==================================================================
BUG: KASAN: use-after-free in cleancache_fs_enabled_mapping include/linux/cleancache.h:56 [inline]
BUG: KASAN: use-after-free in cleancache_invalidate_page include/linux/cleancache.h:110 [inline]
BUG: KASAN: use-after-free in unaccount_page_cache_page+0x6f2/0x760 mm/filemap.c:172
Read of size 4 at addr ffff8881148ee470 by task syz-executor/11238
CPU: 0 PID: 11238 Comm: syz-executor Tainted: G W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
__dump_stack+0x21/0x30 lib/dump_stack.c:88
dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106
print_address_description+0x7f/0x2c0 mm/kasan/report.c:248
__kasan_report mm/kasan/report.c:427 [inline]
kasan_report+0xf1/0x140 mm/kasan/report.c:444
__asan_report_load4_noabort+0x14/0x20 mm/kasan/report_generic.c:308
cleancache_fs_enabled_mapping include/linux/cleancache.h:56 [inline]
cleancache_invalidate_page include/linux/cleancache.h:110 [inline]
unaccount_page_cache_page+0x6f2/0x760 mm/filemap.c:172
__delete_from_page_cache+0xbe/0x420 mm/filemap.c:240
__remove_mapping+0x60b/0x930 mm/vmscan.c:1216
shrink_page_list+0x2778/0x5040 mm/vmscan.c:1824
shrink_inactive_list mm/vmscan.c:2331 [inline]
shrink_list mm/vmscan.c:2576 [inline]
shrink_lruvec+0x10f3/0x36a0 mm/vmscan.c:5793
shrink_node_memcgs mm/vmscan.c:5985 [inline]
shrink_node+0x11e9/0x2a70 mm/vmscan.c:6015
shrink_zones mm/vmscan.c:6221 [inline]
do_try_to_free_pages+0x57e/0x1550 mm/vmscan.c:6279
try_to_free_pages+0x4b3/0xba0 mm/vmscan.c:6514
__perform_reclaim mm/page_alloc.c:4955 [inline]
__alloc_pages_direct_reclaim mm/page_alloc.c:4978 [inline]
__alloc_pages_slowpath+0x1330/0x2e30 mm/page_alloc.c:5424
__alloc_pages+0x31c/0x440 mm/page_alloc.c:5821
alloc_slab_page+0x1c/0x80 mm/slub.c:-1
allocate_slab mm/slub.c:1945 [inline]
new_slab+0x393/0x4d0 mm/slub.c:2000
___slab_alloc+0x381/0x810 mm/slub.c:3033
__slab_alloc+0x49/0x90 mm/slub.c:3120
slab_alloc_node mm/slub.c:3211 [inline]
slab_alloc mm/slub.c:3255 [inline]
kmem_cache_alloc+0x138/0x260 mm/slub.c:3260
mempool_alloc_slab+0x1d/0x30 mm/mempool.c:513
mempool_alloc+0x384/0x4a0 mm/mempool.c:393
bio_alloc_bioset+0x136/0x940 block/bio.c:469
bio_alloc include/linux/bio.h:429 [inline]
submit_bh_wbc+0x1c6/0x670 fs/buffer.c:3028
submit_bh fs/buffer.c:3062 [inline]
__sync_dirty_buffer+0x21e/0x330 fs/buffer.c:3157
ext4_commit_super+0x35b/0x450 fs/ext4/super.c:5512
ext4_put_super+0x389/0xa70 fs/ext4/super.c:1213
generic_shutdown_super+0x151/0x330 fs/super.c:475
kill_block_super+0x7f/0xf0 fs/super.c:1427
deactivate_locked_super+0xa0/0x100 fs/super.c:335
deactivate_super+0xaf/0xe0 fs/super.c:366
cleanup_mnt+0x446/0x500 fs/namespace.c:1148
__cleanup_mnt+0x19/0x20 fs/namespace.c:1155
task_work_run+0x127/0x190 kernel/task_work.c:188
tracehook_notify_resume include/linux/tracehook.h:189 [inline]
exit_to_user_mode_loop+0xd0/0xe0 kernel/entry/common.c:181
exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214
__syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307
do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f7037841a77
Code: a8 ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 44 00 00 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 a8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffcf7a5e658 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 00007f70378c4d7d RCX: 00007f7037841a77
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffcf7a5e710
RBP: 00007ffcf7a5e710 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000246 R12: 00007ffcf7a5f7a0
R13: 00007f70378c4d7d R14: 0000000000088922 R15: 00007ffcf7a5f7e0
Allocated by task 11452:
kasan_save_stack mm/kasan/common.c:38 [inline]
kasan_set_track mm/kasan/common.c:45 [inline]
set_alloc_info mm/kasan/common.c:433 [inline]
____kasan_kmalloc mm/kasan/common.c:512 [inline]
__kasan_kmalloc+0xda/0x110 mm/kasan/common.c:521
kasan_kmalloc include/linux/kasan.h:227 [inline]
__kmalloc_track_caller+0x13c/0x2c0 mm/slub.c:4959
kmalloc_reserve net/core/skbuff.c:357 [inline]
__alloc_skb+0x21a/0x740 net/core/skbuff.c:428
alloc_skb include/linux/skbuff.h:1183 [inline]
nlmsg_new include/net/netlink.h:953 [inline]
audit_buffer_alloc kernel/audit.c:1799 [inline]
audit_log_start+0x3c7/0x8b0 kernel/audit.c:1917
common_lsm_audit+0xd1/0x1600 security/lsm_audit.c:457
slow_avc_audit+0x1ac/0x220 security/selinux/avc.c:802
avc_xperms_audit security/selinux/avc.c:433 [inline]
avc_has_extended_perms+0x8d3/0xdc0 security/selinux/avc.c:1107
ioctl_has_perm+0x394/0x4d0 security/selinux/hooks.c:3769
selinux_file_ioctl+0x377/0x480 security/selinux/hooks.c:-1
security_file_ioctl+0x74/0xa0 security/security.c:1556
__do_sys_ioctl fs/ioctl.c:868 [inline]
__se_sys_ioctl+0x53/0x1a0 fs/ioctl.c:860
__x64_sys_ioctl+0x7b/0x90 fs/ioctl.c:860
x64_sys_call+0x2f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:17
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
Freed by task 30:
kasan_save_stack mm/kasan/common.c:38 [inline]
kasan_set_track+0x4a/0x70 mm/kasan/common.c:45
kasan_set_free_info+0x23/0x40 mm/kasan/generic.c:370
____kasan_slab_free+0x125/0x160 mm/kasan/common.c:365
__kasan_slab_free+0x11/0x20 mm/kasan/common.c:373
kasan_slab_free include/linux/kasan.h:193 [inline]
slab_free_hook mm/slub.c:1728 [inline]
slab_free_freelist_hook+0xc2/0x190 mm/slub.c:1754
slab_free mm/slub.c:3526 [inline]
kfree+0xc4/0x270 mm/slub.c:4588
skb_free_head net/core/skbuff.c:656 [inline]
skb_release_data+0x814/0xa10 net/core/skbuff.c:678
skb_release_all net/core/skbuff.c:743 [inline]
__kfree_skb net/core/skbuff.c:757 [inline]
kfree_skb_reason net/core/skbuff.c:778 [inline]
kfree_skb+0xb9/0x2f0 net/core/skbuff.c:792
kauditd_hold_skb+0x116/0x210 kernel/audit.c:614
kauditd_send_queue+0x289/0x2d0 kernel/audit.c:769
kauditd_thread+0x4e2/0x860 kernel/audit.c:893
kthread+0x411/0x500 kernel/kthread.c:337
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:287
Last potentially related work creation:
kasan_save_stack+0x3a/0x60 mm/kasan/common.c:38
__kasan_record_aux_stack+0xd2/0x100 mm/kasan/generic.c:348
kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:358
insert_work+0x51/0x310 kernel/workqueue.c:1373
__queue_work+0x8e5/0xc60 kernel/workqueue.c:1539
queue_work_on+0xd2/0x140 kernel/workqueue.c:1566
queue_work include/linux/workqueue.h:510 [inline]
schedule_work include/linux/workqueue.h:571 [inline]
destroy_super_rcu+0xd1/0xe0 fs/super.c:172
rcu_do_batch+0x51d/0xba0 kernel/rcu/tree.c:2523
rcu_core+0x5e4/0xf80 kernel/rcu/tree.c:2763
rcu_core_si+0x9/0x10 kernel/rcu/tree.c:2776
handle_softirqs+0x250/0x560 kernel/softirq.c:583
__do_softirq kernel/softirq.c:621 [inline]
invoke_softirq kernel/softirq.c:443 [inline]
__irq_exit_rcu+0x52/0xf0 kernel/softirq.c:670
irq_exit_rcu+0x9/0x10 kernel/softirq.c:682
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1108 [inline]
sysvec_apic_timer_interrupt+0xa9/0xc0 arch/x86/kernel/apic/apic.c:1108
asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:676
Second to last potentially related work creation:
kasan_save_stack+0x3a/0x60 mm/kasan/common.c:38
__kasan_record_aux_stack+0xd2/0x100 mm/kasan/generic.c:348
kasan_record_aux_stack_noalloc+0xb/0x10 mm/kasan/generic.c:358
__call_rcu_common kernel/rcu/tree.c:3011 [inline]
call_rcu+0x105/0xfe0 kernel/rcu/tree.c:3129
__put_super+0x26b/0x2d0 fs/super.c:299
put_super fs/super.c:313 [inline]
deactivate_locked_super+0xd4/0x100 fs/super.c:346
mount_bdev+0x2cc/0x3e0 fs/super.c:1402
f2fs_mount+0x34/0x40 fs/f2fs/super.c:4705
legacy_get_tree+0xed/0x190 fs/fs_context.c:611
vfs_get_tree+0x89/0x260 fs/super.c:1530
do_new_mount+0x25a/0xa20 fs/namespace.c:3034
path_mount+0x675/0x1020 fs/namespace.c:3364
do_mount fs/namespace.c:3377 [inline]
__do_sys_mount fs/namespace.c:3585 [inline]
__se_sys_mount+0x318/0x380 fs/namespace.c:3562
__x64_sys_mount+0xbf/0xd0 fs/namespace.c:3562
x64_sys_call+0x6bf/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:166
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
The buggy address belongs to the object at ffff8881148ee000
which belongs to the cache kmalloc-2k of size 2048
The buggy address is located 1136 bytes inside of
2048-byte region [ffff8881148ee000, ffff8881148ee800)
The buggy address belongs to the page:
page:ffffea0004523a00 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1148e8
head:ffffea0004523a00 order:3 compound_mapcount:0 compound_pincount:0
flags: 0x4000000000010200(slab|head|zone=1)
raw: 4000000000010200 dead000000000100 dead000000000122 ffff888100043200
raw: 0000000000000000 0000000000080008 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
page_owner tracks the page as allocated
page last allocated via order 3, migratetype Unmovable, gfp_mask 0x1d20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC|__GFP_HARDWALL), pid 285, ts 310870071163, free_ts 292808614058
set_page_owner include/linux/page_owner.h:33 [inline]
post_alloc_hook+0x192/0x1b0 mm/page_alloc.c:2605
prep_new_page+0x1c/0x110 mm/page_alloc.c:2611
get_page_from_freelist+0x2cc5/0x2d50 mm/page_alloc.c:4485
__alloc_pages+0x18f/0x440 mm/page_alloc.c:5808
alloc_slab_page mm/slub.c:-1 [inline]
allocate_slab mm/slub.c:1937 [inline]
new_slab+0xa1/0x4d0 mm/slub.c:2000
___slab_alloc+0x381/0x810 mm/slub.c:3033
__slab_alloc+0x49/0x90 mm/slub.c:3120
slab_alloc_node mm/slub.c:3211 [inline]
slab_alloc mm/slub.c:3255 [inline]
__kmalloc+0x16a/0x2c0 mm/slub.c:4432
__kmalloc_node include/linux/slab.h:487 [inline]
kmalloc_node include/linux/slab.h:642 [inline]
kvmalloc_node+0x206/0x300 mm/util.c:621
kvmalloc include/linux/mm.h:862 [inline]
kvmalloc_array include/linux/mm.h:880 [inline]
alloc_fdtable+0x10b/0x2e0 fs/file.c:150
dup_fd+0x886/0xaa0 fs/file.c:345
copy_files+0x76/0xe0 kernel/fork.c:1620
copy_process+0x10ac/0x3210 kernel/fork.c:2336
kernel_clone+0x23f/0x940 kernel/fork.c:2737
__do_sys_clone kernel/fork.c:2863 [inline]
__se_sys_clone kernel/fork.c:2847 [inline]
__x64_sys_clone+0x176/0x1d0 kernel/fork.c:2847
x64_sys_call+0x41f/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:57
page last free stack trace:
reset_page_owner include/linux/page_owner.h:26 [inline]
free_pages_prepare mm/page_alloc.c:1472 [inline]
free_pcp_prepare mm/page_alloc.c:1544 [inline]
free_unref_page_prepare+0x542/0x550 mm/page_alloc.c:3534
free_unref_page+0xa2/0x550 mm/page_alloc.c:3616
free_the_page mm/page_alloc.c:805 [inline]
__free_pages+0x6c/0x100 mm/page_alloc.c:5884
__free_slab+0xe8/0x1e0 mm/slub.c:2025
free_slab mm/slub.c:2040 [inline]
discard_slab mm/slub.c:2046 [inline]
__unfreeze_partials+0x160/0x190 mm/slub.c:2532
put_cpu_partial+0xc6/0x120 mm/slub.c:2612
__slab_free+0x1d4/0x290 mm/slub.c:3395
do_slab_free mm/slub.c:3514 [inline]
___cache_free+0x104/0x120 mm/slub.c:3535
qlink_free+0x4d/0x90 mm/kasan/quarantine.c:157
qlist_free_all+0x5f/0xb0 mm/kasan/quarantine.c:176
kasan_quarantine_reduce+0x14a/0x170 mm/kasan/quarantine.c:283
__kasan_slab_alloc+0x2f/0xf0 mm/kasan/common.c:443
kasan_slab_alloc include/linux/kasan.h:217 [inline]
slab_post_alloc_hook+0x4f/0x2b0 mm/slab.h:550
slab_alloc_node mm/slub.c:3245 [inline]
slab_alloc mm/slub.c:3255 [inline]
kmem_cache_alloc_trace+0xfb/0x270 mm/slub.c:3272
kmalloc include/linux/slab.h:619 [inline]
usb_control_msg+0x74/0x3f0 drivers/usb/core/message.c:143
usb_clear_port_feature drivers/usb/core/hub.c:446 [inline]
hub_port_reset+0x879/0x1940 drivers/usb/core/hub.c:3071
Memory state around the buggy address:
ffff8881148ee300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff8881148ee380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>ffff8881148ee400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff8881148ee480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff8881148ee500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
==================================================================
syz-executor invoked oom-killer: gfp_mask=0x2cc0(GFP_KERNEL|__GFP_NOWARN), order=2, oom_score_adj=0
CPU: 0 PID: 11238 Comm: syz-executor Tainted: G B W syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Call Trace:
__dump_stack+0x21/0x30 lib/dump_stack.c:88
dump_stack_lvl+0xee/0x150 lib/dump_stack.c:106
dump_stack+0x15/0x20 lib/dump_stack.c:113
dump_header+0xdd/0x650 mm/oom_kill.c:473
oom_kill_process+0x1fa/0x2c0 mm/oom_kill.c:1040
out_of_memory+0x649/0xa40 mm/oom_kill.c:1183
__alloc_pages_may_oom mm/page_alloc.c:4652 [inline]
__alloc_pages_slowpath+0x1ee5/0x2e30 mm/page_alloc.c:5473
__alloc_pages+0x31c/0x440 mm/page_alloc.c:5821
__alloc_pages_node include/linux/gfp.h:595 [inline]
alloc_pages_node include/linux/gfp.h:609 [inline]
alloc_pages include/linux/gfp.h:622 [inline]
__stack_depot_save+0x37e/0x480 lib/stackdepot.c:326
kasan_save_stack mm/kasan/common.c:39 [inline]
kasan_set_track mm/kasan/common.c:45 [inline]
set_alloc_info mm/kasan/common.c:433 [inline]
____kasan_kmalloc mm/kasan/common.c:512 [inline]
__kasan_kmalloc+0xec/0x110 mm/kasan/common.c:521
kasan_kmalloc include/linux/kasan.h:227 [inline]
kmem_cache_alloc_trace+0x119/0x270 mm/slub.c:3274
kmalloc include/linux/slab.h:619 [inline]
kzalloc include/linux/slab.h:750 [inline]
kobject_uevent_env+0x272/0x700 lib/kobject_uevent.c:539
kobject_uevent+0x1d/0x30 lib/kobject_uevent.c:657
__kobject_del+0xd7/0x2f0 lib/kobject.c:625
kobject_cleanup lib/kobject.c:704 [inline]
kobject_release lib/kobject.c:744 [inline]
kref_put include/linux/kref.h:65 [inline]
kobject_put+0x1db/0x270 lib/kobject.c:761
netdev_queue_update_kobjects+0x37b/0x3e0 net/core/net-sysfs.c:1726
remove_queue_kobjects net/core/net-sysfs.c:1823 [inline]
netdev_unregister_kobject+0x112/0x250 net/core/net-sysfs.c:1976
unregister_netdevice_many+0x1486/0x1990 net/core/dev.c:11177
unregister_netdevice_queue+0x31c/0x360 net/core/dev.c:11083
unregister_netdevice include/linux/netdevice.h:3057 [inline]
__tun_detach+0xca6/0x1450 drivers/net/tun.c:686
tun_detach drivers/net/tun.c:702 [inline]
tun_chr_close+0x92/0x140 drivers/net/tun.c:3440
__fput+0x20b/0x8b0 fs/file_table.c:311
____fput+0x15/0x20 fs/file_table.c:339
task_work_run+0x127/0x190 kernel/task_work.c:188
exit_task_work include/linux/task_work.h:33 [inline]
do_exit+0xa7e/0x27a0 kernel/exit.c:889
do_group_exit+0x141/0x310 kernel/exit.c:1003
get_signal+0x66a/0x1480 kernel/signal.c:2907
arch_do_signal_or_restart+0xc1/0x10f0 arch/x86/kernel/signal.c:867
handle_signal_work kernel/entry/common.c:154 [inline]
exit_to_user_mode_loop+0xa7/0xe0 kernel/entry/common.c:178
exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214
irqentry_exit_to_user_mode+0x9/0x10 kernel/entry/common.c:320
irqentry_exit+0x12/0x40 kernel/entry/common.c:411
exc_page_fault+0x5e/0xb0 arch/x86/mm/fault.c:1568
asm_exc_page_fault+0x27/0x30 arch/x86/include/asm/idtentry.h:606
RIP: 0033:0x7f70378072a5
Code: Unable to access opcode bytes at RIP 0x7f703780727b.
RSP: 002b:00007ffcf7a5f058 EFLAGS: 00010297
RAX: 0000000000000000 RBX: 00007ffcf7a5f0e0 RCX: 0000000000000000
RDX: 00007f7037a69fc8 RSI: 0000008cbfff5468 RDI: 00007f7037a69fa0
RBP: 0000000000000003 R08: 00007ffcf7a5f07c R09: 00007ffcf7a5f497
R10: 00007ffcf7a5f0e0 R11: 0000000000000212 R12: 00007f7037a69be0
R13: 00007ffcf7a5f07c R14: 0000000000000000 R15: 00007f7037a6b020
Mem-Info:
active_anon:0 inactive_anon:0 isolated_anon:0
active_file:91 inactive_file:0 isolated_file:0
unevictable:857 dirty:0 writeback:0
slab_reclaimable:9054 slab_unreclaimable:76677
mapped:31238 shmem:0 pagetables:546 bounce:0
kernel_misc_reclaimable:0
free:31534 free_pcp:0 free_cma:0
Node 0 active_anon:0kB inactive_anon:0kB active_file:188kB inactive_file:176kB unevictable:3428kB isolated(anon):0kB isolated(file):0kB mapped:124952kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB kernel_stack:18656kB pagetables:2184kB all_unreclaimable? yes
DMA32 free:62552kB min:62612kB low:78264kB high:93916kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:3145324kB managed:2982944kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 3941 3941
Normal free:63584kB min:84840kB low:106048kB high:127256kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:560kB inactive_file:0kB unevictable:3428kB writepending:0kB present:5242880kB managed:4036096kB mlocked:3428kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0
DMA32: 8*4kB (UM) 5*8kB (UM) 5*16kB (M) 6*32kB (UM) 6*64kB (M) 5*128kB (M) 5*256kB (M) 5*512kB (M) 6*1024kB (UM) 3*2048kB (UM) 11*4096kB (M) = 62552kB
Normal: 366*4kB (UME) 223*8kB (UME) 119*16kB (UME) 90*32kB (UME) 60*64kB (UME) 42*128kB (UM) 33*256kB (UM) 18*512kB (M) 14*1024kB (UM) 7*2048kB (UM) 0*4096kB = 63584kB
604 total pagecache pages
18 pages in swap cache
Swap cache stats: add 33201, delete 33183, find 3111/3215
Free swap = 80868kB
Total swap = 124996kB
2097051 pages RAM
0 pages HighMem/MovableOnly
342291 pages reserved
0 pages cma reserved
Unreclaimable slab info:
Name Used Total
9p-fcall-cache-45 187KB 187KB
bio_fallback_crypt_ctx 27KB 27KB
pid_3 8KB 8KB
pid_2 153KB 153KB
AF_VSOCK 93KB 93KB
IEEE-802.15.4-MAC 31KB 31KB
IEEE-802.15.4-RAW 32KB 32KB
p9_req_t 7KB 7KB
TIPC 135KB 135KB
can_receiver 59KB 59KB
bridge_fdb_cache 15KB 15KB
nf-frags 3KB 3KB
xfrm6_tunnel_spi 8KB 8KB
ip6-frags 11KB 11KB
fib6_nodes 178KB 204KB
ip6_dst_cache 205KB 273KB
PINGv6 63KB 63KB
RAWv6 284KB 284KB
UDPLITEv6 63KB 63KB
UDPv6 94KB 94KB
tw_sock_TCPv6 7KB 7KB
request_sock_TCPv6 15KB 15KB
TCPv6 189KB 189KB
nf_conntrack 15KB 15KB
fq_flow_cache 7KB 7KB
ashmem_area_cache 15KB 15KB
wg_peer 156KB 156KB
allowedips_node 23KB 23KB
sd_ext_cdb 3KB 3KB
scsi_sense_cache 1348KB 1348KB
virtio_scsi_cmd 16KB 16KB
bio-160 100KB 124KB
sgpool-128 29KB 29KB
sgpool-64 318KB 318KB
sgpool-32 141KB 141KB
sgpool-16 82KB 82KB
sgpool-8 142KB 142KB
io_kiocb 30KB 30KB
bio-248 3KB 3KB
f2fs_bio_iostat_ctx 159KB 159KB
f2fs_bio_post_read_ctx 15KB 15KB
fuse_request 49KB 68KB
jbd2_inode 7KB 7KB
ext4_system_zone 7KB 7KB
ext4_io_end_vec 19KB 19KB
ext4_bio_post_read_ctx 15KB 15KB
kioctx 31KB 31KB
aio_kiocb 8KB 8KB
userfaultfd_ctx_cache 8KB 8KB
dio 31KB 31KB
fasync_cache 8KB 8KB
pid_namespace 7KB 7KB
posix_timers_cache 19KB 19KB
kvm_vcpu 65KB 131KB
kvm_mmu_page_header 120KB 120KB
pte_list_desc 86KB 86KB
x86_emulator 180KB 180KB
x86_fpu 181KB 362KB
UNIX-STREAM 80KB 157KB
UNIX 504KB 504KB
ip4-frags 7KB 7KB
UDP-Lite 31KB 31KB
tcp_bind_bucket 8KB 8KB
inet_peer_cache 8KB 8KB
xfrm_dst_cache 149KB 181KB
xfrm_state 252KB 330KB
ip_fib_trie 48KB 48KB
ip_fib_alias 126KB 126KB
ip_dst_cache 88KB 152KB
PING 92KB 92KB
RAW 102KB 138KB
UDP 141KB 141KB
tw_sock_TCP 3KB 3KB
request_sock_TCP 15KB 15KB
TCP 221KB 221KB
bio-280 15KB 15KB
ep_head 8KB 8KB
eventpoll_pwq 7KB 7KB
eventpoll_epi 11KB 11KB
inotify_inode_mark 59KB 59KB
bio_crypt_ctx 15KB 15KB
request_queue 270KB 477KB
blkdev_ioc 51KB 51KB
bio-224 3198KB 3198KB
biovec-max 565KB 565KB
biovec-64 204KB 204KB
biovec-16 30KB 30KB
khugepaged_mm_slot 7KB 7KB
user_namespace 30KB 30KB
uid_cache 8KB 8KB
dmaengine-unmap-2 4KB 4KB
audit_buffer 103KB 103KB
skbuff_ext_cache 8KB 8KB
skbuff_fclone_cache 278KB 285KB
skbuff_head_cache 2984KB 3120KB
configfs_dir_cache 7KB 7KB
file_lock_cache 237KB 237KB
file_lock_ctx 7KB 7KB
fsnotify_mark_connector 23KB 23KB
taskstats 69KB 92KB
mem_cgroup_per_node 63KB 63KB
mem_cgroup 120KB 120KB
proc_dir_entry 444KB 444KB
pde_opener 7KB 7KB
seq_file 246KB 246KB
sigqueue 82KB 82KB
shmem_inode_cache 2753KB 2844KB
kernfs_iattrs_cache 7KB 7KB
kernfs_node_cache 13276KB 13398KB
mnt_cache 189KB 189KB
filp 2976KB 3165KB
names_cache 87520KB 88744KB
net_namespace 128KB 128KB
hashtab_node 87KB 87KB
ebitmap_node 425KB 425KB
avtab_node 191KB 191KB
avc_node 2351KB 2519KB
lsm_inode_cache 2292KB 2292KB
lsm_file_cache 316KB 316KB
key_jar 15KB 15KB
uts_namespace 15KB 15KB
nsproxy 23KB 23KB
vm_area_struct 2488KB 2596KB
fs_cache 44KB 44KB
files_cache 208KB 231KB
signal_cache 976KB 990KB
sighand_cache 1340KB 1378KB
task_struct 5233KB 5332KB
cred_jar 312KB 328KB
anon_vma_chain 724KB 724KB
anon_vma 159KB 169KB
pid 129KB 129KB
Acpi-Operand 212KB 237KB
Acpi-ParseExt 23KB 23KB
Acpi-Parse 126KB 126KB
Acpi-State 74KB 90KB
Acpi-Namespace 28KB 28KB
perf_event 15KB 15KB
trace_event_file 175KB 175KB
ftrace_event_field 312KB 312KB
pool_workqueue 112KB 112KB
task_group 15KB 15KB
mm_struct 346KB 346KB
vmap_area 409KB 409KB
kmalloc-8k 14880KB 15488KB
kmalloc-4k 42672KB 48832KB
kmalloc-2k 23180KB 24672KB
kmalloc-1k 12574KB 14272KB
kmalloc-512 9627KB 10624KB
kmalloc-256 16979KB 17216KB
kmalloc-192 1090KB 1208KB
kmalloc-128 880KB 960KB
kmalloc-96 335KB 380KB
kmalloc-64 2230KB 2340KB
kmalloc-32 1050KB 1120KB
kmalloc-16 315KB 356KB
kmalloc-8 425KB 434KB
kmem_cache_node 36KB 36KB
kmem_cache 110KB 110KB
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=syz6,mems_allowed=0,global_oom,task_memcg=/syz9,task=syz.9.2735,pid=11458,uid=0
Out of memory: Killed process 11459 (syz.9.2735) total-vm:98324kB, anon-rss:0kB, file-rss:22336kB, shmem-rss:0kB, UID:0 pgtables:160kB oom_score_adj:1000