bucket 0:20 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:21 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:21 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:22 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:22 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:23 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:23 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:24 gen 0 has wrong data_type: got free, should be journal, fixing
bucket 0:24 gen 0 data type journal has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:26 gen 0 has wrong data_type: got free, should be btree, fixing
bucket 0:26 gen 0 data type btree has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:27 gen 0 has wrong data_type: got btree, should be need_discard, fixing
bucket 0:27 gen 0 data type need_discard has wrong dirty_sectors: got 256, should be 0, fixing
bucket 0:29 gen 0 has wrong data_type: got free, should be btree, fixing
bucket 0:29 gen 0 data type btree has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:32 gen 0 has wrong data_type: got sb, should be btree, fixing
bucket 0:34 gen 0 has wrong data_type: got user, should be need_discard, fixing
bucket 0:34 gen 0 data type need_discard has wrong dirty_sectors: got 16, should be 0, fixing
bucket 0:35 gen 0 has wrong data_type: got free, should be btree, fixing
bucket 0:35 gen 0 data type btree has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:38 gen 0 has wrong data_type: got free, should be btree, fixing
bucket 0:38 gen 0 data type btree has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:41 gen 0 has wrong data_type: got free, should be btree, fixing
bucket 0:41 gen 0 data type btree has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:120 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:120 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:121 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:121 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:122 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:122 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:123 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:123 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:124 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:124 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:125 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:125 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:126 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:126 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
bucket 0:127 gen 0 has wrong data_type: got free, should be sb, fixing
bucket 0:127 gen 0 data type sb has wrong dirty_sectors: got 0, should be 256, fixing
done
bcachefs (loop0): going read-write
bcachefs (loop0): journal_replay...
bcachefs (loop0): bch2_journal_replay(): error erofs_journal_err
bcachefs (loop0): bch2_fs_recovery(): error erofs_journal_err
bcachefs (loop0): bch2_fs_start(): error starting filesystem erofs_journal_err
bcachefs (loop0): shutting down
bcachefs (loop0): shutdown complete
=============================================================================
======================================================
WARNING: possible circular locking dependency detected
6.14.0-rc2-syzkaller-00039-g09fbf3d50205 #0 Not tainted
------------------------------------------------------
syz.0.0/5319 is trying to acquire lock:
ffffffff8e814418 ((console_sem).lock){-...}-{2:2}, at: down_trylock+0x20/0xa0 kernel/locking/semaphore.c:139
but task is already holding lock:
ffff8880409dbc18 (&n->list_lock){-.-.}-{3:3}, at: spin_lock_irq include/linux/spinlock.h:376 [inline]
ffff8880409dbc18 (&n->list_lock){-.-.}-{3:3}, at: free_partial mm/slub.c:5609 [inline]
ffff8880409dbc18 (&n->list_lock){-.-.}-{3:3}, at: __kmem_cache_shutdown+0x9c/0x430 mm/slub.c:5647
which lock already depends on the new lock.
the existing dependency chain (in reverse order) is:
-> #4 (&n->list_lock){-.-.}-{3:3}:
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
get_partial_node+0x37/0x3f0 mm/slub.c:2834
get_any_partial mm/slub.c:2918 [inline]
get_partial mm/slub.c:2952 [inline]
___slab_alloc+0xdf1/0x14a0 mm/slub.c:3806
__slab_alloc+0x58/0xa0 mm/slub.c:3916
__slab_alloc_node mm/slub.c:3991 [inline]
slab_alloc_node mm/slub.c:4152 [inline]
kmem_cache_alloc_noprof+0x268/0x380 mm/slub.c:4171
kmem_alloc_batch lib/debugobjects.c:371 [inline]
fill_pool+0x260/0x680 lib/debugobjects.c:403
debug_objects_fill_pool lib/debugobjects.c:725 [inline]
debug_object_activate+0x493/0x580 lib/debugobjects.c:814
debug_hrtimer_activate kernel/time/hrtimer.c:455 [inline]
debug_activate kernel/time/hrtimer.c:496 [inline]
enqueue_hrtimer+0x30/0x3c0 kernel/time/hrtimer.c:1100
__run_hrtimer kernel/time/hrtimer.c:1818 [inline]
__hrtimer_run_queues+0x6cb/0xd30 kernel/time/hrtimer.c:1865
hrtimer_interrupt+0x403/0xa40 kernel/time/hrtimer.c:1927
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1038 [inline]
__sysvec_apic_timer_interrupt+0x110/0x420 arch/x86/kernel/apic/apic.c:1055
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline]
sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1049
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
sized_strscpy+0x9d/0x2b0 lib/string.c:149
__update_page_owner_handle mm/page_owner.c:251 [inline]
__set_page_owner+0x285/0x800 mm/page_owner.c:325
set_page_owner include/linux/page_owner.h:32 [inline]
post_alloc_hook+0x1f4/0x240 mm/page_alloc.c:1551
prep_new_page mm/page_alloc.c:1559 [inline]
get_page_from_freelist+0x365c/0x37a0 mm/page_alloc.c:3477
__alloc_frozen_pages_noprof+0x292/0x710 mm/page_alloc.c:4739
alloc_pages_mpol+0x311/0x660 mm/mempolicy.c:2270
folio_alloc_mpol_noprof mm/mempolicy.c:2289 [inline]
vma_alloc_folio_noprof+0x12b/0x260 mm/mempolicy.c:2324
folio_prealloc+0x2e/0x170
do_cow_fault mm/memory.c:5416 [inline]
do_fault mm/memory.c:5528 [inline]
do_pte_missing mm/memory.c:4047 [inline]
handle_pte_fault mm/memory.c:5889 [inline]
__handle_mm_fault+0x20bd/0x70f0 mm/memory.c:6032
handle_mm_fault+0x3e5/0x8d0 mm/memory.c:6201
do_user_addr_fault arch/x86/mm/fault.c:1337 [inline]
handle_page_fault arch/x86/mm/fault.c:1480 [inline]
exc_page_fault+0x459/0x8b0 arch/x86/mm/fault.c:1538
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
-> #3 (hrtimer_bases.lock){-.-.}-{2:2}:
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
lock_hrtimer_base kernel/time/hrtimer.c:181 [inline]
hrtimer_start_range_ns+0xf9/0xfa0 kernel/time/hrtimer.c:1341
hrtimer_start include/linux/hrtimer.h:260 [inline]
start_dl_timer+0x36a/0x4e0 kernel/sched/deadline.c:1190
enqueue_dl_entity+0x1056/0x1db0 kernel/sched/deadline.c:2076
dl_server_start+0xe2/0x2a0 kernel/sched/deadline.c:1671
enqueue_task_fair+0x9d7/0xd40 kernel/sched/fair.c:7010
enqueue_task+0x73/0x3d0 kernel/sched/core.c:2069
activate_task kernel/sched/core.c:2116 [inline]
wake_up_new_task+0x576/0xc70 kernel/sched/core.c:4878
kernel_clone+0x4ee/0x8e0 kernel/fork.c:2846
user_mode_thread+0x132/0x1a0 kernel/fork.c:2893
rest_init+0x23/0x300 init/main.c:708
start_kernel+0x484/0x510 init/main.c:1099
x86_64_start_reservations+0x2a/0x30 arch/x86/kernel/head64.c:515
x86_64_start_kernel+0x9f/0xa0 arch/x86/kernel/head64.c:496
common_startup_64+0x13e/0x147
-> #2 (&rq->__lock){-.-.}-{2:2}:
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
_raw_spin_lock_nested+0x31/0x40 kernel/locking/spinlock.c:378
raw_spin_rq_lock_nested+0x2a/0x140 kernel/sched/core.c:598
raw_spin_rq_lock kernel/sched/sched.h:1521 [inline]
task_rq_lock+0xc6/0x360 kernel/sched/core.c:700
cgroup_move_task+0x9b/0x5a0 kernel/sched/psi.c:1161
css_set_move_task+0x72e/0x950 kernel/cgroup/cgroup.c:898
cgroup_post_fork+0x256/0x880 kernel/cgroup/cgroup.c:6691
copy_process+0x39e9/0x3d50 kernel/fork.c:2629
kernel_clone+0x226/0x8e0 kernel/fork.c:2815
user_mode_thread+0x132/0x1a0 kernel/fork.c:2893
rest_init+0x23/0x300 init/main.c:708
start_kernel+0x484/0x510 init/main.c:1099
x86_64_start_reservations+0x2a/0x30 arch/x86/kernel/head64.c:515
x86_64_start_kernel+0x9f/0xa0 arch/x86/kernel/head64.c:496
common_startup_64+0x13e/0x147
-> #1 (&p->pi_lock){-.-.}-{2:2}:
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
class_raw_spinlock_irqsave_constructor include/linux/spinlock.h:551 [inline]
try_to_wake_up+0xc2/0x1470 kernel/sched/core.c:4213
up+0x72/0x90 kernel/locking/semaphore.c:191
__up_console_sem kernel/printk/printk.c:343 [inline]
__console_unlock+0x123/0x1f0 kernel/printk/printk.c:2869
__console_flush_and_unlock kernel/printk/printk.c:3271 [inline]
console_unlock+0x18f/0x3b0 kernel/printk/printk.c:3309
vga_remove_vgacon+0xbe/0xd0 drivers/pci/vgaarb.c:186
virtio_gpu_pci_quirk drivers/gpu/drm/virtio/virtgpu_drv.c:62 [inline]
virtio_gpu_probe+0x33f/0x3c0 drivers/gpu/drm/virtio/virtgpu_drv.c:93
virtio_dev_probe+0x931/0xc80 drivers/virtio/virtio.c:341
really_probe+0x2b9/0xad0 drivers/base/dd.c:658
__driver_probe_device+0x1a2/0x390 drivers/base/dd.c:800
driver_probe_device+0x50/0x430 drivers/base/dd.c:830
__driver_attach+0x45f/0x710 drivers/base/dd.c:1216
bus_for_each_dev+0x239/0x2b0 drivers/base/bus.c:370
bus_add_driver+0x346/0x670 drivers/base/bus.c:678
driver_register+0x23a/0x320 drivers/base/driver.c:249
do_one_initcall+0x248/0x870 init/main.c:1257
do_initcall_level+0x157/0x210 init/main.c:1319
do_initcalls+0x3f/0x80 init/main.c:1335
kernel_init_freeable+0x435/0x5d0 init/main.c:1568
kernel_init+0x1d/0x2b0 init/main.c:1457
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:148
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
-> #0 ((console_sem).lock){-...}-{2:2}:
check_prev_add kernel/locking/lockdep.c:3163 [inline]
check_prevs_add kernel/locking/lockdep.c:3282 [inline]
validate_chain+0x18ef/0x5920 kernel/locking/lockdep.c:3906
__lock_acquire+0x1397/0x2100 kernel/locking/lockdep.c:5228
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
down_trylock+0x20/0xa0 kernel/locking/semaphore.c:139
__down_trylock_console_sem+0x109/0x250 kernel/printk/printk.c:326
console_trylock kernel/printk/printk.c:2852 [inline]
console_trylock_spinning kernel/printk/printk.c:2009 [inline]
vprintk_emit+0x3d7/0xa10 kernel/printk/printk.c:2431
_printk+0xd5/0x120 kernel/printk/printk.c:2457
slab_bug+0x6d/0xc0 mm/slub.c:1028
slab_err+0x130/0x190 mm/slub.c:1129
list_slab_objects mm/slub.c:5580 [inline]
free_partial mm/slub.c:5615 [inline]
__kmem_cache_shutdown+0x134/0x430 mm/slub.c:5647
kmem_cache_destroy+0x76/0x160 mm/slab_common.c:530
bio_put_slab block/bio.c:155 [inline]
bioset_exit+0x54e/0x650 block/bio.c:1662
__bch2_fs_free fs/bcachefs/super.c:594 [inline]
bch2_fs_release+0x53a/0x7b0 fs/bcachefs/super.c:624
kobject_cleanup lib/kobject.c:689 [inline]
kobject_release lib/kobject.c:720 [inline]
kref_put include/linux/kref.h:65 [inline]
kobject_put+0x22f/0x480 lib/kobject.c:737
bch2_fs_get_tree+0xdc4/0x1740 fs/bcachefs/fs.c:2299
vfs_get_tree+0x90/0x2b0 fs/super.c:1814
do_new_mount+0x2be/0xb40 fs/namespace.c:3560
do_mount fs/namespace.c:3900 [inline]
__do_sys_mount fs/namespace.c:4111 [inline]
__se_sys_mount+0x2d6/0x3c0 fs/namespace.c:4088
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
other info that might help us debug this:
Chain exists of:
(console_sem).lock --> hrtimer_bases.lock --> &n->list_lock
Possible unsafe locking scenario:
CPU0 CPU1
---- ----
lock(&n->list_lock);
lock(hrtimer_bases.lock);
lock(&n->list_lock);
lock((console_sem).lock);
*** DEADLOCK ***
4 locks held by syz.0.0/5319:
#0: ffffffff8f063128 (bio_slab_lock){+.+.}-{4:4}, at: bio_put_slab block/bio.c:140 [inline]
#0: ffffffff8f063128 (bio_slab_lock){+.+.}-{4:4}, at: bioset_exit+0x42f/0x650 block/bio.c:1662
#1: ffffffff8e7d49f0 (cpu_hotplug_lock){++++}-{0:0}, at: kmem_cache_destroy+0x3e/0x160 mm/slab_common.c:517
#2: ffffffff8ea22490 (slab_mutex){+.+.}-{4:4}, at: kmem_cache_destroy+0x4c/0x160 mm/slab_common.c:518
#3: ffff8880409dbc18 (&n->list_lock){-.-.}-{3:3}, at: spin_lock_irq include/linux/spinlock.h:376 [inline]
#3: ffff8880409dbc18 (&n->list_lock){-.-.}-{3:3}, at: free_partial mm/slub.c:5609 [inline]
#3: ffff8880409dbc18 (&n->list_lock){-.-.}-{3:3}, at: __kmem_cache_shutdown+0x9c/0x430 mm/slub.c:5647
stack backtrace:
CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Not tainted 6.14.0-rc2-syzkaller-00039-g09fbf3d50205 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
print_circular_bug+0x13a/0x1b0 kernel/locking/lockdep.c:2076
check_noncircular+0x36a/0x4a0 kernel/locking/lockdep.c:2208
check_prev_add kernel/locking/lockdep.c:3163 [inline]
check_prevs_add kernel/locking/lockdep.c:3282 [inline]
validate_chain+0x18ef/0x5920 kernel/locking/lockdep.c:3906
__lock_acquire+0x1397/0x2100 kernel/locking/lockdep.c:5228
lock_acquire+0x1ed/0x550 kernel/locking/lockdep.c:5851
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0xd5/0x120 kernel/locking/spinlock.c:162
down_trylock+0x20/0xa0 kernel/locking/semaphore.c:139
__down_trylock_console_sem+0x109/0x250 kernel/printk/printk.c:326
console_trylock kernel/printk/printk.c:2852 [inline]
console_trylock_spinning kernel/printk/printk.c:2009 [inline]
vprintk_emit+0x3d7/0xa10 kernel/printk/printk.c:2431
_printk+0xd5/0x120 kernel/printk/printk.c:2457
slab_bug+0x6d/0xc0 mm/slub.c:1028
slab_err+0x130/0x190 mm/slub.c:1129
list_slab_objects mm/slub.c:5580 [inline]
free_partial mm/slub.c:5615 [inline]
__kmem_cache_shutdown+0x134/0x430 mm/slub.c:5647
kmem_cache_destroy+0x76/0x160 mm/slab_common.c:530
bio_put_slab block/bio.c:155 [inline]
bioset_exit+0x54e/0x650 block/bio.c:1662
__bch2_fs_free fs/bcachefs/super.c:594 [inline]
bch2_fs_release+0x53a/0x7b0 fs/bcachefs/super.c:624
kobject_cleanup lib/kobject.c:689 [inline]
kobject_release lib/kobject.c:720 [inline]
kref_put include/linux/kref.h:65 [inline]
kobject_put+0x22f/0x480 lib/kobject.c:737
bch2_fs_get_tree+0xdc4/0x1740 fs/bcachefs/fs.c:2299
vfs_get_tree+0x90/0x2b0 fs/super.c:1814
do_new_mount+0x2be/0xb40 fs/namespace.c:3560
do_mount fs/namespace.c:3900 [inline]
__do_sys_mount fs/namespace.c:4111 [inline]
__se_sys_mount+0x2d6/0x3c0 fs/namespace.c:4088
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff48138e58a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff48226fe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ff48226fef0 RCX: 00007ff48138e58a
RDX: 0000400000000000 RSI: 0000400000000040 RDI: 00007ff48226feb0
RBP: 0000400000000000 R08: 00007ff48226fef0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000400000000040
R13: 00007ff48226feb0 R14: 000000000000593f R15: 0000400000000380
BUG bio-464 (Not tainted): Objects remaining in bio-464 on __kmem_cache_shutdown()
-----------------------------------------------------------------------------
Slab 0xffffea000110e280 objects=12 used=2 fp=0xffff88804438a500 flags=0x4fff00000000240(workingset|head|node=1|zone=1|lastcpupid=0x7ff)
CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Not tainted 6.14.0-rc2-syzkaller-00039-g09fbf3d50205 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
slab_err+0x15a/0x190 mm/slub.c:1131
list_slab_objects mm/slub.c:5580 [inline]
free_partial mm/slub.c:5615 [inline]
__kmem_cache_shutdown+0x134/0x430 mm/slub.c:5647
kmem_cache_destroy+0x76/0x160 mm/slab_common.c:530
bio_put_slab block/bio.c:155 [inline]
bioset_exit+0x54e/0x650 block/bio.c:1662
__bch2_fs_free fs/bcachefs/super.c:594 [inline]
bch2_fs_release+0x53a/0x7b0 fs/bcachefs/super.c:624
kobject_cleanup lib/kobject.c:689 [inline]
kobject_release lib/kobject.c:720 [inline]
kref_put include/linux/kref.h:65 [inline]
kobject_put+0x22f/0x480 lib/kobject.c:737
bch2_fs_get_tree+0xdc4/0x1740 fs/bcachefs/fs.c:2299
vfs_get_tree+0x90/0x2b0 fs/super.c:1814
do_new_mount+0x2be/0xb40 fs/namespace.c:3560
do_mount fs/namespace.c:3900 [inline]
__do_sys_mount fs/namespace.c:4111 [inline]
__se_sys_mount+0x2d6/0x3c0 fs/namespace.c:4088
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff48138e58a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff48226fe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ff48226fef0 RCX: 00007ff48138e58a
RDX: 0000400000000000 RSI: 0000400000000040 RDI: 00007ff48226feb0
RBP: 0000400000000000 R08: 00007ff48226fef0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000400000000040
R13: 00007ff48226feb0 R14: 000000000000593f R15: 0000400000000380
Object 0xffff88804438a000 @offset=0
Object 0xffff88804438a280 @offset=640
=============================================================================
BUG bio-464 (Tainted: G B ): Objects remaining in bio-464 on __kmem_cache_shutdown()
-----------------------------------------------------------------------------
Slab 0xffffea000110e600 objects=12 used=6 fp=0xffff888044398c80 flags=0x4fff00000000240(workingset|head|node=1|zone=1|lastcpupid=0x7ff)
CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Tainted: G B 6.14.0-rc2-syzkaller-00039-g09fbf3d50205 #0
Tainted: [B]=BAD_PAGE
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0x241/0x360 lib/dump_stack.c:120
slab_err+0x15a/0x190 mm/slub.c:1131
list_slab_objects mm/slub.c:5580 [inline]
free_partial mm/slub.c:5615 [inline]
__kmem_cache_shutdown+0x134/0x430 mm/slub.c:5647
kmem_cache_destroy+0x76/0x160 mm/slab_common.c:530
bio_put_slab block/bio.c:155 [inline]
bioset_exit+0x54e/0x650 block/bio.c:1662
__bch2_fs_free fs/bcachefs/super.c:594 [inline]
bch2_fs_release+0x53a/0x7b0 fs/bcachefs/super.c:624
kobject_cleanup lib/kobject.c:689 [inline]
kobject_release lib/kobject.c:720 [inline]
kref_put include/linux/kref.h:65 [inline]
kobject_put+0x22f/0x480 lib/kobject.c:737
bch2_fs_get_tree+0xdc4/0x1740 fs/bcachefs/fs.c:2299
vfs_get_tree+0x90/0x2b0 fs/super.c:1814
do_new_mount+0x2be/0xb40 fs/namespace.c:3560
do_mount fs/namespace.c:3900 [inline]
__do_sys_mount fs/namespace.c:4111 [inline]
__se_sys_mount+0x2d6/0x3c0 fs/namespace.c:4088
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff48138e58a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff48226fe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ff48226fef0 RCX: 00007ff48138e58a
RDX: 0000400000000000 RSI: 0000400000000040 RDI: 00007ff48226feb0
RBP: 0000400000000000 R08: 00007ff48226fef0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000400000000040
R13: 00007ff48226feb0 R14: 000000000000593f R15: 0000400000000380
Object 0xffff888044398f00 @offset=3840
Object 0xffff888044399180 @offset=4480
Object 0xffff888044399400 @offset=5120
Object 0xffff888044399680 @offset=5760
Object 0xffff888044399900 @offset=6400
Object 0xffff888044399b80 @offset=7040
------------[ cut here ]------------
kmem_cache_destroy bio-464: Slab cache still has objects when called from bio_put_slab block/bio.c:155 [inline]
kmem_cache_destroy bio-464: Slab cache still has objects when called from bioset_exit+0x54e/0x650 block/bio.c:1662
WARNING: CPU: 0 PID: 5319 at mm/slab_common.c:533 kmem_cache_destroy+0x153/0x160 mm/slab_common.c:532
Modules linked in:
CPU: 0 UID: 0 PID: 5319 Comm: syz.0.0 Tainted: G B 6.14.0-rc2-syzkaller-00039-g09fbf3d50205 #0
Tainted: [B]=BAD_PAGE
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014
RIP: 0010:kmem_cache_destroy+0x153/0x160 mm/slab_common.c:532
Code: 3f 18 48 89 de 5b 41 5e 5d e9 f9 2a 14 00 90 48 8b 53 60 48 c7 c7 0f 6e 0a 8e 48 c7 c6 48 6e 0a 8e 48 89 e9 e8 7e 85 79 ff 90 <0f> 0b 90 90 e9 25 ff ff ff 0f 1f 40 00 90 90 90 90 90 90 90 90 90
RSP: 0018:ffffc9000d2e7870 EFLAGS: 00010246
RAX: 85c2892ee92d0400 RBX: ffff888041d548c0 RCX: ffff88801cd74880
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffffff84c6b2be R08: ffffffff817ffc22 R09: 1ffff11003f8519a
R10: dffffc0000000000 R11: ffffed1003f8519b R12: 00000000000001d0
R13: 1ffff1100a640176 R14: 0000000000000001 R15: ffff88804400af88
FS: 00007ff4822706c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005555913185f8 CR3: 000000004322e000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
bio_put_slab block/bio.c:155 [inline]
bioset_exit+0x54e/0x650 block/bio.c:1662
__bch2_fs_free fs/bcachefs/super.c:594 [inline]
bch2_fs_release+0x53a/0x7b0 fs/bcachefs/super.c:624
kobject_cleanup lib/kobject.c:689 [inline]
kobject_release lib/kobject.c:720 [inline]
kref_put include/linux/kref.h:65 [inline]
kobject_put+0x22f/0x480 lib/kobject.c:737
bch2_fs_get_tree+0xdc4/0x1740 fs/bcachefs/fs.c:2299
vfs_get_tree+0x90/0x2b0 fs/super.c:1814
do_new_mount+0x2be/0xb40 fs/namespace.c:3560
do_mount fs/namespace.c:3900 [inline]
__do_sys_mount fs/namespace.c:4111 [inline]
__se_sys_mount+0x2d6/0x3c0 fs/namespace.c:4088
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7ff48138e58a
Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 1a 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ff48226fe68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007ff48226fef0 RCX: 00007ff48138e58a
RDX: 0000400000000000 RSI: 0000400000000040 RDI: 00007ff48226feb0
RBP: 0000400000000000 R08: 00007ff48226fef0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000400000000040
R13: 00007ff48226feb0 R14: 000000000000593f R15: 0000400000000380