Warning: Permanently added '10.128.0.254' (ED25519) to the list of known hosts. 2024/04/29 23:55:37 ignoring optional flag "sandboxArg"="0" 2024/04/29 23:55:37 parsed 1 programs 2024/04/29 23:55:37 executed programs: 0 [ 46.227647][ T2012] loop0: detected capacity change from 0 to 8192 [ 46.235426][ T2012] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 46.245015][ T2012] REISERFS (device loop0): using ordered data mode [ 46.251739][ T2012] reiserfs: using flush barriers [ 46.257246][ T2012] 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 [ 46.273927][ T2012] REISERFS (device loop0): checking transaction log (loop0) [ 46.295442][ T2012] REISERFS (device loop0): Using r5 hash to sort names [ 46.360297][ T2016] loop0: detected capacity change from 0 to 8192 [ 46.368066][ T2016] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 46.377495][ T2016] REISERFS (device loop0): using ordered data mode [ 46.384156][ T2016] reiserfs: using flush barriers [ 46.389829][ T2016] 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 [ 46.406250][ T2016] REISERFS (device loop0): checking transaction log (loop0) [ 46.430544][ T2016] REISERFS (device loop0): Using r5 hash to sort names [ 46.439153][ T2016] ================================================================== [ 46.447262][ T2016] BUG: KASAN: use-after-free in reiserfs_readdir_inode+0xa13/0x1330 [ 46.455217][ T2016] Read of size 8 at addr ffff88806a206000 by task syz-executor.0/2016 [ 46.463358][ T2016] [ 46.465661][ T2016] CPU: 1 PID: 2016 Comm: syz-executor.0 Not tainted 5.15.157-syzkaller #0 [ 46.474300][ T2016] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 46.485024][ T2016] Call Trace: [ 46.488282][ T2016] [ 46.491187][ T2016] dump_stack_lvl+0x41/0x5e [ 46.495751][ T2016] print_address_description.constprop.0.cold+0x6c/0x309 [ 46.503012][ T2016] ? reiserfs_readdir_inode+0xa13/0x1330 [ 46.508687][ T2016] ? reiserfs_readdir_inode+0xa13/0x1330 [ 46.514306][ T2016] kasan_report.cold+0x83/0xdf [ 46.519162][ T2016] ? reiserfs_readdir_inode+0xa13/0x1330 [ 46.524787][ T2016] kasan_check_range+0x13d/0x180 [ 46.529726][ T2016] reiserfs_readdir_inode+0xa13/0x1330 [ 46.535266][ T2016] ? do_raw_spin_unlock+0x171/0x230 [ 46.540529][ T2016] ? reiserfs_dir_fsync+0x140/0x140 [ 46.545882][ T2016] ? lock_downgrade+0x4f0/0x4f0 [ 46.550790][ T2016] ? lock_acquire+0x11a/0x250 [ 46.555622][ T2016] ? aa_file_perm+0xea/0xd00 [ 46.560267][ T2016] ? aa_file_perm+0xea/0xd00 [ 46.565172][ T2016] ? __lock_acquire.constprop.0+0x478/0xb30 [ 46.571139][ T2016] ? aa_path_link+0x2e0/0x2e0 [ 46.575985][ T2016] ? down_read_killable+0x1be/0x380 [ 46.581157][ T2016] ? down_read+0x320/0x320 [ 46.585645][ T2016] ? fsnotify_perm.part.0+0x115/0x4c0 [ 46.591087][ T2016] iterate_dir+0x487/0x6d0 [ 46.595477][ T2016] __x64_sys_getdents64+0x122/0x220 [ 46.600732][ T2016] ? __ia32_sys_getdents+0x220/0x220 [ 46.605982][ T2016] ? compat_fillonedir+0x300/0x300 [ 46.611279][ T2016] ? vtime_user_exit+0xde/0x180 [ 46.616285][ T2016] do_syscall_64+0x33/0x80 [ 46.620689][ T2016] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 46.626641][ T2016] RIP: 0033:0x7f606bd0c959 [ 46.631072][ T2016] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 46.650829][ T2016] RSP: 002b:00007f606b88f0c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000d9 [ 46.659219][ T2016] RAX: ffffffffffffffda RBX: 00007f606be2bf80 RCX: 00007f606bd0c959 [ 46.667254][ T2016] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 46.675198][ T2016] RBP: 00007f606bd68c88 R08: 0000000000000000 R09: 0000000000000000 [ 46.683253][ T2016] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 46.691303][ T2016] R13: 0000000000000016 R14: 00007f606be2bf80 R15: 00007fff4bde3668 [ 46.699259][ T2016] [ 46.702266][ T2016] [ 46.704570][ T2016] The buggy address belongs to the page: [ 46.710167][ T2016] page:ffffea0001a88180 refcount:0 mapcount:0 mapping:0000000000000000 index:0x1 pfn:0x6a206 [ 46.720896][ T2016] flags: 0xfff80000000000(node=0|zone=1|lastcpupid=0xfff) [ 46.727981][ T2016] raw: 00fff80000000000 ffffea0001a87a48 ffff8880bac3e120 0000000000000000 [ 46.736542][ T2016] raw: 0000000000000001 0000000000000000 00000000ffffffff 0000000000000000 [ 46.745129][ T2016] page dumped because: kasan: bad access detected [ 46.751513][ T2016] page_owner tracks the page as freed [ 46.756935][ T2016] page last allocated via order 0, migratetype Movable, gfp_mask 0x1100cca(GFP_HIGHUSER_MOVABLE), pid 2013, ts 46444758061, free_ts 46445496967 [ 46.771570][ T2016] get_page_from_freelist+0x12d1/0x2d40 [ 46.777110][ T2016] __alloc_pages+0x1b2/0x440 [ 46.781664][ T2016] alloc_pages_vma+0xe0/0x650 [ 46.786316][ T2016] shmem_alloc_page+0x104/0x1b0 [ 46.791136][ T2016] shmem_alloc_and_acct_page+0xff/0x730 [ 46.796644][ T2016] shmem_getpage_gfp.constprop.0+0x42a/0x1790 [ 46.802675][ T2016] generic_perform_write+0x1d6/0x430 [ 46.807929][ T2016] __generic_file_write_iter+0x2f0/0x560 [ 46.813534][ T2016] generic_file_write_iter+0xb9/0x1c0 [ 46.818890][ T2016] new_sync_write+0x35d/0x5f0 [ 46.823536][ T2016] vfs_write+0x574/0x7e0 [ 46.827761][ T2016] ksys_write+0xf4/0x1d0 [ 46.831970][ T2016] do_syscall_64+0x33/0x80 [ 46.836369][ T2016] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 46.842231][ T2016] page last free stack trace: [ 46.846895][ T2016] free_pcp_prepare+0x379/0x850 [ 46.851804][ T2016] free_unref_page_list+0x16f/0xbd0 [ 46.857177][ T2016] release_pages+0xb3a/0x1480 [ 46.861887][ T2016] __pagevec_release+0x59/0xe0 [ 46.866632][ T2016] shmem_undo_range+0x505/0xeb0 [ 46.871456][ T2016] shmem_evict_inode+0x313/0xa40 [ 46.876379][ T2016] evict+0x296/0x5d0 [ 46.880273][ T2016] __dentry_kill+0x315/0x5e0 [ 46.884847][ T2016] dput+0x34a/0x7e0 [ 46.888635][ T2016] do_renameat2+0x4e0/0xa20 [ 46.893108][ T2016] __x64_sys_rename+0x78/0x90 [ 46.897773][ T2016] do_syscall_64+0x33/0x80 [ 46.902173][ T2016] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 46.908048][ T2016] [ 46.910607][ T2016] Memory state around the buggy address: [ 46.916210][ T2016] ffff88806a205f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 46.924502][ T2016] ffff88806a205f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 46.932544][ T2016] >ffff88806a206000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 46.940702][ T2016] ^ [ 46.944744][ T2016] ffff88806a206080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 46.953329][ T2016] ffff88806a206100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 46.961530][ T2016] ================================================================== [ 46.970270][ T2016] Disabling lock debugging due to kernel taint [ 46.976626][ T2016] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 46.984922][ T2016] Kernel Offset: disabled [ 46.989236][ T2016] Rebooting in 86400 seconds..