================================================================== BUG: KASAN: use-after-free in xfs_trans_ail_delete+0x64/0x2b8 fs/xfs/xfs_trans_ail.c:865 Read of size 8 at addr ffff00011d384200 by task kworker/0:1H/226 CPU: 0 PID: 226 Comm: kworker/0:1H Not tainted 5.15.114-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 Workqueue: xfs-log/loop1 xlog_ioend_work Call trace: dump_backtrace+0x0/0x530 arch/arm64/kernel/stacktrace.c:152 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216 __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x108/0x170 lib/dump_stack.c:106 print_address_description+0x7c/0x3f0 mm/kasan/report.c:248 __kasan_report mm/kasan/report.c:434 [inline] kasan_report+0x174/0x1e4 mm/kasan/report.c:451 __asan_report_load8_noabort+0x44/0x50 mm/kasan/report_generic.c:309 xfs_trans_ail_delete+0x64/0x2b8 fs/xfs/xfs_trans_ail.c:865 xfs_buf_item_done+0x58/0x94 fs/xfs/xfs_buf_item.c:1041 xfs_buf_ioend+0x324/0x7a0 fs/xfs/xfs_buf.c:1286 xfs_buf_ioend_fail+0x78/0x90 fs/xfs/xfs_buf.c:1357 xfs_buf_item_unpin+0x210/0x808 fs/xfs/xfs_buf_item.c:548 xfs_trans_committed_bulk+0x2b0/0x70c fs/xfs/xfs_trans.c:780 xlog_cil_committed+0x22c/0xc20 fs/xfs/xfs_log_cil.c:631 xlog_cil_process_committed+0x11c/0x174 fs/xfs/xfs_log_cil.c:659 xlog_state_shutdown_callbacks+0x23c/0x324 fs/xfs/xfs_log.c:516 xlog_force_shutdown+0x1a8/0x208 fs/xfs/xfs_log.c:3896 xfs_do_force_shutdown+0x118/0x5e8 fs/xfs/xfs_fsops.c:529 xlog_ioend_work+0xc0/0x114 fs/xfs/xfs_log.c:1364 process_one_work+0x790/0x11b8 kernel/workqueue.c:2307 worker_thread+0x910/0x1034 kernel/workqueue.c:2454 kthread+0x37c/0x45c kernel/kthread.c:319 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 Allocated by task 4941: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track mm/kasan/common.c:46 [inline] set_alloc_info mm/kasan/common.c:434 [inline] ____kasan_kmalloc+0xbc/0xfc mm/kasan/common.c:513 __kasan_kmalloc+0x10/0x1c mm/kasan/common.c:522 kasan_kmalloc include/linux/kasan.h:264 [inline] __kmalloc+0x29c/0x4c8 mm/slub.c:4407 kmalloc include/linux/slab.h:596 [inline] kmem_alloc+0x214/0x53c fs/xfs/kmem.c:21 kmem_zalloc fs/xfs/kmem.h:69 [inline] xfs_trans_ail_init+0x2c/0x218 fs/xfs/xfs_trans_ail.c:892 xfs_log_mount+0x264/0x6c8 fs/xfs/xfs_log.c:698 xfs_mountfs+0x93c/0x1778 fs/xfs/xfs_mount.c:764 xfs_fs_fill_super+0xd64/0xf60 fs/xfs/xfs_super.c:1658 get_tree_bdev+0x360/0x54c fs/super.c:1303 xfs_fs_get_tree+0x28/0x38 fs/xfs/xfs_super.c:1705 vfs_get_tree+0x90/0x274 fs/super.c:1508 do_new_mount+0x25c/0x8c4 fs/namespace.c:2994 path_mount+0x590/0x104c fs/namespace.c:3324 do_mount fs/namespace.c:3337 [inline] __do_sys_mount fs/namespace.c:3545 [inline] __se_sys_mount fs/namespace.c:3522 [inline] __arm64_sys_mount+0x510/0x5e0 fs/namespace.c:3522 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:596 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Freed by task 4011: kasan_save_stack mm/kasan/common.c:38 [inline] kasan_set_track+0x4c/0x84 mm/kasan/common.c:46 kasan_set_free_info+0x28/0x4c mm/kasan/generic.c:360 ____kasan_slab_free+0x118/0x164 mm/kasan/common.c:366 __kasan_slab_free+0x18/0x28 mm/kasan/common.c:374 kasan_slab_free include/linux/kasan.h:230 [inline] slab_free_hook mm/slub.c:1705 [inline] slab_free_freelist_hook+0x128/0x1ec mm/slub.c:1731 slab_free mm/slub.c:3499 [inline] kfree+0x178/0x410 mm/slub.c:4559 kvfree+0x40/0x50 mm/util.c:654 kmem_free fs/xfs/kmem.h:62 [inline] xfs_trans_ail_destroy+0x60/0x70 fs/xfs/xfs_trans_ail.c:923 xfs_log_unmount+0x54/0xbc fs/xfs/xfs_log.c:1078 xfs_unmountfs+0x128/0x1c8 fs/xfs/xfs_mount.c:1040 xfs_fs_put_super+0x70/0x250 fs/xfs/xfs_super.c:1090 generic_shutdown_super+0x130/0x29c fs/super.c:475 kill_block_super+0x70/0xdc fs/super.c:1405 deactivate_locked_super+0xb8/0x13c fs/super.c:335 deactivate_super+0x108/0x128 fs/super.c:366 cleanup_mnt+0x3c0/0x474 fs/namespace.c:1143 __cleanup_mnt+0x20/0x30 fs/namespace.c:1150 task_work_run+0x130/0x1e4 kernel/task_work.c:164 tracehook_notify_resume include/linux/tracehook.h:189 [inline] do_notify_resume+0x262c/0x32b8 arch/arm64/kernel/signal.c:946 prepare_exit_to_user_mode arch/arm64/kernel/entry-common.c:133 [inline] exit_to_user_mode arch/arm64/kernel/entry-common.c:138 [inline] el0_svc+0xfc/0x1f0 arch/arm64/kernel/entry-common.c:597 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 Last potentially related work creation: kasan_save_stack+0x38/0x68 mm/kasan/common.c:38 kasan_record_aux_stack+0xd4/0x11c mm/kasan/generic.c:348 insert_work+0x64/0x394 kernel/workqueue.c:1363 __queue_work+0xb84/0x114c kernel/workqueue.c:1529 queue_work_on+0xc4/0x17c kernel/workqueue.c:1556 queue_work include/linux/workqueue.h:502 [inline] addr_event+0x300/0x3f8 drivers/infiniband/core/roce_gid_mgmt.c:853 inetaddr_event+0x108/0x1b0 drivers/infiniband/core/roce_gid_mgmt.c:869 notifier_call_chain kernel/notifier.c:83 [inline] blocking_notifier_call_chain+0xf0/0x198 kernel/notifier.c:318 __inet_insert_ifa+0x8d0/0xad4 net/ipv4/devinet.c:553 inet_rtm_newaddr+0xe8c/0x1738 net/ipv4/devinet.c:956 rtnetlink_rcv_msg+0xa74/0xdac net/core/rtnetlink.c:5587 netlink_rcv_skb+0x20c/0x3b8 net/netlink/af_netlink.c:2504 rtnetlink_rcv+0x28/0x38 net/core/rtnetlink.c:5605 netlink_unicast_kernel net/netlink/af_netlink.c:1330 [inline] netlink_unicast+0x664/0x938 net/netlink/af_netlink.c:1356 netlink_sendmsg+0x844/0xb38 net/netlink/af_netlink.c:1923 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg net/socket.c:724 [inline] __sys_sendto+0x388/0x4d0 net/socket.c:2039 __do_sys_sendto net/socket.c:2051 [inline] __se_sys_sendto net/socket.c:2047 [inline] __arm64_sys_sendto+0xd8/0xf8 net/socket.c:2047 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:596 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 The buggy address belongs to the object at ffff00011d384200 which belongs to the cache kmalloc-256 of size 256 The buggy address is located 0 bytes inside of 256-byte region [ffff00011d384200, ffff00011d384300) The buggy address belongs to the page: page:00000000e30e2600 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x15d384 head:00000000e30e2600 order:1 compound_mapcount:0 flags: 0x5ffc00000010200(slab|head|node=0|zone=2|lastcpupid=0x7ff) raw: 05ffc00000010200 dead000000000100 dead000000000122 ffff0000c0002480 raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 page dumped because: kasan: bad access detected Memory state around the buggy address: ffff00011d384100: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ffff00011d384180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc >ffff00011d384200: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ^ ffff00011d384280: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb ffff00011d384300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc ================================================================== XFS: xfs_trans_ail_delete: attempting to delete a log item that is not in the AIL XFS: Corruption of in-memory data (0x8) detected at xfs_trans_ail_delete+0x11c/0x2b8 fs/xfs/xfs_trans_ail.c:875 (fs/xfs/xfs_trans_ail.c:875). Shutting down filesystem. XFS: Please unmount the filesystem and rectify the problem(s) XFS (loop1): Log I/O Error (0x2) detected at xlog_ioend_work+0xc0/0x114 fs/xfs/xfs_log.c:1364 (fs/xfs/xfs_log.c:1364). Shutting down filesystem. XFS (loop1): Please unmount the filesystem and rectify the problem(s) XFS (loop1): log I/O error -5 XFS (loop1): Log I/O Error (0x2) detected at xlog_ioend_work+0xc0/0x114 fs/xfs/xfs_log.c:1364 (fs/xfs/xfs_log.c:1364). Shutting down filesystem. XFS (loop1): Please unmount the filesystem and rectify the problem(s) XFS (loop1): log I/O error -5 XFS (loop1): Log I/O Error (0x2) detected at xlog_ioend_work+0xc0/0x114 fs/xfs/xfs_log.c:1364 (fs/xfs/xfs_log.c:1364). Shutting down filesystem. XFS (loop1): Please unmount the filesystem and rectify the problem(s)