------------[ cut here ]------------ WARNING: CPU: 0 PID: 4333 at fs/gfs2/rgrp.c:2628 gfs2_rbm_from_block fs/gfs2/rgrp.c:279 [inline] WARNING: CPU: 0 PID: 4333 at fs/gfs2/rgrp.c:2628 gfs2_check_blk_type+0x3a4/0x5b0 fs/gfs2/rgrp.c:2627 Modules linked in: CPU: 0 PID: 4333 Comm: syz-executor Not tainted syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026 pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--) pc : gfs2_check_blk_type+0x3a4/0x5b0 fs/gfs2/rgrp.c:279 lr : rgrp_contains_block fs/gfs2/rgrp.h:88 [inline] lr : gfs2_rbm_from_block fs/gfs2/rgrp.c:279 [inline] lr : gfs2_check_blk_type+0x324/0x5b0 fs/gfs2/rgrp.c:2627 sp : ffff8000221673a0 x29: ffff800022167460 x28: 0000000000000002 x27: ffff0000c4176198 x26: dfff800000000000 x25: ffff8000221673c0 x24: ffff70000442ce78 x23: ffff0000c41761cc x22: 000000020000001c x21: 0000000000000000 x20: 0000000000000924 x19: 1fffe0001882ec39 x18: 1fffe00033c1877e x17: ffff80001641d000 x16: ffff8000082dbe80 x15: 0000000000000000 x14: 0000000000000001 x13: 1fffe0001edbb640 x12: 0000000000000000 x11: ff0080000a2cdcfc x10: 0000000000000000 x9 : ffff80000a2cdcfc x8 : ffff0000c6b90000 x7 : ffff800008370554 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000001 x3 : ffff80000a267e78 x2 : 0000000000000001 x1 : 0000000000000924 x0 : 000000020000001c Call trace: gfs2_rbm_from_block fs/gfs2/rgrp.c:279 [inline] gfs2_check_blk_type+0x3a4/0x5b0 fs/gfs2/rgrp.c:2627 evict_should_delete fs/gfs2/super.c:1352 [inline] gfs2_evict_inode+0x614/0xe5c fs/gfs2/super.c:1495 evict+0x3d8/0x824 fs/inode.c:705 iput_final fs/inode.c:1834 [inline] iput+0x728/0x7e8 fs/inode.c:1860 dentry_unlink_inode+0x360/0x438 fs/dcache.c:405 __dentry_kill+0x318/0x590 fs/dcache.c:611 dentry_kill+0xcc/0x24c fs/dcache.c:-1 dput+0x228/0x444 fs/dcache.c:918 do_one_tree+0xc0/0xf4 fs/dcache.c:1690 shrink_dcache_for_umount+0x6c/0x118 fs/dcache.c:1704 generic_shutdown_super+0x6c/0x32c fs/super.c:473 kill_block_super+0x78/0xe0 fs/super.c:1481 gfs2_kill_sb+0xc4/0xd8 fs/gfs2/ops_fstype.c:-1 deactivate_locked_super+0xb4/0x128 fs/super.c:332 deactivate_super+0xe4/0x104 fs/super.c:363 cleanup_mnt+0x3a8/0x430 fs/namespace.c:1191 __cleanup_mnt+0x20/0x30 fs/namespace.c:1198 task_work_run+0x1f4/0x280 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x20f8/0x2c84 arch/arm64/kernel/signal.c:1151 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x12c arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 896156 hardirqs last enabled at (896155): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (896155): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (896156): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (896016): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (896014): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- gfs2: fsid=syz:syz.0: fatal: filesystem consistency error inode = 11 2339 function = gfs2_dinode_in, file = fs/gfs2/glops.c, line = 409 gfs2: fsid=syz:syz.0: G: s:EX n:2/923 f:qobnN t:EX d:EX/0 a:0 v:0 r:3 m:20 p:1 gfs2: fsid=syz:syz.0: H: s:EX f:H e:0 p:4333 [syz-executor] gfs2_quota_sync+0x2cc/0x4e8 fs/gfs2/quota.c:1329 gfs2: fsid=syz:syz.0: I: n:11/2339 t:0 f:0x00 d:0x00000000 s:0 p:0 gfs2: fsid=syz:syz.0: about to withdraw this file system gfs2: fsid=syz:syz.0: Journal recovery skipped for jid 0 until next mount. gfs2: fsid=syz:syz.0: Glock dequeues delayed: 0 gfs2: fsid=syz:syz.0: File system withdrawn CPU: 0 PID: 4333 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026 Call trace: dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:158 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165 __dump_stack+0x30/0x40 lib/dump_stack.c:88 dump_stack_lvl+0xf4/0x15c lib/dump_stack.c:106 dump_stack+0x1c/0x5c lib/dump_stack.c:113 gfs2_withdraw+0x9f8/0x1244 fs/gfs2/util.c:357 gfs2_consist_inode_i+0xf8/0x114 fs/gfs2/util.c:459 gfs2_dinode_in fs/gfs2/glops.c:-1 [inline] gfs2_inode_refresh+0x9a0/0xe64 fs/gfs2/glops.c:496 inode_go_instantiate+0x4c/0x68 fs/gfs2/glops.c:515 gfs2_instantiate+0x178/0x2b4 fs/gfs2/glock.c:520 gfs2_glock_holder_ready fs/gfs2/glock.c:1333 [inline] gfs2_glock_wait+0x1b0/0x290 fs/gfs2/glock.c:1353 gfs2_glock_nq+0x8bc/0x11c4 fs/gfs2/glock.c:1596 gfs2_glock_nq_init fs/gfs2/glock.h:255 [inline] do_sync+0x414/0xa68 fs/gfs2/quota.c:927 gfs2_quota_sync+0x2cc/0x4e8 fs/gfs2/quota.c:1329 gfs2_sync_fs+0x50/0xc8 fs/gfs2/super.c:664 sync_filesystem+0xe8/0x218 fs/sync.c:56 generic_shutdown_super+0x74/0x32c fs/super.c:474 kill_block_super+0x78/0xe0 fs/super.c:1481 gfs2_kill_sb+0xc4/0xd8 fs/gfs2/ops_fstype.c:-1 deactivate_locked_super+0xb4/0x128 fs/super.c:332 deactivate_super+0xe4/0x104 fs/super.c:363 cleanup_mnt+0x3a8/0x430 fs/namespace.c:1191 __cleanup_mnt+0x20/0x30 fs/namespace.c:1198 task_work_run+0x1f4/0x280 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x20f8/0x2c84 arch/arm64/kernel/signal.c:1151 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x12c arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 gfs2: fsid=syz:syz.0: warning: assertion "!qd->qd_change" failed at function = gfs2_quota_cleanup, file = fs/gfs2/quota.c, line = 1485 CPU: 0 PID: 4333 Comm: syz-executor Tainted: G W syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/23/2026 Call trace: dump_backtrace+0x1c4/0x1f0 arch/arm64/kernel/stacktrace.c:158 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165 __dump_stack+0x30/0x40 lib/dump_stack.c:88 dump_stack_lvl+0xf4/0x15c lib/dump_stack.c:106 dump_stack+0x1c/0x5c lib/dump_stack.c:113 gfs2_assert_warn_i+0x16c/0x26c fs/gfs2/util.c:418 gfs2_quota_cleanup+0x444/0x640 fs/gfs2/quota.c:1485 gfs2_put_super+0x1ec/0x744 fs/gfs2/super.c:605 generic_shutdown_super+0x138/0x32c fs/super.c:501 kill_block_super+0x78/0xe0 fs/super.c:1481 gfs2_kill_sb+0xc4/0xd8 fs/gfs2/ops_fstype.c:-1 deactivate_locked_super+0xb4/0x128 fs/super.c:332 deactivate_super+0xe4/0x104 fs/super.c:363 cleanup_mnt+0x3a8/0x430 fs/namespace.c:1191 __cleanup_mnt+0x20/0x30 fs/namespace.c:1198 task_work_run+0x1f4/0x280 kernel/task_work.c:203 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] do_notify_resume+0x20f8/0x2c84 arch/arm64/kernel/signal.c:1151 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:137 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:142 [inline] el0_svc+0x9c/0x12c arch/arm64/kernel/entry-common.c:638 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585