[ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Starting Load/Save RF Kill Switch Status... [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.218' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 35.763994] ====================================================== [ 35.763994] WARNING: the mand mount option is being deprecated and [ 35.763994] will be removed in v5.15! [ 35.763994] ====================================================== [ 35.804117] hfsplus: xattr searching failed [ 35.809472] audit: type=1800 audit(1672539516.741:2): pid=8090 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="syz-executor756" name="file1" dev="loop0" ino=20 res=0 [ 35.809630] hfsplus: xattr searching failed [ 35.839543] hfsplus: new node 0 already hashed? [ 35.844343] ------------[ cut here ]------------ [ 35.849651] WARNING: CPU: 1 PID: 8090 at fs/hfsplus/bnode.c:584 hfsplus_bnode_create.cold+0x27/0x4e [ 35.858850] Kernel panic - not syncing: panic_on_warn set ... [ 35.858850] [ 35.866217] CPU: 1 PID: 8090 Comm: syz-executor756 Not tainted 4.19.211-syzkaller #0 [ 35.874077] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 35.883411] Call Trace: [ 35.885986] dump_stack+0x1fc/0x2ef [ 35.889619] panic+0x26a/0x50e [ 35.892791] ? __warn_printk+0xf3/0xf3 [ 35.896664] ? hfsplus_bnode_create.cold+0x27/0x4e [ 35.901576] ? __probe_kernel_read+0x130/0x1b0 [ 35.906226] ? __warn.cold+0x5/0x5a [ 35.909839] ? __warn+0xe4/0x200 [ 35.913190] ? hfsplus_bnode_create.cold+0x27/0x4e [ 35.918102] __warn.cold+0x20/0x5a [ 35.921632] ? hfsplus_bnode_create.cold+0x27/0x4e [ 35.926543] report_bug+0x262/0x2b0 [ 35.930162] do_error_trap+0x1d7/0x310 [ 35.934034] ? math_error+0x310/0x310 [ 35.937818] ? __irq_work_queue_local+0x101/0x160 [ 35.942680] ? irq_work_queue+0x29/0x80 [ 35.946733] ? error_entry+0x72/0xd0 [ 35.950437] ? trace_hardirqs_off_caller+0x6e/0x210 [ 35.955435] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 35.960261] invalid_op+0x14/0x20 [ 35.963698] RIP: 0010:hfsplus_bnode_create.cold+0x27/0x4e [ 35.969215] Code: b3 05 fa e8 8b 3f 6c f9 4c 89 ef e8 13 0a 23 00 89 ee 48 c7 c7 20 85 7d 88 e8 e0 70 fd ff 48 c7 c7 80 85 7d 88 e8 d4 70 fd ff <0f> 0b e9 47 c6 05 fa e8 5d 3f 6c f9 89 ee 48 c7 c7 c0 82 7d 88 e8 [ 35.988538] RSP: 0018:ffff8880b2d1f068 EFLAGS: 00010286 [ 35.993883] RAX: 0000000000000024 RBX: dffffc0000000000 RCX: 0000000000000000 [ 36.001134] RDX: 0000000000000000 RSI: ffffffff814dff01 RDI: ffffed10165a3dff [ 36.008387] RBP: 0000000000000000 R08: 0000000000000024 R09: 0000000000000000 [ 36.015639] R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880b4ee8a00 [ 36.022897] R13: ffff8880b248e0d0 R14: ffff8880b248e000 R15: 0000000000000000 [ 36.030164] ? vprintk_func+0x81/0x180 [ 36.034037] ? hfsplus_bnode_create.cold+0x27/0x4e [ 36.038950] hfsplus_bmap_alloc+0x70b/0x800 [ 36.043262] ? hfsplus_bmap_reserve+0x440/0x440 [ 36.047919] ? __kmalloc+0x15a/0x3c0 [ 36.051634] ? hfsplus_find_init+0x91/0x220 [ 36.055940] ? hfsplus_ext_read_extent+0x186/0xab0 [ 36.060850] ? hfsplus_file_extend+0x672/0xf40 [ 36.065415] ? __blockdev_direct_IO+0x424b/0xef40 [ 36.070244] ? hfsplus_direct_IO+0x10a/0x2c0 [ 36.074643] ? generic_file_direct_write+0x208/0x4a0 [ 36.079729] ? __generic_file_write_iter+0x2d0/0x610 [ 36.084813] ? generic_file_write_iter+0x3f8/0x730 [ 36.089731] hfs_btree_inc_height.isra.0+0xe6/0x9e0 [ 36.094735] ? lock_acquire+0x170/0x3c0 [ 36.098696] ? hfs_bnode_split+0xda0/0xda0 [ 36.102918] ? __mutex_lock+0x368/0x1190 [ 36.106963] hfsplus_brec_insert+0x9e1/0xc20 [ 36.111364] ? mutex_trylock+0x1a0/0x1a0 [ 36.115408] ? hfsplus_brec_find+0x406/0x500 [ 36.119798] ? hfsplus_brec_keylen+0x320/0x320 [ 36.124383] ? hfsplus_bmap_reserve+0x2b2/0x440 [ 36.129033] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 36.134033] __hfsplus_ext_write_extent+0x489/0x5a0 [ 36.139034] hfsplus_ext_read_extent+0x910/0xab0 [ 36.143950] ? __hfsplus_ext_write_extent+0x5a0/0x5a0 [ 36.149125] ? hfsplus_get_block+0x3d4/0x960 [ 36.153515] hfsplus_file_extend+0x672/0xf40 [ 36.157917] ? hfsplus_free_fork+0x7e0/0x7e0 [ 36.162321] ? check_preemption_disabled+0x41/0x280 [ 36.167328] ? end_buffer_write_sync+0x110/0x110 [ 36.172069] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 36.177069] ? __mark_inode_dirty+0x23f/0x1140 [ 36.181638] hfsplus_get_block+0x196/0x960 [ 36.185860] __blockdev_direct_IO+0x424b/0xef40 [ 36.190525] ? sb_init_dio_done_wq+0x90/0x90 [ 36.194915] ? invalidate_inode_pages2_range+0xd19/0x1110 [ 36.200439] ? clear_shadow_entry+0x170/0x170 [ 36.204920] ? hfsplus_file_extend+0xf40/0xf40 [ 36.209491] ? __mark_inode_dirty+0xd06/0x1140 [ 36.214060] hfsplus_direct_IO+0x10a/0x2c0 [ 36.218283] generic_file_direct_write+0x208/0x4a0 [ 36.223200] __generic_file_write_iter+0x2d0/0x610 [ 36.228122] generic_file_write_iter+0x3f8/0x730 [ 36.232863] ? common_file_perm+0x4e5/0x850 [ 36.237176] do_iter_readv_writev+0x668/0x790 [ 36.241658] ? clone_verify_area+0x240/0x240 [ 36.246052] ? security_file_permission+0x1c0/0x220 [ 36.251148] do_iter_write+0x182/0x5d0 [ 36.255020] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 36.260023] vfs_writev+0x153/0x2e0 [ 36.263633] ? vfs_iter_write+0xa0/0xa0 [ 36.267589] ? lock_downgrade+0x720/0x720 [ 36.271722] ? debug_check_no_obj_freed+0xb5/0x490 [ 36.276637] ? trace_hardirqs_off+0x64/0x200 [ 36.281036] ? debug_check_no_obj_freed+0x201/0x490 [ 36.286040] ? check_preemption_disabled+0x41/0x280 [ 36.291040] ? putname+0xe1/0x120 [ 36.294499] ? putname+0xe1/0x120 [ 36.297944] ? rcu_read_lock_sched_held+0x16c/0x1d0 [ 36.302951] ? kmem_cache_free+0x226/0x260 [ 36.307189] do_pwritev+0x1b6/0x270 [ 36.310822] ? do_writev+0x330/0x330 [ 36.314520] ? filp_open+0x70/0x70 [ 36.318182] __x64_sys_pwritev2+0xeb/0x150 [ 36.322424] do_syscall_64+0xf9/0x620 [ 36.326222] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 36.331413] RIP: 0033:0x7f1971ca07d9 [ 36.335111] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 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 c0 ff ff ff f7 d8 64 89 01 48 [ 36.353996] RSP: 002b:00007ffe7201bb08 EFLAGS: 00000246 ORIG_RAX: 0000000000000148 [ 36.361777] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1971ca07d9 [ 36.369230] RDX: 0000000000000001 RSI: 0000000020000680 RDI: 0000000000000004 [ 36.376496] RBP: 00007f1971c60070 R08: 0000000000000000 R09: 0000000000000000 [ 36.383755] R10: 0000000000000600 R11: 0000000000000246 R12: 00007f1971c60100 [ 36.391017] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 36.398519] Kernel Offset: disabled [ 36.402191] Rebooting in 86400 seconds..