Hello I'd like to report this regression issue which was introduced from 5.15-rc1, the blktests srp/014 hang there with dmesg[2]. I've copied the full log [3], and it cannot be reproduced on 5.14. [1] # use_siw=1 ./check srp/014 srp/014 (Run sg_reset while I/O is ongoing) [passed] runtime 34.907s ... 35.560s [2] [ 180.392856] ib_srpt:srpt_release_channel_work: ib_srpt 2620:0052:0000:10d6:0a94:efff:fe80:823f-246 [ 180.392912] ib_srpt:srpt_release_channel_work: ib_srpt 2620:0052:0000:10d6:0a94:efff:fe80:823f-248 [ 180.392959] ib_srpt:srpt_release_channel_work: ib_srpt 2620:0052:0000:10d6:0a94:efff:fe80:823f-250 [ 180.393005] ib_srpt:srpt_release_channel_work: ib_srpt 2620:0052:0000:10d6:0a94:efff:fe80:823f-252 [ 180.393052] ib_srpt:srpt_release_channel_work: ib_srpt 2620:0052:0000:10d6:0a94:efff:fe80:823f-254 [ 180.393102] ib_srpt:srpt_release_channel_work: ib_srpt 2620:0052:0000:10d6:0a94:efff:fe80:823f-256 [ 187.070176] ib_srpt enP5p1s0f0_siw_1: waiting for unregistration of 128 sessions ... [ 192.110402] ib_srpt enP5p1s0f0_siw_1: waiting for unregistration of 128 sessions ... [ 197.150568] ib_srpt enP5p1s0f0_siw_1: waiting for unregistration of 128 sessions ... --snip-- [ 207.230923] ib_srpt enP5p1s0f0_siw_1: waiting for unregistration of 128 sessions ... [ 212.271078] ib_srpt enP5p1s0f0_siw_1: waiting for unregistration of 128 sessions ... [ 217.311295] ib_srpt enP5p1s0f0_siw_1: waiting for unregistration of 128 sessions ... [ 222.351446] ib_srpt enP5p1s0f0_siw_1: waiting for unregistration of 128 sessions ... [3] https://pastebin.com/0UC0Q21z -- Best Regards, Yi Zhang