Hello, Below issue was triggered on blktests block/001 testing, pls help check it branch: linux-block.git@block-6.3 [ 259.089813] ------------[ cut here ]------------ [ 259.090462] remove_proc_entry: removing non-empty directory 'scsi/scsi_debug', leaking at least '12' [ 259.090947] WARNING: CPU: 11 PID: 4009 at fs/proc/generic.c:718 remove_proc_entry+0x192/0x1a0 [ 259.091752] Modules linked in: scsi_debug(-) sr_mod cdrom tls rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace fscache netfs rfkill sunrpc vfat fat dm_multipath intel_rapl_msr intel_rapl_common sb_edac x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel ipmi_ssif kvm iTCO_wdt iTCO_vendor_support irqbypass mgag200 rapl intel_cstate i2c_algo_bit drm_shmem_helper intel_uncore drm_kms_helper pcspkr acpi_ipmi i2c_i801 ipmi_si syscopyarea i2c_smbus sysfillrect lpc_ich ipmi_devintf hpilo ioatdma sysimgblt dca ipmi_msghandler acpi_tad acpi_power_meter drm fuse xfs libcrc32c sd_mod st tainted 6.3.0-rc1+ #1 [ 259.594730] Hardware name: HP ProLiant DL360 Gen9/ProLiant DL360 Gen9, BIOS P89 05/21/2018 [ 259.595169] RIP: 0010:remove_proc_entry+0x192/0x1a0 [ 259.595766] Code: c7 08 96 99 94 48 85 c0 48 8d 90 78 ff ff ff 48 0f 45 c2 48 8b 55 78 4c 8b 80 a0 00 00 00 48 8b 92 a0 00 00 00 e8 0e 41 c3 ff <0f> 0b e9 43 ff ff ff e8 b2 c3 78 00 66 90 90 90 90 90 90 90 90 90 [ 259.597033] RSP: 0018:ffffb0b884e3bd08 EFLAGS: 00010282 [ 259.597294] RAX: 0000000000000000 RBX: ffff90718180c840 RCX: 0000000000000000 [ 259.598031] RDX: ffff9074efcec540 RSI: ffff9074efcdf840 RDI: ffff9074efcdf840 [ 259.598751] RBP: ffff90718981ecc0 R08: 0000000000000000 R09: 00000000ffff7fff [ 259.599472] R10: ffffb0b884e3bba8 R11: ffffffff94fe65a8 R12: ffff90718981ed40 [ 259.600195] R13: 0000000000000000 R14: 0000000000000080 R15: 0000000000000000 [ 259.600939] FS: 00007fc82f20a740(0000) GS:ffff9074efcc0000(0000) knlGS:0000000000000000 [ 259.601332] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 259.602008] CR2: 00007fc82e921530 CR3: 000000011c14c006 CR4: 00000000001706e0 [ 259.602726] Call Trace: [ 259.602860] <TASK> [ 259.603330] scsi_proc_hostdir_rm+0x76/0xc0 [ 259.603557] scsi_host_dev_release+0x37/0xe0 [ 259.604148] device_release+0x34/0x90 [ 259.604347] kobject_cleanup+0x3a/0x130 [ 259.604594] devic_host+0xd1/0x100 [scsi_debug] [ 260.105078] scsi_debug_exit+0x1d/0x410 [scsi_debug] [ 260.105598] __do_sys_delete_module.constprop.0+0x17a/0x2f0 [ 260.105890] ? syscall_trace_enter.constprop.0+0x126/0x1a0 [ 260.106151] do_syscall_64+0x5c/0x90 [ 260.106344] ? exc_page_fault+0x62/0x150 [ 260.106534] entry_SYSCALL_64_after_hwframe+0x72/0xdc [ 260.106801] RIP: 0033:0x7fc82e83f5ab [ 260.107029] Code: 73 01 c3 48 8b 0d 75 a8 1b 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa b8 b0 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 45 a8 1b 00 f7 d8 64 89 01 48 [ 260.108262] RSP: 002b:00007ffd4de9e878 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [ 260.109021] RAX: ffffffffffffffda RBX: 00005568c3820d50 RCX: 00007fc82e83f5ab [ 260.109757] RDX: 0000000000000000 RSI: 0000000000000800 RDI: 00005568c3820db8 [ 260.110477] RBP: 00005568c3820d50 R08: 0000000000000000 R09: 0000000000000000 [ 260.111206] R10: 00007fc82e99eac0 R11: 0000000000000206 R12: 00005568c3820db8 [ 260.111924] R13: 0000000000000000 R14: 00005568c3820db8 R15: 00007ffd4dea0ba8 [ 260.112659] </TASK> [ 260.112835] ---[ end trace 0000000000000000 ]--- -- Best Regards, Changhui Zhong
