sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
------------[ cut here ]------------
kernfs_put: syz6/memory.events: released with incorrect active_ref 0
WARNING: CPU: 1 PID: 51 at fs/kernfs/dir.c:531 kernfs_put.part.0+0x433/0x540
Modules linked in:
CPU: 1 PID: 51 Comm: kworker/1:2 Not tainted 5.19.0-rc4-next-20220701 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Workqueue: events kernfs_notify_workfn
RIP: 0010:kernfs_put.part.0+0x433/0x540
Code: 03 80 3c 18 00 0f 85 ea 00 00 00 4d 8b 7d 38 e8 53 42 a7 ff 48 8b 14 24 44 89 f1 4c 89 fe 48 c7 c7 a0 58 72 84 e8 97 1c 6c 02 <0f> 0b e9 b9 fc ff ff 48 89 ef e8 8e b6 d9 ff e9 c1 fd ff ff e8 84
RSP: 0018:ffff88800f75fbd8 EFLAGS: 00010286
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000
RDX: ffff88800f3ad040 RSI: ffffffff812b6848 RDI: ffffed1001eebf6d
RBP: ffff88800d53d208 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000080000000 R11: 0000000000000001 R12: ffff88800d53d1d0
R13: ffff88800e122000 R14: 0000000000000000 R15: ffff888014cbfac8
FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f274407e650 CR3: 000000001b620000 CR4: 0000000000350ee0
Call Trace:
kernfs_put+0x42/0x50
kernfs_notify_workfn+0x417/0x560
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
process_one_work+0xa0f/0x1690
worker_thread+0x637/0x1250
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
irq event stamp: 352233
hardirqs last enabled at (352239): [] vprintk_emit+0x4fe/0x550
hardirqs last disabled at (352244): [] vprintk_emit+0x495/0x550
softirqs last enabled at (351986): [] __irq_exit_rcu+0x113/0x170
softirqs last disabled at (351821): [] __irq_exit_rcu+0x113/0x170
---[ end trace 0000000000000000 ]---
==================================================================
BUG: KASAN: use-after-free in llist_del_first+0x89/0xa0
Read of size 8 at addr ffff88800d53d250 by task kworker/1:2/51
CPU: 1 PID: 51 Comm: kworker/1:2 Tainted: G W 5.19.0-rc4-next-20220701 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
Workqueue: events kernfs_notify_workfn
Call Trace:
dump_stack_lvl+0x8b/0xb3
print_report.cold+0x5e/0x5e1
kasan_report+0xb1/0x1b0
llist_del_first+0x89/0xa0
kernfs_notify_workfn+0x78/0x560
process_one_work+0xa0f/0x1690
worker_thread+0x637/0x1250
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
Allocated by task 300:
kasan_save_stack+0x1e/0x40
__kasan_slab_alloc+0x66/0x80
kmem_cache_alloc+0x1b1/0x490
__kernfs_new_node+0xd4/0x8b0
kernfs_new_node+0x93/0x120
__kernfs_create_file+0x51/0x350
cgroup_addrm_files+0x3e2/0x9d0
css_populate_dir+0x19b/0x450
cgroup_apply_control_enable+0x3ae/0xa40
cgroup_mkdir+0x824/0x11f0
kernfs_iop_mkdir+0x149/0x1d0
vfs_mkdir+0x417/0x6a0
do_mkdirat+0x17b/0x2e0
__x64_sys_mkdir+0xf2/0x140
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
Freed by task 51:
kasan_save_stack+0x1e/0x40
kasan_set_track+0x21/0x30
kasan_set_free_info+0x20/0x30
__kasan_slab_free+0x108/0x190
kmem_cache_free+0xfb/0x600
kernfs_put.part.0+0x2c7/0x540
kernfs_put+0x42/0x50
kernfs_notify_workfn+0x417/0x560
process_one_work+0xa0f/0x1690
worker_thread+0x637/0x1250
kthread+0x2ed/0x3a0
ret_from_fork+0x22/0x30
The buggy address belongs to the object at ffff88800d53d1d0
which belongs to the cache kernfs_node_cache of size 168
The buggy address is located 128 bytes inside of
168-byte region [ffff88800d53d1d0, ffff88800d53d278)
The buggy address belongs to the physical page:
page:00000000b0669f10 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0xd53d
flags: 0x100000000000200(slab|node=0|zone=1)
raw: 0100000000000200 0000000000000000 dead000000000122 ffff8880080718c0
raw: 0000000000000000 0000000000110011 00000001ffffffff 0000000000000000
page dumped because: kasan: bad access detected
Memory state around the buggy address:
ffff88800d53d100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
ffff88800d53d180: 00 00 fc fc fc fc fc fc fc fc fa fb fb fb fb fb
>ffff88800d53d200: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fc
^
ffff88800d53d280: fc fc fc fc fc fc fc 00 00 00 00 00 00 00 00 00
ffff88800d53d300: 00 00 00 00 00 00 00 00 00 00 00 00 fc fc fc fc
==================================================================
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
sr 1:0:0:0: [sr0] tag#0 unaligned transfer
BUG: unable to handle page fault for address: ffffebdc106a8d48
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0
Oops: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 0 PID: 112 Comm: systemd-journal Tainted: G B W 5.19.0-rc4-next-20220701 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:qlist_free_all+0xaf/0x190
Code: 80 4c 01 c2 0f 82 f0 00 00 00 48 c7 c0 00 00 00 80 48 2b 05 53 36 7c 03 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 31 36 7c 03 <48> 8b 48 08 48 89 c2 f6 c1 01 0f 85 b6 00 00 00 0f 1f 44 00 00 48
RSP: 0018:ffff888018697c70 EFLAGS: 00010282
RAX: ffffebdc106a8d40 RBX: ffffff841aa350ff RCX: 000000000012000b
RDX: ffffff849aa350ff RSI: ffffea0000332900 RDI: 0000000040000000
RBP: 0000000000000000 R08: ffffff841aa350ff R09: 000000000012000b
R10: ffffea0000332900 R11: 0000000000000000 R12: dffffc0000000000
R13: ffff888018697cb0 R14: 0000000000000000 R15: ffff88800cca556f
FS: 00007fe3a8234900(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffebdc106a8d48 CR3: 000000000eea6000 CR4: 0000000000350ef0
Call Trace:
kasan_quarantine_reduce+0x180/0x200
__kasan_slab_alloc+0x78/0x80
kmem_cache_alloc+0x1b1/0x490
getname_flags.part.0+0x50/0x4f0
getname+0x8e/0xd0
do_sys_openat2+0xf5/0x4c0
__x64_sys_openat+0x13f/0x1f0
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7fe3a8aeddf3
Code: 89 7c 24 18 44 89 54 24 0c e8 a9 5f f9 ff 44 8b 54 24 0c 8b 54 24 1c 41 89 c0 48 8b 74 24 10 8b 7c 24 18 b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 d9 5f f9 ff 8b 44
RSP: 002b:00007ffc3ce3c140 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe3a8aeddf3
RDX: 00000000002a0000 RSI: 000055e99addaee1 RDI: 0000000000000011
RBP: 00007ffc3ce3c370 R08: 0000000000000000 R09: 0073656369766564
R10: 0000000000000000 R11: 0000000000000293 R12: 000055e99addaee0
R13: 00007ffc3ce3c400 R14: 0000000000000001 R15: 000055e99adee91d
Modules linked in:
CR2: ffffebdc106a8d48
---[ end trace 0000000000000000 ]---
RIP: 0010:qlist_free_all+0xaf/0x190
Code: 80 4c 01 c2 0f 82 f0 00 00 00 48 c7 c0 00 00 00 80 48 2b 05 53 36 7c 03 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 31 36 7c 03 <48> 8b 48 08 48 89 c2 f6 c1 01 0f 85 b6 00 00 00 0f 1f 44 00 00 48
RSP: 0018:ffff888018697c70 EFLAGS: 00010282
RAX: ffffebdc106a8d40 RBX: ffffff841aa350ff RCX: 000000000012000b
RDX: ffffff849aa350ff RSI: ffffea0000332900 RDI: 0000000040000000
RBP: 0000000000000000 R08: ffffff841aa350ff R09: 000000000012000b
R10: ffffea0000332900 R11: 0000000000000000 R12: dffffc0000000000
R13: ffff888018697cb0 R14: 0000000000000000 R15: ffff88800cca556f
FS: 00007fe3a8234900(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffebdc106a8d48 CR3: 000000000eea6000 CR4: 0000000000350ef0
loop5: unable to read partition table
loop5: partition table beyond EOD, truncated
systemd[1]: systemd-journald.service: Scheduled restart job, restart counter is at 1.
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1 at mm/kasan/shadow.c:134 kasan_unpoison+0x42/0x50
Modules linked in:
CPU: 0 PID: 1 Comm: systemd Tainted: G B D W 5.19.0-rc4-next-20220701 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:kasan_unpoison+0x42/0x50
Code: 89 fb 48 83 c6 01 e8 7d fe ff ff 48 89 e8 83 e0 07 74 14 48 ba 00 00 00 00 00 fc ff df 48 01 eb 48 c1 eb 03 88 04 13 5b 5d c3 <0f> 0b c3 66 66 2e 0f 1f 84 00 00 00 00 00 41 57 48 89 f8 41 56 48
RSP: 0018:ffff8880081af828 EFLAGS: 00010202
RAX: 0000000003113680 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000170 RDI: ffff88800cca556f
RBP: ffff88800784f780 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88800cca556f
R13: 0000000000092cc0 R14: 0000000000092cc0 R15: 0000000000092cc0
FS: 00007f03fabc8900(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd99423d28 CR3: 0000000009426000 CR4: 0000000000350ef0
Call Trace:
__kasan_slab_alloc+0x2c/0x80
kmem_cache_alloc+0x1b1/0x490
__create_object.isra.0+0x3d/0xc10
kmem_cache_alloc+0x247/0x490
anon_vma_fork+0xde/0x610
dup_mmap+0x993/0xf40
dup_mm+0x91/0x370
copy_process+0x6941/0x6d60
kernel_clone+0xe7/0xa60
__do_sys_clone+0xba/0x100
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f03fb3724bb
Code: ed 0f 85 f8 00 00 00 64 4c 8b 0c 25 10 00 00 00 45 31 c0 4d 8d 91 d0 02 00 00 31 d2 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 91 00 00 00 41 89 c5 85 c0 0f 85 9e 00 00
RSP: 002b:00007ffe61cba470 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 000055a32670fe18 RCX: 00007f03fb3724bb
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 00007f03fabc8900
R10: 00007f03fabc8bd0 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000000 R15: 000055a326737d20
irq event stamp: 7091978
hardirqs last enabled at (7091977): [] _raw_write_unlock_irq+0x1f/0x40
hardirqs last disabled at (7091978): [] __schedule+0x11d9/0x24a0
softirqs last enabled at (7091698): [] __irq_exit_rcu+0x113/0x170
softirqs last disabled at (7091639): [] __irq_exit_rcu+0x113/0x170
---[ end trace 0000000000000000 ]---
systemd[1]: Stopping Flush Journal to Persistent Storage...
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4269 at kernel/rcu/tree.c:2776 call_rcu+0x6c6/0xa20
Modules linked in:
CPU: 1 PID: 4269 Comm: (urnalctl) Tainted: G B D W 5.19.0-rc4-next-20220701 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:call_rcu+0x6c6/0xa20
Code: c1 ea 03 80 3c 02 00 0f 85 c0 02 00 00 48 8b 85 a0 00 00 00 48 85 c0 0f 85 37 fa ff ff 4c 89 ff e8 bf d0 00 00 e9 2a fa ff ff <0f> 0b e9 50 f9 ff ff e8 0e 2e ff ff e9 05 fc ff ff e8 b4 f9 45 00
RSP: 0018:ffff888044cc7738 EFLAGS: 00010202
RAX: 0000000000000000 RBX: ffff88800cca55ef RCX: ffffffff817a3d65
RDX: 1ffff11001994ab5 RSI: ffffffff817a3680 RDI: 0000000000000007
RBP: ffff888044cc77c0 R08: 0000000000000001 R09: ffff88800cca5602
R10: ffffed1001994ac0 R11: 0000000000000001 R12: ffffffff817a3680
R13: ffffffff816ce670 R14: ffff88800ef74380 R15: ffff88800806e140
FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2de2c000 CR3: 000000000e72e000 CR4: 0000000000350ee0
Call Trace:
general protection fault, probably for non-canonical address 0x1bebde00cfffc8: 0000 [#2] PREEMPT SMP KASAN NOPTI
CPU: 0 PID: 127 Comm: systemd-udevd Tainted: G B D W 5.19.0-rc4-next-20220701 #1
kmem_cache_free+0xc1/0x600
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:qlist_free_all+0xaf/0x190
__put_anon_vma+0x110/0x390
Code: 80 4c 01 c2 0f 82 f0 00 00 00 48 c7 c0 00 00 00 80 48 2b 05 53 36 7c 03 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 31 36 7c 03 <48> 8b 48 08 48 89 c2 f6 c1 01 0f 85 b6 00 00 00 0f 1f 44 00 00 48
unlink_anon_vmas+0x496/0x6f0
RSP: 0018:ffff8880174e7c70 EFLAGS: 00010207
free_pgtables+0x24d/0x420
RAX: 001bebde00cfffc0 RBX: 0700000033ffff88 RCX: 0000000000120010
RDX: 07000000b3ffff88 RSI: ffffea00003a8d00 RDI: 0000000040000000
exit_mmap+0x1b4/0x680
RBP: 0000000000000000 R08: 0700000033ffff88 R09: 0000000000120010
R10: ffffea00003a8d00 R11: 0000000000000000 R12: dffffc0000000000
R13: ffff8880174e7cb0 R14: 0000000000000000 R15: ffff88800ea357a5
FS: 00007f2743afc8c0(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
mmput+0xd1/0x390
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
begin_new_exec+0x102a/0x2ee0
CR2: 000055a324378d0f CR3: 000000000ee34000 CR4: 0000000000350ef0
Call Trace:
load_elf_binary+0x17f6/0x4e50
kasan_quarantine_reduce+0x180/0x200
__kasan_slab_alloc+0x78/0x80
kmem_cache_alloc+0x1b1/0x490
getname_flags.part.0+0x50/0x4f0
getname+0x8e/0xd0
do_sys_openat2+0xf5/0x4c0
__x64_sys_openat+0x13f/0x1f0
do_syscall_64+0x3b/0x90
bprm_execve+0x7f5/0x1920
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f2743fabd62
Code: c0 f6 c2 40 75 52 89 d0 45 31 d2 25 00 00 41 00 3d 00 00 41 00 74 41 64 8b 04 25 18 00 00 00 85 c0 75 65 b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 a2 00 00 00 48 8b 4c 24 38 64 48 2b 0c 25
do_execveat_common+0x724/0x890
RSP: 002b:00007ffd26d367f0 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f2743fabd62
RDX: 00000000002a0000 RSI: 000055f0c5efd381 RDI: 0000000000000010
RBP: 000055f0c5efd380 R08: 000055f0c4e218f0 R09: 0073656369766564
R10: 0000000000000000 R11: 0000000000000246 R12: 000055f0c5eea044
__x64_sys_execve+0x8f/0xc0
R13: 0000000000000010 R14: 0000000000000008 R15: 000055f0c5efd381
do_syscall_64+0x3b/0x90
Modules linked in:
---[ end trace 0000000000000000 ]---
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0010:qlist_free_all+0xaf/0x190
RIP: 0033:0x7f03fb3726c7
Code: 80 4c 01 c2 0f 82 f0 00 00 00 48 c7 c0 00 00 00 80 48 2b 05 53 36 7c 03 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 31 36 7c 03 <48> 8b 48 08 48 89 c2 f6 c1 01 0f 85 b6 00 00 00 0f 1f 44 00 00 48
Code: Unable to access opcode bytes at RIP 0x7f03fb37269d.
RSP: 0018:ffff888018697c70 EFLAGS: 00010282
RSP: 002b:00007ffe61cba248 EFLAGS: 00000246
ORIG_RAX: 000000000000003b
RAX: ffffebdc106a8d40 RBX: ffffff841aa350ff RCX: 000000000012000b
RAX: ffffffffffffffda RBX: 000055a32670f9a0 RCX: 00007f03fb3726c7
RDX: ffffff849aa350ff RSI: ffffea0000332900 RDI: 0000000040000000
RDX: 000055a3267be0f0 RSI: 000055a32677d250 RDI: 000055a3267bdca0
RBP: 0000000000000000 R08: ffffff841aa350ff R09: 000000000012000b
RBP: 00007ffe61cba440 R08: 000055a3266f92c0 R09: 0000000000000000
R10: ffffea0000332900 R11: 0000000000000000 R12: dffffc0000000000
R10: 000055a3267339c0 R11: 0000000000000246 R12: 000055a32677d250
R13: ffff888018697cb0 R14: 0000000000000000 R15: ffff88800cca556f
R13: 0000000000000000 R14: 000055a3267c5ca0 R15: 000055a32677d250
FS: 00007f2743afc8c0(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055a324378d0f CR3: 000000000ee34000 CR4: 0000000000350ef0
irq event stamp: 0
hardirqs last enabled at (0): [<0000000000000000>] 0x0
hardirqs last disabled at (0): [] copy_process+0x1db6/0x6d60
softirqs last enabled at (0): [] copy_process+0x1dfa/0x6d60
softirqs last disabled at (0): [<0000000000000000>] 0x0
---[ end trace 0000000000000000 ]---
systemd[1]: systemd-udevd.service: Main process exited, code=killed, status=11/SEGV
systemd[1]: systemd-udevd.service: Killing process 4216 (systemd-udevd) with signal SIGKILL.
systemd[1]: systemd-udevd.service: Killing process 4267 (systemd-udevd) with signal SIGKILL.
systemd[1]: systemd-udevd.service: Killing process 4216 (systemd-udevd) with signal SIGKILL.
systemd[1]: systemd-udevd.service: Killing process 4267 (systemd-udevd) with signal SIGKILL.
systemd[1]: systemd-udevd.service: Failed with result 'signal'.
systemd[1]: systemd-udevd.service: Unit process 4216 (systemd-udevd) remains running after unit stopped.
systemd[1]: systemd-udevd.service: Unit process 4267 (systemd-udevd) remains running after unit stopped.
systemd[1]: systemd-udevd.service: Consumed 8.243s CPU time.
systemd[1]: systemd-udevd.service: Scheduled restart job, restart counter is at 1.
systemd[1]: Stopped Rule-based Manager for Device Events and Files.
systemd[1]: systemd-udevd.service: Consumed 8.249s CPU time.
systemd[1]: systemd-udevd.service: Found left-over process 4267 (systemd-udevd) in control group while starting unit. Ignoring.
systemd[1]: This usually indicates unclean termination of a previous run, or service implementation deficiencies.
systemd[1]: Starting Rule-based Manager for Device Events and Files...
systemd[1]: systemd-journal-flush.service: Succeeded.
systemd[1]: Stopped Flush Journal to Persistent Storage.
systemd[1]: Stopped Journal Service.
systemd[1]: systemd-journald.service: Consumed 4.210s CPU time.
systemd[1]: Starting Journal Service...
----------------
Code disassembly (best guess), 1 bytes skipped:
0: 4c 01 c2 add %r8,%rdx
3: 0f 82 f0 00 00 00 jb 0xf9
9: 48 c7 c0 00 00 00 80 mov $0xffffffff80000000,%rax
10: 48 2b 05 53 36 7c 03 sub 0x37c3653(%rip),%rax # 0x37c366a
17: 48 01 d0 add %rdx,%rax
1a: 48 c1 e8 0c shr $0xc,%rax
1e: 48 c1 e0 06 shl $0x6,%rax
22: 48 03 05 31 36 7c 03 add 0x37c3631(%rip),%rax # 0x37c365a
* 29: 48 8b 48 08 mov 0x8(%rax),%rcx <-- trapping instruction
2d: 48 89 c2 mov %rax,%rdx
30: f6 c1 01 test $0x1,%cl
33: 0f 85 b6 00 00 00 jne 0xef
39: 0f 1f 44 00 00 nopl 0x0(%rax,%rax,1)
3e: 48 rex.W