Warning: Permanently added '10.128.1.111' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 43.317698][ T3961] loop0: detected capacity change from 0 to 8192 [ 43.353044][ T3961] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 43.355574][ T3961] REISERFS (device loop0): using ordered data mode [ 43.357149][ T3961] reiserfs: using flush barriers [ 43.359526][ T3961] 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 [ 43.363839][ T3961] REISERFS (device loop0): checking transaction log (loop0) [ 43.410457][ T3961] REISERFS (device loop0): Using r5 hash to sort names [ 43.412349][ T3961] REISERFS (device loop0): using 3.5.x disk format [ 43.414561][ T3961] ================================================================== [ 43.416539][ T3961] BUG: KASAN: out-of-bounds in leaf_paste_entries+0x504/0x944 [ 43.418256][ T3961] Read of size 18446744073709551584 at addr ffff0000dd2cbfa4 by task syz-executor190/3961 [ 43.420580][ T3961] [ 43.421082][ T3961] CPU: 1 PID: 3961 Comm: syz-executor190 Not tainted 5.15.113-syzkaller #0 [ 43.423205][ T3961] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 [ 43.425612][ T3961] Call trace: [ 43.426396][ T3961] dump_backtrace+0x0/0x530 [ 43.427565][ T3961] show_stack+0x2c/0x3c [ 43.428569][ T3961] dump_stack_lvl+0x108/0x170 [ 43.429681][ T3961] print_address_description+0x7c/0x3f0 [ 43.431065][ T3961] kasan_report+0x174/0x1e4 [ 43.432152][ T3961] kasan_check_range+0x274/0x2b4 [ 43.433380][ T3961] memmove+0x90/0xe8 [ 43.434341][ T3961] leaf_paste_entries+0x504/0x944 [ 43.435585][ T3961] balance_leaf+0xa0d4/0xe860 [ 43.436739][ T3961] do_balance+0x27c/0x790 [ 43.437815][ T3961] reiserfs_paste_into_item+0x630/0x744 [ 43.439054][ T3961] reiserfs_add_entry+0x8c0/0xc8c [ 43.440334][ T3961] reiserfs_mkdir+0x588/0x77c [ 43.441537][ T3961] reiserfs_xattr_init+0x2b0/0x6dc [ 43.442802][ T3961] reiserfs_fill_super+0x1b28/0x1e8c [ 43.444182][ T3961] mount_bdev+0x26c/0x368 [ 43.445212][ T3961] get_super_block+0x44/0x58 [ 43.446293][ T3961] legacy_get_tree+0xd4/0x16c [ 43.447425][ T3961] vfs_get_tree+0x90/0x274 [ 43.448578][ T3961] do_new_mount+0x25c/0x8c8 [ 43.449639][ T3961] path_mount+0x590/0x104c [ 43.450724][ T3961] __arm64_sys_mount+0x510/0x5e0 [ 43.451914][ T3961] invoke_syscall+0x98/0x2b8 [ 43.453024][ T3961] el0_svc_common+0x138/0x258 [ 43.454140][ T3961] do_el0_svc+0x58/0x14c [ 43.455174][ T3961] el0_svc+0x7c/0x1f0 [ 43.456180][ T3961] el0t_64_sync_handler+0x84/0xe4 [ 43.457397][ T3961] el0t_64_sync+0x1a0/0x1a4 [ 43.458534][ T3961] [ 43.459082][ T3961] The buggy address belongs to the page: [ 43.460560][ T3961] page:0000000069ae9411 refcount:3 mapcount:0 mapping:00000000a565c27a index:0x213 pfn:0x11d2cb [ 43.463175][ T3961] memcg:ffff0000c0894000 [ 43.464221][ T3961] aops:def_blk_aops ino:700000 [ 43.465370][ T3961] flags: 0x5ffc00000002022(referenced|active|private|node=0|zone=2|lastcpupid=0x7ff) [ 43.467795][ T3961] raw: 05ffc00000002022 0000000000000000 dead000000000122 ffff0000c049db08 [ 43.469957][ T3961] raw: 0000000000000213 ffff0000df465740 00000003ffffffff ffff0000c0894000 [ 43.471984][ T3961] page dumped because: kasan: bad access detected [ 43.473492][ T3961] [ 43.473999][ T3961] Memory state around the buggy address: [ 43.475272][ T3961] ffff0000dd2cbe80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 43.477125][ T3961] ffff0000dd2cbf00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 43.479079][ T3961] >ffff0000dd2cbf80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 43.481018][ T3961] ^ [ 43.482256][ T3961] ffff0000dd2cc000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 43.484154][ T3961] ffff0000dd2cc080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 43.486132][ T3961] ================================================================== [ 43.488087][ T3961] Disabling lock debugging due to kernel taint [ 43.489779][ T3961] REISERFS warning: reiserfs-5094 has_valid_deh_location: directory entry location seems wrong *3.5*[1768256046 1718773107 0x72705f73 UNKNOWN], item_len 16872, item_location 2, free_space(entry_count) 21376 [ 43.494551][ T3961] REISERFS error (device loop0): vs-5150 search_by_key: invalid format found in block 531. Fsck? [ 43.496986][ T3961] REISERFS (device loop0): Remounting filesystem read-only [ 43.498709][ T3961] REISERFS error (device loop0): vs-13050 reiserfs_update_sd_size: i/o failure occurred trying to update [1 2 0x0 SD] stat data [ 43.501959][ T3961] REISERFS warning (device loop0): jdm-20006 create_privroot: xattrs/ACLs enabled and couldn't find/create .reiserfs_priv. Failing mount. [ 43.505371][ T3961] REISERFS warning: reiserfs-5094 has_valid_deh_location: directory entry location seems wrong *3.5*[1768256046 1718773107 0x72705f73 UNKNOWN], item_len 16872, item_location 2, free_space(entry_count) 21376 [ 43.510142][ T3961] REISERFS error (device loop0): vs-5150 search_by_key: invalid format found in block 531. Fsck? [ 43.512764][ T3961] REISERFS error (device loop0): zam-7001 reiserfs_find_entry: io error