kmem_cache_node           51KB         51KB
kmem_cache                82KB         82KB
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=syz3,mems_allowed=0,global_oom,task_memcg=/syz3,task=syz-executor.3,pid=298,uid=0
BUG: sleeping function called from invalid context at kernel/locking/mutex.c:577
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 298, name: syz-executor.3
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
3 locks held by syz-executor.3/298:
 #0: ffff88801b5a1920 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:832 [inline]
 #0: ffff88801b5a1920 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x151a/0x2130 mm/filemap.c:3124
 #1: ffffffff85278aa8 (oom_lock){+.+.}-{3:3}, at: __alloc_pages_may_oom mm/page_alloc.c:4281 [inline]
 #1: ffffffff85278aa8 (oom_lock){+.+.}-{3:3}, at: __alloc_pages_slowpath.constprop.0+0xcc9/0x1f10 mm/page_alloc.c:5063
 #2: ffff88800fa3be20 (&p->alloc_lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:354 [inline]
 #2: ffff88800fa3be20 (&p->alloc_lock){+.+.}-{2:2}, at: task_lock include/linux/sched/task.h:170 [inline]
 #2: ffff88800fa3be20 (&p->alloc_lock){+.+.}-{2:2}, at: find_lock_task_mm+0xe3/0x2b0 mm/oom_kill.c:144
Preemption disabled at:
[<0000000000000000>] 0x0
CPU: 1 PID: 298 Comm: syz-executor.3 Not tainted 5.16.0-next-20220120 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106
 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9583
 __mutex_lock_common kernel/locking/mutex.c:577 [inline]
 __mutex_lock+0x9e/0x1480 kernel/locking/mutex.c:733
 futex_cleanup_begin kernel/futex/core.c:1058 [inline]
 futex_exit_release+0x2d/0x220 kernel/futex/core.c:1110
 __oom_kill_process+0x373/0xf90 mm/oom_kill.c:893
 oom_kill_process+0xd7/0x5c0 mm/oom_kill.c:1003
 out_of_memory+0x11e7/0x14b0 mm/oom_kill.c:1114
 __alloc_pages_may_oom mm/page_alloc.c:4332 [inline]
 __alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5063
 __alloc_pages+0x403/0x4e0 mm/page_alloc.c:5394
 alloc_pages+0x1a0/0x2f0 mm/mempolicy.c:2271
 filemap_alloc_folio mm/filemap.c:987 [inline]
 __filemap_get_folio+0x65c/0xfd0 mm/filemap.c:1990
 filemap_fault+0x155a/0x2130 mm/filemap.c:3127
 __do_fault+0x113/0x5a0 mm/memory.c:3868
 do_read_fault mm/memory.c:4183 [inline]
 do_fault mm/memory.c:4312 [inline]
 handle_pte_fault mm/memory.c:4570 [inline]
 __handle_mm_fault+0x1325/0x3570 mm/memory.c:4705
 handle_mm_fault+0x2e6/0xa20 mm/memory.c:4803
 do_user_addr_fault+0x54a/0x12a0 arch/x86/mm/fault.c:1397
 handle_page_fault arch/x86/mm/fault.c:1484 [inline]
 exc_page_fault+0xa2/0x1a0 arch/x86/mm/fault.c:1540
 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:568
RIP: 0033:0x7f208e808688
Code: Unable to access opcode bytes at RIP 0x7f208e80865e.
RSP: 002b:00007fffae9be3c0 EFLAGS: 00010206
RAX: 0000001b2da20000 RBX: 00000000000003a4 RCX: 0000000000233f70
RDX: 0000000000234318 RSI: 00007fffae9be480 RDI: 0000000000000001
RBP: 00007fffae9be41c R08: 0000000000000906 R09: 00007fffae9c7080
R10: 00007fffae9c7090 R11: 0000000000430d76 R12: 0000000000000032
R13: 0000000000233ce5 R14: 0000000000000005 R15: 00007fffae9be480
 </TASK>

=============================
[ BUG: Invalid wait context ]
5.16.0-next-20220120 #1 Tainted: G        W        
-----------------------------
syz-executor.3/298 is trying to lock:
ffff88800fa3c830 (&tsk->futex_exit_mutex){+.+.}-{3:3}, at: futex_cleanup_begin kernel/futex/core.c:1058 [inline]
ffff88800fa3c830 (&tsk->futex_exit_mutex){+.+.}-{3:3}, at: futex_exit_release+0x2d/0x220 kernel/futex/core.c:1110
other info that might help us debug this:
context-{4:4}
3 locks held by syz-executor.3/298:
 #0: ffff88801b5a1920 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:832 [inline]
 #0: ffff88801b5a1920 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x151a/0x2130 mm/filemap.c:3124
 #1: ffffffff85278aa8 (oom_lock){+.+.}-{3:3}, at: __alloc_pages_may_oom mm/page_alloc.c:4281 [inline]
 #1: ffffffff85278aa8 (oom_lock){+.+.}-{3:3}, at: __alloc_pages_slowpath.constprop.0+0xcc9/0x1f10 mm/page_alloc.c:5063
 #2: ffff88800fa3be20 (&p->alloc_lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:354 [inline]
 #2: ffff88800fa3be20 (&p->alloc_lock){+.+.}-{2:2}, at: task_lock include/linux/sched/task.h:170 [inline]
 #2: ffff88800fa3be20 (&p->alloc_lock){+.+.}-{2:2}, at: find_lock_task_mm+0xe3/0x2b0 mm/oom_kill.c:144
stack backtrace:
CPU: 1 PID: 298 Comm: syz-executor.3 Tainted: G        W         5.16.0-next-20220120 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106
 print_lock_invalid_wait_context kernel/locking/lockdep.c:4678 [inline]
 check_wait_context kernel/locking/lockdep.c:4739 [inline]
 __lock_acquire.cold+0xc8/0x3b4 kernel/locking/lockdep.c:4977
 lock_acquire kernel/locking/lockdep.c:5639 [inline]
 lock_acquire+0x1a2/0x4d0 kernel/locking/lockdep.c:5604
 __mutex_lock_common kernel/locking/mutex.c:600 [inline]
 __mutex_lock+0x136/0x1480 kernel/locking/mutex.c:733
 futex_cleanup_begin kernel/futex/core.c:1058 [inline]
 futex_exit_release+0x2d/0x220 kernel/futex/core.c:1110
 __oom_kill_process+0x373/0xf90 mm/oom_kill.c:893
 oom_kill_process+0xd7/0x5c0 mm/oom_kill.c:1003
 out_of_memory+0x11e7/0x14b0 mm/oom_kill.c:1114
 __alloc_pages_may_oom mm/page_alloc.c:4332 [inline]
 __alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5063
 __alloc_pages+0x403/0x4e0 mm/page_alloc.c:5394
 alloc_pages+0x1a0/0x2f0 mm/mempolicy.c:2271
 filemap_alloc_folio mm/filemap.c:987 [inline]
 __filemap_get_folio+0x65c/0xfd0 mm/filemap.c:1990
 filemap_fault+0x155a/0x2130 mm/filemap.c:3127
 __do_fault+0x113/0x5a0 mm/memory.c:3868
 do_read_fault mm/memory.c:4183 [inline]
 do_fault mm/memory.c:4312 [inline]
 handle_pte_fault mm/memory.c:4570 [inline]
 __handle_mm_fault+0x1325/0x3570 mm/memory.c:4705
 handle_mm_fault+0x2e6/0xa20 mm/memory.c:4803
 do_user_addr_fault+0x54a/0x12a0 arch/x86/mm/fault.c:1397
 handle_page_fault arch/x86/mm/fault.c:1484 [inline]
 exc_page_fault+0xa2/0x1a0 arch/x86/mm/fault.c:1540
 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:568
RIP: 0033:0x7f208e808688
Code: Unable to access opcode bytes at RIP 0x7f208e80865e.
RSP: 002b:00007fffae9be3c0 EFLAGS: 00010206
RAX: 0000001b2da20000 RBX: 00000000000003a4 RCX: 0000000000233f70
RDX: 0000000000234318 RSI: 00007fffae9be480 RDI: 0000000000000001
RBP: 00007fffae9be41c R08: 0000000000000906 R09: 00007fffae9c7080
R10: 00007fffae9c7090 R11: 0000000000430d76 R12: 0000000000000032
R13: 0000000000233ce5 R14: 0000000000000005 R15: 00007fffae9be480
 </TASK>
Out of memory (oom_kill_allocating_task): Killed process 298 (syz-executor.3) total-vm:93280kB, anon-rss:384kB, file-rss:34496kB, shmem-rss:0kB, UID:0 pgtables:128kB oom_score_adj:0
oom_reaper: reaped process 298 (syz-executor.3), now anon-rss:0kB, file-rss:34492kB, shmem-rss:0kB
oom_reaper: reaped process 13904 (syz-executor.3), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB
syz-executor.3 invoked oom-killer: gfp_mask=0xcc0(GFP_KERNEL), order=0, oom_score_adj=1000
CPU: 1 PID: 13904 Comm: syz-executor.3 Tainted: G        W         5.16.0-next-20220120 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106
 dump_header+0x106/0x60f mm/oom_kill.c:464
 oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:994
 out_of_memory+0x11e7/0x14b0 mm/oom_kill.c:1114
 __alloc_pages_may_oom mm/page_alloc.c:4332 [inline]
 __alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5063
 __alloc_pages+0x403/0x4e0 mm/page_alloc.c:5394
 alloc_pages+0x1a0/0x2f0 mm/mempolicy.c:2271
 relay_alloc_buf kernel/relay.c:124 [inline]
 relay_create_buf kernel/relay.c:165 [inline]
 relay_open_buf.part.0+0x2a4/0xc00 kernel/relay.c:387
 relay_open_buf kernel/relay.c:384 [inline]
 relay_open kernel/relay.c:520 [inline]
 relay_open+0x4ec/0x970 kernel/relay.c:477
 do_blk_trace_setup+0x4c3/0xc80 kernel/trace/blktrace.c:549
 __blk_trace_setup+0xca/0x180 kernel/trace/blktrace.c:589
 blk_trace_setup+0x43/0x60 kernel/trace/blktrace.c:607
 sg_ioctl_common drivers/scsi/sg.c:1123 [inline]
 sg_ioctl+0x6b1/0x2830 drivers/scsi/sg.c:1165
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl fs/ioctl.c:860 [inline]
 __x64_sys_ioctl+0x196/0x210 fs/ioctl.c:860
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f208e85bb19
Code: Unable to access opcode bytes at RIP 0x7f208e85baef.
RSP: 002b:00007f208bdd1188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f208e96ef60 RCX: 00007f208e85bb19
RDX: 0000000020000080 RSI: 00000000c0481273 RDI: 0000000000000003
RBP: 00007f208e8b5f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffae9be16f R14: 00007f208bdd1300 R15: 0000000000022000
 </TASK>
Mem-Info:
active_anon:7332 inactive_anon:37990 isolated_anon:0
 active_file:23 inactive_file:42 isolated_file:17
 unevictable:0 dirty:0 writeback:0
 slab_reclaimable:8365 slab_unreclaimable:61015
 mapped:69655 shmem:113 pagetables:2655 bounce:0
 kernel_misc_reclaimable:0
 free:3118 free_pcp:0 free_cma:0
Node 0 active_anon:29328kB inactive_anon:151960kB active_file:92kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):68kB mapped:278620kB dirty:0kB writeback:0kB shmem:452kB writeback_tmp:0kB kernel_stack:5856kB pagetables:10620kB all_unreclaimable? no
Node 0 DMA free:6488kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 1617 1617 1617
Node 0 DMA32 free:5984kB boost:0kB min:5120kB low:6776kB high:8432kB reserved_highatomic:2048KB active_anon:29328kB inactive_anon:152548kB active_file:28kB inactive_file:536kB unevictable:0kB writepending:0kB present:2080640kB managed:1660804kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 0*4kB 1*8kB (U) 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6488kB
Node 0 DMA32: 810*4kB (UME) 214*8kB (UMEH) 62*16kB (UMH) 0*32kB 0*64kB 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 6200kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
175 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
Total swap = 0kB
524158 pages RAM
0 pages HighMem/MovableOnly
105117 pages reserved
Unreclaimable slab info:
Name                      Used          Total
pid_4                      7KB          7KB
pid_3                      7KB          7KB
pid_2                     73KB         78KB
IEEE-802.15.4-MAC         63KB         63KB
IEEE-802.15.4-RAW         63KB         63KB
p9_req_t                   8KB          8KB
fib6_nodes                28KB         28KB
ip6_dst_cache             33KB         33KB
PINGv6                    63KB         63KB
RAWv6                    189KB        189KB
UDPLITEv6                 62KB         62KB
UDPv6                     62KB         62KB
tw_sock_TCPv6             15KB         15KB
TCPv6                     62KB         62KB
scsi_sense_cache           8KB          8KB
sd_ext_cdb                 3KB          3KB
virtio_scsi_cmd           16KB         16KB
bio-96                     7KB          7KB
sgpool-128               187KB        297KB
sgpool-64                 63KB         63KB
sgpool-32                157KB        157KB
sgpool-16                112KB        112KB
sgpool-8                  41KB         60KB
bio-224                    7KB          7KB
mqueue_inode_cache         60KB         60KB
nfs_commit_data           15KB         15KB
nfs_write_data            47KB         47KB
jbd2_inode                 7KB          7KB
ext4_system_zone           7KB          7KB
ext4_io_end_vec           11KB         11KB
ext4_bio_post_read_ctx         15KB         15KB
io_kiocb                  48KB         63KB
kioctx                    31KB         31KB
aio_kiocb                 11KB         11KB
dnotify_mark               7KB          7KB
dnotify_struct             7KB          7KB
dio                       30KB         30KB
fasync_cache               7KB          7KB
pid_namespace              7KB          7KB
posix_timers_cache          7KB          7KB
rpc_buffers               31KB         31KB
rpc_tasks                  3KB          3KB
UNIX-STREAM              220KB        279KB
UNIX                     217KB        279KB
ip4-frags                 15KB         15KB
UDP-Lite                  31KB         31KB
tcp_bind_bucket            8KB          8KB
inet_peer_cache            8KB          8KB
ip_fib_trie                8KB          8KB
ip_fib_alias              11KB         11KB
ip_dst_cache               8KB          8KB
PING                      62KB         62KB
RAW                      125KB        125KB
UDP                      127KB        220KB
request_sock_TCP           7KB          7KB
TCP                       58KB         58KB
hugetlbfs_inode_cache         31KB         31KB
bio-216                   11KB         11KB
ep_head                    8KB          8KB
eventpoll_pwq             23KB         23KB
eventpoll_epi             43KB         43KB
inotify_inode_mark         42KB         42KB
request_queue             62KB         62KB
blkdev_ioc                 4KB          4KB
bio-160                   60KB         60KB
biovec-max               450KB        450KB
biovec-64                173KB        173KB
biovec-16                 45KB         45KB
user_namespace            30KB         30KB
uid_cache                  7KB          7KB
dmaengine-unmap-2          4KB          4KB
audit_buffer               7KB          7KB
skbuff_fclone_cache         65KB         97KB
skbuff_head_cache       1006KB       1245KB
configfs_dir_cache          4KB          4KB
file_lock_cache           47KB         47KB
file_lock_ctx              7KB          7KB
fsnotify_mark_connector         36KB         36KB
net_namespace             93KB         93KB
taskstats                 60KB         60KB
proc_dir_entry           375KB        375KB
pde_opener                27KB         27KB
seq_file                  33KB         33KB
sigqueue                  43KB         43KB
shmem_inode_cache       1401KB       1559KB
kernfs_iattrs_cache        235KB        235KB
kernfs_node_cache       5284KB       5284KB
mnt_cache                252KB        252KB
filp                    1011KB       1545KB
names_cache             6141KB       6426KB
hashtab_node             278KB        278KB
ebitmap_node            1149KB       1149KB
avtab_node              4976KB       4976KB
avc_node                  35KB         35KB
lsm_inode_cache         2682KB       3099KB
lsm_file_cache            61KB        128KB
key_jar                   31KB         31KB
uts_namespace             15KB         15KB
nsproxy                    7KB          7KB
vm_area_struct          1557KB       1636KB
mm_struct                294KB        346KB
fs_cache                  46KB         56KB
files_cache              207KB        255KB
signal_cache             344KB        455KB
sighand_cache            464KB        481KB
task_struct             1732KB       1872KB
cred_jar                 123KB        180KB
anon_vma_chain           372KB        397KB
anon_vma                 383KB        444KB
pid                       53KB         78KB
Acpi-Operand              76KB        142KB
Acpi-ParseExt             39KB         39KB
Acpi-Parse                35KB         51KB
Acpi-State                39KB         55KB
Acpi-Namespace            28KB         28KB
numa_policy                7KB          7KB
perf_event                63KB         63KB
trace_event_file         175KB        175KB
ftrace_event_field        296KB        296KB
pool_workqueue            40KB         40KB
task_group                16KB         16KB
vmap_area                 46KB         47KB
page->ptl                353KB        389KB
kmemleak_scan_area         25KB         31KB
kmemleak_object       140764KB     152588KB
kmalloc-cg-8k             64KB         64KB
kmalloc-cg-4k            456KB        672KB
kmalloc-cg-2k            956KB       1024KB
kmalloc-cg-1k            230KB        288KB
kmalloc-cg-512           217KB        272KB
kmalloc-cg-256            16KB         16KB
kmalloc-cg-192            28KB         28KB
kmalloc-cg-128            12KB         12KB
kmalloc-cg-96             37KB         44KB
kmalloc-cg-64             24KB         24KB
kmalloc-cg-32             45KB         88KB
kmalloc-cg-16             12KB         12KB
kmalloc-cg-8              19KB         19KB
kmalloc-8k              4800KB       4832KB
kmalloc-4k              5512KB       5888KB
kmalloc-2k              4208KB       4224KB
kmalloc-1k              7834KB       8140KB
kmalloc-512             4636KB       5872KB
kmalloc-256              971KB       1064KB
kmalloc-192              560KB        608KB
kmalloc-128              450KB        620KB
kmalloc-96               442KB        548KB
kmalloc-64              1273KB       1432KB
kmalloc-32               685KB        740KB
kmalloc-16               315KB        324KB
kmalloc-8                263KB        282KB
kmem_cache_node           51KB         51KB
kmem_cache                82KB         82KB
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=syz3,mems_allowed=0,global_oom,task_memcg=/syz3,task=syz-executor.3,pid=13904,uid=0
Out of memory (oom_kill_allocating_task): Killed process 13904 (syz-executor.3) total-vm:93808kB, anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB, UID:0 pgtables:144kB oom_score_adj:1000
syz-executor.3: page allocation failure: order:0, mode:0xcc0(GFP_KERNEL), nodemask=(null),cpuset=syz3,mems_allowed=0
CPU: 1 PID: 13904 Comm: syz-executor.3 Tainted: G        W         5.16.0-next-20220120 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106
 warn_alloc.cold+0x95/0x18a mm/page_alloc.c:4238
 __alloc_pages_slowpath.constprop.0+0x1a21/0x1f10 mm/page_alloc.c:5125
 __alloc_pages+0x403/0x4e0 mm/page_alloc.c:5394
 alloc_pages+0x1a0/0x2f0 mm/mempolicy.c:2271
 relay_alloc_buf kernel/relay.c:124 [inline]
 relay_create_buf kernel/relay.c:165 [inline]
 relay_open_buf.part.0+0x2a4/0xc00 kernel/relay.c:387
 relay_open_buf kernel/relay.c:384 [inline]
 relay_open kernel/relay.c:520 [inline]
 relay_open+0x4ec/0x970 kernel/relay.c:477
 do_blk_trace_setup+0x4c3/0xc80 kernel/trace/blktrace.c:549
 __blk_trace_setup+0xca/0x180 kernel/trace/blktrace.c:589
 blk_trace_setup+0x43/0x60 kernel/trace/blktrace.c:607
 sg_ioctl_common drivers/scsi/sg.c:1123 [inline]
 sg_ioctl+0x6b1/0x2830 drivers/scsi/sg.c:1165
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:874 [inline]
 __se_sys_ioctl fs/ioctl.c:860 [inline]
 __x64_sys_ioctl+0x196/0x210 fs/ioctl.c:860
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f208e85bb19
Code: Unable to access opcode bytes at RIP 0x7f208e85baef.
RSP: 002b:00007f208bdd1188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f208e96ef60 RCX: 00007f208e85bb19
RDX: 0000000020000080 RSI: 00000000c0481273 RDI: 0000000000000003
RBP: 00007f208e8b5f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fffae9be16f R14: 00007f208bdd1300 R15: 0000000000022000
 </TASK>
Mem-Info:
active_anon:7332 inactive_anon:37990 isolated_anon:0
 active_file:23 inactive_file:42 isolated_file:17
 unevictable:0 dirty:0 writeback:0
 slab_reclaimable:8365 slab_unreclaimable:61015
 mapped:69655 shmem:113 pagetables:2655 bounce:0
 kernel_misc_reclaimable:0
 free:3118 free_pcp:0 free_cma:0
Node 0 active_anon:29328kB inactive_anon:151960kB active_file:92kB inactive_file:168kB unevictable:0kB isolated(anon):0kB isolated(file):68kB mapped:278620kB dirty:0kB writeback:0kB shmem:452kB writeback_tmp:0kB kernel_stack:5856kB pagetables:10620kB all_unreclaimable? yes
Node 0 DMA free:6488kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 1617 1617 1617
Node 0 DMA32 free:5984kB boost:0kB min:5120kB low:6776kB high:8432kB reserved_highatomic:2048KB active_anon:29328kB inactive_anon:152548kB active_file:28kB inactive_file:536kB unevictable:0kB writepending:0kB present:2080640kB managed:1660804kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 0*4kB 1*8kB (U) 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6488kB
Node 0 DMA32: 810*4kB (UME) 214*8kB (UMEH) 62*16kB (UMH) 0*32kB 0*64kB 0*128kB 1*256kB (H) 0*512kB 0*1024kB 0*2048kB 0*4096kB = 6200kB
Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
175 total pagecache pages
0 pages in swap cache
Swap cache stats: add 0, delete 0, find 0/0
Free swap  = 0kB
Total swap = 0kB
524158 pages RAM
0 pages HighMem/MovableOnly
105117 pages reserved