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Tue, 2 Apr 2024 13:51:31 +0000 (GMT) Message-ID: <62efbf21-fdb5-4c3b-a370-085b39672b72@linux.vnet.ibm.com> Date: Tue, 2 Apr 2024 19:21:30 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-GB To: Alexander@wetzel-home.de, bvanassche@acm.org, martin.petersen@oracle.com, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org From: Venkat Rao Bagalkote Subject: [Revert commit 27f58c04a8f438078583041468ec60597841284d] [linux-next] [6.9.0-rc1-next-20240328] WARNING: CPU: 9 PID: 209 at drivers/scsi/sg.c:2236 sg_remove_sfp_usercontext+0x270/0x280 [sg] Cc: sfr@canb.auug.org.au, sachinp@linux.vnet.com, mpe@ellerman.id.au, abdhalee@linux.vnet.ibm.com, mputtash@linux.vnet.com Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: pZ5TDoYdJf9sBdDIlbdMDid7UGTHjEdC X-Proofpoint-ORIG-GUID: pZ5TDoYdJf9sBdDIlbdMDid7UGTHjEdC X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-04-02_06,2024-04-01_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 spamscore=0 impostorscore=0 mlxscore=0 lowpriorityscore=0 bulkscore=0 adultscore=0 mlxlogscore=999 suspectscore=0 priorityscore=1501 clxscore=1011 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2403210000 definitions=main-2404020101 Greetings!! Below warnings is observed with the commit 27f58c04a8f438078583041468ec60597841284d. Once reverting the above commit id, issue is resloved. Please help in fixing this issue. 470.425710] ------------[ cut here ]------------ [ 470.425728] WARNING: CPU: 5 PID: 226 at drivers/scsi/sg.c:2236 sg_remove_sfp_usercontext+0x270/0x280 [sg] [ 470.425739] Modules linked in: nvram nft_compat nf_tables libcrc32c nfnetlink rpadlpar_io rpaphp xsk_diag bonding tls rfkill binfmt_misc vmx_crypto pseries_rng dax_pmem drm drm_panel_orientation_quirks ext4 mbcache jbd2 dm_service_time sd_mod t10_pi crc64_rocksoft_generic crc64_rocksoft crc64 sg nd_pmem nd_btt ibmvfc papr_scm ibmvnic scsi_transport_fc ibmveth libnvdimm dm_multipath dm_mirror dm_region_hash dm_log dm_mod fuse [ 470.425778] CPU: 5 PID: 226 Comm: kworker/5:1 Kdump: loaded Not tainted 6.9.0-rc1-next-20240328-auto #1 [ 470.425784] Hardware name: IBM,9080-HEX POWER10 (raw) 0x800200 0xf000006 of:IBM,FW1060.00 (NH1060_016) hv:phyp pSeries [ 470.425788] Workqueue: events sg_remove_sfp_usercontext [sg] [ 470.425794] NIP: c008000004904110 LR: c008000004903ffc CTR: c0000000005391a0 [ 470.425799] REGS: c000000092297ae0 TRAP: 0700 Not tainted (6.9.0-rc1-next-20240328-auto) [ 470.425803] MSR: 800000000282b033 CR: 44000204 XER: 00000001 [ 470.425814] CFAR: c00800000490400c IRQMASK: 0 [ 470.425814] GPR00: c008000004903ffc c000000092297d80 c008000004928900 c000000090581298 [ 470.425814] GPR04: 00000000c0000000 0000000000001281 c0000000056e0000 0000000000001280 [ 470.425814] GPR08: 000000135acf0000 0000000000000002 0000000000000000 c008000004908bc0 [ 470.425814] GPR12: c0000000005391a0 c0000013ffff9300 c0000000001a2b5c c0000000995efac0 [ 470.425814] GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000 [ 470.425814] GPR20: c00000135cfb3b00 c0000000056fc030 c0000000056fc000 c0000000b15d3000 [ 470.425814] GPR24: 0000000000000000 c000000090581200 c0000000044e6c05 c0000000056fd330 [ 470.425814] GPR28: c00000135cfb3b00 c0000000056fc080 c0000000056fd328 c000000002fdee44 [ 470.425858] NIP [c008000004904110] sg_remove_sfp_usercontext+0x270/0x280 [sg] [ 470.425864] LR [c008000004903ffc] sg_remove_sfp_usercontext+0x15c/0x280 [sg] [ 470.425870] Call Trace: [ 470.425872] [c000000092297d80] [c008000004903ffc] sg_remove_sfp_usercontext+0x15c/0x280 [sg] (unreliable) [ 470.425879] [c000000092297e40] [c00000000019332c] process_one_work+0x20c/0x4f4 [ 470.425887] [c000000092297ef0] [c0000000001942ac] worker_thread+0x378/0x544 [ 470.425892] [c000000092297f90] [c0000000001a2c8c] kthread+0x138/0x140 [ 470.425898] [c000000092297fe0] [c00000000000df98] start_kernel_thread+0x14/0x18 [ 470.425903] Code: e8c98310 3d220000 e8698010 480044bd e8410018 7ec3b378 48004ac9 e8410018 38790098 81390098 2c090001 4182ff04 <0fe00000> 4bfffefc 000247e0 00000000 [ 470.425917] ---[ end trace 0000000000000000 ]--- Regards, Venkat.