syzbot

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WARNING: CPU: 1 PID: 5224 at include/linux/backing-dev.h:254 inode_to_wb include/linux/backing-dev.h:251 [inline]
WARNING: CPU: 1 PID: 5224 at include/linux/backing-dev.h:254 folio_account_dirtied mm/page-writeback.c:2743 [inline]
WARNING: CPU: 1 PID: 5224 at include/linux/backing-dev.h:254 __folio_mark_dirty+0x879/0xe20 mm/page-writeback.c:2797
Modules linked in:
CPU: 1 UID: 0 PID: 5224 Comm: syz-executor276 Not tainted 6.11.0-rc7-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:inode_to_wb include/linux/backing-dev.h:251 [inline]
RIP: 0010:folio_account_dirtied mm/page-writeback.c:2743 [inline]
RIP: 0010:__folio_mark_dirty+0x879/0xe20 mm/page-writeback.c:2797
Code: f3 8b e8 ca 33 88 ff 90 0f 0b 90 90 e9 81 f9 ff ff e8 1b 10 c6 ff 4c 89 f7 48 8b 34 24 e8 1f 42 33 00 eb 87 e8 08 10 c6 ff 90 <0f> 0b 90 e9 cd fb ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 95 f9
RSP: 0018:ffffc9000349f6b0 EFLAGS: 00010093
RAX: ffffffff81cd7c58 RBX: 0000000000000000 RCX: ffff88802abe1e00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffff888022c94cf8 R08: ffffffff81cd7821 R09: 1ffff1100459299f
R10: dffffc0000000000 R11: ffffed10045929a0 R12: 0000000000000001
R13: ffff888022c94b88 R14: ffffea0000bde280 R15: 1ffff1100459299f
FS:  0000555568bbf380(0000) GS:ffff8880b8900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555568bc86f8 CR3: 0000000079be8000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 mark_buffer_dirty+0x2a4/0x520 fs/buffer.c:1205
 gfs2_unpin+0x129/0xa60 fs/gfs2/lops.c:111
 buf_lo_after_commit+0x14f/0x1a0 fs/gfs2/lops.c:738
 lops_after_commit fs/gfs2/lops.h:51 [inline]
 gfs2_log_flush+0x118d/0x2610 fs/gfs2/log.c:1123
 do_sync+0xa0b/0xc60 fs/gfs2/quota.c:983
 gfs2_quota_sync+0x3bc/0x4a0 fs/gfs2/quota.c:1359
 gfs2_sync_fs+0x4d/0xc0 fs/gfs2/super.c:670
 sync_filesystem+0xed/0x230 fs/sync.c:56
 generic_shutdown_super+0x72/0x2d0 fs/super.c:621
 kill_block_super+0x44/0x90 fs/super.c:1696
 deactivate_locked_super+0xc4/0x130 fs/super.c:473
 cleanup_mnt+0x41f/0x4b0 fs/namespace.c:1373
 task_work_run+0x24f/0x310 kernel/task_work.c:228
 ptrace_notify+0x2d2/0x380 kernel/signal.c:2402
 ptrace_report_syscall include/linux/ptrace.h:415 [inline]
 ptrace_report_syscall_exit include/linux/ptrace.h:477 [inline]
 syscall_exit_work+0xc6/0x190 kernel/entry/common.c:173
 syscall_exit_to_user_mode_prepare kernel/entry/common.c:200 [inline]
 __syscall_exit_to_user_mode_work kernel/entry/common.c:205 [inline]
 syscall_exit_to_user_mode+0x279/0x370 kernel/entry/common.c:218
 do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f351a7e8307
Code: 0a 00 48 83 c4 08 5b 5d c3 66 2e 0f 1f 84 00 00 00 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 b8 ff ff ff f7 d8 64 89 02 b8
RSP: 002b:00007ffff98d39f8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f351a7e8307
RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffff98d3ab0
RBP: 00007ffff98d3ab0 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000ffffffff R11: 0000000000000202 R12: 00007ffff98d4b10
R13: 0000555568bc06c0 R14: 0000000000000001 R15: 431bde82d7b634db
 </TASK>