Warning: Permanently added '10.128.0.33' (ED25519) to the list of known hosts. 2023/12/06 06:02:30 ignoring optional flag "sandboxArg"="0" 2023/12/06 06:02:30 parsed 1 programs 2023/12/06 06:02:30 executed programs: 0 [ 45.915428][ T1858] loop0: detected capacity change from 0 to 1024 [ 45.922343][ T1858] ======================================================= [ 45.922343][ T1858] WARNING: The mand mount option has been deprecated and [ 45.922343][ T1858] and is ignored by this kernel. Remove the mand [ 45.922343][ T1858] option from the mount to silence this warning. [ 45.922343][ T1858] ======================================================= [ 45.970705][ T287] [ 45.973211][ T287] ============================================ [ 45.979600][ T287] WARNING: possible recursive locking detected [ 45.985721][ T287] 6.1.65-syzkaller #0 Not tainted [ 45.991073][ T287] -------------------------------------------- [ 45.997362][ T287] kworker/u4:4/287 is trying to acquire lock: [ 46.003756][ T287] ffff88810c6d50b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x6f/0x80 [ 46.013363][ T287] [ 46.013363][ T287] but task is already holding lock: [ 46.020716][ T287] ffff88810c6d50b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x6f/0x80 [ 46.030691][ T287] [ 46.030691][ T287] other info that might help us debug this: [ 46.038803][ T287] Possible unsafe locking scenario: [ 46.038803][ T287] [ 46.046404][ T287] CPU0 [ 46.049656][ T287] ---- [ 46.052914][ T287] lock(&tree->tree_lock/1); [ 46.057642][ T287] lock(&tree->tree_lock/1); [ 46.062381][ T287] [ 46.062381][ T287] *** DEADLOCK *** [ 46.062381][ T287] [ 46.070585][ T287] May be due to missing lock nesting notation [ 46.070585][ T287] [ 46.079490][ T287] 5 locks held by kworker/u4:4/287: [ 46.084746][ T287] #0: ffff888100340538 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x1da/0x470 [ 46.095416][ T287] #1: ffffc900014a3e68 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x1da/0x470 [ 46.107617][ T287] #2: ffff888107b62688 (&hip->extents_lock){+.+.}-{3:3}, at: hfsplus_ext_write_extent+0x2e/0xe0 [ 46.118263][ T287] #3: ffff88810c6d50b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x6f/0x80 [ 46.128737][ T287] #4: ffff888107b60108 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{3:3}, at: hfsplus_file_extend+0x6d/0x560 [ 46.140177][ T287] [ 46.140177][ T287] stack backtrace: [ 46.146119][ T287] CPU: 1 PID: 287 Comm: kworker/u4:4 Not tainted 6.1.65-syzkaller #0 [ 46.154153][ T287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 46.164519][ T287] Workqueue: writeback wb_workfn (flush-7:0) [ 46.170549][ T287] Call Trace: [ 46.173895][ T287] [ 46.176798][ T287] dump_stack_lvl+0x89/0xd7 [ 46.181530][ T287] __lock_acquire+0x73d/0x2830 [ 46.186261][ T287] ? fs_reclaim_acquire+0x6b/0xe0 [ 46.191247][ T287] ? hfsplus_find_init+0x6f/0x80 [ 46.197276][ T287] lock_acquire+0xe3/0x270 [ 46.201757][ T287] ? hfsplus_find_init+0x6f/0x80 [ 46.206771][ T287] ? slab_post_alloc_hook+0x67/0x460 [ 46.212015][ T287] ? hfsplus_find_init+0x6f/0x80 [ 46.216917][ T287] __mutex_lock+0x99/0x970 [ 46.221305][ T287] ? hfsplus_find_init+0x6f/0x80 [ 46.226394][ T287] hfsplus_find_init+0x6f/0x80 [ 46.231121][ T287] hfsplus_file_extend+0x114/0x560 [ 46.236195][ T287] hfsplus_bmap_reserve+0x33/0xb0 [ 46.241191][ T287] __hfsplus_ext_write_extent+0x91/0xc0 [ 46.246785][ T287] hfsplus_ext_write_extent+0xa2/0xe0 [ 46.252126][ T287] hfsplus_write_inode+0x10/0x160 [ 46.257126][ T287] __writeback_single_inode+0x18f/0x380 [ 46.262721][ T287] writeback_sb_inodes+0x376/0x700 [ 46.267794][ T287] wb_writeback+0x179/0x3c0 [ 46.272371][ T287] ? _raw_spin_unlock_irq+0x1f/0x40 [ 46.277720][ T287] wb_workfn+0x126/0x500 [ 46.282015][ T287] ? _raw_spin_unlock_irq+0x1f/0x40 [ 46.287176][ T287] ? process_one_work+0x1da/0x470 [ 46.292577][ T287] process_one_work+0x235/0x470 [ 46.297415][ T287] worker_thread+0x214/0x370 [ 46.302405][ T287] ? process_one_work+0x470/0x470 [ 46.307394][ T287] kthread+0xd1/0xe0 [ 46.311371][ T287] ? kthread_blkcg+0x30/0x30 [ 46.315924][ T287] ret_from_fork+0x1f/0x30 [ 46.320632][ T287]