verlay" ino=16538 res=1 [ 2617.033286][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2617.039078][ C0] protocol 88fb is buggy, dev hsr_slave_1 04:20:49 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0x6000000}, 0x0) [ 2617.106696][ T27] audit: type=1804 audit(1580271648.836:5521): pid=31496 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3508/bus/bus" dev="overlay" ino=16538 res=1 04:20:49 executing program 5: recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) syz_open_procfs(0x0, &(0x7f00000001c0)='net/ip6_mr_cache\x00') mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, 0x0, &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./']) chdir(&(0x7f00000002c0)='./bus\x00') r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, 0x0) lseek(r0, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r3 = syz_open_dev$audion(&(0x7f0000000740)='/dev/audio#\x00', 0x0, 0x400) sendmsg$NL80211_CMD_GET_REG(r3, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16], 0x2}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) setresuid(0xee00, 0x0, 0x0) sendfile(r0, r1, 0x0, 0x40d09) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x0) ftruncate(0xffffffffffffffff, 0x8200) bpf$OBJ_PIN_MAP(0x6, &(0x7f0000000140)={0x0}, 0x10) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x0) 04:20:49 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2617.496481][ T27] audit: type=1804 audit(1580271649.356:5522): pid=31609 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir151387558/syzkaller.Yolz6u/3028/bus/bus" dev="sda1" ino=16658 res=1 [ 2617.513596][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2617.521655][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2617.521707][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2617.528281][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 2617.533272][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2617.533306][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2617.642721][ T27] audit: type=1804 audit(1580271649.446:5523): pid=31601 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir181021524/syzkaller.sMRQi6/3521/bus/bus" dev="overlay" ino=16610 res=1 04:20:49 executing program 5: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, 0x0) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:49 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, 0x0) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:49 executing program 0: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, 0x0) ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) [ 2617.835922][ T27] audit: type=1804 audit(1580271649.606:5524): pid=31615 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3509/bus/bus" dev="sda1" ino=16791 res=1 04:20:49 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2618.016866][ T27] audit: type=1804 audit(1580271649.686:5525): pid=31615 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3509/bus/bus" dev="sda1" ino=16791 res=1 04:20:49 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xa000000}, 0x0) 04:20:50 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x0) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:50 executing program 4: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, 0x0) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) [ 2618.342462][ T27] audit: type=1804 audit(1580271650.196:5526): pid=31729 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3510/bus/bus" dev="overlay" ino=16929 res=1 [ 2618.482017][ T27] audit: type=1804 audit(1580271650.336:5527): pid=31834 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3510/bus/bus" dev="overlay" ino=16929 res=1 04:20:50 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9a374d27f403e49c441c9a934366e79ebd335d42d5c479cc54eb8c6b20a341f79175ef88f644b723ab5b45b2f20bc5d5e3b31b3d089d2b52a63a2b2f229ca1225083835dbaf7b027da29d8e89734ce35ebf35824af63bd411d0b65ee63882049ae8cd92e4543c7ed14755abc83d44220ac431ac1e5f19de7caa9bb8d660d59c792b436121f1a62fb213fabdce749ace126818f311e9b51e3216"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:20:50 executing program 5: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, 0x0) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:50 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x0) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:50 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xc000000}, 0x0) [ 2619.020772][ T27] audit: type=1804 audit(1580271650.876:5528): pid=31845 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3511/bus/bus" dev="overlay" ino=16760 res=1 04:20:51 executing program 0: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x0) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:51 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:20:51 executing program 5: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, 0x0) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:51 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x0) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:51 executing program 4: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, 0x0) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:51 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9a374d27f403e49c441c9a934366e79ebd335d42d5c479cc54eb8c6b20a341f79175ef88f644b723ab5b45b2f20bc5d5e3b31b3d089d2b52a63a2b2f229ca1225083835dbaf7b027da29d8e89734ce35ebf35824af63bd411d0b65ee63882049ae8cd92e4543c7ed14755abc83d44220ac431ac1e5f19de7caa9bb8d660d59c792b436121f1a62fb213fabdce749ace126818f311e9b51e3216"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:20:51 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xe000000}, 0x0) 04:20:52 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(0x0, 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:52 executing program 5: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x0) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:52 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r2 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r2) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r3 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r3, 0x8200) r4 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r4, 0x4, 0x42000) 04:20:52 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xf000000}, 0x0) 04:20:52 executing program 0: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x0) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:52 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(0x0, 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:53 executing program 4: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, 0x0) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:53 executing program 5: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x0) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:53 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r2 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r2) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r3 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r3, 0x8200) r4 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r4, 0x4, 0x42000) 04:20:53 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0x10000000}, 0x0) [ 2621.673272][ C0] net_ratelimit: 18 callbacks suppressed [ 2621.673282][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2621.673604][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2621.679157][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 2621.697096][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2621.703297][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2621.709655][ C1] protocol 88fb is buggy, dev hsr_slave_1 04:20:53 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(0x0, 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) [ 2621.753273][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2621.759125][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2621.830993][ T27] kauditd_printk_skb: 8 callbacks suppressed [ 2621.831017][ T27] audit: type=1804 audit(1580271653.686:5537): pid=32317 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3515/bus/bus" dev="overlay" ino=16581 res=1 [ 2622.006765][ T27] audit: type=1804 audit(1580271653.856:5538): pid=32424 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3515/bus/bus" dev="overlay" ino=16581 res=1 04:20:54 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r2 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r2) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r3 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r3, 0x8200) r4 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r4, 0x4, 0x42000) 04:20:54 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r2 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r2) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r3 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r3, 0x8200) r4 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r4, 0x4, 0x42000) 04:20:54 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0x3d1aeeca}, 0x0) [ 2622.501713][T32434] overlayfs: failed to resolve './bus': -2 04:20:54 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) [ 2622.633547][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2622.639387][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2622.645309][ T27] audit: type=1804 audit(1580271654.496:5539): pid=32436 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3516/bus/bus" dev="sda1" ino=16707 res=1 04:20:54 executing program 0: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x0) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) [ 2622.775929][ T27] audit: type=1804 audit(1580271654.606:5540): pid=32435 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir151387558/syzkaller.Yolz6u/3034/bus/bus" dev="overlay" ino=16583 res=1 04:20:54 executing program 4: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(0x0, 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) [ 2622.943519][ T27] audit: type=1804 audit(1580271654.646:5541): pid=32436 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3516/bus/bus" dev="sda1" ino=16707 res=1 [ 2623.096596][ T27] audit: type=1804 audit(1580271654.806:5542): pid=32445 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.5" name="/root/syzkaller-testdir151387558/syzkaller.Yolz6u/3034/bus/bus" dev="overlay" ino=16583 res=1 04:20:55 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x0) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:20:55 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0x3f000000}, 0x0) 04:20:55 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:55 executing program 5: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) [ 2623.602372][ T27] audit: type=1804 audit(1580271655.456:5543): pid=32634 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3517/bus/bus" dev="overlay" ino=16578 res=1 [ 2623.751406][ T27] audit: type=1804 audit(1580271655.466:5544): pid=32559 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3517/bus/bus" dev="overlay" ino=16578 res=1 [ 2623.913895][ T27] audit: type=1804 audit(1580271655.686:5545): pid=32634 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3517/bus/bus" dev="overlay" ino=16578 res=1 04:20:55 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:55 executing program 4: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(0x0, 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:55 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x0) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:20:56 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0x40000000}, 0x0) 04:20:56 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x0) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:20:56 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) [ 2624.566401][ T27] audit: type=1804 audit(1580271656.426:5546): pid=32717 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3518/bus/bus" dev="overlay" ino=16662 res=1 04:20:56 executing program 0: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:56 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x0) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:20:56 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) 04:20:56 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0x60000000}, 0x0) 04:20:57 executing program 5: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) 04:20:57 executing program 4: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(0x0, 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:57 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(0x0, 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) 04:20:57 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0x65580000}, 0x0) 04:20:57 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, 0x0) ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:20:58 executing program 0: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:58 executing program 5: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) 04:20:58 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(0x0, 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) 04:20:58 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0x81000000}, 0x0) 04:20:58 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, 0x0) ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:20:58 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(0x0, 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) [ 2626.805240][ C1] net_ratelimit: 21 callbacks suppressed [ 2626.805266][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2626.816743][ C1] protocol 88fb is buggy, dev hsr_slave_1 04:20:58 executing program 4: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x0) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:20:58 executing program 0: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:20:58 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0x88a8ffff}, 0x0) 04:20:59 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x0) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9a374d27f403e49c441c9a934366e79ebd335d42d5c479cc54eb8c6b20a341f79175ef88f644b723ab5b45b2f20bc5d5e3b31b3d089d2b52a63a2b2f229ca1225083835dbaf7b027da29d8e89734ce35ebf35824af63bd411d0b65ee63882049ae8cd92e4543c7ed14755abc83d44220ac431ac1e5f19de7caa9bb8d660d59c792b436121f1a62fb213fabdce749ace126818f311e9b51e3216"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2627.176430][ T27] kauditd_printk_skb: 9 callbacks suppressed [ 2627.176450][ T27] audit: type=1804 audit(1580271659.036:5556): pid=688 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3521/bus/bus" dev="overlay" ino=16602 res=1 04:20:59 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(0xffffffffffffffff, 0x8200) r1 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r1, 0x4, 0x42000) [ 2627.333570][ T27] audit: type=1804 audit(1580271659.056:5557): pid=679 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3521/bus/bus" dev="overlay" ino=16602 res=1 [ 2627.433280][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2627.439089][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 2627.481209][ T27] audit: type=1804 audit(1580271659.316:5558): pid=688 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3521/bus/bus" dev="overlay" ino=16602 res=1 04:20:59 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, 0x0) ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2627.658637][ T27] audit: type=1804 audit(1580271659.436:5559): pid=690 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir181021524/syzkaller.sMRQi6/3528/bus/bus" dev="overlay" ino=16580 res=1 04:20:59 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0x91020000}, 0x0) [ 2627.846156][ T27] audit: type=1804 audit(1580271659.676:5560): pid=730 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir151387558/syzkaller.Yolz6u/3039/bus/bus" dev="overlay" ino=16738 res=1 [ 2627.913291][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2627.918045][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2627.919092][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 2627.925481][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2627.937001][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2627.943176][ C1] protocol 88fb is buggy, dev hsr_slave_1 04:20:59 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(0xffffffffffffffff, 0x8200) r1 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r1, 0x4, 0x42000) [ 2628.061005][ T27] audit: type=1804 audit(1580271659.916:5561): pid=908 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.5" name="/root/syzkaller-testdir151387558/syzkaller.Yolz6u/3039/bus/bus" dev="overlay" ino=16738 res=1 04:21:00 executing program 4: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x0) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2628.232640][ T27] audit: type=1804 audit(1580271660.006:5562): pid=912 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3522/bus/bus" dev="sda1" ino=16541 res=1 04:21:00 executing program 0: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) [ 2628.376260][ T27] audit: type=1804 audit(1580271660.206:5563): pid=912 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3522/bus/bus" dev="sda1" ino=16541 res=1 04:21:00 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9a374d27f403e49c441c9a934366e79ebd335d42d5c479cc54eb8c6b20a341f79175ef88f644b723ab5b45b2f20bc5d5e3b31b3d089d2b52a63a2b2f229ca1225083835dbaf7b027da29d8e89734ce35ebf35824af63bd411d0b65ee63882049ae8cd92e4543c7ed14755abc83d44220ac431ac1e5f19de7caa9bb8d660d59c792b436121f1a62fb213fabdce749ace126818f311e9b51e3216"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:00 executing program 5: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) 04:21:00 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0x9effffff}, 0x0) [ 2628.706887][ T27] audit: type=1804 audit(1580271660.546:5564): pid=919 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir181021524/syzkaller.sMRQi6/3529/bus/bus" dev="overlay" ino=16540 res=1 04:21:00 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(0xffffffffffffffff, 0x8200) r1 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r1, 0x4, 0x42000) [ 2628.822025][ T27] audit: type=1804 audit(1580271660.656:5565): pid=928 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3523/bus/bus" dev="overlay" ino=16574 res=1 04:21:01 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:01 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) 04:21:01 executing program 4: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x0) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9a374d27f403e49c441c9a934366e79ebd335d42d5c479cc54eb8c6b20a341f79175ef88f644b723ab5b45b2f20bc5d5e3b31b3d089d2b52a63a2b2f229ca1225083835dbaf7b027da29d8e89734ce35ebf35824af63bd411d0b65ee63882049ae8cd92e4543c7ed14755abc83d44220ac431ac1e5f19de7caa9bb8d660d59c792b436121f1a62fb213fabdce749ace126818f311e9b51e3216"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:01 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xc3ffffff}, 0x0) 04:21:01 executing program 5: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(0xffffffffffffffff, 0x8200) r1 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r1, 0x4, 0x42000) 04:21:01 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) 04:21:01 executing program 0: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) 04:21:02 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xcaee1a3d}, 0x0) 04:21:02 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:02 executing program 5: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(0xffffffffffffffff, 0x8200) r1 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r1, 0x4, 0x42000) 04:21:02 executing program 4: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:02 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) 04:21:02 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xf0ffffff}, 0x0) 04:21:03 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) 04:21:03 executing program 4: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:03 executing program 5: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) 04:21:03 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(r0, 0x8090ae81, 0x0) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:03 executing program 0: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) 04:21:03 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x42000) 04:21:03 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xf5ffffff}, 0x0) [ 2632.073681][ C0] net_ratelimit: 18 callbacks suppressed [ 2632.074049][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2632.079451][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2632.086261][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2632.091845][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 2632.097421][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2632.153329][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2632.159155][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2632.192183][ T27] kauditd_printk_skb: 10 callbacks suppressed [ 2632.192205][ T27] audit: type=1804 audit(1580271664.046:5576): pid=1531 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3526/bus/bus" dev="overlay" ino=16611 res=1 04:21:04 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, 0x0) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:04 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x42000) 04:21:04 executing program 5: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) 04:21:04 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xfc000000}, 0x0) 04:21:04 executing program 4: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2632.842181][ T27] audit: type=1804 audit(1580271664.696:5577): pid=1751 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3527/bus/bus" dev="sda1" ino=16594 res=1 04:21:04 executing program 0: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2633.013495][ T27] audit: type=1804 audit(1580271664.866:5578): pid=1754 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3527/bus/bus" dev="sda1" ino=16594 res=1 [ 2633.038114][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2633.038162][ C1] protocol 88fb is buggy, dev hsr_slave_1 04:21:05 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x42000) 04:21:05 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xfcffffff}, 0x0) 04:21:05 executing program 5: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x42000) [ 2633.386431][ T27] audit: type=1804 audit(1580271665.246:5579): pid=1765 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir181021524/syzkaller.sMRQi6/3533/bus/bus" dev="overlay" ino=16539 res=1 [ 2633.536030][ T27] audit: type=1804 audit(1580271665.346:5580): pid=1771 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir598547836/syzkaller.6onAYW/2832/bus/bus" dev="overlay" ino=16543 res=1 04:21:05 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, 0x0) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2633.673589][ C0] protocol 88fb is buggy, dev hsr_slave_0 04:21:05 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x0) 04:21:05 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, 0x0) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:06 executing program 0: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) 04:21:06 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xfe800000}, 0x0) [ 2634.090570][ T27] audit: type=1804 audit(1580271665.946:5581): pid=2000 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3528/bus/bus" dev="overlay" ino=16568 res=1 04:21:06 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x0) [ 2634.427476][ T27] audit: type=1804 audit(1580271666.276:5582): pid=2003 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3528/bus/bus" dev="overlay" ino=16568 res=1 04:21:06 executing program 4: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x0) 04:21:06 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2634.659223][ T27] audit: type=1804 audit(1580271666.516:5583): pid=2014 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir151387558/syzkaller.Yolz6u/3046/bus/bus" dev="overlay" ino=16538 res=1 04:21:06 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xfec00000}, 0x0) [ 2634.992181][ T27] audit: type=1804 audit(1580271666.846:5584): pid=2127 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.5" name="/root/syzkaller-testdir151387558/syzkaller.Yolz6u/3046/bus/bus" dev="overlay" ino=16538 res=1 04:21:06 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x0) 04:21:07 executing program 5: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2635.247590][ T27] audit: type=1804 audit(1580271667.106:5585): pid=2160 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3529/bus/bus" dev="overlay" ino=16540 res=1 04:21:07 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:07 executing program 0: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) 04:21:07 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x0) 04:21:07 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xfeffffff}, 0x0) 04:21:08 executing program 4: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x0) 04:21:08 executing program 5: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r1 = open(0x0, 0x0, 0x4) fchdir(r1) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r2, 0x8200) r3 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r3, 0x4, 0x42000) 04:21:08 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:08 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xff000000}, 0x0) 04:21:08 executing program 1: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x0) 04:21:08 executing program 5: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000300)={'syz_tun\x00', 0x0}) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0, 0x3d2}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r3, &(0x7f0000000180)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="340000001000010400"/20, @ANYRES32=r5, @ANYBLOB="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"], 0x34}}, 0x0) sendmsg$nl_route(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000002700)=@newlink={0x28, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, r2}, [@IFLA_MASTER={0x8, 0xa, r5}]}, 0x28}}, 0x0) socket$nl_route(0x10, 0x3, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) 04:21:08 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x0) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:09 executing program 0: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) [ 2637.193283][ C1] net_ratelimit: 21 callbacks suppressed [ 2637.193293][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2637.204806][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2637.315712][ T2481] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2637.404698][ T2483] bridge1: port 1(syz_tun) entered blocking state 04:21:09 executing program 4: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(0x0, 0x0, 0x0) truncate(0x0, 0x1000) r0 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r0, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(0xffffffffffffffff, 0x8090ae81, &(0x7f0000000300)) lseek(0xffffffffffffffff, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(0xffffffffffffffff) r1 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r1, 0x8200) r2 = perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x0) 04:21:09 executing program 1: perf_event_open(&(0x7f00000000c0)={0x1, 0x70, 0x0, 0x0, 0x8000, 0x0, 0x0, 0x511, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xf026, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200000000000000, 0x4, 0x100000000000, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x7}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmsg(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f00000019c0)=[{&(0x7f0000000640)=""/183, 0xb7}, {&(0x7f0000000700)=""/161, 0xa1}, {&(0x7f00000007c0)=""/4096, 0x1000}, {&(0x7f00000017c0)=""/98, 0x62}, {&(0x7f0000001840)=""/145, 0x91}, {&(0x7f0000001900)=""/140, 0x8c}, {&(0x7f0000000280)=""/51, 0x33}], 0x7}, 0x0) openat$dlm_monitor(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/dlm-monitor\x00', 0x208000, 0x0) r0 = syz_init_net_socket$llc(0x1a, 0x801, 0x0) r1 = syz_open_dev$admmidi(&(0x7f0000001ac0)='/dev/admmidi#\x00', 0x80000000, 0x2000) r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000240)='IPVS\x00') sendmsg$IPVS_CMD_NEW_DEST(r1, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000300)={&(0x7f0000000480)=ANY=[@ANYBLOB="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", @ANYRES16=r2, @ANYBLOB="13002bbd7000fedbdf2505000000340002805c0003802400038000000380"], 0xffffffffffffffda}, 0x1, 0x0, 0x0, 0x800}, 0x5) setsockopt$inet6_mtu(r1, 0x29, 0x17, &(0x7f0000001b00)=0x5, 0x4) sendto$llc(r0, &(0x7f00000002c0)="874388e9ce5424bab695d78bbc094c23340375ed71c5a84a7f0f89a371095af052e30f039d96ae192fa66a0b14343b8901b373f7a36765", 0x37, 0x8000, 0x0, 0x0) r3 = openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/capi/capi20ncci\x00', 0x3ffe, 0x0) read$eventfd(r3, &(0x7f0000000040), 0x92) connect$llc(r0, &(0x7f0000000380)={0x1a, 0x0, 0x0, 0x5, 0x0, 0x0, @dev={[], 0x19}}, 0x10) poll(&(0x7f0000000180)=[{r0, 0x100}], 0x1, 0x8) ioctl$KDGETKEYCODE(r1, 0x4b4c, &(0x7f0000000200)={0xfff, 0xffff}) [ 2637.463331][ T2483] bridge1: port 1(syz_tun) entered disabled state [ 2637.483517][ T2483] device syz_tun entered promiscuous mode 04:21:09 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xffffa888}, 0x0) [ 2637.531306][ T27] kauditd_printk_skb: 7 callbacks suppressed [ 2637.531366][ T27] audit: type=1804 audit(1580271669.386:5593): pid=2488 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3532/bus/bus" dev="overlay" ino=16569 res=1 04:21:09 executing program 5: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000080)={0x26, 'hash\x00', 0x0, 0x0, 'sha512\x00'}, 0x58) r1 = accept4(r0, 0x0, 0x0, 0x0) sendmsg$nl_netfilter(r1, &(0x7f00000002c0)={&(0x7f0000000000), 0xc, &(0x7f0000000280)={&(0x7f00000004c0)=ANY=[@ANYBLOB="b1aa13118610505f5f38a4b2fa7abd0f6f8797e23450bac0731dbac2eb64697454af5f5853c988bdd2ddb4010100000000000045a5448be4c4f37c8ccb37e45f136c976534e1891232047de803f7b1020bd2fc98f8a5403bea744c9390c1689e000000000000000000000000000000001e1ff6a166908f9e9006c2e38f0bdb5a01494a343bd22e437f61b97fef0fe759cfb3ef52efcd20e2d3ac1c92490cc89be1db8acda461e1ce61811d8f3256f408bb309a0559092a9d0adf4a24594b84c25e"], 0x20002154}}, 0x0) [ 2637.756897][ T27] audit: type=1804 audit(1580271669.546:5594): pid=2488 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3532/bus/bus" dev="overlay" ino=16569 res=1 04:21:09 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x0) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2637.798410][ T2504] llc_conn_state_process: llc_conn_service failed [ 2637.833928][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2637.840188][ C0] protocol 88fb is buggy, dev hsr_slave_1 04:21:09 executing program 1: r0 = syz_open_dev$video(&(0x7f0000000000)='/dev/video#\x00', 0x0, 0x0) ioctl$VIDIOC_TRY_FMT(r0, 0xc0d05640, &(0x7f0000000200)={0x1, @vbi}) [ 2638.168867][ T27] audit: type=1804 audit(1580271670.026:5595): pid=2725 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3533/bus/bus" dev="overlay" ino=16577 res=1 04:21:10 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0xc008ae88, &(0x7f00000000c0)={0x7a, 0x0, [0x174], [0x3a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x11]}) [ 2638.313299][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2638.313342][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2638.319107][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 2638.331368][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2638.338026][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2638.344396][ C1] protocol 88fb is buggy, dev hsr_slave_1 04:21:10 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xffffff7f}, 0x0) [ 2638.422738][ T27] audit: type=1804 audit(1580271670.276:5596): pid=2725 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3533/bus/bus" dev="overlay" ino=16577 res=1 04:21:10 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x0) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:10 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4008ae89, &(0x7f00000000c0)={0x7a, 0x0, [0x174, 0x0, 0x48], [0x3a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x11]}) 04:21:10 executing program 0: r0 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup3(r1, r0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000380)={&(0x7f0000000040)=ANY=[@ANYPTR], &(0x7f0000000280)=""/222, 0x8, 0xde, 0x8}, 0x20) [ 2639.053825][ T27] audit: type=1804 audit(1580271670.906:5597): pid=2748 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3534/bus/bus" dev="overlay" ino=16577 res=1 04:21:10 executing program 1: setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0xd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x4, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_procfs$namespace(0x0, 0x0) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r0, 0x40186f40, 0x76006e) 04:21:11 executing program 4: syz_mount_image$msdos(&(0x7f0000000180)='msdos\x00', &(0x7f0000000100)='./file0\x00', 0xe800, 0x25e, &(0x7f00000001c0)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x0, 0x0) r0 = open(&(0x7f0000000800)='./file0\x00', 0x0, 0x0) fchdir(r0) creat(&(0x7f00000002c0)='./file0\x00', 0x2) r1 = open(&(0x7f00000001c0)='./bus\x00', 0x141042, 0x0) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/dev/qat_adf_ctl\x00', 0x0, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="380700001000b01adc1d6776fa14e8805e227b0e000000009b2a000000000000", @ANYRES32=0x0, @ANYBLOB="000000000000000018001280000001000000000000"], 0x3}}, 0x0) r3 = socket$unix(0x1, 0x2, 0x0) ioctl$FICLONE(r2, 0x40049409, r3) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000240), &(0x7f0000000300)=0x4) write$UHID_INPUT(r1, &(0x7f0000000980), 0x10a9) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x3ecb9cf9}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) sendfile(r1, r1, &(0x7f00000000c0)=0x500, 0x8080fffffffe) [ 2639.159424][ T27] audit: type=1804 audit(1580271670.976:5598): pid=2748 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3534/bus/bus" dev="overlay" ino=16577 res=1 04:21:11 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_QUERYBUF(0xffffffffffffffff, 0xc0585609, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2639.276759][ T2756] ubi0: attaching mtd0 04:21:11 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(0x0, 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2639.331462][ T2756] ubi0: scanning is finished 04:21:11 executing program 0: socketpair$unix(0x1, 0x0, 0x0, 0x0) recvmsg(0xffffffffffffffff, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) setsockopt$IPT_SO_SET_REPLACE(0xffffffffffffffff, 0x4000000000000, 0x40, &(0x7f0000000140)=@raw={'raw\x00', 0x2, 0x3, 0x200, 0xb0, 0x0, 0x168, 0x0, 0xb0, 0x168, 0x168, 0x168, 0x168, 0x168, 0x3, 0x0, {[{{@uncond, 0x0, 0x70, 0xb0}, @common=@inet=@LOG={0x40, 'LOG\x00', 0x0, {0x0, 0x0, "e164426fbe80279fd1f3757240feb1924a8b7bf0724918eff7efb257f700"}}}, {{@ip={@local, @remote, 0x0, 0x0, 'veth1_to_bond\x00'}, 0x0, 0x70, 0xb8}, @common=@unspec=@IDLETIMER={0x48, 'IDLETIMER\x00', 0x0, {0x0, 'syz0\x00'}}}], {{[], 0x0, 0x70, 0x98}, {0x28}}}}, 0x260) getsockopt$inet_IP_IPSEC_POLICY(0xffffffffffffffff, 0x0, 0x10, &(0x7f00000008c0)={{{@in=@multicast2, @in6=@dev}}, {{@in=@initdev}, 0x0, @in6=@dev}}, &(0x7f0000000880)=0xe7) openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) clone3(&(0x7f00000063c0)={0x0, 0x0, &(0x7f0000006200), &(0x7f0000006240), {0x2e}, &(0x7f0000006280)=""/74, 0x4a, &(0x7f0000006300)=""/105, 0x0}, 0x50) 04:21:11 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xffffff9e}, 0x0) [ 2639.391443][ T2862] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2639.423908][ T2862] minix_free_inode: bit 1 already cleared [ 2639.444567][ T2756] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 2639.452153][ T2756] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 2639.512425][ T2756] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 2639.525488][ T2756] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 2639.533057][ T2756] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 2639.541040][ T2756] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 2639.602113][ T2756] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2055914316 [ 2639.622230][ T2862] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2639.668294][ T27] audit: type=1804 audit(1580271671.526:5599): pid=2901 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3535/bus/bus" dev="overlay" ino=16585 res=1 [ 2639.715738][ T2862] minix_free_inode: bit 1 already cleared [ 2639.721630][ T2756] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 04:21:11 executing program 4: syz_mount_image$msdos(&(0x7f0000000180)='msdos\x00', &(0x7f0000000100)='./file0\x00', 0xe800, 0x25e, &(0x7f00000001c0)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x0, 0x0) r0 = open(&(0x7f0000000800)='./file0\x00', 0x0, 0x0) fchdir(r0) creat(&(0x7f00000002c0)='./file0\x00', 0x2) r1 = open(&(0x7f00000001c0)='./bus\x00', 0x141042, 0x0) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/dev/qat_adf_ctl\x00', 0x0, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="380700001000b01adc1d6776fa14e8805e227b0e000000009b2a000000000000", @ANYRES32=0x0, @ANYBLOB="000000000000000018001280000001000000000000"], 0x3}}, 0x0) r3 = socket$unix(0x1, 0x2, 0x0) ioctl$FICLONE(r2, 0x40049409, r3) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000240), &(0x7f0000000300)=0x4) write$UHID_INPUT(r1, &(0x7f0000000980), 0x10a9) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x3ecb9cf9}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) sendfile(r1, r1, &(0x7f00000000c0)=0x500, 0x8080fffffffe) 04:21:11 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_open_dev$usbfs(&(0x7f00000000c0)='/dev/bus/usb/00#/00#\x00', 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x3e7) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000017000/0x18000)=nil, &(0x7f0000000040)=[@textreal={0x8, &(0x7f0000000000)="65263e0f79e32e0fae990000ba4100b022ee2e640f01c33e650f01c4640f01c4dfeaf780006000000fc7ae0000ba430066ed", 0x32}], 0x1, 0x20, 0x0, 0x0) syz_open_dev$tty20(0xc, 0x4, 0x0) [ 2639.767255][ T2865] ubi0: background thread "ubi_bgt0d" started, PID 2865 [ 2639.827834][ T27] audit: type=1804 audit(1580271671.676:5600): pid=3082 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3535/bus/bus" dev="overlay" ino=16585 res=1 04:21:11 executing program 1: setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0xd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 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={0x0}, 0x0, 0x0, 0x4, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_procfs$namespace(0x0, 0x0) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r0, 0x40186f40, 0x76006e) 04:21:11 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_QUERYBUF(0xffffffffffffffff, 0xc0585609, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:12 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xffffffc3}, 0x0) [ 2640.204655][ T3226] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2640.222241][ T3226] minix_free_inode: bit 1 already cleared 04:21:12 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(0x0, 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2640.329710][ T3208] ubi: mtd0 is already attached to ubi0 04:21:12 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_QUERYBUF(0xffffffffffffffff, 0xc0585609, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:12 executing program 4: syz_mount_image$msdos(&(0x7f0000000180)='msdos\x00', &(0x7f0000000100)='./file0\x00', 0xe800, 0x25e, &(0x7f00000001c0)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x0, 0x0) r0 = open(&(0x7f0000000800)='./file0\x00', 0x0, 0x0) fchdir(r0) creat(&(0x7f00000002c0)='./file0\x00', 0x2) r1 = open(&(0x7f00000001c0)='./bus\x00', 0x141042, 0x0) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/dev/qat_adf_ctl\x00', 0x0, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="380700001000b01adc1d6776fa14e8805e227b0e000000009b2a000000000000", @ANYRES32=0x0, @ANYBLOB="000000000000000018001280000001000000000000"], 0x3}}, 0x0) r3 = socket$unix(0x1, 0x2, 0x0) ioctl$FICLONE(r2, 0x40049409, r3) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000240), &(0x7f0000000300)=0x4) write$UHID_INPUT(r1, &(0x7f0000000980), 0x10a9) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x3ecb9cf9}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) sendfile(r1, r1, &(0x7f00000000c0)=0x500, 0x8080fffffffe) 04:21:12 executing program 1: perf_event_open(&(0x7f00000000c0)={0x2, 0x70, 0xeb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000080)='./bus\x00', 0x0) fallocate(r0, 0x100000003, 0x0, 0x28120001) 04:21:12 executing program 0: clone(0x4000000200007fe, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x40, &(0x7f0000000040)=ANY=[@ANYBLOB="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"], 0x1) syz_open_dev$vcsn(0x0, 0x0, 0x0) [ 2640.666239][ T27] audit: type=1804 audit(1580271672.526:5601): pid=3357 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3536/bus/bus" dev="overlay" ino=16546 res=1 [ 2640.744910][ T3356] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2640.757027][ T27] audit: type=1804 audit(1580271672.616:5602): pid=3350 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3536/bus/bus" dev="overlay" ino=16546 res=1 04:21:12 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xfffffff0}, 0x0) 04:21:12 executing program 0: r0 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$PERF_EVENT_IOC_MODIFY_ATTRIBUTES(0xffffffffffffffff, 0x4008240b, &(0x7f0000000000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x408c, 0x8000}) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000340)='memory.events\x00', 0x7a05, 0x1700) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000340)='memory.events\x00', 0x7a05, 0x1700) ioctl$PERF_EVENT_IOC_PERIOD(r2, 0x40086602, &(0x7f0000000100)) write$cgroup_int(r0, &(0x7f0000000200), 0x4000df) ioctl$PERF_EVENT_IOC_PERIOD(r1, 0x40305829, &(0x7f0000000040)) close(r1) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x0) [ 2640.845198][ T3356] minix_free_inode: bit 1 already cleared 04:21:12 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) bind$inet6(r0, &(0x7f0000000100)={0xa, 0x4e22}, 0x1c) listen(r0, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) sendto$inet6(r1, 0x0, 0xfffffffffffffdc6, 0x20000004, &(0x7f0000000280)={0xa, 0x4e22}, 0x1c) write(r1, &(0x7f0000000380), 0xfffffffe) r2 = accept4(r0, 0x0, 0x0, 0x0) sendto$inet6(r2, &(0x7f00000000c0), 0x3ceb0025, 0x0, 0x0, 0x1000001ff) 04:21:12 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(0x0, 0x0, 0x4) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:12 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_QUERYBUF(0xffffffffffffffff, 0xc0585609, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:13 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = dup(r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) getsockname$packet(r1, 0x0, &(0x7f0000000200)) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000800)=@newlink={0x40, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x20, 0x12, 0x0, 0x1, @gre={{0x8, 0x1, 'gre\x00'}, {0x14, 0x2, 0x0, 0x1, [@IFLA_GRE_IFLAGS={0x6, 0x9}, @IFLA_GRE_LINK={0x8}]}}}]}, 0x40}}, 0x0) [ 2641.290912][ T3607] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2641.327428][ T3607] minix_free_inode: bit 1 already cleared 04:21:13 executing program 4: r0 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x10000000000002, 0x10000) r1 = syz_open_dev$evdev(&(0x7f0000000080)='/dev/input/event#\x00', 0x0, 0x0) ioctl$int_out(r1, 0x800280804524, &(0x7f00000000c0)) write$cgroup_type(r0, &(0x7f0000000000)='threaded\x00', 0x9) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/kvm\x00', 0x0, 0x0) setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x6, &(0x7f0000000340), 0x4) r3 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x511001, 0x0) r4 = epoll_create1(0x0) r5 = epoll_create1(0x0) r6 = timerfd_create(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r4, &(0x7f00000000c0)) r7 = openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x0, 0x0) r8 = dup3(r6, r7, 0x0) epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r8, 0x0) timerfd_create(0x0, 0x0) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000200)='/dev/ttyS3\x00', 0x10000, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000400)={&(0x7f00000002c0)=ANY=[]}, 0x1, 0x0, 0x0, 0x40}, 0xec586ad5a4d5db69) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r9 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x2, 0x0, 0xfffffdac) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r9, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000100)="460f300f07c483614804ee08440f20c03506000000440f22c0c402f93473230f09f20f013cb9b805000000b9c00000000f01d90fc728c4c1f9e79f2e000000", 0x3f}], 0x1, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x1250, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x8642957429963afb, @perf_config_ext={0x5, 0x4}, 0x10880, 0x7f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r9, 0xae80, 0x0) [ 2641.522695][ T3618] netlink: 'syz-executor.0': attribute type 9 has an invalid length. 04:21:13 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_QUERYBUF(0xffffffffffffffff, 0xc0585609, 0x0) socket$netlink(0x10, 0x3, 0x0) 04:21:13 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xfffffff5}, 0x0) 04:21:13 executing program 0: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000200)={0x2, 0x4e20, @multicast1}, 0x10) setsockopt$sock_int(r0, 0x1, 0x3c, &(0x7f0000000100)=0x1, 0x4) connect$inet(r0, &(0x7f0000000000)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x18}}, 0x10) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl(r1, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000080)='sit0\x00', 0x1cb) sendmmsg$inet(r0, &(0x7f00000014c0)=[{{0x0, 0x0, &(0x7f0000000140)=[{&(0x7f00000000c0)='v', 0x1}], 0x1}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000280)="fa", 0x1}], 0x1}}, {{0x0, 0x0, &(0x7f00000009c0)=[{&(0x7f00000006c0)="ad", 0x1}, {&(0x7f0000000700)="fa", 0x1}, {&(0x7f00000007c0)='8', 0x1}, {0x0}, {&(0x7f0000000900)="d2", 0x1}], 0x5}}], 0x3, 0x4000000) writev(r0, &(0x7f0000000880)=[{&(0x7f0000000040)="4c8082", 0x1c7fe3}, {&(0x7f0000000380)="e6b49b27b91a4a2c473d38fd0eeb4218f328541d5e5c107f621b8a79417d4765a9dc384108b495bec32b55b3f8e11009a4509b87f086f90982e9012a9f59a51be38eaed243aab85e2e1ea3714d7a6181fe489e99037bbc643454d787975749a92c27d420c43f915acd5c5fe1bdce59d4fbb1291ba3bd78bd24ac93c884b36cf76ed25c3cc79bc57063efbd6becbf7079ff83be5694947c3376a1", 0x9a}, {&(0x7f0000000440)="1edd58caf25fd6bf2fc7c48726c08bfbb119712693abb5e841a840e12f2e5e513592bb45e98273cf1103703550589141e434c5da8096d51498eca907e456a56dc068594d749a309ca126cb18067efc11a8c8a421156bfa3e12636c3ceda11ea3d0c93e54fdac5f1805c69a4754f6cc115182b325b6e130c2601603125947f7380acb2d5cb991b1ba8b1650a258789760a885108024e803591b127a3fe99555cd254495396f0bbae77595e5a05f9bbbf7f598ca24a1010a126132d2a66097c3b73f42", 0xc2}, {&(0x7f0000000540)="b7157a360a001d66c628785f37e07b5566a124f46fbaad8bc4976c08dfb46a9b72c4211c8facd581c255acbb3acc728b624561cf27bec7119fcce62c57d1284e9ec6b1276e125672d15a2206b8110894e772a350209818d86e2859563f3b7e8b8b06857c1334df636ae0845e88719224f3edf5f50c30f53c0e746d5d1d55f135595b61a301dc9a8e51564b10e78e6156ed4316a81bf5e19841919ee2609a466facd265cad19d9ed857f0880bdffa1d66db1d867782349f420200b3b1602d182ed51a51a443fea9fc7e3e58c5b66773c9a1600a5732bb2ebb0429c4a5f14bf41855157715a3563992", 0xe8}, {&(0x7f0000000640)="ee5a698e7e90dcbaebe08ae8ece01d47fb907f7ec0c9ba255d8d7910df5da5aef9583516250616728bb66c1ba8df08a6bfc4e0bcb3966f56b9b233e5023ebd787d1283040522634a1a261295d7ab61ae52d71e5b215ea5f01a2d56dd6a82ed4648ad551ac7e8a2426d8ca2672efa69b26bafe438ddb4acb234aaeef577", 0x7d}, {&(0x7f0000000bc0)="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", 0x2d0}], 0x6) [ 2641.757229][ T3779] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2641.768628][ T3779] minix_free_inode: bit 1 already cleared 04:21:13 executing program 1: socketpair$unix(0x1, 0x0, 0x0, 0x0) recvmsg(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(0xffffffffffffffff, 0x4020ae46, 0x0) getpid() socket$inet_tcp(0x2, 0x1, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) clone3(&(0x7f00000063c0)={0x20082000, 0x0, &(0x7f0000006200), &(0x7f0000006240), {0x2e}, &(0x7f0000006280)=""/74, 0x4a, 0x0, 0x0}, 0x50) 04:21:13 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_QUERYBUF(0xffffffffffffffff, 0xc0585609, 0x0) socket$netlink(0x10, 0x3, 0x0) 04:21:13 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) openat$zero(0xffffffffffffff9c, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0xfffffdac) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x4d, 0x0, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) 04:21:14 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:14 executing program 0: syz_mount_image$msdos(&(0x7f0000000180)='msdos\x00', &(0x7f0000000100)='./file0\x00', 0xe800, 0x25e, &(0x7f00000001c0)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x0, 0x0) r0 = open(&(0x7f0000000800)='./file0\x00', 0x0, 0x0) fchdir(r0) creat(&(0x7f00000002c0)='./file0\x00', 0x2) r1 = open(&(0x7f00000001c0)='./bus\x00', 0x141042, 0x0) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/dev/qat_adf_ctl\x00', 0x0, 0x0) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="380700001000b01adc1d6776fa14e8805e227b0e000000009b2a000000000000", @ANYRES32=0x0, @ANYBLOB="00000000000000001800128000000100000000000000000000000280"], 0x38}}, 0x0) r3 = socket$unix(0x1, 0x2, 0x0) ioctl$FICLONE(r2, 0x40049409, r3) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000240), &(0x7f0000000300)=0x4) write$UHID_INPUT(r1, &(0x7f0000000980), 0x10a9) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x3ecb9cf9}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) sendfile(r1, r1, &(0x7f00000000c0)=0x500, 0x8080fffffffe) [ 2642.241443][ T3959] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2642.333764][ T3959] minix_free_inode: bit 1 already cleared 04:21:14 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x18f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5643, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x3f00, &(0x7f0000000400)={&(0x7f0000000100)=ANY=[@ANYBLOB="b800000010000507a00193420000000000000000", @ANYRES32=0x0, @ANYBLOB="00000000000000008400120009000100766c616e00000000740002000600010000000000400003000c00010008000000030000000c00010009000000ba0500000c00010003000000060000000c00010004000000060000000c00010008000000200000000c00020008000000180000001c0003000c00010000100000030000000c00010008000000ff0100000a000500040000000000000008000a00", @ANYRES32, @ANYBLOB="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"], 0xb8}}, 0x0) [ 2642.473315][ C0] net_ratelimit: 19 callbacks suppressed [ 2642.473324][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2642.473341][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2642.479030][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 2642.484811][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2642.502012][ C1] protocol 88fb is buggy, dev hsr_slave_1 04:21:14 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xfffffffc}, 0x0) [ 2642.534599][ T27] kauditd_printk_skb: 4 callbacks suppressed [ 2642.534619][ T27] audit: type=1804 audit(1580271674.386:5607): pid=4074 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3538/bus/bus" dev="overlay" ino=16642 res=1 [ 2642.573271][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2642.579084][ C1] protocol 88fb is buggy, dev hsr_slave_1 04:21:14 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(0xffffffffffffffff) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r3 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r3, 0x8200) r4 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r4, 0x4, 0x42000) [ 2642.611591][ T4079] netlink: 'syz-executor.4': attribute type 5 has an invalid length. 04:21:14 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_QUERYBUF(0xffffffffffffffff, 0xc0585609, 0x0) socket$netlink(0x10, 0x3, 0x0) 04:21:14 executing program 1: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000200)={0x2, 0x4e20, @multicast1}, 0x10) setsockopt$sock_int(r0, 0x1, 0x3c, &(0x7f0000000100)=0x1, 0x4) connect$inet(r0, &(0x7f0000000000)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x18}}, 0x10) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl(r1, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000080)='sit0\x00', 0x1cb) sendmmsg$inet(r0, &(0x7f00000014c0)=[{{0x0, 0x0, &(0x7f0000000140)=[{&(0x7f00000000c0)='v', 0x1}], 0x1}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000280)="fa", 0x1}], 0x1}}], 0x2, 0x4000000) writev(r0, &(0x7f0000000880)=[{&(0x7f0000000040)="4c8082", 0x1c7fe3}, {&(0x7f0000000380)="e6b49b27b91a4a2c473d38fd0eeb4218f328541d5e5c107f621b8a79417d4765a9dc384108b495bec32b55b3f8e11009a4509b87f086f90982e9012a9f59a51be38eaed243aab85e2e1ea3714d7a6181fe489e99037bbc643454d787975749a92c27d420c43f915acd5c5fe1bdce59d4fbb1291ba3bd78bd24ac93c884b36cf76ed25c3cc79bc57063efbd6becbf7079ff83be5694947c3376a1", 0x9a}, {&(0x7f0000000440)="1edd58caf25fd6bf2fc7c48726c08bfbb119712693abb5e841a840e12f2e5e513592bb45e98273cf1103703550589141e434c5da8096d51498eca907e456a56dc068594d749a309ca126cb18067efc11a8c8a421156bfa3e12636c3ceda11ea3d0c93e54fdac5f1805c69a4754f6cc115182b325b6e130c2601603125947f7380acb2d5cb991b1ba8b1650a258789760a885108024e803591b127a3fe99555cd254495396f0bbae77595e5a05f9bbbf7f598ca24a1010a126132d2a66097c3b73f42", 0xc2}, {&(0x7f0000000540)="b7157a360a001d66c628785f37e07b5566a124f46fbaad8bc4976c08dfb46a9b72c4211c8facd581c255acbb3acc728b624561cf27bec7119fcce62c57d1284e9ec6b1276e125672d15a2206b8110894e772a350209818d86e2859563f3b7e8b8b06857c1334df636ae0845e88719224f3edf5f50c30f53c0e746d5d1d55f135595b61a301dc9a8e51564b10e78e6156ed4316a81bf5e19841919ee2609a466facd265cad19d9ed857f0880bdffa1d66db1d867782349f420200b3b1602d182ed51a51a443fea9fc7e3e58c5b66773c9a1600a5732bb2ebb0429c4a5f14bf41855157715a3563992", 0xe8}, {&(0x7f0000000640)="ee5a698e7e90dcbaebe08ae8ece01d47fb907f7ec0c9ba255d8d7910df5da5aef9583516250616728bb66c1ba8df08a6bfc4e0bcb3966f56b9b233e5023ebd787d1283040522634a1a261295d7ab61ae52d71e5b215ea5f01a2d56dd6a82ed4648ad551ac7e8a2426d8ca2672efa69b26bafe438ddb4acb234aaeef577", 0x7d}, {&(0x7f0000000bc0)="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", 0x2d0}], 0x6) 04:21:14 executing program 0: setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r0, 0x40046f41, 0x76006e) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0xd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x4, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_procfs$namespace(0x0, 0x0) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r1, 0x40186f40, 0x76006e) 04:21:14 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x18f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5643, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x3f00, &(0x7f0000000400)={&(0x7f0000000100)=ANY=[@ANYBLOB="b800000010000507a00193420000000000000000", @ANYRES32=0x0, @ANYBLOB="00000000000000008400120009000100766c616e00000000740002000600010000000000400003000c00010008000000030000000c00010009000000ba0500000c00010003000000060000000c00010004000000060000000c00010008000000200000000c00020008000000180000001c0003000c00010000100000030000000c00010008000000ff0100000a000500040000000000000008000a00", @ANYRES32, @ANYBLOB="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"], 0xb8}}, 0x0) [ 2642.974674][ T4290] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2643.013372][ T27] audit: type=1804 audit(1580271674.866:5608): pid=4298 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3539/bus/bus" dev="overlay" ino=16553 res=1 [ 2643.025944][ T4290] minix_free_inode: bit 1 already cleared [ 2643.065301][ T4304] ubi0: detaching mtd0 [ 2643.070561][ T4304] ubi0: mtd0 is detached [ 2643.101687][ T27] audit: type=1804 audit(1580271674.956:5609): pid=4298 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3539/bus/bus" dev="overlay" ino=16553 res=1 [ 2643.117820][ T4304] ubi0: attaching mtd0 04:21:15 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(0xffffffffffffffff) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r3 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r3, 0x8200) r4 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r4, 0x4, 0x42000) 04:21:15 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_QUERYBUF(0xffffffffffffffff, 0xc0585609, 0x0) ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2643.176617][ T4302] netlink: 'syz-executor.4': attribute type 5 has an invalid length. [ 2643.206712][ T4304] ubi0: scanning is finished 04:21:15 executing program 1: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000200)={0x2, 0x4e20, @multicast1}, 0x10) setsockopt$sock_int(r0, 0x1, 0x3c, &(0x7f0000000100)=0x1, 0x4) connect$inet(r0, &(0x7f0000000000)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x18}}, 0x10) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl(r1, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") setsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000080)='sit0\x00', 0x1cb) sendmmsg$inet(r0, &(0x7f00000014c0)=[{{0x0, 0x0, &(0x7f0000000140)=[{&(0x7f00000000c0)='v', 0x1}], 0x1}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000280)="fa", 0x1}], 0x1}}], 0x2, 0x4000000) writev(r0, &(0x7f0000000880)=[{&(0x7f0000000040)="4c8082", 0x1c7fe3}, {&(0x7f0000000380)="e6b49b27b91a4a2c473d38fd0eeb4218f328541d5e5c107f621b8a79417d4765a9dc384108b495bec32b55b3f8e11009a4509b87f086f90982e9012a9f59a51be38eaed243aab85e2e1ea3714d7a6181fe489e99037bbc643454d787975749a92c27d420c43f915acd5c5fe1bdce59d4fbb1291ba3bd78bd24ac93c884b36cf76ed25c3cc79bc57063efbd6becbf7079ff83be5694947c3376a1", 0x9a}, {&(0x7f0000000440)="1edd58caf25fd6bf2fc7c48726c08bfbb119712693abb5e841a840e12f2e5e513592bb45e98273cf1103703550589141e434c5da8096d51498eca907e456a56dc068594d749a309ca126cb18067efc11a8c8a421156bfa3e12636c3ceda11ea3d0c93e54fdac5f1805c69a4754f6cc115182b325b6e130c2601603125947f7380acb2d5cb991b1ba8b1650a258789760a885108024e803591b127a3fe99555cd254495396f0bbae77595e5a05f9bbbf7f598ca24a1010a126132d2a66097c3b73f42", 0xc2}, {&(0x7f0000000540)="b7157a360a001d66c628785f37e07b5566a124f46fbaad8bc4976c08dfb46a9b72c4211c8facd581c255acbb3acc728b624561cf27bec7119fcce62c57d1284e9ec6b1276e125672d15a2206b8110894e772a350209818d86e2859563f3b7e8b8b06857c1334df636ae0845e88719224f3edf5f50c30f53c0e746d5d1d55f135595b61a301dc9a8e51564b10e78e6156ed4316a81bf5e19841919ee2609a466facd265cad19d9ed857f0880bdffa1d66db1d867782349f420200b3b1602d182ed51a51a443fea9fc7e3e58c5b66773c9a1600a5732bb2ebb0429c4a5f14bf41855157715a3563992", 0xe8}, {&(0x7f0000000640)="ee5a698e7e90dcbaebe08ae8ece01d47fb907f7ec0c9ba255d8d7910df5da5aef9583516250616728bb66c1ba8df08a6bfc4e0bcb3966f56b9b233e5023ebd787d1283040522634a1a261295d7ab61ae52d71e5b215ea5f01a2d56dd6a82ed4648ad551ac7e8a2426d8ca2672efa69b26bafe438ddb4acb234aaeef577", 0x7d}, {&(0x7f0000000bc0)="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", 0x2d0}], 0x6) [ 2643.342442][ T4304] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 2643.409223][ T27] audit: type=1804 audit(1580271675.266:5610): pid=4312 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3540/bus/bus" dev="overlay" ino=16658 res=1 [ 2643.434549][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2643.434598][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2643.447180][ T4308] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2643.447607][ T4304] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 2643.463155][ T4304] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 2643.477954][ T4304] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 2643.485761][ T4304] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 2643.492812][ T4304] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 2643.509191][ T4304] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2055914316 [ 2643.528432][ T4304] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 2643.538972][ T4310] ubi0: background thread "ubi_bgt0d" started, PID 4310 04:21:15 executing program 4: syz_mount_image$msdos(&(0x7f0000000180)='msdos\x00', &(0x7f0000000100)='./file0\x00', 0xe800, 0x25e, &(0x7f00000001c0)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x0, 0x0) r0 = open(&(0x7f0000000800)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = open(&(0x7f00000001c0)='./bus\x00', 0x141042, 0x0) sendmsg$nl_route(0xffffffffffffffff, 0x0, 0x0) ioctl$FICLONE(0xffffffffffffffff, 0x40049409, 0xffffffffffffffff) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) write$UHID_INPUT(r1, &(0x7f0000000980), 0x10a9) sendfile(r1, r1, &(0x7f00000000c0), 0x8080fffffffe) [ 2643.555389][ T27] audit: type=1804 audit(1580271675.416:5611): pid=4320 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3540/bus/bus" dev="overlay" ino=16658 res=1 [ 2643.562521][ T4308] minix_free_inode: bit 1 already cleared 04:21:15 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000, 0x0, 0xfffffffe}, 0x0) 04:21:15 executing program 1: syz_open_dev$evdev(0x0, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = epoll_create1(0x0) r3 = epoll_create1(0x0) timerfd_create(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r3, 0x1, r2, 0x0) timerfd_create(0x0, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000240)=ANY=[@ANYBLOB], 0x0) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x2, 0x0, 0xfffffdac) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x4d, 0x0, 0x0) ioctl$KVM_RUN(r4, 0xae80, 0x0) [ 2643.644441][ T4318] syz-executor.1 (4318) used greatest stack depth: 9496 bytes left 04:21:15 executing program 0: fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) gettid() syz_open_dev$ttys(0xc, 0x2, 0x0) fcntl$setstatus(r0, 0x4, 0x46802) r1 = creat(&(0x7f0000000080)='./bus\x00', 0x0) r2 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) write$P9_RWALK(0xffffffffffffffff, 0x0, 0x0) mmap$perf(&(0x7f0000007000/0x3000)=nil, 0x3000, 0x0, 0x412, r2, 0x0) ioctl$EXT4_IOC_SETFLAGS(r1, 0x40086602, &(0x7f0000000040)) write$binfmt_elf64(0xffffffffffffffff, 0x0, 0x0) io_setup(0x100000000000c333, &(0x7f0000000180)=0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) io_submit(r3, 0x82, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc0c, 0x1f00, 0x0, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7, 0x1000000}]) connect$inet6(0xffffffffffffffff, 0x0, 0x0) 04:21:15 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_QUERYBUF(0xffffffffffffffff, 0xc0585609, 0x0) ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2643.999736][ T4443] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2644.008948][ T4443] minix_free_inode: bit 1 already cleared 04:21:16 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_QUERYBUF(0xffffffffffffffff, 0xc0585609, 0x0) ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2644.073296][ C0] protocol 88fb is buggy, dev hsr_slave_0 04:21:16 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(0xffffffffffffffff) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r3 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r3, 0x8200) r4 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r4, 0x4, 0x42000) 04:21:16 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/kvm\x00', 0x0, 0x0) socket$inet_smc(0x2b, 0x1, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) timerfd_create(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, 0x0) r2 = openat$zero(0xffffffffffffff9c, 0x0, 0x0, 0x0) dup3(0xffffffffffffffff, r2, 0x0) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, 0x0) epoll_create1(0x0) r3 = timerfd_create(0x0, 0x0) dup3(r3, 0xffffffffffffffff, 0x0) openat$ttyS3(0xffffffffffffff9c, 0x0, 0x10000, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40}, 0xec586ad5a4d5db69) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x2, 0x0, 0xfffffdac) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000100)="460f300f07c483614804ee08440f20c03506000000440f22c0c402f93473230f09f20f013cb9b805000000b9c00000000f01d90fc728c4c1f9e79f2e000000", 0x3f}], 0x1, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x1250, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x8642957429963afb, @perf_config_ext={0x5, 0x4}, 0x10880, 0x7f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r4, 0xae80, 0x0) 04:21:16 executing program 0: setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) ioctl$TIOCGSID(0xffffffffffffffff, 0x5429, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0xd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 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={0x0, 0x4}, 0x0, 0x0, 0x4, 0x0, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_open_procfs$namespace(0x0, 0x0) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r0, 0x40186f40, 0x76006e) [ 2644.266043][ T4646] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2644.275341][ T4646] minix_free_inode: bit 1 already cleared 04:21:16 executing program 1: openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000001400)=@ipx, 0x80, 0x0}}], 0x1, 0x0, 0x0) syz_open_procfs(0x0, &(0x7f00000000c0)='fd/3\x00') perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) r1 = dup2(r0, r0) mmap$binder(&(0x7f0000ffc000/0x2000)=nil, 0x30000, 0x1, 0x11, r1, 0x0) r2 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r2, 0x11b, 0x4, &(0x7f00000000c0)={&(0x7f0000000000)=""/5, 0x20000, 0x1000}, 0x18) setsockopt$XDP_UMEM_FILL_RING(r2, 0x11b, 0x5, &(0x7f00000004c0)=0x80, 0x4) setsockopt$XDP_TX_RING(r2, 0x11b, 0x3, 0x0, 0x0) r3 = socket(0x100000000011, 0x2, 0x0) bind(r3, &(0x7f0000000140)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0}, &(0x7f00000002c0)=0x14) setsockopt$XDP_UMEM_COMPLETION_RING(r2, 0x11b, 0x6, &(0x7f00000001c0)=0x400, 0x4) bind$xdp(r2, &(0x7f0000000900)={0x2c, 0x0, r4}, 0x10) r5 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r5, 0x11b, 0x4, &(0x7f00000000c0)={&(0x7f0000000000)=""/5, 0x20000, 0x1000}, 0x18) setsockopt$XDP_UMEM_FILL_RING(r5, 0x11b, 0x5, &(0x7f00000004c0)=0x80, 0x4) setsockopt$XDP_TX_RING(0xffffffffffffffff, 0x11b, 0x3, &(0x7f0000000080)=0x2, 0x4) r6 = socket(0x100000000011, 0x2, 0x0) bind(r6, &(0x7f0000000140)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0}, &(0x7f00000002c0)=0x14) setsockopt$XDP_UMEM_COMPLETION_RING(r5, 0x11b, 0x6, &(0x7f00000001c0)=0x400, 0x4) bind$xdp(r5, &(0x7f0000000900)={0x2c, 0x0, r7}, 0x10) r8 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r8, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) r9 = dup2(r8, r8) mmap$binder(&(0x7f0000ffc000/0x2000)=nil, 0x30000, 0x1, 0x11, r9, 0x0) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x1b, &(0x7f0000000980)={@remote}, &(0x7f00000009c0)=0x14) r10 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r10, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) r11 = dup2(r10, r10) mmap$binder(&(0x7f0000ffc000/0x2000)=nil, 0x30000, 0x1, 0x11, r11, 0x0) r12 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r12, 0x11b, 0x4, 0x0, 0x0) setsockopt$XDP_UMEM_FILL_RING(r12, 0x11b, 0x5, &(0x7f00000004c0)=0x80, 0x4) setsockopt$XDP_TX_RING(r12, 0x11b, 0x3, &(0x7f0000000080)=0x2, 0x4) r13 = socket(0x100000000011, 0x2, 0x0) bind(r13, &(0x7f0000000140)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) bind$xdp(r12, &(0x7f0000000900), 0x10) sendmmsg$inet6(r1, &(0x7f00000026c0)=[{{&(0x7f0000000000)={0xa, 0x4e23, 0x746, @remote, 0x8}, 0x1c, &(0x7f0000000440)=[{&(0x7f0000000100)="d1ca3e235c3f1120d1c2ef46ad8cc06d5bb0ac0847a7528d0369dc38d1663c3d0e17a9b99ee09fcea0e99a5ecc6261df73be2cf89112976c1d91599976fa1d0333ee97376777bdc7a70c23274cf42c09eaa8fad7b56a1d0ea50d50e19182c37be44ab8b9e481a871e5bbc80bc7d0f1e3dddb3b41b59865d3ad3153db4ca95b558011e0eb10fe60c7d42b5fb893a2c9ec1a7731ffa8ea488cff6bf6c348674c051f93f98f5398bc", 0xa7}, {&(0x7f0000000040)="301b5d7790e851258ed0bde68a6c38527d4602229c8506db2830c15a20cd", 0x1e}, {&(0x7f00000001c0)="36f74fff6f712aaa9292821224a9cb9ebfa567c9d5a75e4c9d75bec5b95da3932230bcda132a982100aa522ed0f031853c0025655ce1c1e6c249c5e843157b14d47961433af3ac6cf45ac59d677e53f5ef10bf82e5ee184fca6dbeeef898744241df153f23b3c26c7e7c7a55aac8382b77b9d55fc30fb2ef44ed49a00cb2ca014c9cfa9019a20ec56edd7bce2ac8f3ec05e1a3eead7a", 0x96}, {&(0x7f0000000080)}, {&(0x7f0000000280)="e8ad916cc2048d85ad0843610ff318e688a6fb115d57dd1b6f7efaed537dac44590eadcf724c00b07bd51450eea6c311c1e9600eebef345d7dc793d7200ce079a89b72c2576ebaff2fe381431f55ce73c56c4fb213c514f0ad567a17ad98a4b1720b331a9faa095cba71bc2c220f36bf585d60d0f2c29e4e091e74bd82108c92a7e63f181fec0e3cb0ddaae0bd6447016300f48c57236c98669e746981180c5a125ff175211bb57da4e04e541f5203cc0126c2b32e6094cc4a31c5de3f1e4536107d46da4bcfef91f53bf73f6854d0c1bba03f8eda17b9a6103ba95b92ed080419b2f8c9f58c1b0f0082d45b", 0xec}, 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0x1000}, {&(0x7f0000001280)="349cae0a3f31510fc49cec14cf8d1692c48333ded5268088b326cf211b5aaf84427bea01ffb98d8ec85abf98e1bdf254fd909c29dc43b849a9afcd2eb08ee80bc5fcddaf98bc98410eceb016af90f77c67a7b88e6874d76aad8a59ba5746b73e7fa59e1eb4ac52a26b1efe97485adb2234", 0x71}], 0x6, &(0x7f0000002480)=[@rthdr_2292={{0x18, 0x29, 0x39, {0x11, 0x0, 0x1, 0x1}}}, @rthdrdstopts={{0xa8, 0x29, 0x37, {0x4, 0x11, [], [@calipso={0x7, 0x58, {0x3, 0x14, 0x0, 0x9, [0xe19, 0x6, 0x81, 0x6, 0x6, 0x1, 0x48, 0x9, 0x8, 0x5]}}, @jumbo={0xc2, 0x4, 0x6}, @hao={0xc9, 0x10, @initdev={0xfe, 0x88, [], 0x1, 0x0}}, @hao={0xc9, 0x10, @mcast2}, @pad1, @jumbo={0xc2, 0x4, 0x6}]}}}, @rthdr={{0x78, 0x29, 0x39, {0x16, 0xc, 0x0, 0x24, 0x0, [@mcast1, @initdev={0xfe, 0x88, [], 0x0, 0x0}, @loopback, @dev={0xfe, 0x80, [], 0x40}, @loopback, @mcast1]}}}, @rthdrdstopts={{0x30, 0x29, 0x37, {0x8, 0x2, [], [@enc_lim={0x4, 0x1, 0x7f}, @pad1, @ra={0x5, 0x2, 0x7}, @padn={0x1, 0x4, [0x0, 0x0, 0x0, 0x0]}, @generic={0x20}]}}}, @rthdr={{0x28, 0x29, 0x39, {0x33, 0x2, 0x0, 0x6, 0x0, [@local]}}}, @rthdr={{0x38, 0x29, 0x39, {0x0, 0x4, 0x0, 0x7, 0x0, [@rand_addr="e0073d497922b92238c1e7a92fed81bd", @ipv4={[], [], @remote}]}}}], 0x1c8}}], 0x4, 0x400c090) 04:21:16 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x2) [ 2644.415404][ T4651] ubi: mtd0 is already attached to ubi0 04:21:16 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2644.508508][ T27] audit: type=1804 audit(1580271676.366:5612): pid=4657 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3541/bus/bus" dev="overlay" ino=16658 res=1 04:21:16 executing program 0: perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0xddd3}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) openat$userio(0xffffffffffffff9c, &(0x7f0000000040)='/dev/userio\x00', 0x4000, 0x0) [ 2644.693842][ T27] audit: type=1804 audit(1580271676.486:5613): pid=4800 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3541/bus/bus" dev="overlay" ino=16658 res=1 [ 2644.831813][ T4873] MINIX-fs: mounting unchecked file system, running fsck is recommended 04:21:16 executing program 4: fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) gettid() syz_open_dev$ttys(0xc, 0x2, 0x0) fcntl$setstatus(r0, 0x4, 0x46802) r1 = creat(&(0x7f0000000080)='./bus\x00', 0x0) r2 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) write$P9_RWALK(0xffffffffffffffff, 0x0, 0x0) mmap$perf(&(0x7f0000007000/0x3000)=nil, 0x3000, 0x0, 0x412, r2, 0x0) perf_event_open$cgroup(&(0x7f00000001c0)={0x0, 0x70, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x401, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x1, 0x0, 0x5, 0x2, @perf_bp={&(0x7f0000000140)}, 0x0, 0x0, 0x3, 0x7}, 0xffffffffffffffff, 0x6, 0xffffffffffffffff, 0x0) ioctl$EXT4_IOC_SETFLAGS(r1, 0x40086602, &(0x7f0000000040)) write$binfmt_elf64(r1, &(0x7f0000000000)=ANY=[], 0x0) io_setup(0x100000000000c333, &(0x7f0000000180)=0x0) perf_event_open(&(0x7f0000000440)={0x0, 0x70, 0xb8, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0, 0x2}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) io_submit(r3, 0x82, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc0c, 0x1f00, 0x0, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7, 0x1000000}]) openat$ptmx(0xffffffffffffff9c, &(0x7f00001f0000)='/dev/ptmx\x00', 0x0, 0x0) socketpair$unix(0x1, 0x0, 0x0, 0x0) connect$inet6(0xffffffffffffffff, 0x0, 0x0) 04:21:16 executing program 0: mmap(&(0x7f0000000000/0xe7e000)=nil, 0xe7e000, 0x0, 0x40032, 0xffffffffffffffff, 0x0) migrate_pages(0x0, 0x4, 0x0, &(0x7f0000000240)) [ 2644.946214][ T4873] minix_free_inode: bit 1 already cleared [ 2644.965750][ T27] audit: type=1804 audit(1580271676.826:5614): pid=4880 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir181021524/syzkaller.sMRQi6/3546/bus" dev="sda1" ino=16724 res=1 04:21:17 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) mmap(&(0x7f0000701000/0x1000)=nil, 0x1000, 0x0, 0x10, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:17 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, 0x0, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:17 executing program 0: perf_event_open(&(0x7f00000000c0)={0x2, 0x70, 0xeb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0x0) openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x0, 0x0) 04:21:17 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x3) 04:21:17 executing program 4: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0) setsockopt$bt_l2cap_L2CAP_LM(r0, 0x6, 0x3, &(0x7f0000000080)=0x37, 0x4) 04:21:17 executing program 1: openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000001400)=@ipx, 0x80, 0x0}}], 0x1, 0x0, 0x0) syz_open_procfs(0x0, &(0x7f00000000c0)='fd/3\x00') perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) r1 = dup2(r0, r0) mmap$binder(&(0x7f0000ffc000/0x2000)=nil, 0x30000, 0x1, 0x11, r1, 0x0) r2 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r2, 0x11b, 0x4, &(0x7f00000000c0)={&(0x7f0000000000)=""/5, 0x20000, 0x1000}, 0x18) setsockopt$XDP_UMEM_FILL_RING(r2, 0x11b, 0x5, &(0x7f00000004c0)=0x80, 0x4) setsockopt$XDP_TX_RING(r2, 0x11b, 0x3, 0x0, 0x0) r3 = socket(0x100000000011, 0x2, 0x0) bind(r3, &(0x7f0000000140)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0}, &(0x7f00000002c0)=0x14) setsockopt$XDP_UMEM_COMPLETION_RING(r2, 0x11b, 0x6, &(0x7f00000001c0)=0x400, 0x4) bind$xdp(r2, &(0x7f0000000900)={0x2c, 0x0, r4}, 0x10) r5 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r5, 0x11b, 0x4, &(0x7f00000000c0)={&(0x7f0000000000)=""/5, 0x20000, 0x1000}, 0x18) setsockopt$XDP_UMEM_FILL_RING(r5, 0x11b, 0x5, &(0x7f00000004c0)=0x80, 0x4) setsockopt$XDP_TX_RING(0xffffffffffffffff, 0x11b, 0x3, &(0x7f0000000080)=0x2, 0x4) r6 = socket(0x100000000011, 0x2, 0x0) bind(r6, &(0x7f0000000140)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0}, &(0x7f00000002c0)=0x14) setsockopt$XDP_UMEM_COMPLETION_RING(r5, 0x11b, 0x6, &(0x7f00000001c0)=0x400, 0x4) bind$xdp(r5, &(0x7f0000000900)={0x2c, 0x0, r7}, 0x10) r8 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r8, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) r9 = dup2(r8, r8) mmap$binder(&(0x7f0000ffc000/0x2000)=nil, 0x30000, 0x1, 0x11, r9, 0x0) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x1b, &(0x7f0000000980)={@remote}, &(0x7f00000009c0)=0x14) r10 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r10, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) r11 = dup2(r10, r10) mmap$binder(&(0x7f0000ffc000/0x2000)=nil, 0x30000, 0x1, 0x11, r11, 0x0) r12 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r12, 0x11b, 0x4, 0x0, 0x0) setsockopt$XDP_UMEM_FILL_RING(r12, 0x11b, 0x5, &(0x7f00000004c0)=0x80, 0x4) setsockopt$XDP_TX_RING(r12, 0x11b, 0x3, &(0x7f0000000080)=0x2, 0x4) r13 = socket(0x100000000011, 0x2, 0x0) bind(r13, &(0x7f0000000140)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) bind$xdp(r12, &(0x7f0000000900), 0x10) sendmmsg$inet6(r1, &(0x7f00000026c0)=[{{&(0x7f0000000000)={0xa, 0x4e23, 0x746, @remote, 0x8}, 0x1c, &(0x7f0000000440)=[{&(0x7f0000000100)="d1ca3e235c3f1120d1c2ef46ad8cc06d5bb0ac0847a7528d0369dc38d1663c3d0e17a9b99ee09fcea0e99a5ecc6261df73be2cf89112976c1d91599976fa1d0333ee97376777bdc7a70c23274cf42c09eaa8fad7b56a1d0ea50d50e19182c37be44ab8b9e481a871e5bbc80bc7d0f1e3dddb3b41b59865d3ad3153db4ca95b558011e0eb10fe60c7d42b5fb893a2c9ec1a7731ffa8ea488cff6bf6c348674c051f93f98f5398bc", 0xa7}, {&(0x7f0000000040)="301b5d7790e851258ed0bde68a6c38527d4602229c8506db2830c15a20cd", 0x1e}, {&(0x7f00000001c0)="36f74fff6f712aaa9292821224a9cb9ebfa567c9d5a75e4c9d75bec5b95da3932230bcda132a982100aa522ed0f031853c0025655ce1c1e6c249c5e843157b14d47961433af3ac6cf45ac59d677e53f5ef10bf82e5ee184fca6dbeeef898744241df153f23b3c26c7e7c7a55aac8382b77b9d55fc30fb2ef44ed49a00cb2ca014c9cfa9019a20ec56edd7bce2ac8f3ec05e1a3eead7a", 0x96}, {&(0x7f0000000080)}, {&(0x7f0000000280)="e8ad916cc2048d85ad0843610ff318e688a6fb115d57dd1b6f7efaed537dac44590eadcf724c00b07bd51450eea6c311c1e9600eebef345d7dc793d7200ce079a89b72c2576ebaff2fe381431f55ce73c56c4fb213c514f0ad567a17ad98a4b1720b331a9faa095cba71bc2c220f36bf585d60d0f2c29e4e091e74bd82108c92a7e63f181fec0e3cb0ddaae0bd6447016300f48c57236c98669e746981180c5a125ff175211bb57da4e04e541f5203cc0126c2b32e6094cc4a31c5de3f1e4536107d46da4bcfef91f53bf73f6854d0c1bba03f8eda17b9a6103ba95b92ed080419b2f8c9f58c1b0f0082d45b", 0xec}, 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{&(0x7f0000007480)="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0x1000}, {&(0x7f0000001280)="349cae0a3f31510fc49cec14cf8d1692c48333ded5268088b326cf211b5aaf84427bea01ffb98d8ec85abf98e1bdf254fd909c29dc43b849a9afcd2eb08ee80bc5fcddaf98bc98410eceb016af90f77c67a7b88e6874d76aad8a59ba5746b73e7fa59e1eb4ac52a26b1efe97485adb2234", 0x71}], 0x6, &(0x7f0000002480)=[@rthdr_2292={{0x18, 0x29, 0x39, {0x11, 0x0, 0x1, 0x1}}}, @rthdrdstopts={{0xa8, 0x29, 0x37, {0x4, 0x11, [], [@calipso={0x7, 0x58, {0x3, 0x14, 0x0, 0x9, [0xe19, 0x6, 0x81, 0x6, 0x6, 0x1, 0x48, 0x9, 0x8, 0x5]}}, @jumbo={0xc2, 0x4, 0x6}, @hao={0xc9, 0x10, @initdev={0xfe, 0x88, [], 0x1, 0x0}}, @hao={0xc9, 0x10, @mcast2}, @pad1, @jumbo={0xc2, 0x4, 0x6}]}}}, @rthdr={{0x78, 0x29, 0x39, {0x16, 0xc, 0x0, 0x24, 0x0, [@mcast1, @initdev={0xfe, 0x88, [], 0x0, 0x0}, @loopback, @dev={0xfe, 0x80, [], 0x40}, @loopback, @mcast1]}}}, @rthdrdstopts={{0x30, 0x29, 0x37, {0x8, 0x2, [], [@enc_lim={0x4, 0x1, 0x7f}, @pad1, @ra={0x5, 0x2, 0x7}, @padn={0x1, 0x4, [0x0, 0x0, 0x0, 0x0]}, @generic={0x20}]}}}, @rthdr={{0x28, 0x29, 0x39, {0x33, 0x2, 0x0, 0x6, 0x0, [@local]}}}, @rthdr={{0x38, 0x29, 0x39, {0x0, 0x4, 0x0, 0x7, 0x0, [@rand_addr="e0073d497922b92238c1e7a92fed81bd", @ipv4={[], [], @remote}]}}}], 0x1c8}}], 0x4, 0x400c090) [ 2645.317441][ T4995] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2645.353396][ T4995] minix_free_inode: bit 1 already cleared [ 2645.391938][ T27] audit: type=1804 audit(1580271677.246:5615): pid=5005 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3542/bus/bus" dev="overlay" ino=16613 res=1 04:21:17 executing program 4: openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000001400)=@ipx, 0x80, 0x0}}], 0x1, 0x0, 0x0) syz_open_procfs(0x0, &(0x7f00000000c0)='fd/3\x00') perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x200, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r0, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) r1 = dup2(r0, r0) mmap$binder(&(0x7f0000ffc000/0x2000)=nil, 0x30000, 0x1, 0x11, r1, 0x0) r2 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r2, 0x11b, 0x4, &(0x7f00000000c0)={&(0x7f0000000000)=""/5, 0x20000, 0x1000}, 0x18) setsockopt$XDP_UMEM_FILL_RING(r2, 0x11b, 0x5, &(0x7f00000004c0)=0x80, 0x4) setsockopt$XDP_TX_RING(r2, 0x11b, 0x3, 0x0, 0x0) r3 = socket(0x100000000011, 0x2, 0x0) bind(r3, &(0x7f0000000140)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r3, &(0x7f0000000100)={0x11, 0x0, 0x0}, &(0x7f00000002c0)=0x14) setsockopt$XDP_UMEM_COMPLETION_RING(r2, 0x11b, 0x6, &(0x7f00000001c0)=0x400, 0x4) bind$xdp(r2, &(0x7f0000000900)={0x2c, 0x0, r4}, 0x10) r5 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r5, 0x11b, 0x4, &(0x7f00000000c0)={&(0x7f0000000000)=""/5, 0x20000, 0x1000}, 0x18) setsockopt$XDP_UMEM_FILL_RING(r5, 0x11b, 0x5, &(0x7f00000004c0)=0x80, 0x4) setsockopt$XDP_TX_RING(0xffffffffffffffff, 0x11b, 0x3, &(0x7f0000000080)=0x2, 0x4) r6 = socket(0x100000000011, 0x2, 0x0) bind(r6, &(0x7f0000000140)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r6, &(0x7f0000000100)={0x11, 0x0, 0x0}, &(0x7f00000002c0)=0x14) setsockopt$XDP_UMEM_COMPLETION_RING(r5, 0x11b, 0x6, &(0x7f00000001c0)=0x400, 0x4) bind$xdp(r5, &(0x7f0000000900)={0x2c, 0x0, r7}, 0x10) r8 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r8, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) r9 = dup2(r8, r8) mmap$binder(&(0x7f0000ffc000/0x2000)=nil, 0x30000, 0x1, 0x11, r9, 0x0) getsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x1b, &(0x7f0000000980)={@remote}, &(0x7f00000009c0)=0x14) r10 = socket$packet(0x11, 0x3, 0x300) setsockopt$packet_tx_ring(r10, 0x107, 0x5, &(0x7f00000000c0)=@req3={0x8000, 0x6, 0x8000, 0x6}, 0x1c) r11 = dup2(r10, r10) mmap$binder(&(0x7f0000ffc000/0x2000)=nil, 0x30000, 0x1, 0x11, r11, 0x0) r12 = socket$xdp(0x2c, 0x3, 0x0) setsockopt$XDP_UMEM_REG(r12, 0x11b, 0x4, 0x0, 0x0) setsockopt$XDP_UMEM_FILL_RING(r12, 0x11b, 0x5, &(0x7f00000004c0)=0x80, 0x4) setsockopt$XDP_TX_RING(r12, 0x11b, 0x3, &(0x7f0000000080)=0x2, 0x4) r13 = socket(0x100000000011, 0x2, 0x0) bind(r13, &(0x7f0000000140)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) bind$xdp(r12, &(0x7f0000000900), 0x10) sendmmsg$inet6(r1, &(0x7f00000026c0)=[{{&(0x7f0000000000)={0xa, 0x4e23, 0x746, @remote, 0x8}, 0x1c, &(0x7f0000000440)=[{&(0x7f0000000100)="d1ca3e235c3f1120d1c2ef46ad8cc06d5bb0ac0847a7528d0369dc38d1663c3d0e17a9b99ee09fcea0e99a5ecc6261df73be2cf89112976c1d91599976fa1d0333ee97376777bdc7a70c23274cf42c09eaa8fad7b56a1d0ea50d50e19182c37be44ab8b9e481a871e5bbc80bc7d0f1e3dddb3b41b59865d3ad3153db4ca95b558011e0eb10fe60c7d42b5fb893a2c9ec1a7731ffa8ea488cff6bf6c348674c051f93f98f5398bc", 0xa7}, {&(0x7f0000000040)="301b5d7790e851258ed0bde68a6c38527d4602229c8506db2830c15a20cd", 0x1e}, {&(0x7f00000001c0)="36f74fff6f712aaa9292821224a9cb9ebfa567c9d5a75e4c9d75bec5b95da3932230bcda132a982100aa522ed0f031853c0025655ce1c1e6c249c5e843157b14d47961433af3ac6cf45ac59d677e53f5ef10bf82e5ee184fca6dbeeef898744241df153f23b3c26c7e7c7a55aac8382b77b9d55fc30fb2ef44ed49a00cb2ca014c9cfa9019a20ec56edd7bce2ac8f3ec05e1a3eead7a", 0x96}, {&(0x7f0000000080)}, {&(0x7f0000000280)="e8ad916cc2048d85ad0843610ff318e688a6fb115d57dd1b6f7efaed537dac44590eadcf724c00b07bd51450eea6c311c1e9600eebef345d7dc793d7200ce079a89b72c2576ebaff2fe381431f55ce73c56c4fb213c514f0ad567a17ad98a4b1720b331a9faa095cba71bc2c220f36bf585d60d0f2c29e4e091e74bd82108c92a7e63f181fec0e3cb0ddaae0bd6447016300f48c57236c98669e746981180c5a125ff175211bb57da4e04e541f5203cc0126c2b32e6094cc4a31c5de3f1e4536107d46da4bcfef91f53bf73f6854d0c1bba03f8eda17b9a6103ba95b92ed080419b2f8c9f58c1b0f0082d45b", 0xec}, {&(0x7f0000001480)="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", 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@ANYBLOB="000000c700140000f1ff000b00000000000000000000007d9e7178d6d48190566f2a189a9251b5cabaeee5c9385d23416256780c3244f669cc21a825dbf38e5b12e66f2b5a4cee8ccd4a9e0000001be26853df00"/103], 0x1b0}}, {{&(0x7f0000000640)={0xa, 0x4e20, 0x7ff, @dev={0xfe, 0x80, [], 0x31}, 0x69}, 0x1c, &(0x7f0000000940)=[{&(0x7f00000006c0)="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", 0xfa}, {&(0x7f00000007c0)}, 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{&(0x7f0000007480)="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", 0x1000}, {&(0x7f0000001280)="349cae0a3f31510fc49cec14cf8d1692c48333ded5268088b326cf211b5aaf84427bea01ffb98d8ec85abf98e1bdf254fd909c29dc43b849a9afcd2eb08ee80bc5fcddaf98bc98410eceb016af90f77c67a7b88e6874d76aad8a59ba5746b73e7fa59e1eb4ac52a26b1efe97485adb2234", 0x71}], 0x6, &(0x7f0000002480)=[@rthdr_2292={{0x18, 0x29, 0x39, {0x11, 0x0, 0x1, 0x1}}}, @rthdrdstopts={{0xa8, 0x29, 0x37, {0x4, 0x11, [], [@calipso={0x7, 0x58, {0x3, 0x14, 0x0, 0x9, [0xe19, 0x6, 0x81, 0x6, 0x6, 0x1, 0x48, 0x9, 0x8, 0x5]}}, @jumbo={0xc2, 0x4, 0x6}, @hao={0xc9, 0x10, @initdev={0xfe, 0x88, [], 0x1, 0x0}}, @hao={0xc9, 0x10, @mcast2}, @pad1, @jumbo={0xc2, 0x4, 0x6}]}}}, @rthdr={{0x78, 0x29, 0x39, {0x16, 0xc, 0x0, 0x24, 0x0, [@mcast1, @initdev={0xfe, 0x88, [], 0x0, 0x0}, @loopback, @dev={0xfe, 0x80, [], 0x40}, @loopback, @mcast1]}}}, @rthdrdstopts={{0x30, 0x29, 0x37, {0x8, 0x2, [], [@enc_lim={0x4, 0x1, 0x7f}, @pad1, @ra={0x5, 0x2, 0x7}, @padn={0x1, 0x4, [0x0, 0x0, 0x0, 0x0]}, @generic={0x20}]}}}, @rthdr={{0x28, 0x29, 0x39, {0x33, 0x2, 0x0, 0x6, 0x0, [@local]}}}, @rthdr={{0x38, 0x29, 0x39, {0x0, 0x4, 0x0, 0x7, 0x0, [@rand_addr="e0073d497922b92238c1e7a92fed81bd", @ipv4={[], [], @remote}]}}}], 0x1c8}}], 0x4, 0x400c090) [ 2645.593928][ T27] audit: type=1804 audit(1580271677.456:5616): pid=5012 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3542/bus/bus" dev="overlay" ino=16613 res=1 04:21:17 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x18f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5643, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000080)='memory.events\x00', 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000100)=ANY=[@ANYBLOB="b800000010000507000193420000000000000000", @ANYRES32=0x0, @ANYBLOB="00000000000000008400120009000100766c616e00000000740002000600010000000000400003000c00010008000000030000000c00010009000000ba0500000c00010003000000060000000c00010004000000060000000c00010008000000200000000c00020008000000180000001c0003000c00010000100000030000000c00010008000000ff0100000a000500040000000000000008000a00", @ANYRES32, @ANYBLOB="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"], 0xb8}}, 0x0) 04:21:17 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:17 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x4) [ 2645.785668][ T5022] netlink: 'syz-executor.0': attribute type 5 has an invalid length. 04:21:17 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, 0x0, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:17 executing program 1: r0 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x0, 0x10000) r1 = syz_open_dev$evdev(&(0x7f0000000080)='/dev/input/event#\x00', 0x0, 0x0) ioctl$int_out(r1, 0x800280804524, &(0x7f00000000c0)) write$cgroup_type(r0, &(0x7f0000000000)='threaded\x00', 0x9) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/kvm\x00', 0x0, 0x0) r3 = socket$inet_smc(0x2b, 0x1, 0x0) setsockopt$sock_int(r3, 0x1, 0x6, &(0x7f0000000340), 0x4) r4 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x511001, 0x0) r5 = epoll_create1(0x0) r6 = epoll_create1(0x0) r7 = timerfd_create(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r6, 0x1, r5, &(0x7f00000000c0)) r8 = openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x0, 0x0) r9 = dup3(r7, r8, 0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r9, 0x0) r10 = timerfd_create(0x0, 0x0) dup3(r10, 0xffffffffffffffff, 0x0) openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000200)='/dev/ttyS3\x00', 0x10000, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000400)={&(0x7f00000002c0)=ANY=[]}, 0x1, 0x0, 0x0, 0x40}, 0xec586ad5a4d5db69) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r11 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r4, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x2, 0x0, 0xfffffdac) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r11, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000100)="460f300f07c483614804ee08440f20c03506000000440f22c0c402f93473230f09f20f013cb9b805000000b9c00000000f01d90fc728c4c1f9e79f2e000000", 0x3f}], 0x1, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x1250, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x8642957429963afb, @perf_config_ext={0x5, 0x4}, 0x10880, 0x7f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r11, 0xae80, 0x0) [ 2645.925455][ T5027] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2645.934328][ T5027] minix_free_inode: bit 1 already cleared 04:21:17 executing program 4: setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000200)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_ENABLE_CAP_CPU(r2, 0x4008ae89, &(0x7f00000000c0)={0x7a, 0x0, [0xd90], [0x3a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x11]}) 04:21:18 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:18 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x18f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5643, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) openat$cgroup_ro(0xffffffffffffffff, &(0x7f0000000080)='memory.events\x00', 0x0, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000100)=ANY=[@ANYBLOB="b800000010000507000193420000000000000000", @ANYRES32=0x0, @ANYBLOB="00000000000000008400120009000100766c616e00000000740002000600010000000000400003000c00010008000000030000000c00010009000000ba0500000c00010003000000060000000c00010004000000060000000c00010008000000200000000c00020008000000180000001c0003000c00010000100000030000000c00010008000000ff0100000a000500040000000000000008000a00", @ANYRES32, @ANYBLOB="c5a02edb63d0e7e0eea6f019ae50c4102e45ca516aebdef7c310c677a7dfb222a112aca10fbcb92f35596595acff6a03b976b8d3ccb90551f4cc07ee583043087f9520e9d093b8044b6fc32a6b53a0272a79574bfe4bcd3ece73ae5599d6f02dc8bc3182bedcc6fe028b8cd9be78bf010ae24d4d54f3611b4459ea4b1627c33b95178fe4b44f16cba50b1c5926e53865fc401188297183e3c964dd5a21ced15acf42a3ede56709f044bd35c03e1c523b6e8e9d008cfae30c47ae715e33901bd509baae3fc789d5e52fa4eb8538797d621dd52353a273bb4bf90d9f8673176afb5039853e7904628c9764cda6ad35620b6598047a3f4958fe05a796dd758af311db128d84e20d1642267a2b592a851779ddd1b34a535d0742dd259307ee3a86baba9896dd6452b34f6f893eca8ced1056c5a70a9855ec175090a1f336350cebe34973ada90cbebada5914de551d8f80286f370e3615ef5721656539810ed70880b33d5523311d640ca6510a009c9b3c48b8339f1ecefd415ae068c01bb0127047e16802b244bffdad4542bac9d41cbd991f9c4ea7f26f85"], 0xb8}}, 0x0) [ 2646.337415][ T5148] netlink: 'syz-executor.0': attribute type 5 has an invalid length. [ 2646.391935][ T5149] MINIX-fs: mounting unchecked file system, running fsck is recommended 04:21:18 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, 0x0, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2646.476985][ T5149] minix_free_inode: bit 1 already cleared 04:21:18 executing program 4: socket$nl_route(0x10, 0x3, 0x0) r0 = socket(0x2, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, 0x0, 0x0) sendmsg(0xffffffffffffffff, 0x0, 0x0) socket(0x10, 0x0, 0x0) bind$netlink(0xffffffffffffffff, 0x0, 0x0) r1 = socket$inet(0x10, 0x2, 0x0) openat(0xffffffffffffff9c, 0x0, 0x0, 0x10) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x0) pwritev(r0, &(0x7f0000000080)=[{&(0x7f0000000200)="ee91d6cac74888b56daf15c022fa581394eba75ce222ab182b02fa60bca065247bf039ea63bc990624b9563510283067d94d171c7c71f071d1255e140d4802f19f94e8048cc46305b8193e0a5311856c22f2b68e093b0e12922d67da03d2bbb377cf98d9", 0x64}], 0x1, 0x7) perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0xb8, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}, 0x0, 0x0, 0x40}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000140)="24000000220007031dfffd946f610500000000000543000000000000421ba3a20400ff7e280000001100ff5613d3475bb65f64000000000004", 0x39}], 0x1}, 0x0) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x40, &(0x7f0000003400)) pivot_root(&(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='./file0\x00') openat$cgroup(0xffffffffffffffff, &(0x7f00000002c0)='syz1\x00', 0x200002, 0x0) 04:21:18 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x6) 04:21:18 executing program 5: syz_mount_image$minix(0x0, &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:18 executing program 0: syz_open_dev$vcsu(0x0, 0x7f, 0x0) syz_mount_image$msdos(&(0x7f0000000180)='msdos\x00', &(0x7f0000000100)='./file0\x00', 0xe800, 0x25e, &(0x7f00000001c0)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x0, 0x0) r0 = open(&(0x7f0000000800)='./file0\x00', 0x0, 0x0) fchdir(r0) creat(&(0x7f00000002c0)='./file0\x00', 0x2) r1 = open(&(0x7f00000001c0)='./bus\x00', 0x141042, 0x0) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/dev/qat_adf_ctl\x00', 0x0, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="380700001000b01adc1d6776fa14e8805e227b0e0000", @ANYRES32=0x0, @ANYBLOB="00000000000000001800128000000100000000000000000000000280"], 0x3}}, 0x0) r2 = socket$unix(0x1, 0x2, 0x0) ioctl$FICLONE(0xffffffffffffffff, 0x40049409, r2) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000240), &(0x7f0000000300)=0x4) write$UHID_INPUT(r1, &(0x7f0000000980), 0x10a9) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendfile(r1, r1, &(0x7f00000000c0)=0x500, 0x8080fffffffe) 04:21:18 executing program 1: r0 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x0, 0x10000) r1 = syz_open_dev$evdev(&(0x7f0000000080)='/dev/input/event#\x00', 0x0, 0x0) ioctl$int_out(r1, 0x800280804524, &(0x7f00000000c0)) write$cgroup_type(r0, &(0x7f0000000000)='threaded\x00', 0x9) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/kvm\x00', 0x0, 0x0) r3 = socket$inet_smc(0x2b, 0x1, 0x0) setsockopt$sock_int(r3, 0x1, 0x6, &(0x7f0000000340), 0x4) r4 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x511001, 0x0) r5 = epoll_create1(0x0) r6 = epoll_create1(0x0) r7 = timerfd_create(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r6, 0x1, r5, &(0x7f00000000c0)) r8 = openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x0, 0x0) r9 = dup3(r7, r8, 0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r9, 0x0) r10 = timerfd_create(0x0, 0x0) dup3(r10, 0xffffffffffffffff, 0x0) openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000200)='/dev/ttyS3\x00', 0x10000, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000400)={&(0x7f00000002c0)=ANY=[]}, 0x1, 0x0, 0x0, 0x40}, 0xec586ad5a4d5db69) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r11 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r4, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x2, 0x0, 0xfffffdac) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r11, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000100)="460f300f07c483614804ee08440f20c03506000000440f22c0c402f93473230f09f20f013cb9b805000000b9c00000000f01d90fc728c4c1f9e79f2e000000", 0x3f}], 0x1, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x1250, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x8642957429963afb, @perf_config_ext={0x5, 0x4}, 0x10880, 0x7f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r11, 0xae80, 0x0) 04:21:18 executing program 4: socket$nl_route(0x10, 0x3, 0x0) r0 = socket(0x2, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, 0x0, 0x0) sendmsg(0xffffffffffffffff, 0x0, 0x0) socket(0x10, 0x0, 0x0) bind$netlink(0xffffffffffffffff, 0x0, 0x0) r1 = socket$inet(0x10, 0x2, 0x0) openat(0xffffffffffffff9c, 0x0, 0x0, 0x10) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x0) pwritev(r0, &(0x7f0000000080)=[{&(0x7f0000000200)="ee91d6cac74888b56daf15c022fa581394eba75ce222ab182b02fa60bca065247bf039ea63bc990624b9563510283067d94d171c7c71f071d1255e140d4802f19f94e8048cc46305b8193e0a5311856c22f2b68e093b0e12922d67da03d2bbb377cf98d9", 0x64}], 0x1, 0x7) perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0xb8, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}, 0x0, 0x0, 0x40}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000140)="24000000220007031dfffd946f610500000000000543000000000000421ba3a20400ff7e280000001100ff5613d3475bb65f64000000000004", 0x39}], 0x1}, 0x0) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x40, &(0x7f0000003400)) pivot_root(&(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='./file0\x00') openat$cgroup(0xffffffffffffffff, &(0x7f00000002c0)='syz1\x00', 0x200002, 0x0) 04:21:19 executing program 5: syz_mount_image$minix(0x0, &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:19 executing program 4: socket$nl_route(0x10, 0x3, 0x0) r0 = socket(0x2, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, 0x0, 0x0) sendmsg(0xffffffffffffffff, 0x0, 0x0) socket(0x10, 0x0, 0x0) bind$netlink(0xffffffffffffffff, 0x0, 0x0) r1 = socket$inet(0x10, 0x2, 0x0) openat(0xffffffffffffff9c, 0x0, 0x0, 0x10) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x0) pwritev(r0, &(0x7f0000000080)=[{&(0x7f0000000200)="ee91d6cac74888b56daf15c022fa581394eba75ce222ab182b02fa60bca065247bf039ea63bc990624b9563510283067d94d171c7c71f071d1255e140d4802f19f94e8048cc46305b8193e0a5311856c22f2b68e093b0e12922d67da03d2bbb377cf98d9", 0x64}], 0x1, 0x7) perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0xb8, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}, 0x0, 0x0, 0x40}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000140)="24000000220007031dfffd946f610500000000000543000000000000421ba3a20400ff7e280000001100ff5613d3475bb65f64000000000004", 0x39}], 0x1}, 0x0) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x40, &(0x7f0000003400)) pivot_root(&(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='./file0\x00') openat$cgroup(0xffffffffffffffff, &(0x7f00000002c0)='syz1\x00', 0x200002, 0x0) 04:21:19 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={0x0, 0x0, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:19 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xa) [ 2647.593328][ C1] net_ratelimit: 21 callbacks suppressed [ 2647.593338][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2647.604988][ C1] protocol 88fb is buggy, dev hsr_slave_1 04:21:19 executing program 4: socket$nl_route(0x10, 0x3, 0x0) r0 = socket(0x2, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, 0x0, 0x0) sendmsg(0xffffffffffffffff, 0x0, 0x0) socket(0x10, 0x0, 0x0) bind$netlink(0xffffffffffffffff, 0x0, 0x0) r1 = socket$inet(0x10, 0x2, 0x0) openat(0xffffffffffffff9c, 0x0, 0x0, 0x10) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x0) pwritev(r0, &(0x7f0000000080)=[{&(0x7f0000000200)="ee91d6cac74888b56daf15c022fa581394eba75ce222ab182b02fa60bca065247bf039ea63bc990624b9563510283067d94d171c7c71f071d1255e140d4802f19f94e8048cc46305b8193e0a5311856c22f2b68e093b0e12922d67da03d2bbb377cf98d9", 0x64}], 0x1, 0x7) perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0xb8, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}, 0x0, 0x0, 0x40}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendmsg(r1, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000100)=[{&(0x7f0000000140)="24000000220007031dfffd946f610500000000000543000000000000421ba3a20400ff7e280000001100ff5613d3475bb65f64000000000004", 0x39}], 0x1}, 0x0) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x40, &(0x7f0000003400)) pivot_root(&(0x7f00000004c0)='./file0\x00', &(0x7f0000000500)='./file0\x00') openat$cgroup(0xffffffffffffffff, &(0x7f00000002c0)='syz1\x00', 0x200002, 0x0) 04:21:19 executing program 5: syz_mount_image$minix(0x0, &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:19 executing program 0: syz_open_dev$vcsu(0x0, 0x7f, 0x0) syz_mount_image$msdos(&(0x7f0000000180)='msdos\x00', &(0x7f0000000100)='./file0\x00', 0xe800, 0x25e, &(0x7f00000001c0)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x0, 0x0) r0 = open(&(0x7f0000000800)='./file0\x00', 0x0, 0x0) fchdir(r0) creat(&(0x7f00000002c0)='./file0\x00', 0x2) r1 = open(&(0x7f00000001c0)='./bus\x00', 0x141042, 0x0) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/dev/qat_adf_ctl\x00', 0x0, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="380700001000b01adc1d6776fa14e8805e227b0e0000", @ANYRES32=0x0, @ANYBLOB="00000000000000001800128000000100000000000000000000000280"], 0x3}}, 0x0) r2 = socket$unix(0x1, 0x2, 0x0) ioctl$FICLONE(0xffffffffffffffff, 0x40049409, r2) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000240), &(0x7f0000000300)=0x4) write$UHID_INPUT(r1, &(0x7f0000000980), 0x10a9) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendfile(r1, r1, &(0x7f00000000c0)=0x500, 0x8080fffffffe) [ 2647.898311][ T27] kauditd_printk_skb: 5 callbacks suppressed [ 2647.898336][ T27] audit: type=1804 audit(1580271679.756:5622): pid=5652 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3545/bus/bus" dev="overlay" ino=16541 res=1 04:21:20 executing program 1: syz_open_dev$vcsu(0x0, 0x7f, 0x0) syz_mount_image$msdos(&(0x7f0000000180)='msdos\x00', &(0x7f0000000100)='./file0\x00', 0xe800, 0x25e, &(0x7f00000001c0)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x0, 0x0) r0 = open(&(0x7f0000000800)='./file0\x00', 0x0, 0x0) fchdir(r0) creat(&(0x7f00000002c0)='./file0\x00', 0x2) r1 = open(&(0x7f00000001c0)='./bus\x00', 0x141042, 0x0) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000140)='/dev/qat_adf_ctl\x00', 0x0, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000200)=ANY=[@ANYBLOB="380700001000b01adc1d6776fa14e8805e227b0e0000", @ANYRES32=0x0, @ANYBLOB="00000000000000001800128000000100000000000000000000000280"], 0x3}}, 0x0) r2 = socket$unix(0x1, 0x2, 0x0) ioctl$FICLONE(0xffffffffffffffff, 0x40049409, r2) dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) getsockopt$bt_BT_CHANNEL_POLICY(r0, 0x112, 0xa, &(0x7f0000000240), &(0x7f0000000300)=0x4) write$UHID_INPUT(r1, &(0x7f0000000980), 0x10a9) perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) sendfile(r1, r1, &(0x7f00000000c0)=0x500, 0x8080fffffffe) 04:21:20 executing program 4: r0 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x10000000000002, 0x10000) r1 = syz_open_dev$evdev(0x0, 0x0, 0x0) ioctl$int_out(r1, 0x800280804524, &(0x7f00000000c0)) write$cgroup_type(r0, &(0x7f0000000000)='threaded\x00', 0x9) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/kvm\x00', 0x0, 0x0) r3 = socket$inet_smc(0x2b, 0x1, 0x0) setsockopt$sock_int(r3, 0x1, 0x6, 0x0, 0x0) r4 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x0, 0x0) r5 = epoll_create1(0x0) r6 = epoll_create1(0x0) timerfd_create(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r6, 0x1, r5, &(0x7f00000000c0)) openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, 0xffffffffffffffff, 0x0) r7 = timerfd_create(0x0, 0x0) dup3(r7, 0xffffffffffffffff, 0x0) openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000200)='/dev/ttyS3\x00', 0x10000, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000400), 0x1, 0x0, 0x0, 0x40}, 0xec586ad5a4d5db69) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r8 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r4, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x2, 0x0, 0xfffffdac) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r8, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000100)="460f300f07c483614804ee08440f20c03506000000440f22c0c402f93473230f09f20f013cb9b805000000b9c00000000f01d90fc728c4c1f9e79f2e000000", 0x3f}], 0x1, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x1250, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x8642957429963afb, @perf_config_ext={0x5, 0x4}, 0x10880, 0x7f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r8, 0xae80, 0x0) [ 2648.225607][ T27] audit: type=1804 audit(1580271680.076:5623): pid=5723 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3545/bus/bus" dev="overlay" ino=16541 res=1 [ 2648.250378][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2648.250408][ C0] protocol 88fb is buggy, dev hsr_slave_1 04:21:20 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', 0x0, 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:20 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xc) 04:21:20 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={0x0, 0x0, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:20 executing program 4: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000200)={0x2, 0x4e20, @multicast1}, 0x10) setsockopt$sock_int(r0, 0x1, 0x3c, &(0x7f0000000100)=0x1, 0x4) connect$inet(r0, &(0x7f0000000000)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x18}}, 0x10) sendmmsg$inet(r0, &(0x7f00000014c0)=[{{0x0, 0x0, &(0x7f0000000140)=[{&(0x7f00000000c0)='v', 0x1}], 0x1}}, {{0x0, 0x0, &(0x7f0000000b40)=[{&(0x7f0000000280)="fa", 0x1}], 0x1}}], 0x2, 0x4000000) [ 2648.713294][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2648.719171][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 2648.723520][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2648.730948][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2648.737201][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2648.743331][ C1] protocol 88fb is buggy, dev hsr_slave_1 04:21:20 executing program 1: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, &(0x7f0000000100)=[@text16={0x10, 0x0}], 0x1, 0x0, 0x0, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) r3 = creat(0x0, 0x0) syz_open_dev$usbfs(&(0x7f00000000c0)='/dev/bus/usb/00#/00#\x00', 0x0, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x3e7) syz_kvm_setup_cpu$x86(r3, r2, &(0x7f0000017000/0x18000)=nil, &(0x7f0000000040)=[@textreal={0x8, 0x0}], 0x1, 0x20, 0x0, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) syz_open_dev$tty20(0xc, 0x4, 0x0) 04:21:20 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', 0x0, 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:21 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xe) [ 2649.082362][ T27] audit: type=1804 audit(1580271680.936:5624): pid=6019 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3546/bus/bus" dev="overlay" ino=16610 res=1 04:21:21 executing program 4: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = dup2(r1, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = socket$key(0xf, 0x3, 0x2) sendmsg$key(r3, &(0x7f0000f56000)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000200)={0x2, 0x3, 0x0, 0x2, 0xc, 0x0, 0x0, 0x0, [@sadb_key={0x2, 0x8, 0x8, 0x0, "e0"}, @sadb_address={0x3, 0x6, 0x0, 0x0, 0x0, @in={0x2, 0x0, @multicast1}}, @sadb_sa={0x2, 0x1, 0x0, 0x0, 0x0, 0x3}, @sadb_address={0x3, 0x5, 0x0, 0x0, 0x0, @in={0x2, 0x0, @initdev={0xac, 0x1e, 0x0, 0x0}}}]}, 0x60}}, 0x0) 04:21:21 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', 0x0, 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:21 executing program 0: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f0000000080)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000000), 0x111}}, 0x20) r1 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r2 = dup(r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r3, &(0x7f0000000080)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000000)={0xffffffffffffffff}, 0x111}}, 0x20) write$RDMA_USER_CM_CMD_DESTROY_ID(r3, &(0x7f00000000c0)={0x1, 0x10, 0xfa00, {&(0x7f0000000040), r4}}, 0x18) 04:21:21 executing program 1: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) ioctl$VIDIOC_QUERYBUF(0xffffffffffffffff, 0xc0585609, &(0x7f0000000100)={0x7, 0x0, 0x4, 0x0, 0x4, {}, {0x0, 0x0, 0x0, 0x0, 0x40, 0x0, "6c4185f7"}, 0x60000000}) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:21 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x18f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5643, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000100)=ANY=[@ANYBLOB="b800000010000507000193420000000000000000", @ANYRES32=0x0, @ANYBLOB="00000000000000008400120009000100766c616e00000000740002000600010000000000400003000c00010008000000030000000c00010009000000ba0500000c00010003000000060000000c00010004000000060000000c00010008000000200000000c00020008000000180000001c0003000c00010000100000030000000c00010008000000ff0100000a000500040000000000000008000a00", @ANYRES32, @ANYBLOB="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"], 0xb8}}, 0x0) 04:21:21 executing program 0: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000200)={0x2, 0x4e20, @multicast1}, 0x10) setsockopt$sock_int(r0, 0x1, 0x3c, &(0x7f0000000100)=0x1, 0x4) connect$inet(r0, &(0x7f0000000000)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x18}}, 0x10) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl(r1, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") writev(r0, &(0x7f0000000880)=[{&(0x7f0000000040)="4c8082", 0x1c7fe3}, {&(0x7f0000000380)="e6b49b27b91a4a2c473d38fd0eeb4218f328541d5e5c107f621b8a79417d4765a9dc384108b495bec32b55b3f8e11009a4509b87f086f90982e9012a9f59a51be38eaed243aab85e2e1ea3714d7a6181fe489e99037bbc643454d787975749a92c27d420c43f915acd5c5fe1bdce59d4fbb1291ba3bd78bd24ac93c884b36cf76ed25c3cc79bc57063efbd6becbf7079ff83be5694947c3376a1", 0x9a}, {&(0x7f0000000440)="1edd58caf25fd6bf2fc7c48726c08bfbb119712693abb5e841a840e12f2e5e513592bb45e98273cf1103703550589141e434c5da8096d51498eca907e456a56dc068594d749a309ca126cb18067efc11a8c8a421156bfa3e12636c3ceda11ea3d0c93e54fdac5f1805c69a4754f6cc115182b325b6e130c2601603125947f7380acb2d5cb991b1ba8b1650a258789760a885108024e803591b127a3fe99555cd254495396f0bbae77595e5a05f9bbbf7f598ca24a1010a126132d2a66097c3b73f42", 0xc2}, {&(0x7f0000000540)="b7157a360a001d66c628785f37e07b5566a124f46fbaad8bc4976c08dfb46a9b72c4211c8facd581c255acbb3acc728b624561cf27bec7119fcce62c57d1284e9ec6b1276e125672d15a2206b8110894e772a350209818d86e2859563f3b7e8b8b06857c1334df636ae0845e88719224f3edf5f50c30f53c0e746d5d1d55f135595b61a301dc9a8e51564b10e78e6156ed4316a81bf5e19841919ee2609a466facd265cad19d9ed857f0880bdffa1d66db1d867782349f420200b3b1602d182ed51a51a443fea9fc7e3e58c5b66773c9a1600a5732bb2ebb0429c4a5f14bf41855157715a3563992", 0xe8}, {&(0x7f0000000640)="ee5a698e7e90dcbaebe08ae8ece01d47fb907f7ec0c9ba255d8d7910df5da5aef9583516250616728bb66c1ba8df08a6bfc4e0bcb3966f56b9b233e5023ebd787d1283040522634a1a261295d7ab61ae52d71e5b215ea5f01a2d56dd6a82ed4648ad551ac7e8a2426d8ca2672efa69b26bafe438ddb4acb234aaeef577", 0x7d}, {&(0x7f0000000bc0)="b32b3aeca8a72fc4fd3a37e1732bee94f056f644ee61ba89bb666f20b3a7fa34ded71dd9af8ceeefddd7787d7f7613742969b181c12dad72dd6da31ba1243d42b853862ef22495140d0ab2cdcd37a9261ac724e39fdaab2e89e8b884f8d444e4e7773aadae03e9b33e4e4ae3ffa2ebfec11f03dc0df93e0230224bc2adb816d28d4a13605f139328db82df43dab112a4462daf663bdda9e1808627dedeb9f16ec9afb53560f08c1a3c619fd358d696b07a27b4eea8d6c0a289dc58c5943f3fb02cd04405a4b7f08a6934f21d7b580ce2bd124cf310c00ad9e000c6713092a257471cfbc05c2c710722ecd4b6742d392c88367d3dd2dd63d94c6ea9092d5673c8e94c2a3a9f7ed8a022ef5779ba0e2633d66795d65f6cc84c53a90fb9a3c8d8aacebcc882a634c38ab1792d81c07f8e278bafff6b77753d165df02deb4fda98192d3a71466834d0fe9376857c89ca7d9482f3d212baf9a9112741ea1637adbb08ae8c5949d78dd0a13bbadef4936d42a2013d6870070a648db51ae9d93456edfce550815aca5110e71e2503e3043e57f8332890820c32785ef97821b79bcb391d83404a154258632164b4256ae1df6ca3cff6c7e30a7b42305e3b0b9c51962f5b66e29a7d9008e118d5440a14cabe04e4a277c45d5bba2f052dbf6e848c50d5fa3d26a1ca83ec7af6b96ae9b2524ed99ee7c69bbc891651ce949bfdb3141adc3385be4ca243e950ee8fb98a51e836fc328cca09ded00ed5925355d55ab87786a3465a6c9bf9c2b6e372663ee66405762a82ec17eae04b24ddb808569704adc5d6d4e1cac75419b8aba200575be5b88d04c911724efa14e705a9816cfc36b5c130c0bde07ab9e9bda74b5f235d412641ab5ea4d048ab91178b07abdb919c8da120791f1617fdf5fa42642e97694f48ca166597d1438777c4ee54c141a50742810f4cba5683a7a2468668ac45eeef45f154e4a824e9efed87ed091d391e3e25c3541a0aa476e7f42e807fa91e0a3e3d95f0", 0x2d0}], 0x6) [ 2649.531250][ T27] audit: type=1804 audit(1580271681.386:5625): pid=6073 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3546/bus/bus" dev="overlay" ino=16610 res=1 04:21:21 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={0x0, 0x0, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2649.706538][ T6299] netlink: 'syz-executor.4': attribute type 5 has an invalid length. 04:21:21 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2649.761415][ T6304] MINIX-fs: mounting unchecked file system, running fsck is recommended 04:21:21 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xf) [ 2649.802378][ T6304] minix_free_inode: bit 1 already cleared [ 2649.890080][ T27] audit: type=1804 audit(1580271681.746:5626): pid=6346 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3547/bus/bus" dev="overlay" ino=16559 res=1 [ 2650.008767][ T27] audit: type=1804 audit(1580271681.866:5627): pid=6419 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3547/bus/bus" dev="overlay" ino=16559 res=1 [ 2650.009998][ T6361] MINIX-fs: bad superblock or unable to read bitmaps [ 2650.046937][ T6304] MINIX-fs: mounting unchecked file system, running fsck is recommended 04:21:22 executing program 0: 04:21:22 executing program 0: r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000000200)={0x2, 0x4e20, @multicast1}, 0x10) connect$inet(r0, &(0x7f0000000000)={0x2, 0x4e20, @dev={0xac, 0x14, 0x14, 0x18}}, 0x10) r1 = socket$netlink(0x10, 0x3, 0x0) ioctl(r1, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") writev(r0, &(0x7f0000000880)=[{&(0x7f0000000040)="4c8082", 0x1c7fe3}, {&(0x7f0000000380)="e6b49b27b91a4a2c473d38fd0eeb4218f328541d5e5c107f621b8a79417d4765a9dc384108b495bec32b55b3f8e11009a4509b87f086f90982e9012a9f59a51be38eaed243aab85e2e1ea3714d7a6181fe489e99037bbc643454d787975749a92c27d420c43f915acd5c5fe1bdce59d4fbb1291ba3bd78bd24ac93c884b36cf76ed25c3cc79bc57063efbd6becbf7079ff83be5694947c3376a1", 0x9a}, {&(0x7f0000000440)="1edd58caf25fd6bf2fc7c48726c08bfbb119712693abb5e841a840e12f2e5e513592bb45e98273cf1103703550589141e434c5da8096d51498eca907e456a56dc068594d749a309ca126cb18067efc11a8c8a421156bfa3e12636c3ceda11ea3d0c93e54fdac5f1805c69a4754f6cc115182b325b6e130c2601603125947f7380acb2d5cb991b1ba8b1650a258789760a885108024e803591b127a3fe99555cd254495396f0bbae77595e5a05f9bbbf7f598ca24a1010a126132d2a66097c3b73f42", 0xc2}, {&(0x7f0000000540)="b7157a360a001d66c628785f37e07b5566a124f46fbaad8bc4976c08dfb46a9b72c4211c8facd581c255acbb3acc728b624561cf27bec7119fcce62c57d1284e9ec6b1276e125672d15a2206b8110894e772a350209818d86e2859563f3b7e8b8b06857c1334df636ae0845e88719224f3edf5f50c30f53c0e746d5d1d55f135595b61a301dc9a8e51564b10e78e6156ed4316a81bf5e19841919ee2609a466facd265cad19d9ed857f0880bdffa1d66db1d867782349f420200b3b1602d182ed51a51a443fea9fc7e3e58c5b66773c9a1600a5732bb2ebb0429c4a5f14bf41855157715a3563992", 0xe8}, {&(0x7f0000000640)="ee5a698e7e90dcbaebe08ae8ece01d47fb907f7ec0c9ba255d8d7910df5da5aef9583516250616728bb66c1ba8df08a6bfc4e0bcb3966f56b9b233e5023ebd787d1283040522634a1a261295d7ab61ae52d71e5b215ea5f01a2d56dd6a82ed4648ad551ac7e8a2426d8ca2672efa69b26bafe438ddb4acb234aaeef577", 0x7d}, {&(0x7f0000000bc0)="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", 0x2d0}], 0x6) 04:21:22 executing program 4: syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x10000000000002, 0x10000) r0 = syz_open_dev$evdev(&(0x7f0000000080)='/dev/input/event#\x00', 0x0, 0x0) ioctl$int_out(r0, 0x800280804524, &(0x7f00000000c0)) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/kvm\x00', 0x0, 0x0) r2 = socket$inet_smc(0x2b, 0x1, 0x0) setsockopt$sock_int(r2, 0x1, 0x0, &(0x7f0000000340), 0x4) r3 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r4 = epoll_create1(0x0) r5 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r4, &(0x7f00000000c0)) r6 = openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x0, 0x0) r7 = dup3(0xffffffffffffffff, r6, 0x0) epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r7, 0x0) r8 = timerfd_create(0x0, 0x0) dup3(r8, 0xffffffffffffffff, 0x0) openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000200)='/dev/ttyS3\x00', 0x10000, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000400)={&(0x7f00000002c0)=ANY=[]}, 0x1, 0x0, 0x0, 0x40}, 0xec586ad5a4d5db69) r9 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x2, 0x0, 0xfffffdac) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r9, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000100)="460f300f07c483614804ee08440f20c03506000000440f22c0c402f93473230f09f20f013cb9b805000000b9c00000000f01d90fc728c4c1f9e79f2e000000", 0x3f}], 0x1, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x1250, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x0, @perf_config_ext={0x5, 0x4}, 0x10880, 0x7f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r9, 0xae80, 0x0) [ 2650.174553][ T6304] minix_free_inode: bit 1 already cleared 04:21:22 executing program 0: r0 = creat(&(0x7f0000000240)='./bus\x00', 0x0) fcntl$setstatus(r0, 0x4, 0x44000) io_setup(0x40000100000003, &(0x7f0000000200)=0x0) io_submit(r1, 0x653, &(0x7f0000000540)=[&(0x7f00000000c0)={0x804000000000000, 0x0, 0x8, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7}]) mlock(&(0x7f000038b000/0x4000)=nil, 0x4000) madvise(&(0x7f00003ec000/0x400000)=nil, 0x400000, 0x1000000000008) 04:21:22 executing program 1: r0 = socket$alg(0x26, 0x5, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) r2 = dup2(r1, r1) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) getpid() bind$alg(r0, &(0x7f0000000180)={0x26, 'hash\x00', 0x0, 0x0, 'wp256-generic\x00'}, 0x58) r3 = accept$alg(r0, 0x0, 0x0) sendmmsg(r3, &(0x7f0000007f00)=[{{0x0, 0x0, 0x0}}, {{&(0x7f0000005900)=@pppoe={0x18, 0x0, {0x0, @link_local}}, 0x80, &(0x7f0000007ac0), 0x0, &(0x7f0000007b00)}}], 0x2, 0x0) 04:21:22 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, 0x0, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:22 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:22 executing program 4: perf_event_open(&(0x7f00000000c0)={0x2, 0x70, 0xeb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$snapshot(0xffffffffffffff9c, &(0x7f0000000000)='/dev/snapshot\x00', 0x4000, 0x0) 04:21:22 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x10) [ 2650.700281][ T6653] MINIX-fs: bad superblock or unable to read bitmaps 04:21:22 executing program 0: 04:21:22 executing program 1: [ 2650.802258][ T27] audit: type=1804 audit(1580271682.656:5628): pid=6663 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3548/bus/bus" dev="overlay" ino=16610 res=1 [ 2650.925870][ T27] audit: type=1804 audit(1580271682.746:5629): pid=6659 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3548/bus/bus" dev="overlay" ino=16610 res=1 04:21:22 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x0, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:22 executing program 0: 04:21:22 executing program 1: 04:21:22 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, 0x0, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:22 executing program 4: [ 2651.050957][ T27] audit: type=1804 audit(1580271682.746:5630): pid=6663 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3548/bus/bus" dev="overlay" ino=16610 res=1 04:21:23 executing program 0: [ 2651.156530][ T6678] MINIX-fs: bad superblock or unable to read bitmaps [ 2651.278237][ T27] audit: type=1804 audit(1580271683.136:5631): pid=6682 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3549/bus/bus" dev="overlay" ino=16770 res=1 04:21:23 executing program 1: 04:21:23 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x0, 0x0, 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:23 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, 0x0, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2651.609513][ T6696] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:23 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x60) 04:21:23 executing program 4: 04:21:23 executing program 0: 04:21:23 executing program 1: 04:21:23 executing program 4: 04:21:23 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880), 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:23 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x0, 0x0, 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:23 executing program 0: 04:21:23 executing program 4: 04:21:23 executing program 1: 04:21:23 executing program 4: [ 2652.089276][ T6718] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:24 executing program 0: 04:21:24 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xfc) 04:21:24 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x0, 0x0, 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:24 executing program 1: 04:21:24 executing program 4: [ 2652.585982][ T6744] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:24 executing program 4: 04:21:24 executing program 0: 04:21:24 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x0, &(0x7f0000000000), 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:24 executing program 1: 04:21:24 executing program 4: 04:21:24 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880), 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:24 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x291) [ 2652.873278][ C1] net_ratelimit: 18 callbacks suppressed [ 2652.873288][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2652.873305][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 2652.878973][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2652.896209][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2652.902065][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2652.963022][ T6761] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. [ 2652.971043][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2652.971095][ C1] protocol 88fb is buggy, dev hsr_slave_1 04:21:24 executing program 1: 04:21:24 executing program 0: 04:21:24 executing program 4: 04:21:25 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x0, &(0x7f0000000000), 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:25 executing program 0: 04:21:25 executing program 1: 04:21:25 executing program 4: [ 2653.358313][ T27] kauditd_printk_skb: 6 callbacks suppressed [ 2653.358334][ T27] audit: type=1804 audit(1580271685.216:5638): pid=6779 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3552/bus/bus" dev="overlay" ino=16540 res=1 04:21:25 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x300) 04:21:25 executing program 0: 04:21:25 executing program 1: [ 2653.580640][ T27] audit: type=1804 audit(1580271685.216:5639): pid=6773 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3552/bus/bus" dev="overlay" ino=16540 res=1 [ 2653.602675][ T6784] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. [ 2653.696935][ T27] audit: type=1804 audit(1580271685.536:5640): pid=6779 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3552/bus/bus" dev="overlay" ino=16540 res=1 04:21:25 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880), 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:25 executing program 4: 04:21:25 executing program 0: [ 2653.843283][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2653.849086][ C1] protocol 88fb is buggy, dev hsr_slave_1 04:21:25 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x0, &(0x7f0000000000), 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:25 executing program 1: 04:21:25 executing program 4: 04:21:25 executing program 0: 04:21:26 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x600) [ 2654.233282][ T6813] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:26 executing program 4: [ 2654.345143][ T6811] overlayfs: failed to resolve './bus': -2 04:21:26 executing program 1: 04:21:26 executing program 0: [ 2654.443218][ T27] audit: type=1804 audit(1580271686.296:5641): pid=6811 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3553/bus/bus" dev="sda1" ino=16881 res=1 [ 2654.473294][ C0] protocol 88fb is buggy, dev hsr_slave_0 04:21:26 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{0x0, 0x0, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2654.627618][ T27] audit: type=1804 audit(1580271686.456:5642): pid=6820 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3553/bus/bus" dev="sda1" ino=16881 res=1 [ 2654.856745][ T6834] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:26 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16], 0x2}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:26 executing program 4: 04:21:26 executing program 0: 04:21:26 executing program 1: 04:21:26 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{0x0, 0x0, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:27 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xa00) 04:21:27 executing program 1: 04:21:27 executing program 4: sendto$inet6(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) setsockopt$inet6_IPV6_FLOWLABEL_MGR(0xffffffffffffffff, 0x29, 0x20, 0x0, 0x0) clone(0x20002100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f00000054c0)={0xe, 0x16, &(0x7f0000000140)=ANY=[@ANYBLOB="61124c00000000006113500000000000bf2000000000000007000000080000003d0301000000000095000000000000006926000000000000bf6700000000000036030000000000003506000002000000070600000ee60000bf050000000000001f650000000000006507000002000000070700004c0000001f75000000000000bf54000000000000070400000400f9ffad430100000000009500000000000000050000000000000095000000000000007460698f266662f413d52960eeb0c1c966ce2169"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000040), 0x1f1}, 0x48) exit(0xffffffffffff19f0) openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000003f00)='/dev/vga_arbiter\x00', 0x40000, 0x0) r0 = syz_open_dev$mice(&(0x7f0000000140)='/dev/input/mice\x00', 0x0, 0x0) r1 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000080)='cgroup.controllers\x00', 0x275a, 0x0) r2 = creat(&(0x7f0000000000)='./file0\x00', 0x0) write$uinput_user_dev(r2, &(0x7f00000006c0)={'syz1\x00', {}, 0x0, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2], [0x0, 0x0, 0x0, 0x6f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x101, 0x0, 0x0, 0x9d9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800], [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x0, 0x0, 0x0, 0x0, 0x7ff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x8d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x80000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x336d]}, 0x45c) fallocate(r2, 0x0, 0x0, 0x2000002) fallocate(r1, 0x0, 0x0, 0x110001) ioctl$EXT4_IOC_MOVE_EXT(r1, 0xc028660f, &(0x7f0000000040)={0x0, r2, 0x0, 0x8, 0x20}) ftruncate(0xffffffffffffffff, 0x10099b3) bind$alg(0xffffffffffffffff, &(0x7f0000002240)={0x26, 'hash\x00', 0x0, 0x0, 'cryptd(sha3-512-generic)\x00'}, 0x58) accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x0) socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_MAXSEG(0xffffffffffffffff, 0x84, 0xd, &(0x7f0000000100), 0x4) setsockopt$inet_sctp6_SCTP_AUTH_KEY(0xffffffffffffffff, 0x84, 0x17, &(0x7f0000000440)={0x0, 0x7, 0x9b, "4894101ad2693735771b1a0616844144fb5258f96ea30af22e628be11f6b14ac06fb6f005f488a15a15b561d8ec73d0dc7cb252d31a267a11571a6d0ca61362398ec51e7e2ccecc9f0b3f8f19ac1173c7542931a7fb966cd2297e79acfb7a5621cbb37957e61984a2057dc65f9dd35ccf6f6b2faf3a39f43eab2c60fb2c1411ab4dc4c2be67ea55ba7fedc40bcbb04f435b3d15f1389f06ba77dcc"}, 0xa3) getsockopt$inet_sctp_SCTP_AUTOCLOSE(r1, 0x84, 0x4, &(0x7f00000000c0), &(0x7f0000000340)=0x4) recvfrom(r0, &(0x7f00000001c0)=""/36, 0x24, 0x40000000, &(0x7f00000002c0)=@llc={0x1a, 0x0, 0xd, 0x0, 0x6, 0x6, @dev={[], 0x23}}, 0x80) 04:21:27 executing program 0: r0 = memfd_create(&(0x7f0000000100)='#\'%nodev\x00', 0x0) write(r0, &(0x7f0000002000)='/', 0x1) sendfile(0xffffffffffffffff, r0, &(0x7f0000000200), 0x87) sendfile(r0, r0, &(0x7f00000001c0), 0xfec) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x4, 0x11, r0, 0x0) r1 = open(&(0x7f0000000440)='./bus\x00', 0x0, 0x0) lseek(r1, 0x0, 0x4) [ 2655.319991][ T6847] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:27 executing program 0: 04:21:27 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{0x0, 0x0, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:27 executing program 1: [ 2655.825916][ T7094] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:27 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16], 0x2}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:27 executing program 1: 04:21:27 executing program 0: 04:21:28 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280), 0x0, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:28 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xc00) 04:21:28 executing program 1: [ 2656.287840][ T7103] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:28 executing program 0: 04:21:28 executing program 4: 04:21:28 executing program 1: 04:21:28 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280), 0x0, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:28 executing program 4: 04:21:28 executing program 0: [ 2656.752971][ T7127] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:28 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16], 0x2}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:28 executing program 1: r0 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000440)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r0, &(0x7f00000005c0)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000600)={0xffffffffffffffff}, 0x13f}}, 0x20) write$RDMA_USER_CM_CMD_SET_OPTION(r0, &(0x7f0000000180)={0xe, 0x18, 0xfa00, @id_afonly={&(0x7f0000000100), r1, 0x0, 0x2, 0x4}}, 0x20) write$RDMA_USER_CM_CMD_RESOLVE_IP(r0, &(0x7f0000000200)={0x3, 0x40, 0xfa00, {{0xa, 0x4e21}, {0xa, 0x0, 0x0, @mcast1}, r1}}, 0x48) 04:21:28 executing program 4: clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = socket(0x1e, 0x5, 0x0) listen(r0, 0x0) accept4$packet(r0, 0x0, 0x0, 0x0) 04:21:28 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280), 0x0, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:28 executing program 0: 04:21:28 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xe00) 04:21:29 executing program 1: 04:21:29 executing program 0: [ 2657.163299][ T7151] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:29 executing program 0: 04:21:29 executing program 1: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8914, &(0x7f0000000200)='wlan1\x00\x1b\x1a\xec\xb5\x12\x03F\xd9\x1f\xb9\xf2-\xda,C\xfdj\xe3\x8d\xe3\xd6\xe0|6l\xe9\xd9;\xea\x84\x13\xdf\xf7\xber\'\x8a\xd5W\xbb\xac%j\x9d\xeb\xba\xe6\xc4\xc4\xa9\xf5\xd5\xa1\xf5\\\x9b\xb2\a\xde\xbb\xc18\x84\xb5:f\xcb\xe8oOArYZ\xe1\xc9\x86\xfe\x88\x9d\xfa\xacJ\x1f\xebp\x00\xfb\xaad\x1a\xa0') perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) socket$inet_tcp(0x2, 0x1, 0x0) ioctl$TUNSETGROUP(0xffffffffffffffff, 0x400454ce, 0x0) getgroups(0x0, 0x0) r1 = socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000040)='wlan1\x00\x1b\x1a\xec\xb5\x12\x03F\xd9U\x1c\xc9%\x9b\xa0\xf5\xee\x16\x1f\xb9\xf2-\xda,C\xfdj\xe3\x8d\xe3\xd6\xe0|6l\xe9\xd9;\x13\xdf\xf7\xber\'\x8a\xd5\xd5\xe1\xf5\\\x9b\xb2\a\xde\xbb\xc18\x84\xb5:f\xcb\xe8oOArYZ\xe1\xc9\x86\xfe\x88\x9d\xfa\xacJ\x1f\xebp\xf5\xfb\xaad\x1a\xa0\xb1\x9c\xac\xe8\xff^9P\xee\x8aG\xdd2') 04:21:29 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0xea, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0x0) r0 = openat$ion(0xffffffffffffff9c, &(0x7f0000000300)='/dev/ion\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(r0, 0xc0184900, &(0x7f00000001c0)={0x20a927, 0x2d, 0x0, 0xffffffffffffff9c}) r2 = dup(r1) ioctl$DMA_BUF_IOCTL_SYNC(r2, 0x40086200, &(0x7f00000003c0)=0x2) 04:21:29 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a7", 0x9, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2657.431997][ T27] audit: type=1804 audit(1580271689.286:5643): pid=7161 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3556/bus/bus" dev="overlay" ino=16522 res=1 [ 2657.566172][ T7170] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. [ 2657.697244][ T27] audit: type=1804 audit(1580271689.556:5644): pid=7166 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3556/bus/bus" dev="overlay" ino=16522 res=1 04:21:29 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:29 executing program 0: r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) openat(r0, &(0x7f00000000c0)='./file0\x00', 0x30e00, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) fchmodat(r1, &(0x7f0000000000)='./file0\x00', 0x38) 04:21:29 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xf00) 04:21:29 executing program 4: recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000000000)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, 0x80, 0x0, 0xffffff6a}}], 0x1, 0x0, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000200)='net/igmp\x00') preadv(r0, &(0x7f00000017c0), 0x315, 0x79) 04:21:29 executing program 1: socket$packet(0x11, 0x0, 0x300) socket(0x0, 0x0, 0x0) ioctl$NBD_SET_SOCK(0xffffffffffffffff, 0xab00, 0xffffffffffffffff) r0 = syz_open_dev$ndb(&(0x7f0000000080)='/dev/nbd#\x00', 0x0, 0x0) ioctl$NBD_SET_FLAGS(r0, 0xab0a, 0x10000000de7) r1 = socket(0x2, 0x1, 0x0) ioctl$NBD_SET_SOCK(r0, 0xab00, r1) r2 = syz_open_dev$ndb(0x0, 0x0, 0x0) socket(0x2, 0x1, 0x0) ioctl$NBD_DO_IT(r2, 0xab03) 04:21:29 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a7", 0x9, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2657.951637][ T27] audit: type=1804 audit(1580271689.806:5645): pid=7494 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3557/bus/bus" dev="overlay" ino=16528 res=1 [ 2657.993293][ C1] net_ratelimit: 21 callbacks suppressed 04:21:29 executing program 0: mkdir(&(0x7f00000002c0)='./file0\x00', 0x0) mount$fuse(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000340)='fuse\x00', 0x0, 0x0) r0 = openat$fuse(0xffffffffffffff9c, &(0x7f0000000300)='/dev/fuse\x00', 0x2, 0x0) mount$fuse(0x0, &(0x7f00000000c0)='./file0\x00', &(0x7f0000000080)='fuse\x00', 0x4000, &(0x7f0000000440)={{'fd', 0x3d, r0}, 0x2c, {'rootmode', 0x3d, 0x4000}, 0x2c, {'user_id'}, 0x2c, {'group_id'}, 0x2c, {[{@allow_other='allow_other'}, {@allow_other='allow_other'}]}}) [ 2657.993302][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2658.005368][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2658.029434][ T7499] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. [ 2658.042416][ T7497] block nbd1: shutting down sockets [ 2658.071667][ T27] audit: type=1804 audit(1580271689.926:5646): pid=7494 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3557/bus/bus" dev="overlay" ino=16528 res=1 [ 2658.149564][ T7497] block nbd1: shutting down sockets 04:21:30 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:30 executing program 1: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8914, &(0x7f0000000200)='wlan1\x00\x1b\x1a\xec\xb5\x12\x03F\xd9\x1f\xb9\xf2-\xda,C\xfdj\xe3\x8d\xe3\xd6\xe0|6l\xe9\xd9;\xea\x84\x13\xdf\xf7\xber\'\x8a\xd5W\xbb\xac%j\x9d\xeb\xba\xe6\xc4\xc4\xa9\xf5\xd5\xa1\xf5\\\x9b\xb2\a\xde\xbb\xc18\x84\xb5:f\xcb\xe8oOArYZ\xe1\xc9\x86\xfe\x88\x9d\xfa\xacJ\x1f\xebp\x00\xfb\xaad\x1a\xa0') r1 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r1, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @mcast2}}}, 0x108) fcntl$getownex(r0, 0x10, &(0x7f0000001540)) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000003ec0)={0x0, 0x0, 0x0}, 0x0) ioctl$TUNSETGROUP(0xffffffffffffffff, 0x400454ce, r2) r3 = perf_event_open(&(0x7f0000000600)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x24005, 0x0, 0x80}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_G_EXT_CTRLS(0xffffffffffffffff, 0xc0205647, &(0x7f0000000100)={0x0, 0x8001, 0x0, r3, 0x0, 0x0}) r4 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r4, 0x29, 0x2a, &(0x7f0000000080)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) setsockopt$inet6_group_source_req(r4, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) openat$snapshot(0xffffffffffffff9c, &(0x7f0000001580)='/dev/snapshot\x00', 0x80100, 0x0) r5 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r5, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @mcast2}}}, 0x108) r6 = perf_event_open(&(0x7f0000000600)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x24005, 0x0, 0x80}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_G_EXT_CTRLS(0xffffffffffffffff, 0xc0205647, &(0x7f0000000100)={0x0, 0x8001, 0x0, r6, 0x0, 0x0}) r7 = perf_event_open(&(0x7f0000000600)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x24005, 0x0, 0x80}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_G_EXT_CTRLS(0xffffffffffffffff, 0xc0205647, &(0x7f0000000100)={0x0, 0x8001, 0x0, r7, 0x0, 0x0}) r8 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r8, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @mcast2}}}, 0x108) r9 = perf_event_open(&(0x7f0000000600)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x24005, 0x0, 0x80}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_G_EXT_CTRLS(0xffffffffffffffff, 0xc0205647, &(0x7f0000000100)={0x0, 0x8001, 0x0, r9, 0x0, 0x0}) r10 = getpid() sched_setscheduler(r10, 0x5, 0x0) sched_rr_get_interval(r10, &(0x7f00000002c0)) socket$inet_tcp(0x2, 0x1, 0x0) ioctl$TUNSETGROUP(0xffffffffffffffff, 0x400454ce, 0x0) getgroups(0x4, &(0x7f0000001900)=[0x0, 0x0, 0xee00, 0xffffffffffffffff]) socket$kcm(0x29, 0x2, 0x0) 04:21:30 executing program 0: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0x0, 0x80d41) ioctl$MON_IOCX_MFETCH(r0, 0xc0109207, &(0x7f0000000240)={0x0}) 04:21:30 executing program 4: r0 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x10000000000002, 0x10000) r1 = syz_open_dev$evdev(&(0x7f0000000080)='/dev/input/event#\x00', 0x0, 0x0) ioctl$int_out(r1, 0x800280804524, &(0x7f00000000c0)) write$cgroup_type(r0, &(0x7f0000000000)='threaded\x00', 0x9) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/kvm\x00', 0x0, 0x0) r3 = socket$inet_smc(0x2b, 0x1, 0x0) setsockopt$sock_int(r3, 0x1, 0x6, &(0x7f0000000340), 0x4) r4 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x511001, 0x0) r5 = epoll_create1(0x0) r6 = epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, 0xffffffffffffffff, &(0x7f0000001280)) epoll_ctl$EPOLL_CTL_ADD(r6, 0x1, r5, &(0x7f00000000c0)) r7 = openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x0, 0x0) dup3(0xffffffffffffffff, r7, 0x0) epoll_create1(0x0) r8 = timerfd_create(0x0, 0x0) r9 = openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x0, 0x0) dup3(r8, r9, 0x0) ioctl$KVM_ENABLE_CAP(r9, 0x4068aea3, 0x0) openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000200)='/dev/ttyS3\x00', 0x10000, 0x0) r10 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x5) write$binfmt_misc(r10, &(0x7f0000000600)=ANY=[@ANYBLOB="5300000044a6aeabec2e1520000000000000001000fff64017db9820000000003b08d403ffff633b27e59aa144175dd106736d24c3f2c876d699010000000004000000000000c7ec6e26560000080000ab31c3a45780fa9dcf6af90dbbede53b853b807511e7330a87d1e059855db90a452c600301b9f01c936f71358edec3ff8897ad63aa106dd21ef6e8a753"], 0xffffff1c) sendmsg$nl_route(r10, 0x0, 0xec586ad5a4d5db69) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r11 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r4, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x2, 0x0, 0xfffffdac) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r11, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000100)="460f300f07c483614804ee08440f20c03506000000440f22c0c402f93473230f09f20f013cb9b805000000b9c00000000f01d90fc728c4c1f9e79f2e000000", 0x3f}], 0x1, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x8642957429963afb, @perf_config_ext={0x5, 0x4}, 0x10880, 0x7f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r11, 0xae80, 0x0) 04:21:30 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a7", 0x9, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:30 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x3f00) [ 2658.526352][ T27] audit: type=1804 audit(1580271690.386:5647): pid=7727 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3558/bus/bus" dev="overlay" ino=16737 res=1 04:21:30 executing program 1: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8914, &(0x7f0000000200)='wlan1\x00\x1b\x1a\xec\xb5\x12\x03F\xd9\x1f\xb9\xf2-\xda,C\xfdj\xe3\x8d\xe3\xd6\xe0|6l\xe9\xd9;\xea\x84\x13\xdf\xf7\xber\'\x8a\xd5W\xbb\xac%j\x9d\xeb\xba\xe6\xc4\xc4\xa9\xf5\xd5\xa1\xf5\\\x9b\xb2\a\xde\xbb\xc18\x84\xb5:f\xcb\xe8oOArYZ\xe1\xc9\x86\xfe\x88\x9d\xfa\xacJ\x1f\xebp\x00\xfb\xaad\x1a\xa0') r1 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r1, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @mcast2}}}, 0x108) fcntl$getownex(r0, 0x10, &(0x7f0000001540)) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000003ec0)={0x0, 0x0, 0x0}, 0x0) ioctl$TUNSETGROUP(0xffffffffffffffff, 0x400454ce, r2) r3 = perf_event_open(&(0x7f0000000600)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x24005, 0x0, 0x80}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_G_EXT_CTRLS(0xffffffffffffffff, 0xc0205647, &(0x7f0000000100)={0x0, 0x8001, 0x0, r3, 0x0, 0x0}) r4 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r4, 0x29, 0x2a, &(0x7f0000000080)={0x1, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) setsockopt$inet6_group_source_req(r4, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @remote}}}, 0x108) openat$snapshot(0xffffffffffffff9c, &(0x7f0000001580)='/dev/snapshot\x00', 0x80100, 0x0) r5 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r5, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @mcast2}}}, 0x108) r6 = perf_event_open(&(0x7f0000000600)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x24005, 0x0, 0x80}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_G_EXT_CTRLS(0xffffffffffffffff, 0xc0205647, &(0x7f0000000100)={0x0, 0x8001, 0x0, r6, 0x0, 0x0}) r7 = perf_event_open(&(0x7f0000000600)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x24005, 0x0, 0x80}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_G_EXT_CTRLS(0xffffffffffffffff, 0xc0205647, &(0x7f0000000100)={0x0, 0x8001, 0x0, r7, 0x0, 0x0}) r8 = socket(0x80000000000000a, 0x2, 0x0) setsockopt$inet6_group_source_req(r8, 0x29, 0x2e, &(0x7f0000000200)={0x0, {{0xa, 0x0, 0x0, @mcast1={0xff, 0x7}}}, {{0xa, 0x0, 0x0, @mcast2}}}, 0x108) r9 = perf_event_open(&(0x7f0000000600)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x24005, 0x0, 0x80}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$VIDIOC_G_EXT_CTRLS(0xffffffffffffffff, 0xc0205647, &(0x7f0000000100)={0x0, 0x8001, 0x0, r9, 0x0, 0x0}) r10 = getpid() sched_setscheduler(r10, 0x5, 0x0) sched_rr_get_interval(r10, &(0x7f00000002c0)) socket$inet_tcp(0x2, 0x1, 0x0) ioctl$TUNSETGROUP(0xffffffffffffffff, 0x400454ce, 0x0) getgroups(0x4, &(0x7f0000001900)=[0x0, 0x0, 0xee00, 0xffffffffffffffff]) socket$kcm(0x29, 0x2, 0x0) [ 2658.633281][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2658.639652][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 2658.666733][ T7740] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:30 executing program 0: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8914, &(0x7f0000000200)='wlan1\x00\x1b\x1a\xec\xb5\x12\x03F\xd9\x1f\xb9\xf2-\xda,C\xfdj\xe3\x8d\xe3\xd6\xe0|6l\xe9\xd9;\xea\x84\x13\xdf\xf7\xber\'\x8a\xd5W\xbb\xac%j\x9d\xeb\xba\xe6\xc4\xc4\xa9\xf5\xd5\xa1\xf5\\\x9b\xb2\a\xde\xbb\xc18\x84\xb5:f\xcb\xe8oOArYZ\xe1\xc9\x86\xfe\x88\x9d\xfa\xacJ\x1f\xebp\x00\xfb\xaad\x1a\xa0') socket(0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000600)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x24005}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000040)='wlan1\x00\x1b\x1a\xec\xb5\x12\x03F\xd9U\x1c\xc9%\x9b\xa0\xf5\xee\x16\x1f\xb9\xf2-\xda,C\xfdj\xe3\x8d\xe3\xd6\xe0|6l\xe9\xd9;\x13\xdf\xf7\xber\'\x8a\xd5\xd5\xe1\xf5\\\x9b\xb2\a\xde\xbb\xc18\x84\xb5:f\xcb\xe8oOArYZ\xe1\xc9\x86\xfe\x88\x9d\xfa\xacJ\x1f\xebp\xf5\xfb\xaad\x1a\xa0\xb1\x9c\xac\xe8\xff^9P\xee\x8aG\xdd2') [ 2658.741941][ T27] audit: type=1804 audit(1580271690.596:5648): pid=7727 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3558/bus/bus" dev="overlay" ino=16737 res=1 [ 2658.820517][ T7858] device wlan1 entered promiscuous mode 04:21:30 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1a", 0xe, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:30 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:30 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x2, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) sendmsg(0xffffffffffffffff, &(0x7f0000011fc8)={0x0, 0x0, &(0x7f0000000140)=[{&(0x7f0000000000)="2400000002031f001cfffd946fa2830020200a000900010001e700000000a3a20404ff", 0x23}], 0x1}, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f00000001c0)={0x0, 0x11d000}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r4, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) ioctl$KVM_NMI(r4, 0xae9a) ioctl$KVM_RUN(r4, 0xae80, 0x0) io_submit(0x0, 0x1, &(0x7f00000003c0)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, &(0x7f0000001600)="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", 0xa02}]) [ 2659.012180][ T7871] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. [ 2659.113279][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2659.119354][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 2659.123274][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2659.131066][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2659.136878][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2659.142616][ C1] protocol 88fb is buggy, dev hsr_slave_1 04:21:31 executing program 1: eventfd(0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000040)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = eventfd(0x80000001) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f00000000c0)={r2}) 04:21:31 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1a", 0xe, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2659.259946][ T27] audit: type=1804 audit(1580271691.116:5649): pid=7985 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3559/bus/bus" dev="overlay" ino=16594 res=1 04:21:31 executing program 0: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8914, &(0x7f0000000200)='wlan1\x00\x1b\x1a\xec\xb5\x12\x03F\xd9\x1f\xb9\xf2-\xda,C\xfdj\xe3\x8d\xe3\xd6\xe0|6l\xe9\xd9;\xea\x84\x13\xdf\xf7\xber\'\x8a\xd5W\xbb\xac%j\x9d\xeb\xba\xe6\xc4\xc4\xa9\xf5\xd5\xa1\xf5\\\x9b\xb2\a\xde\xbb\xc18\x84\xb5:f\xcb\xe8oOArYZ\xe1\xc9\x86\xfe\x88\x9d\xfa\xacJ\x1f\xebp\x00\xfb\xaad\x1a\xa0') socket(0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000600)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x24005}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000040)='wlan1\x00\x1b\x1a\xec\xb5\x12\x03F\xd9U\x1c\xc9%\x9b\xa0\xf5\xee\x16\x1f\xb9\xf2-\xda,C\xfdj\xe3\x8d\xe3\xd6\xe0|6l\xe9\xd9;\x13\xdf\xf7\xber\'\x8a\xd5\xd5\xe1\xf5\\\x9b\xb2\a\xde\xbb\xc18\x84\xb5:f\xcb\xe8oOArYZ\xe1\xc9\x86\xfe\x88\x9d\xfa\xacJ\x1f\xebp\xf5\xfb\xaad\x1a\xa0\xb1\x9c\xac\xe8\xff^9P\xee\x8aG\xdd2') 04:21:31 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = fcntl$dupfd(r1, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000200)='/dev/ubi_ctrl\x00', 0x0, 0x0) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) 04:21:31 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x4000) [ 2659.482285][ T27] audit: type=1804 audit(1580271691.336:5650): pid=8140 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3559/bus/bus" dev="overlay" ino=16594 res=1 [ 2659.603347][ T8206] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:31 executing program 1: r0 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x10000000000002, 0x0) ioctl$int_out(0xffffffffffffffff, 0x800280804524, &(0x7f00000000c0)) write$cgroup_type(r0, &(0x7f0000000000)='threaded\x00', 0x9) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/kvm\x00', 0x0, 0x0) r2 = socket$inet_smc(0x2b, 0x1, 0x0) setsockopt$sock_int(r2, 0x1, 0x6, &(0x7f0000000340), 0x4) r3 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r4 = epoll_create1(0x0) r5 = epoll_create1(0x0) r6 = timerfd_create(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r6, &(0x7f0000001280)) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r4, &(0x7f00000000c0)) openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, 0xffffffffffffffff, &(0x7f0000000000)) epoll_create1(0x0) timerfd_create(0x0, 0x0) r7 = openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x0, 0x0) ioctl$KVM_ENABLE_CAP(r7, 0x4068aea3, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f00000001c0)=ANY=[@ANYBLOB="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"], 0xffffff1c) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r8 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x2, 0x0, 0xfffffdac) r9 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dlm_plock\x00', 0x18000, 0x0) syz_kvm_setup_cpu$x86(r9, r8, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text32={0x20, &(0x7f0000000500)="66baf80cb8307d8e81ef66bafc0c66b80a0066efc4c21da658edc4c27d24ef67660f3881332e0f09660fc731b805000000b9d138de3f0f01d966b8b5000f00d026f30f2c4a02c4c1f1fdc9"}], 0x43, 0x20, 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$dupfd(r13, 0x0, r12) shutdown(r12, 0x0) r14 = fcntl$dupfd(r11, 0x0, r10) ioctl$PERF_EVENT_IOC_ENABLE(r14, 0x8912, 0x400200) ioctl$RTC_AIE_ON(r14, 0x7001) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x1250, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x8642957429963afb, @perf_config_ext={0x5, 0x4}, 0x10880, 0x7f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r8, 0xae80, 0x0) 04:21:31 executing program 0: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8914, &(0x7f0000000200)='wlan1\x00\x1b\x1a\xec\xb5\x12\x03F\xd9\x1f\xb9\xf2-\xda,C\xfdj\xe3\x8d\xe3\xd6\xe0|6l\xe9\xd9;\xea\x84\x13\xdf\xf7\xber\'\x8a\xd5W\xbb\xac%j\x9d\xeb\xba\xe6\xc4\xc4\xa9\xf5\xd5\xa1\xf5\\\x9b\xb2\a\xde\xbb\xc18\x84\xb5:f\xcb\xe8oOArYZ\xe1\xc9\x86\xfe\x88\x9d\xfa\xacJ\x1f\xebp\x00\xfb\xaad\x1a\xa0') socket(0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000600)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x24005}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000040)='wlan1\x00\x1b\x1a\xec\xb5\x12\x03F\xd9U\x1c\xc9%\x9b\xa0\xf5\xee\x16\x1f\xb9\xf2-\xda,C\xfdj\xe3\x8d\xe3\xd6\xe0|6l\xe9\xd9;\x13\xdf\xf7\xber\'\x8a\xd5\xd5\xe1\xf5\\\x9b\xb2\a\xde\xbb\xc18\x84\xb5:f\xcb\xe8oOArYZ\xe1\xc9\x86\xfe\x88\x9d\xfa\xacJ\x1f\xebp\xf5\xfb\xaad\x1a\xa0\xb1\x9c\xac\xe8\xff^9P\xee\x8aG\xdd2') 04:21:31 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1a", 0xe, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:31 executing program 4: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = fcntl$dupfd(r1, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) r3 = socket(0x2, 0x80002, 0x0) setsockopt$inet_int(r3, 0x0, 0xb, &(0x7f00000000c0)=0x1002, 0x4) sendto$inet(r3, 0x0, 0x0, 0x0, &(0x7f0000000000)={0x2, 0x4e1c}, 0x10) recvfrom(r3, 0x0, 0x0, 0x12062, 0x0, 0x0) [ 2659.966053][ T8508] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:31 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d7"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:31 executing program 0: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8914, &(0x7f0000000200)='wlan1\x00\x1b\x1a\xec\xb5\x12\x03F\xd9\x1f\xb9\xf2-\xda,C\xfdj\xe3\x8d\xe3\xd6\xe0|6l\xe9\xd9;\xea\x84\x13\xdf\xf7\xber\'\x8a\xd5W\xbb\xac%j\x9d\xeb\xba\xe6\xc4\xc4\xa9\xf5\xd5\xa1\xf5\\\x9b\xb2\a\xde\xbb\xc18\x84\xb5:f\xcb\xe8oOArYZ\xe1\xc9\x86\xfe\x88\x9d\xfa\xacJ\x1f\xebp\x00\xfb\xaad\x1a\xa0') socket(0x0, 0x0, 0x0) perf_event_open(&(0x7f0000000600)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3c43, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext, 0x24005}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r1, 0x8914, &(0x7f0000000040)='wlan1\x00\x1b\x1a\xec\xb5\x12\x03F\xd9U\x1c\xc9%\x9b\xa0\xf5\xee\x16\x1f\xb9\xf2-\xda,C\xfdj\xe3\x8d\xe3\xd6\xe0|6l\xe9\xd9;\x13\xdf\xf7\xber\'\x8a\xd5\xd5\xe1\xf5\\\x9b\xb2\a\xde\xbb\xc18\x84\xb5:f\xcb\xe8oOArYZ\xe1\xc9\x86\xfe\x88\x9d\xfa\xacJ\x1f\xebp\xf5\xfb\xaad\x1a\xa0\xb1\x9c\xac\xe8\xff^9P\xee\x8aG\xdd2') 04:21:32 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c9", 0x10, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:32 executing program 1: r0 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x10000000000002, 0x0) ioctl$int_out(0xffffffffffffffff, 0x800280804524, &(0x7f00000000c0)) write$cgroup_type(r0, &(0x7f0000000000)='threaded\x00', 0x9) r1 = openat$kvm(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/kvm\x00', 0x0, 0x0) r2 = socket$inet_smc(0x2b, 0x1, 0x0) setsockopt$sock_int(r2, 0x1, 0x6, &(0x7f0000000340), 0x4) r3 = ioctl$KVM_CREATE_VM(r1, 0xae01, 0x0) r4 = epoll_create1(0x0) r5 = epoll_create1(0x0) r6 = timerfd_create(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r6, &(0x7f0000001280)) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r4, &(0x7f00000000c0)) openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, 0xffffffffffffffff, &(0x7f0000000000)) epoll_create1(0x0) timerfd_create(0x0, 0x0) r7 = openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x0, 0x0) ioctl$KVM_ENABLE_CAP(r7, 0x4068aea3, 0x0) write$binfmt_misc(0xffffffffffffffff, &(0x7f00000001c0)=ANY=[@ANYBLOB="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"], 0xffffff1c) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) r8 = ioctl$KVM_CREATE_VCPU(r3, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r3, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x2, 0x0, 0xfffffdac) r9 = openat$dlm_plock(0xffffffffffffff9c, &(0x7f0000000080)='/dev/dlm_plock\x00', 0x18000, 0x0) syz_kvm_setup_cpu$x86(r9, r8, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text32={0x20, &(0x7f0000000500)="66baf80cb8307d8e81ef66bafc0c66b80a0066efc4c21da658edc4c27d24ef67660f3881332e0f09660fc731b805000000b9d138de3f0f01d966b8b5000f00d026f30f2c4a02c4c1f1fdc9"}], 0x43, 0x20, 0x0, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$dupfd(r13, 0x0, r12) shutdown(r12, 0x0) r14 = fcntl$dupfd(r11, 0x0, r10) ioctl$PERF_EVENT_IOC_ENABLE(r14, 0x8912, 0x400200) ioctl$RTC_AIE_ON(r14, 0x7001) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x1250, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x8642957429963afb, @perf_config_ext={0x5, 0x4}, 0x10880, 0x7f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r8, 0xae80, 0x0) 04:21:32 executing program 4: r0 = socket$inet6(0xa, 0x40000080806, 0x0) bind$inet6(r0, &(0x7f000047b000)={0xa, 0x4e20}, 0x1c) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x1, 0x0) ioctl$VIDIOC_SUBDEV_G_FMT(r1, 0xc0585604, &(0x7f0000000080)={0x1, 0x0, {0xffffff4a, 0x0, 0x300b, 0x6, 0x0, 0x0, 0x2, 0x6}}) listen(r0, 0x20000003) r2 = socket$inet6(0xa, 0x6, 0x0) connect$inet6(r2, &(0x7f0000419000)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) r3 = accept4(r0, 0x0, 0x0, 0x0) setsockopt$inet6_opts(r3, 0x29, 0x37, 0x0, 0x0) connect(r3, &(0x7f00007a8000)=@generic={0x0, "95cfb8c57ebde371503a38bd8e3f6ba990189977170a070502000000269a0b966b9b9d3289c8784f16963ce7c312649ce2996cd4d2fb7a95ff986185874a2d44029a01f46a380e73c5477efe9e01548612afd6c667be500d748038f499a492ef8fe4e6265300"}, 0x80) ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") syz_genetlink_get_family_id$nl80211(&(0x7f0000000080)='nl80211\x00') 04:21:32 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x5865) [ 2660.434623][ T8736] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. [ 2660.452390][ T27] audit: type=1804 audit(1580271692.306:5651): pid=8622 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3560/bus/bus" dev="overlay" ino=16738 res=1 04:21:32 executing program 0: r0 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x10000000000002, 0x0) r1 = syz_open_dev$evdev(&(0x7f0000000080)='/dev/input/event#\x00', 0x0, 0x0) ioctl$int_out(r1, 0x800280804524, &(0x7f00000000c0)) write$cgroup_type(r0, &(0x7f0000000000)='threaded\x00', 0x9) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/kvm\x00', 0x0, 0x0) r3 = socket$inet_smc(0x2b, 0x1, 0x0) setsockopt$sock_int(r3, 0x1, 0x6, &(0x7f0000000340), 0x4) r4 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x511001, 0x0) r5 = epoll_create1(0x0) r6 = epoll_create1(0x0) r7 = timerfd_create(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r7, &(0x7f0000001280)) epoll_ctl$EPOLL_CTL_ADD(r6, 0x1, r5, &(0x7f00000000c0)) r8 = openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x0, 0x0) r9 = dup3(r7, r8, 0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r9, &(0x7f0000000000)) epoll_create1(0x0) r10 = timerfd_create(0x0, 0x0) r11 = openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x0, 0x0) dup3(r10, r11, 0x0) ioctl$KVM_ENABLE_CAP(r11, 0x4068aea3, 0x0) openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000200)='/dev/ttyS3\x00', 0x10000, 0x0) r12 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x5) write$binfmt_misc(r12, &(0x7f0000000600)=ANY=[@ANYBLOB="5300000044a6aeabec2e1520000000000000001000fff64017db9820000000003b08d403ffff633b27e59aa144175dd106736d24c3f2c876d699010000000004000000000000c7ec6e26560000080000ab31c3a45780fa9dcf6af90dbbede53b853b807511e7330a87d1e059855db90a452c600301b9f01c936f71358edec3ff8897ad63aa106dd21ef6e8a753"], 0xffffff1c) sendmsg$nl_route(r12, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000400)={&(0x7f00000002c0)=ANY=[]}, 0x1, 0x0, 0x0, 0x40}, 0xec586ad5a4d5db69) r13 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r4, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x2, 0x0, 0xfffffdac) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r13, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000100)="460f300f07c483614804ee08440f20c03506000000440f22c0c402f93473230f09f20f013cb9b805000000b9c00000000f01d90fc728c4c1f9e79f2e000000", 0x3f}], 0x1, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x1250, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x8642957429963afb, @perf_config_ext={0x5, 0x4}, 0x10880, 0x7f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r13, 0xae80, 0x0) [ 2660.597319][ T27] audit: type=1804 audit(1580271692.456:5652): pid=8806 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3560/bus/bus" dev="overlay" ino=16738 res=1 04:21:32 executing program 4: r0 = socket$inet6(0xa, 0x40000080806, 0x0) bind$inet6(r0, &(0x7f000047b000)={0xa, 0x4e20}, 0x1c) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x1, 0x0) ioctl$VIDIOC_SUBDEV_G_FMT(r1, 0xc0585604, &(0x7f0000000080)={0x1, 0x0, {0xffffff4a, 0x0, 0x300b, 0x6, 0x0, 0x0, 0x2, 0x6}}) listen(r0, 0x20000003) r2 = socket$inet6(0xa, 0x6, 0x0) connect$inet6(r2, &(0x7f0000419000)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) r3 = accept4(r0, 0x0, 0x0, 0x0) setsockopt$inet6_opts(r3, 0x29, 0x37, 0x0, 0x0) connect(r3, &(0x7f00007a8000)=@generic={0x0, "95cfb8c57ebde371503a38bd8e3f6ba990189977170a070502000000269a0b966b9b9d3289c8784f16963ce7c312649ce2996cd4d2fb7a95ff986185874a2d44029a01f46a380e73c5477efe9e01548612afd6c667be500d748038f499a492ef8fe4e6265300"}, 0x80) ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") syz_genetlink_get_family_id$nl80211(&(0x7f0000000080)='nl80211\x00') 04:21:32 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c9", 0x10, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:32 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x6000) 04:21:32 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d7"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2660.876680][ T8958] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:32 executing program 0: clone(0x3000000a0160101, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, 0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) fcntl$dupfd(r2, 0x0, r2) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000000240), &(0x7f0000000280)=0x5) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x8, 0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00'}, 0x48) pipe(&(0x7f00000008c0)={0xffffffffffffffff}) vmsplice(r3, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) 04:21:32 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c9", 0x10, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:32 executing program 4: syz_open_dev$evdev(0x0, 0x0, 0x0) write$cgroup_type(0xffffffffffffffff, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/kvm\x00', 0x0, 0x0) socket$inet_smc(0x2b, 0x1, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) epoll_create1(0x0) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, 0x0) openat$zero(0xffffffffffffff9c, 0x0, 0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, 0xffffffffffffffff, &(0x7f0000000000)) epoll_create1(0x0) timerfd_create(0x0, 0x0) r2 = openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x0, 0x0) ioctl$KVM_ENABLE_CAP(r2, 0x4068aea3, 0x0) r3 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x2, 0x0, 0xfffffdac) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r3, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000100)="460f300f07c483614804ee08440f20c03506000000440f22c0c402f93473230f09f20f013cb9b805000000b9c00000000f01d90fc728c4c1f9e79f2e000000", 0x3f}], 0x1, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x1250, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x0, @perf_config_ext={0x0, 0x4}, 0x10880, 0x7f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r3, 0xae80, 0x0) 04:21:33 executing program 1: r0 = socket(0xa, 0x1, 0x0) close(r0) r1 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r1, 0x84, 0x6e, &(0x7f0000961fe4)=[@in={0x2, 0x0, @dev}], 0x10) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_PEER_ADDR_THLDS(r0, 0x84, 0x18, &(0x7f0000000000)={r2, @in={{0x2, 0x0, @empty}}}, &(0x7f0000000100)=0x90) [ 2661.166573][ T27] audit: type=1804 audit(1580271693.026:5653): pid=8971 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3561/bus/bus" dev="overlay" ino=16531 res=1 [ 2661.273103][ T27] audit: type=1804 audit(1580271693.116:5654): pid=8971 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3561/bus/bus" dev="overlay" ino=16531 res=1 [ 2661.327482][ T27] audit: type=1804 audit(1580271693.126:5655): pid=8968 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3561/bus/bus" dev="overlay" ino=16531 res=1 [ 2661.364273][ T8995] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:33 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d7"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:33 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x6558) 04:21:33 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f", 0x11, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:33 executing program 4: syz_genetlink_get_family_id$batadv(&(0x7f0000007580)='batadv\x00') sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) socket$inet6_udplite(0xa, 0x2, 0x88) ioctl$SNDRV_CTL_IOCTL_PCM_PREFER_SUBDEVICE(0xffffffffffffffff, 0x40045532, &(0x7f00000000c0)) ioctl$sock_inet6_SIOCADDRT(0xffffffffffffffff, 0x890b, &(0x7f00000002c0)={@mcast1, @mcast1, @mcast1, 0x0, 0x0, 0x4}) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = fcntl$dupfd(r0, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) sendmsg$BATADV_CMD_GET_DAT_CACHE(0xffffffffffffffff, 0x0, 0x0) r2 = socket(0x40000000001, 0x80001, 0x0) io_setup(0x7, &(0x7f0000000140)=0x0) io_submit(r3, 0x1, &(0x7f0000000300)=[&(0x7f00000002c0)={0x0, 0x0, 0x0, 0x0, 0x0, r2, 0x0}]) io_pgetevents(r3, 0x0, 0x0, 0x0, &(0x7f0000000140)={0x77359400}, 0x0) [ 2661.789158][ T9197] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:33 executing program 0: r0 = socket$inet6(0xa, 0x40000080806, 0x0) bind$inet6(r0, &(0x7f000047b000)={0xa, 0x4e20}, 0x1c) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x1, 0x0) ioctl$VIDIOC_SUBDEV_G_FMT(r1, 0xc0585604, &(0x7f0000000080)={0x1, 0x0, {0xffffff4a, 0x0, 0x300b, 0x6, 0x0, 0x0, 0x2, 0x6}}) listen(r0, 0x20000003) r2 = socket$inet6(0xa, 0x6, 0x0) connect$inet6(r2, &(0x7f0000419000)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) r3 = accept4(r0, 0x0, 0x0, 0x0) setsockopt$inet6_opts(r3, 0x29, 0x37, 0x0, 0x0) connect(r3, &(0x7f00007a8000)=@generic={0x0, "95cfb8c57ebde371503a38bd8e3f6ba990189977170a070502000000269a0b966b9b9d3289c8784f16963ce7c312649ce2996cd4d2fb7a95ff986185874a2d44029a01f46a380e73c5477efe9e01548612afd6c667be500d748038f499a492ef8fe4e6265300"}, 0x80) ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") syz_genetlink_get_family_id$nl80211(0x0) 04:21:33 executing program 4: r0 = socket$kcm(0x29, 0x2, 0x0) ioctl$PERF_EVENT_IOC_SET_FILTER(r0, 0x8923, &(0x7f0000000280)='wlan1\x00\x1b\x1a\xec\xb5\x12\x03F\xd9\x1f\xb9\xf2-\xda,C\xfdj\xe3\x8d\xe3\xd6\xe0|6l\xe9\xd9;\xea\x84\x13\xdf\xf7\xber\'\x8a\xd5W\xbb\xac%j\x9d\xeb\xba\xe6\xc4\xc4\xa9\xf5\xd5\xa1\xf5\\\x9b\xb2\a\xde\xbb\xd98\x84\xb5:f\xcb\xe8oO\x00\x00\x00\x00\x00\x00\x00\t\x88\x9d\xfa\xacJ\x1f\xebp\x00\xfb\xaad\x1a\xa0\"\x0fzi\xbb\xd0\x96iI\x9d\xcd\xcd<\xd0\xfa\xbb\x8d-YC\xab6q:h\xac*\xb6^1\x8f}\x005t\f\xe1\xd5\xf9!\x84X\xfa\xd4S\x15/\x8c~\x97\xb63\xb74%\x8d\xaf\x12y\xcb\xb6\x90\x82\x0e\xd8\xa9q;\xba`D\x84\xa2\xf41\xfe\xcbJv\xde\xffI\x9ds\xdb\f\x8d\xaa\"\x00\xbc\xfd\xefu\\\xc4\xf8R\xce^@') socket$kcm(0x29, 0x2, 0x0) [ 2661.949594][ T27] audit: type=1804 audit(1580271693.806:5656): pid=9306 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3562/bus/bus" dev="overlay" ino=16542 res=1 04:21:34 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f", 0x11, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:34 executing program 0: r0 = socket$inet6(0xa, 0x40000080806, 0x0) bind$inet6(r0, &(0x7f000047b000)={0xa, 0x4e20}, 0x1c) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat(0xffffffffffffffff, &(0x7f0000000040)='./file0\x00', 0x1, 0x0) ioctl$VIDIOC_SUBDEV_G_FMT(r1, 0xc0585604, &(0x7f0000000080)={0x1, 0x0, {0xffffff4a, 0x0, 0x300b, 0x6, 0x0, 0x0, 0x2, 0x6}}) listen(r0, 0x20000003) r2 = socket$inet6(0xa, 0x6, 0x0) connect$inet6(r2, &(0x7f0000419000)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) r3 = accept4(r0, 0x0, 0x0, 0x0) setsockopt$inet6_opts(r3, 0x29, 0x37, 0x0, 0x0) connect(r3, &(0x7f00007a8000)=@generic={0x0, "95cfb8c57ebde371503a38bd8e3f6ba990189977170a070502000000269a0b966b9b9d3289c8784f16963ce7c312649ce2996cd4d2fb7a95ff986185874a2d44029a01f46a380e73c5477efe9e01548612afd6c667be500d748038f499a492ef8fe4e6265300"}, 0x80) ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") syz_genetlink_get_family_id$nl80211(0x0) [ 2662.127808][ T9413] mac80211_hwsim hwsim5 ò-Ú,CýjããÖà|6l: renamed from wlan1 04:21:34 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:34 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x80fe) 04:21:34 executing program 1: r0 = syz_open_dev$mouse(&(0x7f0000000040)='/dev/input/mouse#\x00', 0x10000000000002, 0x0) r1 = syz_open_dev$evdev(&(0x7f0000000080)='/dev/input/event#\x00', 0x0, 0x0) ioctl$int_out(r1, 0x800280804524, &(0x7f00000000c0)) write$cgroup_type(r0, &(0x7f0000000000)='threaded\x00', 0x9) r2 = openat$kvm(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/kvm\x00', 0x0, 0x0) r3 = socket$inet_smc(0x2b, 0x1, 0x0) setsockopt$sock_int(r3, 0x1, 0x6, &(0x7f0000000340), 0x4) r4 = ioctl$KVM_CREATE_VM(r2, 0xae01, 0x0) openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x511001, 0x0) r5 = epoll_create1(0x0) r6 = epoll_create1(0x0) r7 = timerfd_create(0x0, 0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r7, &(0x7f0000001280)) epoll_ctl$EPOLL_CTL_ADD(r6, 0x1, r5, &(0x7f00000000c0)) r8 = openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x0, 0x0) r9 = dup3(r7, r8, 0x0) epoll_ctl$EPOLL_CTL_ADD(r5, 0x1, r9, &(0x7f0000000000)) epoll_create1(0x0) r10 = openat$zero(0xffffffffffffff9c, &(0x7f0000000180)='/dev/zero\x00', 0x0, 0x0) dup3(0xffffffffffffffff, r10, 0x0) ioctl$KVM_ENABLE_CAP(r10, 0x4068aea3, 0x0) openat$ttyS3(0xffffffffffffff9c, &(0x7f0000000200)='/dev/ttyS3\x00', 0x10000, 0x0) r11 = syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x0, 0x5) write$binfmt_misc(r11, &(0x7f0000000600)=ANY=[@ANYBLOB="5300000044a6aeabec2e1520000000000000001000fff64017db9820000000003b08d403ffff633b27e59aa144175dd106736d24c3f2c876d699010000000004000000000000c7ec6e26560000080000ab31c3a45780fa9dcf6af90dbbede53b853b807511e7330a87d1e059855db90a452c600301b9f01c936f71358edec3ff8897ad63aa106dd21ef6e8a753"], 0xffffff1c) sendmsg$nl_route(r11, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000400), 0x1, 0x0, 0x0, 0x40}, 0xec586ad5a4d5db69) r12 = ioctl$KVM_CREATE_VCPU(r4, 0xae41, 0x0) syz_kvm_setup_cpu$x86(r4, 0xffffffffffffffff, &(0x7f0000fe8000/0x18000)=nil, 0x0, 0x0, 0x2, 0x0, 0xfffffdac) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r12, &(0x7f0000fe8000/0x18000)=nil, &(0x7f0000000140)=[@text64={0x40, &(0x7f0000000100)="460f300f07c483614804ee08440f20c03506000000440f22c0c402f93473230f09f20f013cb9b805000000b9c00000000f01d90fc728c4c1f9e79f2e000000", 0x3f}], 0x1, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x1250, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffc, 0x8642957429963afb, @perf_config_ext={0x5, 0x4}, 0x10880, 0x7f}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_RUN(r12, 0xae80, 0x0) [ 2662.234796][ T9516] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:34 executing program 4: r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) read$midi(r0, 0x0, 0xd) 04:21:34 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f", 0x11, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2662.358084][ T9523] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:34 executing program 0: openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000140)={0x26, 'skcipher\x00', 0x0, 0x0, 'chacha20-generic\x00'}, 0x58) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0xea, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0x0) accept$alg(r0, 0x0, 0x0) socket$rds(0x15, 0x5, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clock_gettime(0x0, &(0x7f0000000240)={0x0, 0x0}) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800}, 0x0, &(0x7f0000000140)={0x1ff}, &(0x7f0000000200)={0x0, r1+30000000}, 0x0) 04:21:34 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2662.552915][ C1] sd 0:0:1:0: [sg0] tag#5925 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK cmd_age=0s [ 2662.563339][ C1] sd 0:0:1:0: [sg0] tag#5925 CDB: Test Unit Ready [ 2662.570085][ C1] sd 0:0:1:0: [sg0] tag#5925 CDB[00]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2662.579698][ C1] sd 0:0:1:0: [sg0] tag#5925 CDB[10]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2662.589291][ C1] sd 0:0:1:0: [sg0] tag#5925 CDB[20]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2662.598887][ C1] sd 0:0:1:0: [sg0] tag#5925 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2662.608498][ C1] sd 0:0:1:0: [sg0] tag#5925 CDB[40]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2662.618171][ C1] sd 0:0:1:0: [sg0] tag#5925 CDB[50]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2662.630471][ C1] sd 0:0:1:0: [sg0] tag#5925 CDB[60]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2662.640188][ C1] sd 0:0:1:0: [sg0] tag#5925 CDB[70]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2662.649837][ C1] sd 0:0:1:0: [sg0] tag#5925 CDB[80]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2662.659581][ C1] sd 0:0:1:0: [sg0] tag#5925 CDB[90]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2662.669261][ C1] sd 0:0:1:0: [sg0] tag#5925 CDB[a0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2662.678871][ C1] sd 0:0:1:0: [sg0] tag#5925 CDB[b0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2662.688551][ C1] sd 0:0:1:0: [sg0] tag#5925 CDB[c0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 04:21:34 executing program 4: r0 = socket$inet(0x2, 0x2000080001, 0x84) bind$inet(r0, &(0x7f0000000080)={0x2, 0x4e20, @loopback}, 0x10) sendmsg(r0, &(0x7f000001afc8)={&(0x7f0000006000)=@in={0x2, 0x4e20, @loopback}, 0x80, &(0x7f0000007f80)=[{&(0x7f00000001c0)='*', 0x1a000}], 0x1}, 0x0) recvmmsg(r0, &(0x7f0000000100)=[{{0x0, 0x1c7, &(0x7f0000001580)=[{&(0x7f00000015c0)=""/4096, 0xfffffd78}], 0x1}}, {{0x0, 0x0, 0x0, 0x4a}}], 0x2, 0x0, 0x0) socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) openat$proc_capi20ncci(0xffffffffffffff9c, &(0x7f0000000040)='/proc/capi/capi20ncci\x00', 0x0, 0x0) syz_open_dev$video(&(0x7f00000000c0)='/dev/video#\x00', 0x0, 0x0) ioctl$int_in(r1, 0x800000c004500a, &(0x7f0000000300)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clock_gettime(0x0, &(0x7f0000000240)) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff, 0x13000000}, 0x0, 0x0) [ 2662.698134][ C1] sd 0:0:1:0: [sg0] tag#5925 CDB[d0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2662.707735][ C1] sd 0:0:1:0: [sg0] tag#5925 CDB[e0]: 00 00 00 00 00 00 00 00 00 00 00 00 04:21:34 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="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"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2662.899083][ T9549] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. [ 2662.958098][ C0] sd 0:0:1:0: [sg0] tag#5926 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK cmd_age=0s [ 2662.968618][ C0] sd 0:0:1:0: [sg0] tag#5926 CDB: Test Unit Ready [ 2662.976662][ C0] sd 0:0:1:0: [sg0] tag#5926 CDB[00]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2662.986521][ C0] sd 0:0:1:0: [sg0] tag#5926 CDB[10]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2662.996442][ C0] sd 0:0:1:0: [sg0] tag#5926 CDB[20]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2663.006019][ C0] sd 0:0:1:0: [sg0] tag#5926 CDB[30]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2663.015615][ C0] sd 0:0:1:0: [sg0] tag#5926 CDB[40]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2663.025426][ C0] sd 0:0:1:0: [sg0] tag#5926 CDB[50]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2663.035040][ C0] sd 0:0:1:0: [sg0] tag#5926 CDB[60]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2663.044636][ C0] sd 0:0:1:0: [sg0] tag#5926 CDB[70]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 04:21:34 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x8100) [ 2663.054348][ C0] sd 0:0:1:0: [sg0] tag#5926 CDB[80]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2663.063984][ C0] sd 0:0:1:0: [sg0] tag#5926 CDB[90]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2663.073616][ C0] sd 0:0:1:0: [sg0] tag#5926 CDB[a0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2663.083498][ C0] sd 0:0:1:0: [sg0] tag#5926 CDB[b0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2663.094824][ C0] sd 0:0:1:0: [sg0] tag#5926 CDB[c0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2663.104619][ C0] sd 0:0:1:0: [sg0] tag#5926 CDB[d0]: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 [ 2663.114256][ C0] sd 0:0:1:0: [sg0] tag#5926 CDB[e0]: 00 00 00 00 00 00 00 00 00 00 00 00 04:21:35 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2663.273267][ C0] net_ratelimit: 18 callbacks suppressed [ 2663.273276][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2663.273283][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2663.273350][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2663.279053][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 2663.285278][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2663.309503][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2663.353281][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2663.359352][ C1] protocol 88fb is buggy, dev hsr_slave_1 04:21:35 executing program 1: perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$tty20(0xc, 0x4, 0x1) ioctl$TIOCL_SETSEL(r0, 0x4b61, &(0x7f0000000100)) stat(0x0, 0x0) lstat(&(0x7f00000005c0)='./file0\x00', &(0x7f0000000600)) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0, 0xffc7}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$VIDIOC_TRY_EXT_CTRLS(r0, 0xc0205649, &(0x7f0000000140)={0xf000000, 0x85d0, 0x4, r1, 0x0, &(0x7f00000000c0)={0xa10901, 0x1, [], @p_u32=&(0x7f0000000080)=0x98000000}}) mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='fuse\x00', 0x4004000, &(0x7f0000000180)={{'fd', 0x3d, r2}, 0x2c, {'rootmode', 0x3d, 0x8000}, 0x2c, {'user_id'}, 0x2c, {'group_id'}, 0x2c, {[{@blksize={'blksize', 0x3d, 0x1800}}, {@max_read={'max_read', 0x3d, 0x8}}, {@blksize={'blksize', 0x3d, 0x1400}}, {@max_read={'max_read', 0x3d, 0x7fff}}], [{@subj_user={'subj_user', 0x3d, 'wlan1eth0{proc'}}, {@subj_user={'subj_user', 0x3d, 'self'}}]}}) 04:21:35 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_dev$tty20(0xc, 0x4, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) creat(&(0x7f0000000300)='./file0\x00', 0x0) openat$cgroup_int(0xffffffffffffffff, 0x0, 0x2, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x34a, 0x1a, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000240)={0x0, 0x11d000}) socket$caif_stream(0x25, 0x1, 0x5) geteuid() creat(0x0, 0x0) splice(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x3e7) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) sendmsg$alg(0xffffffffffffffff, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000440)=ANY=[@ANYBLOB="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"/3359], 0xd1f}, 0xc1) [ 2663.543722][ T9770] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:35 executing program 0: openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000140)={0x26, 'skcipher\x00', 0x0, 0x0, 'chacha20-generic\x00'}, 0x58) perf_event_open(&(0x7f000025c000)={0x2, 0x70, 0xea, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0x0) accept$alg(r0, 0x0, 0x0) socket$rds(0x15, 0x5, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) clock_gettime(0x0, &(0x7f0000000240)={0x0, 0x0}) pselect6(0x40, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x800}, 0x0, &(0x7f0000000140)={0x1ff}, &(0x7f0000000200)={0x0, r1+30000000}, 0x0) [ 2663.607830][ T27] kauditd_printk_skb: 6 callbacks suppressed [ 2663.607852][ T27] audit: type=1804 audit(1580271695.466:5663): pid=9776 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3564/bus/bus" dev="overlay" ino=16722 res=1 04:21:35 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:35 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d7"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:35 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x9102) 04:21:35 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) r4 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={r5, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000180)={r5, @in={{0x2, 0x4e20, @rand_addr=0x7}}}, &(0x7f0000000080)=0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="02e0280ed208a8000000", @ANYRES32=0x0, @ANYRES32=0x0], 0x0) pipe(&(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = epoll_create1(0x0) r8 = timerfd_create(0x0, 0x0) clock_gettime(0x0, &(0x7f0000000240)={0x0, 0x0}) timerfd_settime(r8, 0x0, &(0x7f0000000100)={{0x77359400}, {0x0, r9+30000000}}, 0x0) dup3(r8, r7, 0x0) splice(r7, 0x0, r6, 0x0, 0x400, 0x0) 04:21:35 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_dev$tty20(0xc, 0x4, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) creat(&(0x7f0000000300)='./file0\x00', 0x0) openat$cgroup_int(0xffffffffffffffff, 0x0, 0x2, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x34a, 0x1a, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000240)={0x0, 0x11d000}) socket$caif_stream(0x25, 0x1, 0x5) geteuid() creat(0x0, 0x0) splice(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x3e7) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) sendmsg$alg(0xffffffffffffffff, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000440)=ANY=[@ANYBLOB="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"], 0xd05}, 0x0) [ 2663.891843][ T9888] VFS: Can't find a Minix filesystem V1 | V2 | V3 on device loop5. 04:21:35 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2664.122151][ T27] audit: type=1804 audit(1580271695.976:5664): pid=9900 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3565/bus/bus" dev="overlay" ino=16522 res=1 [ 2664.226325][ T9917] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2664.244097][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2664.250782][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2664.261369][ T9917] minix_free_inode: bit 1 already cleared [ 2664.294994][ T27] audit: type=1804 audit(1580271696.156:5665): pid=9937 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3565/bus/bus" dev="overlay" ino=16522 res=1 04:21:36 executing program 4: perf_event_open(&(0x7f0000000180)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0x8, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) creat(&(0x7f0000000100)='./file0\x00', 0x0) syz_mount_image$bfs(&(0x7f0000000000)='bfs\x00', &(0x7f0000000040)='./file0\x00', 0x80000004, 0x1, &(0x7f0000000080)=[{&(0x7f0000000180)="cefaad1bb83c000000dc", 0xa}], 0x0, 0x0) r0 = socket$inet(0x2, 0x0, 0x2) setsockopt$inet_int(r0, 0x1f00000000000000, 0xd2, &(0x7f0000000000), 0x3c) 04:21:36 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xc0fe) 04:21:36 executing program 0: socket$inet6_tcp(0xa, 0x1, 0x0) r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000000280)={0x2, 0x4e23, @multicast1}, 0x10) sendto$inet(r0, 0x0, 0x74, 0x200087bd, &(0x7f0000000040)={0x2, 0x4e23, @empty}, 0x10) sendto$inet(r0, &(0x7f0000000000)='\f', 0xfb386d1f6a4fd2b4, 0x40848ca, 0x0, 0xfffffe6b) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$audio(0xffffffffffffff9c, &(0x7f0000000180)='/dev/audio\x00', 0x0, 0x0) socketpair$unix(0x1, 0x3, 0x0, &(0x7f0000000080)) ioctl$int_in(r1, 0x800000c004500a, &(0x7f0000000300)) clock_gettime(0x0, &(0x7f0000000240)={0x0, 0x0}) pselect6(0xc, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, &(0x7f0000000200)={0x0, r2+30000000}, 0x0) 04:21:36 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2664.576455][T10017] BFS-fs: bfs_fill_super(): loop4 is unclean, continuing [ 2664.802940][T10122] MINIX-fs: mounting unchecked file system, running fsck is recommended 04:21:36 executing program 4: ioctl$sock_proto_private(0xffffffffffffffff, 0x0, &(0x7f0000000680)="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") setxattr$system_posix_acl(0x0, 0x0, &(0x7f0000000300), 0x24, 0x0) syz_mount_image$vfat(&(0x7f0000000540)='vfat\x00', &(0x7f00000002c0)='./file0\x00', 0x0, 0x1, &(0x7f0000000380)=[{&(0x7f0000000100)="eb3c906d6b66732e666174000204010002000270fff8", 0xffdf}], 0x0, 0x0) mkdir(&(0x7f0000000000)='./file0/file0\x00', 0x0) 04:21:36 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000128000/0x3000)=nil, 0x3000, 0x0) dup(0xffffffffffffffff) mlock(&(0x7f00004fb000/0x3000)=nil, 0x3000) setsockopt$packet_int(0xffffffffffffffff, 0x107, 0x0, 0x0, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x1, 0x5, &(0x7f0000000200)=ANY=[@ANYBLOB="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"/434], &(0x7f0000000140)='GPL\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000140)={r0, 0x2, 0x124, 0x0, &(0x7f0000001140)="afa55ea5081d1dc7610da2290f9e", 0x0, 0x737, 0x0, 0xfffffffffffffcfc, 0xfffffffffffffd82, &(0x7f0000000000), &(0x7f00000003c0)="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"}, 0x28) dup2(0xffffffffffffffff, r0) getsockopt$inet_sctp6_SCTP_EVENTS(0xffffffffffffffff, 0x84, 0xb, 0x0, &(0x7f0000003580)) setsockopt$packet_drop_memb(0xffffffffffffffff, 0x107, 0x2, &(0x7f0000002380)={0x0, 0x1, 0x6, @broadcast}, 0x10) socket$nl_generic(0x10, 0x3, 0x10) [ 2664.850584][T10122] minix_free_inode: bit 1 already cleared 04:21:36 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d7"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:36 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) socket$netlink(0x10, 0x3, 0x0) ioctl(0xffffffffffffffff, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") 04:21:36 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xfc00) [ 2665.226578][T10450] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2665.284331][T10450] minix_free_inode: bit 1 already cleared [ 2665.310107][ T27] audit: type=1804 audit(1580271697.166:5666): pid=10455 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3566/bus/bus" dev="overlay" ino=16803 res=1 [ 2665.350658][ T27] audit: type=1804 audit(1580271697.206:5667): pid=10377 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3566/bus/bus" dev="overlay" ino=16803 res=1 [ 2665.432890][ T27] audit: type=1804 audit(1580271697.206:5668): pid=10455 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3566/bus/bus" dev="overlay" ino=16803 res=1 04:21:37 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) r4 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={r5, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000180)={r5, @in={{0x2, 0x4e20, @rand_addr=0x7}}}, &(0x7f0000000080)=0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="02e0280ed208a8000000", @ANYRES32=0x0, @ANYRES32=0x0], 0x0) pipe(&(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = epoll_create1(0x0) r8 = timerfd_create(0x0, 0x0) clock_gettime(0x0, &(0x7f0000000240)={0x0, 0x0}) timerfd_settime(r8, 0x0, &(0x7f0000000100)={{0x77359400}, {0x0, r9+30000000}}, 0x0) dup3(r8, r7, 0x0) splice(r7, 0x0, r6, 0x0, 0x400, 0x0) 04:21:37 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mprotect(&(0x7f0000128000/0x3000)=nil, 0x3000, 0x0) dup(0xffffffffffffffff) mlock(&(0x7f00004fb000/0x3000)=nil, 0x3000) setsockopt$packet_int(0xffffffffffffffff, 0x107, 0x0, 0x0, 0x0) r0 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x1, 0x5, &(0x7f0000000200)=ANY=[@ANYBLOB="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"/434], &(0x7f0000000140)='GPL\x00'}, 0x48) bpf$BPF_PROG_TEST_RUN(0xa, &(0x7f0000000140)={r0, 0x2, 0x124, 0x0, &(0x7f0000001140)="afa55ea5081d1dc7610da2290f9e", 0x0, 0x737, 0x0, 0xfffffffffffffcfc, 0xfffffffffffffd82, &(0x7f0000000000), &(0x7f00000003c0)="14be1519cbadc73050e32edbd47efd676987a6716a741a33c8957714fbfe696a8930600438ca34510bd90bbd6f787f487b52d80fc15b8d41cb077ea172fbcbcd66c1278422573df982a20a9d92c21c7baeba610f9434380cbb5703e5397d6efd14fd2dfcbae47a1f2cc5cf639af66b732c89bfe97beac2d371530a12a22bc9248afd660de0e1cb6c00eeb4b58ba317790404feba733321930c9547340100ac5735542b3f99ba8a43539694db25353582812e74ea5a921adcfa28976866de3d421cfa4ead88c15faa496c4e55842be34edf91e0b6bf1db52a0787294c346257e8c1becbbdac6ebda017ca36fe16193e43f5815962b9d4b57f27b4cd15fefb45c6a9a35c3b9381824d6edca23aa39c4b050c09d7925c462f590d0a7fbcd3564a2c7f82505803dabc207faaa92d4e2cb110266a444ab0c69173965070fffbc700272dfce09dce051adbbc75b1ed23f16e0b30e384478a7aabc260758f63744a460d02b7fd7ad6981c5b187a80d50c78dfb791d9148d8f636e077c90b71fecebbdd17d12bc9e9735e074727b251a78e096d798d9d32a81e8aac51911c5f630741a1a10c292d5a3e3cb4171a49627a23d7c1406fa0340a69675927d2eee402834cddca5a55049a2fbd5d038713fba6716e0f6b77bd158cb17ef491f4f99cad70cae96"}, 0x28) dup2(0xffffffffffffffff, r0) getsockopt$inet_sctp6_SCTP_EVENTS(0xffffffffffffffff, 0x84, 0xb, 0x0, &(0x7f0000003580)) setsockopt$packet_drop_memb(0xffffffffffffffff, 0x107, 0x2, &(0x7f0000002380)={0x0, 0x1, 0x6, @broadcast}, 0x10) socket$nl_generic(0x10, 0x3, 0x10) 04:21:37 executing program 4: perf_event_open(&(0x7f0000000200)={0x0, 0x70, 0x103, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x5}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000001380)=[{&(0x7f0000000180)=""/148, 0x13d}], 0x1, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/tcp6\x00') preadv(r0, &(0x7f0000000480), 0x10000000000001f4, 0x0) 04:21:37 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d7"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:37 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xfe80) 04:21:37 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x0, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2666.008920][T10476] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2666.035515][T10476] minix_free_inode: bit 1 already cleared [ 2666.093319][ T27] audit: type=1804 audit(1580271697.946:5669): pid=10473 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3567/bus/bus" dev="overlay" ino=16755 res=1 04:21:38 executing program 0: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) r4 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={r5, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000180)={r5, @in={{0x2, 0x4e20, @rand_addr=0x7}}}, &(0x7f0000000080)=0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="02e0280ed208a8000000", @ANYRES32=0x0, @ANYRES32=0x0], 0x0) pipe(&(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = epoll_create1(0x0) r8 = timerfd_create(0x0, 0x0) clock_gettime(0x0, &(0x7f0000000240)={0x0, 0x0}) timerfd_settime(r8, 0x0, &(0x7f0000000100)={{0x77359400}, {0x0, r9+30000000}}, 0x0) dup3(r8, r7, 0x0) splice(r7, 0x0, r6, 0x0, 0x400, 0x0) 04:21:38 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x0, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2666.216221][ T27] audit: type=1804 audit(1580271698.076:5670): pid=10588 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3567/bus/bus" dev="overlay" ino=16755 res=1 04:21:38 executing program 4: perf_event_open(&(0x7f0000000200)={0x0, 0x70, 0x103, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x5}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) preadv(0xffffffffffffffff, &(0x7f0000001380)=[{&(0x7f0000000180)=""/148, 0x13d}], 0x1, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000100)='net/tcp6\x00') preadv(r0, &(0x7f0000000480), 0x10000000000001f4, 0x0) 04:21:38 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xfec0) 04:21:38 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9a374d27f403e49c441c9a9"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2666.375008][T10592] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2666.383578][T10592] minix_free_inode: bit 1 already cleared 04:21:38 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x0, &(0x7f0000000000)="080db5055e0bcfe8478071") [ 2666.698241][ T27] audit: type=1804 audit(1580271698.556:5671): pid=10608 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3568/bus/bus" dev="overlay" ino=16538 res=1 [ 2666.768161][T10611] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2666.779605][T10611] minix_free_inode: bit 1 already cleared [ 2666.888633][ T27] audit: type=1804 audit(1580271698.716:5672): pid=10612 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3568/bus/bus" dev="overlay" ino=16538 res=1 04:21:38 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) r4 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={r5, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000180)={r5, @in={{0x2, 0x4e20, @rand_addr=0x7}}}, &(0x7f0000000080)=0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="02e0280ed208a8000000", @ANYRES32=0x0, @ANYRES32=0x0], 0x0) pipe(&(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = epoll_create1(0x0) r8 = timerfd_create(0x0, 0x0) clock_gettime(0x0, &(0x7f0000000240)={0x0, 0x0}) timerfd_settime(r8, 0x0, &(0x7f0000000100)={{0x77359400}, {0x0, r9+30000000}}, 0x0) dup3(r8, r7, 0x0) splice(r7, 0x0, r6, 0x0, 0x400, 0x0) 04:21:38 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_dev$tty20(0xc, 0x4, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) creat(&(0x7f0000000300)='./file0\x00', 0x0) openat$cgroup_int(0xffffffffffffffff, 0x0, 0x2, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x34a, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000240)={0x0, 0x11d000}) socket$caif_stream(0x25, 0x1, 0x0) creat(0x0, 0x0) splice(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x3e7) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) sendmsg$alg(0xffffffffffffffff, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000440)=ANY=[@ANYBLOB="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"], 0x68f}, 0xc1) 04:21:38 executing program 0: r0 = openat$audio(0xffffffffffffff9c, &(0x7f0000000000)='/dev/audio\x00', 0x88000, 0x0) ioctl$int_in(r0, 0x800000c004500a, &(0x7f0000000300)) socket$rds(0x15, 0x5, 0x0) r1 = syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_tables_matches\x00') write$P9_RXATTRWALK(r1, &(0x7f00000001c0)={0xf, 0x1f, 0x1, 0x3d7}, 0xf) openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300)='/dev/ptmx\x00', 0x0, 0x0) socket(0x2000000011, 0x4000000000080002, 0x0) perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) setsockopt$EBT_SO_SET_COUNTERS(0xffffffffffffffff, 0x0, 0x81, &(0x7f0000000340)={'broute\x00', 0x0, 0x0, 0x0, [], 0x8, &(0x7f0000000200)=[{}, {}], 0x0, [{}, {}, {}, {}, {}, {}, {}, {}]}, 0xf8) pselect6(0x40, &(0x7f00000000c0), 0x0, &(0x7f0000000140)={0x1ff}, 0x0, 0x0) 04:21:38 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xff00) 04:21:38 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, 0x0) 04:21:38 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9a374d27f403e49c441c9a9"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2667.125249][T10628] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2667.144848][T10628] minix_free_inode: bit 1 already cleared 04:21:39 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, 0x0) 04:21:39 executing program 0: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) syz_open_dev$tty20(0xc, 0x4, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) openat$cgroup_int(0xffffffffffffffff, 0x0, 0x2, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000400)={0x0, 0x3, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_kvm_setup_cpu$x86(r1, 0xffffffffffffffff, &(0x7f0000000000/0x18000)=nil, 0x0, 0x34a, 0x0, 0x0, 0x0) ioctl$KVM_REGISTER_COALESCED_MMIO(r1, 0x4010ae67, &(0x7f0000000240)={0x0, 0x11d000}) socket$caif_stream(0x25, 0x1, 0x0) geteuid() creat(0x0, 0x0) splice(0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000000000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x3e7) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_RUN(r2, 0xae80, 0x0) sendmsg$alg(0xffffffffffffffff, 0x0, 0xc1) 04:21:39 executing program 4: perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$tty20(0xc, 0x4, 0x1) ioctl$TIOCL_SETSEL(r0, 0x4b61, &(0x7f0000000100)) stat(0x0, 0x0) lstat(&(0x7f00000005c0)='./file0\x00', &(0x7f0000000600)) r1 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0, 0xffc7}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$VIDIOC_TRY_EXT_CTRLS(r0, 0xc0205649, &(0x7f0000000140)={0xf000000, 0x85d0, 0x4, r1, 0x0, &(0x7f00000000c0)={0xa10901, 0x1, [], @p_u32=&(0x7f0000000080)=0x98000000}}) 04:21:39 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) r4 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={r5, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000180)={r5, @in={{0x2, 0x4e20, @rand_addr=0x7}}}, &(0x7f0000000080)=0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="02e0280ed208a8000000", @ANYRES32=0x0, @ANYRES32=0x0], 0x0) pipe(&(0x7f0000000280)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = epoll_create1(0x0) r8 = timerfd_create(0x0, 0x0) clock_gettime(0x0, &(0x7f0000000240)={0x0, 0x0}) timerfd_settime(r8, 0x0, &(0x7f0000000100)={{0x77359400}, {0x0, r9+30000000}}, 0x0) dup3(r8, r7, 0x0) splice(r7, 0x0, r6, 0x0, 0x400, 0x0) [ 2667.532260][T10848] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2667.572942][T10848] minix_free_inode: bit 1 already cleared 04:21:39 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x1000000) 04:21:39 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9a374d27f403e49c441c9a9"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:39 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, 0x0) 04:21:39 executing program 0: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) dup3(r0, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(0xffffffffffffffff, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x0, @loopback}], 0x10) r1 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r1, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r1, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) r2 = socket$inet(0x2, 0x80001, 0x0) getsockopt$inet_sctp_SCTP_MAX_BURST(r2, 0x84, 0x14, 0x0, 0x0) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r1, 0x84, 0x9, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) epoll_create1(0x0) clock_gettime(0x0, &(0x7f0000000240)) timerfd_settime(0xffffffffffffffff, 0x0, 0x0, 0x0) 04:21:39 executing program 4: perf_event_open(&(0x7f000001d000)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$tty20(0xc, 0x4, 0x1) ioctl$TIOCL_SETSEL(r0, 0x4b61, &(0x7f0000000100)) stat(0x0, 0x0) lstat(&(0x7f00000005c0)='./file0\x00', &(0x7f0000000600)) r1 = socket(0x10, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0, 0xffc7}}, 0x0) getsockname$packet(r1, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) ioctl$VIDIOC_TRY_EXT_CTRLS(r0, 0xc0205649, &(0x7f0000000140)={0xf000000, 0x85d0, 0x4, r1, 0x0, &(0x7f00000000c0)={0xa10901, 0x1, [], @p_u32=&(0x7f0000000080)=0x98000000}}) mount$fuse(0x0, &(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='fuse\x00', 0x4004000, &(0x7f0000000180)={{'fd', 0x3d, r2}, 0x2c, {'rootmode', 0x3d, 0x8000}, 0x2c, {'user_id'}, 0x2c, {'group_id'}, 0x2c, {[{@blksize={'blksize', 0x3d, 0x1800}}, {@max_read={'max_read', 0x3d, 0x8}}, {@blksize={'blksize', 0x3d, 0x1400}}, {@max_read={'max_read', 0x3d, 0x7fff}}], [{@subj_user={'subj_user', 0x3d, 'wlan1eth0{proc'}}, {@subj_user={'subj_user', 0x3d, 'self'}}]}}) [ 2667.907276][T11070] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2667.917189][T11070] minix_free_inode: bit 1 already cleared 04:21:40 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)) 04:21:40 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) r4 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={r5, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000180)={r5, @in={{0x2, 0x4e20, @rand_addr=0x7}}}, &(0x7f0000000080)=0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="02e0280ed208a8000000", @ANYRES32=0x0, @ANYRES32=0x0], 0x0) pipe(&(0x7f0000000280)) r6 = epoll_create1(0x0) r7 = timerfd_create(0x0, 0x0) clock_gettime(0x0, &(0x7f0000000240)={0x0, 0x0}) timerfd_settime(r7, 0x0, &(0x7f0000000100)={{0x77359400}, {0x0, r8+30000000}}, 0x0) dup3(r7, r6, 0x0) 04:21:40 executing program 4: 04:21:40 executing program 0: 04:21:40 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x2000000) [ 2668.290348][T11284] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2668.316876][T11284] minix_free_inode: bit 1 already cleared [ 2668.393273][ C1] net_ratelimit: 22 callbacks suppressed [ 2668.393282][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2668.404855][ C1] protocol 88fb is buggy, dev hsr_slave_1 04:21:40 executing program 4: 04:21:40 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)) 04:21:40 executing program 0: 04:21:40 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:40 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) r4 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={r5, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000180)={r5, @in={{0x2, 0x4e20, @rand_addr=0x7}}}, &(0x7f0000000080)=0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="02e0280ed208a8000000", @ANYRES32=0x0, @ANYRES32=0x0], 0x0) pipe(&(0x7f0000000280)) epoll_create1(0x0) r6 = timerfd_create(0x0, 0x0) clock_gettime(0x0, &(0x7f0000000240)={0x0, 0x0}) timerfd_settime(r6, 0x0, &(0x7f0000000100)={{0x77359400}, {0x0, r7+30000000}}, 0x0) 04:21:40 executing program 4: [ 2668.675129][T11302] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2668.700354][T11302] minix_free_inode: bit 1 already cleared 04:21:40 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) r4 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={r5, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000180)={r5, @in={{0x2, 0x4e20, @rand_addr=0x7}}}, &(0x7f0000000080)=0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="02e0280ed208a8000000", @ANYRES32=0x0, @ANYRES32=0x0], 0x0) pipe(&(0x7f0000000280)) epoll_create1(0x0) timerfd_create(0x0, 0x0) clock_gettime(0x0, &(0x7f0000000240)) 04:21:40 executing program 0: 04:21:40 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x3000000) 04:21:40 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)) 04:21:40 executing program 0: [ 2669.019765][ T27] kauditd_printk_skb: 4 callbacks suppressed [ 2669.019788][ T27] audit: type=1804 audit(1580271700.876:5677): pid=11317 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3571/bus/bus" dev="overlay" ino=16676 res=1 [ 2669.051691][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2669.057523][ C0] protocol 88fb is buggy, dev hsr_slave_1 04:21:40 executing program 4: [ 2669.098393][T11323] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2669.123914][T11323] minix_free_inode: bit 1 already cleared 04:21:41 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) r4 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={r5, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000180)={r5, @in={{0x2, 0x4e20, @rand_addr=0x7}}}, &(0x7f0000000080)=0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="02e0280ed208a8000000", @ANYRES32=0x0, @ANYRES32=0x0], 0x0) pipe(&(0x7f0000000280)) epoll_create1(0x0) timerfd_create(0x0, 0x0) 04:21:41 executing program 0: [ 2669.264581][ T27] audit: type=1804 audit(1580271701.006:5678): pid=11325 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3571/bus/bus" dev="overlay" ino=16676 res=1 04:21:41 executing program 4: 04:21:41 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0b") 04:21:41 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x4000000) 04:21:41 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:41 executing program 0: 04:21:41 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) r4 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={r5, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000180)={r5, @in={{0x2, 0x4e20, @rand_addr=0x7}}}, &(0x7f0000000080)=0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="02e0280ed208a8000000", @ANYRES32=0x0, @ANYRES32=0x0], 0x0) pipe(&(0x7f0000000280)) epoll_create1(0x0) [ 2669.513377][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2669.513418][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2669.519218][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 2669.524980][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2669.536454][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2669.542249][ C1] protocol 88fb is buggy, dev hsr_slave_1 04:21:41 executing program 4: 04:21:41 executing program 4: [ 2669.644808][T11343] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2669.683425][T11343] minix_free_inode: bit 1 already cleared [ 2669.783195][ T27] audit: type=1804 audit(1580271701.636:5679): pid=11356 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3572/bus/bus" dev="overlay" ino=16627 res=1 04:21:41 executing program 0: 04:21:41 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) r4 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={r5, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000180)={r5, @in={{0x2, 0x4e20, @rand_addr=0x7}}}, &(0x7f0000000080)=0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="02e0280ed208a8000000", @ANYRES32=0x0, @ANYRES32=0x0], 0x0) pipe(&(0x7f0000000280)) [ 2669.958141][ T27] audit: type=1804 audit(1580271701.816:5680): pid=11359 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3572/bus/bus" dev="overlay" ino=16627 res=1 04:21:41 executing program 4: 04:21:41 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0b") 04:21:41 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:42 executing program 0: 04:21:42 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x6000000) 04:21:42 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) r4 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={r5, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000180)={r5, @in={{0x2, 0x4e20, @rand_addr=0x7}}}, &(0x7f0000000080)=0x84) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="02e0280ed208a8000000", @ANYRES32=0x0, @ANYRES32=0x0], 0x0) [ 2670.243353][T11370] MINIX-fs: mounting unchecked file system, running fsck is recommended 04:21:42 executing program 4: [ 2670.293099][T11370] minix_free_inode: bit 1 already cleared [ 2670.350245][ T27] audit: type=1804 audit(1580271702.206:5681): pid=11377 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3573/bus/bus" dev="overlay" ino=16594 res=1 04:21:42 executing program 4: 04:21:42 executing program 0: 04:21:42 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0b") [ 2670.536789][ T27] audit: type=1804 audit(1580271702.396:5682): pid=11388 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3573/bus/bus" dev="overlay" ino=16594 res=1 04:21:42 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) r4 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={r5, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) getsockopt$inet_sctp_SCTP_PRIMARY_ADDR(0xffffffffffffffff, 0x84, 0x6, &(0x7f0000000180)={r5, @in={{0x2, 0x4e20, @rand_addr=0x7}}}, &(0x7f0000000080)=0x84) 04:21:42 executing program 4: 04:21:42 executing program 0: [ 2670.785695][T11397] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2670.878879][T11397] minix_free_inode: bit 1 already cleared 04:21:42 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe847") 04:21:43 executing program 4: 04:21:43 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) r4 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r4, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={r5, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) 04:21:43 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xa000000) [ 2671.149672][T11411] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2671.174778][T11411] minix_free_inode: bit 1 already cleared 04:21:43 executing program 0: 04:21:43 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:43 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe847") 04:21:43 executing program 4: 04:21:43 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) socket$inet(0x2, 0x80001, 0x84) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) 04:21:43 executing program 0: 04:21:43 executing program 4: [ 2671.638004][T11436] MINIX-fs: mounting unchecked file system, running fsck is recommended 04:21:43 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) 04:21:43 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xc000000) [ 2671.703713][T11436] minix_free_inode: bit 1 already cleared 04:21:43 executing program 4: [ 2671.796816][ T27] audit: type=1804 audit(1580271703.586:5683): pid=11428 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3574/bus/bus" dev="overlay" ino=16597 res=1 04:21:43 executing program 0: 04:21:43 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) 04:21:43 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe847") [ 2672.145853][ T27] audit: type=1804 audit(1580271703.996:5684): pid=11438 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3574/bus/bus" dev="overlay" ino=16597 res=1 [ 2672.257569][T11464] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2672.266333][T11464] minix_free_inode: bit 1 already cleared 04:21:44 executing program 4: 04:21:44 executing program 0: 04:21:44 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) 04:21:44 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:44 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xe000000) 04:21:44 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe84780") 04:21:44 executing program 0: 04:21:44 executing program 4: 04:21:44 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) shutdown(r3, 0x0) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) [ 2672.589120][T11480] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2672.625072][T11480] minix_free_inode: bit 1 already cleared 04:21:44 executing program 0: 04:21:44 executing program 4: 04:21:44 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe84780") [ 2672.814915][ T27] audit: type=1804 audit(1580271704.676:5685): pid=11494 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3575/bus/bus" dev="overlay" ino=16737 res=1 04:21:44 executing program 0: [ 2672.933512][ T27] audit: type=1804 audit(1580271704.706:5686): pid=11484 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3575/bus/bus" dev="overlay" ino=16737 res=1 04:21:44 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) 04:21:44 executing program 4: [ 2673.064678][T11502] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2673.092792][T11502] minix_free_inode: bit 1 already cleared 04:21:45 executing program 5: syz_mount_image$minix(&(0x7f00000000c0)='minix\x00', &(0x7f0000000080)='./file0\x00', 0x7fff, 0x1, &(0x7f0000000000)=[{&(0x7f0000000280)="600084e002000a00a70cda40ff1ad5c98f13", 0x12, 0x400}], 0x0, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe84780") 04:21:45 executing program 4: 04:21:45 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xf000000) 04:21:45 executing program 0: 04:21:45 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:45 executing program 4: [ 2673.462752][T11521] MINIX-fs: mounting unchecked file system, running fsck is recommended [ 2673.481299][T11521] minix_free_inode: bit 1 already cleared 04:21:45 executing program 0: 04:21:45 executing program 4: 04:21:45 executing program 0: [ 2673.673280][ C0] net_ratelimit: 18 callbacks suppressed [ 2673.673290][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2673.673296][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2673.673342][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2673.678993][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 2673.702267][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2673.708040][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2673.753265][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2673.759111][ C1] protocol 88fb is buggy, dev hsr_slave_1 04:21:45 executing program 5: r0 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000000240)={0x0, 0x0}, &(0x7f0000000280)=0x5) setreuid(0x0, r1) bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x8, 0xe, &(0x7f00000002c0)=ANY=[@ANYBLOB="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"], &(0x7f0000000100)='GPL\x00'}, 0x48) [ 2674.056693][ T27] kauditd_printk_skb: 2 callbacks suppressed [ 2674.056716][ T27] audit: type=1804 audit(1580271705.916:5689): pid=11533 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3576/bus/bus" dev="overlay" ino=16692 res=1 04:21:46 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) 04:21:46 executing program 0: perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0x6}}, 0x0, 0x0, 0xffffffffffffffff, 0x1) io_setup(0x8, &(0x7f0000000240)=0x0) io_pgetevents(r0, 0x0, 0x2, &(0x7f0000000280)=[{}, {}], 0x0, &(0x7f0000000440)={&(0x7f0000000400)={[0x101]}, 0x8}) 04:21:46 executing program 4: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$nl_route(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x2a9, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="000000000000000028001200090001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="0000b20000000000"], 0x48}}, 0x0) sendmsg$nl_route_sched(r3, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000003c0)=ANY=[@ANYBLOB="38000000240007050000004007a2a30005000000", @ANYRES32=r6, @ANYBLOB="00000000ffffffff000000000900010068667363000000f4070002006a9a0000"], 0x38}}, 0x0) sendmsg$nl_route_sched(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000500)=@newtfilter={0x34, 0x2c, 0xd27, 0x0, 0x0, {0x0, 0x0, 0x0, r6, {}, {}, {0xfff1}}, [@filter_kind_options=@f_rsvp={{0x9, 0x1, 'rsvp\x00'}, {0x4}}]}, 0x34}}, 0x0) 04:21:46 executing program 5: setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) bpf$MAP_UPDATE_ELEM(0x2, 0x0, 0x0) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r0, 0x40046f41, 0x76006e) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0xd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x4}, 0x0, 0x0, 0x4, 0x3, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r1, 0x40186f40, 0x76006e) 04:21:46 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x10000000) [ 2674.274743][T11551] ubi0: detaching mtd0 [ 2674.287861][T11551] ubi0: mtd0 is detached 04:21:46 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) [ 2674.341924][T11551] ubi0: attaching mtd0 04:21:46 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2674.375459][T11551] ubi0: scanning is finished 04:21:46 executing program 4: r0 = getpid() sched_setscheduler(r0, 0x5, &(0x7f0000000380)) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x2048, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000080)='net/ip_mr_cache\x00') fchmodat(0xffffffffffffff9c, 0x0, 0xe7ec6e3857c4761b) preadv(r1, 0x0, 0x0, 0x0) ioctl$FS_IOC_SETFLAGS(0xffffffffffffffff, 0x40086602, &(0x7f0000000100)=0x8) r2 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r2, &(0x7f0000e5b000)={0x2, 0x4e20, @multicast1}, 0x10) connect$inet(r2, &(0x7f0000ccb000)={0x2, 0x4e20}, 0x10) r3 = bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x1, 0x3, &(0x7f00000001c0)=ANY=[@ANYBLOB="18000000030000000000000026d0000095002b000000000093adffa82255f6744117cb6df75458fff35ab527ee3697a59fb8cee23f07decfb0b3f4279e7b3460a0a9b0010d95ed3cdd37536bedf6ba6b34f96daa2563e96dda6d2afee33025a30b45bdb21d273688fd5a4a035d71"], &(0x7f00002bf000)='syzkaller\x00', 0x4, 0x436, &(0x7f0000000040)=""/183}, 0x48) r4 = epoll_create1(0x0) r5 = syz_open_procfs(0x0, &(0x7f0000000040)='mounts\x00') epoll_ctl$EPOLL_CTL_ADD(r4, 0x1, r5, &(0x7f00000000c0)={0x140002003}) r6 = socket$kcm(0x29, 0x1000000000002, 0x0) recvmmsg(r6, &(0x7f0000003540)=[{{0x0, 0x5a2, &(0x7f0000000300)=[{&(0x7f00000014c0)=""/4096, 0x1015}], 0x17, 0x0, 0x26a}}], 0x500, 0x20, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r6, 0x89e0, &(0x7f0000000380)={r2, r3}) sendmsg$rds(r6, &(0x7f0000002940)={0x0, 0x0, &(0x7f0000000240)=[{&(0x7f00000004c0)=""/4096, 0x1000}, {&(0x7f00000003c0)=""/217, 0xd9}], 0x2, 0x0, 0x0, 0x4000}, 0x0) [ 2674.453447][T11551] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 2674.478363][T11551] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 2674.509498][T11551] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 2674.521680][T11551] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 2674.530841][T11551] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 04:21:46 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x3, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0x47}, [@ldst={0x3, 0x0, 0x3, 0xa, 0x0, 0xff00}]}, &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x1f2, 0x10, &(0x7f0000000000), 0xfffffe51}, 0x48) 04:21:46 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x3d1aeeca) [ 2674.563402][T11551] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 2674.576359][T11551] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2055914316 [ 2674.624695][T11551] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 2674.635054][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2674.635362][ C1] protocol 88fb is buggy, dev hsr_slave_1 04:21:46 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(0xffffffffffffffff, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(0xffffffffffffffff, 0x84, 0x9, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) 04:21:46 executing program 0: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x3, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0x54}, [@ldst={0x3, 0x2, 0x3, 0x1c10a1, 0x0, 0x37}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [0x5f], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0xfffffffffffffffc}, 0x48) [ 2674.740712][T11762] ubi0: background thread "ubi_bgt0d" started, PID 11762 [ 2674.759467][T11779] ubi0: detaching mtd0 [ 2674.777810][T11779] ubi0: mtd0 is detached 04:21:46 executing program 5: setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) bpf$MAP_UPDATE_ELEM(0x2, 0x0, 0x0) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r0, 0x40046f41, 0x76006e) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0xd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x4}, 0x0, 0x0, 0x4, 0x3, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r1, 0x40186f40, 0x76006e) [ 2674.847049][ T27] audit: type=1804 audit(1580271706.706:5690): pid=11781 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3577/bus/bus" dev="overlay" ino=16676 res=1 04:21:46 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2674.988608][ T27] audit: type=1804 audit(1580271706.816:5691): pid=11781 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3577/bus/bus" dev="overlay" ino=16676 res=1 04:21:46 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f00000000c0)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) r3 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r3, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r3, 0x84, 0x9, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) [ 2675.084470][T11865] ubi0: attaching mtd0 [ 2675.114462][T11865] ubi0: scanning is finished 04:21:47 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x8, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0x54}, [@ldst={0x3, 0x2, 0x3, 0x1c10a1, 0x0, 0x39}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [0x5f], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0xfffffffffffffffc}, 0x48) [ 2675.266603][T11865] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 2675.288102][T11865] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 2675.316125][T11865] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 2675.338422][T11865] ubi0: VID header offset: 64 (aligned 64), data offset: 128 04:21:47 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x3f000000) 04:21:47 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f00000054c0)={0xe, 0x16, &(0x7f0000000140)=ANY=[@ANYBLOB="61124c00000000006113500000000000bf200000000000000700000008ffffffbd0301000000000095000000000000006926000000000000bf6700000000000036030000000000003506000002000000070600000ee60000bf050000000000001f650000000000006507000002000000070700004c0000001f75000000000000bf54000000000000070400000400f9ffad430100000000009500000000000000050000000000000095000000000000007460698f266662f413d52960eeb0c1c966ce2169"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000040), 0x1f1}, 0x48) [ 2675.379774][ T27] audit: type=1804 audit(1580271707.236:5692): pid=11999 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3578/bus/bus" dev="overlay" ino=16882 res=1 [ 2675.387202][T11865] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 2675.466171][T11865] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 2675.492452][T11865] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2055914316 [ 2675.506550][ T27] audit: type=1804 audit(1580271707.346:5693): pid=12003 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3578/bus/bus" dev="overlay" ino=16882 res=1 [ 2675.549441][T11865] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 04:21:47 executing program 4: bpf$PROG_LOAD(0x5, &(0x7f00000054c0)={0xd, 0x16, &(0x7f0000000140)=ANY=[@ANYBLOB="61124c00000000006113500000000000bf200000000000000700000008ffffffbd0301000000000095000000000000006926000000000000bf6700000000000036030000000000003506000002000000070600000ee60000bf050000000000001f650000000000006507000002000000070700004c0000001f75000000000000bf54000000000000070400000400f9ffad430100000000009500000000000000050000000000000095000000000000007460698f266662f413d52960eeb0c1c966ce2169"], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000040), 0x1f1}, 0x48) 04:21:47 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2675.584529][T12000] ubi0: background thread "ubi_bgt0d" started, PID 12000 04:21:47 executing program 0: setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(0xffffffffffffffff, 0x40046f41, 0x76006e) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0xd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x4}, 0x0, 0x0, 0x4, 0x3, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r0, 0x40186f40, 0x76006e) 04:21:47 executing program 4: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f00000000c0)=[{0x0}, {0x0}, {0x0}, {&(0x7f0000000100)="38aa791afcc6982a123813d249a1fb4650652a437234043008e9d85b0f7e6c2885e67800101000800000004bb9d64f00a8d0578ad80d633c51e86de2e6c1bc534bf9e5a08dc1fbf083eb54534f", 0x4d}], 0x4, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x3c) ptrace$cont(0x18, r0, 0x0, 0x0) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) ptrace$cont(0x7, r0, 0x0, 0x0) 04:21:47 executing program 5: setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) bpf$MAP_UPDATE_ELEM(0x2, 0x0, 0x0) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r0, 0x40046f41, 0x76006e) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0xd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x4}, 0x0, 0x0, 0x4, 0x3, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r1, 0x40186f40, 0x76006e) [ 2675.899669][T12017] ubi: mtd0 is already attached to ubi0 [ 2675.906332][ T27] audit: type=1804 audit(1580271707.766:5694): pid=12020 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3579/bus/bus" dev="overlay" ino=16626 res=1 [ 2675.982133][T12061] ubi0: detaching mtd0 04:21:47 executing program 4: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TCSETA(r0, 0x5406, &(0x7f0000000040)={0x802, 0x0, 0x0, 0x0, 0x0, "046f5b973d1e72bb"}) [ 2676.005104][T12061] ubi0: mtd0 is detached 04:21:47 executing program 0: setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, 0x0, 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(0xffffffffffffffff, 0x40046f41, 0x76006e) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0xd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x4}, 0x0, 0x0, 0x4, 0x3, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r0, 0x40186f40, 0x76006e) [ 2676.029864][ T27] audit: type=1804 audit(1580271707.886:5695): pid=12020 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3579/bus/bus" dev="overlay" ino=16626 res=1 [ 2676.049298][T12061] ubi0: attaching mtd0 04:21:48 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x40000000) 04:21:48 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r2, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) [ 2676.148841][T12061] ubi0: scanning is finished [ 2676.216051][T12061] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 2676.238858][T12061] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes 04:21:48 executing program 4: r0 = socket(0x1e, 0x805, 0x0) setsockopt$packet_tx_ring(r0, 0x10f, 0x87, &(0x7f0000000000)=@req3={0x80000000}, 0x1c) perf_event_open(&(0x7f00000003c0)={0x2, 0x70, 0xeb, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) sendmsg(r0, &(0x7f0000000140)={&(0x7f00004f5000)=@generic={0x10000000001e, "0200000900000000000000000226cc573c080000003724c71e14dd6a739effea1b48006be61ffe0000e103000000f8000004003f010039d8f986ff01000300000004af50d50700000000000000e3ad316a1983000000001d00e0dfcb24281e27800000100076c3979ac40000bd15020078a1dfd300881a8365b1b16d7436"}, 0x7b, 0x0}, 0x0) [ 2676.283455][T12061] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 2676.344776][T12061] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 2676.363584][T12061] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 2676.383385][T12061] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 04:21:48 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9a374d27f403e"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2676.398869][T12061] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2055914316 [ 2676.421823][T12061] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 2676.432379][T12135] ubi0: background thread "ubi_bgt0d" started, PID 12135 [ 2676.441011][T12134] ubi: mtd0 is already attached to ubi0 04:21:48 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000e5b000)={0x2, 0x4e20, @multicast1}, 0x10) connect$inet(r0, &(0x7f0000ccb000)={0x2, 0x4e20}, 0x10) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x1, 0x3, &(0x7f00000001c0)=ANY=[@ANYBLOB="18000000030000000000000026d0000095002b000000000093adffa82255f6744117cb6df75458fff35ab527ee3697a59fb8cee23f07decfb0b3f4279e7b3460a0a9b0010d95ed3cdd37536bedf6ba6b34f96daa2563e96dda6d2afee33025a30b45bdb21d273688fd5a4a035d71"], &(0x7f00002bf000)='syzkaller\x00', 0x4, 0x436, &(0x7f0000000040)=""/183}, 0x48) syz_open_procfs(0x0, 0x0) r2 = socket$kcm(0x29, 0x1000000000002, 0x0) recvmmsg(r2, &(0x7f0000003540)=[{{0x0, 0x5a2, &(0x7f0000000300)=[{&(0x7f00000014c0)=""/4096, 0x1015}], 0x17, 0x0, 0x26a}}], 0x500, 0x0, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r2, 0x89e0, &(0x7f0000000380)={r0, r1}) sendmsg$rds(r2, &(0x7f0000002940)={0x0, 0x0, &(0x7f0000000240)=[{&(0x7f00000003c0)=""/217, 0xd9}], 0x1}, 0x0) 04:21:48 executing program 5: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f00000000c0)=[{0x0}, {0x0}, {0x0}, {&(0x7f0000000240)="6653070000053c07bc3376003639405cb4", 0x11}], 0x4, 0x0) sendmsg(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x69811d8bbf261119, 0x0, 0xffffffffffffff92, 0x0, 0xfffffffffffffe48}, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x3c) ptrace$cont(0x18, r0, 0x0, 0x0) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) ptrace$cont(0x20, r0, 0x0, 0x0) 04:21:48 executing program 4: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r0, &(0x7f0000000080), 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) clone(0x2000000002000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r1 = gettid() r2 = socket$inet_udp(0x2, 0x2, 0x0) r3 = dup2(r0, r2) setsockopt$SO_ATTACH_FILTER(r3, 0x1, 0x1a, &(0x7f0000000000)={0x0, 0x0}, 0x10) ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x10010000000035) sendmsg$IPVS_CMD_NEW_DAEMON(0xffffffffffffffff, &(0x7f0000000040)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xfffffffffffffde3, 0x0}, 0x0) wait4(0x0, 0x0, 0x0, 0x0) 04:21:48 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x60000000) 04:21:48 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9a374d27f403e"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:48 executing program 0: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000e5b000)={0x2, 0x4e20, @multicast1}, 0x10) connect$inet(r0, &(0x7f0000ccb000)={0x2, 0x4e20}, 0x10) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x1, 0x3, &(0x7f00000001c0)=ANY=[@ANYBLOB="18000000030000000000000026d0000095002b000000000093adffa82255f6744117cb6df75458fff35ab527ee3697a59fb8cee23f07decfb0b3f4279e7b3460a0a9b0010d95ed3cdd37536bedf6ba6b34f96daa2563e96dda6d2afee33025a30b45bdb21d273688fd5a4a035d71"], &(0x7f00002bf000)='syzkaller\x00', 0x4, 0x436, &(0x7f0000000040)=""/183}, 0x48) syz_open_procfs(0x0, 0x0) r2 = socket$kcm(0x29, 0x1000000000002, 0x0) recvmmsg(r2, &(0x7f0000003540)=[{{0x0, 0x5a2, &(0x7f0000000300)=[{&(0x7f00000014c0)=""/4096, 0x1015}], 0x17, 0x0, 0x26a}}], 0x500, 0x0, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r2, 0x89e0, &(0x7f0000000380)={r0, r1}) sendmsg$rds(r2, &(0x7f0000002940)={0x0, 0x0, &(0x7f0000000240)=[{&(0x7f00000003c0)=""/217, 0xd9}], 0x1}, 0x0) 04:21:48 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet_tcp(0x2, 0x1, 0x0) bind$inet(r0, &(0x7f0000e5b000)={0x2, 0x4e20, @multicast1}, 0x10) connect$inet(r0, &(0x7f0000ccb000)={0x2, 0x4e20}, 0x10) r1 = bpf$PROG_LOAD(0x5, &(0x7f0000000100)={0x1, 0x3, &(0x7f00000001c0)=ANY=[@ANYBLOB="18000000030000000000000026d0000095002b000000000093adffa82255f6744117cb6df75458fff35ab527ee3697a59fb8cee23f07decfb0b3f4279e7b3460a0a9b0010d95ed3cdd37536bedf6ba6b34f96daa2563e96dda6d2afee33025a30b45bdb21d273688fd5a4a035d71"], &(0x7f00002bf000)='syzkaller\x00', 0x4, 0x436, &(0x7f0000000040)=""/183}, 0x48) r2 = socket$kcm(0x29, 0x1000000000002, 0x0) recvmmsg(r2, &(0x7f0000003540)=[{{0x0, 0x5a2, &(0x7f0000000300)=[{&(0x7f00000014c0)=""/4096, 0x1015}], 0x17, 0x0, 0x26a}}], 0x500, 0x20, 0x0) ioctl$sock_kcm_SIOCKCMATTACH(r2, 0x89e0, &(0x7f0000000380)={r0, r1}) sendmsg$rds(r2, &(0x7f0000002940)={0x0, 0x0, &(0x7f0000000240)=[{&(0x7f00000004c0)=""/4096, 0x1000}], 0x1, 0x0, 0x0, 0x4000}, 0x0) [ 2677.028860][ T27] audit: type=1804 audit(1580271708.886:5696): pid=12467 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3581/bus/bus" dev="overlay" ino=16597 res=1 [ 2677.159750][ T27] audit: type=1804 audit(1580271708.996:5697): pid=12474 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3581/bus/bus" dev="overlay" ino=16597 res=1 04:21:49 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) dup3(r0, r1, 0x0) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r2, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r2, 0x84, 0x9, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) 04:21:49 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x65580000) 04:21:49 executing program 0: syz_open_dev$sndpcmc(0x0, 0x0, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, 0x0, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$KVM_SET_REGS(0xffffffffffffffff, 0x4090ae82, 0x0) mkdir(&(0x7f0000027000)='./file0\x00', 0x0) mount(0x0, &(0x7f000001c000)='./file0\x00', &(0x7f0000018ffa)='ramfs\x00', 0x0, 0x0) mknod(&(0x7f0000000000)='./file0/bus\x00', 0x0, 0x0) mount(0x0, &(0x7f000000fff8)='./file0\x00', 0x0, 0x7ffbf, 0x0) open$dir(&(0x7f0000000040)='./file0/bus\x00', 0x7, 0x0) 04:21:49 executing program 4: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f00000000c0)=[{0x0}, {0x0}, {0x0}, {&(0x7f0000000240)="6653070000053c07bc3376003639405cb4aed1", 0x13}], 0x4, 0x0) sendmsg(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x69811d8bbf261119, 0x0, 0xffffffffffffff92, 0x0, 0xfffffffffffffe48}, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x3c) ptrace$cont(0x18, r0, 0x0, 0x0) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) ptrace$cont(0x20, r0, 0x0, 0x0) 04:21:49 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9a374d27f403e"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2677.413029][T12685] ima: Unable to reopen file for reading. 04:21:49 executing program 4: perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) recvmmsg(r0, &(0x7f0000004300)=[{{&(0x7f0000000400)=@in={0x2, 0x0, @local}, 0x80, 0x0}}], 0x31e, 0x0, 0x0) bind$inet6(r0, &(0x7f0000000340)={0xa, 0x14e24}, 0x1c) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x4e24, 0x0, @ipv4={[], [], @loopback}}, 0x1c) sendmmsg(r0, &(0x7f00000092c0), 0x4ff, 0x0) [ 2677.613480][ T27] audit: type=1804 audit(1580271709.466:5698): pid=12796 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3582/bus/bus" dev="overlay" ino=16578 res=1 [ 2678.793326][ C1] net_ratelimit: 21 callbacks suppressed [ 2678.793341][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2678.804932][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2679.433292][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2679.439139][ C0] protocol 88fb is buggy, dev hsr_slave_1 04:21:51 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x3, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0x7c}, [@ldst={0x2, 0x0, 0x3, 0xa, 0x0, 0xff00}]}, &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x1f2, 0x10, &(0x7f0000000000), 0xfffffe51}, 0x48) 04:21:51 executing program 0: r0 = syz_open_dev$usbmon(&(0x7f0000000080)='/dev/usbmon#\x00', 0x0, 0x0) ioctl$MON_IOCX_MFETCH(r0, 0x40189206, &(0x7f0000000240)={0x0}) 04:21:51 executing program 4: setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) bpf$MAP_UPDATE_ELEM(0x2, 0x0, 0x0) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r0, 0x40046f41, 0x76006e) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0xd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x4}, 0x0, 0x0, 0x4, 0x3, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r1, 0x40186f40, 0x76006e) 04:21:51 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x81000000) 04:21:51 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="371b94fa92f1b0757fcf10abddc64f43d5470f3c2e5bf1b96a1164d9c9c3478254af597011436a3dc5a172c9c145b9335dd9194039d4387f2897d62f1f54174973fa67aecb09fe14ef549e6fb6e086e95452ec0f99cae1ad5280c6ee690f253c102241a2b02eadd82d3e2f5a2aff60cfe0860cceaa5ceccbc58ab521efde4834809754af44d10361816d982de6c1386209fc1af04f0e502da50e4e72af3f9509673f1cf8f0bcd6416d6d1c9b6ebf6a05ceebe2fabf7cd8019bdc82cbae1f63d41bf01e21983d319d53dc943c00db1b3c58053cecbd24a49939be58035c410750c2415a0b19fb1f6f2a6816aedcee5dd7c2eaf14a8a970eea8a5db46177b6dc12") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9a374d27f403e49c441"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:51 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$inet(0x2, 0x4000000805, 0x0) socket$inet_sctp(0x2, 0x5, 0x84) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) [ 2679.795071][T12913] ubi0: detaching mtd0 [ 2679.810660][T12913] ubi0: mtd0 is detached [ 2679.850950][T12913] ubi0: attaching mtd0 [ 2679.861367][T12913] ubi0: scanning is finished [ 2679.880355][ T27] kauditd_printk_skb: 1 callbacks suppressed [ 2679.880375][ T27] audit: type=1804 audit(1580271711.736:5700): pid=12920 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3583/bus/bus" dev="overlay" ino=16961 res=1 [ 2679.913286][ C0] protocol 88fb is buggy, dev hsr_slave_0 [ 2679.913303][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2679.920894][ C0] protocol 88fb is buggy, dev hsr_slave_1 [ 2679.926647][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2679.938227][ C1] protocol 88fb is buggy, dev hsr_slave_1 [ 2679.951658][ T27] audit: type=1804 audit(1580271711.756:5701): pid=12911 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3583/bus/bus" dev="overlay" ino=16961 res=1 [ 2679.998100][T12913] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) [ 2680.006035][ C1] protocol 88fb is buggy, dev hsr_slave_0 [ 2680.017198][T12913] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes 04:21:51 executing program 5: mkdir(&(0x7f0000027000)='./file0\x00', 0x0) mount(0x0, &(0x7f000001c000)='./file0\x00', &(0x7f0000018ffa)='ramfs\x00', 0x0, 0x0) mount(0x0, &(0x7f000000fff8)='./file0\x00', 0x0, 0x7ffbf, 0x0) open$dir(&(0x7f0000000040)='./file0/bus\x00', 0x7, 0x0) 04:21:51 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x88a8ffff) [ 2680.024939][ T27] audit: type=1804 audit(1580271711.886:5702): pid=12920 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3583/bus/bus" dev="overlay" ino=16961 res=1 [ 2680.033316][T12913] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 04:21:51 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9a374d27f403e49c441"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2680.101973][T12913] ubi0: VID header offset: 64 (aligned 64), data offset: 128 [ 2680.178900][T12913] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 04:21:52 executing program 5: prlimit64(0x0, 0x0, &(0x7f0000000280)={0x9}, 0x0) sendto$inet(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0) socket$inet6(0xa, 0x2, 0x0) pipe(0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000000), 0x0, 0x0) sched_setattr(0x0, &(0x7f0000000080)={0x30, 0x2, 0x1, 0x0, 0x3}, 0x0) ioctl$TIOCSETD(0xffffffffffffffff, 0x5423, 0x0) fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000013c0)='/dev/ptmx\x00', 0x1, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000080)) r1 = syz_open_pts(r0, 0x0) ioctl$TIOCSETD(r1, 0x5423, &(0x7f00000000c0)=0x3) r2 = fcntl$dupfd(r0, 0x0, r1) write$P9_RSYMLINK(r2, &(0x7f0000000180)={0x14}, 0x10000015a) getsockopt$inet6_IPV6_IPSEC_POLICY(0xffffffffffffffff, 0x29, 0x22, &(0x7f00000004c0)={{{@in=@remote, @in=@empty}}, {{@in=@empty}, 0x0, @in=@broadcast}}, 0x0) r3 = socket$inet_icmp_raw(0x2, 0x3, 0x1) mmap(&(0x7f0000106000/0x3000)=nil, 0x3000, 0x0, 0x11, r3, 0x0) [ 2680.223347][T12913] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 2680.266515][T12913] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2055914316 [ 2680.292451][ T27] audit: type=1804 audit(1580271712.146:5703): pid=12931 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3584/bus/bus" dev="overlay" ino=16628 res=1 [ 2680.317372][T12913] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 04:21:52 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x91020000) [ 2680.383371][T12921] ubi0: background thread "ubi_bgt0d" started, PID 12921 04:21:52 executing program 4: setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) bpf$MAP_UPDATE_ELEM(0x2, 0x0, 0x0) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r0, 0x40046f41, 0x76006e) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0xd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x4}, 0x0, 0x0, 0x4, 0x3, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r1, 0x40186f40, 0x76006e) [ 2680.552137][ T27] audit: type=1804 audit(1580271712.406:5704): pid=12935 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3584/bus/bus" dev="overlay" ino=16628 res=1 04:21:52 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) socket$inet(0x2, 0x4000000805, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) [ 2680.713140][T13146] ubi0: detaching mtd0 04:21:52 executing program 0: mkdir(0x0, 0x0) mount(0x0, 0x0, &(0x7f0000000940)='tmpfs\x00', 0x0, 0x0) chdir(0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000300)='./bus\x00', 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x40, &(0x7f0000000780)=@raw={'raw\x00', 0x3c1, 0x3, 0x530, 0x0, 0x268, 0x0, 0x0, 0x268, 0x460, 0x460, 0x460, 0x460, 0x460, 0x3, 0x0, {[{{@uncond=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6], 0x0, 0x220, 0x268, 0x0, {}, [@common=@inet=@hashlimit2={{0x150, 'hashlimit\x00'}, {'veth1_virt_wifi\x00', {0x0, 0x0, 0x268, 0x0, 0x0, 0x5, 0x9}}}, @inet=@rpfilter={{0x28, 'rpfilter\x00'}}]}, @unspec=@CT0={0x48, 'CT\x00', 0x0, {0x0, 0x0, 0x0, 0x0, 'snmp_trap\x00'}}}, {{@uncond, 0x0, 0xd0, 0x1f8, 0x0, {}, [@common=@eui64={{0x28, 'eui64\x00'}}]}, @common=@unspec=@SECMARK={0x128, 'SECMARK\x00', 0x0, {0x0, 0x0, 'unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00'}}}], {{[], 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x590) 04:21:52 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9a374d27f403e49c441"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2680.747089][T13146] ubi0: mtd0 is detached 04:21:52 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0x9effffff) 04:21:52 executing program 4: setsockopt$sock_int(0xffffffffffffffff, 0x1, 0x0, 0x0, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, 0x0) bpf$MAP_UPDATE_ELEM(0x2, 0x0, 0x0) r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r0, 0x40046f41, 0x76006e) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0xd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, @perf_bp={0x0, 0x4}, 0x0, 0x0, 0x4, 0x3, 0x0, 0x3}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080)='/dev/ubi_ctrl\x00', 0x0, 0x0) ioctl$ASHMEM_GET_SIZE(r1, 0x40186f40, 0x76006e) [ 2680.928410][T13255] xt_hashlimit: Unknown mode mask 268, kernel too old? 04:21:52 executing program 0: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x40000000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f00000000c0)=[{0x0}, {0x0}, {0x0}, {&(0x7f0000000580)="6676070000053c07bc337600361c405cb400000000000000005a1f648e119bdf", 0x20}], 0x4, 0x0) ptrace$setopts(0x4206, r0, 0x0, 0x0) tkill(r0, 0x3c) ptrace$cont(0x18, r0, 0x0, 0x0) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) ptrace$cont(0x20, r0, 0x0, 0x0) [ 2681.080792][ T27] audit: type=1804 audit(1580271712.936:5705): pid=13364 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3585/bus/bus" dev="overlay" ino=16771 res=1 [ 2681.091860][T13363] ubi0: attaching mtd0 [ 2681.130264][T13363] ubi0: scanning is finished 04:21:53 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xc3ffffff) [ 2681.195732][ T27] audit: type=1804 audit(1580271713.056:5706): pid=13364 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3585/bus/bus" dev="overlay" ino=16771 res=1 [ 2681.215041][T13363] ubi0: attached mtd0 (name "mtdram test device", size 0 MiB) 04:21:53 executing program 5: r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x5, 0x0) setsockopt$bt_l2cap_L2CAP_LM(r0, 0x6, 0x3, &(0x7f0000000080)=0x36, 0x3d) [ 2681.285865][T13363] ubi0: PEB size: 4096 bytes (4 KiB), LEB size: 3968 bytes [ 2681.295578][T13363] ubi0: min./max. I/O unit sizes: 1/64, sub-page size 1 [ 2681.321121][T13363] ubi0: VID header offset: 64 (aligned 64), data offset: 128 04:21:53 executing program 0: unshare(0x400) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000400)='/dev/uinput\x00', 0x0, 0x0) ioctl$UI_DEV_SETUP(r0, 0x40045567, &(0x7f0000000080)={{}, 'syz1\x00'}) 04:21:53 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9a374d27f403e49c441c9"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) [ 2681.347575][T13363] ubi0: good PEBs: 32, bad PEBs: 0, corrupted PEBs: 0 [ 2681.371692][T13363] ubi0: user volume: 0, internal volumes: 1, max. volumes count: 23 [ 2681.400344][T13363] ubi0: max/mean erase counter: 1/1, WL threshold: 4096, image sequence number: 2055914316 [ 2681.436676][T13363] ubi0: available PEBs: 28, total reserved PEBs: 4, PEBs reserved for bad PEB handling: 0 [ 2681.461648][T13370] ubi0: background thread "ubi_bgt0d" started, PID 13370 04:21:53 executing program 0: mount(0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$IP6T_SO_SET_REPLACE(r0, 0x29, 0x40, &(0x7f0000000780)=@raw={'raw\x00', 0x3c1, 0x3, 0x530, 0x0, 0x268, 0x0, 0x0, 0x268, 0x460, 0x460, 0x460, 0x460, 0x460, 0x3, 0x0, {[{{@uncond=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6], 0x0, 0x220, 0x268, 0x0, {}, [@common=@inet=@hashlimit2={{0x150, 'hashlimit\x00'}, {'veth1_virt_wifi\x00', {0x0, 0x0, 0x268, 0x0, 0x0, 0x5, 0x9}}}, @inet=@rpfilter={{0x28, 'rpfilter\x00'}}]}, @unspec=@CT0={0x48, 'CT\x00', 0x0, {0x0, 0x0, 0x0, 0x0, 'snmp_trap\x00'}}}, {{@uncond, 0x0, 0xd0, 0x1f8, 0x0, {}, [@common=@eui64={{0x28, 'eui64\x00'}}]}, @common=@unspec=@SECMARK={0x128, 'SECMARK\x00', 0x0, {0x0, 0x0, 'unconfined_u:system_r:insmod_t:s0-s0:c0.c1023\x00'}}}], {{[], 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x590) 04:21:53 executing program 5: unshare(0x400) r0 = openat$uinput(0xffffffffffffff9c, &(0x7f0000000400)='/dev/uinput\x00', 0x0, 0x0) ioctl$UI_DEV_SETUP(r0, 0x405c5503, &(0x7f0000000080)={{}, 'syz1\x00'}) [ 2681.591703][T13487] xt_hashlimit: Unknown mode mask 268, kernel too old? [ 2681.595984][ T27] audit: type=1804 audit(1580271713.456:5707): pid=13488 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3586/bus/bus" dev="overlay" ino=16658 res=1 [ 2681.649439][ T27] audit: type=1804 audit(1580271713.496:5708): pid=13484 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3586/bus/bus" dev="overlay" ino=16658 res=1 04:21:53 executing program 1: perf_event_open(&(0x7f0000001600)={0x0, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0xc, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6_sctp(0xa, 0x5, 0x84) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r0, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f0000000680)=[@in={0x2, 0x0, @rand_addr=0x40}]}, &(0x7f0000000180)=0x10) setsockopt$inet_sctp6_SCTP_PEER_ADDR_PARAMS(r0, 0x84, 0x9, &(0x7f0000000240)={0x0, @in={{0x2, 0x0, @rand_addr=0x40}}}, 0x9c) 04:21:53 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xcaee1a3d) 04:21:53 executing program 4: openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f0000001400)=@ipx, 0x80, 0x0}}], 0x1, 0x0, 0x0) r0 = syz_open_procfs(0x0, &(0x7f00000000c0)='fd/3\x00') perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) preadv(r0, &(0x7f00000017c0), 0x3da, 0x0) 04:21:53 executing program 0: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x3, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x6000000, 0x7e}, [@ldst={0x3, 0x0, 0x3, 0xa, 0x0, 0xff00}]}, &(0x7f0000003ff6)='GPL\x00', 0x2, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x1f2, 0x10, &(0x7f0000000000), 0xfffffe51}, 0x48) 04:21:53 executing program 5: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x9, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0x54}, [@ldst={0x3, 0x2, 0x3, 0x1c10a1, 0x0, 0x3a}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [0x5f], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0xfffffffffffffffc}, 0x48) [ 2681.851249][ T27] audit: type=1804 audit(1580271713.626:5709): pid=13488 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.3" name="/root/syzkaller-testdir743862842/syzkaller.WRfLig/3586/bus/bus" dev="overlay" ino=16658 res=1 04:21:53 executing program 3: recvmmsg(0xffffffffffffffff, &(0x7f0000003140), 0x0, 0x0, 0x0) syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000000240)='./file1\x00', 0x0) mkdir(&(0x7f0000000180)='./bus\x00', 0x0) mkdir(&(0x7f0000000280)='./file0\x00', 0x0) mount$overlay(0x400000, &(0x7f0000000000)='./bus\x00', &(0x7f0000000080)='overlay\x00', 0x0, &(0x7f0000000100)=ANY=[@ANYBLOB='lowerdir=./bus,workdir=./file1,upperdir=./file0']) chdir(&(0x7f00000002c0)='./bus\x00') open(&(0x7f0000000080)='./bus\x00', 0x0, 0x0) perf_event_open(&(0x7f0000000800)={0x1, 0x3e7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0xfff, 0xbf3}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000200)='./bus\x00', 0x0) truncate(&(0x7f0000000000)='./bus\x00', 0x1000) r1 = open(&(0x7f0000000480)='./bus\x00', 0x0, 0x0) r2 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) fcntl$setstatus(r2, 0x4, 0x42000) ioctl$FS_IOC_SETFSLABEL(0xffffffffffffffff, 0x41009432, &(0x7f00000004c0)="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") ioctl$KVM_GET_REGS(r0, 0x8090ae81, &(0x7f0000000300)) lseek(r0, 0x0, 0x2) r3 = open(&(0x7f00000001c0)='./file0\x00', 0x0, 0x0) fchdir(r3) sendmsg$NL80211_CMD_GET_REG(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f0000000780), 0xc, &(0x7f0000000880)={&(0x7f00000009c0)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16, @ANYBLOB="00082dbd7000ffdbdf251f0000000c002200080004c748fd45aca110b0000200000008009a000200009c3e0092000100000000009a000200000024002200080006000000000008000300030000000800030004000000080002000070000063423c547a1ecf83eca32613dd9bb69a93078a706e0223ee5fbc984bac047aa8b3c7765be1b87adcecbaf8062186241de50185b4fe0a6df9aff5c24e89690b0a8fbd6b14c3b40b61bacad1574406bffdc2f7f80223dd708d5fba6f3c1bf295e3d783188c19f3b1472dc4b29dc13dfbb47d29e4eccb2295d5c1df6a362c659e5af6ee173ebdb9a374d27f403e49c441c9"], 0x3}, 0x1, 0x0, 0x0, 0x9}, 0x42) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) sendfile(r0, r1, 0x0, 0x40d09) r4 = creat(&(0x7f00000002c0)='./bus\x00', 0x0) ftruncate(r4, 0x8200) r5 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$setstatus(r5, 0x4, 0x42000) 04:21:53 executing program 5: r0 = socket$netlink(0x10, 0x3, 0x0) ioctl(r0, 0x1000008912, &(0x7f0000000000)="080db5055e0bcfe8478071") r1 = socket(0x1e, 0x4, 0x0) r2 = socket(0x1e, 0x2, 0x0) setsockopt$packet_tx_ring(r2, 0x10f, 0x87, &(0x7f0000000080)=@req={0x3fc}, 0x10) setsockopt$packet_tx_ring(r1, 0x10f, 0x87, &(0x7f0000265000)=@req={0x3fc}, 0x10) sendmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0) close(r1) 04:21:53 executing program 4: mkdir(&(0x7f0000027000)='./file0\x00', 0x0) mount(&(0x7f0000000000)=@filename='./file0\x00', &(0x7f0000000040)='./file0\x00', &(0x7f00000000c0)='gfs2meta\x00', 0x0, 0x0) 04:21:53 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x8, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x0, 0x0, 0x0, 0x0, 0x54}, [@ldst={0x3, 0x2, 0x3, 0x1c10a1, 0x0, 0x3a}]}, &(0x7f0000003ff6)='GPL\x00', 0x5, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [0x5f], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0xfffffffffffffffc}, 0x48) 04:21:54 executing program 2: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) getsockname$packet(r4, &(0x7f0000000140)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x28a) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000003cc0)=ANY=[@ANYBLOB="380000001000050700"/20, @ANYRES32=r5, @ANYBLOB="00000000000000001800120008000100736974000c00020008000200", @ANYRES32=r6, @ANYBLOB="b424daa4104198a3e5512a7dc39a9f2ca3e5b26792f2"], 0x38}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB="3800000010003b0400"/20, @ANYRES32=r6, @ANYBLOB="03000000ffffffff1800120008000100736974000c00020008000200", @ANYRES32=r6], 0x38}, 0x1, 0x40ec040000000000}, 0xf0ffffff) [ 2682.213016][T13819] gfs2: gfs2 mount does not exist 04:21:54 executing program 4: r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) syz_open_dev$ttys(0xc, 0x2, 0x0) fcntl$setstatus(r0, 0x4, 0x46802) ioctl$EXT4_IOC_SETFLAGS(0xffffffffffffffff, 0x40086602, &(0x7f0000000040)) write$binfmt_elf64(0xffffffffffffffff, &(0x7f0000000000)=ANY=[@ANYRESDEC], 0xfd14) io_setup(0x100000000000c333, &(0x7f0000000180)=0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) io_submit(r1, 0x82, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc0c, 0x1f00, 0x0, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7, 0x1000000}]) 04:21:54 executing program 5: r0 = creat(&(0x7f0000000040)='./bus\x00', 0x0) syz_open_dev$ttys(0xc, 0x2, 0x0) fcntl$setstatus(r0, 0x4, 0x46802) r1 = creat(&(0x7f0000000080)='./bus\x00', 0x0) mmap$perf(&(0x7f0000007000/0x3000)=nil, 0x3000, 0x0, 0x10, 0xffffffffffffffff, 0x0) ioctl$EXT4_IOC_SETFLAGS(r1, 0x40086602, &(0x7f0000000040)) write$binfmt_elf64(r1, &(0x7f0000000000)=ANY=[@ANYRESDEC], 0xfd14) io_setup(0x100000000000c333, &(0x7f0000000180)=0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) io_submit(r2, 0x82, &(0x7f0000000540)=[&(0x7f00000000c0)={0xc0c, 0x1f00, 0x0, 0x1, 0x0, r0, &(0x7f0000000000), 0x377140be6b5ef4c7, 0x1000000}]) [ 2682.714448][T13831] ================================================================== [ 2682.723349][T13831] BUG: KCSAN: data-race in __blk_queue_split / bio_endio [ 2682.731263][T13831] [ 2682.733700][T13831] read to 0xffff8881227760d4 of 2 bytes by interrupt on cpu 1: [ 2682.741252][T13831] bio_endio+0x3e/0x400 [ 2682.745434][T13831] blk_update_request+0x427/0x7b0 [ 2682.750562][T13831] scsi_end_request+0x6b/0x360 [ 2682.755348][T13831] scsi_io_completion+0x11d/0xc80 [ 2682.760399][T13831] scsi_finish_command+0x283/0x380 [ 2682.765526][T13831] scsi_softirq_done+0x259/0x280 [ 2682.770998][T13831] blk_done_softirq+0x1eb/0x250 [ 2682.776074][T13831] __do_softirq+0x115/0x33f [ 2682.780965][T13831] irq_exit+0xbb/0xe0 [ 2682.785249][T13831] do_IRQ+0x81/0x130 [ 2682.789153][T13831] ret_from_intr+0x0/0x21 [ 2682.793611][T13831] write_comp_data+0x1e/0x70 [ 2682.798222][T13831] tomoyo_domain_quota_is_ok+0x122/0x2b0 [ 2682.803866][T13831] tomoyo_supervisor+0x22b/0xd20 [ 2682.808991][T13831] tomoyo_path_permission+0x121/0x160 [ 2682.814728][T13831] tomoyo_check_open_permission+0x2fd/0x320 [ 2682.820692][T13831] tomoyo_file_open+0x75/0x90 [ 2682.825469][T13831] security_file_open+0x69/0x210 [ 2682.830520][T13831] do_dentry_open+0x211/0x970 [ 2682.835218][T13831] vfs_open+0x62/0x80 [ 2682.840012][T13831] path_openat+0xf9f/0x3580 [ 2682.844545][T13831] do_filp_open+0x11e/0x1b0 [ 2682.849305][T13831] do_sys_open+0x3b3/0x4f0 [ 2682.853747][T13831] __x64_sys_open+0x55/0x70 [ 2682.858444][T13831] do_syscall_64+0xcc/0x3a0 [ 2682.862960][T13831] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 2682.868852][T13831] [ 2682.871218][T13831] write to 0xffff8881227760d4 of 2 bytes by task 13831 on cpu 0: [ 2682.878960][T13831] __blk_queue_split+0x738/0xc40 [ 2682.883911][T13831] blk_mq_make_request+0x104/0xf60 [ 2682.889038][T13831] generic_make_request+0x196/0x700 [ 2682.894272][T13831] submit_bio+0x96/0x3c0 [ 2682.898547][T13831] iomap_dio_submit_bio.isra.0+0xfc/0x120 [ 2682.904910][T13831] iomap_dio_bio_actor+0x40a/0x960 [ 2682.910125][T13831] iomap_dio_actor+0x87/0x3a0 [ 2682.914825][T13831] iomap_apply+0x20d/0x6a0 [ 2682.919257][T13831] iomap_dio_rw+0x67e/0x9a0 [ 2682.923964][T13831] ext4_file_write_iter+0xc38/0xd40 [ 2682.929177][T13831] aio_write+0x1de/0x2d0 [ 2682.933442][T13831] io_submit_one+0x61d/0xdb0 [ 2682.938178][T13831] __x64_sys_io_submit+0x104/0x2a0 [ 2682.943317][T13831] do_syscall_64+0xcc/0x3a0 [ 2682.947835][T13831] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 2682.953725][T13831] [ 2682.956049][T13831] Reported by Kernel Concurrency Sanitizer on: [ 2682.962215][T13831] CPU: 0 PID: 13831 Comm: syz-executor.4 Not tainted 5.5.0-rc1-syzkaller #0 [ 2682.970894][T13831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2682.981043][T13831] ================================================================== [ 2682.989295][T13831] Kernel panic - not syncing: panic_on_warn set ... [ 2682.995903][T13831] CPU: 0 PID: 13831 Comm: syz-executor.4 Not tainted 5.5.0-rc1-syzkaller #0 [ 2683.004579][T13831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2683.014904][T13831] Call Trace: [ 2683.018221][T13831] dump_stack+0x11d/0x181 [ 2683.022575][T13831] panic+0x210/0x640 [ 2683.026491][T13831] ? vprintk_func+0x8d/0x140 [ 2683.031219][T13831] kcsan_report.cold+0xc/0xd [ 2683.035833][T13831] kcsan_setup_watchpoint+0x3fe/0x460 [ 2683.041331][T13831] __tsan_unaligned_write2+0xc7/0x110 [ 2683.046835][T13831] __blk_queue_split+0x738/0xc40 [ 2683.051797][T13831] blk_mq_make_request+0x104/0xf60 [ 2683.056962][T13831] ? blk_queue_enter+0x532/0x570 [ 2683.061933][T13831] generic_make_request+0x196/0x700 [ 2683.067148][T13831] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 2683.072872][T13831] ? apic_timer_interrupt+0xa/0x20 [ 2683.078022][T13831] submit_bio+0x96/0x3c0 [ 2683.082281][T13831] ? iomap_dio_submit_bio.isra.0+0x28/0x120 [ 2683.088189][T13831] iomap_dio_submit_bio.isra.0+0xfc/0x120 [ 2683.093922][T13831] iomap_dio_bio_actor+0x40a/0x960 [ 2683.099184][T13831] iomap_dio_actor+0x87/0x3a0 [ 2683.103890][T13831] iomap_apply+0x20d/0x6a0 [ 2683.108320][T13831] ? iomap_dio_bio_actor+0x960/0x960 [ 2683.113625][T13831] iomap_dio_rw+0x67e/0x9a0 [ 2683.118142][T13831] ? iomap_dio_bio_actor+0x960/0x960 [ 2683.123458][T13831] ? ext4_journal_check_start+0x103/0x150 [ 2683.129199][T13831] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 2683.135588][T13831] ext4_file_write_iter+0xc38/0xd40 [ 2683.140799][T13831] ? ext4_file_write_iter+0xc38/0xd40 [ 2683.146208][T13831] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 2683.152466][T13831] aio_write+0x1de/0x2d0 [ 2683.156764][T13831] ? __fget+0xb8/0x1d0 [ 2683.160864][T13831] io_submit_one+0x61d/0xdb0 [ 2683.165570][T13831] __x64_sys_io_submit+0x104/0x2a0 [ 2683.171318][T13831] ? startup_64+0x1/0x30 [ 2683.175588][T13831] do_syscall_64+0xcc/0x3a0 [ 2683.180101][T13831] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 2683.186001][T13831] RIP: 0033:0x45b349 [ 2683.189901][T13831] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 2683.209619][T13831] RSP: 002b:00007f228ac69c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 2683.218042][T13831] RAX: ffffffffffffffda RBX: 00007f228ac6a6d4 RCX: 000000000045b349 [ 2683.226023][T13831] RDX: 0000000020000540 RSI: 0000000000000082 RDI: 00007f228a93d000 [ 2683.234104][T13831] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 2683.242445][T13831] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 2683.250419][T13831] R13: 00000000000001f4 R14: 00000000004c2cd2 R15: 000000000075bf2c [ 2683.259935][T13831] Kernel Offset: disabled [ 2683.264458][T13831] Rebooting in 86400 seconds..