: https://community.nxp.com/t5/i-MX-Processors/eMMC-message-quot-mmc2-running-CQE-recovery-quot/m-p/1092607 Not sure though if there is a difference/what the difference might be.