Warning: Permanently added '10.128.0.71' (ED25519) to the list of known hosts. executing program executing program executing program executing program executing program syzkaller login: [ 49.678045][ T4022] loop1: detected capacity change from 0 to 1024 [ 49.687547][ T4023] loop0: detected capacity change from 0 to 1024 [ 49.689269][ T4024] loop2: detected capacity change from 0 to 1024 [ 49.691268][ T4021] loop4: detected capacity change from 0 to 1024 [ 49.693949][ T4026] loop3: detected capacity change from 0 to 1024 [ 49.695366][ T4022] ======================================================= [ 49.695366][ T4022] WARNING: The mand mount option has been deprecated and [ 49.695366][ T4022] and is ignored by this kernel. Remove the mand [ 49.695366][ T4022] option from the mount to silence this warning. [ 49.695366][ T4022] ======================================================= executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 54.753607][ T1629] hfsplus: b-tree write err: -5, ino 4 [ 54.755625][ T1629] hfsplus: b-tree write err: -5, ino 4 [ 54.757866][ T522] hfsplus: b-tree write err: -5, ino 4 [ 54.759334][ T522] ================================================================== [ 54.761530][ T522] BUG: KASAN: slab-out-of-bounds in copy_page_from_iter_atomic+0x834/0xffc [ 54.763680][ T522] Read of size 2048 at addr ffff0000da30c800 by task kworker/u4:4/522 [ 54.765857][ T522] [ 54.766426][ T522] CPU: 1 PID: 522 Comm: kworker/u4:4 Not tainted 5.15.167-syzkaller #0 [ 54.768541][ T522] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 54.771183][ T522] Workqueue: loop4 loop_rootcg_workfn [ 54.772675][ T522] Call trace: [ 54.773524][ T522] dump_backtrace+0x0/0x530 [ 54.774684][ T522] show_stack+0x2c/0x3c [ 54.775741][ T522] dump_stack_lvl+0x108/0x170 [ 54.776949][ T522] print_address_description+0x7c/0x3f0 [ 54.778411][ T522] kasan_report+0x174/0x1e4 [ 54.779601][ T522] kasan_check_range+0x274/0x2b4 [ 54.781022][ T522] memcpy+0x90/0xe8 [ 54.782019][ T522] copy_page_from_iter_atomic+0x834/0xffc [ 54.783579][ T522] generic_perform_write+0x2d0/0x520 [ 54.784964][ T522] __generic_file_write_iter+0x230/0x454 [ 54.786444][ T522] generic_file_write_iter+0xb4/0x1b8 [ 54.787735][ T522] do_iter_readv_writev+0x420/0x5f8 [ 54.789143][ T522] do_iter_write+0x1b8/0x66c [ 54.790231][ T522] vfs_iter_write+0x88/0xac [ 54.791375][ T522] lo_write_bvec+0x394/0xb4c [ 54.792583][ T522] loop_process_work+0x1f24/0x2798 [ 54.793955][ T522] loop_rootcg_workfn+0x28/0x38 [ 54.795194][ T522] process_one_work+0x790/0x11b8 [ 54.796522][ T522] worker_thread+0x910/0x1034 [ 54.797774][ T522] kthread+0x37c/0x45c [ 54.798834][ T522] ret_from_fork+0x10/0x20 [ 54.799982][ T522] [ 54.800581][ T522] Allocated by task 4021: [ 54.801787][ T522] ____kasan_kmalloc+0xbc/0xfc [ 54.803019][ T522] __kasan_kmalloc+0x10/0x1c [ 54.804268][ T522] __kmalloc+0x29c/0x4c8 [ 54.805396][ T522] hfsplus_read_wrapper+0x3b8/0xfc8 [ 54.806732][ T522] hfsplus_fill_super+0x2f0/0x167c [ 54.808132][ T522] mount_bdev+0x274/0x370 [ 54.809232][ T522] hfsplus_mount+0x44/0x58 [ 54.810438][ T522] legacy_get_tree+0xd4/0x16c [ 54.811588][ T522] vfs_get_tree+0x90/0x274 [ 54.812835][ T522] do_new_mount+0x278/0x8fc [ 54.813855][ T522] path_mount+0x594/0x101c [ 54.814994][ T522] __arm64_sys_mount+0x510/0x5e0 [ 54.816255][ T522] invoke_syscall+0x98/0x2b8 [ 54.817413][ T522] el0_svc_common+0x138/0x258 [ 54.818623][ T522] do_el0_svc+0x58/0x14c [ 54.819805][ T522] el0_svc+0x7c/0x1f0 [ 54.820803][ T522] el0t_64_sync_handler+0x84/0xe4 [ 54.822070][ T522] el0t_64_sync+0x1a0/0x1a4 [ 54.823306][ T522] [ 54.823896][ T522] The buggy address belongs to the object at ffff0000da30c800 [ 54.823896][ T522] which belongs to the cache kmalloc-512 of size 512 [ 54.827513][ T522] The buggy address is located 0 bytes inside of [ 54.827513][ T522] 512-byte region [ffff0000da30c800, ffff0000da30ca00) [ 54.830933][ T522] The buggy address belongs to the page: [ 54.832394][ T522] page:00000000182130a2 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x11a30c [ 54.835127][ T522] head:00000000182130a2 order:2 compound_mapcount:0 compound_pincount:0 [ 54.837292][ T522] flags: 0x5ffc00000010200(slab|head|node=0|zone=2|lastcpupid=0x7ff) [ 54.839448][ T522] raw: 05ffc00000010200 dead000000000100 dead000000000122 ffff0000c0002600 [ 54.841698][ T522] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 [ 54.843984][ T522] page dumped because: kasan: bad access detected [ 54.845409][ T522] [ 54.846006][ T522] Memory state around the buggy address: [ 54.847581][ T522] ffff0000da30c900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 54.849822][ T522] ffff0000da30c980: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 54.851973][ T522] >ffff0000da30ca00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 54.853987][ T522] ^ [ 54.855047][ T522] ffff0000da30ca80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 54.857185][ T522] ffff0000da30cb00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 54.859284][ T522] ================================================================== [ 54.861465][ T522] Disabling lock debugging due to kernel taint [ 54.863334][ T1629] hfsplus: b-tree write err: -5, ino 4 [ 54.865037][ T1629] hfsplus: b-tree write err: -5, ino 4 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program