Warning: Permanently added '10.128.0.206' (ED25519) to the list of known hosts. 2024/04/14 15:04:25 ignoring optional flag "sandboxArg"="0" 2024/04/14 15:04:25 parsed 1 programs 2024/04/14 15:04:25 executed programs: 0 [ 47.785940][ T2013] loop0: detected capacity change from 0 to 8192 [ 47.793982][ T2013] REISERFS (device loop0): found reiserfs format "3.5" with non-standard journal [ 47.803680][ T2013] REISERFS (device loop0): using ordered data mode [ 47.810190][ T2013] reiserfs: using flush barriers [ 47.815945][ T2013] 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 [ 47.832738][ T2013] REISERFS (device loop0): checking transaction log (loop0) [ 47.841095][ T2013] REISERFS (device loop0): Using r5 hash to sort names [ 47.848278][ T2013] ================================================================== [ 47.856863][ T2013] BUG: KASAN: use-after-free in reiserfs_get_unused_objectid+0x26f/0x3c0 [ 47.865706][ T2013] Read of size 250888 at addr ffff88806ce89058 by task syz-executor.0/2013 [ 47.874357][ T2013] [ 47.876800][ T2013] CPU: 1 PID: 2013 Comm: syz-executor.0 Not tainted 5.15.155-syzkaller #0 [ 47.885646][ T2013] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 [ 47.896096][ T2013] Call Trace: [ 47.899486][ T2013] [ 47.902838][ T2013] dump_stack_lvl+0x41/0x5e [ 47.907603][ T2013] print_address_description.constprop.0.cold+0x6c/0x309 [ 47.915083][ T2013] ? reiserfs_get_unused_objectid+0x26f/0x3c0 [ 47.921331][ T2013] ? reiserfs_get_unused_objectid+0x26f/0x3c0 [ 47.927639][ T2013] kasan_report.cold+0x83/0xdf [ 47.932678][ T2013] ? reiserfs_get_unused_objectid+0x26f/0x3c0 [ 47.939777][ T2013] kasan_check_range+0x13d/0x180 [ 47.944969][ T2013] memmove+0x20/0x60 [ 47.949365][ T2013] reiserfs_get_unused_objectid+0x26f/0x3c0 [ 47.955543][ T2013] reiserfs_new_inode+0x422/0x1ee0 [ 47.960634][ T2013] ? lock_downgrade+0x4f0/0x4f0 [ 47.965658][ T2013] ? reiserfs_fh_to_parent+0x160/0x160 [ 47.971529][ T2013] ? __mutex_unlock_slowpath+0x158/0x450 [ 47.977577][ T2013] ? wait_for_completion+0x220/0x220 [ 47.982842][ T2013] ? wait_for_completion+0x220/0x220 [ 47.988104][ T2013] ? find_held_lock+0x2d/0x110 [ 47.992920][ T2013] ? do_journal_begin_r+0x77c/0xef0 [ 47.998193][ T2013] ? do_raw_spin_lock+0x120/0x2b0 [ 48.003302][ T2013] ? dquot_initialize_needed+0x230/0x230 [ 48.009129][ T2013] ? rwlock_bug.part.0+0x90/0x90 [ 48.014222][ T2013] ? lock_acquire+0x11a/0x250 [ 48.019598][ T2013] reiserfs_mkdir+0x40c/0x870 [ 48.024485][ T2013] ? reiserfs_mknod+0x670/0x670 [ 48.029326][ T2013] ? lock_acquire+0x11a/0x250 [ 48.034066][ T2013] ? try_lookup_one_len+0x130/0x130 [ 48.039605][ T2013] reiserfs_xattr_init+0x494/0xb10 [ 48.044787][ T2013] reiserfs_fill_super+0x1bbc/0x26d0 [ 48.050143][ T2013] ? reiserfs_remount+0x15c0/0x15c0 [ 48.055522][ T2013] ? pointer+0x700/0x700 [ 48.059870][ T2013] ? up_write+0x138/0x200 [ 48.064186][ T2013] ? sget+0x390/0x470 [ 48.068399][ T2013] mount_bdev+0x2c3/0x3a0 [ 48.072706][ T2013] ? reiserfs_remount+0x15c0/0x15c0 [ 48.078141][ T2013] ? reiserfs_kill_sb+0x1d0/0x1d0 [ 48.083238][ T2013] legacy_get_tree+0xfa/0x1f0 [ 48.087885][ T2013] ? security_capable+0x4c/0x90 [ 48.092812][ T2013] vfs_get_tree+0x83/0x1b0 [ 48.097704][ T2013] path_mount+0x44f/0x1a60 [ 48.102108][ T2013] ? finish_automount+0x7d0/0x7d0 [ 48.107513][ T2013] ? kasan_set_free_info+0x20/0x30 [ 48.112959][ T2013] ? user_path_at_empty+0x40/0x50 [ 48.118091][ T2013] ? kmem_cache_free+0x7e/0x470 [ 48.123100][ T2013] __x64_sys_mount+0x1f5/0x260 [ 48.127843][ T2013] ? copy_mnt_ns+0xd20/0xd20 [ 48.132515][ T2013] ? vtime_user_exit+0xde/0x180 [ 48.137634][ T2013] do_syscall_64+0x33/0x80 [ 48.142231][ T2013] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 48.148141][ T2013] RIP: 0033:0x7f50e90eb05a [ 48.152901][ T2013] 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 [ 48.173235][ T2013] RSP: 002b:00007f50e8c6bee8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 48.181723][ T2013] RAX: ffffffffffffffda RBX: 00007f50e8c6bf80 RCX: 00007f50e90eb05a [ 48.189857][ T2013] RDX: 0000000020000080 RSI: 0000000020000040 RDI: 00007f50e8c6bf40 [ 48.198161][ T2013] RBP: 0000000020000080 R08: 00007f50e8c6bf80 R09: 0000000000008008 [ 48.206215][ T2013] R10: 0000000000008008 R11: 0000000000000246 R12: 0000000020000040 [ 48.215217][ T2013] R13: 00007f50e8c6bf40 R14: 0000000000001138 R15: 00000000200000c0 [ 48.223713][ T2013] [ 48.226918][ T2013] [ 48.229310][ T2013] The buggy address belongs to the page: [ 48.236372][ T2013] page:ffffea0001b3a240 refcount:3 mapcount:0 mapping:ffff888008809308 index:0x10 pfn:0x6ce89 [ 48.247021][ T2013] memcg:ffff88807497c000 [ 48.251363][ T2013] aops:def_blk_aops ino:700000 [ 48.256423][ T2013] flags: 0xfff80000002022(referenced|active|private|node=0|zone=1|lastcpupid=0xfff) [ 48.266207][ T2013] raw: 00fff80000002022 0000000000000000 dead000000000122 ffff888008809308 [ 48.275237][ T2013] raw: 0000000000000010 ffff88806eb10658 00000003ffffffff ffff88807497c000 [ 48.284227][ T2013] page dumped because: kasan: bad access detected [ 48.290716][ T2013] page_owner tracks the page as allocated [ 48.296697][ T2013] page last allocated via order 0, migratetype Movable, gfp_mask 0x108c48(GFP_NOFS|__GFP_NOFAIL|__GFP_HARDWALL|__GFP_MOVABLE), pid 2013, ts 47793889678, free_ts 47698099064 [ 48.314067][ T2013] get_page_from_freelist+0x12d1/0x2d40 [ 48.319777][ T2013] __alloc_pages+0x1b2/0x440 [ 48.324343][ T2013] pagecache_get_page+0x299/0xdd0 [ 48.329452][ T2013] __getblk_slow+0x1a6/0x7a0 [ 48.334046][ T2013] __bread_gfp+0x1e6/0x2f0 [ 48.338444][ T2013] read_super_block+0x7c/0x840 [ 48.343337][ T2013] reiserfs_fill_super+0xa41/0x26d0 [ 48.348679][ T2013] mount_bdev+0x2c3/0x3a0 [ 48.352982][ T2013] legacy_get_tree+0xfa/0x1f0 [ 48.357803][ T2013] vfs_get_tree+0x83/0x1b0 [ 48.362211][ T2013] path_mount+0x44f/0x1a60 [ 48.366680][ T2013] __x64_sys_mount+0x1f5/0x260 [ 48.371446][ T2013] do_syscall_64+0x33/0x80 [ 48.375834][ T2013] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 48.381902][ T2013] page last free stack trace: [ 48.386717][ T2013] free_pcp_prepare+0x379/0x850 [ 48.391632][ T2013] free_unref_page_list+0x16f/0xbd0 [ 48.396797][ T2013] release_pages+0xb3a/0x1480 [ 48.401616][ T2013] tlb_finish_mmu+0x127/0x790 [ 48.406785][ T2013] exit_mmap+0x1b7/0x530 [ 48.411004][ T2013] mmput+0xd6/0x400 [ 48.414870][ T2013] do_exit+0x884/0x2200 [ 48.419101][ T2013] do_group_exit+0xe7/0x290 [ 48.423930][ T2013] __x64_sys_exit_group+0x35/0x40 [ 48.428921][ T2013] do_syscall_64+0x33/0x80 [ 48.433643][ T2013] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 48.439792][ T2013] [ 48.442101][ T2013] Memory state around the buggy address: [ 48.447711][ T2013] ffff88806ce89f00: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 48.455927][ T2013] ffff88806ce89f80: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 48.464484][ T2013] >ffff88806ce8a000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 48.472784][ T2013] ^ [ 48.476829][ T2013] ffff88806ce8a080: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 48.485241][ T2013] ffff88806ce8a100: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff [ 48.493450][ T2013] ================================================================== [ 48.501577][ T2013] Disabling lock debugging due to kernel taint [ 48.508389][ T2013] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 48.516614][ T2013] Kernel Offset: disabled [ 48.521085][ T2013] Rebooting in 86400 seconds..