gfs2: fsid=loop5.0: first mount done, others may mount ------------[ cut here ]------------ WARNING: CPU: 0 PID: 12644 at include/linux/backing-dev.h:256 inode_to_wb include/linux/backing-dev.h:253 [inline] WARNING: CPU: 0 PID: 12644 at include/linux/backing-dev.h:256 folio_account_dirtied mm/page-writeback.c:2677 [inline] WARNING: CPU: 0 PID: 12644 at include/linux/backing-dev.h:256 __folio_mark_dirty+0x578/0x97c mm/page-writeback.c:2728 Modules linked in: CPU: 0 PID: 12644 Comm: syz-executor.5 Not tainted 6.2.0-rc7-syzkaller-17907-g2d3827b3f393 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : inode_to_wb include/linux/backing-dev.h:253 [inline] pc : folio_account_dirtied mm/page-writeback.c:2677 [inline] pc : __folio_mark_dirty+0x578/0x97c mm/page-writeback.c:2728 lr : inode_to_wb include/linux/backing-dev.h:253 [inline] lr : folio_account_dirtied mm/page-writeback.c:2677 [inline] lr : __folio_mark_dirty+0x578/0x97c mm/page-writeback.c:2728 sp : ffff800015cdb530 x29: ffff800015cdb530 x28: ffff0001178f8000 x27: ffff80000d612000 x26: 0000000000000176 x25: ffff00011f733400 x24: 0000000000000000 x23: 0000000000000001 x22: ffff0000c5d1e460 x21: 0000000000000000 x20: ffff00011faadf88 x19: fffffc00047e1f40 x18: ffff80000bfae9bc x17: ffff8001f1cfb000 x16: ffff00011f733e70 x15: ffff80000dbd2118 x14: ffff00011f733400 x13: 00000000ffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff8000134b0000 x9 : ffff8000083e4464 x8 : 0000000000040000 x7 : ffff8000083e3f24 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: inode_to_wb include/linux/backing-dev.h:253 [inline] folio_account_dirtied mm/page-writeback.c:2677 [inline] __folio_mark_dirty+0x578/0x97c mm/page-writeback.c:2728 __set_page_dirty include/linux/pagemap.h:1052 [inline] mark_buffer_dirty+0x224/0x598 fs/buffer.c:1105 gfs2_unpin+0xc8/0x444 fs/gfs2/lops.c:111 buf_lo_after_commit+0x70/0xac fs/gfs2/lops.c:747 lops_after_commit fs/gfs2/lops.h:49 [inline] gfs2_log_flush+0xd20/0x108c fs/gfs2/log.c:1116 gfs2_inplace_reserve+0x89c/0x1380 fs/gfs2/rgrp.c:2188 gfs2_iomap_begin_write fs/gfs2/bmap.c:1017 [inline] gfs2_iomap_begin+0x63c/0xa50 fs/gfs2/bmap.c:1112 iomap_iter+0x38c/0xa74 fs/iomap/iter.c:91 iomap_file_buffered_write+0xb8/0x508 fs/iomap/buffered-io.c:850 gfs2_file_buffered_write+0x2a4/0x45c fs/gfs2/file.c:1045 gfs2_file_write_iter+0x22c/0x630 fs/gfs2/file.c:1146 do_iter_write+0x2ac/0x4ec fs/read_write.c:861 vfs_writev fs/read_write.c:934 [inline] do_pwritev+0x12c/0x1e4 fs/read_write.c:1031 __do_sys_pwritev2 fs/read_write.c:1090 [inline] __se_sys_pwritev2 fs/read_write.c:1081 [inline] __arm64_sys_pwritev2+0x5c/0x90 fs/read_write.c:1081 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x64/0x178 arch/arm64/kernel/syscall.c:52 el0_svc_common+0xbc/0x180 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x110 arch/arm64/kernel/syscall.c:193 el0_svc+0x58/0x14c arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 irq event stamp: 189688 hardirqs last enabled at (189687): [] folio_memcg_lock+0xdc/0x164 mm/memcontrol.c:2114 hardirqs last disabled at (189688): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (189688): [] _raw_spin_lock_irqsave+0x2c/0x88 kernel/locking/spinlock.c:162 softirqs last enabled at (189640): [] _stext+0x54c/0x5e4 softirqs last disabled at (189297): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]---