Warning: Permanently added '10.128.0.213' (ED25519) to the list of known hosts. 2023/11/15 13:22:27 ignoring optional flag "sandboxArg"="0" 2023/11/15 13:22:27 parsed 1 programs 2023/11/15 13:22:27 executed programs: 0 [ 42.747303][ T1856] loop0: detected capacity change from 0 to 1024 [ 42.754311][ T1856] ======================================================= [ 42.754311][ T1856] WARNING: The mand mount option has been deprecated and [ 42.754311][ T1856] and is ignored by this kernel. Remove the mand [ 42.754311][ T1856] option from the mount to silence this warning. [ 42.754311][ T1856] ======================================================= [ 42.800189][ T9] [ 42.802701][ T9] ============================================ [ 42.809003][ T9] WARNING: possible recursive locking detected [ 42.815346][ T9] 5.15.138-syzkaller #0 Not tainted [ 42.821064][ T9] -------------------------------------------- [ 42.827464][ T9] kworker/u4:0/9 is trying to acquire lock: [ 42.833698][ T9] ffff8881097ee0b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x6c/0x90 [ 42.843487][ T9] [ 42.843487][ T9] but task is already holding lock: [ 42.850999][ T9] ffff8881097ee0b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x6c/0x90 [ 42.860517][ T9] [ 42.860517][ T9] other info that might help us debug this: [ 42.868743][ T9] Possible unsafe locking scenario: [ 42.868743][ T9] [ 42.876418][ T9] CPU0 [ 42.879881][ T9] ---- [ 42.883333][ T9] lock(&tree->tree_lock/1); [ 42.888128][ T9] lock(&tree->tree_lock/1); [ 42.893232][ T9] [ 42.893232][ T9] *** DEADLOCK *** [ 42.893232][ T9] [ 42.901905][ T9] May be due to missing lock nesting notation [ 42.901905][ T9] [ 42.910686][ T9] 5 locks held by kworker/u4:0/9: [ 42.916017][ T9] #0: ffff8881085bb138 ((wq_completion)writeback){+.+.}-{0:0}, at: process_one_work+0x1c1/0x460 [ 42.927019][ T9] #1: ffffc90000053e70 ((work_completion)(&(&wb->dwork)->work)){+.+.}-{0:0}, at: process_one_work+0x1c1/0x460 [ 42.939268][ T9] #2: ffff88817c96a688 (&hip->extents_lock){+.+.}-{3:3}, at: hfsplus_ext_write_extent+0x30/0xa0 [ 42.949961][ T9] #3: ffff8881097ee0b0 (&tree->tree_lock/1){+.+.}-{3:3}, at: hfsplus_find_init+0x6c/0x90 [ 42.960341][ T9] #4: ffff88817c968108 (&HFSPLUS_I(inode)->extents_lock){+.+.}-{3:3}, at: hfsplus_file_extend+0x65/0x360 [ 42.972003][ T9] [ 42.972003][ T9] stack backtrace: [ 42.977869][ T9] CPU: 1 PID: 9 Comm: kworker/u4:0 Not tainted 5.15.138-syzkaller #0 [ 42.986176][ T9] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 42.996632][ T9] Workqueue: writeback wb_workfn (flush-7:0) [ 43.002787][ T9] Call Trace: [ 43.006098][ T9] [ 43.009007][ T9] dump_stack_lvl+0x57/0x7d [ 43.013572][ T9] __lock_acquire.cold+0x130/0x2c5 [ 43.018675][ T9] ? __lock_acquire+0xe7a/0x1a30 [ 43.023874][ T9] lock_acquire+0xbb/0x290 [ 43.028470][ T9] ? hfsplus_find_init+0x6c/0x90 [ 43.033405][ T9] ? lock_acquire+0xbb/0x290 [ 43.037979][ T9] __mutex_lock+0x60/0x660 [ 43.042661][ T9] ? hfsplus_find_init+0x6c/0x90 [ 43.047672][ T9] ? hfsplus_find_init+0x6c/0x90 [ 43.052781][ T9] ? __kmalloc+0x263/0x2f0 [ 43.057218][ T9] hfsplus_find_init+0x6c/0x90 [ 43.062050][ T9] hfsplus_ext_read_extent+0x4b/0x1b0 [ 43.067533][ T9] hfsplus_file_extend+0x16c/0x360 [ 43.073057][ T9] ? hfsplus_find_init+0x6c/0x90 [ 43.078182][ T9] hfsplus_bmap_reserve+0x89/0xa0 [ 43.083187][ T9] __hfsplus_ext_write_extent+0x9e/0xc0 [ 43.088705][ T9] hfsplus_ext_write_extent+0x87/0xa0 [ 43.094150][ T9] ? __writeback_single_inode+0xd2/0x350 [ 43.100045][ T9] hfsplus_write_inode+0xf/0x110 [ 43.104950][ T9] __writeback_single_inode+0x295/0x350 [ 43.110464][ T9] writeback_sb_inodes+0x210/0x540 [ 43.115914][ T9] wb_writeback+0xc0/0x300 [ 43.120561][ T9] wb_workfn+0xe7/0x510 [ 43.125016][ T9] ? lock_acquire+0xbb/0x290 [ 43.129688][ T9] ? process_one_work+0x1c1/0x460 [ 43.135018][ T9] ? process_one_work+0x1ea/0x460 [ 43.140755][ T9] process_one_work+0x252/0x460 [ 43.145935][ T9] worker_thread+0x4d/0x330 [ 43.150412][ T9] ? process_one_work+0x460/0x460 [ 43.155408][ T9] kthread+0x119/0x130 [ 43.159726][ T9] ? set_kthread_struct+0x40/0x40 [ 43.164997][ T9] ret_from_fork+0x1f/0x30 [ 43.169578][ T9]