I saw this doing "unmount /mnt/test ; rmmod cifs" after running a 'full xfstest run' with current mainline against ksmbd. Have you seen this before? Any ideas? [20769.458158] run fstests generic/502 at 2024-05-04 16:55:46 [20770.643121] run fstests generic/503 at 2024-05-04 16:55:48 [20772.047150] CIFS: Attempting to mount //10.0.0.10/scratch [43069.416552] Key type cifs.idmap unregistered [43069.416615] Key type cifs.spnego unregistered [43069.547744] ============================================================================= [43069.548091] BUG cifs_small_rq (Not tainted): Objects remaining in cifs_small_rq on __kmem_cache_shutdown() [43069.548097] ----------------------------------------------------------------------------- [43069.548100] Slab 0x00000000c3bca063 objects=32 used=1 fp=0x0000000074f47125 flags=0x17ffffe0000a40(workingset|slab|head|node=0|zone=2|lastcpupid=0x3fffff) [43069.548109] CPU: 6 PID: 13873 Comm: rmmod Not tainted 6.9.0-rc6 #1 [43069.548114] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.548119] Call Trace: [43069.548122] <TASK> [43069.548126] dump_stack_lvl+0x79/0xb0 [43069.548143] slab_err+0xb6/0xf0 [43069.548158] ? __lock_acquire+0x2689/0x31c0 [43069.548166] ? __pfx_do_raw_spin_lock+0x10/0x10 [43069.548175] ? do_raw_spin_lock+0xf8/0x190 [43069.548183] __kmem_cache_shutdown+0x176/0x310 [43069.548198] kmem_cache_destroy+0x65/0x1a0 [43069.548209] exit_cifs+0x65/0x460 [cifs] [43069.548382] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.548390] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.548395] ? mark_held_locks+0x24/0x90 [43069.548403] ? __x64_sys_close+0x54/0xa0 [43069.548409] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.548416] ? kasan_quarantine_put+0x97/0x1f0 [43069.548427] ? mark_held_locks+0x24/0x90 [43069.548439] do_syscall_64+0x78/0x180 [43069.548447] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.548454] RIP: 0033:0x7f25b50bdd4b [43069.548460] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.548465] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.548472] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.548476] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.548480] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.548483] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.548487] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.548508] </TASK> [43069.548510] Disabling lock debugging due to kernel taint [43069.548514] Object 0x00000000f92344d7 @offset=5632 [43069.548517] ============================================================================= [43069.548519] BUG cifs_small_rq (Tainted: G B ): Objects remaining in cifs_small_rq on __kmem_cache_shutdown() [43069.548522] ----------------------------------------------------------------------------- [43069.548524] Slab 0x000000003e783061 objects=32 used=1 fp=0x00000000e9d9a99b flags=0x17ffffe0000a40(workingset|slab|head|node=0|zone=2|lastcpupid=0x3fffff) [43069.548529] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B 6.9.0-rc6 #1 [43069.548533] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.548535] Call Trace: [43069.548537] <TASK> [43069.548539] dump_stack_lvl+0x79/0xb0 [43069.548544] slab_err+0xb6/0xf0 [43069.548550] ? __pfx_do_raw_spin_lock+0x10/0x10 [43069.548554] ? do_raw_spin_unlock+0x8d/0x100 [43069.548559] __kmem_cache_shutdown+0x176/0x310 [43069.548565] kmem_cache_destroy+0x65/0x1a0 [43069.548570] exit_cifs+0x65/0x460 [cifs] [43069.548725] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.548730] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.548733] ? mark_held_locks+0x24/0x90 [43069.548738] ? __x64_sys_close+0x54/0xa0 [43069.548742] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.548746] ? kasan_quarantine_put+0x97/0x1f0 [43069.548750] ? mark_held_locks+0x24/0x90 [43069.548756] do_syscall_64+0x78/0x180 [43069.548760] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.548764] RIP: 0033:0x7f25b50bdd4b [43069.548767] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.548771] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.548774] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.548777] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.548780] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.548782] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.548784] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.548791] </TASK> [43069.548796] Object 0x000000001ea3d3e5 @offset=1536 [43069.548799] ============================================================================= [43069.548801] BUG cifs_small_rq (Tainted: G B ): Objects remaining in cifs_small_rq on __kmem_cache_shutdown() [43069.548803] ----------------------------------------------------------------------------- [43069.548805] Slab 0x00000000df780979 objects=32 used=1 fp=0x0000000055c1ab0c flags=0x17ffffe0000a40(workingset|slab|head|node=0|zone=2|lastcpupid=0x3fffff) [43069.548809] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B 6.9.0-rc6 #1 [43069.548812] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.548815] Call Trace: [43069.548816] <TASK> [43069.548818] dump_stack_lvl+0x79/0xb0 [43069.548823] slab_err+0xb6/0xf0 [43069.548829] ? __pfx_do_raw_spin_lock+0x10/0x10 [43069.548833] ? do_raw_spin_unlock+0x8d/0x100 [43069.548838] __kmem_cache_shutdown+0x176/0x310 [43069.548844] kmem_cache_destroy+0x65/0x1a0 [43069.548850] exit_cifs+0x65/0x460 [cifs] [43069.549018] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.549022] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.549026] ? mark_held_locks+0x24/0x90 [43069.549031] ? __x64_sys_close+0x54/0xa0 [43069.549034] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.549038] ? kasan_quarantine_put+0x97/0x1f0 [43069.549043] ? mark_held_locks+0x24/0x90 [43069.549049] do_syscall_64+0x78/0x180 [43069.549053] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.549057] RIP: 0033:0x7f25b50bdd4b [43069.549060] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.549063] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.549067] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.549070] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.549072] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.549075] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.549077] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.549084] </TASK> [43069.549089] Object 0x00000000c50b80d8 @offset=6144 [43069.549092] ============================================================================= [43069.549094] BUG cifs_small_rq (Tainted: G B ): Objects remaining in cifs_small_rq on __kmem_cache_shutdown() [43069.549096] ----------------------------------------------------------------------------- [43069.549098] Slab 0x00000000214adb68 objects=32 used=1 fp=0x00000000d0cdfe51 flags=0x17ffffe0000a40(workingset|slab|head|node=0|zone=2|lastcpupid=0x3fffff) [43069.549103] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B 6.9.0-rc6 #1 [43069.549106] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.549107] Call Trace: [43069.549109] <TASK> [43069.549111] dump_stack_lvl+0x79/0xb0 [43069.549116] slab_err+0xb6/0xf0 [43069.549122] ? __pfx_do_raw_spin_lock+0x10/0x10 [43069.549126] ? do_raw_spin_unlock+0x8d/0x100 [43069.549130] __kmem_cache_shutdown+0x176/0x310 [43069.549137] kmem_cache_destroy+0x65/0x1a0 [43069.549142] exit_cifs+0x65/0x460 [cifs] [43069.549296] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.549301] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.549304] ? mark_held_locks+0x24/0x90 [43069.549309] ? __x64_sys_close+0x54/0xa0 [43069.549312] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.549316] ? kasan_quarantine_put+0x97/0x1f0 [43069.549320] ? mark_held_locks+0x24/0x90 [43069.549326] do_syscall_64+0x78/0x180 [43069.549330] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.549335] RIP: 0033:0x7f25b50bdd4b [43069.549337] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.549341] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.549344] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.549347] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.549349] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.549351] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.549354] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.549360] </TASK> [43069.549364] Object 0x000000005a4f4045 @offset=7680 [43069.549367] ============================================================================= [43069.549369] BUG cifs_small_rq (Tainted: G B ): Objects remaining in cifs_small_rq on __kmem_cache_shutdown() [43069.549371] ----------------------------------------------------------------------------- [43069.549373] Slab 0x000000009299b178 objects=32 used=1 fp=0x00000000c449daa1 flags=0x17ffffe0000a40(workingset|slab|head|node=0|zone=2|lastcpupid=0x3fffff) [43069.549377] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B 6.9.0-rc6 #1 [43069.549380] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.549382] Call Trace: [43069.549384] <TASK> [43069.549386] dump_stack_lvl+0x79/0xb0 [43069.549391] slab_err+0xb6/0xf0 [43069.549397] ? __pfx_do_raw_spin_lock+0x10/0x10 [43069.549402] ? do_raw_spin_unlock+0x8d/0x100 [43069.549407] __kmem_cache_shutdown+0x176/0x310 [43069.549413] kmem_cache_destroy+0x65/0x1a0 [43069.549418] exit_cifs+0x65/0x460 [cifs] [43069.549573] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.549577] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.549580] ? mark_held_locks+0x24/0x90 [43069.549585] ? __x64_sys_close+0x54/0xa0 [43069.549588] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.549592] ? kasan_quarantine_put+0x97/0x1f0 [43069.549597] ? mark_held_locks+0x24/0x90 [43069.549603] do_syscall_64+0x78/0x180 [43069.549607] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.549611] RIP: 0033:0x7f25b50bdd4b [43069.549614] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.549617] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.549621] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.549624] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.549626] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.549629] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.549631] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.549638] </TASK> [43069.549643] Object 0x000000004d22b885 @offset=9216 [43069.549646] ============================================================================= [43069.549648] BUG cifs_small_rq (Tainted: G B ): Objects remaining in cifs_small_rq on __kmem_cache_shutdown() [43069.549651] ----------------------------------------------------------------------------- [43069.549652] Slab 0x0000000039ac8184 objects=32 used=1 fp=0x000000003494909d flags=0x17ffffe0000a40(workingset|slab|head|node=0|zone=2|lastcpupid=0x3fffff) [43069.549657] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B 6.9.0-rc6 #1 [43069.549660] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.549662] Call Trace: [43069.549664] <TASK> [43069.549666] dump_stack_lvl+0x79/0xb0 [43069.549670] slab_err+0xb6/0xf0 [43069.549676] ? __pfx_do_raw_spin_lock+0x10/0x10 [43069.549681] ? do_raw_spin_unlock+0x8d/0x100 [43069.549685] __kmem_cache_shutdown+0x176/0x310 [43069.549691] kmem_cache_destroy+0x65/0x1a0 [43069.549697] exit_cifs+0x65/0x460 [cifs] [43069.549851] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.549855] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.549859] ? mark_held_locks+0x24/0x90 [43069.549863] ? __x64_sys_close+0x54/0xa0 [43069.549867] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.549871] ? kasan_quarantine_put+0x97/0x1f0 [43069.549876] ? mark_held_locks+0x24/0x90 [43069.549882] do_syscall_64+0x78/0x180 [43069.549886] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.549890] RIP: 0033:0x7f25b50bdd4b [43069.549893] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.549896] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.549900] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.549902] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.549905] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.549907] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.549910] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.549917] </TASK> [43069.549921] Object 0x000000006d356e19 @offset=3072 [43069.549924] ============================================================================= [43069.549926] BUG cifs_small_rq (Tainted: G B ): Objects remaining in cifs_small_rq on __kmem_cache_shutdown() [43069.549929] ----------------------------------------------------------------------------- [43069.549931] Slab 0x000000008c7d4f98 objects=32 used=1 fp=0x00000000bf6e5aae flags=0x17ffffe0000a40(workingset|slab|head|node=0|zone=2|lastcpupid=0x3fffff) [43069.549935] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B 6.9.0-rc6 #1 [43069.549938] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.549940] Call Trace: [43069.549942] <TASK> [43069.549944] dump_stack_lvl+0x79/0xb0 [43069.549948] slab_err+0xb6/0xf0 [43069.549954] ? __pfx_do_raw_spin_lock+0x10/0x10 [43069.549959] ? do_raw_spin_unlock+0x8d/0x100 [43069.549963] __kmem_cache_shutdown+0x176/0x310 [43069.549969] kmem_cache_destroy+0x65/0x1a0 [43069.549975] exit_cifs+0x65/0x460 [cifs] [43069.550138] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.550142] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.550146] ? mark_held_locks+0x24/0x90 [43069.550150] ? __x64_sys_close+0x54/0xa0 [43069.550154] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.550158] ? kasan_quarantine_put+0x97/0x1f0 [43069.550162] ? mark_held_locks+0x24/0x90 [43069.550168] do_syscall_64+0x78/0x180 [43069.550172] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.550177] RIP: 0033:0x7f25b50bdd4b [43069.550179] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.550183] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.550186] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.550189] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.550191] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.550194] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.550196] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.550203] </TASK> [43069.550207] Object 0x000000000fa84f6b @offset=1024 [43069.550210] ============================================================================= [43069.550212] BUG cifs_small_rq (Tainted: G B ): Objects remaining in cifs_small_rq on __kmem_cache_shutdown() [43069.550215] ----------------------------------------------------------------------------- [43069.550216] Slab 0x00000000dbc4c940 objects=32 used=1 fp=0x000000007903ed13 flags=0x17ffffe0000a40(workingset|slab|head|node=0|zone=2|lastcpupid=0x3fffff) [43069.550221] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B 6.9.0-rc6 #1 [43069.550224] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.550226] Call Trace: [43069.550228] <TASK> [43069.550229] dump_stack_lvl+0x79/0xb0 [43069.550234] slab_err+0xb6/0xf0 [43069.550240] ? __pfx_do_raw_spin_lock+0x10/0x10 [43069.550245] ? do_raw_spin_unlock+0x8d/0x100 [43069.550249] __kmem_cache_shutdown+0x176/0x310 [43069.550255] kmem_cache_destroy+0x65/0x1a0 [43069.550261] exit_cifs+0x65/0x460 [cifs] [43069.550414] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.550418] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.550422] ? mark_held_locks+0x24/0x90 [43069.550426] ? __x64_sys_close+0x54/0xa0 [43069.550430] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.550433] ? kasan_quarantine_put+0x97/0x1f0 [43069.550438] ? mark_held_locks+0x24/0x90 [43069.550444] do_syscall_64+0x78/0x180 [43069.550448] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.550452] RIP: 0033:0x7f25b50bdd4b [43069.550455] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.550458] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.550462] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.550465] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.550467] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.550469] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.550472] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.550479] </TASK> [43069.550483] Object 0x000000005df1fc39 @offset=7680 [43069.550485] ============================================================================= [43069.550487] BUG cifs_small_rq (Tainted: G B ): Objects remaining in cifs_small_rq on __kmem_cache_shutdown() [43069.550490] ----------------------------------------------------------------------------- [43069.550492] Slab 0x000000009bfcbe94 objects=32 used=1 fp=0x0000000051ba06de flags=0x17ffffe0000a40(workingset|slab|head|node=0|zone=2|lastcpupid=0x3fffff) [43069.550496] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B 6.9.0-rc6 #1 [43069.550499] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.550501] Call Trace: [43069.550503] <TASK> [43069.550505] dump_stack_lvl+0x79/0xb0 [43069.550509] slab_err+0xb6/0xf0 [43069.550515] ? __pfx_do_raw_spin_lock+0x10/0x10 [43069.550520] ? do_raw_spin_unlock+0x8d/0x100 [43069.550524] __kmem_cache_shutdown+0x176/0x310 [43069.550530] kmem_cache_destroy+0x65/0x1a0 [43069.550536] exit_cifs+0x65/0x460 [cifs] [43069.550691] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.550695] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.550699] ? mark_held_locks+0x24/0x90 [43069.550704] ? __x64_sys_close+0x54/0xa0 [43069.550707] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.550711] ? kasan_quarantine_put+0x97/0x1f0 [43069.550715] ? mark_held_locks+0x24/0x90 [43069.550721] do_syscall_64+0x78/0x180 [43069.550725] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.550730] RIP: 0033:0x7f25b50bdd4b [43069.550732] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.550736] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.550739] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.550742] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.550744] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.550747] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.550749] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.550756] </TASK> [43069.550761] Object 0x000000007e641d2e @offset=8192 [43069.550763] ============================================================================= [43069.550765] BUG cifs_small_rq (Tainted: G B ): Objects remaining in cifs_small_rq on __kmem_cache_shutdown() [43069.550768] ----------------------------------------------------------------------------- [43069.550770] Slab 0x000000005d611d8a objects=32 used=1 fp=0x00000000f2b2273f flags=0x17ffffe0000a40(workingset|slab|head|node=0|zone=2|lastcpupid=0x3fffff) [43069.550774] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B 6.9.0-rc6 #1 [43069.550777] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.550779] Call Trace: [43069.550781] <TASK> [43069.550783] dump_stack_lvl+0x79/0xb0 [43069.550787] slab_err+0xb6/0xf0 [43069.550793] ? __pfx_do_raw_spin_lock+0x10/0x10 [43069.550798] ? do_raw_spin_unlock+0x8d/0x100 [43069.550802] __kmem_cache_shutdown+0x176/0x310 [43069.550808] kmem_cache_destroy+0x65/0x1a0 [43069.550814] exit_cifs+0x65/0x460 [cifs] [43069.550967] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.550972] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.550975] ? mark_held_locks+0x24/0x90 [43069.550980] ? __x64_sys_close+0x54/0xa0 [43069.550983] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.550994] ? kasan_quarantine_put+0x97/0x1f0 [43069.550999] ? mark_held_locks+0x24/0x90 [43069.551005] do_syscall_64+0x78/0x180 [43069.551009] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.551014] RIP: 0033:0x7f25b50bdd4b [43069.551016] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.551020] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.551023] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.551026] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.551028] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.551031] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.551033] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.551040] </TASK> [43069.551045] Object 0x00000000387d1dd2 @offset=4096 [43069.551047] ============================================================================= [43069.551049] BUG cifs_small_rq (Tainted: G B ): Objects remaining in cifs_small_rq on __kmem_cache_shutdown() [43069.551052] ----------------------------------------------------------------------------- [43069.551054] Slab 0x000000001b2ee585 objects=32 used=2 fp=0x000000005d08c8ce flags=0x17ffffe0000a40(workingset|slab|head|node=0|zone=2|lastcpupid=0x3fffff) [43069.551058] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B 6.9.0-rc6 #1 [43069.551061] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.551063] Call Trace: [43069.551065] <TASK> [43069.551067] dump_stack_lvl+0x79/0xb0 [43069.551072] slab_err+0xb6/0xf0 [43069.551078] ? __pfx_do_raw_spin_lock+0x10/0x10 [43069.551082] ? do_raw_spin_unlock+0x8d/0x100 [43069.551087] __kmem_cache_shutdown+0x176/0x310 [43069.551093] kmem_cache_destroy+0x65/0x1a0 [43069.551098] exit_cifs+0x65/0x460 [cifs] [43069.551253] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.551257] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.551261] ? mark_held_locks+0x24/0x90 [43069.551266] ? __x64_sys_close+0x54/0xa0 [43069.551269] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.551273] ? kasan_quarantine_put+0x97/0x1f0 [43069.551278] ? mark_held_locks+0x24/0x90 [43069.551283] do_syscall_64+0x78/0x180 [43069.551288] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.551292] RIP: 0033:0x7f25b50bdd4b [43069.551295] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.551298] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.551301] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.551304] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.551306] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.551309] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.551311] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.551318] </TASK> [43069.551323] Object 0x0000000085af2a9b @offset=8192 [43069.551325] Object 0x000000004b2efd7a @offset=12288 [43069.551327] ============================================================================= [43069.551329] BUG cifs_small_rq (Tainted: G B ): Objects remaining in cifs_small_rq on __kmem_cache_shutdown() [43069.551332] ----------------------------------------------------------------------------- [43069.551334] Slab 0x00000000ee7fd84c objects=32 used=1 fp=0x000000007320e380 flags=0x17ffffe0000a40(workingset|slab|head|node=0|zone=2|lastcpupid=0x3fffff) [43069.551338] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B 6.9.0-rc6 #1 [43069.551341] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.551343] Call Trace: [43069.551345] <TASK> [43069.551347] dump_stack_lvl+0x79/0xb0 [43069.551351] slab_err+0xb6/0xf0 [43069.551358] ? __pfx_do_raw_spin_lock+0x10/0x10 [43069.551362] ? do_raw_spin_unlock+0x8d/0x100 [43069.551366] __kmem_cache_shutdown+0x176/0x310 [43069.551373] kmem_cache_destroy+0x65/0x1a0 [43069.551378] exit_cifs+0x65/0x460 [cifs] [43069.551532] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.551536] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.551540] ? mark_held_locks+0x24/0x90 [43069.551545] ? __x64_sys_close+0x54/0xa0 [43069.551548] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.551552] ? kasan_quarantine_put+0x97/0x1f0 [43069.551556] ? mark_held_locks+0x24/0x90 [43069.551562] do_syscall_64+0x78/0x180 [43069.551566] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.551571] RIP: 0033:0x7f25b50bdd4b [43069.551573] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.551577] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.551580] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.551583] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.551585] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.551588] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.551590] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.551597] </TASK> [43069.551601] Object 0x000000004eae45f6 @offset=3584 [43069.551604] ============================================================================= [43069.551606] BUG cifs_small_rq (Tainted: G B ): Objects remaining in cifs_small_rq on __kmem_cache_shutdown() [43069.551608] ----------------------------------------------------------------------------- [43069.551610] Slab 0x00000000c15c251a objects=32 used=1 fp=0x00000000e6784a72 flags=0x17ffffe0000a40(workingset|slab|head|node=0|zone=2|lastcpupid=0x3fffff) [43069.551614] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B 6.9.0-rc6 #1 [43069.551617] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.551619] Call Trace: [43069.551621] <TASK> [43069.551623] dump_stack_lvl+0x79/0xb0 [43069.551627] slab_err+0xb6/0xf0 [43069.551633] ? __pfx_do_raw_spin_lock+0x10/0x10 [43069.551638] ? do_raw_spin_unlock+0x8d/0x100 [43069.551642] __kmem_cache_shutdown+0x176/0x310 [43069.551649] kmem_cache_destroy+0x65/0x1a0 [43069.551654] exit_cifs+0x65/0x460 [cifs] [43069.551808] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.551813] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.551816] ? mark_held_locks+0x24/0x90 [43069.551821] ? __x64_sys_close+0x54/0xa0 [43069.551825] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.551828] ? kasan_quarantine_put+0x97/0x1f0 [43069.551833] ? mark_held_locks+0x24/0x90 [43069.551839] do_syscall_64+0x78/0x180 [43069.551843] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.551847] RIP: 0033:0x7f25b50bdd4b [43069.551850] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.551853] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.551857] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.551859] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.551862] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.551864] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.551867] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.551873] </TASK> [43069.551879] Object 0x00000000e7624370 @offset=4096 [43069.551881] ============================================================================= [43069.551883] BUG cifs_small_rq (Tainted: G B ): Objects remaining in cifs_small_rq on __kmem_cache_shutdown() [43069.551886] ----------------------------------------------------------------------------- [43069.551888] Slab 0x00000000a2e5a32b objects=32 used=1 fp=0x00000000c47e553f flags=0x17ffffe0000a40(workingset|slab|head|node=0|zone=2|lastcpupid=0x3fffff) [43069.551892] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B 6.9.0-rc6 #1 [43069.551895] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.551897] Call Trace: [43069.551899] <TASK> [43069.551901] dump_stack_lvl+0x79/0xb0 [43069.551905] slab_err+0xb6/0xf0 [43069.551912] ? __pfx_do_raw_spin_lock+0x10/0x10 [43069.551916] ? do_raw_spin_unlock+0x8d/0x100 [43069.551921] __kmem_cache_shutdown+0x176/0x310 [43069.551927] kmem_cache_destroy+0x65/0x1a0 [43069.551932] exit_cifs+0x65/0x460 [cifs] [43069.552093] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.552098] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.552101] ? mark_held_locks+0x24/0x90 [43069.552106] ? __x64_sys_close+0x54/0xa0 [43069.552109] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.552113] ? kasan_quarantine_put+0x97/0x1f0 [43069.552118] ? mark_held_locks+0x24/0x90 [43069.552124] do_syscall_64+0x78/0x180 [43069.552128] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.552132] RIP: 0033:0x7f25b50bdd4b [43069.552135] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.552138] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.552142] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.552145] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.552147] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.552149] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.552152] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.552159] </TASK> [43069.552164] Object 0x00000000fe3fd465 @offset=15872 [43069.552166] ============================================================================= [43069.552168] BUG cifs_small_rq (Tainted: G B ): Objects remaining in cifs_small_rq on __kmem_cache_shutdown() [43069.552171] ----------------------------------------------------------------------------- [43069.552172] Slab 0x000000000f0fb5cd objects=32 used=1 fp=0x0000000033f6e4e0 flags=0x17ffffe0000a40(workingset|slab|head|node=0|zone=2|lastcpupid=0x3fffff) [43069.552177] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B 6.9.0-rc6 #1 [43069.552180] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.552182] Call Trace: [43069.552184] <TASK> [43069.552186] dump_stack_lvl+0x79/0xb0 [43069.552190] slab_err+0xb6/0xf0 [43069.552196] ? __pfx_do_raw_spin_lock+0x10/0x10 [43069.552201] ? do_raw_spin_unlock+0x8d/0x100 [43069.552205] __kmem_cache_shutdown+0x176/0x310 [43069.552211] kmem_cache_destroy+0x65/0x1a0 [43069.552217] exit_cifs+0x65/0x460 [cifs] [43069.552371] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.552375] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.552379] ? mark_held_locks+0x24/0x90 [43069.552384] ? __x64_sys_close+0x54/0xa0 [43069.552387] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.552391] ? kasan_quarantine_put+0x97/0x1f0 [43069.552395] ? mark_held_locks+0x24/0x90 [43069.552401] do_syscall_64+0x78/0x180 [43069.552405] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.552409] RIP: 0033:0x7f25b50bdd4b [43069.552412] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.552415] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.552419] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.552422] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.552424] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.552426] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.552429] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.552436] </TASK> [43069.552441] Object 0x000000003aadef4d @offset=14336 [43069.552443] ============================================================================= [43069.552445] BUG cifs_small_rq (Tainted: G B ): Objects remaining in cifs_small_rq on __kmem_cache_shutdown() [43069.552448] ----------------------------------------------------------------------------- [43069.552449] Slab 0x0000000064dc475e objects=32 used=1 fp=0x00000000be31bda9 flags=0x17ffffe0000a40(workingset|slab|head|node=0|zone=2|lastcpupid=0x3fffff) [43069.552454] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B 6.9.0-rc6 #1 [43069.552457] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.552459] Call Trace: [43069.552460] <TASK> [43069.552462] dump_stack_lvl+0x79/0xb0 [43069.552467] slab_err+0xb6/0xf0 [43069.552473] ? __pfx_do_raw_spin_lock+0x10/0x10 [43069.552477] ? do_raw_spin_unlock+0x8d/0x100 [43069.552482] __kmem_cache_shutdown+0x176/0x310 [43069.552488] kmem_cache_destroy+0x65/0x1a0 [43069.552493] exit_cifs+0x65/0x460 [cifs] [43069.552650] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.552654] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.552657] ? mark_held_locks+0x24/0x90 [43069.552662] ? __x64_sys_close+0x54/0xa0 [43069.552665] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.552669] ? kasan_quarantine_put+0x97/0x1f0 [43069.552674] ? mark_held_locks+0x24/0x90 [43069.552680] do_syscall_64+0x78/0x180 [43069.552684] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.552688] RIP: 0033:0x7f25b50bdd4b [43069.552691] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.552694] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.552698] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.552700] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.552703] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.552705] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.552708] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.552714] </TASK> [43069.552719] Object 0x0000000015c7497a @offset=15872 [43069.552783] ------------[ cut here ]------------ [43069.552786] kmem_cache_destroy cifs_small_rq: Slab cache still has objects when called from exit_cifs+0x65/0x460 [cifs] [43069.552946] WARNING: CPU: 6 PID: 13873 at mm/slab_common.c:497 kmem_cache_destroy+0x10d/0x1a0 [43069.552953] Modules linked in: loop cmac nls_utf8 cifs(-) cifs_arc4 nls_ucs2_utils cifs_md4 rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace netfs nf_conntrack_netbios_ns nf_conntrack_broadcast xt_CT ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT nf_reject_ipv4 xt_conntrack ebtable_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat iptable_mangle iptable_raw iptable_security nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter sunrpc kvm_intel kvm crct10dif_pclmul crc32_pclmul ghash_clmulni_intel sha512_ssse3 sha1_ssse3 bochs drm_vram_helper drm_ttm_helper ttm drm_kms_helper drm virtio_balloon floppy ip_tables xfs virtio_net crc32c_intel net_failover sha256_ssse3 virtio_blk virtio_console failover qemu_fw_cfg [43069.553069] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B 6.9.0-rc6 #1 [43069.553260] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.553263] RIP: 0010:kmem_cache_destroy+0x10d/0x1a0 [43069.553268] Code: 48 89 ef 5b 5d 41 5c 41 5d e9 0f 08 09 00 48 8b 55 60 48 8b 4c 24 20 48 c7 c6 20 01 b6 a5 48 c7 c7 98 9d 38 a6 e8 d3 87 be ff <0f> 0b 48 c7 c7 a0 dd 9d a6 e8 d5 4c 12 01 5b 5d 41 5c 41 5d e9 8a [43069.553272] RSP: 0018:ff110001325e7df8 EFLAGS: 00010282 [43069.553276] RAX: dffffc0000000000 RBX: 1fe22000264bcfc6 RCX: 0000000000000027 [43069.553279] RDX: 0000000000000027 RSI: 0000000000000004 RDI: ff110004cb3319c8 [43069.553281] RBP: ff1100011c4dc780 R08: ffffffffa440d70e R09: ffe21c0099666339 [43069.553284] R10: ff110004cb3319cb R11: 0000000000000001 R12: 0000000000045010 [43069.553287] R13: 00000000000000b0 R14: 0000000000000000 R15: 0000000000000000 [43069.553290] FS: 00007f25b4f9d280(0000) GS:ff110004cb300000(0000) knlGS:0000000000000000 [43069.553293] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [43069.553296] CR2: 0000555e19fdfd58 CR3: 000000012da70003 CR4: 0000000000371ef0 [43069.553305] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [43069.553308] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [43069.553311] Call Trace: [43069.553313] <TASK> [43069.553315] ? __warn+0xa4/0x220 [43069.553321] ? kmem_cache_destroy+0x10d/0x1a0 [43069.553326] ? report_bug+0x1d4/0x1e0 [43069.553332] ? handle_bug+0x42/0x80 [43069.553336] ? exc_invalid_op+0x18/0x50 [43069.553341] ? asm_exc_invalid_op+0x1a/0x20 [43069.553347] ? irq_work_claim+0x1e/0x40 [43069.553354] ? kmem_cache_destroy+0x10d/0x1a0 [43069.553359] ? kmem_cache_destroy+0x10d/0x1a0 [43069.553364] exit_cifs+0x65/0x460 [cifs] [43069.553494] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.553499] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.553503] ? mark_held_locks+0x24/0x90 [43069.553508] ? __x64_sys_close+0x54/0xa0 [43069.553512] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.553516] ? kasan_quarantine_put+0x97/0x1f0 [43069.553520] ? mark_held_locks+0x24/0x90 [43069.553526] do_syscall_64+0x78/0x180 [43069.553530] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.553535] RIP: 0033:0x7f25b50bdd4b [43069.553538] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.553541] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.553545] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.553548] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.553550] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.553553] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.553555] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.553562] </TASK> [43069.553564] irq event stamp: 9810 [43069.553565] hardirqs last enabled at (9809): [<ffffffffa569d848>] _raw_spin_unlock_irq+0x28/0x50 [43069.553570] hardirqs last disabled at (9810): [<ffffffffa569d543>] _raw_spin_lock_irq+0x53/0x60 [43069.553574] softirqs last enabled at (9692): [<ffffffffa41645fc>] __irq_exit_rcu+0xfc/0x120 [43069.553579] softirqs last disabled at (9671): [<ffffffffa41645fc>] __irq_exit_rcu+0xfc/0x120 [43069.553583] ---[ end trace 0000000000000000 ]--- [43069.614650] ============================================================================= [43069.614657] BUG cifs_mpx_ids (Tainted: G B W ): Objects remaining in cifs_mpx_ids on __kmem_cache_shutdown() [43069.614662] ----------------------------------------------------------------------------- [43069.614663] Slab 0x00000000cfd8415b objects=32 used=1 fp=0x00000000bb9d9202 flags=0x17ffffe0000a40(workingset|slab|head|node=0|zone=2|lastcpupid=0x3fffff) [43069.614672] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B W 6.9.0-rc6 #1 [43069.614676] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.614679] Call Trace: [43069.614682] <TASK> [43069.614686] dump_stack_lvl+0x79/0xb0 [43069.614696] slab_err+0xb6/0xf0 [43069.614703] ? do_raw_spin_lock+0x100/0x190 [43069.614709] ? __pfx_do_raw_spin_lock+0x10/0x10 [43069.614714] ? do_raw_spin_lock+0xf8/0x190 [43069.614718] __kmem_cache_shutdown+0x176/0x310 [43069.614725] kmem_cache_destroy+0x65/0x1a0 [43069.614735] exit_cifs+0x7d/0x460 [cifs] [43069.614882] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.614888] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.614891] ? mark_held_locks+0x24/0x90 [43069.614897] ? __x64_sys_close+0x54/0xa0 [43069.614901] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.614905] ? kasan_quarantine_put+0x97/0x1f0 [43069.614910] ? mark_held_locks+0x24/0x90 [43069.614916] do_syscall_64+0x78/0x180 [43069.614921] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.614926] RIP: 0033:0x7f25b50bdd4b [43069.614931] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.614934] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.614939] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.614942] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.614945] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.614947] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.614950] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.614956] </TASK> [43069.614961] Object 0x00000000b8ccc787 @offset=7936 [43069.614967] ------------[ cut here ]------------ [43069.614969] kmem_cache_destroy cifs_mpx_ids: Slab cache still has objects when called from exit_cifs+0x7d/0x460 [cifs] [43069.615194] WARNING: CPU: 6 PID: 13873 at mm/slab_common.c:497 kmem_cache_destroy+0x10d/0x1a0 [43069.615202] Modules linked in: loop cmac nls_utf8 cifs(-) cifs_arc4 nls_ucs2_utils cifs_md4 rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace netfs nf_conntrack_netbios_ns nf_conntrack_broadcast xt_CT ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 ipt_REJECT nf_reject_ipv4 xt_conntrack ebtable_nat ip6table_nat ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_nat iptable_mangle iptable_raw iptable_security nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ip_set nfnetlink ebtable_filter ebtables ip6table_filter ip6_tables iptable_filter sunrpc kvm_intel kvm crct10dif_pclmul crc32_pclmul ghash_clmulni_intel sha512_ssse3 sha1_ssse3 bochs drm_vram_helper drm_ttm_helper ttm drm_kms_helper drm virtio_balloon floppy ip_tables xfs virtio_net crc32c_intel net_failover sha256_ssse3 virtio_blk virtio_console failover qemu_fw_cfg [43069.615308] CPU: 6 PID: 13873 Comm: rmmod Tainted: G B W 6.9.0-rc6 #1 [43069.615311] Hardware name: Red Hat KVM, BIOS 1.16.1-1.el9 04/01/2014 [43069.615313] RIP: 0010:kmem_cache_destroy+0x10d/0x1a0 [43069.615318] Code: 48 89 ef 5b 5d 41 5c 41 5d e9 0f 08 09 00 48 8b 55 60 48 8b 4c 24 20 48 c7 c6 20 01 b6 a5 48 c7 c7 98 9d 38 a6 e8 d3 87 be ff <0f> 0b 48 c7 c7 a0 dd 9d a6 e8 d5 4c 12 01 5b 5d 41 5c 41 5d e9 8a [43069.615322] RSP: 0018:ff110001325e7df8 EFLAGS: 00010282 [43069.615325] RAX: dffffc0000000000 RBX: 1fe22000264bcfc6 RCX: ffffffffa42ea6de [43069.615328] RDX: dffffc0000000000 RSI: 0000000000000008 RDI: ff110004cb336c40 [43069.615331] RBP: ff1100011c4dcc80 R08: 0000000000000001 R09: ffe21c00264bcf8d [43069.615334] R10: ff110001325e7c6f R11: 0000000000000000 R12: 0000000000045010 [43069.615336] R13: 00000000000000b0 R14: 0000000000000000 R15: 0000000000000000 [43069.615339] FS: 00007f25b4f9d280(0000) GS:ff110004cb300000(0000) knlGS:0000000000000000 [43069.615343] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [43069.615345] CR2: 0000555e19fdfd58 CR3: 000000012da70003 CR4: 0000000000371ef0 [43069.615353] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [43069.615356] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [43069.615359] Call Trace: [43069.615361] <TASK> [43069.615363] ? __warn+0xa4/0x220 [43069.615369] ? kmem_cache_destroy+0x10d/0x1a0 [43069.615374] ? report_bug+0x1d4/0x1e0 [43069.615380] ? handle_bug+0x42/0x80 [43069.615385] ? exc_invalid_op+0x18/0x50 [43069.615389] ? asm_exc_invalid_op+0x1a/0x20 [43069.615396] ? tick_nohz_tick_stopped+0x1e/0x40 [43069.615402] ? kmem_cache_destroy+0x10d/0x1a0 [43069.615407] ? kmem_cache_destroy+0x10d/0x1a0 [43069.615413] exit_cifs+0x7d/0x460 [cifs] [43069.615542] __do_sys_delete_module.constprop.0+0x23f/0x450 [43069.615546] ? __pfx___do_sys_delete_module.constprop.0+0x10/0x10 [43069.615550] ? mark_held_locks+0x24/0x90 [43069.615555] ? __x64_sys_close+0x54/0xa0 [43069.615559] ? lockdep_hardirqs_on_prepare+0x139/0x200 [43069.615562] ? kasan_quarantine_put+0x97/0x1f0 [43069.615568] ? mark_held_locks+0x24/0x90 [43069.615574] do_syscall_64+0x78/0x180 [43069.615578] entry_SYSCALL_64_after_hwframe+0x76/0x7e [43069.615583] RIP: 0033:0x7f25b50bdd4b [43069.615586] Code: 73 01 c3 48 8b 0d 3d 11 0c 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 0d 11 0c 00 f7 d8 64 89 01 48 [43069.615589] RSP: 002b:00007ffcfd0f6f08 EFLAGS: 00000206 ORIG_RAX: 00000000000000b0 [43069.615593] RAX: ffffffffffffffda RBX: 0000555e19fd57a0 RCX: 00007f25b50bdd4b [43069.615596] RDX: 000000000000000a RSI: 0000000000000800 RDI: 0000555e19fd5808 [43069.615598] RBP: 0000000000000000 R08: 00007ffcfd0f5e81 R09: 0000000000000000 [43069.615600] R10: 00007f25b512fae0 R11: 0000000000000206 R12: 00007ffcfd0f7130 [43069.615603] R13: 00007ffcfd0f86ea R14: 0000555e19fd5260 R15: 0000555e19fd57a0 [43069.615609] </TASK> [43069.615611] irq event stamp: 9810 [43069.615613] hardirqs last enabled at (9809): [<ffffffffa569d848>] _raw_spin_unlock_irq+0x28/0x50 [43069.615618] hardirqs last disabled at (9810): [<ffffffffa569d543>] _raw_spin_lock_irq+0x53/0x60 [43069.615622] softirqs last enabled at (9692): [<ffffffffa41645fc>] __irq_exit_rcu+0xfc/0x120 [43069.615627] softirqs last disabled at (9671): [<ffffffffa41645fc>] __irq_exit_rcu+0xfc/0x120 [43069.615631] ---[ end trace 0000000000000000 ]--- -- Thanks, Steve
