Warning: Permanently added '10.128.1.125' (ED25519) to the list of known hosts. executing program [ 46.978264][ T4020] loop0: detected capacity change from 0 to 1024 [ 47.072668][ T4020] ================================================================== [ 47.074448][ T4020] BUG: KASAN: slab-out-of-bounds in hfsplus_bnode_read+0x120/0x24c [ 47.076003][ T4020] Write of size 4030 at addr ffff0000cbbb6800 by task syz-executor355/4020 [ 47.077766][ T4020] [ 47.078302][ T4020] CPU: 0 PID: 4020 Comm: syz-executor355 Not tainted 5.15.175-syzkaller #0 [ 47.080050][ T4020] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 47.082052][ T4020] Call trace: [ 47.082748][ T4020] dump_backtrace+0x0/0x530 [ 47.083642][ T4020] show_stack+0x2c/0x3c [ 47.084499][ T4020] dump_stack_lvl+0x108/0x170 [ 47.085511][ T4020] print_address_description+0x7c/0x3f0 [ 47.086732][ T4020] kasan_report+0x174/0x1e4 [ 47.087679][ T4020] kasan_check_range+0x274/0x2b4 [ 47.088681][ T4020] memcpy+0xb4/0xe8 [ 47.089446][ T4020] hfsplus_bnode_read+0x120/0x24c [ 47.090397][ T4020] hfsplus_bnode_read_key+0x170/0x278 [ 47.091556][ T4020] hfsplus_brec_insert+0x520/0xaa0 [ 47.092652][ T4020] hfsplus_create_attr+0x3b0/0x568 [ 47.093646][ T4020] __hfsplus_setxattr+0x9a8/0x1df0 [ 47.094721][ T4020] hfsplus_setxattr+0xb4/0xec [ 47.095718][ T4020] hfsplus_security_setxattr+0x54/0x6c [ 47.096805][ T4020] __vfs_setxattr+0x388/0x3a4 [ 47.097814][ T4020] __vfs_setxattr_noperm+0x110/0x528 [ 47.098932][ T4020] __vfs_setxattr_locked+0x1ec/0x218 [ 47.099992][ T4020] vfs_setxattr+0x1a8/0x344 [ 47.100951][ T4020] setxattr+0x250/0x2b4 [ 47.101819][ T4020] path_setxattr+0x17c/0x258 [ 47.102813][ T4020] __arm64_sys_setxattr+0xbc/0xd8 [ 47.103786][ T4020] invoke_syscall+0x98/0x2b8 [ 47.104708][ T4020] el0_svc_common+0x138/0x258 [ 47.105744][ T4020] do_el0_svc+0x58/0x14c [ 47.106712][ T4020] el0_svc+0x7c/0x1f0 [ 47.107552][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 47.108620][ T4020] el0t_64_sync+0x1a0/0x1a4 [ 47.109485][ T4020] [ 47.109962][ T4020] Allocated by task 4020: [ 47.110869][ T4020] ____kasan_kmalloc+0xbc/0xfc [ 47.111847][ T4020] __kasan_kmalloc+0x10/0x1c [ 47.112873][ T4020] __kmalloc+0x29c/0x4c8 [ 47.113791][ T4020] hfsplus_find_init+0x84/0x1bc [ 47.114971][ T4020] hfsplus_create_attr+0x14c/0x568 [ 47.116133][ T4020] __hfsplus_setxattr+0x9a8/0x1df0 [ 47.117206][ T4020] hfsplus_setxattr+0xb4/0xec [ 47.118210][ T4020] hfsplus_security_setxattr+0x54/0x6c [ 47.119374][ T4020] __vfs_setxattr+0x388/0x3a4 [ 47.120314][ T4020] __vfs_setxattr_noperm+0x110/0x528 [ 47.121405][ T4020] __vfs_setxattr_locked+0x1ec/0x218 [ 47.122548][ T4020] vfs_setxattr+0x1a8/0x344 [ 47.123558][ T4020] setxattr+0x250/0x2b4 [ 47.124366][ T4020] path_setxattr+0x17c/0x258 [ 47.125320][ T4020] __arm64_sys_setxattr+0xbc/0xd8 [ 47.126381][ T4020] invoke_syscall+0x98/0x2b8 [ 47.127329][ T4020] el0_svc_common+0x138/0x258 [ 47.128303][ T4020] do_el0_svc+0x58/0x14c [ 47.129189][ T4020] el0_svc+0x7c/0x1f0 [ 47.129973][ T4020] el0t_64_sync_handler+0x84/0xe4 [ 47.130978][ T4020] el0t_64_sync+0x1a0/0x1a4 [ 47.131948][ T4020] [ 47.132393][ T4020] The buggy address belongs to the object at ffff0000cbbb6800 [ 47.132393][ T4020] which belongs to the cache kmalloc-1k of size 1024 [ 47.135175][ T4020] The buggy address is located 0 bytes inside of [ 47.135175][ T4020] 1024-byte region [ffff0000cbbb6800, ffff0000cbbb6c00) [ 47.137931][ T4020] The buggy address belongs to the page: [ 47.139102][ T4020] page:000000005de9ba98 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x10bbb0 [ 47.141121][ T4020] head:000000005de9ba98 order:3 compound_mapcount:0 compound_pincount:0 [ 47.142913][ T4020] flags: 0x5ffc00000010200(slab|head|node=0|zone=2|lastcpupid=0x7ff) [ 47.144613][ T4020] raw: 05ffc00000010200 0000000000000000 dead000000000122 ffff0000c0002780 [ 47.146318][ T4020] raw: 0000000000000000 0000000080100010 00000001ffffffff 0000000000000000 [ 47.148189][ T4020] page dumped because: kasan: bad access detected [ 47.149521][ T4020] [ 47.150041][ T4020] Memory state around the buggy address: [ 47.151214][ T4020] ffff0000cbbb6900: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 47.153032][ T4020] ffff0000cbbb6980: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 47.154816][ T4020] >ffff0000cbbb6a00: 00 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc [ 47.156410][ T4020] ^ [ 47.157350][ T4020] ffff0000cbbb6a80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 47.158955][ T4020] ffff0000cbbb6b00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 47.160735][ T4020] ================================================================== [ 47.162401][ T4020] 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