XFS (loop0): Please unmount the filesystem and rectify the problem(s). ================================================================== BUG: KASAN: use-after-free in instrument_atomic_write include/linux/instrumented.h:87 [inline] BUG: KASAN: use-after-free in set_bit include/asm-generic/bitops/instrumented-atomic.h:28 [inline] BUG: KASAN: use-after-free in xfs_trans_committed_bulk+0x170/0x704 fs/xfs/xfs_trans.c:783 Write of size 8 at addr ffff0000d5dde580 by task kworker/0:1H/47 CPU: 0 PID: 47 Comm: kworker/0:1H Not tainted 6.1.53-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 Workqueue: xfs-log/loop0 xlog_ioend_work Call trace: dump_backtrace+0x1c8/0x1f4 arch/arm64/kernel/stacktrace.c:158 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xc0/0x104 lib/dump_stack.c:106 print_address_description mm/kasan/report.c:284 [inline] print_report+0x174/0x4c0 mm/kasan/report.c:395 kasan_report+0xcc/0x124 mm/kasan/report.c:495 kasan_check_range+0x264/0x2a4 mm/kasan/generic.c:189 __kasan_check_write+0x2c/0x3c mm/kasan/shadow.c:37 instrument_atomic_write include/linux/instrumented.h:87 [inline] set_bit include/asm-generic/bitops/instrumented-atomic.h:28 [inline] xfs_trans_committed_bulk+0x170/0x704 fs/xfs/xfs_trans.c:783 xlog_cil_committed+0x21c/0x8cc fs/xfs/xfs_log_cil.c:795 xlog_cil_process_committed+0x11c/0x174 fs/xfs/xfs_log_cil.c:823 xlog_state_shutdown_callbacks+0x23c/0x324 fs/xfs/xfs_log.c:538 xlog_force_shutdown+0x29c/0x350 fs/xfs/xfs_log.c:3821 xlog_ioend_work+0xa8/0xf8 fs/xfs/xfs_log.c:1402 process_one_work+0x698/0xc7c kernel/workqueue.c:2292 worker_thread+0x860/0xea4 kernel/workqueue.c:2439 kthread+0x200/0x260 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860 Allocated by task 1371: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4c/0x80 mm/kasan/common.c:52 kasan_save_alloc_info+0x24/0x30 mm/kasan/generic.c:505 __kasan_slab_alloc+0x74/0x8c mm/kasan/common.c:328 kasan_slab_alloc include/linux/kasan.h:201 [inline] slab_post_alloc_hook+0x70/0x34c mm/slab.h:737 slab_alloc_node mm/slub.c:3398 [inline] slab_alloc mm/slub.c:3406 [inline] __kmem_cache_alloc_lru mm/slub.c:3413 [inline] kmem_cache_alloc+0x250/0x32c mm/slub.c:3422 kmem_cache_zalloc include/linux/slab.h:679 [inline] xfs_buf_item_init+0x70/0x43c fs/xfs/xfs_buf_item.c:808 _xfs_trans_bjoin+0x54/0x13c fs/xfs/xfs_trans_buf.c:75 xfs_trans_get_buf_map+0x2bc/0x32c fs/xfs/xfs_trans_buf.c:162 xfs_trans_get_buf fs/xfs/xfs_trans.h:189 [inline] xfs_dquot_disk_alloc+0x57c/0x844 fs/xfs/xfs_dquot.c:346 xfs_qm_dqread+0xf8/0x39c fs/xfs/xfs_dquot.c:665 xfs_qm_dqget+0x1e0/0x6f8 fs/xfs/xfs_dquot.c:870 xfs_qm_quotacheck_dqadjust+0xe0/0x360 fs/xfs/xfs_qm.c:1077 xfs_qm_dqusage_adjust+0x478/0x518 fs/xfs/xfs_qm.c:1196 xfs_iwalk_ag_recs+0x368/0x524 fs/xfs/xfs_iwalk.c:220 xfs_iwalk_run_callbacks+0x1a4/0x380 fs/xfs/xfs_iwalk.c:376 xfs_iwalk_ag+0x860/0x934 fs/xfs/xfs_iwalk.c:482 xfs_iwalk_ag_work+0x10c/0x1a8 fs/xfs/xfs_iwalk.c:624 xfs_pwork_work+0x80/0x1a4 fs/xfs/xfs_pwork.c:47 process_one_work+0x698/0xc7c kernel/workqueue.c:2292 worker_thread+0x860/0xea4 kernel/workqueue.c:2439 kthread+0x200/0x260 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:860 Freed by task 3825: kasan_save_stack mm/kasan/common.c:45 [inline] kasan_set_track+0x4c/0x80 mm/kasan/common.c:52 kasan_save_free_info+0x38/0x5c mm/kasan/generic.c:516 ____kasan_slab_free+0x144/0x1c0 mm/kasan/common.c:236 __kasan_slab_free+0x18/0x28 mm/kasan/common.c:244 kasan_slab_free include/linux/kasan.h:177 [inline] slab_free_hook mm/slub.c:1724 [inline] slab_free_freelist_hook mm/slub.c:1750 [inline] slab_free mm/slub.c:3661 [inline] kmem_cache_free+0x2a4/0x4ec mm/slub.c:3683 xfs_buf_item_free+0x54/0x64 fs/xfs/xfs_buf_item.c:1006 xfs_buf_item_relse fs/xfs/xfs_buf_item.c:1023 [inline] xfs_buf_item_done+0x9c/0xe8 fs/xfs/xfs_buf_item.c:1045 xfs_buf_ioend+0x2c4/0xa78 fs/xfs/xfs_buf.c:1326 xfs_buf_ioend_fail fs/xfs/xfs_buf.c:1397 [inline] __xfs_buf_submit+0x258/0x5f4 fs/xfs/xfs_buf.c:1651 xfs_buf_delwri_submit_buffers+0x4fc/0x63c fs/xfs/xfs_buf.c:2196 xfs_buf_delwri_submit+0xbc/0x26c fs/xfs/xfs_buf.c:2242 xfs_qm_quotacheck+0x354/0x58c fs/xfs/xfs_qm.c:1347 xfs_qm_mount_quotas+0x2c4/0x590 fs/xfs/xfs_qm.c:1437 xfs_mountfs+0x1210/0x163c fs/xfs/xfs_mount.c:945 xfs_fs_fill_super+0xcdc/0xebc fs/xfs/xfs_super.c:1669 get_tree_bdev+0x348/0x518 fs/super.c:1355 xfs_fs_get_tree+0x28/0x38 fs/xfs/xfs_super.c:1716 vfs_get_tree+0x90/0x1c0 fs/super.c:1562 do_new_mount+0x25c/0x8c4 fs/namespace.c:3040 path_mount+0x590/0xe38 fs/namespace.c:3370 do_mount fs/namespace.c:3383 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount fs/namespace.c:3568 [inline] __arm64_sys_mount+0x45c/0x59c fs/namespace.c:3568 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x134/0x24c arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206 el0_svc+0x34/0x100 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:581 The buggy address belongs to the object at ffff0000d5dde540 which belongs to the cache xfs_buf_item of size 272 The buggy address is located 64 bytes inside of 272-byte region [ffff0000d5dde540, ffff0000d5dde650) The buggy address belongs to the physical page: page:000000006fd53180 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x115dde flags: 0x5ffc00000000200(slab|node=0|zone=2|lastcpupid=0x7ff) raw: 05ffc00000000200 0000000000000000 dead000000000122 ffff0000c4570480 raw: 0000000000000000 00000000800c000c 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff0000d5dde480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff0000d5dde500: fc fc fc fc fc fc fc fc fa fb fb fb fb fb fb fb >ffff0000d5dde580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff0000d5dde600: fb fb fb fb fb fb fb fb fb fb fc fc fc fc fc fc ffff0000d5dde680: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ================================================================== rcu: call_rcu(): Double-freed CB 00000000f050a323->xfs_buf_free_callback+0x0/0xa0()!!! slab xfs_buf start ffff0000e156e080 pointer offset 632 XFS (loop0): log I/O error -5 XFS (loop0): Filesystem has been shut down due to log error (0x2). XFS (loop0): Please unmount the filesystem and rectify the problem(s). rcu: call_rcu(): Double-freed CB 00000000249885e0->xfs_buf_free_callback+0x0/0xa0()!!! slab xfs_buf start ffff0000e14d1a00 pointer offset 632 XFS (loop0): log I/O error -5 XFS (loop0): Filesystem has been shut down due to log error (0x2). XFS (loop0): Please unmount the filesystem and rectify the problem(s). XFS (loop0): log I/O error -5 XFS (loop0): Filesystem has been shut down due to log error (0x2). XFS (loop0): Please unmount the filesystem and rectify the problem(s). XFS (loop0): log I/O error -5 XFS (loop0): Filesystem has been shut down due to log error (0x2). XFS (loop0): Please unmount the filesystem and rectify the problem(s). XFS (loop0): log I/O error -5 XFS (loop0): Filesystem has been shut down due to log error (0x2). XFS (loop0): Please unmount the filesystem and rectify the problem(s). XFS (loop0): log I/O error -5 XFS (loop0): Filesystem has been shut down due to log error (0x2). XFS (loop0): Please unmount the filesystem and rectify the problem(s). XFS (loop0): log I/O error -5 XFS (loop0): Filesystem has been shut down due to log error (0x2). XFS (loop0): Please unmount the filesystem and rectify the problem(s). XFS (loop0): log I/O error -5 XFS (loop0): Filesystem has been shut down due to log error (0x2). XFS (loop0): Please unmount the filesystem and rectify the problem(s). XFS (loop0): log I/O error -5 XFS (loop0): Filesystem has been shut down due to log error (0x2). XFS (loop0): Please unmount the filesystem and rectify the problem(s).