Warning: Permanently added '10.128.0.193' (ED25519) to the list of known hosts. executing program [ 39.054832][ T4221] loop0: detected capacity change from 0 to 1024 [ 39.067603][ T4221] hfsplus: request for non-existent node 3 in B*Tree [ 39.069457][ T4221] hfsplus: request for non-existent node 3 in B*Tree executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 44.089546][ T9] ================================================================== [ 44.091669][ T9] BUG: KASAN: slab-out-of-bounds in copy_page_from_iter_atomic+0x9a4/0x1104 [ 44.093940][ T9] Read of size 2048 at addr ffff0000cf71c800 by task kworker/u4:0/9 [ 44.096076][ T9] [ 44.096697][ T9] CPU: 1 PID: 9 Comm: kworker/u4:0 Not tainted 6.1.64-syzkaller #0 [ 44.098813][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 [ 44.101452][ T9] Workqueue: loop0 loop_rootcg_workfn [ 44.102886][ T9] Call trace: [ 44.103783][ T9] dump_backtrace+0x1c8/0x1f4 [ 44.105108][ T9] show_stack+0x2c/0x3c [ 44.106216][ T9] dump_stack_lvl+0x108/0x170 [ 44.107503][ T9] print_report+0x174/0x4c0 [ 44.108736][ T9] kasan_report+0xd4/0x130 [ 44.109936][ T9] kasan_check_range+0x264/0x2a4 [ 44.111273][ T9] memcpy+0x48/0x90 [ 44.112304][ T9] copy_page_from_iter_atomic+0x9a4/0x1104 [ 44.113823][ T9] generic_perform_write+0x2fc/0x55c [ 44.115273][ T9] __generic_file_write_iter+0x168/0x388 executing program [ 44.116822][ T9] generic_file_write_iter+0xb8/0x2b4 [ 44.118217][ T9] do_iter_write+0x534/0x964 [ 44.119445][ T9] vfs_iter_write+0x88/0xac [ 44.120624][ T9] loop_process_work+0x15b4/0x24a4 [ 44.122002][ T9] loop_rootcg_workfn+0x28/0x38 [ 44.123311][ T9] process_one_work+0x7ac/0x1404 [ 44.124617][ T9] worker_thread+0x8e4/0xfec [ 44.125878][ T9] kthread+0x250/0x2d8 [ 44.126956][ T9] ret_from_fork+0x10/0x20 [ 44.128144][ T9] [ 44.128762][ T9] Allocated by task 4221: [ 44.129893][ T9] kasan_set_track+0x4c/0x80 [ 44.131170][ T9] kasan_save_alloc_info+0x24/0x30 [ 44.132525][ T9] __kasan_kmalloc+0xac/0xc4 [ 44.133781][ T9] __kmalloc+0xd8/0x1c4 [ 44.134879][ T9] hfsplus_read_wrapper+0x3ac/0xfcc [ 44.136262][ T9] hfsplus_fill_super+0x2f0/0x166c [ 44.137573][ T9] mount_bdev+0x274/0x370 [ 44.138680][ T9] hfsplus_mount+0x44/0x58 [ 44.139838][ T9] legacy_get_tree+0xd4/0x16c executing program [ 44.141089][ T9] vfs_get_tree+0x90/0x274 [ 44.142289][ T9] do_new_mount+0x25c/0x8c4 [ 44.143528][ T9] path_mount+0x590/0xe5c [ 44.144658][ T9] __arm64_sys_mount+0x45c/0x594 [ 44.146021][ T9] invoke_syscall+0x98/0x2c0 [ 44.147269][ T9] el0_svc_common+0x138/0x258 [ 44.148520][ T9] do_el0_svc+0x64/0x218 [ 44.149662][ T9] el0_svc+0x58/0x168 [ 44.150741][ T9] el0t_64_sync_handler+0x84/0xf0 [ 44.152126][ T9] el0t_64_sync+0x18c/0x190 [ 44.153340][ T9] [ 44.153944][ T9] The buggy address belongs to the object at ffff0000cf71c800 [ 44.153944][ T9] which belongs to the cache kmalloc-512 of size 512 [ 44.157701][ T9] The buggy address is located 0 bytes inside of [ 44.157701][ T9] 512-byte region [ffff0000cf71c800, ffff0000cf71ca00) executing program [ 44.161220][ T9] [ 44.161825][ T9] The buggy address belongs to the physical page: [ 44.163504][ T9] page:000000009475095a refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10f71c [ 44.166183][ T9] head:000000009475095a order:2 compound_mapcount:0 compound_pincount:0 [ 44.168353][ T9] flags: 0x5ffc00000010200(slab|head|node=0|zone=2|lastcpupid=0x7ff) [ 44.170488][ T9] raw: 05ffc00000010200 0000000000000000 dead000000000001 ffff0000c0002600 [ 44.172753][ T9] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 [ 44.175033][ T9] page dumped because: kasan: bad access detected [ 44.176733][ T9] [ 44.177337][ T9] Memory state around the buggy address: [ 44.178818][ T9] ffff0000cf71c900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 44.180920][ T9] ffff0000cf71c980: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 44.183070][ T9] >ffff0000cf71ca00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 44.185195][ T9] ^ [ 44.186271][ T9] ffff0000cf71ca80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 44.188430][ T9] ffff0000cf71cb00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc executing program [ 44.190559][ T9] ================================================================== [ 44.192853][ T9] Disabling lock debugging due to kernel taint executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program