program: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x3, 0x0) syz_mount_image$ocfs2(&(0x7f0000004480), &(0x7f00000044c0)='./file1\x00', 0x1808001, &(0x7f0000000000)={[{@coherency_full}, {@coherency_buffered}, {@heartbeat_none}, {@resv_level={'resv_level', 0x3d, 0x7}}, {@err_cont}, {@data_writeback}, {@journal_async_commit}, {@commit}]}, 0x6, 0x4470, &(0x7f0000008c00)="$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AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAADwz7hM69wPcWRUV2bsZ9u8/91zbN99ls3XZTkAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA3O3AgAwAAACDM3zqP9gMAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAMBBAQAA//8mjs2N") mount(0x0, &(0x7f0000000240)='.\x00', 0x0, 0x2200020, &(0x7f0000000000)) r2 = socket$inet6_sctp(0xa, 0x1, 0x84) bind$inet6(r2, &(0x7f0000000000)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) sendto$inet6(r2, &(0x7f0000000180)="1a", 0x1, 0x0, &(0x7f0000000200)={0xa, 0x4e23, 0x0, @loopback}, 0x1c) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r1, 0x84, 0x17, &(0x7f00000001c0)={0x0, 0x8ad, 0x1d, "48115447db1d5d1d25879e31e92188453b13aa7d76ace8e0aff7509807"}, 0x25) getsockopt$inet_sctp6_SCTP_PR_SUPPORTED(r2, 0x84, 0x71, &(0x7f00000004c0)={0x0, 0x5}, &(0x7f0000000500)=0x8) sendmsg$nl_route_sched(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) getsockname$packet(r1, &(0x7f0000000080)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000100)=0x14) mkdir(&(0x7f0000000040)='./file0\x00', 0x0) mkdir(&(0x7f00000002c0)='./bus\x00', 0x142) mkdir(&(0x7f0000000440)='./file1\x00', 0x19) mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000540)={[{@workdir={'workdir', 0x3d, './bus'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@upperdir={'upperdir', 0x3d, './file1'}}, {@workdir={'workdir', 0x3d, './bus'}}]}) sendmsg$nl_route_sched(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000140)=@newqdisc={0x30, 0x24, 0xf1d, 0x0, 0x0, {0x0, 0x0, 0x0, r3, {}, {0xfff1, 0xffff}}, [@qdisc_kind_options=@q_clsact={0xb}]}, 0x30}}, 0x0) r4 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPCTNL_MSG_TIMEOUT_NEW(r4, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x34, 0x0, 0x8, 0x801, 0x0, 0x0, {0x5, 0x0, 0x1}, [@CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x11}, @CTA_TIMEOUT_L3PROTO={0x6, 0x2, 0x1, 0x0, 0x22f0}, @CTA_TIMEOUT_DATA={0x4, 0x4, 0x0, 0x1, @gre}, @CTA_TIMEOUT_NAME={0x9, 0x1, 'syz0\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0x880}, 0x40000) sendmsg$IPCTNL_MSG_TIMEOUT_NEW(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000240)={0x34, 0x0, 0x8, 0x101, 0x0, 0x0, {0x0, 0x0, 0x5}, [@CTA_TIMEOUT_L4PROTO={0x5, 0x3, 0x11}, @CTA_TIMEOUT_DATA={0x4, 0x4, 0x0, 0x1, @sctp}, @CTA_TIMEOUT_L3PROTO={0x6, 0x2, 0x1, 0x0, 0xf7}, @CTA_TIMEOUT_NAME={0x9, 0x1, 'syz0\x00'}]}, 0x34}, 0x1, 0x0, 0x0, 0x4000001}, 0x20000800) r5 = socket$nl_route(0x10, 0x3, 0x0) r6 = socket(0x10, 0x803, 0x4) syz_genetlink_get_family_id$nl80211(&(0x7f0000000380), r6) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route_sched(r5, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000001100)=@delchain={0x3c, 0x2c, 0xf31, 0x0, 0x0, {0x0, 0x0, 0x0, r7, {}, {0xfff2, 0xffff}, {0xfff3}}, [@filter_kind_options=@f_flower={{0xb}, {0xc, 0x2, [@TCA_FLOWER_FLAGS={0x8, 0x16, 0x2}]}}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4008844}, 0x4010) [ 76.320220][ T5334] Bluetooth: hci0: command tx timeout [ 76.562763][ T1316] ieee802154 phy0 wpan0: encryption failed: -22 [ 76.565665][ T1316] ieee802154 phy1 wpan1: encryption failed: -22 [ 76.575383][ T5356] loop0: detected capacity change from 0 to 32768 [ 76.612457][ T5356] JBD2: Ignoring recovery information on journal [ 76.673370][ T5356] ocfs2: Mounting device (7,0) on (node local, slot 0) with writeback data mode. [ 76.697168][ T5356] Zero length message leads to an empty skb [ 76.714134][ T5356] [ 76.715200][ T5356] ====================================================== [ 76.718174][ T5356] WARNING: possible circular locking dependency detected [ 76.721141][ T5356] syzkaller #0 Not tainted [ 76.723109][ T5356] ------------------------------------------------------ [ 76.726594][ T5356] syz.0.0/5356 is trying to acquire lock: [ 76.729169][ T5356] ffff88803f27c618 (sb_internal#2){.+.+}-{0:0}, at: ocfs2_setattr+0x969/0x1b40 [ 76.733024][ T5356] [ 76.733024][ T5356] but task is already holding lock: [ 76.736137][ T5356] ffff888043abea20 (&oi->ip_alloc_sem){+.+.}-{4:4}, at: ocfs2_setattr+0x95a/0x1b40 [ 76.740057][ T5356] [ 76.740057][ T5356] which lock already depends on the new lock. [ 76.740057][ T5356] [ 76.744447][ T5356] [ 76.744447][ T5356] the existing dependency chain (in reverse order) is: [ 76.748261][ T5356] [ 76.748261][ T5356] -> #4 (&oi->ip_alloc_sem){+.+.}-{4:4}: [ 76.751539][ T5356] lock_acquire+0x120/0x360 [ 76.754193][ T5356] down_write+0x96/0x1f0 [ 76.756249][ T5356] ocfs2_try_remove_refcount_tree+0xb6/0x320 [ 76.758977][ T5356] ocfs2_xattr_set+0x595/0x11f0 [ 76.761828][ T5356] ocfs2_set_acl+0x701/0x7b0 [ 76.763969][ T5356] ocfs2_iop_set_acl+0x1aa/0x2a0 [ 76.766343][ T5356] vfs_remove_acl+0x48c/0x700 [ 76.769010][ T5356] ovl_workdir_create+0x594/0x8b0 [ 76.772018][ T5356] ovl_get_workdir+0x32f/0x17c0 [ 76.774674][ T5356] ovl_fill_super+0x1365/0x35b0 [ 76.777036][ T5356] get_tree_nodev+0xb8/0x150 [ 76.779193][ T5356] vfs_get_tree+0x92/0x2b0 [ 76.781339][ T5356] do_new_mount+0x2a2/0x9e0 [ 76.783513][ T5356] __se_sys_mount+0x317/0x410 [ 76.785606][ T5356] do_syscall_64+0xfa/0x3b0 [ 76.787649][ T5356] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.790519][ T5356] [ 76.790519][ T5356] -> #3 (&oi->ip_xattr_sem){++++}-{4:4}: [ 76.793935][ T5356] lock_acquire+0x120/0x360 [ 76.796104][ T5356] down_read+0x46/0x2e0 [ 76.798104][ T5356] ocfs2_init_acl+0x2f9/0x720 [ 76.800330][ T5356] ocfs2_mknod+0x1321/0x2050 [ 76.802893][ T5356] ocfs2_mkdir+0x191/0x440 [ 76.805058][ T5356] vfs_mkdir+0x303/0x510 [ 76.807069][ T5356] do_mkdirat+0x247/0x590 [ 76.809096][ T5356] __x64_sys_mkdir+0x6c/0x80 [ 76.811290][ T5356] do_syscall_64+0xfa/0x3b0 [ 76.813415][ T5356] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.816030][ T5356] [ 76.816030][ T5356] -> #2 (jbd2_handle){++++}-{0:0}: [ 76.819052][ T5356] lock_acquire+0x120/0x360 [ 76.821226][ T5356] start_this_handle+0x1fa7/0x21c0 [ 76.823661][ T5356] jbd2__journal_start+0x2c1/0x5b0 [ 76.826068][ T5356] jbd2_journal_start+0x2a/0x40 [ 76.828435][ T5356] ocfs2_start_trans+0x376/0x6d0 [ 76.830792][ T5356] ocfs2_mknod+0xe93/0x2050 [ 76.833106][ T5356] ocfs2_mkdir+0x191/0x440 [ 76.835691][ T5356] vfs_mkdir+0x303/0x510 [ 76.837758][ T5356] do_mkdirat+0x247/0x590 [ 76.839863][ T5356] __x64_sys_mkdir+0x6c/0x80 [ 76.842117][ T5356] do_syscall_64+0xfa/0x3b0 [ 76.844298][ T5356] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.847078][ T5356] [ 76.847078][ T5356] -> #1 (&journal->j_trans_barrier){.+.+}-{4:4}: [ 76.851116][ T5356] lock_acquire+0x120/0x360 [ 76.853518][ T5356] down_read+0x46/0x2e0 [ 76.855516][ T5356] ocfs2_start_trans+0x36a/0x6d0 [ 76.857841][ T5356] ocfs2_mknod+0xe93/0x2050 [ 76.859976][ T5356] ocfs2_mkdir+0x191/0x440 [ 76.862140][ T5356] vfs_mkdir+0x303/0x510 [ 76.864185][ T5356] do_mkdirat+0x247/0x590 [ 76.866692][ T5356] __x64_sys_mkdir+0x6c/0x80 [ 76.869116][ T5356] do_syscall_64+0xfa/0x3b0 [ 76.871286][ T5356] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.874032][ T5356] [ 76.874032][ T5356] -> #0 (sb_internal#2){.+.+}-{0:0}: [ 76.877158][ T5356] validate_chain+0xb9b/0x2140 [ 76.879408][ T5356] __lock_acquire+0xab9/0xd20 [ 76.881962][ T5356] lock_acquire+0x120/0x360 [ 76.884433][ T5356] ocfs2_start_trans+0x26b/0x6d0 [ 76.886752][ T5356] ocfs2_setattr+0x969/0x1b40 [ 76.888905][ T5356] notify_change+0xb36/0xe40 [ 76.891004][ T5356] ovl_workdir_create+0x722/0x8b0 [ 76.893342][ T5356] ovl_get_workdir+0x32f/0x17c0 [ 76.895647][ T5356] ovl_fill_super+0x1365/0x35b0 [ 76.897972][ T5356] get_tree_nodev+0xb8/0x150 [ 76.900330][ T5356] vfs_get_tree+0x92/0x2b0 [ 76.902576][ T5356] do_new_mount+0x2a2/0x9e0 [ 76.904636][ T5356] __se_sys_mount+0x317/0x410 [ 76.906789][ T5356] do_syscall_64+0xfa/0x3b0 [ 76.908941][ T5356] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.911563][ T5356] [ 76.911563][ T5356] other info that might help us debug this: [ 76.911563][ T5356] [ 76.915655][ T5356] Chain exists of: [ 76.915655][ T5356] sb_internal#2 --> &oi->ip_xattr_sem --> &oi->ip_alloc_sem [ 76.915655][ T5356] [ 76.921033][ T5356] Possible unsafe locking scenario: [ 76.921033][ T5356] [ 76.924025][ T5356] CPU0 CPU1 [ 76.926382][ T5356] ---- ---- [ 76.929014][ T5356] lock(&oi->ip_alloc_sem); [ 76.931476][ T5356] lock(&oi->ip_xattr_sem); [ 76.934467][ T5356] lock(&oi->ip_alloc_sem); [ 76.937451][ T5356] rlock(sb_internal#2); [ 76.939291][ T5356] [ 76.939291][ T5356] *** DEADLOCK *** [ 76.939291][ T5356] [ 76.942669][ T5356] 4 locks held by syz.0.0/5356: [ 76.944728][ T5356] #0: ffff8880313740e0 (&type->s_umount_key#50/1){+.+.}-{4:4}, at: alloc_super+0x204/0x970 [ 76.949030][ T5356] #1: ffff88803f27c428 (sb_writers#12){.+.+}-{0:0}, at: mnt_want_write+0x41/0x90 [ 76.952849][ T5356] #2: ffff888043abed80 (&sb->s_type->i_mutex_key#22){+.+.}-{4:4}, at: ovl_workdir_create+0x6a8/0x8b0 [ 76.957407][ T5356] #3: ffff888043abea20 (&oi->ip_alloc_sem){+.+.}-{4:4}, at: ocfs2_setattr+0x95a/0x1b40 [ 76.961551][ T5356] [ 76.961551][ T5356] stack backtrace: [ 76.964048][ T5356] CPU: 0 UID: 0 PID: 5356 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 76.964064][ T5356] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 76.964072][ T5356] Call Trace: [ 76.964080][ T5356] [ 76.964086][ T5356] dump_stack_lvl+0x189/0x250 [ 76.964106][ T5356] ? __pfx_dump_stack_lvl+0x10/0x10 [ 76.964120][ T5356] ? __pfx__printk+0x10/0x10 [ 76.964136][ T5356] ? print_lock_name+0xde/0x100 [ 76.964150][ T5356] print_circular_bug+0x2ee/0x310 [ 76.964165][ T5356] check_noncircular+0x134/0x160 [ 76.964178][ T5356] validate_chain+0xb9b/0x2140 [ 76.964189][ T5356] ? lockdep_unlock+0x89/0x120 [ 76.964209][ T5356] __lock_acquire+0xab9/0xd20 [ 76.964225][ T5356] ? ocfs2_setattr+0x969/0x1b40 [ 76.964238][ T5356] lock_acquire+0x120/0x360 [ 76.964253][ T5356] ? ocfs2_setattr+0x969/0x1b40 [ 76.964269][ T5356] ? do_raw_spin_unlock+0x4d/0x240 [ 76.964282][ T5356] ocfs2_start_trans+0x26b/0x6d0 [ 76.964292][ T5356] ? ocfs2_setattr+0x969/0x1b40 [ 76.964306][ T5356] ? __pfx_ocfs2_start_trans+0x10/0x10 [ 76.964315][ T5356] ? setattr_prepare+0x1e7/0xac0 [ 76.964329][ T5356] ocfs2_setattr+0x969/0x1b40 [ 76.964345][ T5356] ? __pfx_ocfs2_setattr+0x10/0x10 [ 76.964359][ T5356] ? ktime_get_coarse_real_ts64_mg+0x52/0x1e0 [ 76.964374][ T5356] ? seqcount_lockdep_reader_access+0x175/0x1c0 [ 76.964390][ T5356] ? ktime_get_coarse_real_ts64_mg+0x1be/0x1e0 [ 76.964405][ T5356] ? current_time+0x222/0x370 [ 76.964417][ T5356] ? evm_inode_setattr+0x1bd/0x7d0 [ 76.964425][ T5356] ? __pfx_current_time+0x10/0x10 [ 76.964435][ T5356] ? try_break_deleg+0x79/0x130 [ 76.964442][ T5356] ? __pfx_ocfs2_setattr+0x10/0x10 [ 76.964450][ T5356] notify_change+0xb36/0xe40 [ 76.964462][ T5356] ovl_workdir_create+0x722/0x8b0 [ 76.964477][ T5356] ? __pfx_ovl_workdir_create+0x10/0x10 [ 76.964493][ T5356] ? mnt_get_write_access+0x223/0x2a0 [ 76.964505][ T5356] ovl_get_workdir+0x32f/0x17c0 [ 76.964526][ T5356] ? __pfx_ovl_get_workdir+0x10/0x10 [ 76.964540][ T5356] ? __lock_acquire+0xab9/0xd20 [ 76.964557][ T5356] ? do_raw_spin_lock+0x121/0x290 [ 76.964572][ T5356] ? do_raw_spin_unlock+0x4d/0x240 [ 76.964584][ T5356] ? _raw_spin_unlock+0x28/0x50 [ 76.964597][ T5356] ? ovl_inuse_trylock+0xae/0xf0 [ 76.964610][ T5356] ovl_fill_super+0x1365/0x35b0 [ 76.964625][ T5356] ? rcu_is_watching+0x15/0xb0 [ 76.964639][ T5356] ? __pfx_ovl_fill_super+0x10/0x10 [ 76.964651][ T5356] ? __mutex_unlock_slowpath+0x1a1/0x740 [ 76.964669][ T5356] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 76.964687][ T5356] ? __raw_spin_lock_init+0x45/0x100 [ 76.964702][ T5356] ? sget_fc+0x962/0xa40 [ 76.964709][ T5356] ? __pfx_set_anon_super_fc+0x10/0x10 [ 76.964716][ T5356] ? __pfx_ovl_fill_super+0x10/0x10 [ 76.964724][ T5356] get_tree_nodev+0xb8/0x150 [ 76.964732][ T5356] vfs_get_tree+0x92/0x2b0 [ 76.964744][ T5356] do_new_mount+0x2a2/0x9e0 [ 76.964758][ T5356] ? ns_capable+0x8a/0xf0 [ 76.964767][ T5356] ? __pfx_do_new_mount+0x10/0x10 [ 76.964780][ T5356] ? path_mount+0x61c/0xfe0 [ 76.964793][ T5356] ? user_path_at+0x44/0x60 [ 76.964805][ T5356] __se_sys_mount+0x317/0x410 [ 76.964849][ T5356] ? __pfx___se_sys_mount+0x10/0x10 [ 76.964866][ T5356] ? rcu_is_watching+0x15/0xb0 [ 76.964878][ T5356] ? do_syscall_64+0xbe/0x3b0 [ 76.964894][ T5356] ? __x64_sys_mount+0x20/0xc0 [ 76.964908][ T5356] do_syscall_64+0xfa/0x3b0 [ 76.964923][ T5356] ? lockdep_hardirqs_on+0x9c/0x150 [ 76.964938][ T5356] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.964949][ T5356] ? clear_bhb_loop+0x60/0xb0 [ 76.964961][ T5356] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.964971][ T5356] RIP: 0033:0x7f11ab58ebe9 [ 76.964983][ T5356] 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 [ 76.964992][ T5356] RSP: 002b:00007f11ac3e9038 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 76.965005][ T5356] RAX: ffffffffffffffda RBX: 00007f11ab7c5fa0 RCX: 00007f11ab58ebe9 [ 76.965013][ T5356] RDX: 0000200000000080 RSI: 00002000000000c0 RDI: 0000000000000000 [ 76.965021][ T5356] RBP: 00007f11ab611e19 R08: 0000200000000540 R09: 0000000000000000 [ 76.965028][ T5356] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 76.965034][ T5356] R13: 00007f11ab7c6038 R14: 00007f11ab7c5fa0 R15: 00007ffdd49c5158 [ 76.965045][ T5356] [ 77.164608][ T5356] overlayfs: upper fs does not support tmpfile. [ 77.168737][ T5356] overlayfs: upper fs does not support RENAME_WHITEOUT. [ 77.172276][ T5356] OCFS2: ERROR (device loop0): int ocfs2_claim_suballoc_bits(struct ocfs2_alloc_context *, handle_t *, u32, u32, struct ocfs2_suballoc_result *): Chain allocator dinode 23 has 4294967295 used bits but only 16777215 total [ 77.182528][ T5356] On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted. [ 77.187046][ T5356] OCFS2: Returning error to the calling process. [ 77.190409][ T5356] (syz.0.0,5356,0):ocfs2_claim_suballoc_bits:2063 ERROR: status = -5 [ 77.193922][ T5356] (syz.0.0,5356,0):__ocfs2_claim_clusters:2438 ERROR: status = -5 [ 77.196952][ T5356] (syz.0.0,5356,0):__ocfs2_claim_clusters:2446 ERROR: status = -5 [ 77.201041][ T5356] (syz.0.0,5356,0):ocfs2_block_group_alloc_contig:437 ERROR: status = -5 [ 77.205113][ T5356] (syz.0.0,5356,0):ocfs2_block_group_alloc:711 ERROR: status = -5 [ 77.208618][ T5356] (syz.0.0,5356,0):ocfs2_block_group_alloc:764 ERROR: status = -5 [ 77.212374][ T5356] (syz.0.0,5356,0):ocfs2_reserve_suballoc_bits:839 ERROR: status = -5 [ 77.215859][ T5356] (syz.0.0,5356,0):ocfs2_reserve_suballoc_bits:856 ERROR: status = -5 [ 77.219645][ T5356] (syz.0.0,5356,0):ocfs2_reserve_new_metadata_blocks:996 ERROR: status = -5 [ 77.223553][ T5356] (syz.0.0,5356,0):ocfs2_reserve_new_metadata_blocks:1019 ERROR: status = -5 [ 77.227254][ T5356] (syz.0.0,5356,0):ocfs2_init_xattr_set_ctxt:3280 ERROR: status = -5 [ 77.231228][ T5356] (syz.0.0,5356,0):ocfs2_xattr_set:3637 ERROR: status = -5 [ 77.234287][ T5356] overlayfs: failed to set xattr on upper [ 77.236706][ T5356] overlayfs: ...falling back to redirect_dir=nofollow. [ 77.239988][ T5356] overlayfs: ...falling back to index=off. [ 77.242607][ T5356] overlayfs: ...falling back to uuid=null. [ 77.245644][ T5356] overlayfs: upper fs missing required features.