WARNING in __set_page_dirty

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: 3f8a27f9e27b Linux 4.19.211
git tree: linux-4.19.y
console output: https://syzkaller.appspot.com/x/log.txt?x=10f143b2880000
kernel config: https://syzkaller.appspot.com/x/.config?x=9b9277b418617afe
dashboard link: https://syzkaller.appspot.com/bug?extid=d9c62fc2a488273004e9
compiler: gcc version 10.2.1 20210110 (Debian 10.2.1-6)

Unfortunately, I don't have any reproducer for this issue yet.

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/98c0bdb4abb3/disk-3f8a27f9.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/ea228ff02669/vmlinux-3f8a27f9.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+d9c62f...@syzkaller.appspotmail.com

netdev_register_kobject+0x181/0x430 net/core/net-sysfs.c:1806
register_netdevice+0xb46/0x10f0 net/core/dev.c:8730
ieee802154_if_add+0xc37/0x1040 net/mac802154/iface.c:678
ieee802154_add_iface_deprecated+0x3e/0x60 net/mac802154/cfg.c:32
rdev_add_virtual_intf_deprecated net/ieee802154/rdev-ops.h:16 [inline]
ieee802154_add_iface+0x466/0x8e0 net/ieee802154/nl-phy.c:226
WARNING: CPU: 0 PID: 18803 at include/linux/backing-dev.h:340 inode_to_wb include/linux/backing-dev.h:340 [inline]
WARNING: CPU: 0 PID: 18803 at include/linux/backing-dev.h:340 account_page_dirtied+0x8cc/0xbb0 mm/page-writeback.c:2420
genl_family_rcv_msg+0x642/0xc40 net/netlink/genetlink.c:602
Kernel panic - not syncing: panic_on_warn set ...

genl_rcv_msg+0xbf/0x160 net/netlink/genetlink.c:627
netlink_rcv_skb+0x160/0x440 net/netlink/af_netlink.c:2463
genl_rcv+0x24/0x40 net/netlink/genetlink.c:638
netlink_unicast_kernel net/netlink/af_netlink.c:1325 [inline]
netlink_unicast+0x4d5/0x690 net/netlink/af_netlink.c:1351
netlink_sendmsg+0x6c3/0xc50 net/netlink/af_netlink.c:1917
sock_sendmsg_nosec net/socket.c:651 [inline]
sock_sendmsg+0xc3/0x120 net/socket.c:661
___sys_sendmsg+0x7bb/0x8e0 net/socket.c:2227
__sys_sendmsg net/socket.c:2265 [inline]
__do_sys_sendmsg net/socket.c:2274 [inline]
__se_sys_sendmsg net/socket.c:2272 [inline]
__x64_sys_sendmsg+0x132/0x220 net/socket.c:2272
do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7fd3ba2235a9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fd3b8b96168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007fd3ba343f80 RCX: 00007fd3ba2235a9
RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000004
RBP: 00007fd3b8b961d0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002
R13: 00007fffe1c5af9f R14: 00007fd3b8b96300 R15: 0000000000022000
CPU: 0 PID: 18803 Comm: syz-executor.3 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
panic+0x26a/0x50e kernel/panic.c:186
__warn.cold+0x20/0x5a kernel/panic.c:541
report_bug+0x262/0x2b0 lib/bug.c:183
fixup_bug arch/x86/kernel/traps.c:178 [inline]
fixup_bug arch/x86/kernel/traps.c:173 [inline]
do_error_trap+0x1d7/0x310 arch/x86/kernel/traps.c:296
invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038
RIP: 0010:inode_to_wb include/linux/backing-dev.h:340 [inline]
RIP: 0010:account_page_dirtied+0x8cc/0xbb0 mm/page-writeback.c:2420
Code: 88 01 00 00 be ff ff ff ff 48 8d 78 70 e8 ec e1 ca ff 31 ff 89 c3 89 c6 e8 f1 b3 e2 ff 85 db 0f 85 39 f9 ff ff e8 74 b2 e2 ff <0f> 0b e9 2d f9 ff ff e8 68 b2 e2 ff 4c 89 e6 4c 89 ef e8 9d b3 2d
RSP: 0018:ffff88804ab07118 EFLAGS: 00010093
RAX: ffff88804af242c0 RBX: 0000000000000000 RCX: ffffffff817fd2ef
RDX: 0000000000000000 RSI: ffffffff817fd2fc RDI: 0000000000000005
RBP: ffff88809616bb08 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: ffffea0000eacc80
R13: ffff88809616b980 R14: ffff88809616b7f8 R15: ffffea0000eacc88
__set_page_dirty+0x7f/0x3e0 fs/buffer.c:582
mark_buffer_dirty+0x424/0x5c0 fs/buffer.c:1111
nilfs_btree_commit_convert_and_insert fs/nilfs2/btree.c:1812 [inline]
nilfs_btree_convert_and_insert+0xed5/0x1250 fs/nilfs2/btree.c:1877
nilfs_bmap_do_insert fs/nilfs2/bmap.c:111 [inline]
nilfs_bmap_insert+0x2a1/0x3f0 fs/nilfs2/bmap.c:147
nilfs_mdt_insert_new_block fs/nilfs2/mdt.c:44 [inline]
nilfs_mdt_create_block fs/nilfs2/mdt.c:93 [inline]
nilfs_mdt_get_block+0x59a/0xd40 fs/nilfs2/mdt.c:254
nilfs_palloc_get_block+0xc4/0x2b0 fs/nilfs2/alloc.c:216
nilfs_palloc_get_entry_block+0x17b/0x230 fs/nilfs2/alloc.c:318
nilfs_dat_prepare_entry fs/nilfs2/dat.c:43 [inline]
nilfs_dat_prepare_alloc fs/nilfs2/dat.c:69 [inline]
nilfs_dat_prepare_alloc+0x61/0xb0 fs/nilfs2/dat.c:61
nilfs_bmap_prepare_alloc_ptr fs/nilfs2/bmap.h:183 [inline]
nilfs_direct_insert+0x3cb/0x4e0 fs/nilfs2/direct.c:122
nilfs_bmap_do_insert fs/nilfs2/bmap.c:121 [inline]
nilfs_bmap_insert+0x27a/0x3f0 fs/nilfs2/bmap.c:147
nilfs_get_block+0x4d5/0x970 fs/nilfs2/inode.c:96
__block_write_begin_int+0x46c/0x17b0 fs/buffer.c:1978
__block_write_begin fs/buffer.c:2028 [inline]
block_write_begin+0x58/0x2e0 fs/buffer.c:2087
nilfs_write_begin+0xa5/0x1b0 fs/nilfs2/inode.c:267
generic_perform_write+0x1f8/0x4d0 mm/filemap.c:3170
__generic_file_write_iter+0x24b/0x610 mm/filemap.c:3295
generic_file_write_iter+0x3f8/0x730 mm/filemap.c:3323
call_write_iter include/linux/fs.h:1821 [inline]
new_sync_write fs/read_write.c:474 [inline]
__vfs_write+0x51b/0x770 fs/read_write.c:487
vfs_write+0x1f3/0x540 fs/read_write.c:549
ksys_write+0x12b/0x2a0 fs/read_write.c:599
do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7fdf7995e5a9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fdf782d1168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fdf79a7ef80 RCX: 00007fdf7995e5a9
RDX: 0000000000000050 RSI: 00000000200005c0 RDI: 0000000000000003
RBP: 00007fdf799b9580 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe1e3dbbdf R14: 00007fdf782d1300 R15: 0000000000022000
Kernel Offset: disabled
Rebooting in 86400 seconds..


---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.

syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.

[syzbot]

syzbot has found a reproducer for the following issue on:

HEAD commit: 3f8a27f9e27b Linux 4.19.211
git tree: linux-4.19.y

console output: https://syzkaller.appspot.com/x/log.txt?x=138c5474c80000

kernel config: https://syzkaller.appspot.com/x/.config?x=9b9277b418617afe
dashboard link: https://syzkaller.appspot.com/bug?extid=d9c62fc2a488273004e9
compiler: gcc version 10.2.1 20210110 (Debian 10.2.1-6)

syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17d8cf94c80000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1607db18c80000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/98c0bdb4abb3/disk-3f8a27f9.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/ea228ff02669/vmlinux-3f8a27f9.xz

mounted in repro #1: https://storage.googleapis.com/syzbot-assets/26aed2211263/mount_0.gz
mounted in repro #2: https://storage.googleapis.com/syzbot-assets/1eb4b9b89a01/mount_11.gz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+d9c62f...@syzkaller.appspotmail.com

EXT4-fs (loop0): dirty_blocks=1952
EXT4-fs (loop0): Block reservation details
EXT4-fs (loop0): i_reserved_data_blocks=122
EXT4-fs (loop0): Delayed block allocation failed for inode 18 at logical offset 0 with max blocks 2 with error 28
EXT4-fs (loop0): This should not happen!! Data will be lost
WARNING: CPU: 1 PID: 18696 at fs/buffer.c:581 __set_page_dirty+0x2e3/0x3e0 fs/buffer.c:581

Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 18696 Comm: syz-executor343 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/16/2023

Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
panic+0x26a/0x50e kernel/panic.c:186
__warn.cold+0x20/0x5a kernel/panic.c:541
report_bug+0x262/0x2b0 lib/bug.c:183
fixup_bug arch/x86/kernel/traps.c:178 [inline]
fixup_bug arch/x86/kernel/traps.c:173 [inline]
do_error_trap+0x1d7/0x310 arch/x86/kernel/traps.c:296
invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038

RIP: 0010:__set_page_dirty+0x2e3/0x3e0 fs/buffer.c:581
Code: 01 89 de e8 2f 40 b2 ff 84 db 0f 84 de fe ff ff e8 f2 3e b2 ff 48 89 ef e8 2a dd e1 ff 48 89 c5 e9 f1 fe ff ff e8 dd 3e b2 ff <0f> 0b e9 85 fd ff ff e8 d1 3e b2 ff 4d 8d 67 ff e9 c2 fd ff ff e8
RSP: 0018:ffff8880a202fa28 EFLAGS: 00010093
RAX: ffff8880a91da1c0 RBX: 0000000000000000 RCX: ffffffff81b0462f
RDX: 0000000000000000 RSI: ffffffff81b04693 RDI: 0000000000000001
RBP: ffffea00022237c0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffff8880893b3978
R13: 0000000000000286 R14: ffff8880893b3980 R15: ffffea00022237c8
__set_page_dirty_buffers+0x27b/0x4c0 fs/buffer.c:642
set_page_dirty+0x25f/0x640 mm/page-writeback.c:2569
block_page_mkwrite+0x246/0x300 fs/buffer.c:2500
ext4_page_mkwrite+0xca7/0x1320 fs/ext4/inode.c:6304
do_page_mkwrite+0xd4/0x410 mm/memory.c:2486
wp_page_shared mm/memory.c:2794 [inline]
do_wp_page+0x980/0x2210 mm/memory.c:2894
handle_pte_fault mm/memory.c:4191 [inline]
__handle_mm_fault+0x258b/0x41c0 mm/memory.c:4299
handle_mm_fault+0x436/0xb10 mm/memory.c:4336
__do_page_fault+0x68e/0xd60 arch/x86/mm/fault.c:1412
page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1205
RIP: 0033:0x7f599ba72d70
Code: 09 00 0f 29 04 25 50 00 00 20 e9 02 fd ff ff 0f 1f 00 48 b8 2e 2f 66 69 6c 65 30 00 48 89 04 25 c0 07 00 20 e9 11 fc ff ff 90 <c7> 04 25 80 07 00 20 65 78 74 34 c6 04 25 84 07 00 20 00 e9 c7 fb
RSP: 002b:00007f599b263210 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 00007f599bb4b548 RCX: 00007f599bac6249
RDX: 20dd6f6f4162c484 RSI: 0000000000000000 RDI: 00007f599b2635e8
RBP: 00007f599bb4b540 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f599bb4b54c
R13: 00007fff385589ef R14: 00007f599b263300 R15: 0000000000022000

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: d9b4a0c83a2d Linux 5.15.98
git tree: linux-5.15.y
console output: https://syzkaller.appspot.com/x/log.txt?x=175789d4c80000
kernel config: https://syzkaller.appspot.com/x/.config?x=2f8d9515b973b23b
dashboard link: https://syzkaller.appspot.com/bug?extid=fee79f2d4df1316de949
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2

Unfortunately, I don't have any reproducer for this issue yet.

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/037cabbd3313/disk-d9b4a0c8.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/9967e551eb34/vmlinux-d9b4a0c8.xz
kernel image: https://storage.googleapis.com/syzbot-assets/a050c7a4fd99/bzImage-d9b4a0c8.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:

Reported-by: syzbot+fee79f...@syzkaller.appspotmail.com

------------[ cut here ]------------
WARNING: CPU: 0 PID: 3620 at include/linux/backing-dev.h:288 account_page_dirtied mm/page-writeback.c:2452 [inline]
WARNING: CPU: 0 PID: 3620 at include/linux/backing-dev.h:288 __set_page_dirty+0xb5d/0xe30 mm/page-writeback.c:2500
Modules linked in:
CPU: 0 PID: 3620 Comm: syz-executor.1 Not tainted 5.15.98-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
RIP: 0010:inode_to_wb include/linux/backing-dev.h:285 [inline]
RIP: 0010:account_page_dirtied mm/page-writeback.c:2452 [inline]
RIP: 0010:__set_page_dirty+0xb5d/0xe30 mm/page-writeback.c:2500
Code: ff cf 4c 8b 2c 24 e9 64 fc ff ff e8 cd be d5 ff 48 ff cb e9 f1 fb ff ff e8 c0 be d5 ff 48 ff cb e9 d1 fc ff ff e8 b3 be d5 ff <0f> 0b 43 80 3c 3e 00 0f 85 94 f9 ff ff e9 97 f9 ff ff 89 d9 80 e1
RSP: 0018:ffffc90002effad0 EFLAGS: 00010093
RAX: ffffffff81aa95dd RBX: ffff8880181e1fb0 RCX: ffff888022efba00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff81aa8f6a R09: fffffbfff1bc70fe
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff8880181e1e38
R13: ffffea000125a1c0 R14: 1ffff1100303c3f6 R15: dffffc0000000000
FS: 000055555602f400(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc279c1bda0 CR3: 000000004d490000 CR4: 00000000003506f0
DR0: 0000000000000003 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
mark_buffer_dirty+0x374/0x580 fs/buffer.c:1108
gfs2_unpin+0x11e/0xa50 fs/gfs2/lops.c:111
buf_lo_after_commit+0x14b/0x1a0 fs/gfs2/lops.c:750
lops_after_commit fs/gfs2/lops.h:49 [inline]
gfs2_log_flush+0x11e0/0x2680 fs/gfs2/log.c:1108
gfs2_kill_sb+0x50/0xd0 fs/gfs2/ops_fstype.c:1734
deactivate_locked_super+0xa0/0x110 fs/super.c:335
cleanup_mnt+0x44e/0x500 fs/namespace.c:1143
task_work_run+0x129/0x1a0 kernel/task_work.c:164
tracehook_notify_resume include/linux/tracehook.h:189 [inline]
exit_to_user_mode_loop+0x106/0x130 kernel/entry/common.c:175
exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:207
__syscall_exit_to_user_mode_work kernel/entry/common.c:289 [inline]
syscall_exit_to_user_mode+0x5d/0x2a0 kernel/entry/common.c:300
do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86
entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f2254bfc567
Code: ff ff ff f7 d8 64 89 01 48 83 c8 ff c3 66 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 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fff6c851708 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f2254bfc567
RDX: 00007fff6c8517dc RSI: 000000000000000a RDI: 00007fff6c8517d0
RBP: 00007fff6c8517d0 R08: 00000000ffffffff R09: 00007fff6c8515a0
R10: 00005555560308b3 R11: 0000000000000246 R12: 00007f2254c55b24
R13: 00007fff6c852890 R14: 0000555556030810 R15: 00007fff6c8528d0
</TASK>

[syzbot]

syzbot has found a reproducer for the following issue on:

HEAD commit: d9b4a0c83a2d Linux 5.15.98
git tree: linux-5.15.y

console output: https://syzkaller.appspot.com/x/log.txt?x=1743f6b8c80000

kernel config: https://syzkaller.appspot.com/x/.config?x=2f8d9515b973b23b
dashboard link: https://syzkaller.appspot.com/bug?extid=fee79f2d4df1316de949
compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2

syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1190fa5cc80000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=115d52dac80000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/037cabbd3313/disk-d9b4a0c8.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/9967e551eb34/vmlinux-d9b4a0c8.xz
kernel image: https://storage.googleapis.com/syzbot-assets/a050c7a4fd99/bzImage-d9b4a0c8.xz

mounted in repro: https://storage.googleapis.com/syzbot-assets/cc19faec7364/mount_0.gz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+fee79f...@syzkaller.appspotmail.com

gfs2: fsid=syz:syz.0: first mount done, others may mount
gfs2: fsid=syz:syz.0: found 1 quota changes
------------[ cut here ]------------
WARNING: CPU: 1 PID: 3586 at include/linux/backing-dev.h:288 account_page_dirtied mm/page-writeback.c:2452 [inline]
WARNING: CPU: 1 PID: 3586 at include/linux/backing-dev.h:288 __set_page_dirty+0xb5d/0xe30 mm/page-writeback.c:2500
Modules linked in:
CPU: 1 PID: 3586 Comm: syz-executor130 Not tainted 5.15.98-syzkaller #0

Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
RIP: 0010:inode_to_wb include/linux/backing-dev.h:285 [inline]
RIP: 0010:account_page_dirtied mm/page-writeback.c:2452 [inline]
RIP: 0010:__set_page_dirty+0xb5d/0xe30 mm/page-writeback.c:2500
Code: ff cf 4c 8b 2c 24 e9 64 fc ff ff e8 cd be d5 ff 48 ff cb e9 f1 fb ff ff e8 c0 be d5 ff 48 ff cb e9 d1 fc ff ff e8 b3 be d5 ff <0f> 0b 43 80 3c 3e 00 0f 85 94 f9 ff ff e9 97 f9 ff ff 89 d9 80 e1

RSP: 0018:ffffc90001f6f6f0 EFLAGS: 00010093
RAX: ffffffff81aa95dd RBX: ffff88801a86da70 RCX: ffff88801cdd5700

RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000

RBP: 0000000000000000 R08: ffffffff81aa8f6a R09: ffffed100350db4f
R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88801a86d8f8
R13: ffffea0001f1c4c0 R14: 1ffff1100350db4e R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000

CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033

CR2: 000055e6a9d2300f CR3: 000000001edc5000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

Call Trace:
<TASK>
mark_buffer_dirty+0x374/0x580 fs/buffer.c:1108
gfs2_unpin+0x11e/0xa50 fs/gfs2/lops.c:111
buf_lo_after_commit+0x14b/0x1a0 fs/gfs2/lops.c:750
lops_after_commit fs/gfs2/lops.h:49 [inline]
gfs2_log_flush+0x11e0/0x2680 fs/gfs2/log.c:1108

do_sync+0xa19/0xc60 fs/gfs2/quota.c:975
gfs2_quota_sync+0x379/0x810 fs/gfs2/quota.c:1318
gfs2_sync_fs+0x49/0xb0 fs/gfs2/super.c:643
sync_filesystem+0xe8/0x220 fs/sync.c:56
generic_shutdown_super+0x6e/0x2c0 fs/super.c:448
kill_block_super+0x7a/0xe0 fs/super.c:1396

deactivate_locked_super+0xa0/0x110 fs/super.c:335
cleanup_mnt+0x44e/0x500 fs/namespace.c:1143
task_work_run+0x129/0x1a0 kernel/task_work.c:164

exit_task_work include/linux/task_work.h:32 [inline]
do_exit+0x6a3/0x2480 kernel/exit.c:872
do_group_exit+0x144/0x310 kernel/exit.c:994
__do_sys_exit_group kernel/exit.c:1005 [inline]
__se_sys_exit_group kernel/exit.c:1003 [inline]
__x64_sys_exit_group+0x3b/0x40 kernel/exit.c:1003
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f4ec530d9a9
Code: Unable to access opcode bytes at RIP 0x7f4ec530d97f.
RSP: 002b:00007ffc3098aa08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f4ec5396330 RCX: 00007f4ec530d9a9
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000001
RBP: 0000000000000001 R08: ffffffffffffffc0 R09: 0000000000013523
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4ec5396330
R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
</TASK>