Warning: Permanently added '10.128.1.111' (ED25519) to the list of known hosts. 2024/06/27 13:46:24 ignoring optional flag "sandboxArg"="0" 2024/06/27 13:46:24 parsed 1 programs 2024/06/27 13:46:24 executed programs: 0 [ 46.858797][ T1928] loop0: detected capacity change from 0 to 8192 [ 46.866428][ T1928] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 46.875647][ T1928] REISERFS (device loop0): using ordered data mode [ 46.882391][ T1928] reiserfs: using flush barriers [ 46.887923][ T1928] 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 [ 46.904605][ T1928] REISERFS (device loop0): checking transaction log (loop0) [ 46.912962][ T1928] REISERFS (device loop0): Using r5 hash to sort names [ 46.920086][ T1928] ================================================================== [ 46.928236][ T1928] BUG: KASAN: use-after-free in reiserfs_get_unused_objectid+0x26f/0x3c0 [ 46.936817][ T1928] Read of size 250888 at addr ffff88806ac61058 by task syz-executor.0/1928 [ 46.945755][ T1928] [ 46.948168][ T1928] CPU: 1 PID: 1928 Comm: syz-executor.0 Not tainted 5.15.161-syzkaller #0 [ 46.956762][ T1928] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 [ 46.966987][ T1928] Call Trace: [ 46.970260][ T1928] [ 46.973177][ T1928] dump_stack_lvl+0x41/0x5e [ 46.977671][ T1928] print_address_description.constprop.0.cold+0x6c/0x309 [ 46.984864][ T1928] ? reiserfs_get_unused_objectid+0x26f/0x3c0 [ 46.990902][ T1928] ? reiserfs_get_unused_objectid+0x26f/0x3c0 [ 46.996953][ T1928] kasan_report.cold+0x83/0xdf [ 47.001689][ T1928] ? reiserfs_get_unused_objectid+0x26f/0x3c0 [ 47.007723][ T1928] kasan_check_range+0x13d/0x180 [ 47.012640][ T1928] memmove+0x20/0x60 [ 47.016509][ T1928] reiserfs_get_unused_objectid+0x26f/0x3c0 [ 47.022374][ T1928] reiserfs_new_inode+0x422/0x1ee0 [ 47.027458][ T1928] ? lock_downgrade+0x4f0/0x4f0 [ 47.032287][ T1928] ? reiserfs_fh_to_parent+0x160/0x160 [ 47.037745][ T1928] ? __mutex_unlock_slowpath+0x158/0x450 [ 47.043348][ T1928] ? wait_for_completion+0x220/0x220 [ 47.048649][ T1928] ? wait_for_completion+0x220/0x220 [ 47.053910][ T1928] ? find_held_lock+0x2d/0x110 [ 47.058642][ T1928] ? do_journal_begin_r+0x77c/0xef0 [ 47.063899][ T1928] ? do_raw_spin_lock+0x120/0x2b0 [ 47.068907][ T1928] ? dquot_initialize_needed+0x230/0x230 [ 47.074598][ T1928] ? rwlock_bug.part.0+0x90/0x90 [ 47.079507][ T1928] ? lock_acquire+0x11a/0x250 [ 47.084158][ T1928] reiserfs_mkdir+0x40c/0x870 [ 47.088891][ T1928] ? reiserfs_mknod+0x670/0x670 [ 47.093805][ T1928] ? lock_acquire+0x11a/0x250 [ 47.098640][ T1928] ? try_lookup_one_len+0x130/0x130 [ 47.104177][ T1928] reiserfs_xattr_init+0x494/0xb10 [ 47.109346][ T1928] reiserfs_fill_super+0x1bbc/0x26d0 [ 47.114871][ T1928] ? reiserfs_remount+0x15c0/0x15c0 [ 47.120122][ T1928] ? pointer+0x700/0x700 [ 47.124540][ T1928] ? up_write+0x138/0x200 [ 47.129036][ T1928] ? sget+0x390/0x470 [ 47.133342][ T1928] mount_bdev+0x2c3/0x3a0 [ 47.137659][ T1928] ? reiserfs_remount+0x15c0/0x15c0 [ 47.143016][ T1928] ? reiserfs_kill_sb+0x1d0/0x1d0 [ 47.148453][ T1928] legacy_get_tree+0xfa/0x1f0 [ 47.153113][ T1928] ? security_capable+0x4c/0x90 [ 47.158322][ T1928] vfs_get_tree+0x83/0x1b0 [ 47.162959][ T1928] path_mount+0x44f/0x1a60 [ 47.167528][ T1928] ? finish_automount+0x7d0/0x7d0 [ 47.172632][ T1928] ? kasan_set_free_info+0x20/0x30 [ 47.178071][ T1928] ? user_path_at_empty+0x40/0x50 [ 47.183257][ T1928] ? kmem_cache_free+0x7e/0x470 [ 47.188088][ T1928] __x64_sys_mount+0x1f5/0x260 [ 47.193091][ T1928] ? copy_mnt_ns+0xd20/0xd20 [ 47.197662][ T1928] ? vtime_user_exit+0xde/0x180 [ 47.202492][ T1928] do_syscall_64+0x33/0x80 [ 47.206899][ T1928] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 47.212769][ T1928] RIP: 0033:0x7f5ac572d05a [ 47.217153][ T1928] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb a6 e8 de 09 00 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 47.237074][ T1928] RSP: 002b:00007f5ac52adee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 47.245556][ T1928] RAX: ffffffffffffffda RBX: 00007f5ac52adf80 RCX: 00007f5ac572d05a [ 47.253699][ T1928] RDX: 0000000020000080 RSI: 0000000020000040 RDI: 00007f5ac52adf40 [ 47.261920][ T1928] RBP: 0000000020000080 R08: 00007f5ac52adf80 R09: 0000000000008008 [ 47.269859][ T1928] R10: 0000000000008008 R11: 0000000000000246 R12: 0000000020000040 [ 47.278058][ T1928] R13: 00007f5ac52adf40 R14: 0000000000001138 R15: 00000000200000c0 [ 47.286126][ T1928] [ 47.289124][ T1928] [ 47.291579][ T1928] The buggy address belongs to the page: [ 47.297278][ T1928] page:ffffea0001ab1840 refcount:3 mapcount:0 mapping:ffff888008809308 index:0x10 pfn:0x6ac61 [ 47.307489][ T1928] memcg:ffff888076024000 [ 47.311699][ T1928] aops:def_blk_aops ino:700000 [ 47.316522][ T1928] flags: 0xfff00000002022(referenced|active|private|node=0|zone=1|lastcpupid=0x7ff) [ 47.325888][ T1928] raw: 00fff00000002022 0000000000000000 dead000000000122 ffff888008809308 [ 47.334453][ T1928] raw: 0000000000000010 ffff888076791d98 00000003ffffffff ffff888076024000 [ 47.343002][ T1928] page dumped because: kasan: bad access detected [ 47.349426][ T1928] page_owner tracks the page as allocated [ 47.355206][ T1928] page last allocated via order 0, migratetype Movable, gfp_mask 0x108c48(GFP_NOFS|__GFP_NOFAIL|__GFP_HARDWALL|__GFP_MOVABLE), pid 1928, ts 46866254179, free_ts 4869615821 [ 47.372558][ T1928] get_page_from_freelist+0x12d1/0x2d40 [ 47.378084][ T1928] __alloc_pages+0x1b2/0x440 [ 47.382670][ T1928] pagecache_get_page+0x299/0xdd0 [ 47.387663][ T1928] __getblk_slow+0x1a6/0x7a0 [ 47.392226][ T1928] __bread_gfp+0x1e6/0x2f0 [ 47.396619][ T1928] read_super_block+0x7c/0x840 [ 47.401467][ T1928] reiserfs_fill_super+0xa41/0x26d0 [ 47.406734][ T1928] mount_bdev+0x2c3/0x3a0 [ 47.411222][ T1928] legacy_get_tree+0xfa/0x1f0 [ 47.416250][ T1928] vfs_get_tree+0x83/0x1b0 [ 47.420886][ T1928] path_mount+0x44f/0x1a60 [ 47.425366][ T1928] __x64_sys_mount+0x1f5/0x260 [ 47.430112][ T1928] do_syscall_64+0x33/0x80 [ 47.434683][ T1928] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 47.440636][ T1928] page last free stack trace: [ 47.445277][ T1928] free_pcp_prepare+0x379/0x850 [ 47.450285][ T1928] free_unref_page+0x19/0x4b0 [ 47.454948][ T1928] free_contig_range+0x8b/0xb0 [ 47.459675][ T1928] destroy_args+0x7e/0x503 [ 47.464063][ T1928] debug_vm_pgtable+0x1770/0x17f2 [ 47.469068][ T1928] do_one_initcall+0xb4/0x320 [ 47.473814][ T1928] kernel_init_freeable+0x51e/0x580 [ 47.479071][ T1928] kernel_init+0x14/0x120 [ 47.483386][ T1928] ret_from_fork+0x1f/0x30 [ 47.487792][ T1928] [ 47.490097][ T1928] Memory state around the buggy address: [ 47.495800][ T1928] ffff88806ac62f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 47.503948][ T1928] ffff88806ac62f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 47.511977][ T1928] >ffff88806ac63000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 47.520004][ T1928] ^ [ 47.524039][ T1928] ffff88806ac63080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 47.532067][ T1928] ffff88806ac63100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 47.540363][ T1928] ================================================================== [ 47.548390][ T1928] Disabling lock debugging due to kernel taint [ 47.554842][ T1928] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 47.562333][ T1928] Kernel Offset: disabled [ 47.566642][ T1928] Rebooting in 86400 seconds..