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VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVhB44FAAAAAIT5W0fRtwEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAC/AgAA//+Elx0W") syz_mount_image$ext4(&(0x7f0000000140)='ext4\x00', &(0x7f00000005c0)='./file1\x00', 0x1018e58, &(0x7f0000000000), 0x1, 0x625, &(0x7f0000000600)="$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") r0 = socket$nl_netfilter(0x10, 0x3, 0xc) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000180)='./file0\x00', &(0x7f0000000080)='ramfs\x00', 0x0, 0x0) mkdirat(0xffffffffffffff9c, &(0x7f0000000340)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount$overlay(0x0, &(0x7f00000000c0)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000900)={[{@upperdir={'upperdir', 0x3d, './file1'}}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}]}) r1 = open(&(0x7f0000000140)='./file0\x00', 0x0, 0x0) mknodat$loop(r1, &(0x7f0000001600)='./file1\x00', 0x0, 0x0) chdir(&(0x7f00000003c0)='./bus\x00') r2 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x0, 0x0) fremovexattr(r2, &(0x7f0000000000)=@known='system.posix_acl_access\x00') r3 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$IPSET_CMD_FLUSH(r3, &(0x7f00000002c0)={&(0x7f00000001c0), 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x2c, 0x4, 0x6, 0x6, 0x0, 0x0, {0x5, 0x0, 0x1}, [@IPSET_ATTR_SETNAME={0x9, 0x2, 'syz0\x00'}, @IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}]}, 0x2c}}, 0x10) sendmsg$NFT_BATCH(r0, &(0x7f000000c2c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000380)=ANY=[@ANYBLOB="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"], 0x80}}, 0x0) r4 = fspick(0xffffffffffffff9c, &(0x7f0000000000)='.\x00', 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000006c0)={0x6, 0xe, &(0x7f00000008c0)=ANY=[@ANYBLOB="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"/686], &(0x7f0000000040)='syzkaller\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @xdp, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x3a, 0x10, &(0x7f0000000340), 0xd58495bc, 0x0, 0xffffffffffffffff, 0xffffffffffffff5b, 0x0, 0x0, 0x10, 0x0, @void, @value}, 0x42) fsconfig$FSCONFIG_CMD_RECONFIGURE(r4, 0x7, 0x0, 0x0, 0x0) [ 71.681600][ T4538] Bluetooth: hci0: command tx timeout [ 72.204242][ T5117] loop0: detected capacity change from 0 to 32768 [ 72.221030][ T5117] ======================================================= [ 72.221030][ T5117] WARNING: The mand mount option has been deprecated and [ 72.221030][ T5117] and is ignored by this kernel. Remove the mand [ 72.221030][ T5117] option from the mount to silence this warning. [ 72.221030][ T5117] ======================================================= [ 72.303662][ T5117] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 72.410342][ T5117] [ 72.411288][ T5117] ====================================================== [ 72.413741][ T5117] WARNING: possible circular locking dependency detected [ 72.416204][ T5117] 6.11.0-rc7-syzkaller-00021-g7c6a3a65ace7 #0 Not tainted [ 72.418668][ T5117] ------------------------------------------------------ [ 72.421428][ T5117] syz.0.0/5117 is trying to acquire lock: [ 72.423532][ T5117] ffff88801232c610 (sb_internal#2){.+.+}-{0:0}, at: ocfs2_setattr+0xcb1/0x1f50 [ 72.426823][ T5117] [ 72.426823][ T5117] but task is already holding lock: [ 72.429406][ T5117] ffff888012f46a20 (&oi->ip_alloc_sem){+.+.}-{3:3}, at: ocfs2_setattr+0xc9f/0x1f50 [ 72.432679][ T5117] [ 72.432679][ T5117] which lock already depends on the new lock. [ 72.432679][ T5117] [ 72.436300][ T5117] [ 72.436300][ T5117] the existing dependency chain (in reverse order) is: [ 72.439708][ T5117] [ 72.439708][ T5117] -> #4 (&oi->ip_alloc_sem){+.+.}-{3:3}: [ 72.442792][ T5117] lock_acquire+0x1ed/0x550 [ 72.444879][ T5117] down_write+0x99/0x220 [ 72.446811][ T5117] ocfs2_try_remove_refcount_tree+0xb6/0x330 [ 72.449362][ T5117] ocfs2_xattr_set+0xa4f/0x1930 [ 72.451519][ T5117] ocfs2_set_acl+0x4cb/0x580 [ 72.453543][ T5117] ocfs2_iop_set_acl+0x24a/0x3c0 [ 72.455705][ T5117] vfs_remove_acl+0x4cb/0x770 [ 72.457783][ T5117] ovl_workdir_create+0x52f/0x980 [ 72.459956][ T5117] ovl_get_workdir+0x311/0x1920 [ 72.462002][ T5117] ovl_fill_super+0x12a8/0x3560 [ 72.464129][ T5117] get_tree_nodev+0xb7/0x140 [ 72.466162][ T5117] vfs_get_tree+0x90/0x2b0 [ 72.468155][ T5117] do_new_mount+0x2be/0xb40 [ 72.470106][ T5117] __se_sys_mount+0x2d6/0x3c0 [ 72.472181][ T5117] do_syscall_64+0xf3/0x230 [ 72.474220][ T5117] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 72.476659][ T5117] [ 72.476659][ T5117] -> #3 (&oi->ip_xattr_sem){++++}-{3:3}: [ 72.479768][ T5117] lock_acquire+0x1ed/0x550 [ 72.481702][ T5117] down_read+0xb1/0xa40 [ 72.483627][ T5117] ocfs2_init_acl+0x397/0x930 [ 72.485704][ T5117] ocfs2_mknod+0x1c05/0x2b40 [ 72.487771][ T5117] ocfs2_mkdir+0x1ab/0x480 [ 72.489737][ T5117] vfs_mkdir+0x2f9/0x4f0 [ 72.491659][ T5117] do_mkdirat+0x264/0x3a0 [ 72.493593][ T5117] __x64_sys_mkdir+0x6c/0x80 [ 72.495633][ T5117] do_syscall_64+0xf3/0x230 [ 72.497618][ T5117] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 72.500131][ T5117] [ 72.500131][ T5117] -> #2 (jbd2_handle){++++}-{0:0}: [ 72.503021][ T5117] lock_acquire+0x1ed/0x550 [ 72.505031][ T5117] start_this_handle+0x1eb4/0x2110 [ 72.507269][ T5117] jbd2__journal_start+0x2da/0x5d0 [ 72.509484][ T5117] jbd2_journal_start+0x29/0x40 [ 72.511610][ T5117] ocfs2_start_trans+0x3c9/0x700 [ 72.513752][ T5117] ocfs2_mknod+0x150c/0x2b40 [ 72.515790][ T5117] ocfs2_mkdir+0x1ab/0x480 [ 72.517733][ T5117] vfs_mkdir+0x2f9/0x4f0 [ 72.519638][ T5117] do_mkdirat+0x264/0x3a0 [ 72.521655][ T5117] __x64_sys_mkdir+0x6c/0x80 [ 72.523698][ T5117] do_syscall_64+0xf3/0x230 [ 72.525691][ T5117] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 72.528224][ T5117] [ 72.528224][ T5117] -> #1 (&journal->j_trans_barrier){.+.+}-{3:3}: [ 72.531569][ T5117] lock_acquire+0x1ed/0x550 [ 72.533566][ T5117] down_read+0xb1/0xa40 [ 72.535439][ T5117] ocfs2_start_trans+0x3be/0x700 [ 72.537560][ T5117] ocfs2_mknod+0x150c/0x2b40 [ 72.539554][ T5117] ocfs2_mkdir+0x1ab/0x480 [ 72.541498][ T5117] vfs_mkdir+0x2f9/0x4f0 [ 72.543415][ T5117] do_mkdirat+0x264/0x3a0 [ 72.545366][ T5117] __x64_sys_mkdir+0x6c/0x80 [ 72.547409][ T5117] do_syscall_64+0xf3/0x230 [ 72.549375][ T5117] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 72.551917][ T5117] [ 72.551917][ T5117] -> #0 (sb_internal#2){.+.+}-{0:0}: [ 72.554871][ T5117] validate_chain+0x18e0/0x5900 [ 72.557024][ T5117] __lock_acquire+0x137a/0x2040 [ 72.559115][ T5117] lock_acquire+0x1ed/0x550 [ 72.561108][ T5117] ocfs2_start_trans+0x2b9/0x700 [ 72.563267][ T5117] ocfs2_setattr+0xcb1/0x1f50 [ 72.565334][ T5117] notify_change+0xbca/0xe90 [ 72.567400][ T5117] ovl_workdir_create+0x782/0x980 [ 72.569566][ T5117] ovl_get_workdir+0x311/0x1920 [ 72.571667][ T5117] ovl_fill_super+0x12a8/0x3560 [ 72.573725][ T5117] get_tree_nodev+0xb7/0x140 [ 72.575704][ T5117] vfs_get_tree+0x90/0x2b0 [ 72.577645][ T5117] do_new_mount+0x2be/0xb40 [ 72.579652][ T5117] __se_sys_mount+0x2d6/0x3c0 [ 72.581634][ T5117] do_syscall_64+0xf3/0x230 [ 72.583724][ T5117] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 72.586350][ T5117] [ 72.586350][ T5117] other info that might help us debug this: [ 72.586350][ T5117] [ 72.590244][ T5117] Chain exists of: [ 72.590244][ T5117] sb_internal#2 --> &oi->ip_xattr_sem --> &oi->ip_alloc_sem [ 72.590244][ T5117] [ 72.595258][ T5117] Possible unsafe locking scenario: [ 72.595258][ T5117] [ 72.598157][ T5117] CPU0 CPU1 [ 72.600246][ T5117] ---- ---- [ 72.602289][ T5117] lock(&oi->ip_alloc_sem); [ 72.604081][ T5117] lock(&oi->ip_xattr_sem); [ 72.606823][ T5117] lock(&oi->ip_alloc_sem); [ 72.609578][ T5117] rlock(sb_internal#2); [ 72.611317][ T5117] [ 72.611317][ T5117] *** DEADLOCK *** [ 72.611317][ T5117] [ 72.614477][ T5117] 5 locks held by syz.0.0/5117: [ 72.616422][ T5117] #0: ffff88800034e0e0 (&type->s_umount_key#48/1){+.+.}-{3:3}, at: alloc_super+0x221/0x9d0 [ 72.620273][ T5117] #1: ffff88801232c420 (sb_writers#10){.+.+}-{0:0}, at: mnt_want_write+0x3f/0x90 [ 72.623760][ T5117] #2: ffff888012f45f40 (&sb->s_type->i_mutex_key#19/1){+.+.}-{3:3}, at: ovl_workdir_create+0x160/0x980 [ 72.628056][ T5117] #3: ffff888012f46d80 (&sb->s_type->i_mutex_key#19){+.+.}-{3:3}, at: ovl_workdir_create+0x6e3/0x980 [ 72.632285][ T5117] #4: ffff888012f46a20 (&oi->ip_alloc_sem){+.+.}-{3:3}, at: ocfs2_setattr+0xc9f/0x1f50 [ 72.636092][ T5117] [ 72.636092][ T5117] stack backtrace: [ 72.638383][ T5117] CPU: 0 UID: 0 PID: 5117 Comm: syz.0.0 Not tainted 6.11.0-rc7-syzkaller-00021-g7c6a3a65ace7 #0 [ 72.642452][ T5117] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 72.646605][ T5117] Call Trace: [ 72.647943][ T5117] [ 72.649113][ T5117] dump_stack_lvl+0x241/0x360 [ 72.650959][ T5117] ? __pfx_dump_stack_lvl+0x10/0x10 [ 72.652991][ T5117] ? print_circular_bug+0x130/0x1a0 [ 72.655049][ T5117] check_noncircular+0x36a/0x4a0 [ 72.657001][ T5117] ? __pfx_check_noncircular+0x10/0x10 [ 72.659132][ T5117] ? lockdep_lock+0x123/0x2b0 [ 72.660957][ T5117] ? add_lock_to_list+0x1de/0x2e0 [ 72.662964][ T5117] validate_chain+0x18e0/0x5900 [ 72.664892][ T5117] ? __pfx_validate_chain+0x10/0x10 [ 72.666950][ T5117] ? __pfx_validate_chain+0x10/0x10 [ 72.668986][ T5117] ? mark_lock+0x9a/0x350 [ 72.670670][ T5117] __lock_acquire+0x137a/0x2040 [ 72.672492][ T5117] lock_acquire+0x1ed/0x550 [ 72.674247][ T5117] ? ocfs2_setattr+0xcb1/0x1f50 [ 72.676162][ T5117] ? __pfx_lock_acquire+0x10/0x10 [ 72.678134][ T5117] ? __pfx_lock_release+0x10/0x10 [ 72.680067][ T5117] ? __pfx___might_resched+0x10/0x10 [ 72.682066][ T5117] ? do_raw_spin_unlock+0x58/0x8b0 [ 72.684046][ T5117] ? _raw_spin_unlock+0x28/0x50 [ 72.685901][ T5117] ocfs2_start_trans+0x2b9/0x700 [ 72.687812][ T5117] ? ocfs2_setattr+0xcb1/0x1f50 [ 72.689746][ T5117] ? __pfx_ocfs2_start_trans+0x10/0x10 [ 72.691928][ T5117] ocfs2_setattr+0xcb1/0x1f50 [ 72.693793][ T5117] ? lockdep_hardirqs_on_prepare+0x43d/0x780 [ 72.696138][ T5117] ? __pfx_ocfs2_setattr+0x10/0x10 [ 72.698221][ T5117] ? seqcount_lockdep_reader_access+0x1d7/0x220 [ 72.700705][ T5117] ? ktime_get_coarse_real_ts64+0x10b/0x120 [ 72.703053][ T5117] ? current_time+0x1be/0x2b0 [ 72.704876][ T5117] ? evm_inode_setattr+0x1b9/0x7d0 [ 72.706874][ T5117] ? security_inode_setattr+0xd7/0x120 [ 72.709044][ T5117] ? __pfx_ocfs2_setattr+0x10/0x10 [ 72.711007][ T5117] notify_change+0xbca/0xe90 [ 72.712817][ T5117] ovl_workdir_create+0x782/0x980 [ 72.714851][ T5117] ? __pfx_ovl_workdir_create+0x10/0x10 [ 72.716923][ T5117] ? rcu_read_lock_any_held+0xb7/0x160 [ 72.718839][ T5117] ? mnt_get_write_access+0x226/0x2b0 [ 72.720865][ T5117] ovl_get_workdir+0x311/0x1920 [ 72.722871][ T5117] ? __pfx_ovl_get_workdir+0x10/0x10 [ 72.724995][ T5117] ? ovl_inuse_trylock+0xbc/0xd0 [ 72.726960][ T5117] ? do_raw_spin_lock+0x14f/0x370 [ 72.728990][ T5117] ? __pfx_lock_release+0x10/0x10 [ 72.731046][ T5117] ? do_raw_spin_unlock+0x58/0x8b0 [ 72.733017][ T5117] ? _raw_spin_unlock+0x28/0x50 [ 72.734882][ T5117] ? ovl_inuse_trylock+0xbc/0xd0 [ 72.736836][ T5117] ovl_fill_super+0x12a8/0x3560 [ 72.738794][ T5117] ? __pfx___might_resched+0x10/0x10 [ 72.740924][ T5117] ? shrinker_register+0x118/0x230 [ 72.743015][ T5117] ? __pfx_lock_release+0x10/0x10 [ 72.744976][ T5117] ? __pfx_ovl_fill_super+0x10/0x10 [ 72.746875][ T5117] ? __pfx_lockdep_init_map_type+0x10/0x10 [ 72.749125][ T5117] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 72.751388][ T5117] ? sget_fc+0x909/0x9c0 [ 72.752975][ T5117] ? __pfx_set_anon_super_fc+0x10/0x10 [ 72.755018][ T5117] ? __pfx_ovl_fill_super+0x10/0x10 [ 72.756980][ T5117] get_tree_nodev+0xb7/0x140 [ 72.758818][ T5117] vfs_get_tree+0x90/0x2b0 [ 72.760527][ T5117] do_new_mount+0x2be/0xb40 [ 72.762273][ T5117] ? __pfx_do_new_mount+0x10/0x10 [ 72.764309][ T5117] __se_sys_mount+0x2d6/0x3c0 [ 72.766135][ T5117] ? __pfx___se_sys_mount+0x10/0x10 [ 72.768176][ T5117] ? do_syscall_64+0x100/0x230 [ 72.770100][ T5117] ? __x64_sys_mount+0x20/0xc0 [ 72.772025][ T5117] do_syscall_64+0xf3/0x230 [ 72.773870][ T5117] ? clear_bhb_loop+0x35/0x90 [ 72.775765][ T5117] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 72.778371][ T5117] RIP: 0033:0x7fb62b37def9 [ 72.780217][ T5117] 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 [ 72.788059][ T5117] RSP: 002b:00007fb62c0a7038 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 72.791236][ T5117] RAX: ffffffffffffffda RBX: 00007fb62b535f80 RCX: 00007fb62b37def9 [ 72.794294][ T5117] RDX: 0000000020000080 RSI: 00000000200000c0 RDI: 0000000000000000 [ 72.797278][ T5117] RBP: 00007fb62b3f0b76 R08: 0000000020000900 R09: 0000000000000000 [ 72.800268][ T5117] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 72.803258][ T5117] R13: 0000000000000000 R14: 00007fb62b535f80 R15: 00007fff806d2368 [ 72.806256][ T5117] [ 72.844881][ T5117] overlayfs: upper fs does not support tmpfile. [ 72.847875][ T5117] overlayfs: upper fs does not support RENAME_WHITEOUT. [ 72.857666][ T5117] overlayfs: upper fs missing required features.