'./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1874.160438] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1874.174613] overlayfs: './file0' not a directory [ 1874.190913] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1874.220297] overlayfs: unrecognized mount option "loweyxlԥ" or missing value [ 1874.235365] overlayfs: unrecognized mount option "+|INdɀyfE5fd [ 1874.235365] ꍋ|&gް4=ཾS:9lsJu" or missing value [ 1874.281817] 9pnet: Could not find request transport: xen 20:34:57 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000b00)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB='\x00\x00\x00\x00', @ANYBLOB="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", @ANYBLOB="020003eb", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x0, &(0x7f0000000540)='fsmagic') chdir(&(0x7f0000000500)='./bus/file0\x00') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) mount(&(0x7f0000000680)=@filename='./file1\x00', &(0x7f0000000780)='./bus/file0\x00', &(0x7f00000008c0)='ncpfs\x00', 0xb8a000, 0x0) connect$unix(r0, &(0x7f0000000800)=@abs={0x0, 0x0, 0x4e24}, 0x6e) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:34:57 executing program 4: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) lsetxattr$security_capability(&(0x7f0000000640)='./bus/file0\x00', &(0x7f0000000680), &(0x7f0000000780)=@v2={0x2000000, [{0x4, 0x3ff}, {0x5, 0xa9}]}, 0x14, 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r1 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) lsetxattr(&(0x7f00000002c0)='./file0\x00', &(0x7f00000003c0)=@random={'trusted.', 'overlay\x00'}, &(0x7f0000000500)='9p\x00', 0x3, 0x1) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) mount$9p_xen(0x0, &(0x7f00000005c0)='./bus/file0\x00', &(0x7f0000000580), 0x8, &(0x7f00000004c0)=ANY=[@ANYRESOCT=r1, @ANYBLOB, @ANYRES32=r0, @ANYRES16=r0, @ANYRESHEX=r2]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1874.397146] 9pnet: Could not find request transport: xen [ 1874.398522] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1874.430193] overlayfs: unrecognized mount option "upp}rdir=./bus" or missing value 20:34:57 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f00000002c0)='./bus\x00', 0x100) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upp}rdir=./bus,worir=./`N\x00file0\x00\x00\x00\x00\x00\x00\x00']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:34:57 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mknodat$null(r0, &(0x7f0000000680)='./file1\x00', 0x8000, 0x103) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1874.446620] 9pnet: Could not find request transport: xen 20:34:57 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000800)='./bus/file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') mount$9p_rdma(&(0x7f0000000500), &(0x7f0000000680)='./bus\x00', &(0x7f0000000780), 0x20000, &(0x7f0000000980)={'trans=rdma,', {'port', 0x3d, 0x4e24}, 0x2c, {[{@sq={'sq', 0x3d, 0x5}}, {@sq={'sq', 0x3d, 0x7}}, {@timeout={'timeout', 0x3d, 0x2}}, {@rq={'rq', 0x3d, 0x4}}, {@common=@access_user}], [{@obj_role={'obj_role', 0x3d, 'overlay\x00'}}, {@smackfsroot={'smackfsroot', 0x3d, '\xfa'}}, {@fsname={'fsname', 0x3d, 'security.capability\x00'}}, {@func={'func', 0x3d, 'MODULE_CHECK'}}, {@smackfshat}]}}) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:34:57 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:34:57 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f00000002c0)='./bus\x00', 0x100) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upp}rdir=./bus,worir=./`N\x00file0\x00\x00\x00\x00\x00\x00\x00']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1874.752555] 9pnet: Could not find request transport: xen [ 1874.788628] 9pnet: Could not find request transport: xen [ 1874.803908] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1874.840480] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1874.855135] 9pnet: Could not find request transport: xen [ 1874.872195] 9pnet_virtio: no channels available for device syz [ 1874.916561] overlayfs: './file0' not a directory 20:34:58 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x1026005, &(0x7f0000000780)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB="8559a7ce14b190b7da6c1bd29ed144decf36191f5e3b86b1931f3c7fa3228acbc6f9cddd60be86a79cf88a4b7f1639abafaf21a4849186b747847baabd928cfd81304edf2abbc183021426c28a707c3294b666da0142c6c4a9fd935c558958290517d7113195fedda83c719358507d6002e43762de1795a7781c456040fe2467562958cbaeb96213aed033ac834ca5261a873bda56d69a6c995098b0d02596a9d72f9a4121a0675467692a4d25d16babe5a8be59b7117b7e9d5daa65f33692aa2ce5a1cbf18feb9291f2c0c34691b0f04b1625691144b1a201b7"]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:34:58 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) rename(&(0x7f0000000500)='./file1\x00', &(0x7f0000000680)='./bus/file0\x00') mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000800)=ANY=[], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xc4) dup3(0xffffffffffffffff, r0, 0x0) mount(&(0x7f0000000980)=ANY=[@ANYBLOB="2f01000007000000966d1015bd4edf0f59cec25061e1b021d3262cadf09139288ccbbf562c098b0d78668faed9860a64c24474333e78d133de0aeaf2a0903afbc03f554514d8ada954b197d8d2d0ed983733ecf2f35dd800ab969dab329d6f52e844246556390fe438b22e7850378a5f45cb66c7ca0e0534375a7610d81a591169d9a85f810917316ee9f47b2635a85f913b744e05efec0ff469476019b987f11b6787565a72376801f726f74743be0529b04a578f37736c0120cd00"/219], &(0x7f0000000380)='./bus\x00', 0x0, 0x0, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1874.941029] overlayfs: './file0' not a directory 20:34:58 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mknodat$null(r0, &(0x7f0000000680)='./file1\x00', 0x8000, 0x103) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) mknodat$null(r0, &(0x7f0000000680)='./file1\x00', 0x8000, 0x103) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:34:58 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000800)='./bus/file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') mount$9p_rdma(&(0x7f0000000500), &(0x7f0000000680)='./bus\x00', &(0x7f0000000780), 0x20000, &(0x7f0000000980)={'trans=rdma,', {'port', 0x3d, 0x4e24}, 0x2c, {[{@sq={'sq', 0x3d, 0x5}}, {@sq={'sq', 0x3d, 0x7}}, {@timeout={'timeout', 0x3d, 0x2}}, {@rq={'rq', 0x3d, 0x4}}, {@common=@access_user}], [{@obj_role={'obj_role', 0x3d, 'overlay\x00'}}, {@smackfsroot={'smackfsroot', 0x3d, '\xfa'}}, {@fsname={'fsname', 0x3d, 'security.capability\x00'}}, {@func={'func', 0x3d, 'MODULE_CHECK'}}, {@smackfshat}]}}) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000800)='./bus/file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) mount$9p_rdma(&(0x7f0000000500), &(0x7f0000000680)='./bus\x00', &(0x7f0000000780), 0x20000, &(0x7f0000000980)={'trans=rdma,', {'port', 0x3d, 0x4e24}, 0x2c, {[{@sq={'sq', 0x3d, 0x5}}, {@sq={'sq', 0x3d, 0x7}}, {@timeout={'timeout', 0x3d, 0x2}}, {@rq={'rq', 0x3d, 0x4}}, {@common=@access_user}], [{@obj_role={'obj_role', 0x3d, 'overlay\x00'}}, {@smackfsroot={'smackfsroot', 0x3d, '\xfa'}}, {@fsname={'fsname', 0x3d, 'security.capability\x00'}}, {@func={'func', 0x3d, 'MODULE_CHECK'}}, {@smackfshat}]}}) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:34:58 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_LP_INTERVAL={0x8, 0x13, 0x8}, @IFLA_BOND_PRIMARY_RESELECT={0x5}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r2}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}}, 0x0) socket$nl_route(0x10, 0x3, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1875.065775] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1875.141812] 9pnet_virtio: no channels available for device syz [ 1875.248376] 9pnet_virtio: no channels available for device syz [ 1875.273518] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1875.400256] 9pnet: Could not find request transport: xen 20:34:58 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) mknodat$null(r0, &(0x7f0000000680)='./file1\x00', 0x8000, 0x103) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1875.450876] overlayfs: './file0' not a directory 20:34:58 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000800)='./bus/file0\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') mount$9p_rdma(&(0x7f0000000500), &(0x7f0000000680)='./bus\x00', &(0x7f0000000780), 0x20000, &(0x7f0000000980)={'trans=rdma,', {'port', 0x3d, 0x4e24}, 0x2c, {[{@sq={'sq', 0x3d, 0x5}}, {@sq={'sq', 0x3d, 0x7}}, {@timeout={'timeout', 0x3d, 0x2}}, {@rq={'rq', 0x3d, 0x4}}, {@common=@access_user}], [{@obj_role={'obj_role', 0x3d, 'overlay\x00'}}, {@smackfsroot={'smackfsroot', 0x3d, '\xfa'}}, {@fsname={'fsname', 0x3d, 'security.capability\x00'}}, {@func={'func', 0x3d, 'MODULE_CHECK'}}, {@smackfshat}]}}) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1875.512692] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1875.542023] overlayfs: './file0' not a directory [ 1875.562622] 9pnet: Could not find request transport: xen [ 1875.573925] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1875.590127] 9pnet: Could not find request transport: xen [ 1875.639468] overlayfs: overlapping lowerdir path 20:34:58 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x1026005, &(0x7f0000000780)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB="8559a7ce14b190b7da6c1bd29ed144decf36191f5e3b86b1931f3c7fa3228acbc6f9cddd60be86a79cf88a4b7f1639abafaf21a4849186b747847baabd928cfd81304edf2abbc183021426c28a707c3294b666da0142c6c4a9fd935c558958290517d7113195fedda83c719358507d6002e43762de1795a7781c456040fe2467562958cbaeb96213aed033ac834ca5261a873bda56d69a6c995098b0d02596a9d72f9a4121a0675467692a4d25d16babe5a8be59b7117b7e9d5daa65f33692aa2ce5a1cbf18feb9291f2c0c34691b0f04b1625691144b1a201b7"]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x1026005, &(0x7f0000000780)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB="8559a7ce14b190b7da6c1bd29ed144decf36191f5e3b86b1931f3c7fa3228acbc6f9cddd60be86a79cf88a4b7f1639abafaf21a4849186b747847baabd928cfd81304edf2abbc183021426c28a707c3294b666da0142c6c4a9fd935c558958290517d7113195fedda83c719358507d6002e43762de1795a7781c456040fe2467562958cbaeb96213aed033ac834ca5261a873bda56d69a6c995098b0d02596a9d72f9a4121a0675467692a4d25d16babe5a8be59b7117b7e9d5daa65f33692aa2ce5a1cbf18feb9291f2c0c34691b0f04b1625691144b1a201b7"]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:34:58 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1875.677946] device bond32 entered promiscuous mode [ 1875.694685] IPv6: ADDRCONF(NETDEV_UP): bond32: link is not ready [ 1875.707076] 8021q: adding VLAN 0 to HW filter on device bond32 20:34:58 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='ocfs2\x00', 0x3010000, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1875.761579] 9pnet_virtio: no channels available for device syz 20:34:59 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) rename(&(0x7f0000000500)='./file1\x00', &(0x7f0000000680)='./bus/file0\x00') mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000340)='./bus/file0\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000800)=ANY=[], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) r0 = syz_init_net_socket$ax25(0x3, 0x5, 0xc4) dup3(0xffffffffffffffff, r0, 0x0) mount(&(0x7f0000000980)=ANY=[@ANYBLOB="2f01000007000000966d1015bd4edf0f59cec25061e1b021d3262cadf09139288ccbbf562c098b0d78668faed9860a64c24474333e78d133de0aeaf2a0903afbc03f554514d8ada954b197d8d2d0ed983733ecf2f35dd800ab969dab329d6f52e844246556390fe438b22e7850378a5f45cb66c7ca0e0534375a7610d81a591169d9a85f810917316ee9f47b2635a85f913b744e05efec0ff469476019b987f11b6787565a72376801f726f74743be0529b04a578f37736c0120cd00"/219], &(0x7f0000000380)='./bus\x00', 0x0, 0x0, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:34:59 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1e72}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0xda) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) mount$overlay(0x0, &(0x7f0000000680)='./file0\x00', &(0x7f0000000780), 0x210040, &(0x7f00000000c0)=ANY=[@ANYRESHEX=r2]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="10000100"/15], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYRES8=r0], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='ntfs3\x00', 0x4000, &(0x7f0000000480)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:34:59 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (fail_nth: 1) [ 1875.933894] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1876.030312] overlayfs: overlapping lowerdir path [ 1876.040376] overlayfs: 'file0' not a directory 20:34:59 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x1026005, &(0x7f0000000780)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB="8559a7ce14b190b7da6c1bd29ed144decf36191f5e3b86b1931f3c7fa3228acbc6f9cddd60be86a79cf88a4b7f1639abafaf21a4849186b747847baabd928cfd81304edf2abbc183021426c28a707c3294b666da0142c6c4a9fd935c558958290517d7113195fedda83c719358507d6002e43762de1795a7781c456040fe2467562958cbaeb96213aed033ac834ca5261a873bda56d69a6c995098b0d02596a9d72f9a4121a0675467692a4d25d16babe5a8be59b7117b7e9d5daa65f33692aa2ce5a1cbf18feb9291f2c0c34691b0f04b1625691144b1a201b7"]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x1026005, &(0x7f0000000780)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB="8559a7ce14b190b7da6c1bd29ed144decf36191f5e3b86b1931f3c7fa3228acbc6f9cddd60be86a79cf88a4b7f1639abafaf21a4849186b747847baabd928cfd81304edf2abbc183021426c28a707c3294b666da0142c6c4a9fd935c558958290517d7113195fedda83c719358507d6002e43762de1795a7781c456040fe2467562958cbaeb96213aed033ac834ca5261a873bda56d69a6c995098b0d02596a9d72f9a4121a0675467692a4d25d16babe5a8be59b7117b7e9d5daa65f33692aa2ce5a1cbf18feb9291f2c0c34691b0f04b1625691144b1a201b7"]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:34:59 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='ocfs2\x00', 0x3010000, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1876.124456] 9pnet: Could not find request transport: xen [ 1876.138129] overlayfs: unrecognized mount option "0xffffffffffffffff" or missing value [ 1876.152396] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1876.157185] 9pnet_virtio: no channels available for device syz [ 1876.212410] 9pnet: Could not find request transport: xen [ 1876.248016] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1876.273782] FAULT_INJECTION: forcing a failure. [ 1876.273782] name failslab, interval 1, probability 0, space 0, times 0 [ 1876.285819] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1876.313597] overlayfs: overlapping lowerdir path [ 1876.339098] 9pnet_virtio: no channels available for device syz [ 1876.346740] 9pnet: Could not find request transport: xen [ 1876.351709] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1876.445344] CPU: 1 PID: 26947 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 1876.453282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 1876.462692] Call Trace: [ 1876.465294] dump_stack+0x1fc/0x2ef [ 1876.468937] should_fail.cold+0xa/0xf [ 1876.472745] ? setup_fault_attr+0x200/0x200 [ 1876.477077] ? lock_acquire+0x170/0x3c0 [ 1876.481065] __should_failslab+0x115/0x180 [ 1876.485312] should_failslab+0x5/0x10 [ 1876.489120] kmem_cache_alloc+0x277/0x370 [ 1876.493282] getname_flags+0xce/0x590 [ 1876.497096] do_renameat2+0x176/0xc70 [ 1876.500918] ? do_mknodat.part.0+0x480/0x480 [ 1876.505333] ? wait_for_completion_io+0x10/0x10 [ 1876.510013] ? vfs_write+0x393/0x540 [ 1876.513737] ? fput+0x2b/0x190 [ 1876.516934] ? ksys_write+0x1c8/0x2a0 [ 1876.520746] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1876.526117] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1876.531145] __x64_sys_rename+0x5d/0x80 [ 1876.535125] do_syscall_64+0xf9/0x620 [ 1876.538940] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1876.544136] RIP: 0033:0x7f0782d735a9 [ 1876.547851] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 1876.566846] RSP: 002b:00007f07816c5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 [ 1876.574562] RAX: ffffffffffffffda RBX: 00007f0782e94050 RCX: 00007f0782d735a9 [ 1876.581840] RDX: 0000000000000000 RSI: 0000000020000440 RDI: 0000000020000100 20:34:59 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='ocfs2\x00', 0x3010000, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1876.589115] RBP: 00007f07816c51d0 R08: 0000000000000000 R09: 0000000000000000 [ 1876.596392] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1876.603666] R13: 00007ffc967e833f R14: 00007f07816c5300 R15: 0000000000022000 20:34:59 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1e72}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) (async) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0xda) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) mount$overlay(0x0, &(0x7f0000000680)='./file0\x00', &(0x7f0000000780), 0x210040, &(0x7f00000000c0)=ANY=[@ANYRESHEX=r2]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="10000100"/15], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYRES8=r0], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='ntfs3\x00', 0x4000, &(0x7f0000000480)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:34:59 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (fail_nth: 1) 20:34:59 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:34:59 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (fail_nth: 2) [ 1876.749233] overlayfs: unrecognized mount option "0xffffffffffffffff" or missing value [ 1876.756846] overlayfs: './file0' not a directory [ 1876.808865] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1876.859678] 9pnet: Could not find request transport: xen [ 1876.874748] 9pnet_virtio: no channels available for device syz 20:35:00 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) accept4$unix(0xffffffffffffffff, &(0x7f0000000800)=@abs, &(0x7f0000000680)=0x6e, 0x80800) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) open(&(0x7f0000000500)='./bus\x00', 0x300603, 0x184) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:00 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1e72}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0xda) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) mount$overlay(0x0, &(0x7f0000000680)='./file0\x00', &(0x7f0000000780), 0x210040, &(0x7f00000000c0)=ANY=[@ANYRESHEX=r2]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="10000100"/15], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYRES8=r0], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='ntfs3\x00', 0x4000, &(0x7f0000000480)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1e72}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) socket$nl_route(0x10, 0x3, 0x0) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0xda) (async) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) mount$overlay(0x0, &(0x7f0000000680)='./file0\x00', &(0x7f0000000780), 0x210040, &(0x7f00000000c0)=ANY=[@ANYRESHEX=r2]) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="10000100"/15], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYRES8=r0], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='ntfs3\x00', 0x4000, &(0x7f0000000480)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1876.925100] overlayfs: failed to resolve './file1': -2 20:35:00 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f00000002c0)=ANY=[@ANYBLOB="2f010005229729578db9da7db58ebf1e809a51bfffe2be12105b54296343e7eac64e0000000000002e0000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1877.002251] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1877.030524] 9pnet: Could not find request transport: xen [ 1877.045292] 9pnet: Could not find request transport: xen [ 1877.053055] FAULT_INJECTION: forcing a failure. [ 1877.053055] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 1877.064879] CPU: 1 PID: 27000 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 1877.071066] overlayfs: './file0' not a directory [ 1877.072760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 1877.072767] Call Trace: [ 1877.072791] dump_stack+0x1fc/0x2ef [ 1877.072811] should_fail.cold+0xa/0xf [ 1877.072830] ? setup_fault_attr+0x200/0x200 [ 1877.072851] ? __lock_acquire+0x6de/0x3ff0 [ 1877.105475] __alloc_pages_nodemask+0x239/0x2890 [ 1877.110253] ? __might_fault+0x11f/0x1d0 [ 1877.114357] ? __lock_acquire+0x6de/0x3ff0 [ 1877.118617] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 1877.123473] ? _kstrtoull+0x297/0x540 [ 1877.127288] ? _copy_from_user+0xd2/0x130 [ 1877.131457] ? get_pid_task+0xcd/0x190 [ 1877.135374] ? check_preemption_disabled+0x41/0x280 [ 1877.140407] ? lock_downgrade+0x720/0x720 [ 1877.144579] ? check_preemption_disabled+0x41/0x280 [ 1877.149611] cache_grow_begin+0xa4/0x8a0 [ 1877.153685] ? setup_fault_attr+0x200/0x200 [ 1877.158011] ? lock_acquire+0x170/0x3c0 [ 1877.162002] cache_alloc_refill+0x273/0x340 [ 1877.166366] kmem_cache_alloc+0x346/0x370 [ 1877.170530] getname_flags+0xce/0x590 [ 1877.174339] do_renameat2+0x176/0xc70 [ 1877.177897] 9pnet_virtio: no channels available for device syz [ 1877.178156] ? do_mknodat.part.0+0x480/0x480 [ 1877.186557] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1877.188521] ? wait_for_completion_io+0x10/0x10 [ 1877.188542] ? vfs_write+0x393/0x540 [ 1877.188558] ? fput+0x2b/0x190 [ 1877.188573] ? ksys_write+0x1c8/0x2a0 [ 1877.188596] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1877.200679] 9pnet: Could not find request transport: xen [ 1877.203477] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1877.203498] __x64_sys_rename+0x5d/0x80 [ 1877.203518] do_syscall_64+0xf9/0x620 [ 1877.237756] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1877.242964] RIP: 0033:0x7f0782d735a9 [ 1877.246694] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 1877.265604] RSP: 002b:00007f07816c5168 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 [ 1877.273325] RAX: ffffffffffffffda RBX: 00007f0782e94050 RCX: 00007f0782d735a9 [ 1877.280606] RDX: 0000000000000000 RSI: 0000000020000440 RDI: 0000000020000100 [ 1877.287881] RBP: 00007f07816c51d0 R08: 0000000000000000 R09: 0000000000000000 [ 1877.295159] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 20:35:00 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:00 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:00 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) accept4$unix(0xffffffffffffffff, &(0x7f0000000800)=@abs, &(0x7f0000000680)=0x6e, 0x80800) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) open(&(0x7f0000000500)='./bus\x00', 0x300603, 0x184) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1877.302436] R13: 00007ffc967e833f R14: 00007f07816c5300 R15: 0000000000022000 20:35:00 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (fail_nth: 3) [ 1877.363428] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1877.406279] 9pnet: Could not find request transport: xen [ 1877.443772] overlayfs: unrecognized mount option "0xffffffffffffffff" or missing value 20:35:00 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f00000002c0)=ANY=[@ANYBLOB="2f010005229729578db9da7db58ebf1e809a51bfffe2be12105b54296343e7eac64e0000000000002e0000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f00000002c0)=ANY=[@ANYBLOB="2f010005229729578db9da7db58ebf1e809a51bfffe2be12105b54296343e7eac64e0000000000002e0000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1877.509933] overlayfs: failed to resolve './file1': -2 [ 1877.562066] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1877.603800] 9pnet_virtio: no channels available for device syz [ 1877.609401] 9pnet: Could not find request transport: xen 20:35:00 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) accept4$unix(0xffffffffffffffff, &(0x7f0000000800)=@abs, &(0x7f0000000680)=0x6e, 0x80800) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) open(&(0x7f0000000500)='./bus\x00', 0x300603, 0x184) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) accept4$unix(0xffffffffffffffff, &(0x7f0000000800)=@abs, &(0x7f0000000680)=0x6e, 0x80800) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) open(&(0x7f0000000500)='./bus\x00', 0x300603, 0x184) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1877.648360] 9pnet_virtio: no channels available for device syz [ 1877.666756] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1877.670544] overlayfs: './file0' not a directory [ 1877.687794] overlayfs: './file0' not a directory 20:35:00 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:01 executing program 4: perf_event_open(&(0x7f0000000700)={0x3, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x8, 0x0, 0x4f}, 0x0, 0x9, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="116c6f77657264841c21742d8abac83287"]) mkdir(&(0x7f0000001b00)='./file1aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1877.728944] 9pnet: Could not find request transport: xen [ 1877.760891] FAULT_INJECTION: forcing a failure. [ 1877.760891] name failslab, interval 1, probability 0, space 0, times 0 20:35:01 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB="6c6f060004002e6700006530"]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000680)='./file0\x00') [ 1877.877346] CPU: 0 PID: 27030 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 1877.885275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 1877.894644] Call Trace: [ 1877.897257] dump_stack+0x1fc/0x2ef [ 1877.900075] overlayfs: unrecognized mount option "lowerd!t-2" or missing value [ 1877.900898] should_fail.cold+0xa/0xf [ 1877.900917] ? setup_fault_attr+0x200/0x200 [ 1877.900931] ? lock_acquire+0x170/0x3c0 [ 1877.900950] __should_failslab+0x115/0x180 [ 1877.925222] should_failslab+0x5/0x10 [ 1877.929046] kmem_cache_alloc+0x277/0x370 [ 1877.933208] __d_alloc+0x2b/0xa10 [ 1877.933536] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1877.936663] ? perf_pmu_nop_int+0x5/0x10 [ 1877.936682] d_alloc+0x4a/0x230 [ 1877.936700] d_alloc_parallel+0xeb/0x19e0 [ 1877.936726] ? __d_lookup_rcu+0x6b0/0x6b0 [ 1877.936746] ? mark_held_locks+0xf0/0xf0 [ 1877.936760] ? __lockdep_init_map+0x100/0x5a0 [ 1877.936776] ? __lockdep_init_map+0x100/0x5a0 [ 1877.936795] __lookup_slow+0x18d/0x4a0 [ 1877.936812] ? follow_dotdot_rcu+0x1040/0x1040 [ 1877.936827] ? rcu_nmi_exit+0xb3/0x180 [ 1877.936867] lookup_one_len_unlocked+0x120/0x140 [ 1877.936885] ? lookup_one_len+0x190/0x190 [ 1877.976056] 9pnet: Could not find request transport: xen [ 1877.979629] ovl_lookup_single+0x60/0x920 [ 1877.979647] ? mark_held_locks+0xf0/0xf0 [ 1877.979665] ovl_lookup_layer+0x3bd/0x440 [ 1878.014869] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1878.019641] ? ovl_lookup_single+0x920/0x920 [ 1878.024068] ? d_alloc_parallel+0x744/0x19e0 [ 1878.028490] ovl_lookup+0x44b/0x1a00 [ 1878.032211] ? lock_downgrade+0x720/0x720 [ 1878.036386] ? ovl_path_next+0x2d0/0x2d0 [ 1878.040475] ? static_obj+0x1c/0x50 [ 1878.044115] ? __lockdep_init_map+0x100/0x5a0 [ 1878.048216] overlayfs: failed to resolve './file1': -2 [ 1878.048617] ? __lockdep_init_map+0x100/0x5a0 [ 1878.048640] __lookup_slow+0x246/0x4a0 [ 1878.048655] ? follow_dotdot_rcu+0x1040/0x1040 [ 1878.048674] ? lookup_fast+0x4e9/0x1080 [ 1878.070861] ? walk_component+0x798/0xda0 [ 1878.075031] walk_component+0x7ac/0xda0 [ 1878.079025] ? lookup_fast+0x1080/0x1080 [ 1878.082412] 9pnet: Could not find request transport: xen [ 1878.083098] ? revert_creds+0x32b/0x460 [ 1878.083119] ? security_inode_permission+0xc5/0xf0 [ 1878.083134] ? inode_permission.part.0+0x10c/0x450 [ 1878.083152] link_path_walk.part.0+0x901/0x1230 [ 1878.107072] ? walk_component+0xda0/0xda0 [ 1878.111233] ? refcount_dec_and_mutex_lock+0x80/0x80 [ 1878.114102] overlayfs: unrecognized mount option "lo" or missing value [ 1878.116358] path_parentat+0x51/0x140 [ 1878.116375] filename_parentat+0x198/0x590 [ 1878.116388] ? getname+0x20/0x20 [ 1878.116412] ? __sanitizer_cov_trace_switch+0x4b/0x80 [ 1878.116425] ? __phys_addr+0x9a/0x110 [ 1878.116436] ? __phys_addr_symbol+0x2c/0x70 [ 1878.116451] ? __check_object_size+0x17b/0x3e0 [ 1878.116469] ? strncpy_from_user+0x2a2/0x350 [ 1878.116487] ? getname_flags+0x25b/0x590 [ 1878.116503] do_renameat2+0x193/0xc70 [ 1878.116525] ? do_mknodat.part.0+0x480/0x480 [ 1878.116544] ? wait_for_completion_io+0x10/0x10 20:35:01 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f00000002c0)=ANY=[@ANYBLOB="2f010005229729578db9da7db58ebf1e809a51bfffe2be12105b54296343e7eac64e0000000000002e0000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f00000002c0)=ANY=[@ANYBLOB="2f010005229729578db9da7db58ebf1e809a51bfffe2be12105b54296343e7eac64e0000000000002e0000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1878.128450] overlayfs: failed to resolve './file1': -2 [ 1878.131317] ? vfs_write+0x393/0x540 [ 1878.131335] ? fput+0x2b/0x190 [ 1878.131349] ? ksys_write+0x1c8/0x2a0 [ 1878.131369] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1878.131383] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1878.131400] __x64_sys_rename+0x5d/0x80 [ 1878.131415] do_syscall_64+0xf9/0x620 [ 1878.131431] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1878.131442] RIP: 0033:0x7f0782d735a9 [ 1878.131456] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 1878.131463] RSP: 002b:00007f07816e6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 [ 1878.131476] RAX: ffffffffffffffda RBX: 00007f0782e93f80 RCX: 00007f0782d735a9 [ 1878.131484] RDX: 0000000000000000 RSI: 0000000020000440 RDI: 0000000020000100 [ 1878.131491] RBP: 00007f07816e61d0 R08: 0000000000000000 R09: 0000000000000000 [ 1878.131499] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 20:35:01 executing program 4: perf_event_open(&(0x7f0000000700)={0x3, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0xfffffffe, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x8, 0x0, 0x4f}, 0x0, 0x9, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async, rerun: 64) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async, rerun: 64) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="116c6f77657264841c21742d8abac83287"]) mkdir(&(0x7f0000001b00)='./file1aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0) (async, rerun: 64) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async, rerun: 64) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:01 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (fail_nth: 4) [ 1878.131507] R13: 00007ffc967e833f R14: 00007f07816e6300 R15: 0000000000022000 [ 1878.192800] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1878.257265] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1878.300662] 9pnet_virtio: no channels available for device syz [ 1878.311132] 9pnet_virtio: no channels available for device syz [ 1878.345817] 9pnet: Could not find request transport: xen [ 1878.360356] overlayfs: 'file0' not a directory [ 1878.373562] overlayfs: unrecognized mount option "lowerd!t-2" or missing value [ 1878.448174] overlayfs: failed to resolve './file1': -2 20:35:01 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async, rerun: 64) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async, rerun: 64) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async, rerun: 32) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB="6c6f060004002e6700006530"]) (async, rerun: 32) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000680)='./file0\x00') [ 1878.472755] 9pnet: Could not find request transport: xen 20:35:01 executing program 4: perf_event_open(&(0x7f0000000700)={0x3, 0x80, 0x3, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffe, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x8, 0x0, 0x4f}, 0x0, 0x9, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000340)=ANY=[@ANYBLOB="116c6f77657264841c21742d8abac83287"]) (async) mkdir(&(0x7f0000001b00)='./file1aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:01 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:01 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f0000000500)='./file1\x00') sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1878.564594] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1878.578305] 9pnet: Could not find request transport: xen [ 1878.581721] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:01 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB="6c6f7750726469b5047aa7c47f578ec966db65c48d17d5c4fc9110ff2fca5d67bbef2875"]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) ioctl$AUTOFS_DEV_IOCTL_REQUESTER(r0, 0xc018937b, &(0x7f00000003c0)=ANY=[@ANYBLOB="010000000200000000000000", @ANYRES32=r1, @ANYRES32=0xee01, @ANYRES32=0xee01, @ANYBLOB='./file1\x00']) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x2088, &(0x7f0000000280)=ANY=[]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010a69400"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1878.616814] 9pnet: Could not find request transport: xen [ 1878.638269] FAULT_INJECTION: forcing a failure. [ 1878.638269] name failslab, interval 1, probability 0, space 0, times 0 20:35:01 executing program 4: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000c80)=ANY=[@ANYBLOB="01ffffea010000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRESDEC=r0, @ANYBLOB="02000400681bd15ed8da79f63041e0600b4e3d2b0c96e84402000000000000e1cf5663d895696678698cf56655b5ad2f0bf1855f", @ANYRES32=0x0, @ANYBLOB="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", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) utimes(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)) r1 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) ioctl$VFAT_IOCTL_READDIR_SHORT(0xffffffffffffffff, 0x82307202, &(0x7f0000000a40)=[{0x0, 0x0, 0x100}, {0x0, 0x0, 0x100}]) socket$nl_route(0x10, 0x3, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f00000008c0)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0', @ANYRES64=r3]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000780)={{{@in, @in6=@private1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6=@initdev}}, &(0x7f0000000880)=0xe8) mount$9p_tcp(&(0x7f00000005c0), &(0x7f0000000640)='./bus/file0\x00', &(0x7f0000000680), 0x4800, &(0x7f0000000980)=ANY=[@ANYBLOB='trans=tcp,port=0x0000000000004e20,dfltgid=', @ANYRESHEX, @ANYBLOB=',cache=none,cache=loose,acceqs=\x00\x00\x00\x00,loose,fowner=', @ANYRESDEC=r4, @ANYBLOB=',\x00']) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') [ 1878.699171] overlayfs: unrecognized mount option "lo" or missing value [ 1878.732216] CPU: 0 PID: 27107 Comm: syz-executor.2 Not tainted 4.19.211-syzkaller #0 [ 1878.740132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 1878.749498] Call Trace: [ 1878.752098] dump_stack+0x1fc/0x2ef [ 1878.755741] should_fail.cold+0xa/0xf [ 1878.759560] ? setup_fault_attr+0x200/0x200 [ 1878.763901] ? lock_acquire+0x170/0x3c0 [ 1878.767888] __should_failslab+0x115/0x180 [ 1878.772135] should_failslab+0x5/0x10 [ 1878.775948] kmem_cache_alloc+0x277/0x370 [ 1878.780108] __d_alloc+0x2b/0xa10 [ 1878.783577] d_alloc+0x4a/0x230 [ 1878.786871] d_alloc_parallel+0xeb/0x19e0 [ 1878.791045] ? __d_lookup_rcu+0x6b0/0x6b0 [ 1878.795359] ? mark_held_locks+0xf0/0xf0 [ 1878.799437] ? __lockdep_init_map+0x100/0x5a0 [ 1878.803950] ? __lockdep_init_map+0x100/0x5a0 [ 1878.808464] __lookup_slow+0x18d/0x4a0 [ 1878.812368] ? follow_dotdot_rcu+0x1040/0x1040 [ 1878.813412] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1878.816952] ? rcu_nmi_exit+0xb3/0x180 [ 1878.816983] ? lookup_one_len_unlocked+0x111/0x140 [ 1878.817009] lookup_one_len_unlocked+0x120/0x140 [ 1878.817022] ? lookup_one_len+0x190/0x190 [ 1878.817035] ? mark_held_locks+0xa6/0xf0 [ 1878.817050] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1878.817068] ovl_lookup_single+0x60/0x920 [ 1878.817085] ovl_lookup_layer+0x3bd/0x440 [ 1878.817104] ? ovl_lookup_single+0x920/0x920 [ 1878.817123] ? d_alloc_parallel+0x744/0x19e0 [ 1878.817139] ovl_lookup+0x44b/0x1a00 [ 1878.817152] ? lock_downgrade+0x720/0x720 [ 1878.817177] ? ovl_path_next+0x2d0/0x2d0 [ 1878.817210] ? rcu_nmi_exit+0xb3/0x180 [ 1878.817225] ? __lockdep_init_map+0x100/0x5a0 [ 1878.817240] ? __lockdep_init_map+0x100/0x5a0 [ 1878.817264] __lookup_slow+0x246/0x4a0 [ 1878.817282] ? follow_dotdot_rcu+0x1040/0x1040 [ 1878.817295] ? unlazy_walk+0x21a/0x540 [ 1878.817316] ? lookup_fast+0x4e9/0x1080 [ 1878.817337] ? walk_component+0x798/0xda0 [ 1878.817359] walk_component+0x7ac/0xda0 [ 1878.817378] ? lookup_fast+0x1080/0x1080 [ 1878.817393] ? revert_creds+0x32b/0x460 [ 1878.817411] ? security_inode_permission+0xc5/0xf0 [ 1878.817429] ? inode_permission.part.0+0x10c/0x450 [ 1878.817448] link_path_walk.part.0+0x901/0x1230 [ 1878.817470] ? walk_component+0xda0/0xda0 [ 1878.817493] path_parentat+0x51/0x140 [ 1878.817508] filename_parentat+0x198/0x590 [ 1878.817521] ? getname+0x20/0x20 [ 1878.817547] ? check_preemption_disabled+0x41/0x280 [ 1878.817562] ? __sanitizer_cov_trace_switch+0x4b/0x80 [ 1878.817576] ? __phys_addr+0x9a/0x110 [ 1878.817590] ? __phys_addr_symbol+0x2c/0x70 [ 1878.817606] ? __check_object_size+0x17b/0x3e0 20:35:02 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB="6c6f060004002e6700006530"]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000680)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB="6c6f060004002e6700006530"]) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000680)='./file0\x00') (async) [ 1878.817623] ? strncpy_from_user+0x2a2/0x350 [ 1878.817642] ? getname_flags+0x25b/0x590 [ 1878.817658] do_renameat2+0x193/0xc70 [ 1878.817679] ? do_mknodat.part.0+0x480/0x480 [ 1878.817694] ? wait_for_completion_io+0x10/0x10 [ 1878.817711] ? vfs_write+0x393/0x540 [ 1878.817726] ? fput+0x2b/0x190 [ 1878.817739] ? ksys_write+0x1c8/0x2a0 [ 1878.817758] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 1878.817774] ? trace_hardirqs_off_caller+0x6e/0x210 [ 1878.817790] __x64_sys_rename+0x5d/0x80 20:35:02 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (fail_nth: 5) [ 1878.817805] do_syscall_64+0xf9/0x620 [ 1878.817823] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1878.817834] RIP: 0033:0x7f0782d735a9 [ 1878.817849] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 1878.817857] RSP: 002b:00007f07816e6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000052 [ 1878.817870] RAX: ffffffffffffffda RBX: 00007f0782e93f80 RCX: 00007f0782d735a9 [ 1878.817878] RDX: 0000000000000000 RSI: 0000000020000440 RDI: 0000000020000100 [ 1878.817886] RBP: 00007f07816e61d0 R08: 0000000000000000 R09: 0000000000000000 [ 1878.817894] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 1878.817902] R13: 00007ffc967e833f R14: 00007f07816e6300 R15: 0000000000022000 [ 1878.906885] overlayfs: unrecognized mount option "lowPrdizWfeč/]g(u" or missing value [ 1878.975379] 9pnet_virtio: no channels available for device syz [ 1879.021109] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1879.077435] overlayfs: overlapping lowerdir path [ 1879.099317] 9pnet: Could not find request transport: xen [ 1879.151200] overlayfs: unrecognized mount option "lo" or missing value [ 1879.221967] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1879.244159] nf_conntrack: default automatic helper assignment has been turned off for security reasons and CT-based firewall rule not found. Use the iptables CT target to attach helpers instead. [ 1879.251438] overlayfs: failed to resolve './file0': -2 20:35:02 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB="6c6f7750726469b5047aa7c47f578ec966db65c48d17d5c4fc9110ff2fca5d67bbef2875"]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) ioctl$AUTOFS_DEV_IOCTL_REQUESTER(r0, 0xc018937b, &(0x7f00000003c0)=ANY=[@ANYBLOB="010000000200000000000000", @ANYRES32=r1, @ANYRES32=0xee01, @ANYRES32=0xee01, @ANYBLOB='./file1\x00']) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x2088, &(0x7f0000000280)=ANY=[]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010a69400"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB="6c6f7750726469b5047aa7c47f578ec966db65c48d17d5c4fc9110ff2fca5d67bbef2875"]) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) ioctl$AUTOFS_DEV_IOCTL_REQUESTER(r0, 0xc018937b, &(0x7f00000003c0)=ANY=[@ANYBLOB="010000000200000000000000", @ANYRES32=r1, @ANYRES32=0xee01, @ANYRES32=0xee01, @ANYBLOB='./file1\x00']) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x2088, &(0x7f0000000280)=ANY=[]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010a69400"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:02 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f0000000500)='./file1\x00') sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) chdir(&(0x7f0000000500)='./file1\x00') (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:02 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1879.282257] 9pnet_virtio: no channels available for device syz [ 1879.307472] 9pnet: Could not find request transport: xen [ 1879.356422] 9pnet: p9_fd_create_tcp (27158): problem connecting socket to 127.0.0.1 [ 1879.390145] 9pnet: Could not find request transport: xen 20:35:02 executing program 3: perf_event_open(&(0x7f0000000700)={0x2, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x10000, 0x0, @perf_config_ext={0xc000000000000, 0x9}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x2) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000001b40)=ANY=[@ANYBLOB="02b76f12ce51140b2deac1f7e2f0d9bc00000001000000000000000200000417fb2419cac3f6456f553863ae7419808058dd6023483d8ff8992405e1acf42507042a1c0bb2b68a8699a0d236b1058590ec0e631ab5cccacdbaa4dc62efc16ed06c31454f11976e35cba53e0012792f8cc1509400b54b2d7a991b08794f4ddc3ab0eee54a7d1db30bf60088a074114f2896473c5da0bec02cd15dcb50f1f1c007cff1a07fcc9499a09383b7ba390149", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYBLOB="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", @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x14) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000680)=ANY=[@ANYBLOB, @ANYBLOB="c188ead1109421edd3be99f67e8b56447e8a10c319ac"]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:02 executing program 4: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000c80)=ANY=[@ANYBLOB="01ffffea010000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRESDEC=r0, @ANYBLOB="02000400681bd15ed8da79f63041e0600b4e3d2b0c96e84402000000000000e1cf5663d895696678698cf56655b5ad2f0bf1855f", @ANYRES32=0x0, @ANYBLOB="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", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) utimes(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)) r1 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) ioctl$VFAT_IOCTL_READDIR_SHORT(0xffffffffffffffff, 0x82307202, &(0x7f0000000a40)=[{0x0, 0x0, 0x100}, {0x0, 0x0, 0x100}]) socket$nl_route(0x10, 0x3, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f00000008c0)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0', @ANYRES64=r3]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000780)={{{@in, @in6=@private1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6=@initdev}}, &(0x7f0000000880)=0xe8) mount$9p_tcp(&(0x7f00000005c0), &(0x7f0000000640)='./bus/file0\x00', &(0x7f0000000680), 0x4800, &(0x7f0000000980)=ANY=[@ANYBLOB='trans=tcp,port=0x0000000000004e20,dfltgid=', @ANYRESHEX, @ANYBLOB=',cache=none,cache=loose,acceqs=\x00\x00\x00\x00,loose,fowner=', @ANYRESDEC=r4, @ANYBLOB=',\x00']) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000c80)=ANY=[@ANYBLOB="01ffffea010000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRESDEC=r0, @ANYBLOB="02000400681bd15ed8da79f63041e0600b4e3d2b0c96e84402000000000000e1cf5663d895696678698cf56655b5ad2f0bf1855f", @ANYRES32=0x0, @ANYBLOB="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", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) utimes(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) ioctl$VFAT_IOCTL_READDIR_SHORT(0xffffffffffffffff, 0x82307202, &(0x7f0000000a40)=[{0x0, 0x0, 0x100}, {0x0, 0x0, 0x100}]) (async) socket$nl_route(0x10, 0x3, 0x0) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f00000008c0)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0', @ANYRES64=r3]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000780)={{{@in, @in6=@private1}}, {{@in6=@mcast2}, 0x0, @in6=@initdev}}, &(0x7f0000000880)=0xe8) (async) mount$9p_tcp(&(0x7f00000005c0), &(0x7f0000000640)='./bus/file0\x00', &(0x7f0000000680), 0x4800, &(0x7f0000000980)=ANY=[@ANYBLOB='trans=tcp,port=0x0000000000004e20,dfltgid=', @ANYRESHEX, @ANYBLOB=',cache=none,cache=loose,acceqs=\x00\x00\x00\x00,loose,fowner=', @ANYRESDEC=r4, @ANYBLOB=',\x00']) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) [ 1879.410216] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1879.462242] overlayfs: unrecognized mount option "lowPrdizWfeč/]g(u" or missing value 20:35:02 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1879.517502] 9pnet: Could not find request transport: xen 20:35:02 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB="6c6f7750726469b5047aa7c47f578ec966db65c48d17d5c4fc9110ff2fca5d67bbef2875"]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) ioctl$AUTOFS_DEV_IOCTL_REQUESTER(r0, 0xc018937b, &(0x7f00000003c0)=ANY=[@ANYBLOB="010000000200000000000000", @ANYRES32=r1, @ANYRES32=0xee01, @ANYRES32=0xee01, @ANYBLOB='./file1\x00']) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x2088, &(0x7f0000000280)=ANY=[]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010a69400"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB="6c6f7750726469b5047aa7c47f578ec966db65c48d17d5c4fc9110ff2fca5d67bbef2875"]) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) ioctl$AUTOFS_DEV_IOCTL_REQUESTER(r0, 0xc018937b, &(0x7f00000003c0)=ANY=[@ANYBLOB="010000000200000000000000", @ANYRES32=r1, @ANYRES32=0xee01, @ANYRES32=0xee01, @ANYBLOB='./file1\x00']) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x2088, &(0x7f0000000280)=ANY=[]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010a69400"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1879.585245] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1879.647765] 9pnet_virtio: no channels available for device syz [ 1879.663180] overlayfs: failed to resolve './file0': -2 [ 1879.671885] 9pnet: p9_fd_create_tcp (27216): problem connecting socket to 127.0.0.1 [ 1879.694146] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1879.694950] 9pnet_virtio: no channels available for device syz [ 1879.705508] overlayfs: failed to resolve './file0': -2 [ 1879.738780] 9pnet: Could not find request transport: xen 20:35:03 executing program 3: perf_event_open(&(0x7f0000000700)={0x2, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000, 0x0, @perf_config_ext={0xc000000000000, 0x9}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x2) (async, rerun: 32) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (rerun: 32) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async, rerun: 64) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (rerun: 64) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async, rerun: 32) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async, rerun: 32) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000001b40)=ANY=[@ANYBLOB="02b76f12ce51140b2deac1f7e2f0d9bc00000001000000000000000200000417fb2419cac3f6456f553863ae7419808058dd6023483d8ff8992405e1acf42507042a1c0bb2b68a8699a0d236b1058590ec0e631ab5cccacdbaa4dc62efc16ed06c31454f11976e35cba53e0012792f8cc1509400b54b2d7a991b08794f4ddc3ab0eee54a7d1db30bf60088a074114f2896473c5da0bec02cd15dcb50f1f1c007cff1a07fcc9499a09383b7ba390149", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYBLOB="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", @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async, rerun: 32) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (rerun: 32) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x14) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') (async, rerun: 64) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async, rerun: 64) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000680)=ANY=[@ANYBLOB, @ANYBLOB="c188ead1109421edd3be99f67e8b56447e8a10c319ac"]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:03 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f0000000500)='./file1\x00') sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) chdir(&(0x7f0000000500)='./file1\x00') (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:03 executing program 4: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000c80)=ANY=[@ANYBLOB="01ffffea010000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRESDEC=r0, @ANYBLOB="02000400681bd15ed8da79f63041e0600b4e3d2b0c96e84402000000000000e1cf5663d895696678698cf56655b5ad2f0bf1855f", @ANYRES32=0x0, @ANYBLOB="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", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) utimes(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)) r1 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) ioctl$VFAT_IOCTL_READDIR_SHORT(0xffffffffffffffff, 0x82307202, &(0x7f0000000a40)=[{0x0, 0x0, 0x100}, {0x0, 0x0, 0x100}]) (async) socket$nl_route(0x10, 0x3, 0x0) (async) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f00000008c0)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0', @ANYRES64=r3]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) getsockopt$inet_IP_IPSEC_POLICY(r1, 0x0, 0x10, &(0x7f0000000780)={{{@in, @in6=@private1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@mcast2}, 0x0, @in6=@initdev}}, &(0x7f0000000880)=0xe8) mount$9p_tcp(&(0x7f00000005c0), &(0x7f0000000640)='./bus/file0\x00', &(0x7f0000000680), 0x4800, &(0x7f0000000980)=ANY=[@ANYBLOB='trans=tcp,port=0x0000000000004e20,dfltgid=', @ANYRESHEX, @ANYBLOB=',cache=none,cache=loose,acceqs=\x00\x00\x00\x00,loose,fowner=', @ANYRESDEC=r4, @ANYBLOB=',\x00']) (async, rerun: 32) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async, rerun: 32) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') [ 1879.832699] overlayfs: unrecognized mount option "lowPrdizWfeč/]g(u" or missing value [ 1879.865628] 9pnet: Could not find request transport: xen [ 1879.890176] 9pnet: Could not find request transport: xen [ 1879.901918] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1879.916571] overlayfs: maximum fs stacking depth exceeded [ 1879.922734] overlayfs: maximum fs stacking depth exceeded 20:35:03 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:03 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mount$overlay(0x0, &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x40080, &(0x7f0000000880)={[{@xino_on}, {@default_permissions}, {@xino_auto}, {@index_off}, {@upperdir={'upperdir', 0x3d, './file1/file0'}}, {@workdir={'workdir', 0x3d, './file0'}}], [{@smackfsfloor={'smackfsfloor', 0x3d, 'minix\x00'}}]}) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mount(&(0x7f00000002c0)=@sr0, &(0x7f00000003c0)='./file0\x00', &(0x7f0000000500)='minix\x00', 0x2210010, &(0x7f00000005c0)='9p\x00') lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000980)=ANY=[@ANYBLOB="2f01000010000000a617b8fc0b4eddb774410ea983a9ef90b689cb6fee86784e3ff2a88450d48be078b149699204dd0cb6a77d41c6b406bf9bc8193e9e570b6e39602bbfb5aa64979881e9ae8cf5a7538ba8351d0f2a5b96aa0506f6cc496c97b147a561275a0a721958a386e1212c5bdb4348b6d68c39c6bcaf5b765a82327cc04414600db77d952394b57c2055405baa6efa134aac89abee486e264db1392c842b8b07b7a08e142d14e6c1d8af8bd2e180a1e4fef4e44959f601cdc0a9081f1849f44644db14"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') sendmsg$nl_route_sched(r0, &(0x7f00000007c0)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000780)={&(0x7f0000000680)=@getchain={0x3c, 0x66, 0x200, 0x70bd2d, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {0x7, 0x5}, {0xf, 0xfff1}, {0xfff1, 0x4}}, [{0x8, 0xb, 0x1}, {0x8}, {0x8, 0xb, 0xad}]}, 0x3c}, 0x1, 0x0, 0x0, 0x30008804}, 0x0) [ 1879.949729] 9pnet_virtio: no channels available for device syz 20:35:03 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) pipe2$watch_queue(&(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80) perf_event_open(&(0x7f0000000500)={0x2, 0x80, 0x7f, 0x80, 0x7f, 0x4, 0x0, 0x8001, 0x84000, 0x4, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x2, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x2, @perf_bp={&(0x7f0000000340), 0x8}, 0x2400, 0x6, 0x7f, 0xe, 0x0, 0x68, 0x7, 0x0, 0x3, 0x0, 0x7}, 0xffffffffffffffff, 0x4, r0, 0xf) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:03 executing program 3: perf_event_open(&(0x7f0000000700)={0x2, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10000, 0x0, @perf_config_ext={0xc000000000000, 0x9}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x2) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000001b40)=ANY=[@ANYBLOB="02b76f12ce51140b2deac1f7e2f0d9bc00000001000000000000000200000417fb2419cac3f6456f553863ae7419808058dd6023483d8ff8992405e1acf42507042a1c0bb2b68a8699a0d236b1058590ec0e631ab5cccacdbaa4dc62efc16ed06c31454f11976e35cba53e0012792f8cc1509400b54b2d7a991b08794f4ddc3ab0eee54a7d1db30bf60088a074114f2896473c5da0bec02cd15dcb50f1f1c007cff1a07fcc9499a09383b7ba390149", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYBLOB="ad7b925e4263aaee24b2d597dda7dbc5817c85fa93a6bf5fe6fc4fa57e03134cbef1c5a77239c418118d294f045998eb763be0c853b48d6dd5f907f7731fa4ccc7156a0ed74390a3e7d20ae8738e2c8ca2f3f047b8711eda5e4e4975e9ffc0ee10c5f7bb60b70f68dc4b88bd63f7405b98b56d30ab158c6f15d6c95d0c968d606fd82047d7724f1298c3623d457f39864bdaebaf55d019f2372a887c0d0e0dd207f222f6ed8839229f0bcf163f4a96f8bbf4e00ec0e80238dd0981d87f9b8cfa161af9c2bd016b13615f987f5f34f0b1242be50c733ca97193bb22ae26621da3a1c847070c4168573e92e606e236c7ddedc03a7366c5f57e290c88d139315ac22061db0ead902bff796c94161be8c380d5b7e55a01ec25954973ce9d5df54e886b6adfd8cdda5a4bb68b3ab15a71a26830eac7cd3d40742a28b627c0b0d00bd0ee783f7d45a1324b73c672b54ba60802bc5f5232379fd83ecc42998a6de9d371f39df9488bec20b7df90ad45a5f1edcf7bb0e48f9eb38c58af2bdfbdb8607e657d1bbf707941de2073c4cb4a2175f93f3c785e327e7fd0b6f9f0d2f247a23772c98897e78a8d80cd05b7e0b1297ebce5cd1d2a27d1aff70b237796a50ae757db954735271dcd6adf1b4760dde72b3f2f4efc6b456726b5949bdc658f04c229a68d68ad025cdb0e7f31f75d1bfa4c3b9d14cd293c87d96a6c225b8720f5259a91ccaf2bf434615b669ff56d1b5617be540db2b8957ee724fe39b7fb5eea6af781b608cc5ab958c96d5588b329a42f9aab271de54440f16c55346940fb394443b39ebc395bef2b1433c41e35b316f44f96e1b191ebf3d658ab3f8fd34ef5724ab67e4fbe9495e28dfcf1a1da773249ae54ed78978cef4a4c07b42f362c49b93dabc0405856c963cc9ee5d87be317504bf5a05ee3122507aeb3197bbc3f6ac542c055a78636760f23b78904d94581742eda65bacf4f58a967df1b4e2cc9b1e96dccabc4d88bdee118d456ab35fa9d4b42f0900378e13caa3c80b5e5a56c73758baf076e4442b8b7384e57fe19aa0f3d497481781702d276ce45aab9736b2a071f438f36c317c5c0fb0978f171c66b8c1e5586adbdecdd3799396f21cdedb6e212d46f06757596e9fa865dd2365b92da1c1bac9b15409762ca5c287837d98cc2d23c746f24f285a948aae81a70233201213074d9309f21e4a93d3f4cf06ee571b76ff7bcc03f7c1ed6d218d4a5ee37b8f31f6e63a9bf80bb78d66fc03e376d80d21abfcc50646749960292eee0909eeb226e96880e96973e8ef4540d992bb42220396de0dc29b45852217a8c3007e573c8fe20a7d9bed64e4eeffa238e472e54e522775f025b3c79604770c993d2bb9eb9e87d8f54773f6b39c8003569ed5a1bb0c00b5074f1221acab0448130c6e16cb4c82766a1c2c1886e323f29f0604c46af13fd1860a2905243d3fd8a6b9deae6edec61ba5d95c7bdcc1e810e977cadc367b49dbcd4dbb94716b580cffeb518f61260d1da4bdd9b4b7d9662c3613b1dbc81a9845a9e711ca5e2fb5486933126c75fe6099dacabccf0156a056f3b6648cd93eedf9fce65017d4a4932ac674685a4c5c422b0513e26a11d1089133290592e3aa9283bbe62184a28ce5f23e9e366072cf937a4109155d39fca6cd2ea1ad5e19ec02bcfe3fdc1ab71521389c0af2003b902ebfecbcf000c0392b14ddb257a2f29464ddf3b6fa0634a3f90d49ac091dda9d29b0eebf1a588801576a6f5dc8bf94a7929d5e61ddb0b091fa07b19803ea610511fef6299f8d0cee42c00c09a8c232d096fad9d17d1e540f736186f71d57b2015cdcd68b94bf8315f2129541c8757b399b039463c76e09222cab60934c8f0b3f8b7159d1086f6c7cc9a263b712aa4a619cf151c0394d49ad5947b6d7078663002219b5d70e7eaeb8cb5c7f2be39460bef1dccb5726cc7f98d5c7736a6f266231a9b9c8bab9c9bb6ba6a00991e29987834ca9726e82721277be2bf6ec56a7549e6453d7b55c4e2a6514796fd75a63943a0685b97963a9e7e87e5ddf51c1bf611129a5b6f05e26ae8b09f03f8a621d772b0bfac3e48eed6df1b66573c12de6d4f98aaf79fbc2a193aba00cf0c074163f7689eec73533b3c8b1304573694c8ad67e101376b7d5b69ff5e2c39a7cea35fe07d31fb1817f14bf148715c08a60d55224db1496b73651fd43a1bc4609dc6ba9d9774cf28a432ac3fa129b5fc0fbb403f302804b185a7b0a8925834a4644f79b1be482b07bf2b50a70c4dcbed1cdddf6dcd8070d8de8c0306d9ff85dcbab728792e1b813eedc22bbde8172065dca526326caa7b617c2f39e67b9cf3f4e4695a1bc0d6707845f3b351378968b6b2153bf84a0e1675c234a5b88a3e44fa8b81ec1ece41e3af97faa7defad7dbc7243d05204d3e140763864f0884f720433ee9afe5f0b269c070822db41b5c064a7e4ae79c946110ea64e90be7682f98e79540181677d36859b70752e899dde9b3730f6d5c2f0daf7dc926db07f7e5ee710b75676e92b0e5352d29ccbb12e8ede9c7d15c61cc7cfdca1824f5dda3964c8282d6379b702cedb80cd7b05f650fb685f17a6f8c38a660c1ce2db3c2b6481f92880806ba68060f228c90b1d0490d72b5e20b60cad0adabc50090fa35d30d0e657a400ae9dc7b1d88aac3ccfb3cf26ef7b136d73e46fb833a89e5f48bdf126c3dec3358bfe2a6f0b7d85cc15cb132a627bcd41c53d2d67480fe3cba7feb5dc5d9e057bb55c8602b1a0a96ce7b4c06acb573f2b2ef406a9e539782e53393c2ca99016a48f53d19f386742b80dd65fc2dc736a50dc9818d3e155d0b38e71e1bf6257416c31c672c87f912861186c9289d5e520a8aff5cb54fbd1e9aaea32f30da5f5aac530ec58ba445b767a563ecd5db0b8d02867a09ee20eb1898117c5a16e1940b9e440d2078ba45b9ef031043fad25e60f025cf4567ccaae326116a5f351bbdc75472d82b241ab3fd0ab8c6c60d7eb35a3670e7bca0728d7df68f10fd83b4405841ebdefcccc5c2b74b8243a63015b573cf63589a25e791edca98061601520bbd6cd36fb31623286d362596b4940e7bf92c7388e8e757755e890453b4e5d70a773686db9bfede34ac4fe3c7cdb74be2b7c0c489d6393909a60d9ca77ad2e2666c9c6ce00ac2a88c16c23fce4ab428a63e289cb59fb87b70b6ad12fc7a59f0123091c0cda0f1058408105c6f7186d1a83baf0f0d2b7da2492db83e9bc50d2329df3e2958404065e6b7c578a97b0af7fe9d60cda04dda9208cb0770295a0c1919f53ce8772c73af906e454c2cd961615fdef23bd86e31631f2fc4d66b3fdce1679f79079da3adc183b1350eab4849e98ecd35b0a1e5daa2e4dad912b0acb47e8a28c1a50398a2d69fb64ab1a2f8eb6d7c11b5a2b85af997dee6ac2825d9f2b2988baa6ad38587def4689d29fe16cc8743862df90c1614d8f25520f8dbded3269684ffe7dc8ff809e4050f594d61269ab915d700578847c3dec4a684b6d4db1cc522c2aaa104f3c1e3cc7308d999e8c9949c44dab3dc8dfd32710b4d1ee0b7f214da96e87f5b8f7054cc7809c32e2081ade64de493a4157104c0c38f48cd3660b2fff605d86e5698acdffc338aa171c2971b912d69c2de93fc689df90c6b46a4f969e6550aba416107344ce4d62588d34fbf020669056b880c9ca62c6b48cf87d576a20fa205f62a76a5404ba094dd3a337129786353f26be01e5fd93ddb22a9433b2044762d8a20594b7f3cfe8688bf0c8daf3baef1b88dee38c7c60cb8da7f781b55c3c230153f50ceeabd6c1fab511388b17ab03b5131c11a79088933318a4e97f905243131c7d6fc0ee7bee95d8781cdf5e7a37d018587da951f57d01567f3fb01b5fd234e097a2947e92ae6e9918f94861a45c7eb84afad647a1fdbecf4870070b48ecaffb56a6897a102b3ef33eb414e1fd166b305ceddd0cbbea9052af8e36d29809182491e53a38a5cff18181873c480db11a75f3fba7ca4ad5d84d72f338872382c6b6baabea86b44c193ece221059bf4c336b117b446485e2f169a04e07fcfa75a0bf0901cf9169ef21a78c38585af3a20a73f582ee4dc10aeb70619729a82b8a3b8d922a697085548d32146a308c19250bf92eb60bca9970b9fa1b44975276822a049fb3484f4a06e1a395d6b562e31f494356f14a455fc480113f08c8f4e1d5efdd5e3f7282550d31dbf5784489bebffd315a2af0fbf937367e8af4272f87f4554a13bd18c3718423d9278a99db910f7ba2df026526cc31d99821c3aff5aa0cda5e0ed4dd76290eb622f7bb4fa7dcaa2a2f10b8b61737fd6d986b8eb282aaec970970ade371e2ce544bf40d0e4c4b2c754610ec5d75a5e381cde3bda1d6584cfd38a2cb2c3563e96261874730e3b4ec5299dddb50cc74cfbb4a8c7790985f684338a7d8fbe0a767fb0c38152c51374bccc0fb054ab42e3d452cd78ba8a5d1e90b8541f54626f7e81704e22aba004459737b442c0a0a3749beccc8b2df9137cd3b2c7c7374592ce20deee61b64fde2cd4aaace5a261ef3d70f6efb0ff7af833271e0adbb06045eada8334841a04f3a20fc9def342d06601737c60fb78c8bec8751f2d6021ec0d451b3273755f7e21ea38d243d9039899f0f2c1b6adce6c60ea26360afbdae3bf8c6e6fac0acdb4b095f2ff66fa67556196c176b1c674ba1eaffc6a79ee1a73205cdd5d5b53add2cba8b04ef7729ffe8eee424c38ba4186e2e701d1cf8b55af024148c9ac73c2f5622c70548238902ce2312a8bad19e5279c054e7b940674560e7a3b2e9fe91599daecaa8902684e5b7db37caaa8a7ee7b45a4f706ea6254de0842fced6a413c3a666fc5eff70f9bf810cc0259a082aa1ed830b102e173ea2be4650888ceee90c8edd6b285c97c0d80a4c1e4bbe3cfe186f73837c43bc9dfb8ffe158e8b97536afb418db677638bf8c70f3a1e09da71f9dbd965ae8ec858a4a26aed595c304033a5a0f88080a8d1dca8318e5bde6bcea86e7438b81ce775ef838080a2c1f2103fc9e547e5ca51fa030e0078d815f399a1cd10e93c7e25e238ca534b481cd350f10a51d82110c29fed90793c4c50d9ec6a65210fc518ac8fed717d12cd4c5e158fb97d9a22ec1f5ddc27220dbcae6e6721c952fd15041cf10f3bcce935906611462f23fa840861f68e7d6e454c2e68a124048a35c4294e0a06c8862f83cea798cb32d0cf95814b03aae3d415eda29455ea2be3642501baad2f236a6f21bcd1390e66d9d5a4fdf9780b278e019b05048f715bf720a3c03593a17f72372a83c3595f4fab40546758f74219cd434266173ff93cd45d02f86cb9a2e0bf164f003494724e255ce0f2aac252ebfc29ba220f0fd17b62ec14fcf42d2af99a4f7d41f9d0cc9b2bced386670d84e36a8fefadc1f9cfc30c5738837567fe51aba8bc2067a3d8dbee1d771bb242f898e19b0157c46fdced81a3db0722d150b1f23c5373a6c1ce7908ae33f2b8e6098c80a92e382934db9e5bd0fad2a9cd99c4ee08f88d4b49b23b2872e384ba825718a7e4444207b1c3211eea9212fa0928844b442af16945ddde8f8f254b434df2f5bcbaf30f62cff6e9a2fdec8e36a5f3df0850b0b4deb3ac1ce2f8ac489acd6b4236132a035b23b2debbb19ee5554ee8e2cb40fb99a66e1d20269fc0ca552b5b7cb73cd1b502bb1da98f1baf0a9c96d7d6398c19f679ead66039335c83e21c4aafa0d4b0472ae671f559457b08315d80a93c74b6990b1b9ebee68b48bcbddc377717e5fdba400230402e981", @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x14) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000680)=ANY=[@ANYBLOB, @ANYBLOB="c188ead1109421edd3be99f67e8b56447e8a10c319ac"]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1880.026121] 9pnet: p9_fd_create_tcp (27296): problem connecting socket to 127.0.0.1 [ 1880.026183] 9pnet: Could not find request transport: xen [ 1880.083246] 9pnet: p9_fd_create_tcp (27296): problem connecting socket to 127.0.0.1 [ 1880.120951] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:03 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:03 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000840), 0x3}, 0x4004, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01002010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') lchown(&(0x7f0000000340)='./bus\x00', 0x0, 0x0) stat(&(0x7f0000000800)='./file1\x00', &(0x7f0000000940)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) mount$fuse(0x0, &(0x7f0000000680)='./file1\x00', &(0x7f0000000780), 0x20000, &(0x7f0000000b00)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0xc000}, 0x2c, {}, 0x2c, {'group_id', 0x3d, r1}, 0x2c, {[{@max_read={'max_read', 0x3d, 0x5}}, {@blksize}, {@allow_other}, {@blksize={'blksize', 0x3d, 0x400}}, {@allow_other}, {@default_permissions}, {@blksize={'blksize', 0x3d, 0x200}}], [{@euid_lt={'euid<', 0xee01}}, {@euid_lt={'euid<', 0xee00}}, {@euid_eq={'euid', 0x3d, 0xee01}}, {@obj_type={'obj_type', 0x3d, 'security.capability\x00'}}]}}) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1880.257609] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1880.270007] 9pnet: Could not find request transport: xen [ 1880.290366] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1880.290553] 9pnet_virtio: no channels available for device syz 20:35:03 executing program 4: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad, 0x2004}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_AD_ACTOR_SYSTEM={0x8, 0x1a, @empty}, @IFLA_BOND_PEER_NOTIF_DELAY={0x8, 0x1c, 0x7}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}, 0x1, 0x0, 0x0, 0x40010}, 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000500)=ANY=[@ANYRES16=r0, @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYRESOCT=r0, @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYRES64=r1], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000780)=ANY=[@ANYBLOB="75e47065726469723d2e2f6275732c776f726b646903002e2f66696c65312c6c6f7765726069723d2e2f66696c6530c0b57655994c489595b540d8de2a0edf75ee59317a2d09195bdb9569cc4a632eb35c99d7f5e5ad2cc1485e4bb85bfdc7ff07ca4a7ffe436355148c1cde0e091e847a656f7ca95b4a6f9e4a52054e60b6c20570fd5c88d1d8cfad0642ca05fd001338788649a41fda32c88351081a62b985338af2d1468b97efc8a93c64005e9085ca901ddd34"]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1880.301204] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1880.314197] 9pnet: Could not find request transport: xen 20:35:03 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mount$overlay(0x0, &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x40080, &(0x7f0000000880)={[{@xino_on}, {@default_permissions}, {@xino_auto}, {@index_off}, {@upperdir={'upperdir', 0x3d, './file1/file0'}}, {@workdir={'workdir', 0x3d, './file0'}}], [{@smackfsfloor={'smackfsfloor', 0x3d, 'minix\x00'}}]}) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mount(&(0x7f00000002c0)=@sr0, &(0x7f00000003c0)='./file0\x00', &(0x7f0000000500)='minix\x00', 0x2210010, &(0x7f00000005c0)='9p\x00') lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000980)=ANY=[@ANYBLOB="2f01000010000000a617b8fc0b4eddb774410ea983a9ef90b689cb6fee86784e3ff2a88450d48be078b149699204dd0cb6a77d41c6b406bf9bc8193e9e570b6e39602bbfb5aa64979881e9ae8cf5a7538ba8351d0f2a5b96aa0506f6cc496c97b147a561275a0a721958a386e1212c5bdb4348b6d68c39c6bcaf5b765a82327cc04414600db77d952394b57c2055405baa6efa134aac89abee486e264db1392c842b8b07b7a08e142d14e6c1d8af8bd2e180a1e4fef4e44959f601cdc0a9081f1849f44644db14"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') sendmsg$nl_route_sched(r0, &(0x7f00000007c0)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000780)={&(0x7f0000000680)=@getchain={0x3c, 0x66, 0x200, 0x70bd2d, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {0x7, 0x5}, {0xf, 0xfff1}, {0xfff1, 0x4}}, [{0x8, 0xb, 0x1}, {0x8}, {0x8, 0xb, 0xad}]}, 0x3c}, 0x1, 0x0, 0x0, 0x30008804}, 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mount$overlay(0x0, &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x40080, &(0x7f0000000880)={[{@xino_on}, {@default_permissions}, {@xino_auto}, {@index_off}, {@upperdir={'upperdir', 0x3d, './file1/file0'}}, {@workdir={'workdir', 0x3d, './file0'}}], [{@smackfsfloor={'smackfsfloor', 0x3d, 'minix\x00'}}]}) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) mount(&(0x7f00000002c0)=@sr0, &(0x7f00000003c0)='./file0\x00', &(0x7f0000000500)='minix\x00', 0x2210010, &(0x7f00000005c0)='9p\x00') (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000980)=ANY=[@ANYBLOB="2f01000010000000a617b8fc0b4eddb774410ea983a9ef90b689cb6fee86784e3ff2a88450d48be078b149699204dd0cb6a77d41c6b406bf9bc8193e9e570b6e39602bbfb5aa64979881e9ae8cf5a7538ba8351d0f2a5b96aa0506f6cc496c97b147a561275a0a721958a386e1212c5bdb4348b6d68c39c6bcaf5b765a82327cc04414600db77d952394b57c2055405baa6efa134aac89abee486e264db1392c842b8b07b7a08e142d14e6c1d8af8bd2e180a1e4fef4e44959f601cdc0a9081f1849f44644db14"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) sendmsg$nl_route_sched(r0, &(0x7f00000007c0)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000780)={&(0x7f0000000680)=@getchain={0x3c, 0x66, 0x200, 0x70bd2d, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {0x7, 0x5}, {0xf, 0xfff1}, {0xfff1, 0x4}}, [{0x8, 0xb, 0x1}, {0x8}, {0x8, 0xb, 0xad}]}, 0x3c}, 0x1, 0x0, 0x0, 0x30008804}, 0x0) (async) 20:35:03 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:03 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:03 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) pipe2$watch_queue(&(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80) perf_event_open(&(0x7f0000000500)={0x2, 0x80, 0x7f, 0x80, 0x7f, 0x4, 0x0, 0x8001, 0x84000, 0x4, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x2, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x2, @perf_bp={&(0x7f0000000340), 0x8}, 0x2400, 0x6, 0x7f, 0xe, 0x0, 0x68, 0x7, 0x0, 0x3, 0x0, 0x7}, 0xffffffffffffffff, 0x4, r0, 0xf) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) pipe2$watch_queue(&(0x7f0000000380), 0x80) (async) perf_event_open(&(0x7f0000000500)={0x2, 0x80, 0x7f, 0x80, 0x7f, 0x4, 0x0, 0x8001, 0x84000, 0x4, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x2, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x2, @perf_bp={&(0x7f0000000340), 0x8}, 0x2400, 0x6, 0x7f, 0xe, 0x0, 0x68, 0x7, 0x0, 0x3, 0x0, 0x7}, 0xffffffffffffffff, 0x4, r0, 0xf) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1880.475906] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1880.508073] 9pnet_virtio: no channels available for device syz 20:35:03 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x1, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') (async, rerun: 32) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) (async, rerun: 32) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:03 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000840), 0x3}, 0x4004, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01002010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) lchown(&(0x7f0000000340)='./bus\x00', 0x0, 0x0) (async) stat(&(0x7f0000000800)='./file1\x00', &(0x7f0000000940)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) mount$fuse(0x0, &(0x7f0000000680)='./file1\x00', &(0x7f0000000780), 0x20000, &(0x7f0000000b00)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0xc000}, 0x2c, {}, 0x2c, {'group_id', 0x3d, r1}, 0x2c, {[{@max_read={'max_read', 0x3d, 0x5}}, {@blksize}, {@allow_other}, {@blksize={'blksize', 0x3d, 0x400}}, {@allow_other}, {@default_permissions}, {@blksize={'blksize', 0x3d, 0x200}}], [{@euid_lt={'euid<', 0xee01}}, {@euid_lt={'euid<', 0xee00}}, {@euid_eq={'euid', 0x3d, 0xee01}}, {@obj_type={'obj_type', 0x3d, 'security.capability\x00'}}]}}) (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1880.574431] overlayfs: unrecognized mount option "uperdir=./bus" or missing value [ 1880.618043] 9pnet: Could not find request transport: xen [ 1880.630118] overlayfs: overlapping lowerdir path 20:35:03 executing program 4: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async, rerun: 32) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async, rerun: 32) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async, rerun: 32) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async, rerun: 32) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad, 0x2004}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_AD_ACTOR_SYSTEM={0x8, 0x1a, @empty}, @IFLA_BOND_PEER_NOTIF_DELAY={0x8, 0x1c, 0x7}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}, 0x1, 0x0, 0x0, 0x40010}, 0x0) (async, rerun: 64) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000500)=ANY=[@ANYRES16=r0, @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYRESOCT=r0, @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYRES64=r1], 0x44, 0x0) (async, rerun: 64) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000780)=ANY=[@ANYBLOB="75e47065726469723d2e2f6275732c776f726b646903002e2f66696c65312c6c6f7765726069723d2e2f66696c6530c0b57655994c489595b540d8de2a0edf75ee59317a2d09195bdb9569cc4a632eb35c99d7f5e5ad2cc1485e4bb85bfdc7ff07ca4a7ffe436355148c1cde0e091e847a656f7ca95b4a6f9e4a52054e60b6c20570fd5c88d1d8cfad0642ca05fd001338788649a41fda32c88351081a62b985338af2d1468b97efc8a93c64005e9085ca901ddd34"]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async, rerun: 32) chdir(&(0x7f00000001c0)='./bus\x00') (rerun: 32) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1880.665642] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1880.682578] 9pnet: Could not find request transport: xen 20:35:03 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) rmdir(&(0x7f0000000500)='./file1\x00') creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1880.721556] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1880.741482] overlayfs: 'file0' not a directory [ 1880.751644] 9pnet_virtio: no channels available for device syz [ 1880.760789] 9pnet_virtio: no channels available for device syz 20:35:04 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000840), 0x3}, 0x4004, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01002010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) lchown(&(0x7f0000000340)='./bus\x00', 0x0, 0x0) (async) stat(&(0x7f0000000800)='./file1\x00', &(0x7f0000000940)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0}) mount$fuse(0x0, &(0x7f0000000680)='./file1\x00', &(0x7f0000000780), 0x20000, &(0x7f0000000b00)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0xc000}, 0x2c, {}, 0x2c, {'group_id', 0x3d, r1}, 0x2c, {[{@max_read={'max_read', 0x3d, 0x5}}, {@blksize}, {@allow_other}, {@blksize={'blksize', 0x3d, 0x400}}, {@allow_other}, {@default_permissions}, {@blksize={'blksize', 0x3d, 0x200}}], [{@euid_lt={'euid<', 0xee01}}, {@euid_lt={'euid<', 0xee00}}, {@euid_eq={'euid', 0x3d, 0xee01}}, {@obj_type={'obj_type', 0x3d, 'security.capability\x00'}}]}}) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:04 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mount$overlay(0x0, &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x40080, &(0x7f0000000880)={[{@xino_on}, {@default_permissions}, {@xino_auto}, {@index_off}, {@upperdir={'upperdir', 0x3d, './file1/file0'}}, {@workdir={'workdir', 0x3d, './file0'}}], [{@smackfsfloor={'smackfsfloor', 0x3d, 'minix\x00'}}]}) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mount(&(0x7f00000002c0)=@sr0, &(0x7f00000003c0)='./file0\x00', &(0x7f0000000500)='minix\x00', 0x2210010, &(0x7f00000005c0)='9p\x00') lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000980)=ANY=[@ANYBLOB="2f01000010000000a617b8fc0b4eddb774410ea983a9ef90b689cb6fee86784e3ff2a88450d48be078b149699204dd0cb6a77d41c6b406bf9bc8193e9e570b6e39602bbfb5aa64979881e9ae8cf5a7538ba8351d0f2a5b96aa0506f6cc496c97b147a561275a0a721958a386e1212c5bdb4348b6d68c39c6bcaf5b765a82327cc04414600db77d952394b57c2055405baa6efa134aac89abee486e264db1392c842b8b07b7a08e142d14e6c1d8af8bd2e180a1e4fef4e44959f601cdc0a9081f1849f44644db14"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') sendmsg$nl_route_sched(r0, &(0x7f00000007c0)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000780)={&(0x7f0000000680)=@getchain={0x3c, 0x66, 0x200, 0x70bd2d, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {0x7, 0x5}, {0xf, 0xfff1}, {0xfff1, 0x4}}, [{0x8, 0xb, 0x1}, {0x8}, {0x8, 0xb, 0xad}]}, 0x3c}, 0x1, 0x0, 0x0, 0x30008804}, 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mount$overlay(0x0, &(0x7f0000000800)='./bus\x00', &(0x7f0000000840), 0x40080, &(0x7f0000000880)={[{@xino_on}, {@default_permissions}, {@xino_auto}, {@index_off}, {@upperdir={'upperdir', 0x3d, './file1/file0'}}, {@workdir={'workdir', 0x3d, './file0'}}], [{@smackfsfloor={'smackfsfloor', 0x3d, 'minix\x00'}}]}) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) mount(&(0x7f00000002c0)=@sr0, &(0x7f00000003c0)='./file0\x00', &(0x7f0000000500)='minix\x00', 0x2210010, &(0x7f00000005c0)='9p\x00') (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000980)=ANY=[@ANYBLOB="2f01000010000000a617b8fc0b4eddb774410ea983a9ef90b689cb6fee86784e3ff2a88450d48be078b149699204dd0cb6a77d41c6b406bf9bc8193e9e570b6e39602bbfb5aa64979881e9ae8cf5a7538ba8351d0f2a5b96aa0506f6cc496c97b147a561275a0a721958a386e1212c5bdb4348b6d68c39c6bcaf5b765a82327cc04414600db77d952394b57c2055405baa6efa134aac89abee486e264db1392c842b8b07b7a08e142d14e6c1d8af8bd2e180a1e4fef4e44959f601cdc0a9081f1849f44644db14"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) sendmsg$nl_route_sched(r0, &(0x7f00000007c0)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000780)={&(0x7f0000000680)=@getchain={0x3c, 0x66, 0x200, 0x70bd2d, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {0x7, 0x5}, {0xf, 0xfff1}, {0xfff1, 0x4}}, [{0x8, 0xb, 0x1}, {0x8}, {0x8, 0xb, 0xad}]}, 0x3c}, 0x1, 0x0, 0x0, 0x30008804}, 0x0) (async) [ 1880.851229] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 1880.867766] overlayfs: unrecognized mount option "uperdir=./bus" or missing value [ 1880.870600] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1880.893800] 9pnet: Could not find request transport: xen 20:35:04 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1880.958112] (unnamed net_device) (uninitialized): option primary: mode dependency failed, not supported in mode broadcast(3) [ 1880.974520] 9pnet_virtio: no channels available for device syz 20:35:04 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB='/\x00'], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1881.007064] overlayfs: failed to resolve './file1': -2 20:35:04 executing program 4: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) (async) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad, 0x2004}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_AD_ACTOR_SYSTEM={0x8, 0x1a, @empty}, @IFLA_BOND_PEER_NOTIF_DELAY={0x8, 0x1c, 0x7}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}, 0x1, 0x0, 0x0, 0x40010}, 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000500)=ANY=[@ANYRES16=r0, @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYRESOCT=r0, @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYRES64=r1], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000780)=ANY=[@ANYBLOB="75e47065726469723d2e2f6275732c776f726b646903002e2f66696c65312c6c6f7765726069723d2e2f66696c6530c0b57655994c489595b540d8de2a0edf75ee59317a2d09195bdb9569cc4a632eb35c99d7f5e5ad2cc1485e4bb85bfdc7ff07ca4a7ffe436355148c1cde0e091e847a656f7ca95b4a6f9e4a52054e60b6c20570fd5c88d1d8cfad0642ca05fd001338788649a41fda32c88351081a62b985338af2d1468b97efc8a93c64005e9085ca901ddd34"]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1881.075424] 9pnet: Could not find request transport: xen 20:35:04 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) pipe2$watch_queue(&(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80) perf_event_open(&(0x7f0000000500)={0x2, 0x80, 0x7f, 0x80, 0x7f, 0x4, 0x0, 0x8001, 0x84000, 0x4, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x2, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x2, @perf_bp={&(0x7f0000000340), 0x8}, 0x2400, 0x6, 0x7f, 0xe, 0x0, 0x68, 0x7, 0x0, 0x3, 0x0, 0x7}, 0xffffffffffffffff, 0x4, r0, 0xf) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) pipe2$watch_queue(&(0x7f0000000380), 0x80) (async) perf_event_open(&(0x7f0000000500)={0x2, 0x80, 0x7f, 0x80, 0x7f, 0x4, 0x0, 0x8001, 0x84000, 0x4, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x2, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x2, 0x2, @perf_bp={&(0x7f0000000340), 0x8}, 0x2400, 0x6, 0x7f, 0xe, 0x0, 0x68, 0x7, 0x0, 0x3, 0x0, 0x7}, 0xffffffffffffffff, 0x4, r0, 0xf) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1881.150127] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1881.164084] 9pnet: Could not find request transport: xen 20:35:04 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) rmdir(&(0x7f0000000500)='./file1\x00') creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) rmdir(&(0x7f0000000500)='./file1\x00') (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:04 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000380)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="94a16da578360b8bdac02e85d17f3b25c929e20c8b73a6a000001d00", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) chdir(&(0x7f0000000340)='./file1\x00') mount(&(0x7f00000003c0)=@nbd={'/dev/nbd', 0x0}, &(0x7f0000000500)='./file0\x00', &(0x7f0000000540)='nfs4\x00', 0x808000, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1881.192452] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:04 executing program 1: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_LP_INTERVAL={0x8, 0x13, 0x8}, @IFLA_BOND_PRIMARY_RESELECT={0x5}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) mount$overlay(0x0, &(0x7f00000002c0)='./file1\x00', &(0x7f0000000080), 0x10ca030, &(0x7f00000003c0)=ANY=[@ANYRESHEX=r0, @ANYRESOCT=r1, @ANYRESOCT=r4]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1881.320714] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1881.340953] 9pnet_virtio: no channels available for device syz 20:35:04 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1881.370137] 9pnet: Could not find request transport: xen [ 1881.373018] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1881.424453] overlayfs: failed to resolve './file1': -2 20:35:04 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB='/\x00'], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:04 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000380)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="94a16da578360b8bdac02e85d17f3b25c929e20c8b73a6a000001d00", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) chdir(&(0x7f0000000340)='./file1\x00') mount(&(0x7f00000003c0)=@nbd={'/dev/nbd', 0x0}, &(0x7f0000000500)='./file0\x00', &(0x7f0000000540)='nfs4\x00', 0x808000, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1881.495268] 9pnet: Could not find request transport: xen 20:35:04 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) mount(&(0x7f0000000340)=@nbd={'/dev/nbd', 0x0}, &(0x7f0000000380)='./file1\x00', &(0x7f0000000500)='configfs\x00', 0x8080, &(0x7f0000000540)='overlay\x00') creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) mount$overlay(0x0, &(0x7f00000005c0)='./file1\x00', &(0x7f0000000680), 0x2010800, &(0x7f0000000800)={[{@index_on}, {@workdir={'workdir', 0x3d, './file1'}}], [{@defcontext={'defcontext', 0x3d, 'staff_u'}}, {@euid_gt={'euid>', 0xee01}}, {@dont_hash}, {@fowner_lt={'fowner<', r1}}, {@euid_gt={'euid>', 0xee00}}, {@uid_gt={'uid>', 0xee01}}, {@obj_type={'obj_type', 0x3d, '(,\xf4+,&$@'}}, {@euid_gt={'euid>', 0xee00}}, {@smackfsfloor={'smackfsfloor', 0x3d, 'syz\x00'}}]}) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:04 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) rmdir(&(0x7f0000000500)='./file1\x00') creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:04 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB='/\x00'], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1881.637773] 9pnet: Could not find request transport: xen [ 1881.683218] overlayfs: './file0' not a directory 20:35:05 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async, rerun: 64) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async, rerun: 64) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000380)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="94a16da578360b8bdac02e85d17f3b25c929e20c8b73a6a000001d00", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) chdir(&(0x7f0000000340)='./file1\x00') (async) mount(&(0x7f00000003c0)=@nbd={'/dev/nbd', 0x0}, &(0x7f0000000500)='./file0\x00', &(0x7f0000000540)='nfs4\x00', 0x808000, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1881.767490] overlayfs: failed to resolve './file1': -2 [ 1881.783385] 9pnet: Could not find request transport: xen 20:35:05 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) rmdir(&(0x7f0000000500)='./file1\x00') creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f64", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:05 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYRES16=0x0], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:05 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1881.818648] 9pnet_virtio: no channels available for device syz [ 1881.884503] overlayfs: failed to resolve './file1': -2 [ 1881.904356] overlayfs: maximum fs stacking depth exceeded [ 1881.915299] device bond82 entered promiscuous mode [ 1881.931329] overlayfs: unrecognized mount option "defcontext=staff_u" or missing value [ 1881.960278] IPv6: ADDRCONF(NETDEV_UP): bond82: link is not ready [ 1881.960828] overlayfs: 'file0' not a directory [ 1881.981330] 8021q: adding VLAN 0 to HW filter on device bond82 [ 1881.987302] overlayfs: workdir and upperdir must reside under the same mount [ 1882.028606] 9pnet: Could not find request transport: xen 20:35:05 executing program 1: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_LP_INTERVAL={0x8, 0x13, 0x8}, @IFLA_BOND_PRIMARY_RESELECT={0x5}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) mount$overlay(0x0, &(0x7f00000002c0)='./file1\x00', &(0x7f0000000080), 0x10ca030, &(0x7f00000003c0)=ANY=[@ANYRESHEX=r0, @ANYRESOCT=r1, @ANYRESOCT=r4]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) socket$nl_route(0x10, 0x3, 0x0) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_LP_INTERVAL={0x8, 0x13, 0x8}, @IFLA_BOND_PRIMARY_RESELECT={0x5}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}}, 0x0) (async) socket$nl_route(0x10, 0x3, 0x0) (async) mount$overlay(0x0, &(0x7f00000002c0)='./file1\x00', &(0x7f0000000080), 0x10ca030, &(0x7f00000003c0)=ANY=[@ANYRESHEX=r0, @ANYRESOCT=r1, @ANYRESOCT=r4]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1882.082854] overlayfs: failed to resolve './file1': -2 [ 1882.102935] 9pnet_virtio: no channels available for device syz [ 1882.106486] overlayfs: 'file0' not a directory 20:35:05 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYRES16=0x0], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYRES16=0x0], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:05 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) mount(&(0x7f0000000340)=@nbd={'/dev/nbd', 0x0}, &(0x7f0000000380)='./file1\x00', &(0x7f0000000500)='configfs\x00', 0x8080, &(0x7f0000000540)='overlay\x00') creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) r0 = socket$netlink(0x10, 0x3, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) mount$overlay(0x0, &(0x7f00000005c0)='./file1\x00', &(0x7f0000000680), 0x2010800, &(0x7f0000000800)={[{@index_on}, {@workdir={'workdir', 0x3d, './file1'}}], [{@defcontext={'defcontext', 0x3d, 'staff_u'}}, {@euid_gt={'euid>', 0xee01}}, {@dont_hash}, {@fowner_lt={'fowner<', r1}}, {@euid_gt={'euid>', 0xee00}}, {@uid_gt={'uid>', 0xee01}}, {@obj_type={'obj_type', 0x3d, '(,\xf4+,&$@'}}, {@euid_gt={'euid>', 0xee00}}, {@smackfsfloor={'smackfsfloor', 0x3d, 'syz\x00'}}]}) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1882.141315] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1882.157463] overlayfs: 'file0' not a directory 20:35:05 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1882.219287] overlayfs: failed to resolve './file1': -2 [ 1882.232938] overlayfs: 'file0' not a directory [ 1882.244530] 9pnet: Could not find request transport: xen 20:35:05 executing program 0: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_LP_INTERVAL={0x8, 0x13, 0x8}, @IFLA_BOND_PRIMARY_RESELECT={0x5}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) mount$overlay(0x0, &(0x7f00000002c0)='./file1\x00', &(0x7f0000000080), 0x10ca030, &(0x7f00000003c0)=ANY=[@ANYRESHEX=r0, @ANYRESOCT=r1, @ANYRESOCT=r4]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1882.278987] overlayfs: 'file0' not a directory [ 1882.307711] overlayfs: unrecognized mount option "defcontext=staff_u" or missing value [ 1882.323894] 9pnet: Could not find request transport: xen [ 1882.338492] overlayfs: 'file0' not a directory [ 1882.378629] overlayfs: 'file0' not a directory 20:35:05 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async, rerun: 32) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async, rerun: 32) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) mount(&(0x7f0000000340)=@nbd={'/dev/nbd', 0x0}, &(0x7f0000000380)='./file1\x00', &(0x7f0000000500)='configfs\x00', 0x8080, &(0x7f0000000540)='overlay\x00') creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) r0 = socket$netlink(0x10, 0x3, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) (async) mount$overlay(0x0, &(0x7f00000005c0)='./file1\x00', &(0x7f0000000680), 0x2010800, &(0x7f0000000800)={[{@index_on}, {@workdir={'workdir', 0x3d, './file1'}}], [{@defcontext={'defcontext', 0x3d, 'staff_u'}}, {@euid_gt={'euid>', 0xee01}}, {@dont_hash}, {@fowner_lt={'fowner<', r1}}, {@euid_gt={'euid>', 0xee00}}, {@uid_gt={'uid>', 0xee01}}, {@obj_type={'obj_type', 0x3d, '(,\xf4+,&$@'}}, {@euid_gt={'euid>', 0xee00}}, {@smackfsfloor={'smackfsfloor', 0x3d, 'syz\x00'}}]}) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1882.412850] 9pnet: Could not find request transport: xen [ 1882.443589] overlayfs: 'file0' not a directory [ 1882.486760] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1882.502991] overlayfs: 'file0' not a directory [ 1882.511712] 9pnet_virtio: no channels available for device syz [ 1882.522079] overlayfs: 'file0' not a directory [ 1882.569383] 9pnet: Could not find request transport: xen [ 1882.592802] overlayfs: 'file0' not a directory [ 1882.608442] 9pnet_virtio: no channels available for device syz [ 1882.614239] device bond83 entered promiscuous mode [ 1882.622533] IPv6: ADDRCONF(NETDEV_UP): bond83: link is not ready [ 1882.629600] 8021q: adding VLAN 0 to HW filter on device bond83 20:35:05 executing program 1: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_LP_INTERVAL={0x8, 0x13, 0x8}, @IFLA_BOND_PRIMARY_RESELECT={0x5}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) mount$overlay(0x0, &(0x7f00000002c0)='./file1\x00', &(0x7f0000000080), 0x10ca030, &(0x7f00000003c0)=ANY=[@ANYRESHEX=r0, @ANYRESOCT=r1, @ANYRESOCT=r4]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) socket$nl_route(0x10, 0x3, 0x0) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_LP_INTERVAL={0x8, 0x13, 0x8}, @IFLA_BOND_PRIMARY_RESELECT={0x5}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}}, 0x0) (async) socket$nl_route(0x10, 0x3, 0x0) (async) mount$overlay(0x0, &(0x7f00000002c0)='./file1\x00', &(0x7f0000000080), 0x10ca030, &(0x7f00000003c0)=ANY=[@ANYRESHEX=r0, @ANYRESOCT=r1, @ANYRESOCT=r4]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:05 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000340)='./file0\x00', 0x70) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:05 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1882.716123] overlayfs: './file0' not a directory [ 1882.723524] overlayfs: overlapping lowerdir path [ 1882.729765] overlayfs: overlapping lowerdir path [ 1882.735842] overlayfs: overlapping lowerdir path [ 1882.742655] overlayfs: overlapping lowerdir path [ 1882.749387] overlayfs: overlapping lowerdir path [ 1882.771001] overlayfs: overlapping lowerdir path [ 1882.777744] overlayfs: unrecognized mount option "defcontext=staff_u" or missing value [ 1882.792086] 9pnet: Could not find request transport: xen [ 1882.793089] overlayfs: overlapping lowerdir path 20:35:06 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYRES16=0x0], 0x44, 0x0) (async, rerun: 64) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async, rerun: 64) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async, rerun: 64) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async, rerun: 64) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1882.831200] overlayfs: 'file0' not a directory [ 1882.889610] overlayfs: 'file0' not a directory [ 1882.931368] overlayfs: 'file0' not a directory [ 1882.959627] overlayfs: 'file0' not a directory [ 1882.974516] 9pnet: Could not find request transport: xen [ 1882.992454] overlayfs: 'file0' not a directory [ 1883.019489] overlayfs: 'file0' not a directory [ 1883.035067] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1883.062967] overlayfs: 'file0' not a directory [ 1883.069242] overlayfs: 'file0' not a directory [ 1883.079335] overlayfs: 'file0' not a directory [ 1883.102201] 9pnet_virtio: no channels available for device syz [ 1883.110273] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1883.113169] overlayfs: 'file0' not a directory [ 1883.132995] 9pnet: Could not find request transport: xen 20:35:06 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000340)='./file0\x00', 0x70) (async, rerun: 64) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async, rerun: 64) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async, rerun: 32) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async, rerun: 32) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1883.187042] overlayfs: 'file0' not a directory 20:35:06 executing program 3: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000340)='./bus/file0\x00', &(0x7f00000000c0), 0x8, &(0x7f0000000480)=ANY=[@ANYRES64=r0]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000800)=ANY=[@ANYRESHEX=r1, @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES8, @ANYBLOB="02000400", @ANYRESDEC=r0, @ANYRES8=r3, @ANYRES16, @ANYRES16=r2, @ANYRESDEC=r3, @ANYRESOCT=r0], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000680)=ANY=[@ANYBLOB="d8817ffa084a611081de49ec6c54226f9fb1a99c013c05c98630bf825a242d9da1"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1883.229742] device bond44 entered promiscuous mode [ 1883.230582] overlayfs: 'file0' not a directory [ 1883.260565] IPv6: ADDRCONF(NETDEV_UP): bond44: link is not ready [ 1883.266538] overlayfs: 'file0' not a directory [ 1883.273813] 8021q: adding VLAN 0 to HW filter on device bond44 20:35:06 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:06 executing program 0: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_LP_INTERVAL={0x8, 0x13, 0x8}, @IFLA_BOND_PRIMARY_RESELECT={0x5}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}}, 0x0) r4 = socket$nl_route(0x10, 0x3, 0x0) mount$overlay(0x0, &(0x7f00000002c0)='./file1\x00', &(0x7f0000000080), 0x10ca030, &(0x7f00000003c0)=ANY=[@ANYRESHEX=r0, @ANYRESOCT=r1, @ANYRESOCT=r4]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1883.331475] overlayfs: 'file0' not a directory 20:35:06 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000340)='./file0\x00', 0x70) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000340)='./file0\x00', 0x70) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:06 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) syz_mount_image$jfs(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x80000c9, 0x1, &(0x7f0000000080)=[{&(0x7f0000000180)="2052846447cc6ec00055b879f3dc572283c1dd5ce8de9317b9db7ae356ecd08f29fc71829a277dbe2f43f57f825476b62db76f793c0e5ded454ff7f5a5b19139d4fe96e5608e67e5193c3fcaff6a3181e8e918d7ae2a410f5c2fd33073a975e41b09704eafa8351e633055c3f0d0c55bba8d8383bf7bab0edbe31c05cfd92dbd21cd2a4cb061ccb6b689dd699874bc464b40d974b79287f9e58db5b045b96b5a3ba6ae5c200f4ed885c2ec5cf604b2e1e060866094bbb0b5ae792bf415733bb9221fa6a2e5080bfe94", 0xc9, 0x1000}], 0x5, &(0x7f00000000c0)={[{@iocharset={'iocharset', 0x3d, 'macturkish'}, 0x3b}, {@discard_size={'discard', 0x3d, 0xffffffffffff7ae1}}, {@uid}, {@umask={'umask', 0x3d, 0x9}}, {@discard}]}, 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000280)='./file0\x00', &(0x7f0000000080), 0x10000, &(0x7f0000000280)=ANY=[]) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') r1 = bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000500), 0x4) ioctl$NS_GET_OWNER_UID(r0, 0xb704, &(0x7f00000005c0)=0x0) newfstatat(0xffffffffffffff9c, &(0x7f0000000640)='./bus\x00', &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x1000) mount$9p_fd(0x0, &(0x7f00000003c0)='./bus\x00', &(0x7f0000000440), 0x810040, &(0x7f0000000b40)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1, @ANYBLOB=',version=9p2000.u,nodevmap,cache=none,afid=0x0000000000000007,cachetag=system.posix_acl_default\x00,access=user,version=9p2000.L,dfltuid=', @ANYRESHEX=r2, @ANYBLOB=',fscontext=unconfined_u,subj_user=),,fsname=9p\x00,fowner>', @ANYRESDEC=0xee01, @ANYBLOB=',euid=', @ANYRESDEC=r3, @ANYBLOB=',uid<', @ANYRESDEC=0xee01, @ANYBLOB="2c736d61636b66736861743d636f6e6669676673002c646f6e745f686173682c7375626a5f757365723d2925242c6673757569643d64653431663736642d033334322d0338006d64db722366c8e1b452f3cf3ab9ccb867c1439af5e7eb5bdafdfd5d00"/119]) rename(0x0, 0x0) accept$unix(r0, 0x0, &(0x7f0000000680)) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f00000002c0)='./bus\x00', &(0x7f0000000100)='./file0\x00') 20:35:06 executing program 2: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000340)=0x100000001) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f0000000380)='system.posix_acl_default\x00', &(0x7f0000000380)=ANY=[], 0x44, 0x2) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1883.365463] overlayfs: 'file0' not a directory [ 1883.378647] overlayfs: 'file0' not a directory [ 1883.511379] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1883.550610] 9pnet_virtio: no channels available for device syz [ 1883.559703] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1883.606730] 9pnet: Could not find request transport: xen [ 1883.660480] 9pnet_virtio: no channels available for device syz 20:35:06 executing program 3: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000340)='./bus/file0\x00', &(0x7f00000000c0), 0x8, &(0x7f0000000480)=ANY=[@ANYRES64=r0]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000800)=ANY=[@ANYRESHEX=r1, @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES8, @ANYBLOB="02000400", @ANYRESDEC=r0, @ANYRES8=r3, @ANYRES16, @ANYRES16=r2, @ANYRESDEC=r3, @ANYRESOCT=r0], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000680)=ANY=[@ANYBLOB="d8817ffa084a611081de49ec6c54226f9fb1a99c013c05c98630bf825a242d9da1"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1883.704257] overlayfs: 'file0' not a directory [ 1883.718390] 9pnet: Could not find request transport: xen 20:35:07 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000, 0x4}, 0x40, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0xfffffffc, 0x0, 0x8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="12000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') bind$netlink(r0, &(0x7f0000000340)={0x10, 0x0, 0x25dfdbfc, 0x40000000}, 0xc) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1883.753779] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1883.765418] overlayfs: unrecognized mount option "./file0" or missing value [ 1883.766759] 9pnet: Insufficient options for proto=fd [ 1883.767498] 9pnet: Could not find request transport: xen 20:35:07 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) syz_mount_image$jfs(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x80000c9, 0x1, &(0x7f0000000080)=[{&(0x7f0000000180)="2052846447cc6ec00055b879f3dc572283c1dd5ce8de9317b9db7ae356ecd08f29fc71829a277dbe2f43f57f825476b62db76f793c0e5ded454ff7f5a5b19139d4fe96e5608e67e5193c3fcaff6a3181e8e918d7ae2a410f5c2fd33073a975e41b09704eafa8351e633055c3f0d0c55bba8d8383bf7bab0edbe31c05cfd92dbd21cd2a4cb061ccb6b689dd699874bc464b40d974b79287f9e58db5b045b96b5a3ba6ae5c200f4ed885c2ec5cf604b2e1e060866094bbb0b5ae792bf415733bb9221fa6a2e5080bfe94", 0xc9, 0x1000}], 0x5, &(0x7f00000000c0)={[{@iocharset={'iocharset', 0x3d, 'macturkish'}, 0x3b}, {@discard_size={'discard', 0x3d, 0xffffffffffff7ae1}}, {@uid}, {@umask={'umask', 0x3d, 0x9}}, {@discard}]}, 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000280)='./file0\x00', &(0x7f0000000080), 0x10000, &(0x7f0000000280)=ANY=[]) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') r1 = bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000500), 0x4) ioctl$NS_GET_OWNER_UID(r0, 0xb704, &(0x7f00000005c0)=0x0) (async) newfstatat(0xffffffffffffff9c, &(0x7f0000000640)='./bus\x00', &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x1000) mount$9p_fd(0x0, &(0x7f00000003c0)='./bus\x00', &(0x7f0000000440), 0x810040, &(0x7f0000000b40)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1, @ANYBLOB=',version=9p2000.u,nodevmap,cache=none,afid=0x0000000000000007,cachetag=system.posix_acl_default\x00,access=user,version=9p2000.L,dfltuid=', @ANYRESHEX=r2, @ANYBLOB=',fscontext=unconfined_u,subj_user=),,fsname=9p\x00,fowner>', @ANYRESDEC=0xee01, @ANYBLOB=',euid=', @ANYRESDEC=r3, @ANYBLOB=',uid<', @ANYRESDEC=0xee01, @ANYBLOB="2c736d61636b66736861743d636f6e6669676673002c646f6e745f686173682c7375626a5f757365723d2925242c6673757569643d64653431663736642d033334322d0338006d64db722366c8e1b452f3cf3ab9ccb867c1439af5e7eb5bdafdfd5d00"/119]) (async) rename(0x0, 0x0) (async) accept$unix(r0, 0x0, &(0x7f0000000680)) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f00000002c0)='./bus\x00', &(0x7f0000000100)='./file0\x00') [ 1883.800880] JFS: charset not found [ 1883.861061] overlayfs: './file0' not a directory 20:35:07 executing program 2: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000340)=0x100000001) (async, rerun: 64) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async, rerun: 64) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async, rerun: 32) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async, rerun: 32) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f0000000380)='system.posix_acl_default\x00', &(0x7f0000000380)=ANY=[], 0x44, 0x2) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async, rerun: 64) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (rerun: 64) 20:35:07 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1883.904189] 9pnet: Could not find request transport: xen [ 1883.924332] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1883.991332] overlayfs: failed to resolve './file1': -2 [ 1884.012872] 9pnet: Could not find request transport: xen 20:35:07 executing program 3: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000340)='./bus/file0\x00', &(0x7f00000000c0), 0x8, &(0x7f0000000480)=ANY=[@ANYRES64=r0]) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) r1 = socket$nl_route(0x10, 0x3, 0x0) (async) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000800)=ANY=[@ANYRESHEX=r1, @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES8, @ANYBLOB="02000400", @ANYRESDEC=r0, @ANYRES8=r3, @ANYRES16, @ANYRES16=r2, @ANYRESDEC=r3, @ANYRESOCT=r0], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000680)=ANY=[@ANYBLOB="d8817ffa084a611081de49ec6c54226f9fb1a99c013c05c98630bf825a242d9da1"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1884.121167] device bond45 entered promiscuous mode [ 1884.125590] overlayfs: unrecognized mount option "./file0" or missing value [ 1884.128878] IPv6: ADDRCONF(NETDEV_UP): bond45: link is not ready [ 1884.140192] 9pnet: Insufficient options for proto=fd [ 1884.146804] 8021q: adding VLAN 0 to HW filter on device bond45 20:35:07 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000, 0x4}, 0x40, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0xfffffffc, 0x0, 0x8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="12000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') bind$netlink(r0, &(0x7f0000000340)={0x10, 0x0, 0x25dfdbfc, 0x40000000}, 0xc) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x4, 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, 0x0, @perf_config_ext={0xc000000000000, 0x4}, 0x40, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0xfffffffc, 0x0, 0x8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="12000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) bind$netlink(r0, &(0x7f0000000340)={0x10, 0x0, 0x25dfdbfc, 0x40000000}, 0xc) (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:07 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) syz_mount_image$jfs(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x80000c9, 0x1, &(0x7f0000000080)=[{&(0x7f0000000180)="2052846447cc6ec00055b879f3dc572283c1dd5ce8de9317b9db7ae356ecd08f29fc71829a277dbe2f43f57f825476b62db76f793c0e5ded454ff7f5a5b19139d4fe96e5608e67e5193c3fcaff6a3181e8e918d7ae2a410f5c2fd33073a975e41b09704eafa8351e633055c3f0d0c55bba8d8383bf7bab0edbe31c05cfd92dbd21cd2a4cb061ccb6b689dd699874bc464b40d974b79287f9e58db5b045b96b5a3ba6ae5c200f4ed885c2ec5cf604b2e1e060866094bbb0b5ae792bf415733bb9221fa6a2e5080bfe94", 0xc9, 0x1000}], 0x5, &(0x7f00000000c0)={[{@iocharset={'iocharset', 0x3d, 'macturkish'}, 0x3b}, {@discard_size={'discard', 0x3d, 0xffffffffffff7ae1}}, {@uid}, {@umask={'umask', 0x3d, 0x9}}, {@discard}]}, 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000280)='./file0\x00', &(0x7f0000000080), 0x10000, &(0x7f0000000280)=ANY=[]) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') r1 = bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000500), 0x4) ioctl$NS_GET_OWNER_UID(r0, 0xb704, &(0x7f00000005c0)=0x0) newfstatat(0xffffffffffffff9c, &(0x7f0000000640)='./bus\x00', &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x1000) mount$9p_fd(0x0, &(0x7f00000003c0)='./bus\x00', &(0x7f0000000440), 0x810040, &(0x7f0000000b40)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1, @ANYBLOB=',version=9p2000.u,nodevmap,cache=none,afid=0x0000000000000007,cachetag=system.posix_acl_default\x00,access=user,version=9p2000.L,dfltuid=', @ANYRESHEX=r2, @ANYBLOB=',fscontext=unconfined_u,subj_user=),,fsname=9p\x00,fowner>', @ANYRESDEC=0xee01, @ANYBLOB=',euid=', @ANYRESDEC=r3, @ANYBLOB=',uid<', @ANYRESDEC=0xee01, @ANYBLOB="2c736d61636b66736861743d636f6e6669676673002c646f6e745f686173682c7375626a5f757365723d2925242c6673757569643d64653431663736642d033334322d0338006d64db722366c8e1b452f3cf3ab9ccb867c1439af5e7eb5bdafdfd5d00"/119]) rename(0x0, 0x0) accept$unix(r0, 0x0, &(0x7f0000000680)) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f00000002c0)='./bus\x00', &(0x7f0000000100)='./file0\x00') [ 1884.167192] 9pnet: Could not find request transport: xen [ 1884.167912] JFS: charset not found 20:35:07 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) syz_mount_image$jfs(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x80000c9, 0x1, &(0x7f0000000080)=[{&(0x7f0000000180)="2052846447cc6ec00055b879f3dc572283c1dd5ce8de9317b9db7ae356ecd08f29fc71829a277dbe2f43f57f825476b62db76f793c0e5ded454ff7f5a5b19139d4fe96e5608e67e5193c3fcaff6a3181e8e918d7ae2a410f5c2fd33073a975e41b09704eafa8351e633055c3f0d0c55bba8d8383bf7bab0edbe31c05cfd92dbd21cd2a4cb061ccb6b689dd699874bc464b40d974b79287f9e58db5b045b96b5a3ba6ae5c200f4ed885c2ec5cf604b2e1e060866094bbb0b5ae792bf415733bb9221fa6a2e5080bfe94", 0xc9, 0x1000}], 0x5, &(0x7f00000000c0)={[{@iocharset={'iocharset', 0x3d, 'macturkish'}, 0x3b}, {@discard_size={'discard', 0x3d, 0xffffffffffff7ae1}}, {@uid}, {@umask={'umask', 0x3d, 0x9}}, {@discard}]}, 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000280)='./file0\x00', &(0x7f0000000080), 0x10000, &(0x7f0000000280)=ANY=[]) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') r1 = bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000500), 0x4) ioctl$NS_GET_OWNER_UID(r0, 0xb704, &(0x7f00000005c0)=0x0) newfstatat(0xffffffffffffff9c, &(0x7f0000000640)='./bus\x00', &(0x7f0000000780)={0x0, 0x0, 0x0, 0x0, 0x0}, 0x1000) mount$9p_fd(0x0, &(0x7f00000003c0)='./bus\x00', &(0x7f0000000440), 0x810040, &(0x7f0000000b40)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1, @ANYBLOB=',version=9p2000.u,nodevmap,cache=none,afid=0x0000000000000007,cachetag=system.posix_acl_default\x00,access=user,version=9p2000.L,dfltuid=', @ANYRESHEX=r2, @ANYBLOB=',fscontext=unconfined_u,subj_user=),,fsname=9p\x00,fowner>', @ANYRESDEC=0xee01, @ANYBLOB=',euid=', @ANYRESDEC=r3, @ANYBLOB=',uid<', @ANYRESDEC=0xee01, @ANYBLOB="2c736d61636b66736861743d636f6e6669676673002c646f6e745f686173682c7375626a5f757365723d2925242c6673757569643d64653431663736642d033334322d0338006d64db722366c8e1b452f3cf3ab9ccb867c1439af5e7eb5bdafdfd5d00"/119]) rename(0x0, 0x0) accept$unix(r0, 0x0, &(0x7f0000000680)) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f00000002c0)='./bus\x00', &(0x7f0000000100)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) syz_mount_image$jfs(&(0x7f0000000000), &(0x7f0000000040)='./file0\x00', 0x80000c9, 0x1, &(0x7f0000000080)=[{&(0x7f0000000180)="2052846447cc6ec00055b879f3dc572283c1dd5ce8de9317b9db7ae356ecd08f29fc71829a277dbe2f43f57f825476b62db76f793c0e5ded454ff7f5a5b19139d4fe96e5608e67e5193c3fcaff6a3181e8e918d7ae2a410f5c2fd33073a975e41b09704eafa8351e633055c3f0d0c55bba8d8383bf7bab0edbe31c05cfd92dbd21cd2a4cb061ccb6b689dd699874bc464b40d974b79287f9e58db5b045b96b5a3ba6ae5c200f4ed885c2ec5cf604b2e1e060866094bbb0b5ae792bf415733bb9221fa6a2e5080bfe94", 0xc9, 0x1000}], 0x5, &(0x7f00000000c0)={[{@iocharset={'iocharset', 0x3d, 'macturkish'}, 0x3b}, {@discard_size={'discard', 0x3d, 0xffffffffffff7ae1}}, {@uid}, {@umask={'umask', 0x3d, 0x9}}, {@discard}]}, 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000280)='./file0\x00', &(0x7f0000000080), 0x10000, &(0x7f0000000280)=ANY=[]) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000500), 0x4) (async) ioctl$NS_GET_OWNER_UID(r0, 0xb704, &(0x7f00000005c0)) (async) newfstatat(0xffffffffffffff9c, &(0x7f0000000640)='./bus\x00', &(0x7f0000000780), 0x1000) (async) mount$9p_fd(0x0, &(0x7f00000003c0)='./bus\x00', &(0x7f0000000440), 0x810040, &(0x7f0000000b40)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r0, @ANYBLOB=',wfdno=', @ANYRESHEX=r1, @ANYBLOB=',version=9p2000.u,nodevmap,cache=none,afid=0x0000000000000007,cachetag=system.posix_acl_default\x00,access=user,version=9p2000.L,dfltuid=', @ANYRESHEX=r2, @ANYBLOB=',fscontext=unconfined_u,subj_user=),,fsname=9p\x00,fowner>', @ANYRESDEC=0xee01, @ANYBLOB=',euid=', @ANYRESDEC=r3, @ANYBLOB=',uid<', @ANYRESDEC=0xee01, @ANYBLOB="2c736d61636b66736861743d636f6e6669676673002c646f6e745f686173682c7375626a5f757365723d2925242c6673757569643d64653431663736642d033334322d0338006d64db722366c8e1b452f3cf3ab9ccb867c1439af5e7eb5bdafdfd5d00"/119]) (async) rename(0x0, 0x0) (async) accept$unix(r0, 0x0, &(0x7f0000000680)) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f00000002c0)='./bus\x00', &(0x7f0000000100)='./file0\x00') (async) 20:35:07 executing program 2: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_PERIOD(r0, 0x40082404, &(0x7f0000000340)=0x100000001) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f0000000380)='system.posix_acl_default\x00', &(0x7f0000000380)=ANY=[], 0x44, 0x2) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1884.223692] 9pnet: Could not find request transport: xen 20:35:07 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x55, 0x7ff}, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000001}, 0x0, 0xf, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r0 = syz_open_dev$vcsu(&(0x7f0000000680), 0x1, 0xc4142) perf_event_open(&(0x7f0000000940)={0x2, 0x80, 0x7, 0x7f, 0x8, 0x4, 0x0, 0xfffffffffffffffb, 0x4000, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x3, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x2e, 0x0, @perf_config_ext={0x8}, 0x11800, 0x4, 0x0, 0x0, 0x8, 0x7ff, 0x6, 0x0, 0x80000001, 0x0, 0x1ff}, 0x0, 0x6, r0, 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000800)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYRES32=r1], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f69c6247f000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000a40)=ANY=[@ANYBLOB, @ANYBLOB="3a342b07dbe9986b259e704929e27b41de4ea8c6511a7898a83110c59a17870ed68833b7c593f5237929f3b3635ad2a82e14c26926172b4cfdc1149e07485ad7675200000000f17ac15e849e35ceb1a97bf9071f67c893da9a9bea00f1338b7f13d48423abfc2878bd0847f4da1c6491bc8d8291786d3868f7108e216f3f49c608d9d7234d7b72a1874f06056c695197e6e265a58da8b5e7434a02742aa443f015fafe12"]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1884.305862] 9pnet_virtio: no channels available for device syz [ 1884.314936] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1884.337352] 9pnet_virtio: no channels available for device syz 20:35:07 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) mount$overlay(0x0, &(0x7f00000005c0)='./file1\x00', &(0x7f0000000680), 0x20, &(0x7f0000000900)={[{@index_on}, {@default_permissions}, {@nfs_export_off}, {@xino_auto}, {@xino_off}, {@nfs_export_off}, {@index_off}], [{@fowner_eq={'fowner', 0x3d, 0xee00}}, {@fsname={'fsname', 0x3d, 'romfs\x00'}}, {@fowner_gt}, {@subj_type={'subj_type', 0x3d, 'overlay\x00'}}, {@subj_user={'subj_user', 0x3d, '(\x00'}}, {@seclabel}, {@euid_lt}, {@uid_lt}, {@fowner_eq={'fowner', 0x3d, r1}}, {@pcr={'pcr', 0x3d, 0x1d}}]}) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000810000001c00000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) mount(&(0x7f0000000340)=@filename='./bus/file0\x00', &(0x7f0000000380)='./file1\x00', &(0x7f0000000500)='romfs\x00', 0x70002, &(0x7f0000000540)='overlay\x00') creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000ac0)=ANY=[@ANYBLOB="7472616e733d78650100000000000080b078383030303030303030303030303030302c6e6fcb9f5c55ff36f958e365ba8eabb4d6aba3c9c99dacc8156f4c4e3eaacb00244d5552257e72d782d3304fbd8ce22b012e61f53d0bf3c3bd0830e98c890b2a3307339eee62e4a2a19c66c9f8e2f0196a988f7a8384b1178112953500002c", @ANYBLOB="fac6ad662ed679235322e78c89e4d9813070df9ebe205a1c0137f06da4064c87cde69d339ee80e6b7b05e8992239a0ba0b3688660351d7c5bd74c9c52fe327ee8ae6decf91"]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1884.381707] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:07 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1884.464302] 9pnet: Could not find request transport: xen [ 1884.487963] overlayfs: unrecognized mount option "./file0" or missing value [ 1884.519691] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1884.537644] JFS: charset not found [ 1884.543066] 9pnet: Insufficient options for proto=fd [ 1884.567947] overlayfs: unrecognized mount option "./file0" or missing value [ 1884.570644] 9pnet: Could not find request transport: xen [ 1884.596785] 9pnet_virtio: no channels available for device syz 20:35:07 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x4, 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, 0x0, @perf_config_ext={0xc000000000000, 0x4}, 0x40, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0xfffffffc, 0x0, 0x8}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x3) (async, rerun: 64) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async, rerun: 64) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async, rerun: 32) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (rerun: 32) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="12000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) bind$netlink(r0, &(0x7f0000000340)={0x10, 0x0, 0x25dfdbfc, 0x40000000}, 0xc) (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:07 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 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, 0x0, 0x0, @perf_config_ext={0x55, 0x7ff}, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000001}, 0x0, 0xf, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) r0 = syz_open_dev$vcsu(&(0x7f0000000680), 0x1, 0xc4142) perf_event_open(&(0x7f0000000940)={0x2, 0x80, 0x7, 0x7f, 0x8, 0x4, 0x0, 0xfffffffffffffffb, 0x4000, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x3, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x2e, 0x0, @perf_config_ext={0x8}, 0x11800, 0x4, 0x0, 0x0, 0x8, 0x7ff, 0x6, 0x0, 0x80000001, 0x0, 0x1ff}, 0x0, 0x6, r0, 0x0) (async) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000800)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYRES32=r1], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f69c6247f000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000a40)=ANY=[@ANYBLOB, @ANYBLOB="3a342b07dbe9986b259e704929e27b41de4ea8c6511a7898a83110c59a17870ed68833b7c593f5237929f3b3635ad2a82e14c26926172b4cfdc1149e07485ad7675200000000f17ac15e849e35ceb1a97bf9071f67c893da9a9bea00f1338b7f13d48423abfc2878bd0847f4da1c6491bc8d8291786d3868f7108e216f3f49c608d9d7234d7b72a1874f06056c695197e6e265a58da8b5e7434a02742aa443f015fafe12"]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:07 executing program 0: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad, 0x2004}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_AD_ACTOR_SYSTEM={0x8, 0x1a, @empty}, @IFLA_BOND_PEER_NOTIF_DELAY={0x8, 0x1c, 0x7}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}, 0x1, 0x0, 0x0, 0x40010}, 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000500)=ANY=[@ANYRES16=r0, @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYRESOCT=r0, @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYRES64=r1], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000780)=ANY=[@ANYBLOB="75e47065726469723d2e2f6275732c776f726b646903002e2f66696c65312c6c6f7765726069723d2e2f66696c6530c0b57655994c489595b540d8de2a0edf75ee59317a2d09195bdb9569cc4a632eb35c99d7f5e5ad2cc1485e4bb85bfdc7ff07ca4a7ffe436355148c1cde0e091e847a656f7ca95b4a6f9e4a52054e60b6c20570fd5c88d1d8cfad0642ca05fd001338788649a41fda32c88351081a62b985338af2d1468b97efc8a93c64005e9085ca901ddd34"]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1884.618838] 9pnet: Insufficient options for proto=fd [ 1884.709120] 9pnet: Could not find request transport: xen [ 1884.731266] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1884.735828] 9pnet: Could not find request transport: xe 20:35:08 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f00000002c0)=ANY=[@ANYBLOB="2f1646167ec67438843d30184cced73f4e077f62cc7d"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1884.778570] overlayfs: maximum fs stacking depth exceeded 20:35:08 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)='./bus/file0\x00') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:08 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) r0 = socket$netlink(0x10, 0x3, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) (async) mount$overlay(0x0, &(0x7f00000005c0)='./file1\x00', &(0x7f0000000680), 0x20, &(0x7f0000000900)={[{@index_on}, {@default_permissions}, {@nfs_export_off}, {@xino_auto}, {@xino_off}, {@nfs_export_off}, {@index_off}], [{@fowner_eq={'fowner', 0x3d, 0xee00}}, {@fsname={'fsname', 0x3d, 'romfs\x00'}}, {@fowner_gt}, {@subj_type={'subj_type', 0x3d, 'overlay\x00'}}, {@subj_user={'subj_user', 0x3d, '(\x00'}}, {@seclabel}, {@euid_lt}, {@uid_lt}, {@fowner_eq={'fowner', 0x3d, r1}}, {@pcr={'pcr', 0x3d, 0x1d}}]}) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000810000001c00000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async, rerun: 32) mount(&(0x7f0000000340)=@filename='./bus/file0\x00', &(0x7f0000000380)='./file1\x00', &(0x7f0000000500)='romfs\x00', 0x70002, &(0x7f0000000540)='overlay\x00') (async, rerun: 32) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async, rerun: 64) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000ac0)=ANY=[@ANYBLOB="7472616e733d78650100000000000080b078383030303030303030303030303030302c6e6fcb9f5c55ff36f958e365ba8eabb4d6aba3c9c99dacc8156f4c4e3eaacb00244d5552257e72d782d3304fbd8ce22b012e61f53d0bf3c3bd0830e98c890b2a3307339eee62e4a2a19c66c9f8e2f0196a988f7a8384b1178112953500002c", @ANYBLOB="fac6ad662ed679235322e78c89e4d9813070df9ebe205a1c0137f06da4064c87cde69d339ee80e6b7b05e8992239a0ba0b3688660351d7c5bd74c9c52fe327ee8ae6decf91"]) (async, rerun: 64) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1884.825961] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1884.850321] 9pnet_virtio: no channels available for device syz 20:35:08 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x55, 0x7ff}, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000001}, 0x0, 0xf, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r0 = syz_open_dev$vcsu(&(0x7f0000000680), 0x1, 0xc4142) perf_event_open(&(0x7f0000000940)={0x2, 0x80, 0x7, 0x7f, 0x8, 0x4, 0x0, 0xfffffffffffffffb, 0x4000, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x3, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x2e, 0x0, @perf_config_ext={0x8}, 0x11800, 0x4, 0x0, 0x0, 0x8, 0x7ff, 0x6, 0x0, 0x80000001, 0x0, 0x1ff}, 0x0, 0x6, r0, 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000800)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYRES32=r1], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f69c6247f000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000a40)=ANY=[@ANYBLOB, @ANYBLOB="3a342b07dbe9986b259e704929e27b41de4ea8c6511a7898a83110c59a17870ed68833b7c593f5237929f3b3635ad2a82e14c26926172b4cfdc1149e07485ad7675200000000f17ac15e849e35ceb1a97bf9071f67c893da9a9bea00f1338b7f13d48423abfc2878bd0847f4da1c6491bc8d8291786d3868f7108e216f3f49c608d9d7234d7b72a1874f06056c695197e6e265a58da8b5e7434a02742aa443f015fafe12"]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x55, 0x7ff}, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000001}, 0x0, 0xf, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) syz_open_dev$vcsu(&(0x7f0000000680), 0x1, 0xc4142) (async) perf_event_open(&(0x7f0000000940)={0x2, 0x80, 0x7, 0x7f, 0x8, 0x4, 0x0, 0xfffffffffffffffb, 0x4000, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x3, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x2e, 0x0, @perf_config_ext={0x8}, 0x11800, 0x4, 0x0, 0x0, 0x8, 0x7ff, 0x6, 0x0, 0x80000001, 0x0, 0x1ff}, 0x0, 0x6, r0, 0x0) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000800)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYRES32=r1], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f69c6247f000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000a40)=ANY=[@ANYBLOB, @ANYBLOB="3a342b07dbe9986b259e704929e27b41de4ea8c6511a7898a83110c59a17870ed68833b7c593f5237929f3b3635ad2a82e14c26926172b4cfdc1149e07485ad7675200000000f17ac15e849e35ceb1a97bf9071f67c893da9a9bea00f1338b7f13d48423abfc2878bd0847f4da1c6491bc8d8291786d3868f7108e216f3f49c608d9d7234d7b72a1874f06056c695197e6e265a58da8b5e7434a02742aa443f015fafe12"]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:08 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:08 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (fail_nth: 1) [ 1884.950860] overlayfs: unrecognized mount option "uperdir=./bus" or missing value [ 1884.983201] 9pnet: Could not find request transport: xen [ 1885.023697] overlayfs: failed to resolve './file1': -2 [ 1885.052980] 9pnet: Could not find request transport: xe [ 1885.071288] 9pnet: Could not find request transport: xen 20:35:08 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async, rerun: 32) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (rerun: 32) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async, rerun: 64) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async, rerun: 64) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)='./bus/file0\x00') (async, rerun: 64) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async, rerun: 64) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1885.112559] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1885.150698] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:08 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) r0 = socket$netlink(0x10, 0x3, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) (async) mount$overlay(0x0, &(0x7f00000005c0)='./file1\x00', &(0x7f0000000680), 0x20, &(0x7f0000000900)={[{@index_on}, {@default_permissions}, {@nfs_export_off}, {@xino_auto}, {@xino_off}, {@nfs_export_off}, {@index_off}], [{@fowner_eq={'fowner', 0x3d, 0xee00}}, {@fsname={'fsname', 0x3d, 'romfs\x00'}}, {@fowner_gt}, {@subj_type={'subj_type', 0x3d, 'overlay\x00'}}, {@subj_user={'subj_user', 0x3d, '(\x00'}}, {@seclabel}, {@euid_lt}, {@uid_lt}, {@fowner_eq={'fowner', 0x3d, r1}}, {@pcr={'pcr', 0x3d, 0x1d}}]}) (async, rerun: 64) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000810000001c00000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async, rerun: 64) mount(&(0x7f0000000340)=@filename='./bus/file0\x00', &(0x7f0000000380)='./file1\x00', &(0x7f0000000500)='romfs\x00', 0x70002, &(0x7f0000000540)='overlay\x00') (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async, rerun: 64) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (rerun: 64) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000ac0)=ANY=[@ANYBLOB="7472616e733d78650100000000000080b078383030303030303030303030303030302c6e6fcb9f5c55ff36f958e365ba8eabb4d6aba3c9c99dacc8156f4c4e3eaacb00244d5552257e72d782d3304fbd8ce22b012e61f53d0bf3c3bd0830e98c890b2a3307339eee62e4a2a19c66c9f8e2f0196a988f7a8384b1178112953500002c", @ANYBLOB="fac6ad662ed679235322e78c89e4d9813070df9ebe205a1c0137f06da4064c87cde69d339ee80e6b7b05e8992239a0ba0b3688660351d7c5bd74c9c52fe327ee8ae6decf91"]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1885.164182] 9pnet: Could not find request transport: xen [ 1885.170540] 9pnet_virtio: no channels available for device syz [ 1885.230208] 9pnet_virtio: no channels available for device syz [ 1885.256959] 9pnet: Could not find request transport: xen [ 1885.270670] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1885.312724] overlayfs: overlapping lowerdir path 20:35:08 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f00000002c0)=ANY=[@ANYBLOB="2f1646167ec67438843d30184cced73f4e077f62cc7d"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f00000002c0)=ANY=[@ANYBLOB="2f1646167ec67438843d30184cced73f4e077f62cc7d"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:08 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)='./bus/file0\x00') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)='./bus/file0\x00') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1885.339571] 9pnet_virtio: no channels available for device syz [ 1885.364014] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:08 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) mount$fuseblk(&(0x7f0000000680), &(0x7f0000000780)='./bus/file0\x00', &(0x7f0000000800), 0x200000, &(0x7f0000000940)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0xa000}, 0x2c, {}, 0x2c, {}, 0x2c, {[], [{@context={'context', 0x3d, 'system_u'}}, {@func={'func', 0x3d, 'MODULE_CHECK'}}, {@euid_lt={'euid<', r1}}, {@obj_type}]}}) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:08 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x1001000, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:08 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:08 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1885.556842] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1885.615457] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1885.617360] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1885.654040] 9pnet: Could not find request transport: xen [ 1885.657241] 9pnet_virtio: no channels available for device syz [ 1885.686794] 9pnet: Could not find request transport: xen 20:35:08 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async, rerun: 32) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async, rerun: 32) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async, rerun: 32) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async, rerun: 32) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async, rerun: 64) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async, rerun: 64) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) (async, rerun: 64) mount$fuseblk(&(0x7f0000000680), &(0x7f0000000780)='./bus/file0\x00', &(0x7f0000000800), 0x200000, &(0x7f0000000940)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0xa000}, 0x2c, {}, 0x2c, {}, 0x2c, {[], [{@context={'context', 0x3d, 'system_u'}}, {@func={'func', 0x3d, 'MODULE_CHECK'}}, {@euid_lt={'euid<', r1}}, {@obj_type}]}}) (async, rerun: 64) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1885.745028] 9pnet: Could not find request transport: xen 20:35:09 executing program 4: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) r1 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) ioctl$BTRFS_IOC_SUBVOL_CREATE(r1, 0x5000940e, &(0x7f0000000ac0)={{r0}, "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"}) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1885.803476] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:09 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x1001000, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1885.847090] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1885.861077] 9pnet_virtio: no channels available for device syz 20:35:09 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f00000002c0)=ANY=[@ANYBLOB="2f1646167ec67438843d30184cced73f4e077f62cc7d"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1885.888121] 9pnet_virtio: no channels available for device syz 20:35:09 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async, rerun: 32) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (rerun: 32) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async, rerun: 64) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async, rerun: 64) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) (async) mount$fuseblk(&(0x7f0000000680), &(0x7f0000000780)='./bus/file0\x00', &(0x7f0000000800), 0x200000, &(0x7f0000000940)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0xa000}, 0x2c, {}, 0x2c, {}, 0x2c, {[], [{@context={'context', 0x3d, 'system_u'}}, {@func={'func', 0x3d, 'MODULE_CHECK'}}, {@euid_lt={'euid<', r1}}, {@obj_type}]}}) (async, rerun: 64) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) (async, rerun: 64) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:09 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x1001000, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x1001000, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:09 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:09 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000340)='./file2\x00', &(0x7f0000000200), 0x210c08, &(0x7f00000000c0)=ANY=[]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000780)=ANY=[@ANYBLOB="2f01000010000000f548ef72303aa5055d42faafeb7012896ba38bab5a538b0e8efe5e81f886d97b99a27c4c38875fe5b466c04f6eadf37d4804f9f56261267bf8bfd8fe63544713ce3b46d09e99a7511220e740032e9e9e27ebc57b91c25d6bb8639eb5ae9a442cd23bf5ee68df421185aeef53deeff3cece1db697f6cf871fff9dcc6999ef20d941644cbd43f5ca4158581c30a0f337f1c25ac254ec9e7acae03a2bd0e2f7309a157f87928ffd8ef34fcf992410d89a4fcc882f3fffb70c25a7082102f4bc23297be0ce5ad6db09ede9ad73c4ceb21b5ce1060181c70887a0356b9f904b65e5147df3dab22ebebae1514db20eb71ab15907433a779cd6ae407b8c7c6c1d0eaef2d4f02128572ce7390d7942e2d1b9bf067ee90a0bbe3d8999f1c24136d984c1262fc6eb8d37fc0fa34c55bf09ecdd13a0f6da"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') mount$overlay(0x0, &(0x7f0000000500)='./file1\x00', &(0x7f00000005c0), 0x2089000, &(0x7f0000000640)={[{@index_off}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@index_on}], [{@smackfsroot={'smackfsroot', 0x3d, 'overlay\x00'}}]}) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1886.062154] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1886.084006] overlayfs: overlapping lowerdir path [ 1886.092725] overlayfs: overlapping lowerdir path [ 1886.100447] overlayfs: overlapping lowerdir path [ 1886.121479] 9pnet: Could not find request transport: xen 20:35:09 executing program 1: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r0, 0x4008240b, &(0x7f0000000640)={0x3, 0x80, 0x3, 0x3, 0xff, 0xdd, 0x0, 0x6, 0x40, 0x8, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0xd13, 0x2, @perf_bp={&(0x7f00000002c0)}, 0x181, 0x3, 0xffffffff, 0x2, 0x2, 0x6, 0x1000, 0x0, 0x0, 0x0, 0xffff}) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:09 executing program 3: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) ioctl$F2FS_IOC_GET_FEATURES(r0, 0x8004f50c, &(0x7f0000000680)) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') creat(&(0x7f0000000780)='./file0\x00', 0x4) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="eba602e9098315602c8071ecc49dee74a52a8e98074b44b8c6127d909cd1a6e8facc4fc846ee9572a7fa2b2e03b58508b909031700000000f09e195524ac8462391aca24a90e320f04796aaaec360314f9e13aeaff679c5151f8dc2fa61ced94a769e796825fefb843ac582524fa91ec87d0e9dea6fe83ded8716a201eed6d43370e17aaf6b6fae184591d22cb994aed60b43895518d714712294568f125ed", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:09 executing program 4: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) r1 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async, rerun: 64) ioctl$BTRFS_IOC_SUBVOL_CREATE(r1, 0x5000940e, &(0x7f0000000ac0)={{r0}, "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"}) (async, rerun: 64) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async, rerun: 32) chdir(&(0x7f00000001c0)='./bus\x00') (async, rerun: 32) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1886.243154] 9pnet: Could not find request transport: xen [ 1886.271144] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1886.302000] 9pnet_virtio: no channels available for device syz 20:35:09 executing program 2: socketpair(0x1f, 0x3, 0x3, &(0x7f0000000340)) perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1886.342286] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1886.363595] 9pnet_virtio: no channels available for device syz 20:35:09 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000340)='./file2\x00', &(0x7f0000000200), 0x210c08, &(0x7f00000000c0)=ANY=[]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000780)=ANY=[@ANYBLOB="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"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') mount$overlay(0x0, &(0x7f0000000500)='./file1\x00', &(0x7f00000005c0), 0x2089000, &(0x7f0000000640)={[{@index_off}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@index_on}], [{@smackfsroot={'smackfsroot', 0x3d, 'overlay\x00'}}]}) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000340)='./file2\x00', &(0x7f0000000200), 0x210c08, &(0x7f00000000c0)=ANY=[]) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000780)=ANY=[@ANYBLOB="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"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) mount$overlay(0x0, &(0x7f0000000500)='./file1\x00', &(0x7f00000005c0), 0x2089000, &(0x7f0000000640)={[{@index_off}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@index_on}], [{@smackfsroot={'smackfsroot', 0x3d, 'overlay\x00'}}]}) (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1886.395953] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:09 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1886.457317] 9pnet: Could not find request transport: xen 20:35:09 executing program 1: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r0, 0x4008240b, &(0x7f0000000640)={0x3, 0x80, 0x3, 0x3, 0xff, 0xdd, 0x0, 0x6, 0x40, 0x8, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0xd13, 0x2, @perf_bp={&(0x7f00000002c0)}, 0x181, 0x3, 0xffffffff, 0x2, 0x2, 0x6, 0x1000, 0x0, 0x0, 0x0, 0xffff}) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r0, 0x4008240b, &(0x7f0000000640)={0x3, 0x80, 0x3, 0x3, 0xff, 0xdd, 0x0, 0x6, 0x40, 0x8, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0xd13, 0x2, @perf_bp={&(0x7f00000002c0)}, 0x181, 0x3, 0xffffffff, 0x2, 0x2, 0x6, 0x1000, 0x0, 0x0, 0x0, 0xffff}) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1886.546231] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1886.572271] 9pnet_virtio: no channels available for device syz 20:35:09 executing program 3: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) ioctl$F2FS_IOC_GET_FEATURES(r0, 0x8004f50c, &(0x7f0000000680)) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') creat(&(0x7f0000000780)='./file0\x00', 0x4) (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="eba602e9098315602c8071ecc49dee74a52a8e98074b44b8c6127d909cd1a6e8facc4fc846ee9572a7fa2b2e03b58508b909031700000000f09e195524ac8462391aca24a90e320f04796aaaec360314f9e13aeaff679c5151f8dc2fa61ced94a769e796825fefb843ac582524fa91ec87d0e9dea6fe83ded8716a201eed6d43370e17aaf6b6fae184591d22cb994aed60b43895518d714712294568f125ed", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1886.681724] 9pnet: Could not find request transport: xen [ 1886.722486] overlayfs: './file0' not a directory 20:35:10 executing program 2: socketpair(0x1f, 0x3, 0x3, &(0x7f0000000340)) (async) perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1886.757102] 9pnet_virtio: no channels available for device syz [ 1886.760000] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1886.884155] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1886.884725] 9pnet: Could not find request transport: xen [ 1886.911590] 9pnet_virtio: no channels available for device syz [ 1886.912401] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:10 executing program 4: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) r1 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) ioctl$BTRFS_IOC_SUBVOL_CREATE(r1, 0x5000940e, &(0x7f0000000ac0)={{r0}, "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"}) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1886.927200] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1886.929315] 9pnet_virtio: no channels available for device syz 20:35:10 executing program 2: socketpair(0x1f, 0x3, 0x3, &(0x7f0000000340)) perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') socketpair(0x1f, 0x3, 0x3, &(0x7f0000000340)) (async) perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:10 executing program 1: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r0, 0x4008240b, &(0x7f0000000640)={0x3, 0x80, 0x3, 0x3, 0xff, 0xdd, 0x0, 0x6, 0x40, 0x8, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0xd13, 0x2, @perf_bp={&(0x7f00000002c0)}, 0x181, 0x3, 0xffffffff, 0x2, 0x2, 0x6, 0x1000, 0x0, 0x0, 0x0, 0xffff}) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(r0, 0x4008240b, &(0x7f0000000640)={0x3, 0x80, 0x3, 0x3, 0xff, 0xdd, 0x0, 0x6, 0x40, 0x8, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0xd13, 0x2, @perf_bp={&(0x7f00000002c0)}, 0x181, 0x3, 0xffffffff, 0x2, 0x2, 0x6, 0x1000, 0x0, 0x0, 0x0, 0xffff}) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1886.987342] 9pnet: Could not find request transport: xen 20:35:10 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000340)='./file2\x00', &(0x7f0000000200), 0x210c08, &(0x7f00000000c0)=ANY=[]) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async, rerun: 64) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (rerun: 64) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000780)=ANY=[@ANYBLOB="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"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') mount$overlay(0x0, &(0x7f0000000500)='./file1\x00', &(0x7f00000005c0), 0x2089000, &(0x7f0000000640)={[{@index_off}, {@lowerdir={'lowerdir', 0x3d, './file0'}}, {@index_on}], [{@smackfsroot={'smackfsroot', 0x3d, 'overlay\x00'}}]}) (async, rerun: 32) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (rerun: 32) 20:35:10 executing program 3: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) ioctl$F2FS_IOC_GET_FEATURES(r0, 0x8004f50c, &(0x7f0000000680)) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async, rerun: 64) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async, rerun: 64) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async, rerun: 32) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (rerun: 32) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async, rerun: 64) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (rerun: 64) rename(0x0, &(0x7f00000003c0)='./bus\x00') creat(&(0x7f0000000780)='./file0\x00', 0x4) (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="eba602e9098315602c8071ecc49dee74a52a8e98074b44b8c6127d909cd1a6e8facc4fc846ee9572a7fa2b2e03b58508b909031700000000f09e195524ac8462391aca24a90e320f04796aaaec360314f9e13aeaff679c5151f8dc2fa61ced94a769e796825fefb843ac582524fa91ec87d0e9dea6fe83ded8716a201eed6d43370e17aaf6b6fae184591d22cb994aed60b43895518d714712294568f125ed", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:10 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1887.130844] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:10 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000380)='./file1\x00', 0x13d) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000340)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="4202000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1887.172991] 9pnet: Could not find request transport: xen [ 1887.190277] overlayfs: filesystem on './bus' not supported as upperdir [ 1887.197687] overlayfs: filesystem on './bus' not supported as upperdir [ 1887.207018] overlayfs: filesystem on './bus' not supported as upperdir [ 1887.215468] overlayfs: filesystem on './bus' not supported as upperdir [ 1887.222820] overlayfs: filesystem on './bus' not supported as upperdir [ 1887.231496] overlayfs: filesystem on './bus' not supported as upperdir [ 1887.239982] 9pnet_virtio: no channels available for device syz [ 1887.246492] 9pnet: Could not find request transport: xen 20:35:10 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x24) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB="75707065726469723d2e2f6275732c776fffd5a6a12ea92fec66696c65312c6c6f7765726469723d2e2f66696c6530"]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1887.327059] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1887.338913] 9pnet: Could not find request transport: xen 20:35:10 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x11) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1887.408004] 9pnet_virtio: no channels available for device syz 20:35:10 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) perf_event_open(&(0x7f0000000800)={0x4, 0x80, 0x3, 0x5, 0x13, 0x42, 0x0, 0x0, 0x50008, 0x8, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x3, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x42b, 0x4, @perf_bp={&(0x7f0000000680), 0x1}, 0x1008, 0x6, 0x7, 0x0, 0x1, 0x0, 0x8d34, 0x0, 0x1, 0x0, 0x101}, 0x0, 0x7, r0, 0xa) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000940)=ANY=[@ANYBLOB="75707065726469723d2e2f6275732c776f726b6469723d2e2f66696c65312c6c6f7765726469723d2e2f66696c6530e1d7d8798b77372b4b5f5664f89af43010d41893cc3f17fdb046883dac7999e2d1786b2821787d34a4e0dacfb198a6f5f49bca398cb497648b2ad83b051f7b16"]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:10 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1e}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB="75707065726469723d2e2f6275732c776f726b6469723d2e0bb3db2a08e0ae9b20869ed12a996330f2a2202f66696c65312c6c6f7765726469723d2e"]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount$9p_tcp(&(0x7f0000000280), &(0x7f00000003c0)='./file0\x00', &(0x7f0000000500), 0x2080, &(0x7f0000000780)=ANY=[@ANYBLOB='tran,port=0x0000000000004e24,msize=0x0000000000000002,debug=0x00000000000007ff,aname=,nodevmap,versionhe=none,dont_measure,fsuuid=692242cb-95e0-19\\a-c889-eb752cb1,appraise_type=imasig,\x00\x00\x00\x00\x00\x00']) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000640)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030304ab727eb5976dba75bcfb6153bedc2ab9b532ba3186fb08fc4a68876d1b026d4ecad45be9d81f3206607", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1887.517120] 9pnet_virtio: no channels available for device syz [ 1887.526436] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1887.538796] overlayfs: failed to resolve './file0': -2 [ 1887.539996] 9pnet: Could not find request transport: xen 20:35:10 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:10 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x24) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB="75707065726469723d2e2f6275732c776fffd5a6a12ea92fec66696c65312c6c6f7765726469723d2e2f66696c6530"]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1887.624987] overlayfs: unrecognized mount option "woզ./file1" or missing value [ 1887.656582] 9pnet: Could not find request transport: xen 20:35:10 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000380)='./file1\x00', 0x13d) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000340)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="4202000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1887.725202] overlayfs: failed to resolve './file0yw7+K_Vd0?F=yxk(!x}4ϱ9d*;{': -2 [ 1887.737241] 9pnet_virtio: no channels available for device syz [ 1887.746829] overlayfs: './file0' not a directory 20:35:11 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) perf_event_open(&(0x7f0000000800)={0x4, 0x80, 0x3, 0x5, 0x13, 0x42, 0x0, 0x0, 0x50008, 0x8, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x3, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x42b, 0x4, @perf_bp={&(0x7f0000000680), 0x1}, 0x1008, 0x6, 0x7, 0x0, 0x1, 0x0, 0x8d34, 0x0, 0x1, 0x0, 0x101}, 0x0, 0x7, r0, 0xa) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async, rerun: 64) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async, rerun: 64) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async, rerun: 64) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000940)=ANY=[@ANYBLOB="75707065726469723d2e2f6275732c776f726b6469723d2e2f66696c65312c6c6f7765726469723d2e2f66696c6530e1d7d8798b77372b4b5f5664f89af43010d41893cc3f17fdb046883dac7999e2d1786b2821787d34a4e0dacfb198a6f5f49bca398cb497648b2ad83b051f7b16"]) (async, rerun: 64) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async, rerun: 32) rename(0x0, &(0x7f00000003c0)='./bus\x00') (rerun: 32) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) (async, rerun: 64) chdir(&(0x7f00000001c0)='./bus\x00') (rerun: 64) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:11 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x11) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async, rerun: 64) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async, rerun: 64) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async, rerun: 64) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (rerun: 64) chdir(&(0x7f00000001c0)='./bus\x00') (async, rerun: 32) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (rerun: 32) [ 1887.785220] 9pnet_virtio: no channels available for device syz 20:35:11 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000380)='./file1\x00', 0x13d) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000340)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="4202000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async, rerun: 64) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async, rerun: 64) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async, rerun: 32) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async, rerun: 32) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:11 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x24) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB="75707065726469723d2e2f6275732c776fffd5a6a12ea92fec66696c65312c6c6f7765726469723d2e2f66696c6530"]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1887.869294] 9pnet: Could not find request transport: xen [ 1887.887561] 9pnet: Could not find request transport: xen [ 1887.897360] overlayfs: failed to resolve '. *஛ *c0 /file1': -2 [ 1887.940319] 9pnet_virtio: no channels available for device syz [ 1887.961212] 9pnet: Could not find request transport: xen 20:35:11 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1e}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async, rerun: 64) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB="75707065726469723d2e2f6275732c776f726b6469723d2e0bb3db2a08e0ae9b20869ed12a996330f2a2202f66696c65312c6c6f7765726469723d2e"]) (async, rerun: 64) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount$9p_tcp(&(0x7f0000000280), &(0x7f00000003c0)='./file0\x00', &(0x7f0000000500), 0x2080, &(0x7f0000000780)=ANY=[@ANYBLOB='tran,port=0x0000000000004e24,msize=0x0000000000000002,debug=0x00000000000007ff,aname=,nodevmap,versionhe=none,dont_measure,fsuuid=692242cb-95e0-19\\a-c889-eb752cb1,appraise_type=imasig,\x00\x00\x00\x00\x00\x00']) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000640)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030304ab727eb5976dba75bcfb6153bedc2ab9b532ba3186fb08fc4a68876d1b026d4ecad45be9d81f3206607", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1887.993677] 9pnet_virtio: no channels available for device syz [ 1888.030799] overlayfs: unrecognized mount option "woզ./file1" or missing value [ 1888.035907] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1888.071298] overlayfs: overlapping lowerdir path 20:35:11 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) socket$nl_route(0x10, 0x3, 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYRES16, @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES8=r0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYRES8, @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) open(&(0x7f0000000680)='./file0\x00', 0x424442, 0x0) mount(&(0x7f0000000540)=@sr0, &(0x7f00000005c0)='./bus\x00', &(0x7f0000000640)='aufs\x00', 0x2, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount$overlay(0x0, &(0x7f0000000340)='./file0\x00', &(0x7f0000000380), 0x2, &(0x7f0000000500)={[{@index_on}]}) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:11 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000800)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200955d23213b1c47679488a9c74ba833b9aaeba65c6a11", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) mount$overlay(0x0, &(0x7f00000005c0)='./file1\x00', &(0x7f0000000680), 0x1000000, &(0x7f0000000980)={[{@xino_auto}, {@xino_off}, {@upperdir={'upperdir', 0x3d, './file0'}}], [{@subj_user={'subj_user', 0x3d, ')'}}, {@uid_lt={'uid<', 0xee00}}, {@uid_gt={'uid>', r1}}, {@mask={'mask', 0x3d, 'MAY_APPEND'}}, {@fsname={'fsname', 0x3d, '\\\\'}}, {@uid_eq}, {@obj_type={'obj_type', 0x3d, '%)'}}, {@audit}, {@obj_type={'obj_type', 0x3d, 'uid<'}}, {@defcontext={'defcontext', 0x3d, 'root'}}]}) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') mount$overlay(0x0, &(0x7f0000000340)='./file1\x00', &(0x7f0000000380), 0x100800, &(0x7f0000000500)={[{@default_permissions}], [{@euid_gt={'euid>', 0xffffffffffffffff}}, {@uid_lt={'uid<', 0xee00}}, {@obj_type={'obj_type', 0x3d, '}\''}}, {@uid_lt}, {@appraise}]}) 20:35:11 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async, rerun: 64) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async, rerun: 64) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x11) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') (async, rerun: 32) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (async, rerun: 32) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:11 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:11 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) perf_event_open(&(0x7f0000000800)={0x4, 0x80, 0x3, 0x5, 0x13, 0x42, 0x0, 0x0, 0x50008, 0x8, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x3, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x42b, 0x4, @perf_bp={&(0x7f0000000680), 0x1}, 0x1008, 0x6, 0x7, 0x0, 0x1, 0x0, 0x8d34, 0x0, 0x1, 0x0, 0x101}, 0x0, 0x7, r0, 0xa) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async, rerun: 64) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (rerun: 64) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async, rerun: 32) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000940)=ANY=[@ANYBLOB="75707065726469723d2e2f6275732c776f726b6469723d2e2f66696c65312c6c6f7765726469723d2e2f66696c6530e1d7d8798b77372b4b5f5664f89af43010d41893cc3f17fdb046883dac7999e2d1786b2821787d34a4e0dacfb198a6f5f49bca398cb497648b2ad83b051f7b16"]) (async, rerun: 32) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async, rerun: 32) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async, rerun: 32) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async, rerun: 64) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async, rerun: 64) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) (async, rerun: 32) chdir(&(0x7f00000001c0)='./bus\x00') (rerun: 32) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1888.224059] overlayfs: failed to resolve '. *஛ *c0 /file1': -2 [ 1888.258975] 9pnet: Could not find request transport: xen [ 1888.277182] overlayfs: 'file0' not a directory 20:35:11 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1e}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB="75707065726469723d2e2f6275732c776f726b6469723d2e0bb3db2a08e0ae9b20869ed12a996330f2a2202f66696c65312c6c6f7765726469723d2e"]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount$9p_tcp(&(0x7f0000000280), &(0x7f00000003c0)='./file0\x00', &(0x7f0000000500), 0x2080, &(0x7f0000000780)=ANY=[@ANYBLOB='tran,port=0x0000000000004e24,msize=0x0000000000000002,debug=0x00000000000007ff,aname=,nodevmap,versionhe=none,dont_measure,fsuuid=692242cb-95e0-19\\a-c889-eb752cb1,appraise_type=imasig,\x00\x00\x00\x00\x00\x00']) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000640)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030304ab727eb5976dba75bcfb6153bedc2ab9b532ba3186fb08fc4a68876d1b026d4ecad45be9d81f3206607", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1e}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f00000002c0)=ANY=[@ANYBLOB="75707065726469723d2e2f6275732c776f726b6469723d2e0bb3db2a08e0ae9b20869ed12a996330f2a2202f66696c65312c6c6f7765726469723d2e"]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount$9p_tcp(&(0x7f0000000280), &(0x7f00000003c0)='./file0\x00', &(0x7f0000000500), 0x2080, &(0x7f0000000780)=ANY=[@ANYBLOB='tran,port=0x0000000000004e24,msize=0x0000000000000002,debug=0x00000000000007ff,aname=,nodevmap,versionhe=none,dont_measure,fsuuid=692242cb-95e0-19\\a-c889-eb752cb1,appraise_type=imasig,\x00\x00\x00\x00\x00\x00']) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000640)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030304ab727eb5976dba75bcfb6153bedc2ab9b532ba3186fb08fc4a68876d1b026d4ecad45be9d81f3206607", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:11 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f0000000800)='./file0\x00') sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) rename(&(0x7f0000000680)='./bus/file0\x00', &(0x7f0000000780)='./bus/file0\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1888.375216] overlayfs: './file0' not a directory 20:35:11 executing program 0: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f00000005c0)=0x0) perf_event_open(&(0x7f0000000640)={0x2, 0x80, 0x0, 0x0, 0x40, 0x20, 0x0, 0x100000001, 0x89, 0x7, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x3, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x2, @perf_bp={&(0x7f0000000500), 0x4}, 0x2000, 0xbf4, 0x4, 0x5, 0x404e, 0x100, 0x0, 0x0, 0x8, 0x0, 0x4eb4}, r1, 0xd, r0, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x884) chdir(&(0x7f0000000300)='./bus/file0\x00') mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) chdir(&(0x7f00000001c0)='./file1\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1888.418562] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1888.448150] overlayfs: missing 'lowerdir' [ 1888.463554] 9pnet: Could not find request transport: xen [ 1888.478894] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1888.485997] overlayfs: unrecognized mount option "subj_user=)" or missing value [ 1888.500916] 9pnet_virtio: no channels available for device syz 20:35:11 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:11 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) socket$nl_route(0x10, 0x3, 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYRES16, @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES8=r0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYRES8, @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) open(&(0x7f0000000680)='./file0\x00', 0x424442, 0x0) mount(&(0x7f0000000540)=@sr0, &(0x7f00000005c0)='./bus\x00', &(0x7f0000000640)='aufs\x00', 0x2, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount$overlay(0x0, &(0x7f0000000340)='./file0\x00', &(0x7f0000000380), 0x2, &(0x7f0000000500)={[{@index_on}]}) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) socket$nl_route(0x10, 0x3, 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYRES16, @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES8=r0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYRES8, @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) open(&(0x7f0000000680)='./file0\x00', 0x424442, 0x0) (async) mount(&(0x7f0000000540)=@sr0, &(0x7f00000005c0)='./bus\x00', &(0x7f0000000640)='aufs\x00', 0x2, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount$overlay(0x0, &(0x7f0000000340)='./file0\x00', &(0x7f0000000380), 0x2, &(0x7f0000000500)={[{@index_on}]}) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1888.553161] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1888.580616] overlayfs: failed to resolve '. *஛ *c0 /file1': -2 [ 1888.597066] 9pnet: Could not find request transport: xen [ 1888.635813] 9pnet: Could not find request transport: xen 20:35:11 executing program 0: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async, rerun: 64) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f00000005c0)=0x0) (rerun: 64) perf_event_open(&(0x7f0000000640)={0x2, 0x80, 0x0, 0x0, 0x40, 0x20, 0x0, 0x100000001, 0x89, 0x7, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x3, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x2, @perf_bp={&(0x7f0000000500), 0x4}, 0x2000, 0xbf4, 0x4, 0x5, 0x404e, 0x100, 0x0, 0x0, 0x8, 0x0, 0x4eb4}, r1, 0xd, r0, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async, rerun: 64) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async, rerun: 64) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x884) (async) chdir(&(0x7f0000000300)='./bus/file0\x00') (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (async) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) chdir(&(0x7f00000001c0)='./file1\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:11 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f00000002c0)=ANY=[@ANYBLOB="2f01000010000000a53a0fb5962b9fbe54ecadc93ebdab2c018e94a027511e"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) r1 = socket$inet_smc(0x2b, 0x1, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(r0, 0xc0189371, &(0x7f0000000080)={{0x1, 0x1, 0x18, r1}, './file0\x00'}) bind$nfc_llcp(r2, 0x0, 0x0) rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:11 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0xe, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000800)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200955d23213b1c47679488a9c74ba833b9aaeba65c6a11", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) mount$overlay(0x0, &(0x7f00000005c0)='./file1\x00', &(0x7f0000000680), 0x1000000, &(0x7f0000000980)={[{@xino_auto}, {@xino_off}, {@upperdir={'upperdir', 0x3d, './file0'}}], [{@subj_user={'subj_user', 0x3d, ')'}}, {@uid_lt={'uid<', 0xee00}}, {@uid_gt={'uid>', r1}}, {@mask={'mask', 0x3d, 'MAY_APPEND'}}, {@fsname={'fsname', 0x3d, '\\\\'}}, {@uid_eq}, {@obj_type={'obj_type', 0x3d, '%)'}}, {@audit}, {@obj_type={'obj_type', 0x3d, 'uid<'}}, {@defcontext={'defcontext', 0x3d, 'root'}}]}) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) mount$overlay(0x0, &(0x7f0000000340)='./file1\x00', &(0x7f0000000380), 0x100800, &(0x7f0000000500)={[{@default_permissions}], [{@euid_gt={'euid>', 0xffffffffffffffff}}, {@uid_lt={'uid<', 0xee00}}, {@obj_type={'obj_type', 0x3d, '}\''}}, {@uid_lt}, {@appraise}]}) [ 1888.701773] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1888.721824] 9pnet_virtio: no channels available for device syz [ 1888.769135] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1888.810067] overlayfs: missing 'lowerdir' 20:35:12 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async, rerun: 32) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async, rerun: 32) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) chdir(&(0x7f0000000800)='./file0\x00') sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) rename(&(0x7f0000000680)='./bus/file0\x00', &(0x7f0000000780)='./bus/file0\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1888.849104] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1888.862550] 9pnet: Could not find request transport: xen [ 1888.878391] 9pnet_virtio: no channels available for device syz 20:35:12 executing program 0: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f00000005c0)=0x0) perf_event_open(&(0x7f0000000640)={0x2, 0x80, 0x0, 0x0, 0x40, 0x20, 0x0, 0x100000001, 0x89, 0x7, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x3, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x2, @perf_bp={&(0x7f0000000500), 0x4}, 0x2000, 0xbf4, 0x4, 0x5, 0x404e, 0x100, 0x0, 0x0, 0x8, 0x0, 0x4eb4}, r1, 0xd, r0, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x884) chdir(&(0x7f0000000300)='./bus/file0\x00') mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) chdir(&(0x7f00000001c0)='./file1\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) ioctl$sock_SIOCGPGRP(0xffffffffffffffff, 0x8904, &(0x7f00000005c0)) (async) perf_event_open(&(0x7f0000000640)={0x2, 0x80, 0x0, 0x0, 0x40, 0x20, 0x0, 0x100000001, 0x89, 0x7, 0x1, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x3, 0x0, 0x1, 0x0, 0x1, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x1, 0x2, @perf_bp={&(0x7f0000000500), 0x4}, 0x2000, 0xbf4, 0x4, 0x5, 0x404e, 0x100, 0x0, 0x0, 0x8, 0x0, 0x4eb4}, r1, 0xd, r0, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x884) (async) chdir(&(0x7f0000000300)='./bus/file0\x00') (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) chdir(&(0x7f00000001c0)='./file1\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:12 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1888.968184] 9pnet: Could not find request transport: xen [ 1888.992770] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1889.009896] 9pnet: Could not find request transport: xen 20:35:12 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0xe, 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={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000800)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200955d23213b1c47679488a9c74ba833b9aaeba65c6a11", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) mount$overlay(0x0, &(0x7f00000005c0)='./file1\x00', &(0x7f0000000680), 0x1000000, &(0x7f0000000980)={[{@xino_auto}, {@xino_off}, {@upperdir={'upperdir', 0x3d, './file0'}}], [{@subj_user={'subj_user', 0x3d, ')'}}, {@uid_lt={'uid<', 0xee00}}, {@uid_gt={'uid>', r1}}, {@mask={'mask', 0x3d, 'MAY_APPEND'}}, {@fsname={'fsname', 0x3d, '\\\\'}}, {@uid_eq}, {@obj_type={'obj_type', 0x3d, '%)'}}, {@audit}, {@obj_type={'obj_type', 0x3d, 'uid<'}}, {@defcontext={'defcontext', 0x3d, 'root'}}]}) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') mount$overlay(0x0, &(0x7f0000000340)='./file1\x00', &(0x7f0000000380), 0x100800, &(0x7f0000000500)={[{@default_permissions}], [{@euid_gt={'euid>', 0xffffffffffffffff}}, {@uid_lt={'uid<', 0xee00}}, {@obj_type={'obj_type', 0x3d, '}\''}}, {@uid_lt}, {@appraise}]}) perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0xe, 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={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000800)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200955d23213b1c47679488a9c74ba833b9aaeba65c6a11", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) socket$netlink(0x10, 0x3, 0x0) (async) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) (async) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) (async) mount$overlay(0x0, &(0x7f00000005c0)='./file1\x00', &(0x7f0000000680), 0x1000000, &(0x7f0000000980)={[{@xino_auto}, {@xino_off}, {@upperdir={'upperdir', 0x3d, './file0'}}], [{@subj_user={'subj_user', 0x3d, ')'}}, {@uid_lt={'uid<', 0xee00}}, {@uid_gt={'uid>', r1}}, {@mask={'mask', 0x3d, 'MAY_APPEND'}}, {@fsname={'fsname', 0x3d, '\\\\'}}, {@uid_eq}, {@obj_type={'obj_type', 0x3d, '%)'}}, {@audit}, {@obj_type={'obj_type', 0x3d, 'uid<'}}, {@defcontext={'defcontext', 0x3d, 'root'}}]}) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) mount$overlay(0x0, &(0x7f0000000340)='./file1\x00', &(0x7f0000000380), 0x100800, &(0x7f0000000500)={[{@default_permissions}], [{@euid_gt={'euid>', 0xffffffffffffffff}}, {@uid_lt={'uid<', 0xee00}}, {@obj_type={'obj_type', 0x3d, '}\''}}, {@uid_lt}, {@appraise}]}) (async) 20:35:12 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async, rerun: 32) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (rerun: 32) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async, rerun: 64) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async, rerun: 64) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f00000002c0)=ANY=[@ANYBLOB="2f01000010000000a53a0fb5962b9fbe54ecadc93ebdab2c018e94a027511e"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) (async) r1 = socket$inet_smc(0x2b, 0x1, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(r0, 0xc0189371, &(0x7f0000000080)={{0x1, 0x1, 0x18, r1}, './file0\x00'}) bind$nfc_llcp(r2, 0x0, 0x0) (async) rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:12 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async, rerun: 64) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (rerun: 64) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async, rerun: 64) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (rerun: 64) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async, rerun: 32) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (rerun: 32) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) socket$nl_route(0x10, 0x3, 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYRES16, @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES8=r0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYRES8, @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) open(&(0x7f0000000680)='./file0\x00', 0x424442, 0x0) mount(&(0x7f0000000540)=@sr0, &(0x7f00000005c0)='./bus\x00', &(0x7f0000000640)='aufs\x00', 0x2, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount$overlay(0x0, &(0x7f0000000340)='./file0\x00', &(0x7f0000000380), 0x2, &(0x7f0000000500)={[{@index_on}]}) (async, rerun: 32) rename(0x0, &(0x7f00000003c0)='./bus\x00') (rerun: 32) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:12 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000500)='overlay\x00') mount$overlay(0x0, &(0x7f0000000080)='./bus/file1\x00', &(0x7f0000000280), 0x5052, &(0x7f0000000280)=ANY=[]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1889.166828] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1889.208889] 9pnet_virtio: no channels available for device syz [ 1889.292330] overlayfs: maximum fs stacking depth exceeded [ 1889.299401] 9pnet_virtio: no channels available for device syz [ 1889.299710] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:12 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) chdir(&(0x7f0000000800)='./file0\x00') (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) (async) rename(&(0x7f0000000680)='./bus/file0\x00', &(0x7f0000000780)='./bus/file0\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:12 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f00000002c0)=ANY=[@ANYBLOB="2f01000010000000a53a0fb5962b9fbe54ecadc93ebdab2c018e94a027511e"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') r0 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) r1 = socket$inet_smc(0x2b, 0x1, 0x0) ioctl$AUTOFS_DEV_IOCTL_VERSION(r0, 0xc0189371, &(0x7f0000000080)={{0x1, 0x1, 0x18, r1}, './file0\x00'}) bind$nfc_llcp(r2, 0x0, 0x0) rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f00000002c0)=ANY=[@ANYBLOB="2f01000010000000a53a0fb5962b9fbe54ecadc93ebdab2c018e94a027511e"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) openat$autofs(0xffffffffffffff9c, &(0x7f0000000040), 0x0, 0x0) (async) socket$inet_smc(0x2b, 0x1, 0x0) (async) ioctl$AUTOFS_DEV_IOCTL_VERSION(r0, 0xc0189371, &(0x7f0000000080)={{0x1, 0x1, 0x18, r1}, './file0\x00'}) (async) bind$nfc_llcp(r2, 0x0, 0x0) (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1889.337582] overlayfs: unrecognized mount option "subj_user=)" or missing value 20:35:12 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1889.383543] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1889.431148] 9pnet_virtio: no channels available for device syz [ 1889.443138] 9pnet: Could not find request transport: xen 20:35:12 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000500)='overlay\x00') (async) mount$overlay(0x0, &(0x7f0000000080)='./bus/file1\x00', &(0x7f0000000280), 0x5052, &(0x7f0000000280)=ANY=[]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1889.474112] 9pnet: Could not find request transport: xen [ 1889.474557] overlayfs: missing 'lowerdir' [ 1889.484653] overlayfs: missing 'lowerdir' [ 1889.523649] overlayfs: missing 'lowerdir' 20:35:12 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) socket$nl_route(0x10, 0x3, 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYRES16, @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES8=r0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYRES8, @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) open(&(0x7f0000000680)='./file0\x00', 0x424442, 0x0) mount(&(0x7f0000000540)=@sr0, &(0x7f00000005c0)='./bus\x00', &(0x7f0000000640)='aufs\x00', 0x2, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount$overlay(0x0, &(0x7f0000000340)='./file0\x00', &(0x7f0000000380), 0x2, &(0x7f0000000500)={[{@index_on}]}) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:12 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) utime(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)={0x80, 0x671a}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1889.586795] overlayfs: missing 'lowerdir' [ 1889.631631] overlayfs: missing 'lowerdir' [ 1889.639226] 9pnet_virtio: no channels available for device syz [ 1889.665311] 9pnet: Could not find request transport: xen [ 1889.678471] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1889.693196] overlayfs: missing 'lowerdir' 20:35:12 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async, rerun: 64) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (rerun: 64) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async, rerun: 32) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async, rerun: 32) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x40082406, &(0x7f0000000500)='overlay\x00') (async, rerun: 32) mount$overlay(0x0, &(0x7f0000000080)='./bus/file1\x00', &(0x7f0000000280), 0x5052, &(0x7f0000000280)=ANY=[]) (async, rerun: 32) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (async) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1889.757730] overlayfs: missing 'lowerdir' [ 1889.796123] overlayfs: missing 'lowerdir' [ 1889.803345] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1889.808670] 9pnet_virtio: no channels available for device syz [ 1889.820508] 9pnet: Could not find request transport: xen [ 1889.821424] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1889.826840] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1889.858531] overlayfs: missing 'lowerdir' [ 1889.871957] overlayfs: missing 'lowerdir' [ 1889.880632] 9pnet: Could not find request transport: xen [ 1889.903035] overlayfs: overlapping lowerdir path 20:35:13 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x88354, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x20000, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) perf_event_open(&(0x7f0000000640)={0x1, 0x80, 0x4, 0x0, 0x3, 0x7, 0x0, 0x20, 0x20000, 0x9, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x2, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0xc2d5, 0x2, @perf_config_ext={0x101, 0x7f}, 0x20a0, 0x5, 0x9, 0x0, 0x10001, 0xfffff3b7, 0x7, 0x0, 0x6, 0x0, 0x1}, 0x0, 0x7, r0, 0x9) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1889.927740] overlayfs: missing 'lowerdir' 20:35:13 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x20, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000980)=ANY=[@ANYBLOB="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"]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f00000002c0)=ANY=[@ANYBLOB="430d00392f7091ab383076544727e4b277d00010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000780)='fsmagic+R\x1c~v\x9b\xc7\xad\xc0\xa7\xca\xf4e\xb7\x1f\x11\x92\xf6\xcd\x1e\x1fw\xd6h\x01\xb2\xcc[#A*\x0e\xf4\x81\xf3.[:t\xb7E\xe2i\xe8\xd1\x1aV\xb2+/\xd4\xee;\x95S\x9b\xd0\xa6\xbe\xfb\xf7\x8f\xec\r\x1b\xc9\xae\xab}\xa6\xdfj\xef#Xaab\x84\xf8pl\x81\xb7\xdb\t\xbf\xe1OQ9M\x94\x18\x12\xf8\x11$\xabTNqf\x1d\x1deyj[a\x94\xcf6_t\xcb\x85:\xbev\xda:\xdf#XsX\x99\xfb\xdf2L\x11&\x91\x80\xc7\xfa9\xebE\xb16=\xbe\xf0\xc8\x91\xaa\xc1\xf9\xab\x90{\x9b\x9c\xd4\x9d\x89\x10\xdd/\xf8\x13\xeb\xfe\xe4A\xe1\x83Pr\xf7\xb4\xa7') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:13 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) utime(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)={0x80, 0x671a}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) utime(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)={0x80, 0x671a}) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1889.969774] overlayfs: missing 'lowerdir' [ 1889.983377] overlayfs: missing 'lowerdir' [ 1889.990096] overlayfs: missing 'lowerdir' [ 1889.995098] overlayfs: missing 'lowerdir' [ 1890.000445] overlayfs: missing 'lowerdir' [ 1890.005968] overlayfs: missing 'lowerdir' [ 1890.010980] overlayfs: missing 'lowerdir' [ 1890.016274] overlayfs: missing 'lowerdir' [ 1890.021034] overlayfs: missing 'lowerdir' [ 1890.025832] overlayfs: missing 'lowerdir' [ 1890.030553] overlayfs: missing 'lowerdir' [ 1890.036988] overlayfs: missing 'lowerdir' [ 1890.050986] overlayfs: missing 'lowerdir' [ 1890.059040] overlayfs: missing 'lowerdir' [ 1890.067844] overlayfs: missing 'lowerdir' 20:35:13 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./file0\x00', 0x10) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:13 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:13 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) utime(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)={0x80, 0x671a}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1890.132873] overlayfs: unrecognized mount option "upperdirS5Ӎ=bus" or missing value [ 1890.175766] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1890.202323] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:13 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x20, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000980)=ANY=[@ANYBLOB="7570706572646972ad538a35f99fb0d38dbdc2e73dd6d26275732c776f726b6469723d282f12696c65312c6c6f77657209006c65300000000000004a5bf22a0fd706a10001a98fca02ca68d972a0a07743012fe177cc8bb810672fa7552316c22611237d202ea3238cb5f17e9480b4a48804d0e40e2d210866f42775f5cde5fbcfa0e5de811eccdd0bf694f25f84af2503b4569ba46666ba899c77cd1ccff5f93ccde5872d54671ad73f845aac4bd42858d1be015c76db062f3fd29a291ace1e4484ac2c186600b46e5522ede5ab3307020000000000003f14170f0dae0e857b59fa5e2b34a0a6add796c4c0fd7caa25670fad5e524bb5961565a0d8bf64a598aa6292bfc3d5cbeb8e22cae14e1afeb7f2"]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f00000002c0)=ANY=[@ANYBLOB="430d00392f7091ab383076544727e4b277d00010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000780)='fsmagic+R\x1c~v\x9b\xc7\xad\xc0\xa7\xca\xf4e\xb7\x1f\x11\x92\xf6\xcd\x1e\x1fw\xd6h\x01\xb2\xcc[#A*\x0e\xf4\x81\xf3.[:t\xb7E\xe2i\xe8\xd1\x1aV\xb2+/\xd4\xee;\x95S\x9b\xd0\xa6\xbe\xfb\xf7\x8f\xec\r\x1b\xc9\xae\xab}\xa6\xdfj\xef#Xaab\x84\xf8pl\x81\xb7\xdb\t\xbf\xe1OQ9M\x94\x18\x12\xf8\x11$\xabTNqf\x1d\x1deyj[a\x94\xcf6_t\xcb\x85:\xbev\xda:\xdf#XsX\x99\xfb\xdf2L\x11&\x91\x80\xc7\xfa9\xebE\xb16=\xbe\xf0\xc8\x91\xaa\xc1\xf9\xab\x90{\x9b\x9c\xd4\x9d\x89\x10\xdd/\xf8\x13\xeb\xfe\xe4A\xe1\x83Pr\xf7\xb4\xa7') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1890.228569] 9pnet: Could not find request transport: xen [ 1890.241203] 9pnet: Could not find request transport: xen [ 1890.243930] 9pnet_virtio: no channels available for device syz 20:35:13 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) utime(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)={0x80, 0x671a}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:13 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x88354, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x20000, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) perf_event_open(&(0x7f0000000640)={0x1, 0x80, 0x4, 0x0, 0x3, 0x7, 0x0, 0x20, 0x20000, 0x9, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x2, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0xc2d5, 0x2, @perf_config_ext={0x101, 0x7f}, 0x20a0, 0x5, 0x9, 0x0, 0x10001, 0xfffff3b7, 0x7, 0x0, 0x6, 0x0, 0x1}, 0x0, 0x7, r0, 0x9) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (async) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1890.292286] 9pnet_virtio: no channels available for device syz [ 1890.298000] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1890.330015] 9pnet: Could not find request transport: xen 20:35:13 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:13 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./file0\x00', 0x10) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:13 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x20, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000980)=ANY=[@ANYBLOB="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"]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f00000002c0)=ANY=[@ANYBLOB="430d00392f7091ab383076544727e4b277d00010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000780)='fsmagic+R\x1c~v\x9b\xc7\xad\xc0\xa7\xca\xf4e\xb7\x1f\x11\x92\xf6\xcd\x1e\x1fw\xd6h\x01\xb2\xcc[#A*\x0e\xf4\x81\xf3.[:t\xb7E\xe2i\xe8\xd1\x1aV\xb2+/\xd4\xee;\x95S\x9b\xd0\xa6\xbe\xfb\xf7\x8f\xec\r\x1b\xc9\xae\xab}\xa6\xdfj\xef#Xaab\x84\xf8pl\x81\xb7\xdb\t\xbf\xe1OQ9M\x94\x18\x12\xf8\x11$\xabTNqf\x1d\x1deyj[a\x94\xcf6_t\xcb\x85:\xbev\xda:\xdf#XsX\x99\xfb\xdf2L\x11&\x91\x80\xc7\xfa9\xebE\xb16=\xbe\xf0\xc8\x91\xaa\xc1\xf9\xab\x90{\x9b\x9c\xd4\x9d\x89\x10\xdd/\xf8\x13\xeb\xfe\xe4A\xe1\x83Pr\xf7\xb4\xa7') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x20, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000980)=ANY=[@ANYBLOB="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"]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f00000002c0)=ANY=[@ANYBLOB="430d00392f7091ab383076544727e4b277d00010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000780)='fsmagic+R\x1c~v\x9b\xc7\xad\xc0\xa7\xca\xf4e\xb7\x1f\x11\x92\xf6\xcd\x1e\x1fw\xd6h\x01\xb2\xcc[#A*\x0e\xf4\x81\xf3.[:t\xb7E\xe2i\xe8\xd1\x1aV\xb2+/\xd4\xee;\x95S\x9b\xd0\xa6\xbe\xfb\xf7\x8f\xec\r\x1b\xc9\xae\xab}\xa6\xdfj\xef#Xaab\x84\xf8pl\x81\xb7\xdb\t\xbf\xe1OQ9M\x94\x18\x12\xf8\x11$\xabTNqf\x1d\x1deyj[a\x94\xcf6_t\xcb\x85:\xbev\xda:\xdf#XsX\x99\xfb\xdf2L\x11&\x91\x80\xc7\xfa9\xebE\xb16=\xbe\xf0\xc8\x91\xaa\xc1\xf9\xab\x90{\x9b\x9c\xd4\x9d\x89\x10\xdd/\xf8\x13\xeb\xfe\xe4A\xe1\x83Pr\xf7\xb4\xa7') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:13 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x88354, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x20000, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) perf_event_open(&(0x7f0000000640)={0x1, 0x80, 0x4, 0x0, 0x3, 0x7, 0x0, 0x20, 0x20000, 0x9, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x1, 0x2, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0xc2d5, 0x2, @perf_config_ext={0x101, 0x7f}, 0x20a0, 0x5, 0x9, 0x0, 0x10001, 0xfffff3b7, 0x7, 0x0, 0x6, 0x0, 0x1}, 0x0, 0x7, r0, 0x9) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async, rerun: 64) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async, rerun: 64) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1890.415964] 9pnet: Could not find request transport: xen [ 1890.426026] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:13 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) utime(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)={0x80, 0x671a}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1890.530865] overlayfs: unrecognized mount option "upperdirS5Ӎ=bus" or missing value [ 1890.541087] 9pnet: Could not find request transport: xen 20:35:13 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000340)=ANY=[@ANYBLOB="020000000100968ad4d1b4e318bd87ebaff4ba2e3c7e3862cd4ecf2d71deec60780d17320ea7c7706532130139765cda9e1f578aa95b72afd311682a3ec0c772fd13371e7075be98fd8736a53b", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000800)=ANY=[@ANYBLOB="75707065726469723d2e2f62b18f2c776f726b6416da28fa52873014829869723d2e2f6669c9c0ec7d056c65312c6cef7765726469723d2e2fb702ab346c19ad65461cb5b72ed205a90bf22b3b25d8c73bc2ccd0478c5e13e7ec0d7cd8d751871facedb014c7fdfb2246f026d1400c9ead5a4e2fcab76b90a621727fc23f939017fec0fc9a37ef72b689659ef89593f487a3976970118701535f94b982fe3756e7443c0112de98b0a2c19e18962a9cd712295d792d955ba02367be36cbc2d89df401d49d6ab98edd5bbad0d32c6f"]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_LP_INTERVAL={0x8, 0x13, 0x8}, @IFLA_BOND_PRIMARY_RESELECT={0x5}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}}, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x64048, &(0x7f0000000980)=ANY=[@ANYRES32=r0, @ANYRES16=r1]) chdir(&(0x7f00000001c0)='./bus\x00') lsetxattr$system_posix_acl(&(0x7f0000000280)='./bus\x00', &(0x7f0000000500)='system.posix_acl_access\x00', &(0x7f0000000540)={{}, {0x1, 0x5}, [{}], {0x4, 0x4}, [{0x8, 0x4}], {0x10, 0x4}, {0x20, 0x5}}, 0x34, 0x2) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:13 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1890.573742] overlayfs: failed to resolve './file1': -2 [ 1890.587107] 9pnet_virtio: no channels available for device syz [ 1890.600846] 9pnet: Could not find request transport: xen [ 1890.616697] 9pnet_virtio: no channels available for device syz 20:35:13 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async, rerun: 64) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (rerun: 64) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async, rerun: 64) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (rerun: 64) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./file0\x00', 0x10) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async, rerun: 32) chdir(&(0x7f00000001c0)='./bus\x00') (rerun: 32) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1890.663247] overlayfs: 'file0' not a directory 20:35:13 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r0 = creat(&(0x7f0000000880)='./file0/../file0\x00', 0x1c0) mount(&(0x7f00000005c0)=ANY=[@ANYBLOB="2f6465b69877c698b4c2"], &(0x7f0000000640)='./bus/file0\x00', &(0x7f0000000680)='exfat\x00', 0x81009, 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000a00)=ANY=[@ANYBLOB="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"]) open(&(0x7f0000000340)='./file0\x00', 0x2002, 0x80) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) ioctl$AUTOFS_DEV_IOCTL_CLOSEMOUNT(r0, 0xc0189375, &(0x7f0000000500)={{0x1, 0x1, 0x18, r1}, './file1\x00'}) 20:35:13 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) mkdir(&(0x7f00000002c0)='./bus/file0\x00', 0x106) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1890.768210] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1890.783917] overlayfs: unrecognized mount option "workd(R0ir=./fi}le1" or missing value [ 1890.803651] 9pnet_virtio: no channels available for device syz 20:35:14 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1890.843782] 9pnet: Could not find request transport: xen [ 1890.871848] overlayfs: maximum fs stacking depth exceeded [ 1890.993868] device bond33 entered promiscuous mode [ 1890.995342] overlayfs: unrecognized mount option "./file1" or missing value 20:35:14 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x100, 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, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) chdir(&(0x7f0000000340)='./bus\x00') mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./file0\x00', 0xcb5dd299c72e3fd6) r1 = syz_open_dev$audion(&(0x7f0000000500), 0x96c6, 0x10000) renameat(r0, &(0x7f0000000380)='./file0/file0\x00', r1, &(0x7f0000000540)='./file0\x00') mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1891.040222] 9pnet_virtio: no channels available for device syz [ 1891.041780] overlayfs: failed to resolve './file1': -2 [ 1891.051104] IPv6: ADDRCONF(NETDEV_UP): bond33: link is not ready 20:35:14 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r0 = creat(&(0x7f0000000880)='./file0/../file0\x00', 0x1c0) mount(&(0x7f00000005c0)=ANY=[@ANYBLOB="2f6465b69877c698b4c2"], &(0x7f0000000640)='./bus/file0\x00', &(0x7f0000000680)='exfat\x00', 0x81009, 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000a00)=ANY=[@ANYBLOB="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"]) open(&(0x7f0000000340)='./file0\x00', 0x2002, 0x80) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) ioctl$AUTOFS_DEV_IOCTL_CLOSEMOUNT(r0, 0xc0189375, &(0x7f0000000500)={{0x1, 0x1, 0x18, r1}, './file1\x00'}) perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000880)='./file0/../file0\x00', 0x1c0) (async) mount(&(0x7f00000005c0)=ANY=[@ANYBLOB="2f6465b69877c698b4c2"], &(0x7f0000000640)='./bus/file0\x00', &(0x7f0000000680)='exfat\x00', 0x81009, 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000a00)=ANY=[@ANYBLOB="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"]) (async) open(&(0x7f0000000340)='./file0\x00', 0x2002, 0x80) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f00000008c0)=ANY=[@ANYBLOB="2f010000100000001a6187239e35a76b55d2f72f707cdb2c15871ccef33c75afcc63df2299fda77ee234bb4975b551d834a1b26b39d20ffe3791e082762d2a60c131dc5775b94fb8a252b491ccadaf9acf6eabf7a5434644b42245e53103290bc50e9dcf3813140a814a207da825f65aa422b23abc5481692ecb149c1507b9f0a987eefca600db028110420afe8e0c9706709973ef15809d7227de74d6610627cd1dd19cd40a8ff25a6b093b485f4555d967d594a26666498c8c616851000000000000000000000000000000000000000000000000e68020b349be04aff9a28aa9c0d0f94ff6e02a936787bd42861f2be7e803605dbecb501faeba70495b38b4b5311271bfa012c90275d2c24332e18ee9e529fe49306a7cf7793ae9"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) ioctl$AUTOFS_DEV_IOCTL_CLOSEMOUNT(r0, 0xc0189375, &(0x7f0000000500)={{0x1, 0x1, 0x18, r1}, './file1\x00'}) (async) 20:35:14 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) socket$nl_route(0x10, 0x3, 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYRES16, @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES8=r0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYRES8, @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) open(&(0x7f0000000680)='./file0\x00', 0x424442, 0x0) mount(&(0x7f0000000540)=@sr0, &(0x7f00000005c0)='./bus\x00', &(0x7f0000000640)='aufs\x00', 0x2, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount$overlay(0x0, &(0x7f0000000340)='./file0\x00', &(0x7f0000000380), 0x2, &(0x7f0000000500)={[{@index_on}]}) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1891.089626] 9pnet: Could not find request transport: xen [ 1891.124606] 8021q: adding VLAN 0 to HW filter on device bond33 20:35:14 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) mkdir(&(0x7f00000002c0)='./bus/file0\x00', 0x106) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1891.137901] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1891.150716] 9pnet_virtio: no channels available for device syz 20:35:14 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000340)=ANY=[@ANYBLOB="020000000100968ad4d1b4e318bd87ebaff4ba2e3c7e3862cd4ecf2d71deec60780d17320ea7c7706532130139765cda9e1f578aa95b72afd311682a3ec0c772fd13371e7075be98fd8736a53b", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000800)=ANY=[@ANYBLOB="75707065726469723d2e2f62b18f2c776f726b6416da28fa52873014829869723d2e2f6669c9c0ec7d056c65312c6cef7765726469723d2e2fb702ab346c19ad65461cb5b72ed205a90bf22b3b25d8c73bc2ccd0478c5e13e7ec0d7cd8d751871facedb014c7fdfb2246f026d1400c9ead5a4e2fcab76b90a621727fc23f939017fec0fc9a37ef72b689659ef89593f487a3976970118701535f94b982fe3756e7443c0112de98b0a2c19e18962a9cd712295d792d955ba02367be36cbc2d89df401d49d6ab98edd5bbad0d32c6f"]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_LP_INTERVAL={0x8, 0x13, 0x8}, @IFLA_BOND_PRIMARY_RESELECT={0x5}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}}, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x64048, &(0x7f0000000980)=ANY=[@ANYRES32=r0, @ANYRES16=r1]) chdir(&(0x7f00000001c0)='./bus\x00') lsetxattr$system_posix_acl(&(0x7f0000000280)='./bus\x00', &(0x7f0000000500)='system.posix_acl_access\x00', &(0x7f0000000540)={{}, {0x1, 0x5}, [{}], {0x4, 0x4}, [{0x8, 0x4}], {0x10, 0x4}, {0x20, 0x5}}, 0x34, 0x2) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000340)=ANY=[@ANYBLOB="020000000100968ad4d1b4e318bd87ebaff4ba2e3c7e3862cd4ecf2d71deec60780d17320ea7c7706532130139765cda9e1f578aa95b72afd311682a3ec0c772fd13371e7075be98fd8736a53b", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000800)=ANY=[@ANYBLOB="75707065726469723d2e2f62b18f2c776f726b6416da28fa52873014829869723d2e2f6669c9c0ec7d056c65312c6cef7765726469723d2e2fb702ab346c19ad65461cb5b72ed205a90bf22b3b25d8c73bc2ccd0478c5e13e7ec0d7cd8d751871facedb014c7fdfb2246f026d1400c9ead5a4e2fcab76b90a621727fc23f939017fec0fc9a37ef72b689659ef89593f487a3976970118701535f94b982fe3756e7443c0112de98b0a2c19e18962a9cd712295d792d955ba02367be36cbc2d89df401d49d6ab98edd5bbad0d32c6f"]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) socket$nl_route(0x10, 0x3, 0x0) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_LP_INTERVAL={0x8, 0x13, 0x8}, @IFLA_BOND_PRIMARY_RESELECT={0x5}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}}, 0x0) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x64048, &(0x7f0000000980)=ANY=[@ANYRES32=r0, @ANYRES16=r1]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) lsetxattr$system_posix_acl(&(0x7f0000000280)='./bus\x00', &(0x7f0000000500)='system.posix_acl_access\x00', &(0x7f0000000540)={{}, {0x1, 0x5}, [{}], {0x4, 0x4}, [{0x8, 0x4}], {0x10, 0x4}, {0x20, 0x5}}, 0x34, 0x2) (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:14 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1891.196746] overlayfs: unrecognized mount option "./file1" or missing value [ 1891.220483] 9pnet_virtio: no channels available for device syz 20:35:14 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r0 = creat(&(0x7f0000000880)='./file0/../file0\x00', 0x1c0) mount(&(0x7f00000005c0)=ANY=[@ANYBLOB="2f6465b69877c698b4c2"], &(0x7f0000000640)='./bus/file0\x00', &(0x7f0000000680)='exfat\x00', 0x81009, 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000a00)=ANY=[@ANYBLOB="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"]) open(&(0x7f0000000340)='./file0\x00', 0x2002, 0x80) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) ioctl$AUTOFS_DEV_IOCTL_CLOSEMOUNT(r0, 0xc0189375, &(0x7f0000000500)={{0x1, 0x1, 0x18, r1}, './file1\x00'}) perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000880)='./file0/../file0\x00', 0x1c0) (async) mount(&(0x7f00000005c0)=ANY=[@ANYBLOB="2f6465b69877c698b4c2"], &(0x7f0000000640)='./bus/file0\x00', &(0x7f0000000680)='exfat\x00', 0x81009, 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000a00)=ANY=[@ANYBLOB="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"]) (async) open(&(0x7f0000000340)='./file0\x00', 0x2002, 0x80) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f00000008c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) ioctl$AUTOFS_DEV_IOCTL_CLOSEMOUNT(r0, 0xc0189375, &(0x7f0000000500)={{0x1, 0x1, 0x18, r1}, './file1\x00'}) (async) 20:35:14 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x100, 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, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) chdir(&(0x7f0000000340)='./bus\x00') mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./file0\x00', 0xcb5dd299c72e3fd6) r1 = syz_open_dev$audion(&(0x7f0000000500), 0x96c6, 0x10000) renameat(r0, &(0x7f0000000380)='./file0/file0\x00', r1, &(0x7f0000000540)='./file0\x00') mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x100, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) chdir(&(0x7f0000000340)='./bus\x00') (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./file0\x00', 0xcb5dd299c72e3fd6) (async) syz_open_dev$audion(&(0x7f0000000500), 0x96c6, 0x10000) (async) renameat(r0, &(0x7f0000000380)='./file0/file0\x00', r1, &(0x7f0000000540)='./file0\x00') (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1891.337718] overlayfs: './file0' not a directory 20:35:14 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) mkdir(&(0x7f00000002c0)='./bus/file0\x00', 0x106) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1891.398108] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1891.468519] overlayfs: unrecognized mount option "./file1" or missing value [ 1891.482737] overlayfs: missing 'lowerdir' [ 1891.487923] overlayfs: unrecognized mount option "workd(R0ir=./fi}le1" or missing value [ 1891.501567] 9pnet: Could not find request transport: xen [ 1891.519617] 9pnet_virtio: no channels available for device syz [ 1891.560101] 9pnet_virtio: no channels available for device syz [ 1891.588178] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:14 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000500)='./bus/file0\x00', &(0x7f00000005c0), 0xa00488, &(0x7f0000000640)={[{@redirect_dir={'redirect_dir', 0x3d, './file1/file0'}}, {@xino_on}, {@redirect_dir={'redirect_dir', 0x3d, './file1'}}]}) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000680)=@sg0, &(0x7f0000000780)='./bus/file0\x00', &(0x7f00000007c0)='tracefs\x00', 0x10, &(0x7f0000000800)='redirect_dir') mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:14 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(0xffffffffffffffff, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1891.657231] 9pnet: Could not find request transport: xen [ 1891.681912] device bond34 entered promiscuous mode 20:35:14 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x100, 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, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) chdir(&(0x7f0000000340)='./bus\x00') mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./file0\x00', 0xcb5dd299c72e3fd6) r1 = syz_open_dev$audion(&(0x7f0000000500), 0x96c6, 0x10000) renameat(r0, &(0x7f0000000380)='./file0/file0\x00', r1, &(0x7f0000000540)='./file0\x00') mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x100, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) chdir(&(0x7f0000000340)='./bus\x00') (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./file0\x00', 0xcb5dd299c72e3fd6) (async) syz_open_dev$audion(&(0x7f0000000500), 0x96c6, 0x10000) (async) renameat(r0, &(0x7f0000000380)='./file0/file0\x00', r1, &(0x7f0000000540)='./file0\x00') (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:14 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) removexattr(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0)=@random={'security.', 'overlay\x00'}) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) chdir(&(0x7f0000000800)='./bus/file0\x00') lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) mount$overlay(0x0, &(0x7f0000000280)='./bus/file0\x00', &(0x7f0000000080), 0x1020001, &(0x7f00000002c0)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0', @ANYRES16=r1, @ANYRES16=r0]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f0000000840)='./bus/file0\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') mount$9p_xen(&(0x7f00000003c0), &(0x7f0000000500)='./file0\x00', &(0x7f00000005c0), 0x8, &(0x7f0000000640)={'trans=xen,', {[{@loose}, {@loose}, {@cache_loose}], [{@fscontext={'fscontext', 0x3d, 'unconfined_u'}}, {@subj_role={'subj_role', 0x3d, '-\x9a'}}]}}) [ 1891.705648] IPv6: ADDRCONF(NETDEV_UP): bond34: link is not ready 20:35:14 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1891.733150] 8021q: adding VLAN 0 to HW filter on device bond34 [ 1891.792819] overlayfs: bad mount option "redirect_dir=./file1" 20:35:15 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000340)=ANY=[@ANYBLOB="020000000100968ad4d1b4e318bd87ebaff4ba2e3c7e3862cd4ecf2d71deec60780d17320ea7c7706532130139765cda9e1f578aa95b72afd311682a3ec0c772fd13371e7075be98fd8736a53b", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000800)=ANY=[@ANYBLOB="75707065726469723d2e2f62b18f2c776f726b6416da28fa52873014829869723d2e2f6669c9c0ec7d056c65312c6cef7765726469723d2e2fb702ab346c19ad65461cb5b72ed205a90bf22b3b25d8c73bc2ccd0478c5e13e7ec0d7cd8d751871facedb014c7fdfb2246f026d1400c9ead5a4e2fcab76b90a621727fc23f939017fec0fc9a37ef72b689659ef89593f487a3976970118701535f94b982fe3756e7443c0112de98b0a2c19e18962a9cd712295d792d955ba02367be36cbc2d89df401d49d6ab98edd5bbad0d32c6f"]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') r1 = socket$nl_route(0x10, 0x3, 0x0) r2 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_LP_INTERVAL={0x8, 0x13, 0x8}, @IFLA_BOND_PRIMARY_RESELECT={0x5}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}}, 0x0) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x64048, &(0x7f0000000980)=ANY=[@ANYRES32=r0, @ANYRES16=r1]) chdir(&(0x7f00000001c0)='./bus\x00') lsetxattr$system_posix_acl(&(0x7f0000000280)='./bus\x00', &(0x7f0000000500)='system.posix_acl_access\x00', &(0x7f0000000540)={{}, {0x1, 0x5}, [{}], {0x4, 0x4}, [{0x8, 0x4}], {0x10, 0x4}, {0x20, 0x5}}, 0x34, 0x2) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000340)=ANY=[@ANYBLOB="020000000100968ad4d1b4e318bd87ebaff4ba2e3c7e3862cd4ecf2d71deec60780d17320ea7c7706532130139765cda9e1f578aa95b72afd311682a3ec0c772fd13371e7075be98fd8736a53b", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000800)=ANY=[@ANYBLOB="75707065726469723d2e2f62b18f2c776f726b6416da28fa52873014829869723d2e2f6669c9c0ec7d056c65312c6cef7765726469723d2e2fb702ab346c19ad65461cb5b72ed205a90bf22b3b25d8c73bc2ccd0478c5e13e7ec0d7cd8d751871facedb014c7fdfb2246f026d1400c9ead5a4e2fcab76b90a621727fc23f939017fec0fc9a37ef72b689659ef89593f487a3976970118701535f94b982fe3756e7443c0112de98b0a2c19e18962a9cd712295d792d955ba02367be36cbc2d89df401d49d6ab98edd5bbad0d32c6f"]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) socket$nl_route(0x10, 0x3, 0x0) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r2, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) sendmsg$nl_route(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_LP_INTERVAL={0x8, 0x13, 0x8}, @IFLA_BOND_PRIMARY_RESELECT={0x5}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r3}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}}, 0x0) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x64048, &(0x7f0000000980)=ANY=[@ANYRES32=r0, @ANYRES16=r1]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) lsetxattr$system_posix_acl(&(0x7f0000000280)='./bus\x00', &(0x7f0000000500)='system.posix_acl_access\x00', &(0x7f0000000540)={{}, {0x1, 0x5}, [{}], {0x4, 0x4}, [{0x8, 0x4}], {0x10, 0x4}, {0x20, 0x5}}, 0x34, 0x2) (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1891.872055] 9pnet_virtio: no channels available for device syz 20:35:15 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) removexattr(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0)=@random={'security.', 'overlay\x00'}) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) chdir(&(0x7f0000000800)='./bus/file0\x00') (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) mount$overlay(0x0, &(0x7f0000000280)='./bus/file0\x00', &(0x7f0000000080), 0x1020001, &(0x7f00000002c0)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0', @ANYRES16=r1, @ANYRES16=r0]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f0000000840)='./bus/file0\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) mount$9p_xen(&(0x7f00000003c0), &(0x7f0000000500)='./file0\x00', &(0x7f00000005c0), 0x8, &(0x7f0000000640)={'trans=xen,', {[{@loose}, {@loose}, {@cache_loose}], [{@fscontext={'fscontext', 0x3d, 'unconfined_u'}}, {@subj_role={'subj_role', 0x3d, '-\x9a'}}]}}) [ 1891.920106] 9pnet: Could not find request transport: xen 20:35:15 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) chroot(&(0x7f0000000340)='./bus\x00') mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x20000b0, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:15 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async, rerun: 32) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async, rerun: 32) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000500)='./bus/file0\x00', &(0x7f00000005c0), 0xa00488, &(0x7f0000000640)={[{@redirect_dir={'redirect_dir', 0x3d, './file1/file0'}}, {@xino_on}, {@redirect_dir={'redirect_dir', 0x3d, './file1'}}]}) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000680)=@sg0, &(0x7f0000000780)='./bus/file0\x00', &(0x7f00000007c0)='tracefs\x00', 0x10, &(0x7f0000000800)='redirect_dir') (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') (async, rerun: 32) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (rerun: 32) [ 1891.970551] overlayfs: './file0' not a directory [ 1891.986205] overlayfs: failed to resolve './file1': -2 [ 1892.007779] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:15 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1892.042347] 9pnet_virtio: no channels available for device syz [ 1892.070352] 9pnet_virtio: no channels available for device syz [ 1892.081350] overlayfs: unrecognized mount option "workd(R0ir=./fi}le1" or missing value [ 1892.110916] overlayfs: maximum fs stacking depth exceeded [ 1892.120136] 9pnet: Could not find request transport: xen [ 1892.129880] overlayfs: maximum fs stacking depth exceeded 20:35:15 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1892.176716] overlayfs: bad mount option "redirect_dir=./file1" [ 1892.200461] 9pnet_virtio: no channels available for device syz [ 1892.207559] overlayfs: maximum fs stacking depth exceeded [ 1892.211550] device bond35 entered promiscuous mode 20:35:15 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) removexattr(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0)=@random={'security.', 'overlay\x00'}) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) chdir(&(0x7f0000000800)='./bus/file0\x00') (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) mount$overlay(0x0, &(0x7f0000000280)='./bus/file0\x00', &(0x7f0000000080), 0x1020001, &(0x7f00000002c0)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0', @ANYRES16=r1, @ANYRES16=r0]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f0000000840)='./bus/file0\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') mount$9p_xen(&(0x7f00000003c0), &(0x7f0000000500)='./file0\x00', &(0x7f00000005c0), 0x8, &(0x7f0000000640)={'trans=xen,', {[{@loose}, {@loose}, {@cache_loose}], [{@fscontext={'fscontext', 0x3d, 'unconfined_u'}}, {@subj_role={'subj_role', 0x3d, '-\x9a'}}]}}) [ 1892.229068] IPv6: ADDRCONF(NETDEV_UP): bond35: link is not ready [ 1892.247843] 8021q: adding VLAN 0 to HW filter on device bond35 20:35:15 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000500)='./bus/file0\x00', &(0x7f00000005c0), 0xa00488, &(0x7f0000000640)={[{@redirect_dir={'redirect_dir', 0x3d, './file1/file0'}}, {@xino_on}, {@redirect_dir={'redirect_dir', 0x3d, './file1'}}]}) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000680)=@sg0, &(0x7f0000000780)='./bus/file0\x00', &(0x7f00000007c0)='tracefs\x00', 0x10, &(0x7f0000000800)='redirect_dir') (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1892.301427] 9pnet: Could not find request transport: xen [ 1892.339242] 9pnet_virtio: no channels available for device syz 20:35:15 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) chroot(&(0x7f0000000340)='./bus\x00') (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x20000b0, &(0x7f0000000340)=ANY=[]) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1892.381860] overlayfs: './file0' not a directory [ 1892.400744] 9pnet: Could not find request transport: xen 20:35:15 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:15 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) fstat(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0}) mount$overlay(0x0, &(0x7f0000000340)='./file0\x00', &(0x7f0000000380), 0x41000, &(0x7f0000000800)={[{@xino_on}], [{@uid_eq}, {@fowner_eq={'fowner', 0x3d, 0xee00}}, {@seclabel}, {@uid_eq={'uid', 0x3d, r1}}, {@uid_lt={'uid<', r2}}, {@subj_user={'subj_user', 0x3d, '$#'}}]}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:15 executing program 0: ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000500)=0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x3, 0x0, @perf_config_ext={0x4, 0xffffffffffffffff}, 0x0, 0x0, 0x0, 0x0, 0x1f}, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r1 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="75707065726469723d2e2f62750fe4732c776f726bfaffffffffffffff1265312c6c6f776572646972a32e2f66696c6530"]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') ioctl$VT_ACTIVATE(r1, 0x5606, 0x3) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') fanotify_mark(r1, 0x4, 0x1000, r1, &(0x7f00000005c0)='./bus/file0\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:15 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) accept$unix(0xffffffffffffffff, &(0x7f0000000640), &(0x7f00000003c0)=0x6e) creat(&(0x7f0000000180)='./bus/file0\x00', 0x1) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) creat(&(0x7f00000002c0)='./bus\x00', 0x140) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1892.462455] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1892.491027] 9pnet_virtio: no channels available for device syz 20:35:15 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) chroot(&(0x7f0000000340)='./bus\x00') (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x20000b0, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async, rerun: 32) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async, rerun: 32) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1892.563139] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1892.608395] 9pnet_virtio: no channels available for device syz [ 1892.772144] overlayfs: unrecognized mount option "worke1" or missing value [ 1892.806740] 9pnet: Could not find request transport: xen [ 1892.818361] 9pnet_virtio: no channels available for device syz [ 1892.825107] 9pnet: Could not find request transport: xen [ 1892.833228] 9pnet: Could not find request transport: xen [ 1892.847706] overlayfs: './file0' not a directory 20:35:16 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:16 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0xfe, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) creat(&(0x7f0000001ac0)='./file2\x00', 0x100) open(&(0x7f0000000a00)='./file0\x00', 0x480000, 0x1) ioctl$PIO_CMAP(r0, 0x4b71, &(0x7f0000000a40)={0x8001, 0x4, 0x2f1be825, 0x80, 0x4, 0x3}) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000340)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB="7a1650fe75eb44bced1d96ca1e0151c4b21e5b6b03108ec94f29bfe7db7659e6c11e5f98d176893194ca829755d4ae7e57bae721605bcc5de241585a19695ceb69"]) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) recvmsg$can_bcm(r1, &(0x7f00000009c0)={&(0x7f0000000500)=@nl=@proc, 0x80, &(0x7f0000000900)=[{&(0x7f0000000640)=""/69, 0x45}, {&(0x7f00000005c0)=""/60, 0x3c}, {&(0x7f0000000780)=""/87, 0x57}, {&(0x7f0000000800)=""/197, 0xc5}, {&(0x7f0000000ac0)=""/4096, 0x1000}], 0x5, &(0x7f0000000980)=""/22, 0x16}, 0x2) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:16 executing program 0: ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000500)=0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, @perf_config_ext={0x4, 0xffffffffffffffff}, 0x0, 0x0, 0x0, 0x0, 0x1f}, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) r1 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="75707065726469723d2e2f62750fe4732c776f726bfaffffffffffffff1265312c6c6f776572646972a32e2f66696c6530"]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) ioctl$VT_ACTIVATE(r1, 0x5606, 0x3) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (async) chdir(&(0x7f00000001c0)='./bus\x00') fanotify_mark(r1, 0x4, 0x1000, r1, &(0x7f00000005c0)='./bus/file0\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1892.869020] overlayfs: './file0' not a directory 20:35:16 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:16 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) accept$unix(0xffffffffffffffff, &(0x7f0000000640), &(0x7f00000003c0)=0x6e) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x1) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) creat(&(0x7f00000002c0)='./bus\x00', 0x140) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:16 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) fstat(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0}) mount$overlay(0x0, &(0x7f0000000340)='./file0\x00', &(0x7f0000000380), 0x41000, &(0x7f0000000800)={[{@xino_on}], [{@uid_eq}, {@fowner_eq={'fowner', 0x3d, 0xee00}}, {@seclabel}, {@uid_eq={'uid', 0x3d, r1}}, {@uid_lt={'uid<', r2}}, {@subj_user={'subj_user', 0x3d, '$#'}}]}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) socket$netlink(0x10, 0x3, 0x0) (async) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) (async) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) (async) fstat(0xffffffffffffffff, &(0x7f0000000500)) (async) mount$overlay(0x0, &(0x7f0000000340)='./file0\x00', &(0x7f0000000380), 0x41000, &(0x7f0000000800)={[{@xino_on}], [{@uid_eq}, {@fowner_eq={'fowner', 0x3d, 0xee00}}, {@seclabel}, {@uid_eq={'uid', 0x3d, r1}}, {@uid_lt={'uid<', r2}}, {@subj_user={'subj_user', 0x3d, '$#'}}]}) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1892.987769] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1893.005925] overlayfs: unrecognized mount option "worke1" or missing value [ 1893.010769] overlayfs: overlapping lowerdir path [ 1893.031151] 9pnet_virtio: no channels available for device syz 20:35:16 executing program 0: ioctl$TIOCGPGRP(0xffffffffffffffff, 0x540f, &(0x7f0000000500)=0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x3, 0x0, @perf_config_ext={0x4, 0xffffffffffffffff}, 0x0, 0x0, 0x0, 0x0, 0x1f}, r0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async, rerun: 64) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async, rerun: 64) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r1 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="75707065726469723d2e2f62750fe4732c776f726bfaffffffffffffff1265312c6c6f776572646972a32e2f66696c6530"]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async, rerun: 64) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async, rerun: 64) ioctl$VT_ACTIVATE(r1, 0x5606, 0x3) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') fanotify_mark(r1, 0x4, 0x1000, r1, &(0x7f00000005c0)='./bus/file0\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1893.039456] 9pnet: Could not find request transport: xen [ 1893.045981] 9pnet: Could not find request transport: xen 20:35:16 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) accept$unix(0xffffffffffffffff, &(0x7f0000000640), &(0x7f00000003c0)=0x6e) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x1) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) (async) creat(&(0x7f00000002c0)='./bus\x00', 0x140) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:16 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0xfe, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) creat(&(0x7f0000001ac0)='./file2\x00', 0x100) (async) open(&(0x7f0000000a00)='./file0\x00', 0x480000, 0x1) (async) ioctl$PIO_CMAP(r0, 0x4b71, &(0x7f0000000a40)={0x8001, 0x4, 0x2f1be825, 0x80, 0x4, 0x3}) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000340)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB="7a1650fe75eb44bced1d96ca1e0151c4b21e5b6b03108ec94f29bfe7db7659e6c11e5f98d176893194ca829755d4ae7e57bae721605bcc5de241585a19695ceb69"]) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) recvmsg$can_bcm(r1, &(0x7f00000009c0)={&(0x7f0000000500)=@nl=@proc, 0x80, &(0x7f0000000900)=[{&(0x7f0000000640)=""/69, 0x45}, {&(0x7f00000005c0)=""/60, 0x3c}, {&(0x7f0000000780)=""/87, 0x57}, {&(0x7f0000000800)=""/197, 0xc5}, {&(0x7f0000000ac0)=""/4096, 0x1000}], 0x5, &(0x7f0000000980)=""/22, 0x16}, 0x2) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1893.143985] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:16 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1893.197514] 9pnet_virtio: no channels available for device syz [ 1893.214771] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1893.227091] 9pnet: Could not find request transport: xen [ 1893.231069] overlayfs: unrecognized mount option "worke1" or missing value [ 1893.238120] 9pnet_virtio: no channels available for device syz [ 1893.302670] 9pnet_virtio: no channels available for device syz [ 1893.322391] overlayfs: './file0' not a directory 20:35:16 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0xfe, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) creat(&(0x7f0000001ac0)='./file2\x00', 0x100) open(&(0x7f0000000a00)='./file0\x00', 0x480000, 0x1) (async) ioctl$PIO_CMAP(r0, 0x4b71, &(0x7f0000000a40)={0x8001, 0x4, 0x2f1be825, 0x80, 0x4, 0x3}) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000340)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB="7a1650fe75eb44bced1d96ca1e0151c4b21e5b6b03108ec94f29bfe7db7659e6c11e5f98d176893194ca829755d4ae7e57bae721605bcc5de241585a19695ceb69"]) (async) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) recvmsg$can_bcm(r1, &(0x7f00000009c0)={&(0x7f0000000500)=@nl=@proc, 0x80, &(0x7f0000000900)=[{&(0x7f0000000640)=""/69, 0x45}, {&(0x7f00000005c0)=""/60, 0x3c}, {&(0x7f0000000780)=""/87, 0x57}, {&(0x7f0000000800)=""/197, 0xc5}, {&(0x7f0000000ac0)=""/4096, 0x1000}], 0x5, &(0x7f0000000980)=""/22, 0x16}, 0x2) (async) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1893.343284] 9pnet: Could not find request transport: xen 20:35:16 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000980)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB="6460e5710933cd91ddeab179bf8e0118878e2e3d9a8c534d7e3c686124ec6d2858035eb732a499a33dae6d2514a4f0a468c7e2bf495ded91bad7012a591cdb502550c84d20dece1598da77d446d8b882c2bb70fbfce39cc6546a5bee46172535606d0b171797fddc276ff86c2445de8afbe6bb3a478ddea2113091d9283db5c76e3615de8baa9437b6feeae084a162ae94bcce2fd58bf745bc662e8749b50c52b7c8485e40552188e9b7500f6933fff31046ad4321fba397ad005253682dc1161a7ca1b5cb874fdb05e1538aead3d89be2f871652fa44112fa8114d25d1279a6746e71c5a5b32d6d3120c6cf20f09949f501cd9f8cd48108a2cf5b318d53239dabb5a866ccf13429847be466e6d356685b7b57d8f46347c2bed6cabe54f919de0f2844e78e8478c3e9270f784b7475a4867858c9641061842d111a438b4b759c748776cae8f655434e31ec2fcf7ae1ff171cfe6cafab34ba641b857c2b7fc83b7689c9ad21e7689410cf2908235709703431cb14871bdcc16a4685ff6c22603e250c2ff42dbd9cb2658e4909e7e072d4d47764e54fd53ae2d67b87de5bfd1b10f292fc99f3a5e21786a586e9d99912639e96af40d299d71bbbe033e76672a9848a44b40aa4840dcad81d2d25cf7f7623c4625e6b4f13cd"]) mount(&(0x7f00000002c0)=@nullb, &(0x7f00000003c0)='./file0\x00', &(0x7f0000000500)='devpts\x00', 0x0, &(0x7f00000005c0)='system.posix_acl_default\x00') chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:16 executing program 0: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB="6c6f7765726469723d2e3a66696c653056e28aa5065e7d42d89c3f"]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r1 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) open(&(0x7f0000000480)='./file0\x00', 0x800, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYRES64=r1], &(0x7f00000005c0)='./bus/file0\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsm\x06\x00\x00\x00') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$FS_IOC_GET_ENCRYPTION_POLICY_EX(r0, 0xc0096616, &(0x7f0000000640)=ANY=[@ANYBLOB="020000404900000000000000"]) 20:35:16 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0xc) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) fstat(0xffffffffffffffff, &(0x7f0000000500)={0x0, 0x0, 0x0, 0x0, 0x0}) mount$overlay(0x0, &(0x7f0000000340)='./file0\x00', &(0x7f0000000380), 0x41000, &(0x7f0000000800)={[{@xino_on}], [{@uid_eq}, {@fowner_eq={'fowner', 0x3d, 0xee00}}, {@seclabel}, {@uid_eq={'uid', 0x3d, r1}}, {@uid_lt={'uid<', r2}}, {@subj_user={'subj_user', 0x3d, '$#'}}]}) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) socket$netlink(0x10, 0x3, 0x0) (async) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) (async) lchown(&(0x7f0000000340)='./bus\x00', r1, 0x0) (async) fstat(0xffffffffffffffff, &(0x7f0000000500)) (async) mount$overlay(0x0, &(0x7f0000000340)='./file0\x00', &(0x7f0000000380), 0x41000, &(0x7f0000000800)={[{@xino_on}], [{@uid_eq}, {@fowner_eq={'fowner', 0x3d, 0xee00}}, {@seclabel}, {@uid_eq={'uid', 0x3d, r1}}, {@uid_lt={'uid<', r2}}, {@subj_user={'subj_user', 0x3d, '$#'}}]}) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:16 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) chroot(&(0x7f0000000340)='./bus\x00') mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x20000b0, &(0x7f0000000340)=ANY=[]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1893.536727] overlayfs: failed to resolve './file1': -2 [ 1893.548277] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1893.569921] 9pnet: Could not find request transport: xen 20:35:16 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) write$cgroup_devices(0xffffffffffffffff, &(0x7f00000004c0)=ANY=[], 0x8) write$cgroup_devices(0xffffffffffffffff, &(0x7f0000000240)={'c', ' *:* ', 'r\x00'}, 0x8) perf_event_open(&(0x7f0000000180)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffbfffffffff, 0xffffffffffffffff, 0x8) r0 = perf_event_open(&(0x7f0000000440)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x2000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='cgroup.controllers\x00', 0x26e1, 0x0) close(r0) perf_event_open(&(0x7f00000003c0)={0x3, 0x80, 0x74, 0x20, 0x6, 0x1, 0x0, 0x6, 0x0, 0x5, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x4169, 0x0, @perf_bp={0x0}, 0x100, 0x0, 0x0, 0x4, 0x7ff, 0x0, 0x0, 0x0, 0x2, 0x0, 0xffffffff}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x1) close(r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='blkio.bfq.io_merged\x00', 0x0, 0x0) [ 1893.597597] 9pnet: Could not find request transport: xen [ 1893.603066] 9pnet_virtio: no channels available for device syz [ 1893.629927] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 20:35:16 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1893.660461] devpts: called with bogus options [ 1893.672946] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:16 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000980)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB="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"]) mount(&(0x7f00000002c0)=@nullb, &(0x7f00000003c0)='./file0\x00', &(0x7f0000000500)='devpts\x00', 0x0, &(0x7f00000005c0)='system.posix_acl_default\x00') chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000980)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB="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"]) (async) mount(&(0x7f00000002c0)=@nullb, &(0x7f00000003c0)='./file0\x00', &(0x7f0000000500)='devpts\x00', 0x0, &(0x7f00000005c0)='system.posix_acl_default\x00') (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1893.741947] 9pnet_virtio: no channels available for device syz [ 1893.752475] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:17 executing program 0: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async, rerun: 32) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async, rerun: 32) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB="6c6f7765726469723d2e3a66696c653056e28aa5065e7d42d89c3f"]) (async, rerun: 64) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async, rerun: 64) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r1 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) open(&(0x7f0000000480)='./file0\x00', 0x800, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYRES64=r1], &(0x7f00000005c0)='./bus/file0\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsm\x06\x00\x00\x00') rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) ioctl$FS_IOC_GET_ENCRYPTION_POLICY_EX(r0, 0xc0096616, &(0x7f0000000640)=ANY=[@ANYBLOB="020000404900000000000000"]) [ 1893.807063] 9pnet: Could not find request transport: xen [ 1893.845703] overlayfs: failed to resolve './file1': -2 [ 1893.862835] 9pnet: Could not find request transport: xen [ 1893.899848] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1893.932375] 9pnet_virtio: no channels available for device syz [ 1893.948514] overlayfs: failed to resolve './file1': -2 [ 1893.961808] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 20:35:17 executing program 2: perf_event_open(&(0x7f0000000700)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000004, 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, 0x9f2b, 0x0, @perf_bp={&(0x7f0000000340), 0x1}, 0x0, 0x0, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:17 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1893.982278] 9pnet_virtio: no channels available for device syz [ 1894.021004] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1894.054782] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1894.067867] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 [ 1894.081881] 9pnet: Could not find request transport: xen 20:35:17 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) removexattr(&(0x7f0000000780)='./file0\x00', &(0x7f00000007c0)=@random={'security.', 'overlay\x00'}) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) chdir(&(0x7f0000000800)='./bus/file0\x00') lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) mount$overlay(0x0, &(0x7f0000000280)='./bus/file0\x00', &(0x7f0000000080), 0x1020001, &(0x7f00000002c0)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0', @ANYRES16=r1, @ANYRES16=r0]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f0000000840)='./bus/file0\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') mount$9p_xen(&(0x7f00000003c0), &(0x7f0000000500)='./file0\x00', &(0x7f00000005c0), 0x8, &(0x7f0000000640)={'trans=xen,', {[{@loose}, {@loose}, {@cache_loose}], [{@fscontext={'fscontext', 0x3d, 'unconfined_u'}}, {@subj_role={'subj_role', 0x3d, '-\x9a'}}]}}) [ 1894.102156] devpts: called with bogus options [ 1894.104739] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 20:35:17 executing program 2: perf_event_open(&(0x7f0000000700)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000004, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9f2b, 0x0, @perf_bp={&(0x7f0000000340), 0x1}, 0x0, 0x0, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:17 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) write$cgroup_devices(0xffffffffffffffff, &(0x7f00000004c0)=ANY=[], 0x8) (async) write$cgroup_devices(0xffffffffffffffff, &(0x7f0000000240)={'c', ' *:* ', 'r\x00'}, 0x8) (async) perf_event_open(&(0x7f0000000180)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffbfffffffff, 0xffffffffffffffff, 0x8) r0 = perf_event_open(&(0x7f0000000440)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x2000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (async) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='cgroup.controllers\x00', 0x26e1, 0x0) close(r0) perf_event_open(&(0x7f00000003c0)={0x3, 0x80, 0x74, 0x20, 0x6, 0x1, 0x0, 0x6, 0x0, 0x5, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x4169, 0x0, @perf_bp={0x0}, 0x100, 0x0, 0x0, 0x4, 0x7ff, 0x0, 0x0, 0x0, 0x2, 0x0, 0xffffffff}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x1) (async) close(r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='blkio.bfq.io_merged\x00', 0x0, 0x0) [ 1894.152140] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1894.153914] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 [ 1894.171772] 9pnet: Could not find request transport: xen 20:35:17 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000980)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB="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"]) mount(&(0x7f00000002c0)=@nullb, &(0x7f00000003c0)='./file0\x00', &(0x7f0000000500)='devpts\x00', 0x0, &(0x7f00000005c0)='system.posix_acl_default\x00') (async) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1894.208205] overlayfs: failed to resolve './file1': -2 [ 1894.258217] 9pnet_virtio: no channels available for device syz 20:35:17 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1894.300353] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 [ 1894.317944] 9pnet: Could not find request transport: xen 20:35:17 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1894.343160] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 [ 1894.351427] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1894.362695] 9pnet: Could not find request transport: xen [ 1894.377265] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 20:35:17 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) write$cgroup_devices(0xffffffffffffffff, &(0x7f00000004c0)=ANY=[], 0x8) (async) write$cgroup_devices(0xffffffffffffffff, &(0x7f0000000240)={'c', ' *:* ', 'r\x00'}, 0x8) perf_event_open(&(0x7f0000000180)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000, 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, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffbfffffffff, 0xffffffffffffffff, 0x8) r0 = perf_event_open(&(0x7f0000000440)={0x1, 0x80, 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, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x0, 0x0, 0x2000}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000200)='cgroup.controllers\x00', 0x26e1, 0x0) close(r0) (async) perf_event_open(&(0x7f00000003c0)={0x3, 0x80, 0x74, 0x20, 0x6, 0x1, 0x0, 0x6, 0x0, 0x5, 0x1, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x4169, 0x0, @perf_bp={0x0}, 0x100, 0x0, 0x0, 0x4, 0x7ff, 0x0, 0x0, 0x0, 0x2, 0x0, 0xffffffff}, 0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x1) (async) close(r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)) (async) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000040)='blkio.bfq.io_merged\x00', 0x0, 0x0) [ 1894.393379] devpts: called with bogus options 20:35:17 executing program 2: perf_event_open(&(0x7f0000000700)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1000000004, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9f2b, 0x0, @perf_bp={&(0x7f0000000340), 0x1}, 0x0, 0x0, 0x0, 0x0, 0x1c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1894.432990] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 [ 1894.462506] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 [ 1894.473462] overlayfs: overlapping lowerdir path 20:35:17 executing program 4: perf_event_open(&(0x7f0000000700)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000340), 0x4}, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=r0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1894.507279] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1894.519797] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 [ 1894.531053] 9pnet_virtio: no channels available for device syz [ 1894.572794] 9pnet: Could not find request transport: xen [ 1894.592706] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 [ 1894.627273] 9pnet_virtio: no channels available for device syz [ 1894.627291] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 [ 1894.647256] overlayfs: './file0' not a directory [ 1894.651730] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 [ 1894.670318] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1894.679476] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 [ 1894.692660] 9pnet: Could not find request transport: xen [ 1894.695953] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 [ 1894.709001] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 [ 1894.721157] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 20:35:17 executing program 0: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000380)=ANY=[@ANYBLOB="6c6f7765726469723d2e3a66696c653056e28aa5065e7d42d89c3f"]) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) r1 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) open(&(0x7f0000000480)='./file0\x00', 0x800, 0x0) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYRES64=r1], &(0x7f00000005c0)='./bus/file0\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsm\x06\x00\x00\x00') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) ioctl$FS_IOC_GET_ENCRYPTION_POLICY_EX(r0, 0xc0096616, &(0x7f0000000640)=ANY=[@ANYBLOB="020000404900000000000000"]) 20:35:17 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x200000, &(0x7f0000000500)=ANY=[@ANYBLOB="6c6f7765722ee7c015ce5d6469933d2e3a6769e061dcc34b25a156a65f92b311a0215dece64969696e50b56ef8e55c636d4902436b0c91ed8ffc4c4abe5b6d2e1dc47226a0c94fe8de2b6c8a2b795c34c03356"]) openat(0xffffffffffffffff, &(0x7f0000000380)='./bus/file0\x00', 0x34000, 0xa0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB='\x00'/12, @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) mkdir(&(0x7f0000000480)='./file1\x00', 0x47) creat(&(0x7f0000000180)='./bus/file0\x00', 0x44) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir,workdir=./file1,lowerdir=./file0\x00\x00\x00\x00\x00\x00']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:17 executing program 1: ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000000980)={0x0, ""/256, 0x0, 0x0}) r3 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r4 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bur=./fir\x00\x00\x00\x00\x00\x00\x00rdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000640)=ANY=[@ANYBLOB="2f01000010000000ab527b0f75559a5122cf763891636731eee8db19e72a4d00ebbc9a3280faae461f1a2093e3f33f102090dbac3564664d39dd99e589402706d9f07e011e1f54f8cb9137cac03b0b05b73ad942c8caa7554772d7b5d1703cae1d3fc6fccd00"/111], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') utime(&(0x7f00000002c0)='./file1\x00', &(0x7f00000003c0)={0xfffffffffffffff8, 0x8}) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r4, 0x81f8943c, &(0x7f0000002b80)={0x0, ""/256, 0x0}) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(r4, 0xd000943d, &(0x7f0000000b80)={0x7, [{r1, r2}, {}, {r0, r2}, {r5}, {r1, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r1}, {r1, r2}, {}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {0x0, r2}, {0x0, r2}, {r1, r2}, {r1}, {0x0, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0}, {r1}, {r0, r2}, {r1, r2}, {0x0, r2}, {0x0, r2}, {0x0, r2}, {r0, r2}, {r1, r2}, {r1}, {r0, r2}, {r1}, {r0}, {0x0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {}, {0x0, r2}, {r1, r2}, {r0, r2}, {r0}, {r0, r2}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {r0}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0}, {r1, r2}, {r0}, {r0, r2}, {0x0, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {0x0, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r1, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {r1}, {r0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {0x0, r2}, {r0}, {0x0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1}, {r1, r2}, {0x0, r2}, {0x0, r2}, {0x0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r1}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1}, {0x0, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r0}, {0x0, r2}, {r1}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1}, {r1}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r0, r2}, {r0}, {r1}, {0x0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1}, {r1, r2}, {0x0, r2}, {r1, r2}, {r0}, {r0, r2}, {r0, r2}], 0x20, "83f02b6ca3b0fb"}) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r3, 0xd000943e, &(0x7f0000001b80)={r6, r0, "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", "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"}) 20:35:17 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:17 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:17 executing program 4: perf_event_open(&(0x7f0000000700)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_bp={&(0x7f0000000340), 0x4}, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=r0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000340), 0x4}, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=r0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1894.728548] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 [ 1894.735904] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 [ 1894.743873] overlayfs: failed to resolve 'file0V⊥^}B؜?': -2 [ 1894.770163] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1894.825726] 9pnet: Could not find request transport: xen [ 1894.913445] overlayfs: unrecognized mount option "lower.]di=.:giaK%V_!]IiinPn\cmICk LJ[m.r&O+l+y\43V" or missing value 20:35:18 executing program 4: perf_event_open(&(0x7f0000000700)={0x5, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000000340), 0x4}, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x6}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=r0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1894.958674] overlayfs: unrecognized mount option "upperdir" or missing value [ 1894.968327] overlayfs: missing 'lowerdir' [ 1895.033897] 9pnet_virtio: no channels available for device syz [ 1895.040448] 9pnet: Could not find request transport: xen [ 1895.046851] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1895.058886] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1895.078996] 9pnet: Could not find request transport: xen 20:35:18 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:18 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1895.104847] 9pnet_virtio: no channels available for device syz 20:35:18 executing program 1: ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000000980)={0x0, ""/256, 0x0, 0x0}) r3 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r4 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bur=./fir\x00\x00\x00\x00\x00\x00\x00rdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000640)=ANY=[@ANYBLOB="2f01000010000000ab527b0f75559a5122cf763891636731eee8db19e72a4d00ebbc9a3280faae461f1a2093e3f33f102090dbac3564664d39dd99e589402706d9f07e011e1f54f8cb9137cac03b0b05b73ad942c8caa7554772d7b5d1703cae1d3fc6fccd00"/111], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') utime(&(0x7f00000002c0)='./file1\x00', &(0x7f00000003c0)={0xfffffffffffffff8, 0x8}) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r4, 0x81f8943c, &(0x7f0000002b80)={0x0, ""/256, 0x0}) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(r4, 0xd000943d, &(0x7f0000000b80)={0x7, [{r1, r2}, {}, {r0, r2}, {r5}, {r1, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r1}, {r1, r2}, {}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {0x0, r2}, {0x0, r2}, {r1, r2}, {r1}, {0x0, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0}, {r1}, {r0, r2}, {r1, r2}, {0x0, r2}, {0x0, r2}, {0x0, r2}, {r0, r2}, {r1, r2}, {r1}, {r0, r2}, {r1}, {r0}, {0x0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {}, {0x0, r2}, {r1, r2}, {r0, r2}, {r0}, {r0, r2}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {r0}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0}, {r1, r2}, {r0}, {r0, r2}, {0x0, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {0x0, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r1, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {r1}, {r0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {0x0, r2}, {r0}, {0x0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1}, {r1, r2}, {0x0, r2}, {0x0, r2}, {0x0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r1}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1}, {0x0, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r0}, {0x0, r2}, {r1}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1}, {r1}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r0, r2}, {r0}, {r1}, {0x0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1}, {r1, r2}, {0x0, r2}, {r1, r2}, {r0}, {r0, r2}, {r0, r2}], 0x20, "83f02b6ca3b0fb"}) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r3, 0xd000943e, &(0x7f0000001b80)={r6, r0, "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", "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"}) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000000980)) (async) perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bur=./fir\x00\x00\x00\x00\x00\x00\x00rdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000640)=ANY=[@ANYBLOB="2f01000010000000ab527b0f75559a5122cf763891636731eee8db19e72a4d00ebbc9a3280faae461f1a2093e3f33f102090dbac3564664d39dd99e589402706d9f07e011e1f54f8cb9137cac03b0b05b73ad942c8caa7554772d7b5d1703cae1d3fc6fccd00"/111], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) utime(&(0x7f00000002c0)='./file1\x00', &(0x7f00000003c0)={0xfffffffffffffff8, 0x8}) (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r4, 0x81f8943c, &(0x7f0000002b80)) (async) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(r4, 0xd000943d, &(0x7f0000000b80)={0x7, [{r1, r2}, {}, {r0, r2}, {r5}, {r1, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r1}, {r1, r2}, {}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {0x0, r2}, {0x0, r2}, {r1, r2}, {r1}, {0x0, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0}, {r1}, {r0, r2}, {r1, r2}, {0x0, r2}, {0x0, r2}, {0x0, r2}, {r0, r2}, {r1, r2}, {r1}, {r0, r2}, {r1}, {r0}, {0x0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {}, {0x0, r2}, {r1, r2}, {r0, r2}, {r0}, {r0, r2}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {r0}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0}, {r1, r2}, {r0}, {r0, r2}, {0x0, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {0x0, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r1, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {r1}, {r0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {0x0, r2}, {r0}, {0x0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1}, {r1, r2}, {0x0, r2}, {0x0, r2}, {0x0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r1}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1}, {0x0, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r0}, {0x0, r2}, {r1}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1}, {r1}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r0, r2}, {r0}, {r1}, {0x0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1}, {r1, r2}, {0x0, r2}, {r1, r2}, {r0}, {r0, r2}, {r0, r2}], 0x20, "83f02b6ca3b0fb"}) (async) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r3, 0xd000943e, &(0x7f0000001b80)={r6, r0, "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", "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"}) (async) 20:35:18 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x200000, &(0x7f0000000500)=ANY=[@ANYBLOB="6c6f7765722ee7c015ce5d6469933d2e3a6769e061dcc34b25a156a65f92b311a0215dece64969696e50b56ef8e55c636d4902436b0c91ed8ffc4c4abe5b6d2e1dc47226a0c94fe8de2b6c8a2b795c34c03356"]) openat(0xffffffffffffffff, &(0x7f0000000380)='./bus/file0\x00', 0x34000, 0xa0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB='\x00'/12, @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) mkdir(&(0x7f0000000480)='./file1\x00', 0x47) creat(&(0x7f0000000180)='./bus/file0\x00', 0x44) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir,workdir=./file1,lowerdir=./file0\x00\x00\x00\x00\x00\x00']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async, rerun: 32) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async, rerun: 32) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async, rerun: 32) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (rerun: 32) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1895.149995] 9pnet: Could not find request transport: xen 20:35:18 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:18 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) r0 = getgid() lchown(&(0x7f0000000340)='./bus\x00', 0xee01, r0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1895.225927] overlayfs: unrecognized mount option "lower.]di=.:giaK%V_!]IiinPn\cmICk LJ[m.r&O+l+y\43V" or missing value [ 1895.281233] overlayfs: unrecognized mount option "upperdir" or missing value [ 1895.293469] 9pnet: Could not find request transport: xen [ 1895.382446] 9pnet_virtio: no channels available for device syz [ 1895.413042] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:18 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async, rerun: 64) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x200000, &(0x7f0000000500)=ANY=[@ANYBLOB="6c6f7765722ee7c015ce5d6469933d2e3a6769e061dcc34b25a156a65f92b311a0215dece64969696e50b56ef8e55c636d4902436b0c91ed8ffc4c4abe5b6d2e1dc47226a0c94fe8de2b6c8a2b795c34c03356"]) (rerun: 64) openat(0xffffffffffffffff, &(0x7f0000000380)='./bus/file0\x00', 0x34000, 0xa0) (async, rerun: 32) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async, rerun: 32) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB='\x00'/12, @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) mkdir(&(0x7f0000000480)='./file1\x00', 0x47) creat(&(0x7f0000000180)='./bus/file0\x00', 0x44) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir,workdir=./file1,lowerdir=./file0\x00\x00\x00\x00\x00\x00']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1895.454946] 9pnet_virtio: no channels available for device syz [ 1895.468849] overlayfs: missing 'lowerdir' [ 1895.482995] overlayfs: './file0' not a directory [ 1895.483757] 9pnet: Could not find request transport: xen 20:35:18 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:18 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:18 executing program 1: ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000000980)={0x0, ""/256, 0x0, 0x0}) (async) r3 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r4 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bur=./fir\x00\x00\x00\x00\x00\x00\x00rdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000640)=ANY=[@ANYBLOB="2f01000010000000ab527b0f75559a5122cf763891636731eee8db19e72a4d00ebbc9a3280faae461f1a2093e3f33f102090dbac3564664d39dd99e589402706d9f07e011e1f54f8cb9137cac03b0b05b73ad942c8caa7554772d7b5d1703cae1d3fc6fccd00"/111], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') utime(&(0x7f00000002c0)='./file1\x00', &(0x7f00000003c0)={0xfffffffffffffff8, 0x8}) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r4, 0x81f8943c, &(0x7f0000002b80)={0x0, ""/256, 0x0}) ioctl$BTRFS_IOC_GET_SUBVOL_ROOTREF(r4, 0xd000943d, &(0x7f0000000b80)={0x7, [{r1, r2}, {}, {r0, r2}, {r5}, {r1, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r1}, {r1, r2}, {}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {0x0, r2}, {0x0, r2}, {r1, r2}, {r1}, {0x0, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0}, {r1}, {r0, r2}, {r1, r2}, {0x0, r2}, {0x0, r2}, {0x0, r2}, {r0, r2}, {r1, r2}, {r1}, {r0, r2}, {r1}, {r0}, {0x0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {}, {0x0, r2}, {r1, r2}, {r0, r2}, {r0}, {r0, r2}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {r0}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0}, {r1, r2}, {r0}, {r0, r2}, {0x0, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {0x0, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r1, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {r1}, {r0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {0x0, r2}, {r0}, {0x0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1}, {r1, r2}, {0x0, r2}, {0x0, r2}, {0x0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r1}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1}, {0x0, r2}, {r1, r2}, {r1, r2}, {0x0, r2}, {r0}, {0x0, r2}, {r1}, {r0, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r1}, {r1}, {r1, r2}, {r0, r2}, {0x0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1, r2}, {r0, r2}, {r0, r2}, {r0, r2}, {r1, r2}, {0x0, r2}, {r0, r2}, {r0, r2}, {r0}, {r1}, {0x0, r2}, {r1, r2}, {r0, r2}, {r1, r2}, {r1}, {r1, r2}, {0x0, r2}, {r1, r2}, {r0}, {r0, r2}, {r0, r2}], 0x20, "83f02b6ca3b0fb"}) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r3, 0xd000943e, &(0x7f0000001b80)={r6, r0, "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", "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"}) [ 1895.505508] 9pnet: Could not find request transport: xen [ 1895.521002] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1895.617085] overlayfs: unrecognized mount option "lower.]di=.:giaK%V_!]IiinPn\cmICk LJ[m.r&O+l+y\43V" or missing value 20:35:18 executing program 1: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1895.668380] 9pnet_virtio: no channels available for device syz [ 1895.695691] overlayfs: unrecognized mount option "upperdir" or missing value [ 1895.706880] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:18 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) r0 = getgid() lchown(&(0x7f0000000340)='./bus\x00', 0xee01, r0) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1895.708862] overlayfs: './file0' not a directory [ 1895.740076] 9pnet: Could not find request transport: xen [ 1895.750065] overlayfs: overlapping lowerdir path [ 1895.755693] overlayfs: unrecognized mount option "lower.]di=.:giaK%V_!]IiinPn\cmICk LJ[m.r&O+l+y\43V" or missing value 20:35:19 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:19 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (async) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1895.811633] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1895.841369] overlayfs: unrecognized mount option "lower.]di=.:giaK%V_!]IiinPn\cmICk LJ[m.r&O+l+y\43V" or missing value [ 1895.862352] 9pnet: Could not find request transport: xen [ 1895.883672] overlayfs: unrecognized mount option "lower.]di=.:giaK%V_!]IiinPn\cmICk LJ[m.r&O+l+y\43V" or missing value 20:35:19 executing program 1: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1895.917492] 9pnet_virtio: no channels available for device syz [ 1895.931004] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1895.951914] overlayfs: unrecognized mount option "lower.]di=.:giaK%V_!]IiinPn\cmICk LJ[m.r&O+l+y\43V" or missing value 20:35:19 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:19 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000100000}, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0xa, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) chdir(&(0x7f0000000500)='./bus/file0\x00') mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1895.964908] 9pnet: Could not find request transport: xen [ 1895.976534] overlayfs: unrecognized mount option "lower.]di=.:giaK%V_!]IiinPn\cmICk LJ[m.r&O+l+y\43V" or missing value [ 1895.994544] overlayfs: unrecognized mount option "lower.]di=.:giaK%V_!]IiinPn\cmICk LJ[m.r&O+l+y\43V" or missing value 20:35:19 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async, rerun: 64) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async, rerun: 64) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) r0 = getgid() lchown(&(0x7f0000000340)='./bus\x00', 0xee01, r0) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async, rerun: 64) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (rerun: 64) [ 1896.082146] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1896.095229] overlayfs: unrecognized mount option "lower.]di=.:giaK%V_!]IiinPn\cmICk LJ[m.r&O+l+y\43V" or missing value [ 1896.108111] 9pnet_virtio: no channels available for device syz [ 1896.111467] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1896.128877] overlayfs: unrecognized mount option "lower.]di=.:giaK%V_!]IiinPn\cmICk LJ[m.r&O+l+y\43V" or missing value [ 1896.132577] overlayfs: overlapping lowerdir path [ 1896.146381] 9pnet: Could not find request transport: xen [ 1896.157312] overlayfs: unrecognized mount option "lower.]di=.:giaK%V_!]IiinPn\cmICk LJ[m.r&O+l+y\43V" or missing value [ 1896.184201] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1896.229478] 9pnet_virtio: no channels available for device syz [ 1896.244246] 9pnet_virtio: no channels available for device syz [ 1896.257059] overlayfs: unrecognized mount option "lower.]di=.:giaK%V_!]IiinPn\cmICk LJ[m.r&O+l+y\43V" or missing value [ 1896.277639] overlayfs: unrecognized mount option "lower.]di=.:giaK%V_!]IiinPn\cmICk LJ[m.r&O+l+y\43V" or missing value [ 1896.302420] overlayfs: unrecognized mount option "lower.]di=.:giaK%V_!]IiinPn\cmICk LJ[m.r&O+l+y\43V" or missing value [ 1896.320772] 9pnet: Could not find request transport: xen 20:35:19 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$mouse(&(0x7f0000000380), 0x401, 0x8000) perf_event_open(&(0x7f0000000500)={0x2, 0x80, 0x20, 0x1f, 0x3, 0x7f, 0x0, 0xffffffffffffffa9, 0x72080, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x7, 0x1, @perf_bp={&(0x7f0000000340), 0x12}, 0x2090, 0x1000, 0x6, 0x2, 0x8, 0x1, 0x9, 0x0, 0x4, 0x0, 0x6}, 0x0, 0xf, r0, 0xa) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:19 executing program 1: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:19 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:19 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:19 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000100000}, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0xa, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) chdir(&(0x7f0000000500)='./bus/file0\x00') mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1896.325507] overlayfs: unrecognized mount option "lower.]di=.:giaK%V_!]IiinPn\cmICk LJ[m.r&O+l+y\43V" or missing value 20:35:19 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdiv=./file1,lowerdir=./file0']) r1 = openat$incfs(r0, &(0x7f00000002c0)='.log\x00', 0x410002, 0x42) mknodat$loop(r1, &(0x7f00000003c0)='./bus/file0\x00', 0x1000, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1896.446548] overlayfs: overlapping lowerdir path 20:35:19 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000100000}, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0xa, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) chdir(&(0x7f0000000500)='./bus/file0\x00') (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1896.518577] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1896.537188] 9pnet_virtio: no channels available for device syz 20:35:19 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1896.607207] 9pnet_virtio: no channels available for device syz [ 1896.635788] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:19 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8d0}, 0x4000800) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f0000000500)='./bus/file0\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:19 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async, rerun: 32) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (rerun: 32) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdiv=./file1,lowerdir=./file0']) (async) r1 = openat$incfs(r0, &(0x7f00000002c0)='.log\x00', 0x410002, 0x42) mknodat$loop(r1, &(0x7f00000003c0)='./bus/file0\x00', 0x1000, 0x0) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:19 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1896.653120] 9pnet: Could not find request transport: xen [ 1896.667007] overlayfs: unrecognized mount option "workdiv=./file1" or missing value [ 1896.687936] 9pnet: Could not find request transport: xen 20:35:20 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) r0 = syz_open_dev$mouse(&(0x7f0000000380), 0x401, 0x8000) perf_event_open(&(0x7f0000000500)={0x2, 0x80, 0x20, 0x1f, 0x3, 0x7f, 0x0, 0xffffffffffffffa9, 0x72080, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x7, 0x1, @perf_bp={&(0x7f0000000340), 0x12}, 0x2090, 0x1000, 0x6, 0x2, 0x8, 0x1, 0x9, 0x0, 0x4, 0x0, 0x6}, 0x0, 0xf, r0, 0xa) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:20 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1896.800015] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1896.829120] 9pnet_virtio: no channels available for device syz 20:35:20 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$mouse(&(0x7f0000000380), 0x401, 0x8000) perf_event_open(&(0x7f0000000500)={0x2, 0x80, 0x20, 0x1f, 0x3, 0x7f, 0x0, 0xffffffffffffffa9, 0x72080, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x0, 0x1, 0x1, 0x0, 0x7, 0x1, @perf_bp={&(0x7f0000000340), 0x12}, 0x2090, 0x1000, 0x6, 0x2, 0x8, 0x1, 0x9, 0x0, 0x4, 0x0, 0x6}, 0x0, 0xf, r0, 0xa) (async, rerun: 64) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (rerun: 64) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async, rerun: 32) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async, rerun: 32) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async, rerun: 32) chdir(&(0x7f00000001c0)='./bus\x00') (rerun: 32) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1896.881457] overlayfs: overlapping lowerdir path 20:35:20 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mkdir(&(0x7f0000000500)='./file0\x00', 0x139) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000780)=ANY=[@ANYRESHEX]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') rename(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)='.\x00') open$dir(&(0x7f0000000100)='./bus\x00', 0x10000, 0x100) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') r0 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) fchownat(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0xffffffffffffffff, r1, 0x0) lsetxattr$system_posix_acl(&(0x7f0000000540)='./bus\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000640)={{}, {0x1, 0x5}, [{0x2, 0x4, 0xee00}, {0x2, 0x2, 0xee00}, {0x2, 0x1, 0xffffffffffffffff}, {0x2, 0x4}, {0x2, 0x2, 0xee01}], {0x4, 0x3}, [{0x8, 0x3}, {0x8, 0x1, 0xee00}, {}, {0x8, 0x1, 0xffffffffffffffff}, {0x8, 0x3, r1}], {0x10, 0x7}, {0x20, 0x4}}, 0x74, 0x1) 20:35:20 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:20 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdiv=./file1,lowerdir=./file0']) (async) r1 = openat$incfs(r0, &(0x7f00000002c0)='.log\x00', 0x410002, 0x42) mknodat$loop(r1, &(0x7f00000003c0)='./bus/file0\x00', 0x1000, 0x0) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1896.942272] 9pnet: Could not find request transport: xen [ 1896.981759] 9pnet_virtio: no channels available for device syz [ 1897.018170] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1897.051719] overlayfs: overlapping lowerdir path [ 1897.069046] overlayfs: unrecognized mount option "workdiv=./file1" or missing value [ 1897.089065] 9pnet: Could not find request transport: xen [ 1897.165745] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1897.192904] overlayfs: unrecognized mount option "0xffffffffffffffff" or missing value 20:35:20 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8d0}, 0x4000800) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f0000000500)='./bus/file0\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:20 executing program 2: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r4, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r3, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_LP_INTERVAL={0x8, 0x13, 0x8}, @IFLA_BOND_PRIMARY_RESELECT={0x5}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r5}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}}, 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000500)=ANY=[@ANYRES64=0x0, @ANYRESDEC=r0, @ANYRESHEX=r2, @ANYRES32=0x0, @ANYBLOB, @ANYRESDEC=r0, @ANYRES64=r5, @ANYBLOB="100000000000000020000000000000", @ANYRES64=r4], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:20 executing program 1: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) socket$nl_route(0x10, 0x3, 0x0) r3 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r3, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) mount$9p_xen(0x0, &(0x7f0000000500)='./file0\x00', &(0x7f0000000580), 0x8, &(0x7f0000000840)=ANY=[@ANYBLOB="7472616e953d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB="d4fa3a4f8127e57b04374f93fd9a0875bcad724f8db84076af3baf4bc922935a8345b3cd70e45ecc563d74653798276e3c8d03b5e0b1f8df2e56f78f4cffd9b9225f8f93c1b1beb34188f9fbc3970dc2ba6f42ec47c84664a2375fb2e9d8783a66290d2b955533558a18be7a382683b7b1e27023", @ANYRESHEX=0x0, @ANYRES16=r1, @ANYRESDEC=r0, @ANYRESOCT=r2, @ANYRESOCT=r4, @ANYRESOCT=r3]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1897.212391] 9pnet_virtio: no channels available for device syz [ 1897.246193] 9pnet: Could not find request transport: xen 20:35:20 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mkdir(&(0x7f0000000500)='./file0\x00', 0x139) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000780)=ANY=[@ANYRESHEX]) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') rename(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)='.\x00') open$dir(&(0x7f0000000100)='./bus\x00', 0x10000, 0x100) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') r0 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) fchownat(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0xffffffffffffffff, r1, 0x0) lsetxattr$system_posix_acl(&(0x7f0000000540)='./bus\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000640)={{}, {0x1, 0x5}, [{0x2, 0x4, 0xee00}, {0x2, 0x2, 0xee00}, {0x2, 0x1, 0xffffffffffffffff}, {0x2, 0x4}, {0x2, 0x2, 0xee01}], {0x4, 0x3}, [{0x8, 0x3}, {0x8, 0x1, 0xee00}, {}, {0x8, 0x1, 0xffffffffffffffff}, {0x8, 0x3, r1}], {0x10, 0x7}, {0x20, 0x4}}, 0x74, 0x1) perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mkdir(&(0x7f0000000500)='./file0\x00', 0x139) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000780)=ANY=[@ANYRESHEX]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) rename(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)='.\x00') (async) open$dir(&(0x7f0000000100)='./bus\x00', 0x10000, 0x100) (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) socket(0x10, 0x2, 0x0) (async) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) (async) fchownat(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0xffffffffffffffff, r1, 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000540)='./bus\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000640)={{}, {0x1, 0x5}, [{0x2, 0x4, 0xee00}, {0x2, 0x2, 0xee00}, {0x2, 0x1, 0xffffffffffffffff}, {0x2, 0x4}, {0x2, 0x2, 0xee01}], {0x4, 0x3}, [{0x8, 0x3}, {0x8, 0x1, 0xee00}, {}, {0x8, 0x1, 0xffffffffffffffff}, {0x8, 0x3, r1}], {0x10, 0x7}, {0x20, 0x4}}, 0x74, 0x1) (async) 20:35:20 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1897.353762] 9pnet_virtio: no channels available for device syz 20:35:20 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:20 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8d0}, 0x4000800) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f0000000500)='./bus/file0\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8d0}, 0x4000800) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, &(0x7f0000000500)='./bus/file0\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1897.462486] 9pnet: Could not find request transport: xen [ 1897.538258] overlayfs: unrecognized mount option "0xffffffffffffffff" or missing value [ 1897.578152] 9pnet: Could not find request transport: xen [ 1897.599309] overlayfs: './file0' not a directory 20:35:20 executing program 1: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) socket$nl_route(0x10, 0x3, 0x0) r3 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r3, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) mount$9p_xen(0x0, &(0x7f0000000500)='./file0\x00', &(0x7f0000000580), 0x8, &(0x7f0000000840)=ANY=[@ANYBLOB="7472616e953d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB="d4fa3a4f8127e57b04374f93fd9a0875bcad724f8db84076af3baf4bc922935a8345b3cd70e45ecc563d74653798276e3c8d03b5e0b1f8df2e56f78f4cffd9b9225f8f93c1b1beb34188f9fbc3970dc2ba6f42ec47c84664a2375fb2e9d8783a66290d2b955533558a18be7a382683b7b1e27023", @ANYRESHEX=0x0, @ANYRES16=r1, @ANYRESDEC=r0, @ANYRESOCT=r2, @ANYRESOCT=r4, @ANYRESOCT=r3]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) socket$nl_route(0x10, 0x3, 0x0) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r3, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) mount$9p_xen(0x0, &(0x7f0000000500)='./file0\x00', &(0x7f0000000580), 0x8, &(0x7f0000000840)=ANY=[@ANYBLOB="7472616e953d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB="d4fa3a4f8127e57b04374f93fd9a0875bcad724f8db84076af3baf4bc922935a8345b3cd70e45ecc563d74653798276e3c8d03b5e0b1f8df2e56f78f4cffd9b9225f8f93c1b1beb34188f9fbc3970dc2ba6f42ec47c84664a2375fb2e9d8783a66290d2b955533558a18be7a382683b7b1e27023", @ANYRESHEX=0x0, @ANYRES16=r1, @ANYRESDEC=r0, @ANYRESOCT=r2, @ANYRESOCT=r4, @ANYRESOCT=r3]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1897.643409] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:20 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:20 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mkdir(&(0x7f0000000500)='./file0\x00', 0x139) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000780)=ANY=[@ANYRESHEX]) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') rename(&(0x7f0000000340)='./file1\x00', &(0x7f0000000380)='.\x00') (async, rerun: 32) open$dir(&(0x7f0000000100)='./bus\x00', 0x10000, 0x100) (async, rerun: 32) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') r0 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) fchownat(0xffffffffffffffff, &(0x7f0000000080)='./file0\x00', 0xffffffffffffffff, r1, 0x0) lsetxattr$system_posix_acl(&(0x7f0000000540)='./bus\x00', &(0x7f00000005c0)='system.posix_acl_access\x00', &(0x7f0000000640)={{}, {0x1, 0x5}, [{0x2, 0x4, 0xee00}, {0x2, 0x2, 0xee00}, {0x2, 0x1, 0xffffffffffffffff}, {0x2, 0x4}, {0x2, 0x2, 0xee01}], {0x4, 0x3}, [{0x8, 0x3}, {0x8, 0x1, 0xee00}, {}, {0x8, 0x1, 0xffffffffffffffff}, {0x8, 0x3, r1}], {0x10, 0x7}, {0x20, 0x4}}, 0x74, 0x1) [ 1897.747822] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1897.765752] 9pnet_virtio: no channels available for device syz 20:35:21 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:21 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) setxattr$security_capability(&(0x7f0000000680)='./file0\x00', &(0x7f0000000780), &(0x7f00000007c0)=@v1={0x1000000, [{0x10000, 0x4}]}, 0xc, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) chown(&(0x7f0000000ac0)='./bus\x00', 0xffffffffffffffff, 0xee01) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) execve(&(0x7f0000000800)='./bus/file0\x00', &(0x7f00000009c0)=[&(0x7f0000000840)=')%\x00', &(0x7f0000000880)='syz\x00', &(0x7f00000008c0)='[:#}\'{{%@^\\\':,[@#&&\xcc (#*\x00', &(0x7f0000000900)='\x00', &(0x7f0000000940)='security.capability\x00', &(0x7f0000000980)='#/]\x00'], &(0x7f0000000a80)=[&(0x7f0000000a00)='^,\x00', &(0x7f0000000a40)='configfs\x00']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') setxattr$security_evm(&(0x7f0000000500)='./bus\x00', &(0x7f00000005c0), &(0x7f0000000640)=@v1={0x2, "b397d57096baa3964e24"}, 0xb, 0x2) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') mkdir(&(0x7f0000000b00)='./file1\x00', 0x109) [ 1897.943521] device bond36 entered promiscuous mode [ 1897.989176] IPv6: ADDRCONF(NETDEV_UP): bond36: link is not ready [ 1898.002099] 9pnet_virtio: no channels available for device syz 20:35:21 executing program 4: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000, 0xfff}, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0xffffffff, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000500)=ANY=[@ANYRES8=r0]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) mount$overlay(0x0, &(0x7f0000000340)='./bus\x00', &(0x7f0000000380), 0x1000, &(0x7f0000000780)={[{@index_on}, {@index_on}, {@redirect_dir={'redirect_dir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@default_permissions}, {@xino_on}, {@index_off}, {@metacopy_off}], [{@fsname={'fsname', 0x3d, 'configfs\x00'}}, {@hash}, {@subj_type={'subj_type', 0x3d, 'syz\x00'}}, {@permit_directio}, {@smackfshat={'smackfshat', 0x3d, '^^'}}]}) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1898.041216] overlayfs: failed to resolve './file0': -2 [ 1898.052887] 8021q: adding VLAN 0 to HW filter on device bond36 [ 1898.067747] overlayfs: './file0' not a directory [ 1898.173645] overlayfs: unrecognized mount option "" or missing value [ 1898.210008] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1898.223088] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1898.228114] [ 1898.234981] ====================================================== [ 1898.241287] WARNING: possible circular locking dependency detected [ 1898.247597] 4.19.211-syzkaller #0 Not tainted [ 1898.252082] ------------------------------------------------------ [ 1898.252886] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1898.258389] syz-executor.0/29590 is trying to acquire lock: [ 1898.258395] 00000000498eb090 (&ovl_i_mutex_dir_key[depth]){++++}, at: path_openat+0x17ec/0x2df0 [ 1898.258422] [ 1898.258422] but task is already holding lock: [ 1898.258426] 00000000284d9aaf (&sig->cred_guard_mutex){+.+.}, at: __do_execve_file+0x38c/0x2360 [ 1898.297863] [ 1898.297863] which lock already depends on the new lock. [ 1898.297863] [ 1898.303751] 9pnet: Could not find request transport: xen [ 1898.306172] [ 1898.306172] the existing dependency chain (in reverse order) is: [ 1898.306177] [ 1898.306177] -> #3 (&sig->cred_guard_mutex){+.+.}: [ 1898.306205] proc_pid_syscall+0xb8/0x2f0 [ 1898.306216] proc_single_show+0xeb/0x170 [ 1898.306230] seq_read+0x4e0/0x11c0 [ 1898.338770] __vfs_read+0xf7/0x750 [ 1898.342829] vfs_read+0x194/0x3c0 [ 1898.346816] ksys_read+0x12b/0x2a0 [ 1898.350879] do_syscall_64+0xf9/0x620 [ 1898.355198] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1898.360899] [ 1898.360899] -> #2 (&p->lock){+.+.}: [ 1898.366016] seq_read+0x6b/0x11c0 [ 1898.369986] proc_reg_read+0x1bd/0x2d0 [ 1898.374002] overlayfs: failed to resolve './file0': -2 [ 1898.374387] do_iter_read+0x471/0x630 [ 1898.374403] vfs_readv+0xe5/0x150 [ 1898.387929] default_file_splice_read+0x457/0xa00 [ 1898.393295] do_splice_to+0x10e/0x160 [ 1898.393992] 9pnet_virtio: no channels available for device syz [ 1898.397616] splice_direct_to_actor+0x2b9/0x8d0 [ 1898.397628] do_splice_direct+0x1a7/0x270 [ 1898.397644] do_sendfile+0x550/0xc30 [ 1898.417660] __se_sys_sendfile64+0x147/0x160 [ 1898.422590] do_syscall_64+0xf9/0x620 [ 1898.426923] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1898.432624] [ 1898.432624] -> #1 (sb_writers#3){.+.+}: [ 1898.438093] mnt_want_write+0x3a/0xb0 [ 1898.442418] ovl_xattr_set+0x53/0x600 [ 1898.446746] __vfs_setxattr+0x10e/0x170 [ 1898.451236] __vfs_setxattr_noperm+0x11a/0x420 [ 1898.456335] __vfs_setxattr_locked+0x176/0x250 [ 1898.461439] vfs_setxattr+0xe5/0x270 [ 1898.465707] setxattr+0x23d/0x330 [ 1898.469678] path_setxattr+0x170/0x190 [ 1898.474085] __x64_sys_lsetxattr+0xbd/0x150 [ 1898.478931] do_syscall_64+0xf9/0x620 [ 1898.483258] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1898.488960] [ 1898.488960] -> #0 (&ovl_i_mutex_dir_key[depth]){++++}: [ 1898.495735] down_read+0x36/0x80 [ 1898.499623] path_openat+0x17ec/0x2df0 [ 1898.504032] do_filp_open+0x18c/0x3f0 [ 1898.508362] do_open_execat+0x11d/0x5b0 [ 1898.512860] __do_execve_file+0x1a8b/0x2360 [ 1898.517703] do_execve+0x35/0x50 [ 1898.521594] __x64_sys_execve+0x7c/0xa0 [ 1898.526090] do_syscall_64+0xf9/0x620 [ 1898.530412] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1898.536119] [ 1898.536119] other info that might help us debug this: [ 1898.536119] [ 1898.544259] Chain exists of: [ 1898.544259] &ovl_i_mutex_dir_key[depth] --> &p->lock --> &sig->cred_guard_mutex [ 1898.544259] [ 1898.551047] overlayfs: failed to resolve './file0': -2 [ 1898.556314] Possible unsafe locking scenario: [ 1898.556314] [ 1898.556317] CPU0 CPU1 [ 1898.556320] ---- ---- [ 1898.556321] lock(&sig->cred_guard_mutex); [ 1898.556330] lock(&p->lock); [ 1898.556336] lock(&sig->cred_guard_mutex); [ 1898.556341] lock(&ovl_i_mutex_dir_key[depth]); [ 1898.556347] [ 1898.556347] *** DEADLOCK *** [ 1898.556347] [ 1898.556355] 1 lock held by syz-executor.0/29590: [ 1898.556366] #0: 00000000284d9aaf (&sig->cred_guard_mutex){+.+.}, at: __do_execve_file+0x38c/0x2360 [ 1898.570309] 9pnet_virtio: no channels available for device syz [ 1898.572320] [ 1898.572320] stack backtrace: [ 1898.572337] CPU: 1 PID: 29590 Comm: syz-executor.0 Not tainted 4.19.211-syzkaller #0 [ 1898.572349] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 [ 1898.646056] Call Trace: [ 1898.646759] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1898.648645] dump_stack+0x1fc/0x2ef [ 1898.648666] print_circular_bug.constprop.0.cold+0x2d7/0x41e [ 1898.668367] __lock_acquire+0x30c9/0x3ff0 [ 1898.672521] ? mark_held_locks+0xf0/0xf0 [ 1898.676580] ? do_raw_spin_unlock+0x171/0x230 [ 1898.681069] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1898.685823] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 1898.690191] 9pnet_virtio: no channels available for device syz [ 1898.690409] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1898.701103] ? retint_kernel+0x2d/0x2d [ 1898.704993] lock_acquire+0x170/0x3c0 [ 1898.708804] ? path_openat+0x17ec/0x2df0 [ 1898.712866] down_read+0x36/0x80 [ 1898.716229] ? path_openat+0x17ec/0x2df0 [ 1898.720287] path_openat+0x17ec/0x2df0 [ 1898.724179] ? kernel_text_address+0x70/0xf0 [ 1898.728589] ? path_lookupat+0x8d0/0x8d0 [ 1898.732657] ? kasan_kmalloc+0x139/0x160 [ 1898.736714] do_filp_open+0x18c/0x3f0 [ 1898.740506] ? may_open_dev+0xf0/0xf0 [ 1898.744301] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1898.749051] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 1898.753628] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1898.758379] ? rcu_nmi_exit+0xb3/0x180 [ 1898.762263] ? retint_kernel+0x2d/0x2d [ 1898.766148] ? __do_execve_file+0x7c5/0x2360 [ 1898.770555] do_open_execat+0x11d/0x5b0 [ 1898.774522] ? __do_execve_file+0x7c5/0x2360 [ 1898.778924] ? __se_sys_uselib+0x400/0x400 [ 1898.783157] ? lock_acquire+0x170/0x3c0 [ 1898.787125] ? __do_execve_file+0x4d4/0x2360 [ 1898.791527] ? check_preemption_disabled+0x41/0x280 [ 1898.796537] __do_execve_file+0x1a8b/0x2360 [ 1898.800858] ? open_exec+0x70/0x70 [ 1898.804393] ? check_preemption_disabled+0x41/0x280 [ 1898.809404] ? __phys_addr+0x9a/0x110 [ 1898.813199] ? __phys_addr_symbol+0x2c/0x70 [ 1898.817517] ? strncpy_from_user+0x2a2/0x350 [ 1898.821922] do_execve+0x35/0x50 [ 1898.825475] __x64_sys_execve+0x7c/0xa0 [ 1898.829447] do_syscall_64+0xf9/0x620 [ 1898.833247] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1898.838429] RIP: 0033:0x7f1756b355a9 [ 1898.842136] 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 b8 ff ff ff f7 d8 64 89 01 48 [ 1898.861031] RSP: 002b:00007f17554a8168 EFLAGS: 00000246 ORIG_RAX: 000000000000003b [ 1898.868743] RAX: ffffffffffffffda RBX: 00007f1756c55f80 RCX: 00007f1756b355a9 20:35:21 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:21 executing program 2: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r4, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r3, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_LP_INTERVAL={0x8, 0x13, 0x8}, @IFLA_BOND_PRIMARY_RESELECT={0x5}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r5}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}}, 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000500)=ANY=[@ANYRES64=0x0, @ANYRESDEC=r0, @ANYRESHEX=r2, @ANYRES32=0x0, @ANYBLOB, @ANYRESDEC=r0, @ANYRES64=r5, @ANYBLOB="100000000000000020000000000000", @ANYRES64=r4], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:21 executing program 1: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) socket$nl_route(0x10, 0x3, 0x0) r3 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r3, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) mount$9p_xen(0x0, &(0x7f0000000500)='./file0\x00', &(0x7f0000000580), 0x8, &(0x7f0000000840)=ANY=[@ANYBLOB="7472616e953d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB="d4fa3a4f8127e57b04374f93fd9a0875bcad724f8db84076af3baf4bc922935a8345b3cd70e45ecc563d74653798276e3c8d03b5e0b1f8df2e56f78f4cffd9b9225f8f93c1b1beb34188f9fbc3970dc2ba6f42ec47c84664a2375fb2e9d8783a66290d2b955533558a18be7a382683b7b1e27023", @ANYRESHEX=0x0, @ANYRES16=r1, @ANYRESDEC=r0, @ANYRESOCT=r2, @ANYRESOCT=r4, @ANYRESOCT=r3]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) socket$nl_route(0x10, 0x3, 0x0) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r3, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) mount$9p_xen(0x0, &(0x7f0000000500)='./file0\x00', &(0x7f0000000580), 0x8, &(0x7f0000000840)=ANY=[@ANYBLOB="7472616e953d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB="d4fa3a4f8127e57b04374f93fd9a0875bcad724f8db84076af3baf4bc922935a8345b3cd70e45ecc563d74653798276e3c8d03b5e0b1f8df2e56f78f4cffd9b9225f8f93c1b1beb34188f9fbc3970dc2ba6f42ec47c84664a2375fb2e9d8783a66290d2b955533558a18be7a382683b7b1e27023", @ANYRESHEX=0x0, @ANYRES16=r1, @ANYRESDEC=r0, @ANYRESOCT=r2, @ANYRESOCT=r4, @ANYRESOCT=r3]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:21 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:21 executing program 4: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000, 0xfff}, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0xffffffff, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000500)=ANY=[@ANYRES8=r0]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) mount$overlay(0x0, &(0x7f0000000340)='./bus\x00', &(0x7f0000000380), 0x1000, &(0x7f0000000780)={[{@index_on}, {@index_on}, {@redirect_dir={'redirect_dir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@default_permissions}, {@xino_on}, {@index_off}, {@metacopy_off}], [{@fsname={'fsname', 0x3d, 'configfs\x00'}}, {@hash}, {@subj_type={'subj_type', 0x3d, 'syz\x00'}}, {@permit_directio}, {@smackfshat={'smackfshat', 0x3d, '^^'}}]}) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000, 0xfff}, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0xffffffff, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000500)=ANY=[@ANYRES8=r0]) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) mount$overlay(0x0, &(0x7f0000000340)='./bus\x00', &(0x7f0000000380), 0x1000, &(0x7f0000000780)={[{@index_on}, {@index_on}, {@redirect_dir={'redirect_dir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@default_permissions}, {@xino_on}, {@index_off}, {@metacopy_off}], [{@fsname={'fsname', 0x3d, 'configfs\x00'}}, {@hash}, {@subj_type={'subj_type', 0x3d, 'syz\x00'}}, {@permit_directio}, {@smackfshat={'smackfshat', 0x3d, '^^'}}]}) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:21 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:21 executing program 5: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:22 executing program 5: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1898.876025] RDX: 0000000020000a80 RSI: 00000000200009c0 RDI: 0000000020000800 [ 1898.883294] RBP: 00007f1756b90580 R08: 0000000000000000 R09: 0000000000000000 [ 1898.890557] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 1898.897817] R13: 00007fff524df43f R14: 00007f17554a8300 R15: 0000000000022000 [ 1898.946900] 9pnet_virtio: no channels available for device syz 20:35:22 executing program 2: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) r3 = socket$nl_route(0x10, 0x3, 0x0) (async) r4 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r4, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r3, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000000)=@newlink={0x78, 0x10, 0x403, 0x82dae, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, 0x88a8ffad}, [@IFLA_LINKINFO={0x3c, 0x12, 0x0, 0x1, @bond={{0x9}, {0x2c, 0x2, 0x0, 0x1, [@IFLA_BOND_MODE={0x5, 0x1, 0x3}, @IFLA_BOND_PRIMARY={0x8}, @IFLA_BOND_LP_INTERVAL={0x8, 0x13, 0x8}, @IFLA_BOND_PRIMARY_RESELECT={0x5}, @IFLA_BOND_MODE={0x5, 0x1, 0x5}]}}}, @IFLA_LINK={0x8, 0x5, r5}, @IFLA_MASTER={0x8}, @IFLA_BROADCAST={0xa, 0x2, @remote}]}, 0x78}}, 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000500)=ANY=[@ANYRES64=0x0, @ANYRESDEC=r0, @ANYRESHEX=r2, @ANYRES32=0x0, @ANYBLOB, @ANYRESDEC=r0, @ANYRES64=r5, @ANYBLOB="100000000000000020000000000000", @ANYRES64=r4], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1898.998977] 9pnet: Could not find request transport: xen [ 1899.037363] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1899.058875] overlayfs: unrecognized mount option "" or missing value [ 1899.086726] 9pnet_virtio: no channels available for device syz 20:35:22 executing program 5: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1899.116868] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1899.145471] overlayfs: overlapping lowerdir path [ 1899.155585] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1899.199442] 9pnet: Could not find request transport: xen [ 1899.243299] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1899.266511] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:22 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000500)={&(0x7f00000003c0)=@gettfilter={0x34, 0x2e, 0x400, 0x70bd25, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {0x1, 0x1}, {0x6, 0xc}, {0x4, 0xfff9}}, [{0x8, 0xb, 0x8a2b}, {0x8, 0xb, 0x7ff}]}, 0x34}, 0x1, 0x0, 0x0, 0x4041}, 0x40040) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r0, 0x81f8943c, &(0x7f0000000980)) 20:35:22 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rmdir(&(0x7f0000000340)='./bus/file0\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:22 executing program 4: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000, 0xfff}, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0xffffffff, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000500)=ANY=[@ANYRES8=r0]) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) mount$overlay(0x0, &(0x7f0000000340)='./bus\x00', &(0x7f0000000380), 0x1000, &(0x7f0000000780)={[{@index_on}, {@index_on}, {@redirect_dir={'redirect_dir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@default_permissions}, {@xino_on}, {@index_off}, {@metacopy_off}], [{@fsname={'fsname', 0x3d, 'configfs\x00'}}, {@hash}, {@subj_type={'subj_type', 0x3d, 'syz\x00'}}, {@permit_directio}, {@smackfshat={'smackfshat', 0x3d, '^^'}}]}) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000, 0xfff}, 0x0, 0x0, 0x0, 0x0, 0x1f, 0x0, 0x0, 0x0, 0xffffffff, 0x0, 0x2}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000500)=ANY=[@ANYRES8=r0]) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) mount$overlay(0x0, &(0x7f0000000340)='./bus\x00', &(0x7f0000000380), 0x1000, &(0x7f0000000780)={[{@index_on}, {@index_on}, {@redirect_dir={'redirect_dir', 0x3d, './file0'}}, {@workdir={'workdir', 0x3d, './bus'}}, {@default_permissions}, {@xino_on}, {@index_off}, {@metacopy_off}], [{@fsname={'fsname', 0x3d, 'configfs\x00'}}, {@hash}, {@subj_type={'subj_type', 0x3d, 'syz\x00'}}, {@permit_directio}, {@smackfshat={'smackfshat', 0x3d, '^^'}}]}) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:22 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:22 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) setxattr$security_capability(&(0x7f0000000680)='./file0\x00', &(0x7f0000000780), &(0x7f00000007c0)=@v1={0x1000000, [{0x10000, 0x4}]}, 0xc, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) chown(&(0x7f0000000ac0)='./bus\x00', 0xffffffffffffffff, 0xee01) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) execve(&(0x7f0000000800)='./bus/file0\x00', &(0x7f00000009c0)=[&(0x7f0000000840)=')%\x00', &(0x7f0000000880)='syz\x00', &(0x7f00000008c0)='[:#}\'{{%@^\\\':,[@#&&\xcc (#*\x00', &(0x7f0000000900)='\x00', &(0x7f0000000940)='security.capability\x00', &(0x7f0000000980)='#/]\x00'], &(0x7f0000000a80)=[&(0x7f0000000a00)='^,\x00', &(0x7f0000000a40)='configfs\x00']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') setxattr$security_evm(&(0x7f0000000500)='./bus\x00', &(0x7f00000005c0), &(0x7f0000000640)=@v1={0x2, "b397d57096baa3964e24"}, 0xb, 0x2) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') mkdir(&(0x7f0000000b00)='./file1\x00', 0x109) perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) setxattr$security_capability(&(0x7f0000000680)='./file0\x00', &(0x7f0000000780), &(0x7f00000007c0)=@v1={0x1000000, [{0x10000, 0x4}]}, 0xc, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) chown(&(0x7f0000000ac0)='./bus\x00', 0xffffffffffffffff, 0xee01) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) execve(&(0x7f0000000800)='./bus/file0\x00', &(0x7f00000009c0)=[&(0x7f0000000840)=')%\x00', &(0x7f0000000880)='syz\x00', &(0x7f00000008c0)='[:#}\'{{%@^\\\':,[@#&&\xcc (#*\x00', &(0x7f0000000900)='\x00', &(0x7f0000000940)='security.capability\x00', &(0x7f0000000980)='#/]\x00'], &(0x7f0000000a80)=[&(0x7f0000000a00)='^,\x00', &(0x7f0000000a40)='configfs\x00']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) setxattr$security_evm(&(0x7f0000000500)='./bus\x00', &(0x7f00000005c0), &(0x7f0000000640)=@v1={0x2, "b397d57096baa3964e24"}, 0xb, 0x2) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) mkdir(&(0x7f0000000b00)='./file1\x00', 0x109) (async) [ 1899.324270] 9pnet_virtio: no channels available for device syz 20:35:22 executing program 5: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1899.381963] overlayfs: unrecognized mount option "" or missing value [ 1899.469052] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1899.500747] 9pnet: Could not find request transport: xen [ 1899.522349] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:22 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) rmdir(&(0x7f0000000340)='./file1\x00') mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) mount$overlay(0x0, &(0x7f0000000380)='./file0\x00', &(0x7f0000000500), 0x20091, &(0x7f0000000640)={[{@nfs_export_off}, {@index_off}, {@nfs_export_off}], [{@smackfstransmute={'smackfstransmute', 0x3d, 'configfs\x00'}}, {@dont_appraise}]}) mkdir(&(0x7f0000000540)='./bus\x00', 0x4) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1899.575767] 9pnet: Could not find request transport: xen [ 1899.590208] overlayfs: './file0' not a directory [ 1899.593324] 9pnet_virtio: no channels available for device syz [ 1899.599753] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:22 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1899.618108] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1899.622787] overlayfs: './file0' not a directory [ 1899.634483] 9pnet: Could not find request transport: xen [ 1899.661158] 9pnet_virtio: no channels available for device syz 20:35:22 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000500)={&(0x7f00000003c0)=@gettfilter={0x34, 0x2e, 0x400, 0x70bd25, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {0x1, 0x1}, {0x6, 0xc}, {0x4, 0xfff9}}, [{0x8, 0xb, 0x8a2b}, {0x8, 0xb, 0x7ff}]}, 0x34}, 0x1, 0x0, 0x0, 0x4041}, 0x40040) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r0, 0x81f8943c, &(0x7f0000000980)) perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000500)={&(0x7f00000003c0)=@gettfilter={0x34, 0x2e, 0x400, 0x70bd25, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {0x1, 0x1}, {0x6, 0xc}, {0x4, 0xfff9}}, [{0x8, 0xb, 0x8a2b}, {0x8, 0xb, 0x7ff}]}, 0x34}, 0x1, 0x0, 0x0, 0x4041}, 0x40040) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r0, 0x81f8943c, &(0x7f0000000980)) (async) 20:35:22 executing program 5: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:22 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async, rerun: 32) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (rerun: 32) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') rmdir(&(0x7f0000000340)='./bus/file0\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:22 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) setxattr$security_capability(&(0x7f0000000680)='./file0\x00', &(0x7f0000000780), &(0x7f00000007c0)=@v1={0x1000000, [{0x10000, 0x4}]}, 0xc, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) chown(&(0x7f0000000ac0)='./bus\x00', 0xffffffffffffffff, 0xee01) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async, rerun: 32) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async, rerun: 32) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) execve(&(0x7f0000000800)='./bus/file0\x00', &(0x7f00000009c0)=[&(0x7f0000000840)=')%\x00', &(0x7f0000000880)='syz\x00', &(0x7f00000008c0)='[:#}\'{{%@^\\\':,[@#&&\xcc (#*\x00', &(0x7f0000000900)='\x00', &(0x7f0000000940)='security.capability\x00', &(0x7f0000000980)='#/]\x00'], &(0x7f0000000a80)=[&(0x7f0000000a00)='^,\x00', &(0x7f0000000a40)='configfs\x00']) (async, rerun: 64) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (rerun: 64) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) setxattr$security_evm(&(0x7f0000000500)='./bus\x00', &(0x7f00000005c0), &(0x7f0000000640)=@v1={0x2, "b397d57096baa3964e24"}, 0xb, 0x2) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) mkdir(&(0x7f0000000b00)='./file1\x00', 0x109) [ 1899.816647] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1899.828130] overlayfs: overlapping lowerdir path [ 1899.848558] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1899.855796] 9pnet: Could not find request transport: xen 20:35:23 executing program 5: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1899.868592] overlayfs: failed to resolve './file1': -2 [ 1899.873048] 9pnet_virtio: no channels available for device syz 20:35:23 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rmdir(&(0x7f0000000340)='./bus/file0\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rmdir(&(0x7f0000000340)='./bus/file0\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) [ 1899.927874] overlayfs: overlapping lowerdir path 20:35:23 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) rmdir(&(0x7f0000000340)='./file1\x00') (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async, rerun: 32) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async, rerun: 32) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async, rerun: 64) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async, rerun: 64) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) mount$overlay(0x0, &(0x7f0000000380)='./file0\x00', &(0x7f0000000500), 0x20091, &(0x7f0000000640)={[{@nfs_export_off}, {@index_off}, {@nfs_export_off}], [{@smackfstransmute={'smackfstransmute', 0x3d, 'configfs\x00'}}, {@dont_appraise}]}) (async) mkdir(&(0x7f0000000540)='./bus\x00', 0x4) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:23 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1899.980233] 9pnet_virtio: no channels available for device syz [ 1900.033931] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1900.050040] 9pnet: Could not find request transport: xen 20:35:23 executing program 4: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) rmdir(&(0x7f0000000340)='./file1\x00') (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) mount$overlay(0x0, &(0x7f0000000380)='./file0\x00', &(0x7f0000000500), 0x20091, &(0x7f0000000640)={[{@nfs_export_off}, {@index_off}, {@nfs_export_off}], [{@smackfstransmute={'smackfstransmute', 0x3d, 'configfs\x00'}}, {@dont_appraise}]}) (async) mkdir(&(0x7f0000000540)='./bus\x00', 0x4) (async) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1900.098995] 9pnet_virtio: no channels available for device syz [ 1900.108644] overlayfs: './file0' not a directory 20:35:23 executing program 5: perf_event_open(&(0x7f0000000700)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1900.212961] 9pnet: Could not find request transport: xen [ 1900.214661] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:23 executing program 1: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000500)={&(0x7f00000003c0)=@gettfilter={0x34, 0x2e, 0x400, 0x70bd25, 0x25dfdbfe, {0x0, 0x0, 0x0, 0x0, {0x1, 0x1}, {0x6, 0xc}, {0x4, 0xfff9}}, [{0x8, 0xb, 0x8a2b}, {0x8, 0xb, 0x7ff}]}, 0x34}, 0x1, 0x0, 0x0, 0x4041}, 0x40040) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r0, 0x81f8943c, &(0x7f0000000980)) 20:35:23 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect$inet(0xffffffffffffffff, &(0x7f0000000100)={0x2, 0x4e20, @empty}, 0x10) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') 20:35:23 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) readlinkat(0xffffffffffffffff, &(0x7f0000000500)='./bus/file0\x00', &(0x7f0000000780)=""/143, 0x8f) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:23 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:23 executing program 4: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000540)='./file1\x00', 0xcf46662b7a29942a) mount(0x0, &(0x7f0000000300)='./file1\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) r1 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') mkdir(&(0x7f0000000500)='./bus\x00', 0x100) r2 = getuid() mount$9p_fd(0x0, &(0x7f0000000340)='./file1\x00', &(0x7f0000000380), 0x80, &(0x7f0000000780)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r1, @ANYBLOB=',wfdno=', @ANYRESHEX=r0, @ANYBLOB="2c6d6d61702c63616368657461673d73797374656d2e706f7369785f61636c5f64656661756c74002c646f6e745f6d6561737572652c736d61636b66736465663d3a7d2d2df52c657569643e", @ANYRESDEC=r2, @ANYBLOB="2c646f6e745f6d6561737572652c736d61636b66737472616e736d7574653d6f7665726c6179002c6f626a7e1d6abf72345f726f6c653d6f766572"]) [ 1900.329320] overlayfs: './file0' not a directory [ 1900.333672] 9pnet: Could not find request transport: xen [ 1900.359974] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1900.400228] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1900.428609] 9pnet_virtio: no channels available for device syz 20:35:23 executing program 5: perf_event_open(&(0x7f0000000700)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) 20:35:23 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect$inet(0xffffffffffffffff, &(0x7f0000000100)={0x2, 0x4e20, @empty}, 0x10) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) connect$inet(0xffffffffffffffff, &(0x7f0000000100)={0x2, 0x4e20, @empty}, 0x10) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) 20:35:23 executing program 1: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f00000002c0), 0x1}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xfffffffffffffffb, 0xffffffffffffffff, 0x5) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) mount(&(0x7f0000000780)=ANY=[@ANYBLOB="2f01000010000000", @ANYRESDEC=r1, @ANYRESHEX=0x0, @ANYBLOB="4b03265bb161fe9dc3e2ccc4422742cd06eb614d42c67124db787c88eb416c6cf0e983b9b0ad0eb89cbaf8e9ae378d25e6526d9432805a408227413beb0af176e53746d2bc42703fa45a83d615593040348ccc3dc503eb3a09647bb0fb708aabfda52fd5b1ea73eff1d576e49c40c7364044dd3b57844b14746f1aa3a4354ea4c8ad8323498ac4e123fcb810e3fa513ccae74177393470755c5615d5f1b97b11244234aeb87182311cdee53901df7c20c7246378219018c5f8b989da1187212d5e416a502c40ff39058f9964ccdacc1a40d882527e80210bb2b4810c25153f9840dd4010c9e9d3e8d506dc7a2c1e50f6fba687", @ANYRESOCT=r0], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1900.447058] 9pnet: Could not find request transport: xen [ 1900.458971] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1900.471225] 9pnet: Could not find request transport: xen [ 1900.523191] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1900.552411] overlayfs: overlapping lowerdir path [ 1900.575769] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1900.587048] 9pnet_virtio: no channels available for device syz [ 1900.595906] 9pnet_virtio: no channels available for device syz 20:35:23 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) readlinkat(0xffffffffffffffff, &(0x7f0000000500)='./bus/file0\x00', &(0x7f0000000780)=""/143, 0x8f) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (async) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1900.631295] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. 20:35:23 executing program 3: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') 20:35:23 executing program 5: perf_event_open(&(0x7f0000000700)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1900.713455] 9pnet: Insufficient options for proto=fd [ 1900.719642] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1900.727093] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1900.738749] 9pnet: Could not find request transport: xen 20:35:23 executing program 4: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000540)='./file1\x00', 0xcf46662b7a29942a) mount(0x0, &(0x7f0000000300)='./file1\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) r1 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') mkdir(&(0x7f0000000500)='./bus\x00', 0x100) r2 = getuid() mount$9p_fd(0x0, &(0x7f0000000340)='./file1\x00', &(0x7f0000000380), 0x80, &(0x7f0000000780)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r1, @ANYBLOB=',wfdno=', @ANYRESHEX=r0, @ANYBLOB="2c6d6d61702c63616368657461673d73797374656d2e706f7369785f61636c5f64656661756c74002c646f6e745f6d6561737572652c736d61636b66736465663d3a7d2d2df52c657569643e", @ANYRESDEC=r2, @ANYBLOB="2c646f6e745f6d6561737572652c736d61636b66737472616e736d7574653d6f7665726c6179002c6f626a7e1d6abf72345f726f6c653d6f766572"]) perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000540)='./file1\x00', 0xcf46662b7a29942a) (async) mount(0x0, &(0x7f0000000300)='./file1\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="020000000100000000000000", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) mkdir(&(0x7f0000000500)='./bus\x00', 0x100) (async) getuid() (async) mount$9p_fd(0x0, &(0x7f0000000340)='./file1\x00', &(0x7f0000000380), 0x80, &(0x7f0000000780)=ANY=[@ANYBLOB='trans=fd,rfdno=', @ANYRESHEX=r1, @ANYBLOB=',wfdno=', @ANYRESHEX=r0, @ANYBLOB="2c6d6d61702c63616368657461673d73797374656d2e706f7369785f61636c5f64656661756c74002c646f6e745f6d6561737572652c736d61636b66736465663d3a7d2d2df52c657569643e", @ANYRESDEC=r2, @ANYBLOB="2c646f6e745f6d6561737572652c736d61636b66737472616e736d7574653d6f7665726c6179002c6f626a7e1d6abf72345f726f6c653d6f766572"]) (async) 20:35:24 executing program 1: r0 = perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f00000002c0), 0x1}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xfffffffffffffffb, 0xffffffffffffffff, 0x5) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) r1 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) mount(&(0x7f0000000780)=ANY=[@ANYBLOB="2f01000010000000", @ANYRESDEC=r1, @ANYRESHEX=0x0, @ANYBLOB="4b03265bb161fe9dc3e2ccc4422742cd06eb614d42c67124db787c88eb416c6cf0e983b9b0ad0eb89cbaf8e9ae378d25e6526d9432805a408227413beb0af176e53746d2bc42703fa45a83d615593040348ccc3dc503eb3a09647bb0fb708aabfda52fd5b1ea73eff1d576e49c40c7364044dd3b57844b14746f1aa3a4354ea4c8ad8323498ac4e123fcb810e3fa513ccae74177393470755c5615d5f1b97b11244234aeb87182311cdee53901df7c20c7246378219018c5f8b989da1187212d5e416a502c40ff39058f9964ccdacc1a40d882527e80210bb2b4810c25153f9840dd4010c9e9d3e8d506dc7a2c1e50f6fba687", @ANYRESOCT=r0], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, 0x0) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f00000002c0), 0x1}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xfffffffffffffffb, 0xffffffffffffffff, 0x5) (async) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) (async) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x18) (async) getsockname$packet(r1, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) (async) mount(&(0x7f0000000780)=ANY=[@ANYBLOB="2f01000010000000", @ANYRESDEC=r1, @ANYRESHEX=0x0, @ANYBLOB="4b03265bb161fe9dc3e2ccc4422742cd06eb614d42c67124db787c88eb416c6cf0e983b9b0ad0eb89cbaf8e9ae378d25e6526d9432805a408227413beb0af176e53746d2bc42703fa45a83d615593040348ccc3dc503eb3a09647bb0fb708aabfda52fd5b1ea73eff1d576e49c40c7364044dd3b57844b14746f1aa3a4354ea4c8ad8323498ac4e123fcb810e3fa513ccae74177393470755c5615d5f1b97b11244234aeb87182311cdee53901df7c20c7246378219018c5f8b989da1187212d5e416a502c40ff39058f9964ccdacc1a40d882527e80210bb2b4810c25153f9840dd4010c9e9d3e8d506dc7a2c1e50f6fba687", @ANYRESOCT=r0], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async) rename(0x0, 0x0) (async) mount$9p_xen(0x0, &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db07838303030303030303030303030", @ANYBLOB]) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') (async) 20:35:24 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) connect$inet(0xffffffffffffffff, &(0x7f0000000100)={0x2, 0x4e20, @empty}, 0x10) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) (async) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) (async) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) (async) rename(0x0, &(0x7f00000003c0)='./bus\x00') mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB="7472616e733d78656e2c64656275673db078383030303030303030303030303030302c6e6f", @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') [ 1900.760633] 9pnet: Could not find request transport: xen [ 1900.778420] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1900.802710] 9pnet_virtio: no channels available for device syz [ 1900.837782] overlayfs: overlapping lowerdir path 20:35:24 executing program 0: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) (async, rerun: 32) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) (async, rerun: 32) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) readlinkat(0xffffffffffffffff, &(0x7f0000000500)='./bus/file0\x00', &(0x7f0000000780)=""/143, 0x8f) (async) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) (async, rerun: 32) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', 0x0, 0x44, 0x0) (async, rerun: 32) creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) (async) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) (async, rerun: 32) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', 0x0, 0x180b004, &(0x7f0000000540)='fsmagic') (async, rerun: 32) rename(0x0, &(0x7f00000003c0)='./bus\x00') (async) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, 0x0) (async) chdir(&(0x7f00000001c0)='./bus\x00') (async) rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') [ 1900.899193] overlayfs: fs on './file0' does not support file handles, falling back to index=off,nfs_export=off. [ 1900.899302] 9pnet: Insufficient options for proto=fd 20:35:24 executing program 5: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000a80)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="02000000", @ANYRES32=0x0, @ANYBLOB="02000400", @ANYRES32=0x0, @ANYBLOB="040004000000000008000100", @ANYRES32=0x0, @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r0 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) mount(&(0x7f0000000340)=ANY=[@ANYBLOB="2f01000010000000"], &(0x7f0000000380)='./bus\x00', &(0x7f0000000500)='fuseblk\x00', 0x180b004, &(0x7f0000000540)='fsmagic') rename(0x0, &(0x7f00000003c0)='./bus\x00') lsetxattr$security_capability(&(0x7f00000005c0)='./bus\x00', &(0x7f0000000880), &(0x7f0000000900)=@v2, 0x14, 0x1) mount$9p_xen(&(0x7f00000002c0), &(0x7f00000004c0)='./bus\x00', &(0x7f0000000580), 0x8, &(0x7f0000000940)=ANY=[@ANYBLOB, @ANYBLOB]) chdir(&(0x7f00000001c0)='./bus\x00') rename(&(0x7f0000000100)='./bus/file0\x00', &(0x7f0000000440)='./file0\x00') ioctl$BTRFS_IOC_BALANCE_PROGRESS(r0, 0x84009422, &(0x7f0000000b00)={0x0, 0x0, {0x0, @usage, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @struct}, {0x0, @struct}}) [ 1900.947242] 9pnet_virtio: no channels available for device syz [ 1900.977015] 9pnet_virtio: no channels available for device syz [ 1900.992081] 9pnet: Could not find request transport: xen 20:35:24 executing program 2: perf_event_open(&(0x7f0000000700)={0x1, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 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, 0x0, 0x0, @perf_config_ext={0xc000000000000}, 0x0, 0x0, 0x0, 0x0, 0x1f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000000000)='configfs\x00', 0x0, 0x0) mount$overlay(0x0, &(0x7f0000000200)='./file0\x00', &(0x7f00000000c0), 0x0, &(0x7f0000000480)=ANY=[@ANYBLOB='lowerdir=.:file0']) r0 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000200)='/sys/block/loop0', 0x10b703, 0x1c) getsockname$packet(r0, &(0x7f0000000300)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) ioctl$PERF_EVENT_IOC_QUERY_BPF(r0, 0xc008240a, &(0x7f0000000340)={0x5, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0]}) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) lsetxattr$system_posix_acl(&(0x7f0000000600)='./bus\x00', &(0x7f00000006c0)='system.posix_acl_default\x00', &(0x7f0000000980)=ANY=[@ANYBLOB="02000000010000000000000002000004", @ANYRES32=0x0, @ANYBLOB="0200", @ANYRES32=0x0, @ANYBLOB, @ANYBLOB="040004000000000008000100", @ANYBLOB="f0edd161dc28a89b05d4d49f97ca78570d832c3473953d6c5ff91091ee5353e4b811fc14fb4fd880e294ee6afc0a4e2a2e54e07d82d900296ff47f6d8067dd55aed21935ef01ae7ecc05678a775fcbb84eb1fe45935bef1200ebc0c85b5eefc64bf3aa92d0863beea1dd3b0f64424fd2743e65a840443aaabaf78e4478536c4119f603637724685ee6084b194a4e4896ab724b2be0afd7b7f21b32aae067be4be757bf51ae09d85afb25b057300ddb0b63bdf6aa101d", @ANYBLOB="100000000000000020000000000000"], 0x44, 0x0) r1 = creat(&(0x7f0000000180)='./bus/file0\x00', 0x0) mount$overlay(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0x0, &(0x7f0000000280)=ANY=[@ANYBLOB='upperdir=./bus,workdir=./file1,lowerdir=./file0']) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000640), 0xc, 0x0, 0x1, 0x0, 0x0, 0x80}, 0x0) sendmmsg$sock(r1, &(0x7f00000047c0)=[{{&(0x7f0000000800)=@sco={0x1f, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}}, 0x80, &(0x7f00000005c0)=[{&(0x7f0000000a80)="67ae3509dbaf1a39e2482df117b9c8dd731e341159037abe859fec7091a5b2da504e719669cc8813c6d60ff01b65f2b35b083e6c4cdef5caf9e37dda03be43eca777d36d794d36b84cad9568922545456c6914f939242dedc163a6a1a55bba87bc395edf24f44746016f717b21f9f6971ab74bc24f85131d736f6639c70b13ddb3d7f0d7c0f2cb915f07398264abb4273a250c9d2907b30fff7b0a7a630e25f157a53379ed41b1dfcf0000fd4df0ae9652deb52b795bd5e5e0b4cd128cd34ef71cfcfdb598897dfc99533f68e275eba10edffe", 0xd3}, {&(0x7f0000000880)="6dda147979c0db05c3f22832d30806e3c2feacfdae8d2a10ac96b3506b734f47d3ddcf16cc3224c3d7346a767d3dbd1e572e09f75deffed02250d1211b8276bd0717f7e872f3215ed4", 0x49}], 0x2, &(0x7f0000000680)=[@mark={{0x14, 0x1, 0x24, 0x200}}, @mark={{0x14, 0x1, 0x24, 0x9}}], 0x30}}, {{&(0x7f0000000b80)=@rxrpc=@in4={0x21, 0x1, 0x2, 0x10, {0x2, 0x4e21, @local}}, 0x80, &(0x7f0000000900)=[{&(0x7f0000000c00)="3eadbbec67fa8bc99d734a0d64ff84569aadc1ccf6b80d8f782314998b512226f64e1f7cc641463b8f0f58c5d5e767b3bfa177853f2adf66fa8f795d746f651ddb857514ccf23b6ba1518273a881cdc1f0d89208ff9a153ded1b5e82bc2e6b05e1d52505c5c3170195d2b7de3f08a4790d4931c4e0bac0c859ace075e1468947fbff96c487bdf0dc76cf22216b5b61a6f6dcc328b691e283e0d451f207e2d9d789e9b6aef30a7ddd37006e22d9307eed53542b58a91e49da6dd9e76489cf831654b7051fc527d61de02e9b312f8f26d56ecbfa6292c7ed08001bc7d108971a46d81b90f18094094963794e", 0xeb}, {&(0x7f0000000d00)="2731122105e37391d89648aea53f8a295001881dde4cad888f2ad103e7aea13c901e5efc51006e7ccbb9415247b1bc9a096006b4e6a31523aa2448410088b7bf637c29700da51bb2b1d7e042e9a814467dd07f47b53d5c4e1bfacbed43d565b3dcb1fcd14f6ef84acc3f2ae43d2aea7cef460f2691deb59402a8633360cbecd128a52a0ec3e6686c65bc5d505973179ee7c86d559032345135e1c24f43fa2c2d09d9cd0f1d0a34edf6b7e78aadd5f85b322298c16d232fef14462f95", 0xbc}, {&(0x7f0000000780)="148002df3df9b529fd85e0ec5df1c5c70daa6c2f0534fa59", 0x18}, {&(0x7f0000000dc0)="ca1c703a433efafc71299de6d3923963f12f25b82e2d45bf5eecc793b5d12fd07debbdd6b10630b19045f5a46bf954e54f276c77f615c52e14d420b1e0211e03a7f445598ff69da0485cfbae6379bab4eda83752251f7a4e3db52a5af8cb6bc98964a318d3d71c7f1d0dccde8c8817cb831c6d422f21e49e05f4bd3df2361a6f1d5b033a442144547be156779101a857086a7183805e", 0x96}], 0x4, &(0x7f0000000e80)=[@txtime={{0x18}}, @timestamping={{0x14, 0x1, 0x25, 0x2}}, @mark={{0x14, 0x1, 0x24, 0x8}}], 0x48}}, {{0x0, 0x0, &(0x7f0000003240)=[{&(0x7f0000000f00)="237bcc78cceb1d0ef71ef34a8b8927aea7f4cbb5162e5b7f52a76ae5dbcf5d13b730713cacb86a924ae55e4224e9fc705997096afd5657c51d22fa2ac96dbe452d01618e17b8ba831962d80442be7840ff1bb3a33b31ce6c86b7b660c914b51a737542ab915181cc86f6fc07ee24a3c46fb033135091138fd43b9b22147d2598540fa4cfdec4b88adeba9a46f4e8afe9d78ce5bd4946a775021983402dcad02afc8bdc8e59ce28130cf1574e7bc0d53a979be289da67e24cf4e9193718bc22e6d46b", 0xc2}, {&(0x7f0000001000)="abb0ee1ef59baeff4c7296d17a45d2e0affe5652f6c00ad730cecbcc621ec39b8e639523cd715a2e0300202c795af01813c0117dfe", 0x35}, {&(0x7f0000001040)="2c33343d55bcfa26ae3c33cfd93eda7408ab41e76cbccd0183ab808b218f01efa63bd9868837b55d2a75d84fd2ee2022371d790d831db412126b474346b6aeb11c33c9af847c4794e7d2470c2d498c097e01c1ee9135c25a0489e22944719beaab2bdefd5c6b0d1752cfb635f40d4692fe66ebfc35c585a6be7e8ba65405191122129a7c573ae0e949ec45b16dfc0845446d3ade84a59f5bf6d8398cbdf894fb1ee634cac3e9d683115352e1311eb73b8774ecc0c7a84cc9", 0xb8}, {&(0x7f0000001100)="0f7d1bf4344f520e9d88ca08410895270b52d5e0cbce8d51b75257a227e6b1e09faf3a", 0x23}, {&(0x7f0000001140)="46c77c20a1b149d6c5c48467cbe0bbb852edce7357641c2b8501366b296c08917dbbd51a2192433e323a5fbbb4410bb1f89ffdc6b96012fa8659b3ede70ab80191c30c6a882a0f30a58f1f90164c3fe2dd5649a4e33befa24cba2dcbb34497b438c5d016ed8f3793700b62a2fe74651aa0473362f96eeabe57a6d100fd3c14a040253cba0a01ad771381001d8ffc24125ad2d2c911823c72d1225d9fd9e816f0111e1c6d72723d1050c970059629030e926b3285c13736410e0a68ac97c676048a9a3