Bug 1090074 - kernel WARNING for NVMe over Fabrics
kernel WARNING for NVMe over Fabrics
Status: RESOLVED WONTFIX
Classification: openSUSE
Product: openSUSE Tumbleweed
Classification: openSUSE
Component: Kernel
Current
Other Other
: P5 - None : Major (vote)
: ---
Assigned To: Johannes Thumshirn
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Depends on:
Blocks:
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Reported: 2018-04-18 14:10 UTC by Michael Moese
Modified: 2019-03-08 13:08 UTC (History)
2 users (show)

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Found By: ---
Services Priority:
Business Priority:
Blocker: ---
Marketing QA Status: ---
IT Deployment: ---
jthumshirn: needinfo? (mmoese)


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Description Michael Moese 2018-04-18 14:10:17 UTC
The NVMe over Fabrics tests (nvmftests) for Tumbleweed trigger a kernel warning since build 20180404 - see https://openqa.opensuse.org/tests/651410

[  221.136034] WARNING: CPU: 0 PID: 4595 at ../block/blk-mq.c:534 __blk_mq_complete_request+0x105/0x180
[  221.142336] Modules linked in: nvme_loop nvme_fabrics nvmet loop configfs af_packet xt_tcpudp ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT nf_reject_ipv4 xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack libcrc32c iptable_mangle iptable_raw iptable_security ebtable_filter ebtables ip6table_filter ip6_tables iscsi_ibft iscsi_boot_sysfs iptable_filter ip_tables x_tables cirrus ttm drm_kms_helper snd_intel8x0 snd_ac97_codec ac97_bus ppdev sr_mod cdrom snd_pcm parport_pc parport drm snd_timer joydev virtio_net snd fb_sys_fops syscopyarea sysfillrect soundcore i2c_piix4 sysimgblt button pcspkr
[  221.159183]  qemu_fw_cfg hid_generic usbhid btrfs xor zstd_decompress zstd_compress xxhash ata_generic raid6_pq ehci_pci ehci_hcd serio_raw floppy usbcore virtio_blk virtio_scsi ata_piix sg [last unloaded: loop]
[  221.163247] CPU: 0 PID: 4595 Comm: dd Not tainted 4.16.1-1-default #1 openSUSE Tumbleweed (unreleased)
[  221.165127] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.0.0-prebuilt.qemu-project.org 04/01/2014
[  221.167140] RIP: 0010:__blk_mq_complete_request+0x105/0x180
[  221.168503] RSP: 0018:ffff9d6e806539d0 EFLAGS: 00010297
[  221.169813] RAX: 0000000000000000 RBX: ffff8cf06501c300 RCX: 0000000000000000
[  221.171388] RDX: 0000000000000000 RSI: ffff9d6e806539f4 RDI: ffff8cf06501c300
[  221.172972] RBP: ffffbd6e7fc24d80 R08: ffff8cf053919300 R09: 0000000000000009
[  221.174545] R10: ffff9d6e80653b60 R11: 0000000000003000 R12: ffff8cf06ee686a0
[  221.176117] R13: ffff8cf06501c4b8 R14: ffff8cf06b380200 R15: ffff8cf06501c340
[  221.177676] FS:  00007fcf2d793540(0000) GS:ffff8cf09fc00000(0000) knlGS:0000000000000000
[  221.179370] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  221.180756] CR2: 0000561129552f58 CR3: 0000000015cea000 CR4: 00000000000006f0
[  221.182336] Call Trace:
[  221.184300]  blk_mq_complete_request+0x53/0x70
[  221.185663]  nvmet_req_init+0x85/0x130 [nvmet]
[  221.186879]  nvme_loop_queue_rq+0x87/0x210 [nvme_loop]
[  221.188205]  blk_mq_dispatch_rq_list+0x87/0x500
[  221.189417]  ? elv_rqhash_add+0x31/0x60
[  221.190531]  ? deadline_remove_request+0x49/0xb0
[  221.191757]  blk_mq_do_dispatch_sched+0x4f/0xd0
[  221.192967]  blk_mq_sched_dispatch_requests+0x107/0x170
[  221.194268]  __blk_mq_run_hw_queue+0x53/0xb0
[  221.195438]  __blk_mq_delay_run_hw_queue+0x83/0xa0
[  221.196655]  blk_mq_run_hw_queue+0x6c/0xd0
[  221.197776]  blk_mq_flush_plug_list+0x1d2/0x250
[  221.198959]  blk_flush_plug_list+0xcb/0x260
[  221.200097]  blk_finish_plug+0x27/0x40
[  221.201170]  __do_page_cache_readahead+0x1b6/0x260
[  221.202378]  ? ondemand_readahead+0x117/0x2c0
[  221.203513]  ondemand_readahead+0x117/0x2c0
[  221.204623]  generic_file_read_iter+0x6bc/0x930
[  221.205783]  ? aa_file_perm+0x196/0x310
[  221.206848]  __vfs_read+0xdb/0x140
[  221.207855]  vfs_read+0x89/0x130
[  221.208817]  SyS_read+0x42/0x90
[  221.209755]  do_syscall_64+0x76/0x140
[  221.210758]  entry_SYSCALL_64_after_hwframe+0x42/0xb7
[  221.211960] RIP: 0033:0x7fcf2d2a7bc1
[  221.212945] RSP: 002b:00007ffc2bf05aa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[  221.214468] RAX: ffffffffffffffda RBX: 00005607baede400 RCX: 00007fcf2d2a7bc1
[  221.215928] RDX: 0000000000001000 RSI: 00005607bb978000 RDI: 0000000000000000
[  221.217372] RBP: 0000000000001000 R08: 0000000000000003 R09: 00007fcf2d576180
[  221.218805] R10: 00000000000008c6 R11: 0000000000000246 R12: 00005607bb978000
[  221.220231] R13: 0000000000000000 R14: 0000000000000000 R15: 00005607bb978000
[  221.221636] Code: 00 80 e6 80 74 2c 8b 55 40 44 39 e2 75 3b 48 8b 80 c8 00 00 00 48 89 df e8 39 d9 61 00 65 ff 0d c2 04 c3 51 74 78 5b 5d 41 5c c3 <0f> 0b e9 17 ff ff ff 8b 75 40 44 89 e7 e8 69 db cc ff 8b 55 40 
[  221.225065] ---[ end trace 1b245ab4a6088010 ]---
[  221.226202] print_req_error: operation not supported error, dev nvme1c1n1, sector 96160
[  221.232617] nvme nvme1: rescanning
[  224.310408] print_req_error: operation not supported error, dev nvme1c1n1, sector 97184
[  230.201454] print_req_error: operation not supported error, dev nvme1c1n1, sector 96160
[  230.208091] Buffer I/O error on dev nvme1n1, logical block 12020, async page read
[  243.521160] nvmet: ctrl 1 keep-alive timer (15 seconds) expired!
[  243.528539] nvmet: ctrl 1 fatal error occurred!
Comment 12 Johannes Thumshirn 2019-02-11 10:05:22 UTC
Michi is this still an issue?
Comment 13 Johannes Thumshirn 2019-03-08 13:08:27 UTC
currently not reproduceable, closing