Warning: Permanently added '10.128.0.162' (ED25519) to the list of known hosts. 2024/09/06 08:30:05 ignoring optional flag "sandboxArg"="0" 2024/09/06 08:30:05 parsed 1 programs 2024/09/06 08:30:05 executed programs: 0 [ 49.588839][ T1770] loop0: detected capacity change from 0 to 1024 [ 49.595507][ T1770] ======================================================= [ 49.595507][ T1770] WARNING: The mand mount option has been deprecated and [ 49.595507][ T1770] and is ignored by this kernel. Remove the mand [ 49.595507][ T1770] option from the mount to silence this warning. [ 49.595507][ T1770] ======================================================= [ 49.641897][ T33] [ 49.644307][ T33] ============================================ [ 49.650414][ T33] WARNING: possible recursive locking detected [ 49.656523][ T33] 6.1.108-syzkaller #0 Not tainted [ 49.661589][ T33] -------------------------------------------- [ 49.667721][ T33] kworker/u4:2/33 is trying to acquire lock: [ 49.673751][ T33] ffff8881076920b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x6f/0x80 [ 49.683230][ T33] [ 49.683230][ T33] but task is already holding lock: [ 49.690583][ T33] ffff8881076920b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x6f/0x80 [ 49.700008][ T33] [ 49.700008][ T33] other info that might help us debug this: [ 49.708055][ T33] Possible unsafe locking scenario: [ 49.708055][ T33] [ 49.715552][ T33] CPU0 [ 49.718796][ T33] ---- [ 49.722226][ T33] lock(&tree->tree_lock/1); [ 49.726867][ T33] lock(&tree->tree_lock/1); [ 49.731505][ T33] [ 49.731505][ T33] *** DEADLOCK *** [ 49.731505][ T33] [ 49.739696][ T33] May be due to missing lock nesting notation [ 49.739696][ T33] [ 49.747978][ T33] 5 locks held by kworker/u4:2/33: [ 49.753049][ T33] #0: ffff888100338938 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x1da/0x470 [ 49.763511][ T33] #1: ffffc90000333e68 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x1da/0x470 [ 49.775183][ T33] #2: ffff88810ea9a688 (&hip->extents_lock){+.+.}-{3:3}, at: hfsplus_ext_write_extent+0x2e/0xe0 [ 49.785640][ T33] #3: ffff8881076920b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x6f/0x80 [ 49.795491][ T33] #4: ffff88810ea98108 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{3:3}, at: hfsplus_file_extend+0x6d/0x560 [ 49.806728][ T33] [ 49.806728][ T33] stack backtrace: [ 49.812593][ T33] CPU: 0 PID: 33 Comm: kworker/u4:2 Not tainted 6.1.108-syzkaller #0 [ 49.820617][ T33] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 [ 49.830732][ T33] Workqueue: writeback wb_workfn (flush-7:0) [ 49.836680][ T33] Call Trace: [ 49.839932][ T33] [ 49.842916][ T33] dump_stack_lvl+0x89/0xd7 [ 49.847387][ T33] __lock_acquire+0x73d/0x2830 [ 49.852139][ T33] ? fs_reclaim_acquire+0x6b/0xe0 [ 49.857172][ T33] ? hfsplus_find_init+0x6f/0x80 [ 49.862079][ T33] lock_acquire+0xe3/0x270 [ 49.866466][ T33] ? hfsplus_find_init+0x6f/0x80 [ 49.871369][ T33] ? slab_post_alloc_hook+0x67/0x460 [ 49.876621][ T33] ? hfsplus_find_init+0x6f/0x80 [ 49.882042][ T33] __mutex_lock+0x99/0x970 [ 49.886507][ T33] ? hfsplus_find_init+0x6f/0x80 [ 49.891408][ T33] hfsplus_find_init+0x6f/0x80 [ 49.896129][ T33] hfsplus_file_extend+0x114/0x560 [ 49.901201][ T33] hfsplus_bmap_reserve+0x33/0xb0 [ 49.906183][ T33] __hfsplus_ext_write_extent+0x91/0xc0 [ 49.911717][ T33] hfsplus_ext_write_extent+0xa2/0xe0 [ 49.917048][ T33] hfsplus_write_inode+0x10/0x160 [ 49.922036][ T33] __writeback_single_inode+0x18f/0x380 [ 49.927551][ T33] writeback_sb_inodes+0x376/0x700 [ 49.932735][ T33] wb_writeback+0x179/0x3c0 [ 49.937202][ T33] ? _raw_spin_unlock_irq+0x1f/0x40 [ 49.942359][ T33] wb_workfn+0x126/0x500 [ 49.946562][ T33] ? _raw_spin_unlock_irq+0x1f/0x40 [ 49.951736][ T33] ? process_one_work+0x1da/0x470 [ 49.956719][ T33] process_one_work+0x235/0x470 [ 49.961974][ T33] worker_thread+0x214/0x370 [ 49.966535][ T33] ? process_one_work+0x470/0x470 [ 49.971529][ T33] kthread+0xd1/0xe0 [ 49.975391][ T33] ? kthread_blkcg+0x30/0x30 [ 49.979950][ T33] ret_from_fork+0x1f/0x30 [ 49.984413][ T33]