Warning: Permanently added '10.128.0.29' (ED25519) to the list of known hosts. executing program [ 56.178887][ T4291] loop0: detected capacity change from 0 to 8192 [ 56.182993][ T4291] ======================================================= [ 56.182993][ T4291] WARNING: The mand mount option has been deprecated and [ 56.182993][ T4291] and is ignored by this kernel. Remove the mand [ 56.182993][ T4291] option from the mount to silence this warning. [ 56.182993][ T4291] ======================================================= [ 56.193388][ T4291] REISERFS warning: read_super_block: reiserfs filesystem is deprecated and scheduled to be removed from the kernel in 2025 [ 56.196109][ T4291] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 56.198395][ T4291] REISERFS (device loop0): using ordered data mode [ 56.199897][ T4291] reiserfs: using flush barriers [ 56.201947][ T4291] REISERFS (device loop0): journal params: device loop0, size 512, journal first block 18, max trans len 256, max batch 225, max commit age 30, max trans age 30 [ 56.205486][ T4291] REISERFS (device loop0): checking transaction log (loop0) [ 56.209668][ T4291] REISERFS (device loop0): Using r5 hash to sort names [ 56.211441][ T4291] ================================================================== [ 56.213180][ T4291] BUG: KASAN: use-after-free in strlen+0x54/0x70 [ 56.214451][ T4291] Read of size 1 at addr ffff0000e57a2304 by task syz-executor323/4291 [ 56.216085][ T4291] [ 56.216543][ T4291] CPU: 1 PID: 4291 Comm: syz-executor323 Not tainted 6.1.126-syzkaller #0 [ 56.218132][ T4291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 [ 56.220157][ T4291] Call trace: [ 56.220831][ T4291] dump_backtrace+0x1c8/0x1f4 [ 56.221737][ T4291] show_stack+0x2c/0x3c [ 56.222588][ T4291] dump_stack_lvl+0x108/0x170 [ 56.223554][ T4291] print_report+0x174/0x4c0 [ 56.224498][ T4291] kasan_report+0xd4/0x130 [ 56.225338][ T4291] __asan_report_load1_noabort+0x2c/0x38 [ 56.226564][ T4291] strlen+0x54/0x70 [ 56.227360][ T4291] reiserfs_find_entry+0x898/0x149c [ 56.228450][ T4291] reiserfs_lookup+0x184/0x3c4 [ 56.229339][ T4291] __lookup_slow+0x250/0x374 [ 56.230246][ T4291] lookup_one_len+0x178/0x28c [ 56.231351][ T4291] reiserfs_lookup_privroot+0x8c/0x204 [ 56.232513][ T4291] reiserfs_fill_super+0x15b4/0x2028 [ 56.233726][ T4291] mount_bdev+0x274/0x370 [ 56.234565][ T4291] get_super_block+0x44/0x58 [ 56.235403][ T4291] legacy_get_tree+0xd4/0x16c [ 56.236327][ T4291] vfs_get_tree+0x90/0x274 [ 56.237259][ T4291] do_new_mount+0x278/0x8fc [ 56.238212][ T4291] path_mount+0x590/0xe5c [ 56.239181][ T4291] __arm64_sys_mount+0x45c/0x594 [ 56.240258][ T4291] invoke_syscall+0x98/0x2bc [ 56.241142][ T4291] el0_svc_common+0x138/0x258 [ 56.242059][ T4291] do_el0_svc+0x58/0x13c [ 56.242970][ T4291] el0_svc+0x58/0x168 [ 56.243892][ T4291] el0t_64_sync_handler+0x84/0xf0 [ 56.244877][ T4291] el0t_64_sync+0x18c/0x190 [ 56.245788][ T4291] [ 56.246281][ T4291] The buggy address belongs to the physical page: [ 56.247645][ T4291] page:0000000066827fbc refcount:0 mapcount:-128 mapping:0000000000000000 index:0x0 pfn:0x1257a2 [ 56.249767][ T4291] flags: 0x5ffc00000000000(node=0|zone=2|lastcpupid=0x7ff) [ 56.251278][ T4291] raw: 05ffc00000000000 ffff0001fea73578 ffff0001fea73578 0000000000000000 [ 56.253037][ T4291] raw: 0000000000000000 0000000000000001 00000000ffffff7f 0000000000000000 [ 56.254918][ T4291] page dumped because: kasan: bad access detected [ 56.256359][ T4291] [ 56.256812][ T4291] Memory state around the buggy address: [ 56.257993][ T4291] ffff0000e57a2200: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 56.259709][ T4291] ffff0000e57a2280: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 56.261367][ T4291] >ffff0000e57a2300: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 56.263173][ T4291] ^ [ 56.263986][ T4291] ffff0000e57a2380: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 56.265672][ T4291] ffff0000e57a2400: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 56.267527][ T4291] ================================================================== [ 56.269352][ T4291] 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 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