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: syz2/memory.events: released with incorrect active_ref 0
WARNING: CPU: 1 PID: 84 at fs/kernfs/dir.c:531 kernfs_put.part.0+0x433/0x540
Modules linked in:
CPU: 1 PID: 84 Comm: kworker/1:3 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:ffff88800fa4fbd8 EFLAGS: 00010286
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000
RDX: ffff88800fa61ac0 RSI: ffffffff812b6848 RDI: ffffed1001f49f6d
RBP: ffff88801b84b2f0 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88801b84b2b8
R13: ffff88800ccdd9f8 R14: 0000000000000000 R15: ffff88800cc41fa0
FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055c832faf514 CR3: 000000003d1ce000 CR4: 0000000000350ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
Call Trace:
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
irq event stamp: 347483
hardirqs last enabled at (347495): [] __up_console_sem+0x78/0x80
hardirqs last disabled at (347506): [] __up_console_sem+0x5d/0x80
softirqs last enabled at (347042): [] __irq_exit_rcu+0x113/0x170
softirqs last disabled at (346587): [] __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 ffff88801b84b338 by task kworker/1:3/84
CPU: 1 PID: 84 Comm: kworker/1:3 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 84:
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 ffff88801b84b2b8
which belongs to the cache kernfs_node_cache of size 168
The buggy address is located 128 bytes inside of
168-byte region [ffff88801b84b2b8, ffff88801b84b360)
The buggy address belongs to the physical page:
page:000000000d49a101 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x1b84b
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:
ffff88801b84b200: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fc
ffff88801b84b280: fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb fb
>ffff88801b84b300: fb fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc
^
ffff88801b84b380: fc fc fc fc 00 00 00 00 00 00 00 00 00 00 00 00
ffff88801b84b400: 00 00 00 00 00 00 00 00 00 fc fc fc 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
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
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
ata2.00: qc timeout (cmd 0xa0)
general protection fault, probably for non-canonical address 0x2ffebde00000008: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 0 PID: 189 Comm: in:imklog 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:ffff88801b73f9d0 EFLAGS: 00010207
RAX: 02ffebde00000000 RBX: c000000000000000 RCX: 1ffffffff0b1d44d
RDX: c000000080000000 RSI: 0000000000000008 RDI: ffffffff81764e81
RBP: 0000000000000000 R08: c000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: ffff88801b73fa10 R14: 0000000000000000 R15: ffff88801b367c59
FS: 00007f9be22af700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fcb81381000 CR3: 00000000176b0000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
Call Trace:
kasan_quarantine_reduce+0x180/0x200
__kasan_slab_alloc+0x78/0x80
kmem_cache_alloc_trace+0x1a1/0x3d0
syslog_print+0xc7/0x590
do_syslog.part.0+0x272/0x6a0
do_syslog+0x49/0x60
kmsg_read+0x8a/0xb0
proc_reg_read+0x11c/0x300
vfs_read+0x1ea/0x5d0
ksys_read+0x127/0x250
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f9be2cf208c
Code: ec 28 48 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 89 fc ff ff 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 31 c0 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 48 89 44 24 08 e8 bf fc ff ff 48
RSP: 002b:00007f9be228e4d0 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9be2cf208c
RDX: 0000000000001fa0 RSI: 00007f9be228ed00 RDI: 0000000000000005
RBP: 00005599dfd064c0 R08: 0000000000000000 R09: 00005599dfd02e88
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9be228ed00
R13: 0000000000001fa0 R14: 00007f9be228ed00 R15: 00007f9be228ed31
Modules linked in:
---[ 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:ffff88801b73f9d0 EFLAGS: 00010207
RAX: 02ffebde00000000 RBX: c000000000000000 RCX: 1ffffffff0b1d44d
RDX: c000000080000000 RSI: 0000000000000008 RDI: ffffffff81764e81
RBP: 0000000000000000 R08: c000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: ffff88801b73fa10 R14: 0000000000000000 R15: ffff88801b367c59
FS: 00007f9be22af700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fcb81381000 CR3: 00000000176b0000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
BUG: kernel NULL pointer dereference, address: 0000000000000018
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD 0 P4D 0
Oops: 0000 [#2] PREEMPT SMP KASAN NOPTI
CPU: 0 PID: 112 Comm: systemd-journal 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:qlist_free_all+0xd3/0x190
Code: 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 8b 02 f6 c4 02 b8 00 00 00 00 48 0f 44 d0 <4c> 8b 72 18 e9 50 ff ff ff 49 83 7e 48 00 0f 85 68 ff ff ff 41 f7
RSP: 0018:ffff8880187474f0 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8880175cd783 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffea00006e12c0 RDI: 0000000040000000
RBP: 0000000000000000 R08: ffff8880175cd783 R09: 000000008011000f
R10: ffffea00006e12c0 R11: 0000000000000000 R12: dffffc0000000000
R13: ffff888018747530 R14: 0000000000000000 R15: ffff88801b84b3a0
FS: 00007f2501198900(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000018 CR3: 000000000d3b6000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
Call Trace:
kasan_quarantine_reduce+0x180/0x200
__kasan_slab_alloc+0x78/0x80
__kmalloc+0x1be/0x440
__d_alloc+0x68e/0x990
d_alloc_parallel+0x10a/0x1c00
__lookup_slow+0x193/0x490
walk_component+0x411/0x6a0
link_path_walk.part.0+0x7f8/0xf80
path_openat+0x25d/0x2890
do_filp_open+0x1aa/0x400
do_sys_openat2+0x16d/0x4c0
__x64_sys_openat+0x13f/0x1f0
do_syscall_64+0x3b/0x90
entry_SYSCALL_64_after_hwframe+0x46/0xb0
RIP: 0033:0x7f2501a51c64
Code: 84 00 00 00 00 00 44 89 54 24 0c e8 36 61 f9 ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 68 61 f9 ff 8b 44
RSP: 002b:00007ffc7cddca60 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000555c557a0d60 RCX: 00007f2501a51c64
RDX: 0000000000080802 RSI: 0000555c557e2190 RDI: 00000000ffffff9c
RBP: 0000555c557e2190 R08: 0000000000000000 R09: ffffffffffffff01
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000080802
R13: 00000000fffffffa R14: 0000555c557e2840 R15: 0000000000000002
Modules linked in:
CR2: 0000000000000018
---[ 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:ffff88801b73f9d0 EFLAGS: 00010207
RAX: 02ffebde00000000 RBX: c000000000000000 RCX: 1ffffffff0b1d44d
RDX: c000000080000000 RSI: 0000000000000008 RDI: ffffffff81764e81
RBP: 0000000000000000 R08: c000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: ffff88801b73fa10 R14: 0000000000000000 R15: ffff88801b367c59
ata2: found unknown device (class 0)
FS: 00007f2501198900(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000018 CR3: 000000000d3b6000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
blk_print_req_error: 108 callbacks suppressed
I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 8 prio class 2
buffer_io_error: 190 callbacks suppressed
Buffer I/O error on dev sr0, logical block 0, async page read
Buffer I/O error on dev sr0, logical block 1, async page read
Buffer I/O error on dev sr0, logical block 2, async page read
Buffer I/O error on dev sr0, logical block 3, async page read
Buffer I/O error on dev sr0, logical block 4, async page read
Buffer I/O error on dev sr0, logical block 5, async page read
Buffer I/O error on dev sr0, logical block 6, async page read
Buffer I/O error on dev sr0, logical block 7, async page read
systemd[1]: systemd-journald.service: Scheduled restart job, restart counter is at 1.
------------[ cut here ]------------
WARNING: CPU: 0 PID: 1 at fs/kernfs/dir.c:1333 kernfs_activate+0x1e0/0x240
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:kernfs_activate+0x1e0/0x240
Code: 00 00 00 10 e9 c8 fe ff ff e8 8c 05 a7 ff 48 8b 3c 24 48 83 c4 08 5b 5d 41 5c 41 5d 41 5e 41 5f e9 15 43 8a ff e8 70 05 a7 ff <0f> 0b eb a1 e8 67 05 a7 ff 0f 0b e9 44 ff ff ff 4c 89 ef e8 98 79
RSP: 0018:ffff8880081afd38 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88801b84b2bc RCX: 0000000000000000
RDX: ffff8880081a0000 RSI: ffffffff819d66c0 RDI: 0000000000000005
RBP: ffff88801b84b2b8 R08: 0000000000000005 R09: 0000000080000001
R10: 00000000ffff8880 R11: 0000000000000001 R12: dffffc0000000000
R13: ffff88801b84b350 R14: ffff88800df2e828 R15: 00000000ffff8880
FS: 00007f2563961900(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5f8fd58421 CR3: 0000000008f1e000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000400
Call Trace:
cgroup_mkdir+0x86f/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
RIP: 0033:0x7f256412eb07
Code: 1f 40 00 48 8b 05 89 f3 0c 00 64 c7 00 5f 00 00 00 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 59 f3 0c 00 f7 d8 64 89 01 48
RSP: 002b:00007fff342191f8 EFLAGS: 00000206 ORIG_RAX: 0000000000000053
RAX: ffffffffffffffda RBX: 0000562f7d9d3f30 RCX: 00007f256412eb07
RDX: 00007fff34219090 RSI: 00000000000001ed RDI: 0000562f7d9c6260
RBP: 00007f256451f351 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000000000
R13: 0000562f7d9d3f30 R14: 0000000000000000 R15: 0000562f7d91ea30
irq event stamp: 7142858
hardirqs last enabled at (7142857): [] _raw_write_unlock_irq+0x1f/0x40
hardirqs last disabled at (7142858): [] __schedule+0x11d9/0x24a0
softirqs last enabled at (7142176): [] __irq_exit_rcu+0x113/0x170
softirqs last disabled at (7142167): [] __irq_exit_rcu+0x113/0x170
---[ end trace 0000000000000000 ]---
systemd[1]: Stopping Flush Journal to Persistent Storage...
systemd[1]: systemd-journal-flush.service: Failed to kill control group /system.slice/systemd-journal-flush.service, ignoring: Input/output error
systemd[1]: systemd-journal-flush.service: Failed to kill control group /system.slice/systemd-journal-flush.service, ignoring: Input/output error
systemd[1]: systemd-journal-flush.service: Failed to kill control group /system.slice/systemd-journal-flush.service, ignoring: Input/output error
systemd[1]: systemd-journal-flush.service: Failed to kill control group /system.slice/systemd-journal-flush.service, ignoring: Input/output error
systemd[1]: systemd-journal-flush.service: Succeeded.
----------------
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