program: perf_event_open(&(0x7f0000001480)={0x2, 0x80, 0xbc, 0x1, 0x0, 0x0, 0x0, 0x0, 0x52, 0xa, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x1ffffffc}, 0x2980, 0x2, 0x0, 0x4, 0x0, 0xd}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_mount_image$ocfs2(&(0x7f00000026c0), &(0x7f0000004780)='./file0\x00', 0x200000, &(0x7f0000000340)=ANY=[@ANYBLOB="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"], 0x1, 0x4703, &(0x7f0000004800)="$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quotactl$Q_SETQUOTA(0xffffffff80000800, &(0x7f0000000480)=@loop={'/dev/loop', 0x0}, 0x0, &(0x7f0000000540)={0x0, 0x7ffffffffffffffd, 0x0, 0x2000000, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x8d000003}) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) getsockopt$TIPC_IMPORTANCE(r0, 0x10f, 0x7f, &(0x7f00000000c0), &(0x7f0000000100)=0x4) syz_mount_image$ext4(&(0x7f0000000180)='ext4\x00', &(0x7f00000000c0)='./file0\x00', 0x800714, &(0x7f0000000000)={[{@nobarrier}]}, 0xff, 0x485, &(0x7f0000001040)="$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") mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0) r1 = openat2$dir(0xffffffffffffff9c, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000080), 0x18) ioctl$FS_IOC_SET_ENCRYPTION_POLICY(r1, 0x800c6613, &(0x7f0000000000)=@v1={0x0, @adiantum, 0x0, @desc1}) mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000900)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]}) chdir(&(0x7f00000003c0)='./bus\x00') openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000001c0)='devices.list\x00', 0x275a, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB="480000001000010400"/20, @ANYRES32=0x0, @ANYBLOB="00000000000000002800128009000100626f6e6400000000180002801400088008"], 0x48}}, 0x0) r3 = socket$packet(0x11, 0x2, 0x300) setsockopt$SO_ATTACH_FILTER(r3, 0x1, 0x1a, &(0x7f0000000440)={0x2, &(0x7f0000000100)=[{0x30, 0x0, 0x0, 0xffeff020}, {0x80000006, 0x0, 0x4, 0x6}]}, 0x10) r4 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=@bridge_delvlan={0x18, 0x70, 0x1}, 0x18}, 0x1, 0x0, 0x0, 0x40000050}, 0x800) sendmmsg$inet(r2, &(0x7f0000005200)=[{{0x0, 0x4b, &(0x7f0000000000), 0x1}}], 0x1, 0x0) r5 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000300), 0x8002, 0x0) write$9p(r5, &(0x7f0000000600)="a0", 0x1) mremap(&(0x7f0000a96000/0x1000)=nil, 0x1000, 0x400000, 0x3, &(0x7f0000000000/0x400000)=nil) [ 76.153148][ T5338] Bluetooth: hci0: command tx timeout [ 76.312403][ T1315] ieee802154 phy0 wpan0: encryption failed: -22 [ 76.315199][ T1315] ieee802154 phy1 wpan1: encryption failed: -22 [ 76.533493][ T5359] loop0: detected capacity change from 0 to 32768 [ 76.561963][ T5359] (syz.0.0,5359,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC. [ 76.576351][ T5359] (syz.0.0,5359,0):ocfs2_block_check_validate:402 ERROR: CRC32 failed: stored: 0xb3775c19, computed 0x2dd1c265. Applying ECC. [ 76.620583][ T5359] JBD2: Ignoring recovery information on journal [ 76.691639][ T5359] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 76.774007][ T5359] [ 76.775121][ T5359] ====================================================== [ 76.778055][ T5359] WARNING: possible circular locking dependency detected [ 76.780894][ T5359] syzkaller #0 Not tainted [ 76.782809][ T5359] ------------------------------------------------------ [ 76.785541][ T5359] syz.0.0/5359 is trying to acquire lock: [ 76.787651][ T5359] ffff8880365c6618 (sb_internal#2){.+.+}-{0:0}, at: ocfs2_setattr+0x969/0x1b40 [ 76.791574][ T5359] [ 76.791574][ T5359] but task is already holding lock: [ 76.794532][ T5359] ffff888046993120 (&oi->ip_alloc_sem){+.+.}-{4:4}, at: ocfs2_setattr+0x95a/0x1b40 [ 76.798034][ T5359] [ 76.798034][ T5359] which lock already depends on the new lock. [ 76.798034][ T5359] [ 76.802180][ T5359] [ 76.802180][ T5359] the existing dependency chain (in reverse order) is: [ 76.806003][ T5359] [ 76.806003][ T5359] -> #4 (&oi->ip_alloc_sem){+.+.}-{4:4}: [ 76.809247][ T5359] lock_acquire+0x120/0x360 [ 76.811369][ T5359] down_write+0x96/0x1f0 [ 76.813530][ T5359] ocfs2_try_remove_refcount_tree+0xb6/0x320 [ 76.816309][ T5359] ocfs2_xattr_set+0x595/0x11f0 [ 76.818895][ T5359] ocfs2_set_acl+0x701/0x7b0 [ 76.821181][ T5359] ocfs2_iop_set_acl+0x1aa/0x2a0 [ 76.823555][ T5359] vfs_remove_acl+0x48c/0x700 [ 76.825877][ T5359] ovl_workdir_create+0x594/0x8b0 [ 76.828470][ T5359] ovl_get_workdir+0x32f/0x17c0 [ 76.830966][ T5359] ovl_fill_super+0x1365/0x35b0 [ 76.833337][ T5359] get_tree_nodev+0xb8/0x150 [ 76.835701][ T5359] vfs_get_tree+0x92/0x2b0 [ 76.838439][ T5359] do_new_mount+0x2a2/0x9e0 [ 76.841143][ T5359] __se_sys_mount+0x317/0x410 [ 76.843444][ T5359] do_syscall_64+0xfa/0x3b0 [ 76.845663][ T5359] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.848420][ T5359] [ 76.848420][ T5359] -> #3 (&oi->ip_xattr_sem){++++}-{4:4}: [ 76.851781][ T5359] lock_acquire+0x120/0x360 [ 76.853916][ T5359] down_read+0x46/0x2e0 [ 76.855876][ T5359] ocfs2_init_acl+0x2f9/0x720 [ 76.858012][ T5359] ocfs2_mknod+0x1321/0x2050 [ 76.860132][ T5359] ocfs2_mkdir+0x191/0x440 [ 76.862252][ T5359] vfs_mkdir+0x303/0x510 [ 76.864382][ T5359] do_mkdirat+0x247/0x590 [ 76.866389][ T5359] __x64_sys_mkdirat+0x87/0xa0 [ 76.868662][ T5359] do_syscall_64+0xfa/0x3b0 [ 76.871249][ T5359] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.874380][ T5359] [ 76.874380][ T5359] -> #2 (jbd2_handle){++++}-{0:0}: [ 76.877921][ T5359] lock_acquire+0x120/0x360 [ 76.880037][ T5359] start_this_handle+0x1fa7/0x21c0 [ 76.882454][ T5359] jbd2__journal_start+0x2c1/0x5b0 [ 76.884885][ T5359] jbd2_journal_start+0x2a/0x40 [ 76.887102][ T5359] ocfs2_start_trans+0x376/0x6d0 [ 76.889436][ T5359] ocfs2_modify_bh+0xe8/0x470 [ 76.891625][ T5359] ocfs2_local_read_info+0x1465/0x17e0 [ 76.894133][ T5359] dquot_load_quota_sb+0x791/0xbd0 [ 76.896571][ T5359] dquot_load_quota_inode+0x2e1/0x5d0 [ 76.899087][ T5359] ocfs2_enable_quotas+0x1c6/0x450 [ 76.901525][ T5359] ocfs2_fill_super+0x50fe/0x63c0 [ 76.903931][ T5359] get_tree_bdev_flags+0x40b/0x4d0 [ 76.906444][ T5359] vfs_get_tree+0x92/0x2b0 [ 76.908627][ T5359] do_new_mount+0x2a2/0x9e0 [ 76.910879][ T5359] __se_sys_mount+0x317/0x410 [ 76.913025][ T5359] do_syscall_64+0xfa/0x3b0 [ 76.915137][ T5359] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.917929][ T5359] [ 76.917929][ T5359] -> #1 (&journal->j_trans_barrier){.+.+}-{4:4}: [ 76.921503][ T5359] lock_acquire+0x120/0x360 [ 76.923759][ T5359] down_read+0x46/0x2e0 [ 76.926082][ T5359] ocfs2_start_trans+0x36a/0x6d0 [ 76.928530][ T5359] ocfs2_modify_bh+0xe8/0x470 [ 76.930890][ T5359] ocfs2_local_read_info+0x1465/0x17e0 [ 76.933487][ T5359] dquot_load_quota_sb+0x791/0xbd0 [ 76.936363][ T5359] dquot_load_quota_inode+0x2e1/0x5d0 [ 76.939365][ T5359] ocfs2_enable_quotas+0x1c6/0x450 [ 76.942473][ T5359] ocfs2_fill_super+0x50fe/0x63c0 [ 76.945365][ T5359] get_tree_bdev_flags+0x40b/0x4d0 [ 76.947818][ T5359] vfs_get_tree+0x92/0x2b0 [ 76.950086][ T5359] do_new_mount+0x2a2/0x9e0 [ 76.952167][ T5359] __se_sys_mount+0x317/0x410 [ 76.954328][ T5359] do_syscall_64+0xfa/0x3b0 [ 76.956556][ T5359] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.959346][ T5359] [ 76.959346][ T5359] -> #0 (sb_internal#2){.+.+}-{0:0}: [ 76.962484][ T5359] validate_chain+0xb9b/0x2140 [ 76.964832][ T5359] __lock_acquire+0xab9/0xd20 [ 76.967088][ T5359] lock_acquire+0x120/0x360 [ 76.969276][ T5359] ocfs2_start_trans+0x26b/0x6d0 [ 76.971616][ T5359] ocfs2_setattr+0x969/0x1b40 [ 76.973813][ T5359] notify_change+0xb36/0xe40 [ 76.976038][ T5359] ovl_workdir_create+0x722/0x8b0 [ 76.978358][ T5359] ovl_get_workdir+0x32f/0x17c0 [ 76.980505][ T5359] ovl_fill_super+0x1365/0x35b0 [ 76.982633][ T5359] get_tree_nodev+0xb8/0x150 [ 76.984670][ T5359] vfs_get_tree+0x92/0x2b0 [ 76.986764][ T5359] do_new_mount+0x2a2/0x9e0 [ 76.989027][ T5359] __se_sys_mount+0x317/0x410 [ 76.991265][ T5359] do_syscall_64+0xfa/0x3b0 [ 76.993481][ T5359] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.996170][ T5359] [ 76.996170][ T5359] other info that might help us debug this: [ 76.996170][ T5359] [ 77.000547][ T5359] Chain exists of: [ 77.000547][ T5359] sb_internal#2 --> &oi->ip_xattr_sem --> &oi->ip_alloc_sem [ 77.000547][ T5359] [ 77.006054][ T5359] Possible unsafe locking scenario: [ 77.006054][ T5359] [ 77.009196][ T5359] CPU0 CPU1 [ 77.011537][ T5359] ---- ---- [ 77.013830][ T5359] lock(&oi->ip_alloc_sem); [ 77.015902][ T5359] lock(&oi->ip_xattr_sem); [ 77.019102][ T5359] lock(&oi->ip_alloc_sem); [ 77.022188][ T5359] rlock(sb_internal#2); [ 77.024133][ T5359] [ 77.024133][ T5359] *** DEADLOCK *** [ 77.024133][ T5359] [ 77.028104][ T5359] 4 locks held by syz.0.0/5359: [ 77.030394][ T5359] #0: ffff888043eca0e0 (&type->s_umount_key#50/1){+.+.}-{4:4}, at: alloc_super+0x204/0x970 [ 77.036515][ T5359] #1: ffff8880365c6428 (sb_writers#12){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 [ 77.040614][ T5359] #2: ffff888046993480 (&sb->s_type->i_mutex_key#22){+.+.}-{4:4}, at: ovl_workdir_create+0x6a8/0x8b0 [ 77.046280][ T5359] #3: ffff888046993120 (&oi->ip_alloc_sem){+.+.}-{4:4}, at: ocfs2_setattr+0x95a/0x1b40 [ 77.050578][ T5359] [ 77.050578][ T5359] stack backtrace: [ 77.053269][ T5359] CPU: 0 UID: 0 PID: 5359 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 77.053288][ T5359] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 77.053298][ T5359] Call Trace: [ 77.053306][ T5359] [ 77.053314][ T5359] dump_stack_lvl+0x189/0x250 [ 77.053333][ T5359] ? __pfx_dump_stack_lvl+0x10/0x10 [ 77.053345][ T5359] ? __pfx__printk+0x10/0x10 [ 77.053360][ T5359] ? print_lock_name+0xde/0x100 [ 77.053384][ T5359] print_circular_bug+0x2ee/0x310 [ 77.053400][ T5359] check_noncircular+0x134/0x160 [ 77.053412][ T5359] validate_chain+0xb9b/0x2140 [ 77.053423][ T5359] ? lockdep_unlock+0x89/0x120 [ 77.053442][ T5359] __lock_acquire+0xab9/0xd20 [ 77.053458][ T5359] ? ocfs2_setattr+0x969/0x1b40 [ 77.053471][ T5359] lock_acquire+0x120/0x360 [ 77.053487][ T5359] ? ocfs2_setattr+0x969/0x1b40 [ 77.053502][ T5359] ? do_raw_spin_unlock+0x4d/0x240 [ 77.053519][ T5359] ocfs2_start_trans+0x26b/0x6d0 [ 77.053530][ T5359] ? ocfs2_setattr+0x969/0x1b40 [ 77.053546][ T5359] ? __pfx_ocfs2_start_trans+0x10/0x10 [ 77.053556][ T5359] ? setattr_prepare+0x1e7/0xac0 [ 77.053580][ T5359] ocfs2_setattr+0x969/0x1b40 [ 77.053598][ T5359] ? __pfx_ocfs2_setattr+0x10/0x10 [ 77.053614][ T5359] ? ktime_get_coarse_real_ts64_mg+0x52/0x1e0 [ 77.053631][ T5359] ? seqcount_lockdep_reader_access+0x175/0x1c0 [ 77.053650][ T5359] ? ktime_get_coarse_real_ts64_mg+0x1be/0x1e0 [ 77.053668][ T5359] ? current_time+0x222/0x370 [ 77.053685][ T5359] ? evm_inode_setattr+0x1bd/0x7d0 [ 77.053696][ T5359] ? __pfx_current_time+0x10/0x10 [ 77.053712][ T5359] ? try_break_deleg+0x79/0x130 [ 77.053723][ T5359] ? __pfx_ocfs2_setattr+0x10/0x10 [ 77.053738][ T5359] notify_change+0xb36/0xe40 [ 77.053753][ T5359] ovl_workdir_create+0x722/0x8b0 [ 77.053769][ T5359] ? __pfx_ovl_workdir_create+0x10/0x10 [ 77.053787][ T5359] ? mnt_get_write_access+0x223/0x2a0 [ 77.053800][ T5359] ovl_get_workdir+0x32f/0x17c0 [ 77.053816][ T5359] ? __pfx_ovl_get_workdir+0x10/0x10 [ 77.053831][ T5359] ? __lock_acquire+0xab9/0xd20 [ 77.053849][ T5359] ? do_raw_spin_lock+0x121/0x290 [ 77.053865][ T5359] ? do_raw_spin_unlock+0x4d/0x240 [ 77.053879][ T5359] ? _raw_spin_unlock+0x28/0x50 [ 77.053895][ T5359] ? ovl_inuse_trylock+0xae/0xf0 [ 77.053909][ T5359] ovl_fill_super+0x1365/0x35b0 [ 77.053925][ T5359] ? rcu_is_watching+0x15/0xb0 [ 77.053940][ T5359] ? __pfx_ovl_fill_super+0x10/0x10 [ 77.053955][ T5359] ? __mutex_unlock_slowpath+0x1a1/0x740 [ 77.053973][ T5359] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 77.053991][ T5359] ? __raw_spin_lock_init+0x45/0x100 [ 77.054007][ T5359] ? sget_fc+0x962/0xa40 [ 77.054019][ T5359] ? __pfx_set_anon_super_fc+0x10/0x10 [ 77.054032][ T5359] ? __pfx_ovl_fill_super+0x10/0x10 [ 77.054045][ T5359] get_tree_nodev+0xb8/0x150 [ 77.054059][ T5359] vfs_get_tree+0x92/0x2b0 [ 77.054072][ T5359] do_new_mount+0x2a2/0x9e0 [ 77.054087][ T5359] ? ns_capable+0x8a/0xf0 [ 77.054098][ T5359] ? __pfx_do_new_mount+0x10/0x10 [ 77.054113][ T5359] ? path_mount+0x61c/0xfe0 [ 77.054125][ T5359] ? user_path_at+0x44/0x60 [ 77.054138][ T5359] __se_sys_mount+0x317/0x410 [ 77.054158][ T5359] ? __pfx___se_sys_mount+0x10/0x10 [ 77.054172][ T5359] ? rcu_is_watching+0x15/0xb0 [ 77.054189][ T5359] ? do_syscall_64+0xbe/0x3b0 [ 77.054206][ T5359] ? __x64_sys_mount+0x20/0xc0 [ 77.054221][ T5359] do_syscall_64+0xfa/0x3b0 [ 77.054237][ T5359] ? lockdep_hardirqs_on+0x9c/0x150 [ 77.054253][ T5359] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.054265][ T5359] ? clear_bhb_loop+0x60/0xb0 [ 77.054279][ T5359] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.054291][ T5359] RIP: 0033:0x7fe29f38ebe9 [ 77.054303][ T5359] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 01 48 [ 77.054315][ T5359] RSP: 002b:00007fe2a01ac038 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 77.054328][ T5359] RAX: ffffffffffffffda RBX: 00007fe29f5c5fa0 RCX: 00007fe29f38ebe9 [ 77.054336][ T5359] RDX: 0000200000000080 RSI: 00002000000000c0 RDI: 0000000000000000 [ 77.054345][ T5359] RBP: 00007fe29f411e19 R08: 0000200000000900 R09: 0000000000000000 [ 77.054353][ T5359] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 77.054361][ T5359] R13: 00007fe29f5c6038 R14: 00007fe29f5c5fa0 R15: 00007fff537ff3b8 [ 77.054376][ T5359] [ 77.285250][ T5359] overlayfs: upper fs does not support tmpfile. [ 77.299968][ T5359] overlayfs: upper fs does not support RENAME_WHITEOUT. [ 77.303439][ T5359] overlayfs: upper fs missing required features.