------------[ cut here ]------------
WARNING: CPU: 1 PID: 3002 at mm/page_alloc.c:4238 __alloc_pages_slowpath mm/page_alloc.c:4238 [inline]
WARNING: CPU: 1 PID: 3002 at mm/page_alloc.c:4238 __alloc_pages_noprof+0x1746/0x1ef0 mm/page_alloc.c:4764
Modules linked in:
CPU: 1 UID: 0 PID: 3002 Comm: syz-executor.0 Not tainted 6.12.0 #1
Hardware name: QEMU Ubuntu 24.04 PC (i440FX + PIIX, 1996), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:__alloc_pages_slowpath mm/page_alloc.c:4238 [inline]
RIP: 0010:__alloc_pages_noprof+0x1746/0x1ef0 mm/page_alloc.c:4764
Code: 89 fa 48 c1 ea 03 0f b6 14 02 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 82 07 00 00 f6 43 2d 08 0f 84 0d ee ff ff 90 <0f> 0b 90 e9 04 ee ff ff 44 89 4c 24 40 65 8b 15 52 fc 8c 7e 89 d2
RSP: 0018:ffff8880195f6940 EFLAGS: 00010202
RAX: 0000000000000007 RBX: ffff8880156be480 RCX: 1ffff1100fffb931
RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff8880156be4ac
RBP: 0000000000000400 R08: 0000000000000801 R09: 000000000000000b
R10: ffff88807ffdcd87 R11: 0000000000000000 R12: 0000000000000000
R13: ffff8880195f6a10 R14: 0000000000148c48 R15: 0000000000148c48
FS: 00007fdccd5c76c0(0000) GS:ffff88806d300000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f1d26fa6000 CR3: 000000000e67a000 CR4: 0000000000350ef0
Call Trace:
alloc_pages_mpol_noprof+0xf2/0x330 mm/mempolicy.c:2265
folio_alloc_noprof+0x21/0x70 mm/mempolicy.c:2352
filemap_alloc_folio_noprof+0x324/0x360 mm/filemap.c:1010
__filemap_get_folio+0x213/0x4e0 mm/filemap.c:1952
grow_dev_folio fs/buffer.c:1043 [inline]
grow_buffers fs/buffer.c:1109 [inline]
__getblk_slow fs/buffer.c:1135 [inline]
bdev_getblk+0x1d4/0x500 fs/buffer.c:1437
__getblk include/linux/buffer_head.h:380 [inline]
sb_getblk include/linux/buffer_head.h:386 [inline]
__ext4_get_inode_loc+0x4fa/0x1350 fs/ext4/inode.c:4408
ext4_get_inode_loc+0xbe/0x160 fs/ext4/inode.c:4536
ext4_reserve_inode_write+0xce/0x280 fs/ext4/inode.c:5770
__ext4_mark_inode_dirty+0x105/0x730 fs/ext4/inode.c:5947
ext4_dirty_inode+0xdd/0x130 fs/ext4/inode.c:5984
__mark_inode_dirty+0x121/0x9d0 fs/fs-writeback.c:2493
mark_inode_dirty_sync include/linux/fs.h:2479 [inline]
iput.part.0+0xfc/0x6c0 fs/inode.c:1900
iput+0x62/0x80 fs/inode.c:1893
dentry_unlink_inode+0x2c7/0x4b0 fs/dcache.c:412
__dentry_kill+0x1d5/0x5e0 fs/dcache.c:615
shrink_kill fs/dcache.c:1060 [inline]
shrink_dentry_list+0xf3/0x1f0 fs/dcache.c:1087
prune_dcache_sb+0xeb/0x150 fs/dcache.c:1168
super_cache_scan+0x339/0x550 fs/super.c:221
do_shrink_slab mm/shrinker.c:437 [inline]
shrink_slab+0x51c/0xa90 mm/shrinker.c:664
shrink_node_memcgs mm/vmscan.c:5919 [inline]
shrink_node+0x606/0x1760 mm/vmscan.c:5957
shrink_zones mm/vmscan.c:6201 [inline]
do_try_to_free_pages+0x2aa/0x1260 mm/vmscan.c:6263
try_to_free_pages+0x215/0x470 mm/vmscan.c:6513
syz-executor.1 invoked oom-killer: gfp_mask=0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=0
__perform_reclaim mm/page_alloc.c:3927 [inline]
__alloc_pages_direct_reclaim mm/page_alloc.c:3949 [inline]
__alloc_pages_slowpath mm/page_alloc.c:4380 [inline]
__alloc_pages_noprof+0xa2f/0x1ef0 mm/page_alloc.c:4764
CPU: 0 UID: 0 PID: 2355 Comm: syz-executor.1 Not tainted 6.12.0 #1
Hardware name: QEMU Ubuntu 24.04 PC (i440FX + PIIX, 1996), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0xab/0xe0 lib/dump_stack.c:120
dump_header+0x102/0xc40 mm/oom_kill.c:462
oom_kill_process+0x830/0xde0 mm/oom_kill.c:1035
alloc_pages_mpol_noprof+0xf2/0x330 mm/mempolicy.c:2265
out_of_memory+0x16cf/0x1b20 mm/oom_kill.c:1155
folio_alloc_mpol_noprof+0x38/0x90 mm/mempolicy.c:2283
shmem_alloc_folio+0x118/0x140 mm/shmem.c:1769
shmem_alloc_and_add_folio mm/shmem.c:1808 [inline]
shmem_get_folio_gfp.constprop.0+0x3e7/0x1070 mm/shmem.c:2330
__alloc_pages_may_oom mm/page_alloc.c:3642 [inline]
__alloc_pages_slowpath mm/page_alloc.c:4429 [inline]
__alloc_pages_noprof+0x191e/0x1ef0 mm/page_alloc.c:4764
shmem_get_folio mm/shmem.c:2436 [inline]
shmem_write_begin+0x145/0x2e0 mm/shmem.c:3038
generic_perform_write+0x27e/0x7c0 mm/filemap.c:4054
alloc_pages_mpol_noprof+0xf2/0x330 mm/mempolicy.c:2265
shmem_file_write_iter+0x111/0x140 mm/shmem.c:3213
new_sync_write fs/read_write.c:590 [inline]
vfs_write+0xa6b/0xd80 fs/read_write.c:683
folio_alloc_noprof+0x21/0x70 mm/mempolicy.c:2352
filemap_alloc_folio_noprof+0x324/0x360 mm/filemap.c:1010
ksys_write+0x125/0x250 fs/read_write.c:736
__filemap_get_folio+0x213/0x4e0 mm/filemap.c:1952
filemap_fault+0x12e4/0x23a0 mm/filemap.c:3353
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xa6/0x1a0 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
__do_fault+0x107/0x3b0 mm/memory.c:4882
RIP: 0033:0x7fdcce2a9eaf
do_read_fault mm/memory.c:5297 [inline]
do_fault mm/memory.c:5431 [inline]
do_pte_missing mm/memory.c:3965 [inline]
handle_pte_fault mm/memory.c:5766 [inline]
__handle_mm_fault+0xfc8/0x2910 mm/memory.c:5909
Code: Unable to access opcode bytes at 0x7fdcce2a9e85.
handle_mm_fault+0x239/0x620 mm/memory.c:6077
RSP: 002b:00007fdccd5c6e80 EFLAGS: 00000293
do_user_addr_fault+0x4f5/0xd90 arch/x86/mm/fault.c:1338
ORIG_RAX: 0000000000000001
handle_page_fault arch/x86/mm/fault.c:1481 [inline]
exc_page_fault+0x9c/0x170 arch/x86/mm/fault.c:1539
RAX: ffffffffffffffda RBX: 0000000008000000 RCX: 00007fdcce2a9eaf
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RDX: 0000000008000000 RSI: 00007fdcc51a7000 RDI: 0000000000000006
RIP: 0033:0x7f1d280d6533
Code: Unable to access opcode bytes at 0x7f1d280d6509.
RBP: 0000000000000000 R08: 0000000000000000 R09: 000000000001ff6e
RSP: 002b:00007ffdc51ae728 EFLAGS: 00010202
RAX: 0000000000000000 RBX: 000000000000004f RCX: 00007f1d280d6533
R10: 0000000000000002 R11: 0000000000000293 R12: 0000000000000006
RDX: 00007ffdc51ae740 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 00007ffdc51ae7cc R08: 0001b85fadc5bd3e R09: 00007f1d28db5080
R13: 00007fdccd5c6f80 R14: 00007fdccd5c6f40 R15: 00007fdcc51a7000
R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000032
R13: 000000000000a82d R14: 000000000000a82a R15: 0000000000000007
Mem-Info:
active_anon:2564 inactive_anon:31788 isolated_anon:64
active_file:19 inactive_file:19 isolated_file:0
unevictable:0 dirty:0 writeback:4
slab_reclaimable:2124 slab_unreclaimable:21277
mapped:4290 shmem:30691 pagetables:873
sec_pagetables:0 bounce:0
kernel_misc_reclaimable:0
free:1247 free_pcp:4 free_cma:0
---[ end trace 0000000000000000 ]---
Node 0 active_anon:10256kB inactive_anon:127152kB active_file:76kB inactive_file:76kB unevictable:0kB isolated(anon):256kB isolated(file):0kB mapped:17160kB dirty:0kB writeback:16kB shmem:122764kB writeback_tmp:0kB kernel_stack:3648kB pagetables:3492kB sec_pagetables:0kB all_unreclaimable? no
Node 0 DMA free:44kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:944kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:4kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 1618 0 0
Node 0 DMA32 free:4948kB boost:0kB min:5124kB low:6788kB high:8452kB reserved_highatomic:0KB active_anon:10256kB inactive_anon:126356kB active_file:216kB inactive_file:344kB unevictable:0kB writepending:16kB present:2080640kB managed:1667552kB mlocked:0kB bounce:0kB free_pcp:500kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 2*4kB (U) 1*8kB (U) 0*16kB 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 48kB
Node 0 DMA32: 12*4kB (UM) 170*8kB (U) 127*16kB (UM) 15*32kB (UM) 0*64kB 1*128kB (M) 1*256kB (M) 1*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 4816kB
Node 0 hugepages_total=670 hugepages_free=670 hugepages_surp=0 hugepages_size=2048kB
31688 total pagecache pages
906 pages in swap cache
Free swap = 0kB
Total swap = 124996kB
524158 pages RAM
0 pages HighMem/MovableOnly
103430 pages reserved
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=syz-executor.1,pid=2355,uid=0
Out of memory (oom_kill_allocating_task): Killed process 2355 (syz-executor.1) total-vm:43452kB, anon-rss:240kB, file-rss:8320kB, shmem-rss:0kB, UID:0 pgtables:76kB oom_score_adj:0
systemd-journal invoked oom-killer: gfp_mask=0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=-250
CPU: 1 UID: 0 PID: 2283 Comm: systemd-journal Tainted: G W 6.12.0 #1
Tainted: [W]=WARN
Hardware name: QEMU Ubuntu 24.04 PC (i440FX + PIIX, 1996), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0xab/0xe0 lib/dump_stack.c:120
dump_header+0x102/0xc40 mm/oom_kill.c:462
oom_kill_process+0x830/0xde0 mm/oom_kill.c:1035
out_of_memory+0x16cf/0x1b20 mm/oom_kill.c:1155
__alloc_pages_may_oom mm/page_alloc.c:3642 [inline]
__alloc_pages_slowpath mm/page_alloc.c:4429 [inline]
__alloc_pages_noprof+0x191e/0x1ef0 mm/page_alloc.c:4764
alloc_pages_mpol_noprof+0xf2/0x330 mm/mempolicy.c:2265
folio_alloc_noprof+0x21/0x70 mm/mempolicy.c:2352
filemap_alloc_folio_noprof+0x324/0x360 mm/filemap.c:1010
__filemap_get_folio+0x213/0x4e0 mm/filemap.c:1952
filemap_fault+0x12e4/0x23a0 mm/filemap.c:3353
__do_fault+0x107/0x3b0 mm/memory.c:4882
do_read_fault mm/memory.c:5297 [inline]
do_fault mm/memory.c:5431 [inline]
do_pte_missing mm/memory.c:3965 [inline]
handle_pte_fault mm/memory.c:5766 [inline]
__handle_mm_fault+0xfc8/0x2910 mm/memory.c:5909
handle_mm_fault+0x239/0x620 mm/memory.c:6077
do_user_addr_fault+0x4f5/0xd90 arch/x86/mm/fault.c:1338
handle_page_fault arch/x86/mm/fault.c:1481 [inline]
exc_page_fault+0x9c/0x170 arch/x86/mm/fault.c:1539
asm_exc_page_fault+0x26/0x30 arch/x86/include/asm/idtentry.h:623
RIP: 0033:0x7fc889d99d96
Code: Unable to access opcode bytes at 0x7fc889d99d6c.
RSP: 002b:00007ffc750deb40 EFLAGS: 00010293
RAX: 0000000000000001 RBX: 00005589268b2360 RCX: 00007fc889d99d96
RDX: 0000000000000013 RSI: 00005589268b80a0 RDI: 000000000000000b
RBP: ffffffffffffffff R08: 0000000000000000 R09: 00007fc88a138080
R10: 00000000ffffffff R11: 0000000000000293 R12: 0000000000000001
R13: 0000000000000013 R14: 0000000000000000 R15: 0000000000000000
Mem-Info:
active_anon:2582 inactive_anon:31856 isolated_anon:64
active_file:0 inactive_file:25 isolated_file:0
unevictable:0 dirty:1 writeback:4
slab_reclaimable:2124 slab_unreclaimable:21208
mapped:4271 shmem:30756 pagetables:873
sec_pagetables:0 bounce:0
kernel_misc_reclaimable:0
free:1149 free_pcp:200 free_cma:0
Node 0 active_anon:10328kB inactive_anon:127424kB active_file:0kB inactive_file:100kB unevictable:0kB isolated(anon):256kB isolated(file):0kB mapped:17084kB dirty:4kB writeback:16kB shmem:123024kB writeback_tmp:0kB kernel_stack:3648kB pagetables:3492kB sec_pagetables:0kB all_unreclaimable? no
Node 0 DMA free:32kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:944kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:12kB local_pcp:12kB free_cma:0kB
lowmem_reserve[]: 0 1618 0 0
Node 0 DMA32 free:4564kB boost:0kB min:5124kB low:6788kB high:8452kB reserved_highatomic:0KB active_anon:10328kB inactive_anon:126480kB active_file:116kB inactive_file:16kB unevictable:0kB writepending:20kB present:2080640kB managed:1667552kB mlocked:0kB bounce:0kB free_pcp:788kB local_pcp:540kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 36kB
Node 0 DMA32: 11*4kB (U) 171*8kB (UM) 127*16kB (UM) 15*32kB (UM) 0*64kB 1*128kB (M) 0*256kB 1*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 4564kB
Node 0 hugepages_total=670 hugepages_free=670 hugepages_surp=0 hugepages_size=2048kB
31695 total pagecache pages
906 pages in swap cache
Free swap = 0kB
Total swap = 124996kB
524158 pages RAM
0 pages HighMem/MovableOnly
103430 pages reserved
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=systemd-journal,pid=2283,uid=0
Out of memory (oom_kill_allocating_task): Killed process 2283 (systemd-journal) total-vm:31784kB, anon-rss:256kB, file-rss:184kB, shmem-rss:0kB, UID:0 pgtables:72kB oom_score_adj:-250
syz-executor.0 invoked oom-killer: gfp_mask=0x140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=1000
CPU: 0 UID: 0 PID: 3002 Comm: syz-executor.0 Tainted: G W 6.12.0 #1
Tainted: [W]=WARN
Hardware name: QEMU Ubuntu 24.04 PC (i440FX + PIIX, 1996), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
Call Trace:
__dump_stack lib/dump_stack.c:94 [inline]
dump_stack_lvl+0xab/0xe0 lib/dump_stack.c:120
dump_header+0x102/0xc40 mm/oom_kill.c:462
oom_kill_process+0x830/0xde0 mm/oom_kill.c:1035
out_of_memory+0x16cf/0x1b20 mm/oom_kill.c:1155
__alloc_pages_may_oom mm/page_alloc.c:3642 [inline]
__alloc_pages_slowpath mm/page_alloc.c:4429 [inline]
__alloc_pages_noprof+0x191e/0x1ef0 mm/page_alloc.c:4764
alloc_pages_mpol_noprof+0xf2/0x330 mm/mempolicy.c:2265
folio_alloc_mpol_noprof+0x38/0x90 mm/mempolicy.c:2283
shmem_alloc_folio+0x118/0x140 mm/shmem.c:1769
shmem_alloc_and_add_folio mm/shmem.c:1808 [inline]
shmem_get_folio_gfp.constprop.0+0x3e7/0x1070 mm/shmem.c:2330
shmem_get_folio mm/shmem.c:2436 [inline]
shmem_write_begin+0x145/0x2e0 mm/shmem.c:3038
generic_perform_write+0x27e/0x7c0 mm/filemap.c:4054
shmem_file_write_iter+0x111/0x140 mm/shmem.c:3213
new_sync_write fs/read_write.c:590 [inline]
vfs_write+0xa6b/0xd80 fs/read_write.c:683
ksys_write+0x125/0x250 fs/read_write.c:736
do_syscall_x64 arch/x86/entry/common.c:52 [inline]
do_syscall_64+0xa6/0x1a0 arch/x86/entry/common.c:83
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fdcce2a9eaf
Code: Unable to access opcode bytes at 0x7fdcce2a9e85.
RSP: 002b:00007fdccd5c6e80 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000008000000 RCX: 00007fdcce2a9eaf
RDX: 0000000008000000 RSI: 00007fdcc51a7000 RDI: 0000000000000006
RBP: 0000000000000000 R08: 0000000000000000 R09: 000000000001ff6e
R10: 0000000000000002 R11: 0000000000000293 R12: 0000000000000006
R13: 00007fdccd5c6f80 R14: 00007fdccd5c6f40 R15: 00007fdcc51a7000
Mem-Info:
active_anon:2582 inactive_anon:31859 isolated_anon:64
active_file:21 inactive_file:4 isolated_file:0
unevictable:0 dirty:1 writeback:4
slab_reclaimable:2124 slab_unreclaimable:21208
mapped:4271 shmem:30756 pagetables:873
sec_pagetables:0 bounce:0
kernel_misc_reclaimable:0
free:1150 free_pcp:199 free_cma:0
Node 0 active_anon:10328kB inactive_anon:127436kB active_file:84kB inactive_file:16kB unevictable:0kB isolated(anon):256kB isolated(file):0kB mapped:17084kB dirty:4kB writeback:16kB shmem:123024kB writeback_tmp:0kB kernel_stack:3648kB pagetables:3492kB sec_pagetables:0kB all_unreclaimable? no
Node 0 DMA free:36kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:944kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:12kB local_pcp:0kB free_cma:0kB
lowmem_reserve[]: 0 1618 0 0
Node 0 DMA32 free:4564kB boost:0kB min:5124kB low:6788kB high:8452kB reserved_highatomic:0KB active_anon:10328kB inactive_anon:126492kB active_file:0kB inactive_file:132kB unevictable:0kB writepending:20kB present:2080640kB managed:1667552kB mlocked:0kB bounce:0kB free_pcp:784kB local_pcp:248kB free_cma:0kB
lowmem_reserve[]: 0 0 0 0
Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 36kB
Node 0 DMA32: 11*4kB (U) 171*8kB (UM) 127*16kB (UM) 15*32kB (UM) 0*64kB 1*128kB (M) 0*256kB 1*512kB (M) 0*1024kB 0*2048kB 0*4096kB = 4564kB
Node 0 hugepages_total=670 hugepages_free=670 hugepages_surp=0 hugepages_size=2048kB
31696 total pagecache pages
906 pages in swap cache
Free swap = 0kB
Total swap = 124996kB
524158 pages RAM
0 pages HighMem/MovableOnly
103430 pages reserved
oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,task=syz-executor.0,pid=3002,uid=0
Out of memory (oom_kill_allocating_task): Killed process 3001 (syz-executor.0) total-vm:182592kB, anon-rss:256kB, file-rss:8324kB, shmem-rss:256kB, UID:0 pgtables:340kB oom_score_adj:1000
EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000.
systemd[1]: systemd-journald.service: Scheduled restart job, restart counter is at 2.
systemd[1]: Stopping Flush Journal to Persistent Storage...
loop0: detected capacity change from 0 to 1024
ext4: Unknown parameter 'fowner'
loop0: detected capacity change from 0 to 2048
loop0: detected capacity change from 0 to 128
systemd[1]: systemd-journal-flush.service: Succeeded.
systemd[1]: Stopped Flush Journal to Persistent Storage.
systemd[1]: Stopped Journal Service.
systemd[1]: Starting Journal Service...
loop0: detected capacity change from 0 to 32768
loop0: p1 p3 < p5 p6 >
loop0: detected capacity change from 0 to 1024
EXT4-fs: Ignoring removed i_version option
EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback.
program syz-executor.0 is using a deprecated SCSI ioctl, please convert it to SG_IO
EXT4-fs (loop0): unmounting filesystem 00000000-0000-0000-0000-000000000000.
loop0: detected capacity change from 0 to 512
systemd[1]: Started Journal Service.
systemd-journald[3040]: Received client request to flush runtime journal.