Warning: Permanently added '10.128.0.171' (ED25519) to the list of known hosts. executing program syzkaller login: [ 37.171612][ T4291] loop0: detected capacity change from 0 to 1024 [ 37.183492][ T4291] ================================================================== [ 37.185158][ T4291] BUG: KASAN: slab-out-of-bounds in hfsplus_uni2asc+0x624/0x1018 [ 37.186726][ T4291] Read of size 2 at addr ffff0000c4c48218 by task syz-executor602/4291 [ 37.188326][ T4291] [ 37.188805][ T4291] CPU: 1 PID: 4291 Comm: syz-executor602 Not tainted 6.1.123-syzkaller #0 [ 37.190516][ T4291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 37.192507][ T4291] Call trace: [ 37.193200][ T4291] dump_backtrace+0x1c8/0x1f4 [ 37.194171][ T4291] show_stack+0x2c/0x3c [ 37.195041][ T4291] dump_stack_lvl+0x108/0x170 [ 37.195983][ T4291] print_report+0x174/0x4c0 [ 37.196902][ T4291] kasan_report+0xd4/0x130 [ 37.197795][ T4291] __asan_report_load2_noabort+0x2c/0x38 [ 37.198947][ T4291] hfsplus_uni2asc+0x624/0x1018 [ 37.199916][ T4291] hfsplus_listxattr+0x5bc/0xc9c [ 37.200899][ T4291] listxattr+0x29c/0x3cc [ 37.201731][ T4291] __arm64_sys_llistxattr+0x13c/0x21c [ 37.202915][ T4291] invoke_syscall+0x98/0x2bc [ 37.203906][ T4291] el0_svc_common+0x138/0x258 [ 37.204869][ T4291] do_el0_svc+0x58/0x13c [ 37.205734][ T4291] el0_svc+0x58/0x168 [ 37.206537][ T4291] el0t_64_sync_handler+0x84/0xf0 [ 37.207541][ T4291] el0t_64_sync+0x18c/0x190 [ 37.208433][ T4291] [ 37.208908][ T4291] Allocated by task 4291: [ 37.209775][ T4291] kasan_set_track+0x4c/0x80 [ 37.210690][ T4291] kasan_save_alloc_info+0x24/0x30 [ 37.211817][ T4291] __kasan_kmalloc+0xac/0xc4 [ 37.212834][ T4291] __kmalloc+0xd8/0x1c4 [ 37.213728][ T4291] hfsplus_find_init+0x84/0x1bc [ 37.214792][ T4291] hfsplus_listxattr+0x31c/0xc9c [ 37.215811][ T4291] listxattr+0x29c/0x3cc [ 37.216687][ T4291] __arm64_sys_llistxattr+0x13c/0x21c [ 37.217797][ T4291] invoke_syscall+0x98/0x2bc [ 37.218737][ T4291] el0_svc_common+0x138/0x258 [ 37.219680][ T4291] do_el0_svc+0x58/0x13c [ 37.220587][ T4291] el0_svc+0x58/0x168 [ 37.221448][ T4291] el0t_64_sync_handler+0x84/0xf0 [ 37.222571][ T4291] el0t_64_sync+0x18c/0x190 [ 37.223547][ T4291] [ 37.224020][ T4291] The buggy address belongs to the object at ffff0000c4c48000 [ 37.224020][ T4291] which belongs to the cache kmalloc-1k of size 1024 [ 37.226931][ T4291] The buggy address is located 536 bytes inside of [ 37.226931][ T4291] 1024-byte region [ffff0000c4c48000, ffff0000c4c48400) [ 37.229602][ T4291] [ 37.230142][ T4291] The buggy address belongs to the physical page: [ 37.231602][ T4291] page:000000004d5f8c95 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x104c48 [ 37.233839][ T4291] head:000000004d5f8c95 order:3 compound_mapcount:0 compound_pincount:0 [ 37.235759][ T4291] flags: 0x5ffc00000010200(slab|head|node=0|zone=2|lastcpupid=0x7ff) [ 37.237593][ T4291] raw: 05ffc00000010200 dead000000000100 dead000000000122 ffff0000c0002780 [ 37.239592][ T4291] raw: 0000000000000000 0000000000100010 00000001ffffffff 0000000000000000 [ 37.241479][ T4291] page dumped because: kasan: bad access detected [ 37.242933][ T4291] [ 37.243400][ T4291] Memory state around the buggy address: [ 37.244675][ T4291] ffff0000c4c48100: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 37.246372][ T4291] ffff0000c4c48180: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 37.248168][ T4291] >ffff0000c4c48200: 00 00 00 fc fc fc fc fc fc fc fc fc fc fc fc fc [ 37.249771][ T4291] ^ [ 37.250850][ T4291] ffff0000c4c48280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 37.252774][ T4291] ffff0000c4c48300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 37.254574][ T4291] ================================================================== [ 37.256765][ T4291] Disabling lock debugging due to kernel taint [ 37.258276][ T4291] hfsplus: unicode conversion failed executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program