) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = socket(0x18, 0x0, 0x3) dup2(r2, r3) syz_genetlink_get_family_id$batadv(&(0x7f0000000140)='batadv\x00') sendmsg$BATADV_CMD_GET_BLA_BACKBONE(r3, &(0x7f0000000300)={&(0x7f0000000100), 0xc, &(0x7f00000001c0)={0x0}, 0x1, 0x0, 0x0, 0x51}, 0x4) [ 239.648076] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 239.662554] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 239.685313] FAT-fs (loop5): Filesystem has been set read-only 19:29:21 executing program 4: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 239.697248] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 239.709686] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) 19:29:21 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:29:21 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) r0 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r2 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x7fff) fcntl$setstatus(r0, 0x4, 0x44800) io_submit(r1, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r0, &(0x7f0000000000), 0x5000}]) [ 239.866080] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 239.874568] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:29:21 executing program 3: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = openat$cgroup_ro(0xffffffffffffff9c, &(0x7f00000000c0)='memory.events\x00', 0x26e1, 0x0) ioctl$FS_IOC_RESVSP(r2, 0x40305828, &(0x7f0000000040)={0x0, 0x1, 0x0, 0x68d4}) 19:29:21 executing program 4: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:29:21 executing program 0: syz_mount_image$ext4(0x0, &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:29:21 executing program 4: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:29:21 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) r0 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r2 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x7fff) fcntl$setstatus(r0, 0x4, 0x44800) io_submit(r1, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r0, &(0x7f0000000000), 0x5000}]) 19:29:21 executing program 3: perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0xa3, 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, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000fe5000/0x18000)=nil, 0x0, 0x0, 0x0, 0x0, 0x0) 19:29:21 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:21 executing program 0: syz_mount_image$ext4(0x0, &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:29:22 executing program 2: mknod$loop(&(0x7f0000000100)='./file0\x00', 0x6000, 0x1) creat(&(0x7f0000000000)='./file0\x00', 0x0) chroot(&(0x7f0000000140)='./bus\x00') clone(0x26100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) creat(&(0x7f00000000c0)='./file0\x00', 0x0) syz_mount_image$iso9660(&(0x7f00000003c0)='iso9660\x00', &(0x7f0000000400)='./bus\x00', 0x0, 0xffffffab, 0x0, 0x0, 0x0) 19:29:22 executing program 4: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:29:22 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) r0 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r2 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x7fff) fcntl$setstatus(r0, 0x4, 0x44800) io_submit(r1, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r0, &(0x7f0000000000), 0x5000}]) 19:29:22 executing program 3: r0 = syz_open_dev$video(&(0x7f0000000000)='/dev/video#\x00', 0x3, 0x0) ioctl$VIDIOC_G_STD(r0, 0x80085617, 0x0) 19:29:22 executing program 0: syz_mount_image$ext4(0x0, &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:29:22 executing program 3: clone(0x20002004ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) exit_group(0x0) mount$fuse(0x0, 0x0, 0x0, 0x0, 0x0) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000480)=ANY=[@ANYBLOB="8c0000001000010401000000fddbdf2500000000", @ANYRES32=0x0, @ANYBLOB="000000000000000064001280080001007369740058000280050005002800000014000b00ff01000000000000000000000000000108001400ff00000008001400090000000600100001000000080003006401010005000500090000000500090029000000060012004e21000008000300", @ANYRES32], 0x8c}}, 0x0) 19:29:22 executing program 4: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(0xffffffffffffffff, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:29:22 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:29:22 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) fchdir(0xffffffffffffffff) r0 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r2 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x7fff) fcntl$setstatus(r0, 0x4, 0x44800) io_submit(r1, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r0, &(0x7f0000000000), 0x5000}]) 19:29:22 executing program 3: syz_open_dev$sndctrl(0x0, 0x0, 0x0) r0 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x0, 0x0) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) dup3(r1, r0, 0x0) 19:29:23 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:23 executing program 4: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, 0x0, &(0x7f000034f000)) 19:29:23 executing program 3: syz_open_dev$sndctrl(0x0, 0x0, 0x0) r0 = syz_open_dev$sndpcmp(&(0x7f0000000000)='/dev/snd/pcmC#D#p\x00', 0x0, 0x0) r1 = socket$nl_xfrm(0x10, 0x3, 0x6) dup3(r1, r0, 0x0) 19:29:23 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:29:23 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) fchdir(0xffffffffffffffff) r0 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r2 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x7fff) fcntl$setstatus(r0, 0x4, 0x44800) io_submit(r1, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r0, &(0x7f0000000000), 0x5000}]) 19:29:23 executing program 2: clone(0x20002004ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) exit_group(0x0) dup(0xffffffffffffffff) r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000480)=ANY=[@ANYBLOB="8c0000001000010401000000fddbdf2500000000", @ANYRES32=0x0, @ANYBLOB="000000000000000064001280080001007369740058000280050005002800000014000b00ff01000000000000000000000000000108001400ff00000008001400090000000600100001000000080003006401010005000500090000000500090029000000060012004e21000008000300", @ANYRES32], 0x8c}}, 0x0) 19:29:23 executing program 3: mkdir(&(0x7f0000002000)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0) mount(0x0, &(0x7f0000000540)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', &(0x7f0000000500)='sysfs\x00', 0x0, 0x0) symlink(&(0x7f0000000140)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38//../file0\x00', &(0x7f00000002c0)='./file0\x00') perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x82, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mount(0x0, &(0x7f0000000200)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', &(0x7f0000000280)='binfmt_misc\x00', 0x0, 0x0) creat(&(0x7f0000000080)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38//../file0\x00', 0x0) unlink(&(0x7f0000000040)='./file0\x00') 19:29:23 executing program 4: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, 0x0, &(0x7f000034f000)) 19:29:23 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:29:23 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) fchdir(0xffffffffffffffff) r0 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r2 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x7fff) fcntl$setstatus(r0, 0x4, 0x44800) io_submit(r1, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r0, &(0x7f0000000000), 0x5000}]) 19:29:23 executing program 4: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, 0x0, &(0x7f000034f000)) 19:29:23 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) [ 241.992981] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:29:24 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:24 executing program 3: mkdir(&(0x7f0000002000)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0) mount(0x0, &(0x7f0000000540)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', &(0x7f0000000500)='sysfs\x00', 0x0, 0x0) symlink(&(0x7f0000000140)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38//../file0\x00', &(0x7f00000002c0)='./file0\x00') perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x82, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mount(0x0, &(0x7f0000000200)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', &(0x7f0000000280)='binfmt_misc\x00', 0x0, 0x0) creat(&(0x7f0000000080)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38//../file0\x00', 0x0) unlink(&(0x7f0000000040)='./file0\x00') 19:29:24 executing program 2: mkdir(&(0x7f0000002000)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0) mount(0x0, &(0x7f0000000540)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', &(0x7f0000000500)='sysfs\x00', 0x0, 0x0) symlink(&(0x7f0000000140)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38//../file0\x00', &(0x7f00000002c0)='./file0\x00') perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x82, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) mount(0x0, &(0x7f0000000200)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', &(0x7f0000000280)='binfmt_misc\x00', 0x0, 0x0) creat(&(0x7f0000000080)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38//../file0\x00', 0x0) unlink(&(0x7f0000000040)='./file0\x00') 19:29:24 executing program 4: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8), &(0x7f000034f000)=0x1ed4abe5) 19:29:24 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) 19:29:24 executing program 5: r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 242.710565] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:29:24 executing program 5: r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:24 executing program 4: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8), &(0x7f000034f000)=0x1ed4abe5) 19:29:24 executing program 3: perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0xa3, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffff, 0xffffffffffffffff, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000340)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_IRQFD(r1, 0x4020ae76, &(0x7f0000000000)) dup2(0xffffffffffffffff, 0xffffffffffffffff) 19:29:24 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, 0x0) 19:29:24 executing program 2: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000002000)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0) mount(0x0, &(0x7f0000000540)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', &(0x7f0000000500)='sysfs\x00', 0x0, 0x0) symlink(&(0x7f0000000140)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38//../file0\x00', &(0x7f00000002c0)='./file0\x00') socket$inet_udplite(0x2, 0x2, 0x88) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x82, 0x20032, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) creat(&(0x7f0000000080)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38//../file0\x00', 0x0) openat$autofs(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/autofs\x00', 0x800, 0x0) rmdir(&(0x7f0000000400)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00') unlink(&(0x7f0000000040)='./file0\x00') 19:29:24 executing program 4: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8), &(0x7f000034f000)=0x1ed4abe5) [ 242.919574] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:29:25 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) close(0xffffffffffffffff) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, 0xffffffffffffffff, 0x0, 0x10010, 0x0) 19:29:25 executing program 5: r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:25 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[]) 19:29:25 executing program 3: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) pipe(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r5, 0x1, 0x1a, &(0x7f0000000140)={0x2, &(0x7f0000000000)=[{0x48}, {0x6}]}, 0x10) write$binfmt_misc(r3, &(0x7f0000000000)=ANY=[], 0xfffffecc) splice(r2, 0x0, r4, 0x0, 0x4ffdc, 0x0) 19:29:25 executing program 4: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, 0x0) 19:29:25 executing program 2: syz_open_procfs(0x0, 0x0) mkdir(&(0x7f0000002000)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', 0x0) mount(0x0, &(0x7f0000000540)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00', &(0x7f0000000500)='sysfs\x00', 0x0, 0x0) symlink(&(0x7f0000000140)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38//../file0\x00', &(0x7f00000002c0)='./file0\x00') socket$inet_udplite(0x2, 0x2, 0x88) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x82, 0x20032, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) creat(&(0x7f0000000080)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38//../file0\x00', 0x0) openat$autofs(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/autofs\x00', 0x800, 0x0) rmdir(&(0x7f0000000400)='\x13\x13w\xc5\xfc5\xd4\x14T\xd5\xd4\x1d)\xad\x1a`)Y\x81F\xe6\xbe\x16nA\xad\r\xbd@T\x03<\x9f3\xbb\xda\x82$\xa2\xf3\xd7r\xe7cnH\xb3<\xbfp\x83r\xe8\xf1\xb9\x93>\xc5\x12wC\xbe\"\x06 \x9e\xf0-\xf9\xcb\xf2\xf6\xe8\x80\xd38/\x00') unlink(&(0x7f0000000040)='./file0\x00') [ 243.730331] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:29:25 executing program 4: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, 0x0) 19:29:25 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[]) 19:29:25 executing program 5: syz_mount_image$msdos(0x0, &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:25 executing program 4: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, 0x0) [ 243.983638] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:29:25 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[]) 19:29:25 executing program 2: perf_event_open(&(0x7f0000000440)={0x2, 0x70, 0xa3, 0x2, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, r2, &(0x7f0000fe7000/0x18000)=nil, &(0x7f0000000440)=[@textreal={0x8, 0x0}], 0x1, 0x0, 0x0, 0x0) [ 244.154085] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:29:26 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) close(0xffffffffffffffff) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, 0xffffffffffffffff, 0x0, 0x10010, 0x0) 19:29:26 executing program 5: syz_mount_image$msdos(0x0, &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:26 executing program 4: open(0x0, 0x141042, 0x0) r0 = creat(&(0x7f0000000100)='./bus\x00', 0x0) r1 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) dup3(r1, r0, 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x44000) io_setup(0x40000000008, &(0x7f0000000240)=0x0) r3 = creat(&(0x7f0000000100)='./bus\x00', 0x0) fallocate(r3, 0x0, 0x0, 0x1000f4) perf_event_open(&(0x7f0000000480)={0x2, 0x70, 0x42, 0x8001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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_mount_image$nfs4(&(0x7f0000000200)='nfs4\x00', &(0x7f0000000280)='\x00', 0x6, 0x2, &(0x7f00000056c0)=[{&(0x7f00000002c0)="7a9c75872995c0aa568cb9912d3cb51d94f138d98b14f83a304696fd79aef16362a42b042a5ba372821a031e7ddd782ea45a71d78521734f0ccf778be68d50a70d25db35b4c3b3405449c425602b17298a52869205b62cc1ad7d51e50debe4770f1e7a86d20dca8add83679596a7504277e25f16b08d3e400e359e82d8ddc5d486c13f88e56d26f4cbb716aa810a09b66174a78f129017fe016ec4dfccb3796c0734cb0eaaa085b14f50b86d7941fbe44ffb47b53e074de26b5ec8af8fd2cb31d0e83b5bfddceb2399c6923830e9163fbbfef37d253b21e0e04a71deec", 0xdd, 0x7ff80}, {&(0x7f00000003c0), 0x0, 0x673b}], 0x1000040, &(0x7f0000000500)='lo\x00') perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x0, 0x2}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) io_submit(r2, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x0, 0x0, 0x0, 0x0, 0x0, r0, &(0x7f0000000000), 0x200a00}]) sendmsg$NFT_BATCH(0xffffffffffffffff, 0x0, 0x20004894) 19:29:26 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB]) 19:29:26 executing program 2: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x7}, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) recvmmsg(r0, &(0x7f0000001a00)=[{{0x0, 0x0, 0x0}, 0x2}], 0x1, 0x0, 0x0) pipe(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) write(r2, &(0x7f0000000340), 0x41395527) vmsplice(r1, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) sched_setattr(0x0, &(0x7f0000000080)={0x38, 0x2, 0x0, 0x0, 0x3}, 0x0) r3 = inotify_init() inotify_add_watch(r3, &(0x7f0000000300)='.\x00', 0xfe) r4 = open(&(0x7f0000000040)='./file0\x00', 0x200c2, 0x0) write$nbd(r4, &(0x7f00000000c0)=ANY=[], 0x1) sendfile(r4, r4, &(0x7f0000000200), 0xa198) 19:29:26 executing program 3: sendmsg$TIPC_NL_MON_SET(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000140)=ANY=[@ANYRES16=0x0, @ANYBLOB="00000000000000000000110000002c00038008000200000000000800020000000011080002000000160008000200000000000800010000800c0001006574683a7767310e2400038008000300000000000800010000000400080003000000000008000100000000003000058008000100756470001c0002800800020000004000080001000000000008000200000000000800010065746800a4"], 0xa4}}, 0x0) syz_mount_image$ext4(0x0, 0x0, 0x0, 0x1, &(0x7f00000007c0)=[{&(0x7f0000000580)="62f23e748cdfecc0d3bcb88248f9f8f8e87edc5637656d6e511dcdc6041c8d8a0957939950c15c7ac6360c7820e1d5957ba4167f17600b58767db91e29eb92a20f86dddfb0f8dda322d3ddeadba924051c7894f228f090746b1a55e851e7dcaae4d8411f6806d216b4f2e7eca231a301cc0c9bb4bb5598a943", 0x79, 0x9}], 0x0, 0x0) sendmsg$IPCTNL_MSG_EXP_DELETE(0xffffffffffffffff, &(0x7f00000003c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000600)={0x14}, 0x14}}, 0x0) syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000000)='./file0\x00', 0x0, 0xabb, &(0x7f0000000100)=[{&(0x7f00000000c0)="800000003804000019000300e60100006c000000000000000100000001000000004000000040000080000000101308006d5ebe5a0000ffff53ef", 0x4db, 0x400}], 0x4801, 0x0) [ 244.791434] audit: type=1804 audit(1591126166.357:34): pid=10385 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir574980602/syzkaller.KKf7pb/119/bus" dev="sda1" ino=16218 res=1 [ 244.819088] audit: type=1804 audit(1591126166.357:35): pid=10385 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir574980602/syzkaller.KKf7pb/119/bus" dev="sda1" ino=16218 res=1 [ 244.864217] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 244.979795] EXT4-fs (loop3): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock [ 245.028228] EXT4-fs (loop3): ext4_check_descriptors: Inode bitmap for group 0 overlaps superblock 19:29:26 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB]) [ 245.092892] EXT4-fs (loop3): ext4_check_descriptors: Inode table for group 0 overlaps superblock [ 245.189984] EXT4-fs (loop3): corrupt root inode, run e2fsck [ 245.213790] EXT4-fs (loop3): mount failed 19:29:26 executing program 5: syz_mount_image$msdos(0x0, &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 245.445146] audit: type=1804 audit(1591126166.897:36): pid=10385 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir574980602/syzkaller.KKf7pb/119/bus" dev="sda1" ino=16218 res=1 [ 245.550948] audit: type=1804 audit(1591126166.907:37): pid=10404 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir574980602/syzkaller.KKf7pb/119/bus" dev="sda1" ino=16218 res=1 [ 245.685186] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:29:27 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB]) 19:29:27 executing program 4: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0xe8) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) socket$netlink(0x10, 0x3, 0x0) r4 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, 0x0) ioctl$TUNSETIFF(r4, 0x400454ca, &(0x7f00000000c0)={'syzkaller1\x00', 0x102}) splice(r0, 0x0, r2, 0x0, 0x80000010008, 0x0) 19:29:27 executing program 3: sched_setattr(0x0, 0x0, 0x0) r0 = inotify_init() inotify_add_watch(r0, &(0x7f0000000300)='.\x00', 0xfe) r1 = open(&(0x7f0000000040)='./file0\x00', 0x200c2, 0x0) write$nbd(r1, &(0x7f00000000c0)=ANY=[], 0x1) sendfile(0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0) 19:29:27 executing program 2: creat(0x0, 0x0) r0 = semget$private(0x0, 0x8, 0x0) semop(r0, &(0x7f0000000080)=[{0x0, 0x100}, {}], 0x2) semctl$IPC_RMID(r0, 0x0, 0x0) [ 245.895338] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:29:27 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) close(0xffffffffffffffff) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, 0xffffffffffffffff, 0x0, 0x10010, 0x0) 19:29:27 executing program 3: 19:29:27 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', 0x0, 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:27 executing program 2: 19:29:27 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB='sb=0x00000']) 19:29:27 executing program 2: 19:29:27 executing program 3: 19:29:27 executing program 2: 19:29:27 executing program 4: [ 246.243829] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:29:27 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', 0x0, 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:27 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB='sb=0x00000']) 19:29:27 executing program 3: [ 246.452204] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:29:28 executing program 1: r0 = socket$inet_udp(0x2, 0x2, 0x0) close(r0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r2 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r2, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(0xffffffffffffffff, 0x0, r0, 0x0, 0x10010, 0x0) 19:29:28 executing program 4: 19:29:28 executing program 2: 19:29:28 executing program 3: 19:29:28 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB='sb=0x00000']) 19:29:28 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', 0x0, 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:28 executing program 3: 19:29:28 executing program 4: 19:29:28 executing program 2: [ 247.263673] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:29:28 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB='sb=0x0000000000']) 19:29:29 executing program 4: 19:29:29 executing program 3: [ 247.499938] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:29:29 executing program 1: r0 = socket$inet_udp(0x2, 0x2, 0x0) close(r0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r2 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r2, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(0xffffffffffffffff, 0x0, r0, 0x0, 0x10010, 0x0) 19:29:29 executing program 2: 19:29:29 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0x0, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:29 executing program 3: 19:29:29 executing program 4: 19:29:29 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB='sb=0x0000000000']) 19:29:29 executing program 2: 19:29:29 executing program 4: 19:29:29 executing program 3: 19:29:29 executing program 2: [ 247.823712] FAT-fs (loop5): bogus number of reserved sectors [ 247.835012] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 247.846255] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:29 executing program 2: 19:29:29 executing program 3: 19:29:29 executing program 1: r0 = socket$inet_udp(0x2, 0x2, 0x0) close(r0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r2 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r2, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(0xffffffffffffffff, 0x0, r0, 0x0, 0x10010, 0x0) 19:29:29 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB='sb=0x0000000000']) 19:29:29 executing program 4: 19:29:29 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0x0, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:29 executing program 3: 19:29:29 executing program 2: 19:29:29 executing program 3: 19:29:29 executing program 4: 19:29:29 executing program 2: [ 248.372018] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 248.375278] FAT-fs (loop5): bogus number of reserved sectors [ 248.404769] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:30 executing program 3: 19:29:30 executing program 4: 19:29:30 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB='sb=0x000000000000']) [ 248.621116] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:29:30 executing program 1: pipe(0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) close(r0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r2 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r2, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(0xffffffffffffffff, 0x0, r0, 0x0, 0x10010, 0x0) 19:29:30 executing program 2: 19:29:30 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0x0, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:30 executing program 3: 19:29:30 executing program 4: 19:29:30 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB='sb=0x000000000000']) 19:29:30 executing program 3: 19:29:30 executing program 2: 19:29:30 executing program 4: [ 248.944262] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 248.953053] FAT-fs (loop5): bogus number of reserved sectors [ 248.964673] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:30 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB='sb=0x000000000000']) 19:29:30 executing program 4: 19:29:30 executing program 2: [ 249.227173] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:29:31 executing program 1: pipe(0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) close(r0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r2 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r2, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(0xffffffffffffffff, 0x0, r0, 0x0, 0x10010, 0x0) 19:29:31 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x0, 0x0, 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:31 executing program 3: 19:29:31 executing program 4: 19:29:31 executing program 2: 19:29:31 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB='sb=0x0000000000000']) 19:29:31 executing program 4: 19:29:31 executing program 3: 19:29:31 executing program 2: [ 249.517981] EXT4-fs (loop0): VFS: Can't find ext4 filesystem [ 249.529821] FAT-fs (loop5): bogus number of reserved sectors [ 249.555199] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:31 executing program 4: 19:29:31 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB='sb=0x0000000000000']) 19:29:31 executing program 3: [ 249.755887] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:29:31 executing program 1: pipe(0x0) r0 = socket$inet_udp(0x2, 0x2, 0x0) close(r0) r1 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r1, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r2 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r2, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(0xffffffffffffffff, 0x0, r0, 0x0, 0x10010, 0x0) 19:29:31 executing program 2: 19:29:31 executing program 4: 19:29:31 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x0, 0x0, 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:31 executing program 3: 19:29:31 executing program 0: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB='sb=0x0000000000000']) 19:29:31 executing program 3: 19:29:31 executing program 2: [ 250.081203] FAT-fs (loop5): bogus number of reserved sectors [ 250.113361] EXT4-fs (loop0): VFS: Can't find ext4 filesystem 19:29:31 executing program 4: 19:29:31 executing program 3: [ 250.126129] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:31 executing program 2: 19:29:31 executing program 4: 19:29:32 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(0xffffffffffffffff) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:32 executing program 3: 19:29:32 executing program 2: 19:29:32 executing program 4: 19:29:32 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x0, 0x0, 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:32 executing program 0: 19:29:32 executing program 0: 19:29:32 executing program 2: 19:29:32 executing program 4: 19:29:32 executing program 3: [ 250.688938] FAT-fs (loop5): bogus number of reserved sectors 19:29:32 executing program 2: [ 250.744527] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:32 executing program 0: 19:29:33 executing program 3: 19:29:33 executing program 4: 19:29:33 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x0, &(0x7f0000000180), 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:33 executing program 2: 19:29:33 executing program 0: 19:29:33 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(0xffffffffffffffff) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:33 executing program 0: 19:29:33 executing program 4: 19:29:33 executing program 2: 19:29:33 executing program 3: [ 251.737694] FAT-fs (loop5): bogus number of reserved sectors [ 251.783862] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:33 executing program 4: 19:29:33 executing program 0: 19:29:33 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x0, &(0x7f0000000180), 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:33 executing program 3: 19:29:33 executing program 2: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x5}, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) accept$packet(0xffffffffffffffff, 0x0, &(0x7f00000001c0)) recvmmsg(r1, &(0x7f0000004700)=[{{&(0x7f0000000300)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @initdev}}, 0x80, &(0x7f0000002880)=[{&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000001440)=""/170, 0xaa}, {&(0x7f0000001500)=""/193, 0xc1}, {&(0x7f0000000180)=""/28, 0x1c}, {&(0x7f0000001600)=""/225, 0xe1}, {&(0x7f0000001700)=""/3, 0x3}, {&(0x7f0000001800)=""/4096, 0x1000}], 0x7, &(0x7f0000002940)=""/119, 0x77}, 0x3}, {{&(0x7f00000029c0)=@nfc, 0x80, &(0x7f0000002cc0)=[{&(0x7f0000002a40)=""/129, 0x81}, {&(0x7f0000002bc0)=""/57, 0x39}, {0x0}], 0x3}, 0x4}, {{&(0x7f0000002d40)=@alg, 0x80, 0x0, 0x0, &(0x7f0000002f40)=""/143, 0x8f}, 0x401}, {{&(0x7f0000003000)=@isdn, 0x80, &(0x7f0000003140)=[{&(0x7f0000003080)=""/156, 0x9c}], 0x1, &(0x7f0000003180)=""/138, 0x8a}}, {{&(0x7f0000003240)=@ipx, 0x80, 0x0}, 0x5}], 0x5, 0xa0, 0x0) pipe(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r3, 0x407, 0x9) write(r3, &(0x7f0000000340), 0x41395527) vmsplice(r2, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) syz_genetlink_get_family_id$netlbl_unlabel(0x0) sched_setattr(0x0, &(0x7f0000000080)={0x30, 0x2, 0x1, 0x0, 0x3}, 0x0) ioctl$sock_SIOCGIFINDEX(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'veth0_to_batadv\x00'}) creat(&(0x7f0000000000)='./file0\x00', 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0xf}, 0x120, 0x8000000000, 0x0, 0x0, 0x0, 0x7}, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000000a000)={0x2, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x8000000200036150, 0x800007b, 0x0, 0x0, 0x9}, 0x0, 0x0, 0xffffffffffffffff, 0x0) clone(0x10000103, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) mount(0x0, &(0x7f0000000140)='./file0\x00', &(0x7f0000fb5ffc)='nfs\x00', 0x0, &(0x7f000000a000)) 19:29:33 executing program 4: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) mount(&(0x7f0000000140)=ANY=[@ANYBLOB='/dev/loop0'], &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='squashfs\x00', 0x0, 0x0) 19:29:33 executing program 0: creat(&(0x7f0000000040)='./file0\x00', 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@jqfmt_vfsv0='jqfmt=vfsv0'}]}) [ 251.939756] FAT-fs (loop5): bogus number of reserved sectors [ 251.970946] FAT-fs (loop5): Can't find a valid FAT filesystem [ 252.041304] print_req_error: I/O error, dev loop0, sector 0 [ 252.052220] SQUASHFS error: squashfs_read_data failed to read block 0x0 [ 252.067355] squashfs: SQUASHFS error: unable to read squashfs_super_block [ 252.282680] EXT4-fs (sda1): re-mounted. Opts: jqfmt=vfsv0, 19:29:34 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(0xffffffffffffffff) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:34 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:34 executing program 4: perf_event_open(&(0x7f0000000080)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000013c0)={{{@in6=@remote, @in=@empty, 0x0, 0x0, 0x0, 0x0, 0x2}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3f}, {}, 0x0, 0x0, 0x1}, {{@in6=@dev, 0x0, 0x32}, 0x0, @in6=@ipv4={[], [], @dev}, 0x0, 0x0, 0x0, 0x2, 0x0, 0xfffffffe}}, 0xe8) connect$inet6(r0, &(0x7f0000000100)={0xa, 0xffffffffffffffff, 0x0, @ipv4={[], [], @remote}}, 0x1c) sendmmsg(r0, &(0x7f0000000240), 0x5c3, 0x0) 19:29:34 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x0, &(0x7f0000000180), 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:34 executing program 2: r0 = socket(0x1e, 0x1, 0x0) sendmsg(r0, &(0x7f00003bbfc8)={&(0x7f0000fdbf80)=@generic={0x10000000001e, "02ff0100000001000000000000000ae77f5bf86c480200020000de010300000000e4ff064b3f013a00fb48a16700008f00000000ac50d5fe32c4000000007fffffff6a008356edb9a6341c1fd45624281e00070ecddd0206c39750c40000fd00000900010000000b0000db000004da3600"}, 0x80, 0x0}, 0x0) 19:29:34 executing program 0: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$kcm(0xa, 0x2, 0x73) bind$inet6(r2, &(0x7f0000000000)={0xa, 0x0, 0x0, @loopback}, 0x69) connect(r2, &(0x7f0000000180)=@in6={0xa, 0x0, 0x0, @empty}, 0x3f) sendmmsg$inet_sctp(r2, &(0x7f00000003c0), 0x3a301e0909ff6cd, 0x0) 19:29:34 executing program 4: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, 0x0, 0x0) r1 = socket$inet6(0xa, 0x0, 0x0) recvmmsg(r1, &(0x7f0000008880), 0x400000000000249, 0x0, 0x0) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x14, 0x0, 0x0) syz_mount_image$msdos(&(0x7f00000000c0)='msdos\x00', &(0x7f0000000240)='./file0\x00', 0x0, 0x4, &(0x7f0000000540)=[{&(0x7f0000000400)="cea2ebfe48a505cc8b6f29380dd9d98e7a490a6df1d96e0bab17952e20243859fbaa3c6336da4acf8d8a7b16d6cc83ce1e409dac4212003910ce3152fafb37f3f80fdff7eea851f2dda8d118cec27ce05bffbd6785f212b8fba90b6a8477decf5df5bda6679e", 0x66, 0x81cc}, {&(0x7f0000000480)="7133b452d9f57cc0dd4450", 0xb, 0x6}, {&(0x7f00000004c0)="587d3a640e981f2068105b7b0344629445", 0x11, 0x80000000}, {&(0x7f0000000500)="9129334ab698cc6bade0f4a4cce1a31f4cab661d", 0x14, 0x3ff}], 0x10000, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r3, 0x407, 0x0) write(r3, &(0x7f0000000340), 0x41395527) vmsplice(r2, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) r4 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ashmem\x00', 0x0, 0x0) r5 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x80103, 0x0) dup2(r4, r5) 19:29:34 executing program 2: r0 = perf_event_open(&(0x7f0000000200)={0x2, 0x70, 0x0, 0x8001, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) r1 = socket$inet6(0xa, 0x803, 0x2) setsockopt$inet6_IPV6_XFRM_POLICY(r1, 0x29, 0x23, &(0x7f0000000340)={{{@in6=@dev, @in=@broadcast, 0x0, 0x0, 0x0, 0x0, 0xa}}, {{@in=@broadcast, 0x0, 0x3c}, 0x0, @in6=@dev}}, 0xe8) dup2(r0, r1) [ 252.804561] FAT-fs (loop5): bogus number of reserved sectors [ 252.814718] EXT4-fs (sda1): Cannot specify journal on remount [ 252.837760] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:34 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:34 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{0x0}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 253.027550] FAT-fs (loop4): invalid media value (0x00) 19:29:34 executing program 2: r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/snapshot\x00', 0x121701, 0x0) writev(r0, &(0x7f0000000400)=[{&(0x7f0000000540)="1d07be52709d0d5bce3ce39fd6b2b843f58dd9ef9207364170bc80cc03eaac2ec90fbcb8060c87b28ebe7f634f7838dec1531456a19acc0548f8e06471d4ed12b8baf79f800465b57efbf864a6344246058e3b54d63739d28c72c1272ea9d0f28066615cdeb4a412ddcc", 0x6a}, {0x0}, {&(0x7f0000000600)="dda0c12376e1c2408e4a6f577b34d7d571df48ea702d0fe92fe20185ce3643ccd4cd06ca74f794bdf7556c198067064e5b0d97af3cf3b8072056361f97c125721c79a0fc7be6680ff67a0e87f6d27fc05fc7b6efcb5a2fb542aea4bd493acbed1d957928e7d4f84d9ce651c040d1534fd5ba225d4bb435931c9a09", 0x7b}], 0x3) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000006c0)={0xffffffffffffffff, 0xffffffffffffffff}) r3 = fcntl$dupfd(r2, 0x0, r1) ioctl$BLKRESETZONE(r3, 0x40101283, 0x0) close(r0) socketpair$unix(0x1, 0x0, 0x0, &(0x7f00000006c0)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = fcntl$dupfd(r5, 0x0, r4) ioctl$VIDIOC_SUBDEV_DV_TIMINGS_CAP(0xffffffffffffffff, 0xc0905664, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x0) inotify_add_watch(0xffffffffffffffff, &(0x7f0000000140)='./file0\x00', 0xa4002962) r7 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$sock_inet_tcp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f00000017c0)) sendmsg$NLBL_CALIPSO_C_REMOVE(0xffffffffffffffff, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000280)=ANY=[@ANYRES16, @ANYBLOB], 0x24}, 0x1, 0x0, 0x0, 0x20000084}, 0x14) sendmsg$IPSET_CMD_FLUSH(r7, 0x0, 0x8001) sendmsg$NLBL_CALIPSO_C_ADD(r6, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8800}, 0x840) ioctl$RNDCLEARPOOL(0xffffffffffffffff, 0x5206, 0x0) [ 253.056963] FAT-fs (loop4): Can't find a valid FAT filesystem [ 253.119998] EXT4-fs (sda1): Cannot specify journal on remount [ 253.165458] FAT-fs (loop5): bogus number of reserved sectors [ 253.183895] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:34 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 253.436504] EXT4-fs (sda1): Cannot specify journal on remount [ 253.641349] FAT-fs (loop4): invalid media value (0x00) [ 253.646986] FAT-fs (loop4): Can't find a valid FAT filesystem 19:29:35 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, 0x0, 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:35 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{0x0}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:35 executing program 2: r0 = syz_open_dev$video(&(0x7f0000000000)='/dev/video#\x00', 0x3, 0x0) ioctl$VIDIOC_S_AUDIO(r0, 0x40345622, &(0x7f0000000040)={0xffff, "599b0e043c26ea8fc70de4603675d685b2c3dab38422d4b88de319c6eb32a6ca"}) 19:29:35 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:35 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x404, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0x3}, 0x200, 0x0, 0x0, 0x0, 0x10000}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = syz_open_dev$usbfs(&(0x7f0000000180)='/dev/bus/usb/00#/00#\x00', 0x77, 0x1) ioctl$USBDEVFS_IOCTL(r0, 0xc0105512, &(0x7f0000000040)=@usbdevfs_connect) ioctl$USBDEVFS_IOCTL(r0, 0xc0105512, &(0x7f0000000380)) write$6lowpan_control(0xffffffffffffffff, &(0x7f00000002c0)='connect aa:aa:aa:aa:aa:10 1', 0x1b) process_vm_readv(0x0, &(0x7f0000000380)=[{0x0}], 0x1, 0x0, 0x0, 0x0) pipe(&(0x7f0000000280)={0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(0xffffffffffffffff) splice(r1, 0x0, r2, 0x0, 0x4004ffe0, 0x0) socket$isdn(0x22, 0x3, 0x2) socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) sendmsg$nl_route(r3, &(0x7f0000000040)={0x0, 0x0, 0x0}, 0x0) syz_open_dev$swradio(&(0x7f0000000000)='/dev/swradio#\x00', 0x0, 0x2) getsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(0xffffffffffffffff, 0x84, 0x76, &(0x7f0000000080), &(0x7f00000000c0)=0x8) setsockopt$inet_sctp_SCTP_RECONFIG_SUPPORTED(0xffffffffffffffff, 0x84, 0x75, &(0x7f0000000080)={0x0, 0x7e8}, 0x8) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0, 0x48}}, 0x0) munlock(&(0x7f0000ffe000/0x2000)=nil, 0x2000) 19:29:35 executing program 0: r0 = openat$vhci(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/vhci\x00', 0x28402) write$vhci(r0, &(0x7f0000000000)=@HCI_VENDOR_PKT, 0x2) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) [ 254.020849] FAT-fs (loop5): bogus number of reserved sectors 19:29:35 executing program 2: pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$IPSET_CMD_DEL(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="c4000000040601010001000000020004000d00002d00010006"], 0x1}}, 0x0) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) socket$nl_netfilter(0x10, 0x3, 0xc) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x4240a2a0) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup(r3) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) splice(r0, 0x0, r2, 0x0, 0x47fde, 0x0) [ 254.061771] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:35 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{0x0}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 254.190709] netlink: 'syz-executor.2': attribute type 1 has an invalid length. [ 254.195992] EXT4-fs (sda1): Cannot specify journal on remount [ 254.205441] nla_parse: 16 callbacks suppressed [ 254.205450] netlink: 128 bytes leftover after parsing attributes in process `syz-executor.2'. [ 254.298336] FAT-fs (loop5): bogus number of reserved sectors 19:29:35 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 254.341101] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:36 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:36 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 254.541743] FAT-fs (loop5): bogus number of reserved sectors [ 254.551262] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:36 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:36 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, 0x0, 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:36 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:36 executing program 3: mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:36 executing program 4: perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) setsockopt$inet6_IPV6_XFRM_POLICY(r0, 0x29, 0x23, &(0x7f00000013c0)={{{@in6=@remote, @in=@empty, 0x0, 0x0, 0x0, 0x0, 0x2}, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3f}, {0x0, 0x2}, 0x0, 0x0, 0x1}, {{@in6=@dev, 0x0, 0x32}, 0x0, @in6=@ipv4={[], [], @dev}, 0x0, 0x0, 0x0, 0x2, 0x0, 0xfffffffe}}, 0xe8) connect$inet6(r0, &(0x7f0000000100)={0xa, 0xffffffffffffffff, 0x0, @ipv4={[], [], @remote}}, 0x1c) sendmmsg(r0, &(0x7f0000000240), 0x5c3, 0x0) 19:29:36 executing program 4: r0 = openat$nvram(0xffffffffffffff9c, &(0x7f0000000040)='/dev/nvram\x00', 0x88102, 0x0) write$FUSE_NOTIFY_POLL(r0, &(0x7f0000000080)={0x18}, 0x18) [ 254.940668] FAT-fs (loop5): bogus number of reserved sectors [ 254.957564] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:45 executing program 0: read(0xffffffffffffffff, 0x0, 0x0) poll(&(0x7f00000001c0), 0x0, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x20, 0x0, 0x0, 0x0, 0x509, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}, 0x0, 0x0, 0x280, 0x1, 0x1, 0x7}, 0x0, 0xfffffffffffffffe, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000180)='./bus\x00', 0x0) fallocate(r0, 0x10, 0x0, 0x8020001) r1 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r2 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r2, &(0x7f0000000280), 0x1033b) fdatasync(r2) ioctl$EXT4_IOC_MOVE_EXT(r1, 0xc028660f, &(0x7f0000000200)={0x0, r2}) r3 = syz_init_net_socket$ax25(0x3, 0x5, 0x0) sendmsg$RDMA_NLDEV_CMD_STAT_DEL(r1, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x28, 0x1412, 0x2, 0x70bd26, 0x25dfdbff, "", [@RDMA_NLDEV_ATTR_STAT_COUNTER_ID={0x8, 0x4f, 0x3}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x48c0}, 0x8810) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x6) ioctl$SIOCAX25ADDUID(r3, 0x89e1, &(0x7f0000000040)={0x3, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, r5}) 19:29:45 executing program 4: r0 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x88002, 0x0) ioctl$TUNSETIFF(r0, 0x400454ca, &(0x7f00000000c0)={'syzkaller1\x00', 0x420000015001}) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udplite(0x2, 0x2, 0x88) r3 = fcntl$dupfd(r2, 0x0, r1) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000140)={'syzkaller1\x00', {0x7, 0x0, @loopback}}) write$tun(r0, &(0x7f0000000680)={@void, @val, @mpls={[], @ipv6=@icmpv6={0x0, 0x6, "a5c268", 0x1298, 0x3a, 0xff, @remote={0xfe, 0x80, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfc]}, @mcast2, {[], @ndisc_ra={0x86, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, [{0x5, 0x19, "e5fb000005005357cd99e33bca98e246dc9027eb3334ea443e7fdc4049b892d54090878bee496aa11e07fb0f1db1a0ebe2f95347b0317613063381165c01f08fea1048ea59a6f2273e02707fdd7defc02bde3192360593169594710bddd04aead6c89c87778555de42d23236534ba1a799a63eb4532003a703b249e4628e4706bccc7a264ee85014d99a7fd4565d3c416c835a741eb4e97140e834013724d23450072f0087ac65295ca0d7c601c30de0161560e2d20c5b1052e9b208e25470e9fa884ecd2082ec38b3cb19c083"}, {0x0, 0x1b, "14a142ef59c04e8e7b4db5309006bd98ec79847a52ed68124e8a24d3079fc53b81c039a7d59f992dcb481043f510a0ce1ebb98c07a624ff8c8cc0b4fd3b8e700196d1f5696e184393de669ffaebfbd494a9d6a5fedac0738ffc3dcb3c1b96e48fd063786ae5701f6aa5022621e665607848e20f162630df96d0a773993e97ae6b847e51883d73d66bb30b4375229cfd0c9c41f511bfbf2bca94caa7ce76be257173a4eae2b484117ac32acf6ea1a32def26c919c93055c2f9a640b2d847d527357902538828abd66b3d1a9b85034066154f0b2ec054f6a8712ec98e5"}, {0x0, 0x1f, "8cf0833ae2772f05d302c778833be4f2b9c43c83284b82e71ca1ee382af46513079a2f52da08c93afdfc1a18e4b677b307a1c7df90787cbd143b129bc8dbc39104eb21674d26fd4ced8626df256869e168d42f4d160ad1442cae2bd8fda0fc44a08759d245bfe8eba42ec7967c1e953256a057369159333bca73b498a882fb5e840d429804169a6446c1d1b013144ae0ee276a463ef69ea4c4636751083041811c9b549256c6a3a71e451f8fd4de25629b3de61cba78315412fa14e350bb03feaf63909bd7320561df80bc77f36d4561a5efcc324450355ed398d9e46e798e23e2a4a2c787728b9c549a1894c53dcdfe834c7785fb3c4331"}, {0x0, 0x3, "6598975984c98199c07565e33783bc472344c2fc4e6a32"}, {0x0, 0x1f8, "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"}, {0x0, 0x1, "c3dc73ee76fa"}]}}}}}, 0x12ca) 19:29:45 executing program 3: mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:45 executing program 2: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x38, 0x2, 0x0, 0x0, 0x9}, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) recvmmsg(r1, &(0x7f0000008880), 0x400000000000249, 0x0, 0x0) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x14, 0x0, 0x0) syz_mount_image$msdos(&(0x7f00000000c0)='msdos\x00', &(0x7f0000000240)='./file0\x00', 0x0, 0x4, &(0x7f0000000540)=[{&(0x7f0000000400)="cea2ebfe48a505cc8b6f29380dd9d98e7a490a6df1d96e0bab17952e20243859fbaa3c6336da4acf8d8a7b16d6cc83ce1e409dac4212003910ce3152fafb37f3f80fdff7eea851f2dda8d118cec27ce05bffbd6785f212b8fba90b6a8477decf", 0x60, 0x81cc}, {&(0x7f0000000480)="7133b452d9f57cc0dd4450", 0xb}, {&(0x7f00000004c0)="587d3a640e981f2068105b7b0344629445c5bc1f", 0x14, 0x80000000}, {&(0x7f0000000500)="9129334ab698cc6bade0f4a4cce1a31f4cab661d", 0x14, 0x3ff}], 0x10000, &(0x7f00000005c0)=ANY=[@ANYBLOB="636f646570610500000035352c6e6f646f74732c636f6465706167653d3836332c6e6f646f74732c666d61736b3d30303030303030103030303030303030303030323632312c646f74732c6769643d", @ANYRESHEX=0x0, @ANYBLOB=',dont_hash,uid<', @ANYBLOB="2c7063723d30303030303015d5197454825cabb05515a6ef303030303030", @ANYRESDEC=0x0, @ANYBLOB=',obj_role=nr0\x00,dont_app']) vmsplice(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r3, 0x407, 0x0) write(r3, &(0x7f0000000340), 0x41395527) vmsplice(r2, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) sched_setattr(0x0, &(0x7f0000000080)={0x30, 0x2, 0x1, 0x0, 0x3}, 0x0) r4 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ashmem\x00', 0x0, 0x0) r5 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x80103, 0x0) dup2(r4, r5) 19:29:45 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:45 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, 0x0, 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) [ 264.487371] FAT-fs (loop5): bogus number of reserved sectors [ 264.530130] FAT-fs (loop5): Can't find a valid FAT filesystem [ 264.557718] FAT-fs (loop2): Unrecognized mount option "codepa" or missing value 19:29:46 executing program 3: mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:46 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e666174", 0xb}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:46 executing program 3: creat(0x0, 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 265.044712] FAT-fs (loop5): bogus number of reserved sectors [ 265.057407] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:46 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e666174", 0xb}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:46 executing program 3: creat(0x0, 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 265.254600] FAT-fs (loop2): Unrecognized mount option "codepa" or missing value 19:29:46 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) [ 265.299489] FAT-fs (loop5): bogus number of reserved sectors [ 265.339658] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:48 executing program 0: read(0xffffffffffffffff, 0x0, 0x0) poll(&(0x7f00000001c0), 0x0, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x20, 0x0, 0x0, 0x0, 0x509, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}, 0x0, 0x0, 0x280, 0x1, 0x1, 0x7}, 0x0, 0xfffffffffffffffe, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000180)='./bus\x00', 0x0) fallocate(r0, 0x10, 0x0, 0x8020001) r1 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r2 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r2, &(0x7f0000000280), 0x1033b) fdatasync(r2) ioctl$EXT4_IOC_MOVE_EXT(r1, 0xc028660f, &(0x7f0000000200)={0x0, r2}) r3 = syz_init_net_socket$ax25(0x3, 0x5, 0x0) sendmsg$RDMA_NLDEV_CMD_STAT_DEL(r1, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x28, 0x1412, 0x2, 0x70bd26, 0x25dfdbff, "", [@RDMA_NLDEV_ATTR_STAT_COUNTER_ID={0x8, 0x4f, 0x3}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x48c0}, 0x8810) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x6) ioctl$SIOCAX25ADDUID(r3, 0x89e1, &(0x7f0000000040)={0x3, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, r5}) 19:29:48 executing program 3: creat(0x0, 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:48 executing program 2: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x38, 0x2, 0x0, 0x0, 0x9}, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) recvmmsg(r1, &(0x7f0000008880), 0x400000000000249, 0x0, 0x0) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x14, 0x0, 0x0) syz_mount_image$msdos(&(0x7f00000000c0)='msdos\x00', &(0x7f0000000240)='./file0\x00', 0x0, 0x4, &(0x7f0000000540)=[{&(0x7f0000000400)="cea2ebfe48a505cc8b6f29380dd9d98e7a490a6df1d96e0bab17952e20243859fbaa3c6336da4acf8d8a7b16d6cc83ce1e409dac4212003910ce3152fafb37f3f80fdff7eea851f2dda8d118cec27ce05bffbd6785f212b8fba90b6a8477decf", 0x60, 0x81cc}, {&(0x7f0000000480)="7133b452d9f57cc0dd4450", 0xb}, {&(0x7f00000004c0)="587d3a640e981f2068105b7b0344629445c5bc1f", 0x14, 0x80000000}, {&(0x7f0000000500)="9129334ab698cc6bade0f4a4cce1a31f4cab661d", 0x14, 0x3ff}], 0x10000, &(0x7f00000005c0)=ANY=[@ANYBLOB="636f646570610500000035352c6e6f646f74732c636f6465706167653d3836332c6e6f646f74732c666d61736b3d30303030303030103030303030303030303030323632312c646f74732c6769643d", @ANYRESHEX=0x0, @ANYBLOB=',dont_hash,uid<', @ANYBLOB="2c7063723d30303030303015d5197454825cabb05515a6ef303030303030", @ANYRESDEC=0x0, @ANYBLOB=',obj_role=nr0\x00,dont_app']) vmsplice(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r3, 0x407, 0x0) write(r3, &(0x7f0000000340), 0x41395527) vmsplice(r2, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) sched_setattr(0x0, &(0x7f0000000080)={0x30, 0x2, 0x1, 0x0, 0x3}, 0x0) r4 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ashmem\x00', 0x0, 0x0) r5 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x80103, 0x0) dup2(r4, r5) 19:29:48 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e666174", 0xb}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:48 executing program 4: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) r0 = getpid() sched_setattr(r0, &(0x7f0000000040)={0x38, 0x2, 0x0, 0x0, 0x9}, 0x0) r1 = socket$inet6(0xa, 0x2, 0x0) recvmmsg(r1, &(0x7f0000008880), 0x400000000000249, 0x0, 0x0) setsockopt$inet6_mreq(0xffffffffffffffff, 0x29, 0x14, 0x0, 0x0) syz_mount_image$msdos(&(0x7f00000000c0)='msdos\x00', &(0x7f0000000240)='./file0\x00', 0x0, 0x4, &(0x7f0000000540)=[{&(0x7f0000000400)="cea2ebfe48a505cc8b6f29380dd9d98e7a490a6df1d96e0bab17952e20243859fbaa3c6336da4acf8d8a7b16d6cc83ce1e409dac4212003910ce3152fafb37f3f80fdff7eea851f2dda8d118cec27ce05bffbd6785f212b8fba90b6a8477decf", 0x60, 0x81cc}, {&(0x7f0000000480)="7133b452d9f57cc0dd4450", 0xb}, {&(0x7f00000004c0)="587d3a640e981f2068105b7b0344629445c5bc1f", 0x14, 0x80000000}, {&(0x7f0000000500)="9129334ab698cc6bade0f4a4cce1a31f4cab661d", 0x14, 0x3ff}], 0x10000, &(0x7f00000005c0)=ANY=[@ANYBLOB="636f646570610500000035352c6e6f646f74732c636f6465706167653d3836332c6e6f646f74732c666d61736b3d30303030303030103030303030303030303030323632312c646f74732c6769643d", @ANYRESHEX=0x0, @ANYBLOB=',dont_hash,uid<', @ANYBLOB="2c7063723d30303030303015d5197454825cabb05515a6ef303030303030", @ANYRESDEC=0x0, @ANYBLOB=',obj_role=nr0\x00,dont_app']) vmsplice(0xffffffffffffffff, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r3, 0x407, 0x0) write(r3, &(0x7f0000000340), 0x41395527) vmsplice(r2, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) sched_setattr(0x0, &(0x7f0000000080)={0x30, 0x2, 0x1, 0x0, 0x3}, 0x0) r4 = openat$ashmem(0xffffffffffffff9c, &(0x7f0000000000)='/dev/ashmem\x00', 0x0, 0x0) r5 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080)='/dev/sequencer2\x00', 0x80103, 0x0) dup2(r4, r5) 19:29:48 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) [ 266.744103] FAT-fs (loop5): bogus number of reserved sectors [ 266.749959] FAT-fs (loop5): Can't find a valid FAT filesystem [ 266.755810] FAT-fs (loop2): Unrecognized mount option "codepa" or missing value 19:29:48 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 266.789802] FAT-fs (loop4): Unrecognized mount option "codepa" or missing value 19:29:48 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e666174000204010002", 0x11}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:48 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 267.238942] FAT-fs (loop5): invalid media value (0x00) [ 267.264726] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:48 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:49 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e666174000204010002", 0x11}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:49 executing program 2: read(0xffffffffffffffff, 0x0, 0x0) poll(&(0x7f00000001c0), 0x0, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x20, 0x0, 0x0, 0x0, 0x509, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}, 0x0, 0x0, 0x280, 0x1, 0x1, 0x7}, 0x0, 0xfffffffffffffffe, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000180)='./bus\x00', 0x0) fallocate(r0, 0x10, 0x0, 0x8020001) r1 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r2 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r2, &(0x7f0000000280), 0x1033b) fdatasync(r2) ioctl$EXT4_IOC_MOVE_EXT(r1, 0xc028660f, &(0x7f0000000200)={0x0, r2}) r3 = syz_init_net_socket$ax25(0x3, 0x5, 0x0) sendmsg$RDMA_NLDEV_CMD_STAT_DEL(r1, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x28, 0x1412, 0x2, 0x70bd26, 0x25dfdbff, "", [@RDMA_NLDEV_ATTR_STAT_COUNTER_ID={0x8, 0x4f, 0x3}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x48c0}, 0x8810) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x6) ioctl$SIOCAX25ADDUID(r3, 0x89e1, &(0x7f0000000040)={0x3, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, r5}) 19:29:49 executing program 0: read(0xffffffffffffffff, 0x0, 0x0) poll(&(0x7f00000001c0), 0x0, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 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) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x20, 0x0, 0x0, 0x0, 0x509, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}, 0x0, 0x0, 0x280, 0x1, 0x1, 0x7}, 0x0, 0xfffffffffffffffe, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000180)='./bus\x00', 0x0) fallocate(r0, 0x10, 0x0, 0x8020001) r1 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r2 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r2, &(0x7f0000000280), 0x1033b) fdatasync(r2) ioctl$EXT4_IOC_MOVE_EXT(r1, 0xc028660f, &(0x7f0000000200)={0x0, r2}) r3 = syz_init_net_socket$ax25(0x3, 0x5, 0x0) sendmsg$RDMA_NLDEV_CMD_STAT_DEL(r1, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x28, 0x1412, 0x2, 0x70bd26, 0x25dfdbff, "", [@RDMA_NLDEV_ATTR_STAT_COUNTER_ID={0x8, 0x4f, 0x3}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x48c0}, 0x8810) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x6) ioctl$SIOCAX25ADDUID(r3, 0x89e1, &(0x7f0000000040)={0x3, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, r5}) 19:29:49 executing program 4: r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/psched\x00') preadv(0xffffffffffffffff, &(0x7f0000000480)=[{&(0x7f0000000100)=""/144, 0x90}], 0x1, 0x0) r1 = openat$random(0xffffffffffffff9c, &(0x7f0000000000)='/dev/urandom\x00', 0x0, 0x0) dup3(r1, r0, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000001540)={0xffffffffffffffff, 0xc0, &(0x7f0000001480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) preadv(r0, &(0x7f0000000480), 0x10000000000002a1, 0x0) [ 267.537915] FAT-fs (loop5): invalid media value (0x00) [ 267.552528] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:49 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:49 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e666174000204010002", 0x11}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:49 executing program 4: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$alg(0x26, 0x5, 0x0) bind$alg(r2, &(0x7f0000000240)={0x26, 'rng\x00', 0x0, 0x0, 'ansi_cprng\x00'}, 0x58) [ 267.816645] FAT-fs (loop5): invalid media value (0x00) [ 267.861176] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:49 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x0, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:49 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:49 executing program 2: r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f00000003c0)='/dev/snapshot\x00', 0x121701, 0x0) writev(r0, &(0x7f0000000400)=[{&(0x7f0000000540)="1c", 0x1}], 0x1) close(r0) 19:29:49 executing program 0: read(0xffffffffffffffff, 0x0, 0x0) poll(&(0x7f00000001c0), 0x0, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x50d, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f0000000700)={0x1, 0x70, 0x0, 0x20, 0x0, 0x0, 0x0, 0x509, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, @perf_bp={0x0}, 0x0, 0x0, 0x280, 0x1, 0x1, 0x7}, 0x0, 0xfffffffffffffffe, 0xffffffffffffffff, 0x0) r0 = creat(&(0x7f0000000180)='./bus\x00', 0x0) fallocate(r0, 0x10, 0x0, 0x8020001) r1 = open(&(0x7f0000000140)='./bus\x00', 0x141042, 0x0) r2 = creat(&(0x7f0000000300)='./file0\x00', 0x0) write$P9_RREMOVE(r2, &(0x7f0000000280), 0x1033b) fdatasync(r2) ioctl$EXT4_IOC_MOVE_EXT(r1, 0xc028660f, &(0x7f0000000200)={0x0, r2}) r3 = syz_init_net_socket$ax25(0x3, 0x5, 0x0) sendmsg$RDMA_NLDEV_CMD_STAT_DEL(r1, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x28, 0x1412, 0x2, 0x70bd26, 0x25dfdbff, "", [@RDMA_NLDEV_ATTR_STAT_COUNTER_ID={0x8, 0x4f, 0x3}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x48c0}, 0x8810) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000cab000)=0x6) ioctl$SIOCAX25ADDUID(r3, 0x89e1, &(0x7f0000000040)={0x3, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, r5}) 19:29:49 executing program 4: mkdir(&(0x7f0000000400)='./file0\x00', 0x0) clone(0x26100900, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) mount(&(0x7f0000000140)=ANY=[@ANYBLOB='/dev/loop0'], &(0x7f00000000c0)='./file0\x00', &(0x7f0000000100)='squashfs\x00', 0x0, 0x0) 19:29:49 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e666174000204010002000274", 0x14}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 268.238737] print_req_error: I/O error, dev loop0, sector 0 [ 268.245142] SQUASHFS error: squashfs_read_data failed to read block 0x0 [ 268.263742] squashfs: SQUASHFS error: unable to read squashfs_super_block [ 268.296416] print_req_error: I/O error, dev loop0, sector 0 [ 268.303698] SQUASHFS error: squashfs_read_data failed to read block 0x0 19:29:49 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:49 executing program 4: r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) syz_kvm_setup_cpu$x86(0xffffffffffffffff, 0xffffffffffffffff, &(0x7f000002b000/0x18000)=nil, &(0x7f0000000180)=[@text16={0x10, &(0x7f0000000040)="baa000ec3e3e3e0f2b75ee65f30f008f6300a6aff4660f3a62227d0f20e06635000040000f22e0260f0350000f01cf", 0x2f}], 0x1, 0x0, 0x0, 0x0) ioctl$KVM_CREATE_IRQCHIP(r1, 0xae60) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ioctl$KVM_SET_CPUID(0xffffffffffffffff, 0x4008ae8a, 0x0) preadv(0xffffffffffffffff, &(0x7f0000000480), 0x0, 0x6c00000000000000) ioctl$DRM_IOCTL_MODE_GETCRTC(0xffffffffffffffff, 0xc06864a1, &(0x7f0000000100)={&(0x7f0000000000), 0x0, 0x0, 0x7f, 0x0, 0x1ff, 0x7, 0x0, {0x3, 0xa367, 0x0, 0x24, 0x400, 0x0, 0x7082, 0x0, 0x0, 0x0, 0x96f, 0x2, 0x9, 0x0, "418d2579ef7a3de8e03f1be86d94861613c46eff1c0f5b6e8242d9ca7dee808f"}}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f00000000c0)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)={[0x0, 0x0, 0x0, 0x0, 0x200000200, 0x0, 0x4c7]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) [ 268.337350] FAT-fs (loop5): invalid media value (0x00) [ 268.345333] squashfs: SQUASHFS error: unable to read squashfs_super_block [ 268.366812] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:50 executing program 2: 19:29:50 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:50 executing program 2: 19:29:50 executing program 2: 19:29:50 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:50 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e666174000204010002000274", 0x14}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:50 executing program 4: 19:29:50 executing program 2: 19:29:50 executing program 0: 19:29:50 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:50 executing program 0: 19:29:50 executing program 0: 19:29:50 executing program 4: 19:29:50 executing program 2: 19:29:50 executing program 0: [ 269.307062] FAT-fs (loop5): invalid media value (0x00) [ 269.331344] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:50 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:51 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:51 executing program 0: 19:29:51 executing program 4: 19:29:51 executing program 2: 19:29:51 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e666174000204010002000274", 0x14}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:51 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./fi'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:51 executing program 4: 19:29:51 executing program 2: 19:29:51 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./fi'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:51 executing program 0: 19:29:51 executing program 4: [ 270.165868] FAT-fs (loop5): invalid media value (0x00) [ 270.202135] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:51 executing program 2: 19:29:52 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:52 executing program 0: 19:29:52 executing program 4: 19:29:52 executing program 2: 19:29:52 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400", 0x15}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:52 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./fi'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:52 executing program 0: [ 271.006584] FAT-fs (loop5): invalid media value (0x00) 19:29:52 executing program 2: 19:29:52 executing program 4: 19:29:52 executing program 0: [ 271.030710] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:52 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:52 executing program 2: 19:29:53 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:53 executing program 4: 19:29:53 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400", 0x15}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:53 executing program 0: 19:29:53 executing program 2: 19:29:53 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:53 executing program 4: 19:29:53 executing program 2: 19:29:53 executing program 0: [ 271.930900] FAT-fs (loop5): invalid media value (0x00) [ 271.940570] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:53 executing program 2: 19:29:53 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:53 executing program 4: 19:29:54 executing program 2: 19:29:54 executing program 0: 19:29:54 executing program 4: 19:29:54 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400", 0x15}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:54 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:54 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], 0x0, 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:54 executing program 2: 19:29:54 executing program 0: 19:29:54 executing program 4: 19:29:54 executing program 2: [ 272.857098] FAT-fs (loop5): invalid media value (0x00) [ 272.866805] FAT-fs (loop5): Can't find a valid FAT filesystem 19:29:54 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], 0x0, 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:54 executing program 0: 19:29:54 executing program 4: 19:29:54 executing program 2: 19:29:54 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x0, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:54 executing program 0: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) r2 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(0x0, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 273.195718] FAT-fs (loop0): error, invalid access to FAT (entry 0x00000020) [ 273.207846] FAT-fs (loop0): Filesystem has been set read-only [ 273.224179] FAT-fs (loop0): error, invalid access to FAT (entry 0x00000020) 19:29:55 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], 0x0, 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:55 executing program 2 (fault-call:0 fault-nth:0): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:29:55 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:55 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x0, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:55 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:55 executing program 0 (fault-call:7 fault-nth:0): 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 273.733081] FAULT_INJECTION: forcing a failure. [ 273.733081] name failslab, interval 1, probability 0, space 0, times 1 [ 273.750090] FAULT_INJECTION: forcing a failure. [ 273.750090] name failslab, interval 1, probability 0, space 0, times 1 [ 273.759644] CPU: 0 PID: 11572 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 273.769802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 273.779208] Call Trace: [ 273.781892] dump_stack+0x1fc/0x2fe [ 273.785585] should_fail.cold+0xa/0x14 [ 273.789482] ? setup_fault_attr+0x200/0x200 [ 273.793821] __should_failslab+0x115/0x180 [ 273.798082] should_failslab+0x5/0xf [ 273.801808] __kmalloc+0x2ab/0x3c0 [ 273.805348] ? __se_sys_memfd_create+0xf7/0x410 [ 273.810027] __se_sys_memfd_create+0xf7/0x410 [ 273.814542] ? memfd_file_seals_ptr+0x150/0x150 [ 273.819212] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 273.824234] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 273.828999] ? trace_hardirqs_off_caller+0x69/0x210 [ 273.834016] ? do_syscall_64+0x21/0x620 [ 273.837987] do_syscall_64+0xf9/0x620 [ 273.841859] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 273.847094] RIP: 0033:0x45ca69 [ 273.850275] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 273.869165] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 273.876863] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045ca69 [ 273.884123] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000004c1bd1 [ 273.891391] RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000001 [ 273.898657] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 273.905922] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 [ 273.913214] CPU: 1 PID: 11574 Comm: syz-executor.0 Not tainted 4.19.125-syzkaller #0 [ 273.921117] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 273.930479] Call Trace: [ 273.933087] dump_stack+0x1fc/0x2fe [ 273.936740] should_fail.cold+0xa/0x14 [ 273.940617] ? setup_fault_attr+0x200/0x200 [ 273.944984] __should_failslab+0x115/0x180 [ 273.949215] should_failslab+0x5/0xf [ 273.952973] kmem_cache_alloc+0x278/0x370 [ 273.957162] ? sock_destroy_inode+0x60/0x60 [ 273.961481] sock_alloc_inode+0x19/0x250 [ 273.965530] ? sock_destroy_inode+0x60/0x60 [ 273.969837] alloc_inode+0x5d/0x180 [ 273.973466] new_inode_pseudo+0x14/0xe0 [ 273.977435] sock_alloc+0x3c/0x260 [ 273.980969] __sock_create+0xba/0x740 [ 273.984758] ? __local_bh_enable_ip+0x159/0x250 [ 273.989469] sctp_do_peeloff+0x189/0x3e0 [ 273.993534] ? sctp_copy_sock+0xca0/0xca0 [ 273.997683] sctp_getsockopt_peeloff_common.isra.0+0x82/0x240 [ 274.003557] ? sctp_do_peeloff+0x3e0/0x3e0 [ 274.007793] ? __might_fault+0x192/0x1d0 [ 274.011850] sctp_getsockopt+0x3c55/0x60f3 [ 274.016079] ? mark_held_locks+0xf0/0xf0 [ 274.020146] ? sctp_getsockopt_peeloff_common.isra.0+0x240/0x240 [ 274.026354] ? check_preemption_disabled+0x41/0x280 [ 274.031380] ? lock_downgrade+0x740/0x740 [ 274.035538] ? lock_acquire+0x170/0x3c0 [ 274.039497] ? check_preemption_disabled+0x41/0x280 [ 274.044507] ? sock_has_perm+0x1e5/0x280 [ 274.048571] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 274.053932] ? __fget+0x345/0x520 [ 274.057418] ? __sys_getsockopt+0x135/0x210 [ 274.061748] __sys_getsockopt+0x135/0x210 [ 274.065892] ? kernel_setsockopt+0x1c0/0x1c0 [ 274.070296] ? fput+0x2b/0x190 [ 274.073493] ? ksys_write+0x1c8/0x2a0 [ 274.077277] ? __ia32_sys_read+0xb0/0xb0 [ 274.081319] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 274.086394] __x64_sys_getsockopt+0xba/0x150 [ 274.090811] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 274.095407] do_syscall_64+0xf9/0x620 [ 274.099247] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 274.104545] RIP: 0033:0x45ca69 [ 274.107731] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 274.126738] RSP: 002b:00007ffbac083c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 [ 274.134463] RAX: ffffffffffffffda RBX: 00000000004df800 RCX: 000000000045ca69 [ 274.141718] RDX: 000000000000007a RSI: 0000000000000084 RDI: 0000000000000004 [ 274.149240] RBP: 000000000078bf00 R08: 000000002034f000 R09: 0000000000000000 [ 274.156500] R10: 000000002059aff8 R11: 0000000000000246 R12: 0000000000000005 [ 274.163763] R13: 00000000000001a6 R14: 00000000004d29f8 R15: 00007ffbac0846d4 [ 274.188809] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 274.202208] FAT-fs (loop4): Filesystem has been set read-only [ 274.209480] socket: no more sockets 19:29:55 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x0, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:55 executing program 2 (fault-call:0 fault-nth:1): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:29:55 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x0, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 274.233951] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) 19:29:55 executing program 0 (fault-call:7 fault-nth:1): r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 274.315339] FAULT_INJECTION: forcing a failure. [ 274.315339] name failslab, interval 1, probability 0, space 0, times 0 [ 274.336918] CPU: 1 PID: 11591 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 274.344842] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 274.354194] Call Trace: [ 274.356789] dump_stack+0x1fc/0x2fe [ 274.360435] should_fail.cold+0xa/0x14 [ 274.364337] ? setup_fault_attr+0x200/0x200 [ 274.368673] __should_failslab+0x115/0x180 [ 274.372914] should_failslab+0x5/0xf [ 274.376647] kmem_cache_alloc+0x278/0x370 [ 274.380858] ? shmem_destroy_callback+0xb0/0xb0 [ 274.383551] FAULT_INJECTION: forcing a failure. [ 274.383551] name failslab, interval 1, probability 0, space 0, times 0 [ 274.385533] shmem_alloc_inode+0x18/0x40 [ 274.385551] ? shmem_destroy_callback+0xb0/0xb0 [ 274.385563] alloc_inode+0x5d/0x180 [ 274.385586] new_inode_pseudo+0x14/0xe0 [ 274.413054] new_inode+0x1b/0x40 [ 274.416414] shmem_get_inode+0x84/0x7b0 [ 274.420383] __shmem_file_setup.part.0+0x7a/0x2b0 [ 274.425221] shmem_file_setup+0x61/0x90 [ 274.429206] __se_sys_memfd_create+0x251/0x410 [ 274.433778] ? memfd_file_seals_ptr+0x150/0x150 [ 274.438435] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 274.443444] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 274.448189] ? trace_hardirqs_off_caller+0x69/0x210 [ 274.453206] ? do_syscall_64+0x21/0x620 [ 274.457169] do_syscall_64+0xf9/0x620 [ 274.460962] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 274.466137] RIP: 0033:0x45ca69 [ 274.469331] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 274.488242] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 274.495940] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045ca69 [ 274.503197] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000004c1bd1 [ 274.510450] RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000001 [ 274.517709] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 274.524963] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 [ 274.532245] CPU: 0 PID: 11598 Comm: syz-executor.0 Not tainted 4.19.125-syzkaller #0 [ 274.540143] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 274.549501] Call Trace: [ 274.552120] dump_stack+0x1fc/0x2fe [ 274.555769] should_fail.cold+0xa/0x14 [ 274.559670] ? setup_fault_attr+0x200/0x200 19:29:56 executing program 4 (fault-call:2 fault-nth:0): mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:29:56 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x0, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 274.564009] __should_failslab+0x115/0x180 [ 274.568252] should_failslab+0x5/0xf [ 274.571983] kmem_cache_alloc_trace+0x2a0/0x3a0 [ 274.576662] ? kmem_cache_alloc+0x316/0x370 [ 274.580995] ? sock_destroy_inode+0x60/0x60 [ 274.585329] sock_alloc_inode+0x5f/0x250 [ 274.589402] ? sock_destroy_inode+0x60/0x60 [ 274.593746] alloc_inode+0x5d/0x180 [ 274.597391] new_inode_pseudo+0x14/0xe0 [ 274.601378] sock_alloc+0x3c/0x260 [ 274.604926] __sock_create+0xba/0x740 [ 274.608763] ? __local_bh_enable_ip+0x159/0x250 [ 274.613449] sctp_do_peeloff+0x189/0x3e0 [ 274.617955] ? sctp_copy_sock+0xca0/0xca0 [ 274.622125] sctp_getsockopt_peeloff_common.isra.0+0x82/0x240 [ 274.628021] ? sctp_do_peeloff+0x3e0/0x3e0 [ 274.632284] ? __might_fault+0x192/0x1d0 [ 274.636357] sctp_getsockopt+0x3c55/0x60f3 [ 274.640608] ? mark_held_locks+0xf0/0xf0 [ 274.644689] ? sctp_getsockopt_peeloff_common.isra.0+0x240/0x240 [ 274.650846] ? check_preemption_disabled+0x41/0x280 [ 274.655884] ? lock_downgrade+0x740/0x740 [ 274.660044] ? lock_acquire+0x170/0x3c0 [ 274.664031] ? check_preemption_disabled+0x41/0x280 [ 274.669096] ? sock_has_perm+0x1e5/0x280 [ 274.673171] ? selinux_secmark_relabel_packet+0xd0/0xd0 [ 274.678539] ? __fget+0x345/0x520 [ 274.682066] ? __sys_getsockopt+0x135/0x210 [ 274.686407] __sys_getsockopt+0x135/0x210 [ 274.690570] ? kernel_setsockopt+0x1c0/0x1c0 [ 274.694990] ? fput+0x2b/0x190 [ 274.698194] ? ksys_write+0x1c8/0x2a0 [ 274.702009] ? __ia32_sys_read+0xb0/0xb0 [ 274.706078] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 274.711114] __x64_sys_getsockopt+0xba/0x150 [ 274.715536] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 274.720135] do_syscall_64+0xf9/0x620 [ 274.723958] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 274.729156] RIP: 0033:0x45ca69 [ 274.732357] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 274.751266] RSP: 002b:00007ffbac083c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000037 [ 274.758989] RAX: ffffffffffffffda RBX: 00000000004df800 RCX: 000000000045ca69 [ 274.766268] RDX: 000000000000007a RSI: 0000000000000084 RDI: 0000000000000004 [ 274.773639] RBP: 000000000078bf00 R08: 000000002034f000 R09: 0000000000000000 [ 274.781133] R10: 000000002059aff8 R11: 0000000000000246 R12: 0000000000000005 [ 274.788415] R13: 00000000000001a6 R14: 00000000004d29f8 R15: 00007ffbac0846d4 [ 274.810124] socket: no more sockets 19:29:56 executing program 2 (fault-call:0 fault-nth:2): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:29:56 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00'}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:56 executing program 0 (fault-call:7 fault-nth:2): 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 274.917841] FAULT_INJECTION: forcing a failure. [ 274.917841] name failslab, interval 1, probability 0, space 0, times 0 [ 274.923889] FAULT_INJECTION: forcing a failure. [ 274.923889] name failslab, interval 1, probability 0, space 0, times 0 19:29:56 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x0, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:56 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(0x0, 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 274.992740] CPU: 0 PID: 11620 Comm: syz-executor.4 Not tainted 4.19.125-syzkaller #0 [ 275.001013] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.010376] Call Trace: [ 275.013073] dump_stack+0x1fc/0x2fe [ 275.016713] should_fail.cold+0xa/0x14 [ 275.020617] ? setup_fault_attr+0x200/0x200 [ 275.024955] __should_failslab+0x115/0x180 [ 275.029206] should_failslab+0x5/0xf [ 275.032932] __kmalloc_track_caller+0x2a6/0x3c0 [ 275.037612] ? strndup_user+0x70/0x120 [ 275.041507] memdup_user+0x22/0xb0 [ 275.045054] strndup_user+0x70/0x120 [ 275.048775] ksys_mount+0x77/0x150 [ 275.052327] __x64_sys_mount+0xba/0x150 [ 275.056318] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 275.060910] do_syscall_64+0xf9/0x620 [ 275.064725] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 275.069913] RIP: 0033:0x45ca69 [ 275.073106] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 275.092021] RSP: 002b:00007fcc82b3ec78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 275.099745] RAX: ffffffffffffffda RBX: 00000000004f6580 RCX: 000000000045ca69 [ 275.107004] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000400002 [ 275.115228] RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000 [ 275.122503] R10: 0000000000084000 R11: 0000000000000246 R12: 0000000000000003 [ 275.129817] R13: 000000000000075c R14: 00000000004ca3d7 R15: 00007fcc82b3f6d4 [ 275.137132] CPU: 1 PID: 11619 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 275.145039] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.154657] Call Trace: [ 275.157260] dump_stack+0x1fc/0x2fe [ 275.160913] should_fail.cold+0xa/0x14 [ 275.164819] ? setup_fault_attr+0x200/0x200 [ 275.169230] ? u32_change+0x2420/0x2fe0 [ 275.173224] __should_failslab+0x115/0x180 [ 275.177473] should_failslab+0x5/0xf [ 275.181213] kmem_cache_alloc+0x278/0x370 [ 275.185380] selinux_inode_alloc_security+0xb1/0x2a0 19:29:56 executing program 4 (fault-call:2 fault-nth:1): mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:29:56 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 275.190504] security_inode_alloc+0x83/0xd0 [ 275.194838] inode_init_always+0x5a3/0xb70 [ 275.199087] alloc_inode+0x7a/0x180 [ 275.202721] new_inode_pseudo+0x14/0xe0 [ 275.206964] new_inode+0x1b/0x40 [ 275.210338] shmem_get_inode+0x84/0x7b0 [ 275.214327] __shmem_file_setup.part.0+0x7a/0x2b0 [ 275.219190] shmem_file_setup+0x61/0x90 [ 275.223178] __se_sys_memfd_create+0x251/0x410 [ 275.227766] ? memfd_file_seals_ptr+0x150/0x150 [ 275.232437] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 275.237459] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 275.242211] ? trace_hardirqs_off_caller+0x69/0x210 [ 275.247226] ? do_syscall_64+0x21/0x620 [ 275.252174] do_syscall_64+0xf9/0x620 [ 275.256005] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 275.261179] RIP: 0033:0x45ca69 [ 275.264356] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 275.283241] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 000000000000013f 19:29:56 executing program 2 (fault-call:0 fault-nth:3): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 275.290936] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045ca69 [ 275.298187] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000004c1bd1 [ 275.305607] RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000001 [ 275.312868] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 275.320130] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:29:56 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, 0x0, 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:57 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x6, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 275.436073] FAULT_INJECTION: forcing a failure. [ 275.436073] name failslab, interval 1, probability 0, space 0, times 0 [ 275.454649] CPU: 1 PID: 11647 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 275.462572] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.472711] Call Trace: [ 275.475320] dump_stack+0x1fc/0x2fe [ 275.478968] should_fail.cold+0xa/0x14 [ 275.482877] ? setup_fault_attr+0x200/0x200 [ 275.486006] FAULT_INJECTION: forcing a failure. [ 275.486006] name failslab, interval 1, probability 0, space 0, times 0 [ 275.487216] __should_failslab+0x115/0x180 [ 275.487236] should_failslab+0x5/0xf [ 275.506559] kmem_cache_alloc+0x278/0x370 [ 275.510708] __d_alloc+0x2b/0x9e0 [ 275.514163] d_alloc_pseudo+0x19/0x70 [ 275.517952] alloc_file_pseudo+0xc6/0x250 [ 275.522089] ? check_preemption_disabled+0x41/0x280 [ 275.527120] ? alloc_file+0x4d0/0x4d0 [ 275.530930] ? lockdep_annotate_inode_mutex_key+0x3c/0x70 [ 275.536460] ? shmem_get_inode+0x435/0x7b0 [ 275.540700] __shmem_file_setup.part.0+0x102/0x2b0 [ 275.545624] shmem_file_setup+0x61/0x90 [ 275.549595] __se_sys_memfd_create+0x251/0x410 [ 275.554174] ? memfd_file_seals_ptr+0x150/0x150 [ 275.558835] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 275.563839] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 275.568581] ? trace_hardirqs_off_caller+0x69/0x210 [ 275.573587] ? do_syscall_64+0x21/0x620 [ 275.577551] do_syscall_64+0xf9/0x620 [ 275.581344] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 275.586550] RIP: 0033:0x45ca69 [ 275.589743] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 275.608641] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 275.616341] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045ca69 [ 275.623604] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000004c1bd1 [ 275.630863] RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000001 [ 275.638135] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 275.645392] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 [ 275.652676] CPU: 0 PID: 11642 Comm: syz-executor.4 Not tainted 4.19.125-syzkaller #0 [ 275.660577] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.669948] Call Trace: [ 275.672557] dump_stack+0x1fc/0x2fe [ 275.676195] should_fail.cold+0xa/0x14 [ 275.680092] ? setup_fault_attr+0x200/0x200 [ 275.684435] __should_failslab+0x115/0x180 [ 275.688680] should_failslab+0x5/0xf [ 275.692405] kmem_cache_alloc+0x278/0x370 [ 275.696574] getname_flags+0xce/0x590 [ 275.700385] user_path_at_empty+0x2a/0x50 [ 275.704549] do_mount+0x13d/0x2b50 [ 275.708104] ? copy_mount_string+0x40/0x40 [ 275.712351] ? __might_fault+0x192/0x1d0 [ 275.716432] ? _copy_from_user+0xd2/0x140 [ 275.720596] ? copy_mount_options+0x27a/0x390 [ 275.725111] ksys_mount+0xd7/0x150 [ 275.728664] __x64_sys_mount+0xba/0x150 [ 275.732653] ? lockdep_hardirqs_on+0x3a8/0x5c0 19:29:57 executing program 2 (fault-call:0 fault-nth:4): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 275.737282] do_syscall_64+0xf9/0x620 [ 275.741095] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 275.746289] RIP: 0033:0x45ca69 [ 275.749485] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 275.759301] FAULT_INJECTION: forcing a failure. [ 275.759301] name failslab, interval 1, probability 0, space 0, times 0 [ 275.768406] RSP: 002b:00007fcc82b3ec78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 19:29:57 executing program 4 (fault-call:2 fault-nth:2): mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:29:57 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00'}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) [ 275.768423] RAX: ffffffffffffffda RBX: 00000000004f6580 RCX: 000000000045ca69 [ 275.768431] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000400002 [ 275.768439] RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000 [ 275.768447] R10: 0000000000084000 R11: 0000000000000246 R12: 0000000000000003 [ 275.768455] R13: 000000000000075c R14: 00000000004ca3d7 R15: 00007fcc82b3f6d4 19:29:57 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(0x0, 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:57 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, 0x0, 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 275.896907] FAULT_INJECTION: forcing a failure. [ 275.896907] name fail_page_alloc, interval 1, probability 0, space 0, times 1 [ 275.908753] CPU: 1 PID: 11664 Comm: syz-executor.4 Not tainted 4.19.125-syzkaller #0 [ 275.916641] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 275.926005] Call Trace: [ 275.928611] dump_stack+0x1fc/0x2fe [ 275.932261] should_fail.cold+0xa/0x14 [ 275.936162] ? mark_held_locks+0xf0/0xf0 [ 275.940234] ? setup_fault_attr+0x200/0x200 [ 275.944574] ? unwind_next_frame+0x106d/0x1b10 [ 275.949173] __alloc_pages_nodemask+0x22d/0x2620 [ 275.953945] ? is_bpf_text_address+0xa9/0x160 [ 275.958458] ? __lock_acquire+0x6b9/0x4380 [ 275.962705] ? __bpf_address_lookup+0x2f0/0x2f0 [ 275.967397] ? check_preemption_disabled+0x41/0x280 [ 275.972431] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 275.977292] ? __save_stack_trace+0x99/0x100 [ 275.981724] ? __lock_acquire+0x6b9/0x4380 [ 275.985978] cache_grow_begin+0xa4/0x8b0 [ 275.990054] ? setup_fault_attr+0x200/0x200 [ 275.994396] cache_alloc_refill+0x28c/0x350 [ 275.998739] kmem_cache_alloc+0x347/0x370 [ 276.002906] getname_flags+0xce/0x590 [ 276.006721] user_path_at_empty+0x2a/0x50 [ 276.010908] do_mount+0x13d/0x2b50 [ 276.014811] ? copy_mount_string+0x40/0x40 [ 276.019060] ? __might_fault+0x192/0x1d0 [ 276.023134] ? _copy_from_user+0xd2/0x140 [ 276.027296] ? copy_mount_options+0x27a/0x390 [ 276.031810] ksys_mount+0xd7/0x150 [ 276.035368] __x64_sys_mount+0xba/0x150 [ 276.039352] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 276.044119] do_syscall_64+0xf9/0x620 [ 276.047936] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 276.053133] RIP: 0033:0x45ca69 [ 276.056330] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 276.075359] RSP: 002b:00007fcc82b3ec78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 [ 276.083088] RAX: ffffffffffffffda RBX: 00000000004f6580 RCX: 000000000045ca69 [ 276.090372] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000400002 [ 276.097645] RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000000 [ 276.104917] R10: 0000000000084000 R11: 0000000000000246 R12: 0000000000000003 [ 276.112233] R13: 000000000000075c R14: 00000000004ca3d7 R15: 00007fcc82b3f6d4 [ 276.119544] CPU: 0 PID: 11658 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 276.127576] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.137111] Call Trace: [ 276.139713] dump_stack+0x1fc/0x2fe [ 276.143367] should_fail.cold+0xa/0x14 [ 276.147278] ? setup_fault_attr+0x200/0x200 [ 276.151625] __should_failslab+0x115/0x180 [ 276.155881] should_failslab+0x5/0xf [ 276.159609] kmem_cache_alloc+0x278/0x370 [ 276.163773] __alloc_file+0x21/0x330 [ 276.167496] alloc_empty_file+0x6d/0x170 [ 276.171579] alloc_file+0x5e/0x4d0 [ 276.175136] alloc_file_pseudo+0x165/0x250 [ 276.179385] ? alloc_file+0x4d0/0x4d0 [ 276.183209] ? shmem_get_inode+0x435/0x7b0 [ 276.187465] __shmem_file_setup.part.0+0x102/0x2b0 [ 276.192764] shmem_file_setup+0x61/0x90 19:29:57 executing program 0: 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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x2, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 276.196765] __se_sys_memfd_create+0x251/0x410 [ 276.201361] ? memfd_file_seals_ptr+0x150/0x150 [ 276.206044] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 276.211072] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 276.215842] ? trace_hardirqs_off_caller+0x69/0x210 [ 276.220880] ? do_syscall_64+0x21/0x620 [ 276.224879] do_syscall_64+0xf9/0x620 [ 276.228703] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 276.233897] RIP: 0033:0x45ca69 [ 276.237096] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 276.256010] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 276.263905] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045ca69 [ 276.271177] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000004c1bd1 [ 276.278431] RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000001 [ 276.285852] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 19:29:57 executing program 4 (fault-call:2 fault-nth:3): mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:29:57 executing program 2 (fault-call:0 fault-nth:5): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 276.293108] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 [ 276.391635] FAULT_INJECTION: forcing a failure. [ 276.391635] name failslab, interval 1, probability 0, space 0, times 0 19:29:58 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x3, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 276.434073] CPU: 0 PID: 11685 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 276.441998] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.451449] Call Trace: [ 276.454058] dump_stack+0x1fc/0x2fe [ 276.457708] should_fail.cold+0xa/0x14 [ 276.461613] ? setup_fault_attr+0x200/0x200 [ 276.465952] __should_failslab+0x115/0x180 [ 276.470192] should_failslab+0x5/0xf [ 276.473912] kmem_cache_alloc+0x278/0x370 [ 276.478078] selinux_file_alloc_security+0xaf/0x190 [ 276.483109] security_file_alloc+0x5c/0xa0 [ 276.487358] __alloc_file+0xc9/0x330 [ 276.491701] alloc_empty_file+0x6d/0x170 [ 276.495775] alloc_file+0x5e/0x4d0 [ 276.499329] alloc_file_pseudo+0x165/0x250 [ 276.503576] ? alloc_file+0x4d0/0x4d0 [ 276.507397] ? shmem_get_inode+0x435/0x7b0 [ 276.511656] __shmem_file_setup.part.0+0x102/0x2b0 [ 276.516608] shmem_file_setup+0x61/0x90 [ 276.520596] __se_sys_memfd_create+0x251/0x410 [ 276.525190] ? memfd_file_seals_ptr+0x150/0x150 [ 276.529874] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 276.534901] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 276.539664] ? trace_hardirqs_off_caller+0x69/0x210 [ 276.544695] ? do_syscall_64+0x21/0x620 [ 276.548684] do_syscall_64+0xf9/0x620 [ 276.552502] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 276.557694] RIP: 0033:0x45ca69 [ 276.560978] Code: 0d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 19:29:58 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:29:58 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, 0x0, 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 276.579886] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 276.587734] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045ca69 [ 276.595024] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000004c1bd1 [ 276.602329] RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000001 [ 276.609606] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 276.616889] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:29:58 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x4, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:29:58 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(0x0, 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:29:58 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400003, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:29:58 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00'}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:58 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x6, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:29:58 executing program 2 (fault-call:0 fault-nth:6): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:29:58 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:58 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x7ffffffff000, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:29:58 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 276.917309] FAULT_INJECTION: forcing a failure. [ 276.917309] name failslab, interval 1, probability 0, space 0, times 0 [ 276.970986] CPU: 0 PID: 11732 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 276.978913] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 276.988275] Call Trace: [ 276.990891] dump_stack+0x1fc/0x2fe [ 276.994541] should_fail.cold+0xa/0x14 [ 276.998453] ? setup_fault_attr+0x200/0x200 [ 277.002809] __should_failslab+0x115/0x180 [ 277.007054] should_failslab+0x5/0xf [ 277.010811] kmem_cache_alloc+0x278/0x370 [ 277.014974] selinux_file_alloc_security+0xaf/0x190 19:29:58 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x8, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 277.020015] security_file_alloc+0x5c/0xa0 [ 277.024259] __alloc_file+0xc9/0x330 [ 277.027977] alloc_empty_file+0x6d/0x170 [ 277.032054] alloc_file+0x5e/0x4d0 [ 277.035609] alloc_file_pseudo+0x165/0x250 [ 277.039898] ? alloc_file+0x4d0/0x4d0 [ 277.043720] ? shmem_get_inode+0x435/0x7b0 [ 277.047975] __shmem_file_setup.part.0+0x102/0x2b0 [ 277.052923] shmem_file_setup+0x61/0x90 [ 277.056911] __se_sys_memfd_create+0x251/0x410 [ 277.061768] ? memfd_file_seals_ptr+0x150/0x150 [ 277.066443] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 277.071467] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 277.076237] ? trace_hardirqs_off_caller+0x69/0x210 [ 277.081269] ? do_syscall_64+0x21/0x620 [ 277.085258] do_syscall_64+0xf9/0x620 [ 277.089248] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 277.094445] RIP: 0033:0x45ca69 [ 277.097643] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 19:29:58 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x9, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:29:58 executing program 2 (fault-call:0 fault-nth:7): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 277.116552] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 277.124276] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045ca69 [ 277.131560] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000004c1bd1 [ 277.138839] RBP: 000000000078bf00 R08: 0000000000000000 R09: 0000000000000001 [ 277.146116] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000003 [ 277.153432] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:29:58 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(0xffffffffffffffff) r0 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r2 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x7fff) fcntl$setstatus(r0, 0x4, 0x44800) io_submit(r1, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r0, &(0x7f0000000000), 0x5000}]) 19:29:58 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:58 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84002, 0x0) [ 277.280241] FAULT_INJECTION: forcing a failure. [ 277.280241] name failslab, interval 1, probability 0, space 0, times 0 [ 277.329657] CPU: 0 PID: 11757 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 277.337591] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 277.347477] Call Trace: [ 277.350089] dump_stack+0x1fc/0x2fe [ 277.353734] should_fail.cold+0xa/0x14 [ 277.357646] ? setup_fault_attr+0x200/0x200 [ 277.361992] __should_failslab+0x115/0x180 [ 277.366239] should_failslab+0x5/0xf [ 277.369968] kmem_cache_alloc+0x278/0x370 [ 277.374132] getname_flags+0xce/0x590 [ 277.377950] do_sys_open+0x294/0x510 [ 277.381679] ? filp_open+0x70/0x70 [ 277.385237] ? check_preemption_disabled+0x41/0x280 [ 277.390268] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 277.395036] ? trace_hardirqs_off_caller+0x69/0x210 [ 277.400065] ? do_syscall_64+0x21/0x620 [ 277.404049] do_syscall_64+0xf9/0x620 [ 277.408214] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 277.413409] RIP: 0033:0x416861 [ 277.417574] Code: 75 14 b8 02 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff 48 89 04 24 b8 02 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 277.436484] RSP: 002b:00007fec1a25aa60 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 277.444208] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 0000000000416861 [ 277.451489] RDX: 00007fec1a25ab0a RSI: 0000000000000002 RDI: 00007fec1a25ab00 [ 277.458769] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 277.466147] R10: 0000000000000075 R11: 0000000000000293 R12: 0000000000000003 [ 277.473427] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:29:59 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(0xffffffffffffffff, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:29:59 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0xa, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:29:59 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:29:59 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(0xffffffffffffffff) r0 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r2 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x7fff) fcntl$setstatus(r0, 0x4, 0x44800) io_submit(r1, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r0, &(0x7f0000000000), 0x5000}]) 19:29:59 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000040)='./bus\x00', 0x0, 0x1a0088, 0x0) 19:29:59 executing program 2 (fault-call:0 fault-nth:8): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 277.652888] FAULT_INJECTION: forcing a failure. [ 277.652888] name failslab, interval 1, probability 0, space 0, times 0 [ 277.698003] CPU: 0 PID: 11785 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 277.705935] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 277.715329] Call Trace: [ 277.717942] dump_stack+0x1fc/0x2fe [ 277.721593] should_fail.cold+0xa/0x14 [ 277.725497] ? setup_fault_attr+0x200/0x200 [ 277.729843] __should_failslab+0x115/0x180 [ 277.734089] should_failslab+0x5/0xf [ 277.737821] kmem_cache_alloc+0x278/0x370 [ 277.741987] __alloc_file+0x21/0x330 [ 277.745717] alloc_empty_file+0x6d/0x170 [ 277.749794] path_openat+0xef/0x2eb0 [ 277.753613] ? __lock_acquire+0x6b9/0x4380 [ 277.757861] ? kasan_kmalloc.part.0+0xa6/0xd0 [ 277.762372] ? kmem_cache_alloc+0x124/0x370 [ 277.766712] ? getname_flags+0xce/0x590 [ 277.770721] ? do_sys_open+0x294/0x510 [ 277.774627] ? path_mountpoint+0xa90/0xa90 [ 277.778878] ? mark_held_locks+0xf0/0xf0 [ 277.782952] ? shmem_setattr+0x549/0xc50 [ 277.787039] do_filp_open+0x1a1/0x280 [ 277.790850] ? expand_files+0x44c/0x7c0 [ 277.794838] ? may_open_dev+0xf0/0xf0 19:29:59 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0xb, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 277.798650] ? __alloc_fd+0x43c/0x550 [ 277.802466] ? lock_downgrade+0x740/0x740 [ 277.806620] ? lock_acquire+0x170/0x3c0 [ 277.810602] ? __alloc_fd+0x34/0x550 [ 277.814341] ? do_raw_spin_unlock+0x171/0x260 [ 277.818967] ? _raw_spin_unlock+0x29/0x40 [ 277.823698] ? __alloc_fd+0x43c/0x550 [ 277.827538] do_sys_open+0x3aa/0x510 [ 277.831273] ? filp_open+0x70/0x70 [ 277.834827] ? check_preemption_disabled+0x41/0x280 [ 277.839858] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 277.844625] ? trace_hardirqs_off_caller+0x69/0x210 [ 277.849654] ? do_syscall_64+0x21/0x620 [ 277.853648] do_syscall_64+0xf9/0x620 [ 277.857463] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 277.862659] RIP: 0033:0x416861 [ 277.865854] Code: 75 14 b8 02 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff 48 89 04 24 b8 02 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 277.884774] RSP: 002b:00007fec1a25aa60 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 19:29:59 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0xc, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 277.892504] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 0000000000416861 [ 277.899786] RDX: 00007fec1a25ab0a RSI: 0000000000000002 RDI: 00007fec1a25ab00 [ 277.907073] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 277.914352] R10: 0000000000000075 R11: 0000000000000293 R12: 0000000000000003 [ 277.921631] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:29:59 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(0xffffffffffffffff) r0 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r2 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x7fff) fcntl$setstatus(r0, 0x4, 0x44800) io_submit(r1, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r0, &(0x7f0000000000), 0x5000}]) 19:29:59 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, 0x0) 19:29:59 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r3 = accept4$alg(0xffffffffffffffff, 0x0, 0x0, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r4, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r4, &(0x7f0000000080)={0xa, 0x100, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r4, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r4, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r4, 0x4, 0x80000000002c00) epoll_ctl$EPOLL_CTL_ADD(0xffffffffffffffff, 0x1, r4, &(0x7f00000001c0)={0x10000008}) ioctl$FS_IOC_SETVERSION(r3, 0x40087602, &(0x7f0000000040)=0xffffffffffffffff) r5 = dup2(0xffffffffffffffff, r2) ioctl$ION_IOC_ALLOC(r5, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$KVM_GET_ONE_REG(0xffffffffffffffff, 0x4010aeab, &(0x7f0000000180)={0x8}) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:29:59 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0xd, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 278.144872] EXT4-fs (sda1): re-mounted. Opts: 19:30:00 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(0xffffffffffffffff, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:00 executing program 2 (fault-call:0 fault-nth:9): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:00 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, 0x0) 19:30:00 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(0x0, 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:30:00 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0xe, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:00 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) r0 = open(&(0x7f0000000180)='./bus\x00', 0x0, 0x12) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(0xffffffffffffffff, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x80000000002c00) r1 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) r3 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f0000000040)='./file0\x00', r2, r4) r5 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r5, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) r7 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f0000000040)='./file0\x00', r6, r8) mount$9p_fd(0x0, &(0x7f0000000080)='./bus/file0\x00', &(0x7f0000000100)='9p\x00', 0x322084, &(0x7f0000000240)={'trans=fd,', {'rfdno', 0x3d, r0}, 0x2c, {'wfdno'}, 0x2c, {[{@privport='privport'}, {@nodevmap='nodevmap'}, {@privport='privport'}, {@fscache='fscache'}, {@fscache='fscache'}, {@cachetag={'cachetag', 0x3d, 'devtmpfs\x00'}}, {@posixacl='posixacl'}, {@dfltgid={'dfltgid', 0x3d, r4}}, {@access_uid={'access', 0x3d, r6}}], [{@audit='audit'}]}}) [ 278.750984] FAULT_INJECTION: forcing a failure. [ 278.750984] name failslab, interval 1, probability 0, space 0, times 0 [ 278.786335] FAT-fs (loop5): error, fat_get_cluster: invalid cluster chain (i_pos 16) [ 278.795244] CPU: 0 PID: 11857 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 278.795862] EXT4-fs (sda1): re-mounted. Opts: [ 278.803151] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 278.803162] Call Trace: [ 278.803191] dump_stack+0x1fc/0x2fe [ 278.803212] should_fail.cold+0xa/0x14 [ 278.803228] ? setup_fault_attr+0x200/0x200 [ 278.803253] __should_failslab+0x115/0x180 [ 278.803268] should_failslab+0x5/0xf [ 278.803283] kmem_cache_alloc+0x278/0x370 [ 278.803303] selinux_file_alloc_security+0xaf/0x190 [ 278.803320] security_file_alloc+0x5c/0xa0 [ 278.803337] __alloc_file+0xc9/0x330 [ 278.803354] alloc_empty_file+0x6d/0x170 [ 278.803374] path_openat+0xef/0x2eb0 [ 278.803391] ? __lock_acquire+0x6b9/0x4380 [ 278.803408] ? kasan_kmalloc.part.0+0xa6/0xd0 [ 278.873327] ? kmem_cache_alloc+0x124/0x370 [ 278.877664] ? getname_flags+0xce/0x590 [ 278.881654] ? do_sys_open+0x294/0x510 [ 278.885556] ? path_mountpoint+0xa90/0xa90 [ 278.889810] ? mark_held_locks+0xf0/0xf0 [ 278.893887] ? shmem_setattr+0x549/0xc50 [ 278.897974] do_filp_open+0x1a1/0x280 [ 278.901793] ? expand_files+0x44c/0x7c0 [ 278.905791] ? may_open_dev+0xf0/0xf0 [ 278.909607] ? __alloc_fd+0x43c/0x550 [ 278.913427] ? lock_downgrade+0x740/0x740 [ 278.917590] ? lock_acquire+0x170/0x3c0 [ 278.921578] ? __alloc_fd+0x34/0x550 [ 278.925318] ? do_raw_spin_unlock+0x171/0x260 [ 278.929827] ? _raw_spin_unlock+0x29/0x40 [ 278.930648] FAT-fs (loop5): Filesystem has been set read-only [ 278.933978] ? __alloc_fd+0x43c/0x550 [ 278.934001] do_sys_open+0x3aa/0x510 [ 278.934019] ? filp_open+0x70/0x70 [ 278.934035] ? check_preemption_disabled+0x41/0x280 [ 278.934054] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 278.934070] ? trace_hardirqs_off_caller+0x69/0x210 [ 278.934086] ? do_syscall_64+0x21/0x620 [ 278.934103] do_syscall_64+0xf9/0x620 [ 278.934122] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 278.934133] RIP: 0033:0x416861 [ 278.934147] Code: 75 14 b8 02 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff 48 89 04 24 b8 02 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 19:30:00 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000040)='ocfs2_dlmfs\x00', 0x82800, 0x0) recvfrom(0xffffffffffffffff, &(0x7f0000000080), 0x0, 0x0, 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:00 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0xf, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 278.934154] RSP: 002b:00007fec1a25aa60 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 278.934167] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 0000000000416861 [ 278.934175] RDX: 00007fec1a25ab0a RSI: 0000000000000002 RDI: 00007fec1a25ab00 [ 278.934182] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 278.934189] R10: 0000000000000075 R11: 0000000000000293 R12: 0000000000000003 [ 278.934196] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:30:00 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, 0x0) 19:30:00 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) execve(&(0x7f0000000040)='./bus\x00', &(0x7f0000000300)=[&(0x7f0000000080)='devtmpfs\x00', &(0x7f0000000100)='posix_acl_accessuservboxnet1mime_type-vboxnet0$*\x00', &(0x7f0000000180)='devtmpfs\x00', &(0x7f00000001c0)='devtmpfs\x00', &(0x7f0000000240)='md5sum/ppp0self\xec(em1vboxnet0\x00', &(0x7f0000000280)='\x00', &(0x7f00000002c0)='ppp1\x00'], &(0x7f0000000380)=[&(0x7f0000000340)='devtmpfs\x00']) 19:30:00 executing program 2 (fault-call:0 fault-nth:10): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 279.124925] FAT-fs (loop5): error, fat_get_cluster: invalid cluster chain (i_pos 16) 19:30:00 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x10, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 279.222341] EXT4-fs (sda1): re-mounted. Opts: [ 279.261421] FAULT_INJECTION: forcing a failure. [ 279.261421] name failslab, interval 1, probability 0, space 0, times 0 [ 279.296348] CPU: 1 PID: 11894 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 279.304310] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 279.313675] Call Trace: [ 279.317417] dump_stack+0x1fc/0x2fe [ 279.321150] should_fail.cold+0xa/0x14 [ 279.325050] ? setup_fault_attr+0x200/0x200 [ 279.329828] __should_failslab+0x115/0x180 [ 279.334075] should_failslab+0x5/0xf [ 279.337804] kmem_cache_alloc_trace+0x2a0/0x3a0 [ 279.342603] ? loop_info64_to_compat+0x690/0x690 [ 279.347375] __kthread_create_on_node+0xd2/0x410 [ 279.352141] ? lock_acquire+0x170/0x3c0 [ 279.356128] ? kthread_parkme+0xa0/0xa0 [ 279.361409] ? lo_ioctl+0x1bb/0x2090 [ 279.365159] ? lock_acquire+0x170/0x3c0 [ 279.369131] ? check_preemption_disabled+0x41/0x280 [ 279.374153] ? loop_info64_to_compat+0x690/0x690 [ 279.378905] kthread_create_on_node+0xbb/0xf0 [ 279.383406] ? __kthread_create_on_node+0x410/0x410 [ 279.388512] ? ksys_dup3+0x3c0/0x3c0 [ 279.392234] ? __lockdep_init_map+0x100/0x5a0 [ 279.396716] ? __lockdep_init_map+0x100/0x5a0 [ 279.401207] lo_ioctl+0xae2/0x2090 [ 279.404741] ? __kasan_slab_free+0x188/0x1f0 [ 279.409183] ? loop_get_status64+0x140/0x140 [ 279.413658] blkdev_ioctl+0xbf7/0x1a0a [ 279.417550] ? blkpg_ioctl+0x9d0/0x9d0 [ 279.421541] ? mark_held_locks+0xf0/0xf0 [ 279.425614] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 279.430649] block_ioctl+0xe9/0x130 [ 279.434278] ? blkdev_fallocate+0x3f0/0x3f0 [ 279.438605] do_vfs_ioctl+0xcda/0x12e0 [ 279.442480] ? selinux_file_ioctl+0x46c/0x5d0 [ 279.446962] ? selinux_file_ioctl+0x125/0x5d0 [ 279.451505] ? check_preemption_disabled+0x41/0x280 [ 279.456526] ? ioctl_preallocate+0x200/0x200 [ 279.460940] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 279.466237] ? __fget+0x345/0x520 [ 279.469678] ? ksys_dup3+0x3c0/0x3c0 [ 279.473390] ? putname+0xe1/0x120 [ 279.476841] ? security_file_ioctl+0x6c/0xb0 [ 279.481234] ksys_ioctl+0x9b/0xc0 [ 279.484674] __x64_sys_ioctl+0x6f/0xb0 [ 279.488660] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 279.493334] do_syscall_64+0xf9/0x620 [ 279.497155] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 279.502330] RIP: 0033:0x45c937 [ 279.505514] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 279.524418] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 279.532245] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 279.539514] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 279.546799] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 279.554071] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 279.561328] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 [ 279.613635] FAT-fs (loop5): error, fat_get_cluster: invalid cluster chain (i_pos 16) 19:30:01 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(0xffffffffffffffff, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:01 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(0x0, 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:30:01 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)) 19:30:01 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='ramfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) lstat(&(0x7f0000000080)='./bus\x00', &(0x7f0000000240)) 19:30:01 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x11, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:01 executing program 2 (fault-call:0 fault-nth:11): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 279.739066] EXT4-fs (sda1): re-mounted. Opts: 19:30:01 executing program 4: ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) clock_gettime(0x0, &(0x7f0000000140)={0x0, 0x0}) ioctl$VIDIOC_QUERYBUF(r1, 0xc0585609, &(0x7f0000000180)={0xfffffff8, 0xa, 0x4, 0x4, 0x33, {r2, r3/1000+10000}, {0x3, 0xc, 0x6, 0x8, 0x2, 0x0, '>T?\''}, 0xffffb6e9, 0x4, @offset=0x5, 0x7ff, 0x0, 0xffffffffffffffff}) ioctl$RTC_WIE_ON(r4, 0x700f) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) r5 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/asound/seq/clients\x00', 0x0, 0x0) ioctl$SNDRV_PCM_IOCTL_STATUS_EXT64(r5, 0xc0984124, &(0x7f0000000080)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4}) [ 279.809923] FAULT_INJECTION: forcing a failure. [ 279.809923] name failslab, interval 1, probability 0, space 0, times 0 [ 279.827863] CPU: 1 PID: 11924 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 279.835793] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 279.845179] Call Trace: [ 279.848052] dump_stack+0x1fc/0x2fe [ 279.851703] should_fail.cold+0xa/0x14 [ 279.855609] ? setup_fault_attr+0x200/0x200 19:30:01 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)) [ 279.859958] __should_failslab+0x115/0x180 [ 279.864218] should_failslab+0x5/0xf [ 279.867945] kmem_cache_alloc+0x278/0x370 [ 279.872130] __kernfs_new_node+0xd2/0x680 [ 279.876285] ? kernfs_dop_revalidate+0x3b0/0x3b0 [ 279.881045] ? __mutex_add_waiter+0x160/0x160 [ 279.885901] ? lock_downgrade+0x740/0x740 [ 279.890049] ? __mutex_add_waiter+0x160/0x160 [ 279.894634] ? __mutex_unlock_slowpath+0xea/0x670 [ 279.899474] kernfs_new_node+0x92/0x120 [ 279.903441] __kernfs_create_file+0x51/0x33f [ 279.907858] sysfs_add_file_mode_ns+0x224/0x520 [ 279.912519] internal_create_group+0x359/0xb90 [ 279.917090] ? remove_files.isra.0+0x190/0x190 [ 279.921673] ? lock_downgrade+0x740/0x740 [ 279.925819] lo_ioctl+0xf78/0x2090 [ 279.929348] ? loop_get_status64+0x140/0x140 [ 279.933743] blkdev_ioctl+0xbf7/0x1a0a [ 279.937637] ? blkpg_ioctl+0x9d0/0x9d0 [ 279.941510] ? mark_held_locks+0xf0/0xf0 [ 279.945562] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 279.950565] block_ioctl+0xe9/0x130 [ 279.954178] ? blkdev_fallocate+0x3f0/0x3f0 [ 279.958484] do_vfs_ioctl+0xcda/0x12e0 [ 279.962370] ? selinux_file_ioctl+0x46c/0x5d0 [ 279.966857] ? selinux_file_ioctl+0x125/0x5d0 [ 279.971341] ? check_preemption_disabled+0x41/0x280 [ 279.976450] ? ioctl_preallocate+0x200/0x200 [ 279.980920] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 279.986200] ? __fget+0x345/0x520 [ 279.989817] ? ksys_dup3+0x3c0/0x3c0 [ 279.993520] ? putname+0xe1/0x120 [ 279.996979] ? security_file_ioctl+0x6c/0xb0 [ 280.001394] ksys_ioctl+0x9b/0xc0 [ 280.004845] __x64_sys_ioctl+0x6f/0xb0 [ 280.008716] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 280.013297] do_syscall_64+0xf9/0x620 [ 280.017095] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 280.022388] RIP: 0033:0x45c937 [ 280.025569] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 280.044834] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 280.052556] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 280.059826] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 280.067082] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 280.074351] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 280.081666] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:30:01 executing program 0: 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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x12, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 280.101377] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 280.112087] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 280.122363] FAT-fs (loop5): error, fat_get_cluster: invalid cluster chain (i_pos 16) [ 280.122374] FAT-fs (loop5): Filesystem has been set read-only [ 280.122535] FAT-fs (loop5): error, fat_get_cluster: invalid cluster chain (i_pos 16) 19:30:01 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(0x0, 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:30:01 executing program 2 (fault-call:0 fault-nth:12): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 280.246518] FAT-fs (loop5): error, fat_get_cluster: invalid cluster chain (i_pos 16) [ 280.277327] EXT4-fs (sda1): re-mounted. Opts: [ 280.285940] FAULT_INJECTION: forcing a failure. 19:30:01 executing program 4: mkdir(&(0x7f0000000040)='./bus\x00', 0x10) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 280.285940] name failslab, interval 1, probability 0, space 0, times 0 [ 280.298064] CPU: 0 PID: 11947 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 280.306925] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.316284] Call Trace: [ 280.318863] dump_stack+0x1fc/0x2fe [ 280.322494] should_fail.cold+0xa/0x14 [ 280.326381] ? setup_fault_attr+0x200/0x200 [ 280.330709] __should_failslab+0x115/0x180 [ 280.334927] should_failslab+0x5/0xf [ 280.338729] kmem_cache_alloc+0x278/0x370 [ 280.342888] __kernfs_new_node+0xd2/0x680 [ 280.347025] ? kernfs_dop_revalidate+0x3b0/0x3b0 [ 280.351885] ? __mutex_add_waiter+0x160/0x160 [ 280.356410] ? lock_downgrade+0x740/0x740 [ 280.360548] ? __mutex_add_waiter+0x160/0x160 [ 280.365048] ? __mutex_unlock_slowpath+0xea/0x670 [ 280.369896] kernfs_new_node+0x92/0x120 [ 280.373880] __kernfs_create_file+0x51/0x33f [ 280.378312] sysfs_add_file_mode_ns+0x224/0x520 [ 280.382988] internal_create_group+0x359/0xb90 [ 280.387572] ? remove_files.isra.0+0x190/0x190 [ 280.392147] ? lock_downgrade+0x740/0x740 [ 280.396309] lo_ioctl+0xf78/0x2090 [ 280.399833] ? loop_get_status64+0x140/0x140 [ 280.404226] blkdev_ioctl+0xbf7/0x1a0a [ 280.408113] ? blkpg_ioctl+0x9d0/0x9d0 [ 280.411993] ? mark_held_locks+0xf0/0xf0 [ 280.416049] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 280.421068] block_ioctl+0xe9/0x130 [ 280.424687] ? blkdev_fallocate+0x3f0/0x3f0 [ 280.428989] do_vfs_ioctl+0xcda/0x12e0 [ 280.432877] ? selinux_file_ioctl+0x46c/0x5d0 [ 280.437437] ? selinux_file_ioctl+0x125/0x5d0 [ 280.441952] ? check_preemption_disabled+0x41/0x280 [ 280.446991] ? ioctl_preallocate+0x200/0x200 [ 280.451402] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 280.456697] ? __fget+0x345/0x520 [ 280.460491] ? ksys_dup3+0x3c0/0x3c0 [ 280.464211] ? putname+0xe1/0x120 [ 280.467665] ? security_file_ioctl+0x6c/0xb0 [ 280.472075] ksys_ioctl+0x9b/0xc0 [ 280.475524] __x64_sys_ioctl+0x6f/0xb0 [ 280.479397] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 280.483971] do_syscall_64+0xf9/0x620 [ 280.487757] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 280.493283] RIP: 0033:0x45c937 [ 280.496469] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 280.515361] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 280.523060] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 280.530327] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 280.537596] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 280.545297] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 280.552561] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:30:02 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x13, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:02 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)) 19:30:02 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, 0x0) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) [ 280.595015] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 280.630321] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:02 executing program 2 (fault-call:0 fault-nth:13): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 280.747330] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 280.777283] FAT-fs (loop5): Filesystem has been set read-only 19:30:02 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$SO_BINDTODEVICE_wg(r0, 0x1, 0x19, &(0x7f00000005c0)='wg2\x00', 0x4) setsockopt$inet6_tcp_int(r0, 0x6, 0x18, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) ioctl$SIOCAX25OPTRT(0xffffffffffffffff, 0x89e7, &(0x7f0000000100)={@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @default, 0x2, 0x44}) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) r1 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000600)='/dev/dlm-monitor\x00', 0x101002, 0x0) ioctl$SNDRV_TIMER_IOCTL_GSTATUS(r1, 0xc0505405, &(0x7f0000000640)={{0x3, 0x3, 0x3, 0x1, 0x20}, 0x0, 0x0, 0x5}) setsockopt$inet6_buf(r0, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r0, 0x4, 0x80000000002c00) sendmsg$sock(r0, &(0x7f00000001c0)={&(0x7f0000000040)=@pptp={0x18, 0x2, {0x3, @private=0xa010102}}, 0x80, &(0x7f00000006c0)=[{&(0x7f0000000240)="4018ea7be95b33b924d46a7ccf46c1611d10f0ece8fd1140e9bd04601474c45b1cbdd05eb7c6d780314d7c69fe9375759e86e14fd79245fcef611f34aa879e8c88f57a712c0d24f4b9b735c3e3af934aa90936ba29378c6a6b480949b1af32879bd1f894484fc249119e4ab66ec6e4c15e61b1c249882f09b67afdee24b921cbe074793ebea7195cee33a0ff3d3aa08f96c66e90ff14d42db5be6ec82f04d259243025c67b53d08355bc0dd26f40b6c7b01d2fde4af76be79c3e427f00c31bad4a9d8a", 0xc3}, {&(0x7f0000000180)="59abb22a88b9ccb2654ff06cb81a8b3a3db6baa77f259f3bd1ada2c867a7e63e3f", 0x21}, {&(0x7f0000000340)="cc8843e5986310a91ab0a7db0be78d8f817f640d11d200f91b3f00d128dfa4e274b85cabab6b766384a0f08a140cdc7ac6b529faca8185d5acda9e2f3cc4a1d284d7d62b812482cda33d7e2dfdbde0fecfbab31442e190021968f83499731a63e221ad324e69adcdb312c0bf4eaa10881e8089a351aefedef11c5bdb883d7e77a0289412ae1e98af0a0ba60287c375314edc10b829edbd4d5d2eeb65e1d6e7b8b079bc8e4efce29d4a70affc81e3c29495270f09228c9a294cce194c599f366f872b98231666d656b7f6edd7a3f0ff058716b746ee9c", 0xd6}, {&(0x7f0000000440)="39f26372d3dced8290149f20fa53f662bf908839794a2de639e01587e4c61c45141247a7910499ae4006a4e8bec8edda66cc4588b7fbc274550eed90778ff6b8a51cd0bd4672e0a6d52ac7bbebc2447de40d2f0cdc53f02a2eaf86a2f20d2e30358e775049fcf1bc83632ea0fd9160d2dd6436085417f1f983b8af52fe253044547c00cce62e9151cc9b57dda0185463db8abaf8ca59a5d1819870f58e8297489c6df479737e7b04edc74a056fbeeecbda196c1b72fb82d8b49d586dcadb690d", 0xc0}, {&(0x7f0000000500)="b75984b45fa799467405884dd35a0567dabf06dba9f6e114d5925fc648bc70cc2e0bf07c165cbe35db43c6f907b91ca423512ae37a3c68501362a840e1ec3087e75a76b011b6daac29de9a339364adb2999cadcd5d2d2c43db6bf106383826820155ed45302ee891cc8a446bc969095630bd457f59aedf1f7df0977ea78cefd03b63b7e0ab4d62b2", 0x88}], 0x5, &(0x7f0000000500)}, 0x8000) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:02 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x14, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 280.794300] FAULT_INJECTION: forcing a failure. [ 280.794300] name failslab, interval 1, probability 0, space 0, times 0 [ 280.816320] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 280.819009] CPU: 0 PID: 11977 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 280.831488] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 280.840852] Call Trace: [ 280.843553] dump_stack+0x1fc/0x2fe [ 280.847201] should_fail.cold+0xa/0x14 [ 280.851108] ? setup_fault_attr+0x200/0x200 [ 280.855460] __should_failslab+0x115/0x180 [ 280.859844] should_failslab+0x5/0xf [ 280.863549] kmem_cache_alloc+0x278/0x370 [ 280.867687] __kernfs_new_node+0xd2/0x680 [ 280.871824] ? kernfs_dop_revalidate+0x3b0/0x3b0 [ 280.876571] ? __mutex_unlock_slowpath+0xea/0x670 [ 280.881403] ? wait_for_completion_io+0x10/0x10 [ 280.886089] ? kernfs_next_descendant_post+0x25b/0x2a0 [ 280.891357] kernfs_new_node+0x92/0x120 [ 280.895318] __kernfs_create_file+0x51/0x33f [ 280.899714] sysfs_add_file_mode_ns+0x224/0x520 [ 280.904376] internal_create_group+0x359/0xb90 [ 280.908969] ? remove_files.isra.0+0x190/0x190 [ 280.913536] ? lock_downgrade+0x740/0x740 [ 280.917697] lo_ioctl+0xf78/0x2090 [ 280.921226] ? loop_get_status64+0x140/0x140 [ 280.926081] blkdev_ioctl+0xbf7/0x1a0a [ 280.929988] ? blkpg_ioctl+0x9d0/0x9d0 [ 280.933866] ? mark_held_locks+0xf0/0xf0 [ 280.937917] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 280.942924] block_ioctl+0xe9/0x130 [ 280.946536] ? blkdev_fallocate+0x3f0/0x3f0 [ 280.950849] do_vfs_ioctl+0xcda/0x12e0 [ 280.954736] ? selinux_file_ioctl+0x46c/0x5d0 [ 280.959337] ? selinux_file_ioctl+0x125/0x5d0 [ 280.963822] ? check_preemption_disabled+0x41/0x280 [ 280.968824] ? ioctl_preallocate+0x200/0x200 [ 280.973218] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 280.978479] ? __fget+0x345/0x520 [ 280.981933] ? ksys_dup3+0x3c0/0x3c0 [ 280.985632] ? putname+0xe1/0x120 [ 280.989073] ? security_file_ioctl+0x6c/0xb0 [ 280.993910] ksys_ioctl+0x9b/0xc0 [ 280.997389] __x64_sys_ioctl+0x6f/0xb0 [ 281.001290] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 281.005912] do_syscall_64+0xf9/0x620 [ 281.009705] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 281.014903] RIP: 0033:0x45c937 [ 281.018089] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 281.036977] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 281.044684] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 281.051936] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 281.059192] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 281.066455] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 281.073740] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:30:02 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x0, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 281.095693] EXT4-fs (sda1): re-mounted. Opts: [ 281.100693] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 281.119920] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:02 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x60) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:02 executing program 2 (fault-call:0 fault-nth:14): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:02 executing program 3 (fault-call:2 fault-nth:0): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:02 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x15, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 281.297373] FAULT_INJECTION: forcing a failure. [ 281.297373] name failslab, interval 1, probability 0, space 0, times 0 [ 281.310691] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 281.338431] FAT-fs (loop5): Filesystem has been set read-only [ 281.353883] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 281.363347] FAULT_INJECTION: forcing a failure. [ 281.363347] name failslab, interval 1, probability 0, space 0, times 0 [ 281.363816] CPU: 0 PID: 11997 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 281.382456] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 281.391901] Call Trace: [ 281.394504] dump_stack+0x1fc/0x2fe [ 281.398147] should_fail.cold+0xa/0x14 [ 281.402047] ? setup_fault_attr+0x200/0x200 [ 281.407255] __should_failslab+0x115/0x180 [ 281.411482] should_failslab+0x5/0xf [ 281.415184] __kmalloc+0x2ab/0x3c0 [ 281.418715] ? __se_sys_memfd_create+0xf7/0x410 [ 281.423379] __se_sys_memfd_create+0xf7/0x410 [ 281.427871] ? memfd_file_seals_ptr+0x150/0x150 [ 281.432533] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 19:30:03 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x16, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 281.437541] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 281.442287] ? trace_hardirqs_off_caller+0x69/0x210 [ 281.447341] ? do_syscall_64+0x21/0x620 [ 281.451321] do_syscall_64+0xf9/0x620 [ 281.455126] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 281.460316] RIP: 0033:0x45ca69 [ 281.463504] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 281.482489] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 281.490191] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045ca69 [ 281.497465] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000004c1bd1 [ 281.504743] RBP: 000000000078bf00 R08: 0000000000abcc68 R09: 0000000000000001 [ 281.512198] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 281.519486] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 281.526782] CPU: 1 PID: 12008 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 19:30:03 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x0, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:30:03 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x201040, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 281.534685] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 281.544057] Call Trace: [ 281.546662] dump_stack+0x1fc/0x2fe [ 281.550316] should_fail.cold+0xa/0x14 [ 281.554237] ? setup_fault_attr+0x200/0x200 [ 281.558582] __should_failslab+0x115/0x180 [ 281.562853] should_failslab+0x5/0xf [ 281.566581] kmem_cache_alloc+0x278/0x370 [ 281.570740] __kernfs_new_node+0xd2/0x680 [ 281.574886] ? kernfs_dop_revalidate+0x3b0/0x3b0 [ 281.579632] ? __mutex_unlock_slowpath+0xea/0x670 [ 281.584481] ? wait_for_completion_io+0x10/0x10 [ 281.589250] ? kernfs_next_descendant_post+0x25b/0x2a0 [ 281.594573] kernfs_new_node+0x92/0x120 [ 281.598556] __kernfs_create_file+0x51/0x33f [ 281.602960] sysfs_add_file_mode_ns+0x224/0x520 [ 281.607621] internal_create_group+0x359/0xb90 [ 281.612204] ? remove_files.isra.0+0x190/0x190 [ 281.616795] ? lock_downgrade+0x740/0x740 [ 281.620934] lo_ioctl+0xf78/0x2090 [ 281.624463] ? loop_get_status64+0x140/0x140 [ 281.628856] blkdev_ioctl+0xbf7/0x1a0a [ 281.632729] ? blkpg_ioctl+0x9d0/0x9d0 [ 281.636603] ? mark_held_locks+0xf0/0xf0 [ 281.640652] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 281.645656] block_ioctl+0xe9/0x130 [ 281.649277] ? blkdev_fallocate+0x3f0/0x3f0 [ 281.653590] do_vfs_ioctl+0xcda/0x12e0 [ 281.657483] ? selinux_file_ioctl+0x46c/0x5d0 [ 281.661981] ? selinux_file_ioctl+0x125/0x5d0 [ 281.666739] ? check_preemption_disabled+0x41/0x280 [ 281.671741] ? ioctl_preallocate+0x200/0x200 [ 281.676139] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 281.681410] ? __fget+0x345/0x520 [ 281.684908] ? ksys_dup3+0x3c0/0x3c0 [ 281.688604] ? putname+0xe1/0x120 [ 281.692047] ? security_file_ioctl+0x6c/0xb0 [ 281.696440] ksys_ioctl+0x9b/0xc0 [ 281.699878] __x64_sys_ioctl+0x6f/0xb0 [ 281.703776] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 281.708347] do_syscall_64+0xf9/0x620 [ 281.712148] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 281.717335] RIP: 0033:0x45c937 [ 281.720528] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 281.739416] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 281.747228] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 281.754501] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 281.761869] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 281.769148] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 281.776425] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:30:03 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, 0x0) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:03 executing program 3 (fault-call:2 fault-nth:1): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 281.850589] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 281.864390] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:03 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) futex$FUTEX_WAIT_MULTIPLE(&(0x7f0000000240)=[{&(0x7f0000000040), 0x2}, {&(0x7f0000000080)=0x1, 0x1}, {&(0x7f0000000100)=0x2}, {&(0x7f0000000180)=0x2, 0x2}, {&(0x7f00000001c0)=0x1, 0x2}], 0xd, 0x5, &(0x7f00000002c0)={0x0, 0x989680}, 0x0, 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 281.945884] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 281.968312] FAT-fs (loop5): Filesystem has been set read-only [ 281.981371] FAULT_INJECTION: forcing a failure. [ 281.981371] name failslab, interval 1, probability 0, space 0, times 0 19:30:03 executing program 2 (fault-call:0 fault-nth:15): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 282.016183] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 282.026857] CPU: 1 PID: 12031 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 282.035034] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 282.044395] Call Trace: [ 282.047017] dump_stack+0x1fc/0x2fe [ 282.050681] should_fail.cold+0xa/0x14 [ 282.054594] ? setup_fault_attr+0x200/0x200 [ 282.058952] __should_failslab+0x115/0x180 [ 282.063202] should_failslab+0x5/0xf [ 282.066933] kmem_cache_alloc+0x278/0x370 [ 282.071102] ? shmem_destroy_callback+0xb0/0xb0 [ 282.075791] shmem_alloc_inode+0x18/0x40 [ 282.079959] ? shmem_destroy_callback+0xb0/0xb0 [ 282.084651] alloc_inode+0x5d/0x180 [ 282.088307] new_inode_pseudo+0x14/0xe0 [ 282.092478] new_inode+0x1b/0x40 [ 282.093980] FAULT_INJECTION: forcing a failure. [ 282.093980] name failslab, interval 1, probability 0, space 0, times 0 [ 282.095861] shmem_get_inode+0x84/0x7b0 [ 282.095887] __shmem_file_setup.part.0+0x7a/0x2b0 19:30:03 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x56) mount(&(0x7f0000000040)=ANY=[@ANYBLOB='Ss\x00\x00\x00\x00'], &(0x7f0000000080)='./bus\x00', &(0x7f0000000100)='coda\x00', 0x800, &(0x7f0000000180)='devtmpfs\x00') mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r2 = creat(&(0x7f00000002c0)='./bus\x00', 0x100) close(r2) r3 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r3, 0x84, 0x6e, &(0x7f0000000180)=[@in6={0xa, 0x0, 0x0, @dev, 0xc}], 0x1c) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(0xffffffffffffffff, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x80000000002c00) ioctl$sock_SIOCOUTQ(0xffffffffffffffff, 0x5411, &(0x7f0000000280)) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f0000000240)={0x2, [0x0, 0x0]}, &(0x7f000095dffc)=0xc) getsockopt$inet_sctp_SCTP_RTOINFO(r2, 0x84, 0x0, &(0x7f00000000c0)={r4}, &(0x7f0000000100)=0x10) setsockopt$inet_sctp6_SCTP_ENABLE_STREAM_RESET(r1, 0x84, 0x76, &(0x7f00000001c0)={r4, 0x1}, 0x8) [ 282.095906] shmem_file_setup+0x61/0x90 [ 282.095929] __se_sys_memfd_create+0x251/0x410 [ 282.124448] ? memfd_file_seals_ptr+0x150/0x150 [ 282.129131] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 282.134164] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 282.138934] ? trace_hardirqs_off_caller+0x69/0x210 [ 282.143967] ? do_syscall_64+0x21/0x620 [ 282.147964] do_syscall_64+0xf9/0x620 [ 282.151778] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 282.156974] RIP: 0033:0x45ca69 [ 282.160171] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 282.179068] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 282.186774] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045ca69 [ 282.194035] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000004c1bd1 [ 282.201296] RBP: 000000000078bf00 R08: 0000000000abcc68 R09: 0000000000000001 [ 282.208572] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 282.216180] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 282.223459] CPU: 0 PID: 12038 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 282.231360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 282.240734] Call Trace: [ 282.243341] dump_stack+0x1fc/0x2fe [ 282.246987] should_fail.cold+0xa/0x14 [ 282.250890] ? setup_fault_attr+0x200/0x200 [ 282.255231] __should_failslab+0x115/0x180 [ 282.259469] should_failslab+0x5/0xf 19:30:03 executing program 3 (fault-call:2 fault-nth:2): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:03 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x17, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 282.263192] kmem_cache_alloc+0x278/0x370 [ 282.267603] __kernfs_new_node+0xd2/0x680 [ 282.271791] ? kernfs_dop_revalidate+0x3b0/0x3b0 [ 282.276535] ? __mutex_unlock_slowpath+0xea/0x670 [ 282.281389] ? wait_for_completion_io+0x10/0x10 [ 282.286055] ? kernfs_next_descendant_post+0x25b/0x2a0 [ 282.291319] kernfs_new_node+0x92/0x120 [ 282.295276] __kernfs_create_file+0x51/0x33f [ 282.299684] sysfs_add_file_mode_ns+0x224/0x520 [ 282.304351] internal_create_group+0x359/0xb90 [ 282.308931] ? remove_files.isra.0+0x190/0x190 [ 282.313508] ? lock_downgrade+0x740/0x740 [ 282.317641] lo_ioctl+0xf78/0x2090 [ 282.321181] ? loop_get_status64+0x140/0x140 [ 282.325574] blkdev_ioctl+0xbf7/0x1a0a [ 282.329440] ? blkpg_ioctl+0x9d0/0x9d0 [ 282.333309] ? mark_held_locks+0xf0/0xf0 [ 282.337372] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 282.342374] block_ioctl+0xe9/0x130 [ 282.345983] ? blkdev_fallocate+0x3f0/0x3f0 [ 282.350290] do_vfs_ioctl+0xcda/0x12e0 [ 282.354162] ? selinux_file_ioctl+0x46c/0x5d0 [ 282.358654] ? selinux_file_ioctl+0x125/0x5d0 [ 282.363133] ? check_preemption_disabled+0x41/0x280 [ 282.368131] ? ioctl_preallocate+0x200/0x200 [ 282.372552] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 282.377870] ? __fget+0x345/0x520 [ 282.381320] ? ksys_dup3+0x3c0/0x3c0 [ 282.385020] ? putname+0xe1/0x120 [ 282.388464] ? security_file_ioctl+0x6c/0xb0 [ 282.392858] ksys_ioctl+0x9b/0xc0 [ 282.396303] __x64_sys_ioctl+0x6f/0xb0 [ 282.400172] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 282.404757] do_syscall_64+0xf9/0x620 [ 282.408545] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 282.414151] RIP: 0033:0x45c937 [ 282.417344] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 282.436235] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 282.443935] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 282.451199] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 282.458463] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a 19:30:04 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x0, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 282.465712] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 282.472962] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 [ 282.506064] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue 19:30:04 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x18, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 282.549789] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 282.586136] FAULT_INJECTION: forcing a failure. [ 282.586136] name failslab, interval 1, probability 0, space 0, times 0 [ 282.620570] CPU: 1 PID: 12053 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 282.628501] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 282.637865] Call Trace: [ 282.640475] dump_stack+0x1fc/0x2fe [ 282.644210] should_fail.cold+0xa/0x14 [ 282.648118] ? setup_fault_attr+0x200/0x200 [ 282.652813] __should_failslab+0x115/0x180 [ 282.657062] should_failslab+0x5/0xf [ 282.660801] kmem_cache_alloc+0x278/0x370 [ 282.665141] selinux_inode_alloc_security+0xb1/0x2a0 [ 282.670302] security_inode_alloc+0x83/0xd0 [ 282.674641] inode_init_always+0x5a3/0xb70 [ 282.678914] alloc_inode+0x7a/0x180 [ 282.682549] new_inode_pseudo+0x14/0xe0 [ 282.686532] new_inode+0x1b/0x40 [ 282.689924] shmem_get_inode+0x84/0x7b0 [ 282.694030] __shmem_file_setup.part.0+0x7a/0x2b0 [ 282.698887] shmem_file_setup+0x61/0x90 [ 282.702876] __se_sys_memfd_create+0x251/0x410 [ 282.707475] ? memfd_file_seals_ptr+0x150/0x150 [ 282.712156] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 282.717207] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 282.721978] ? trace_hardirqs_off_caller+0x69/0x210 [ 282.727048] ? do_syscall_64+0x21/0x620 [ 282.731041] do_syscall_64+0xf9/0x620 [ 282.734234] FAULT_INJECTION: forcing a failure. [ 282.734234] name failslab, interval 1, probability 0, space 0, times 0 [ 282.734875] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 282.751863] RIP: 0033:0x45ca69 19:30:04 executing program 2 (fault-call:0 fault-nth:16): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 282.755062] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 282.773967] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 282.781863] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045ca69 [ 282.789150] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000004c1bd1 [ 282.796410] RBP: 000000000078bf00 R08: 0000000000abcc68 R09: 0000000000000001 [ 282.803774] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 282.811040] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 19:30:04 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x19, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 282.818322] CPU: 0 PID: 12067 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 282.826235] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 282.835714] Call Trace: [ 282.838325] dump_stack+0x1fc/0x2fe [ 282.841980] should_fail.cold+0xa/0x14 [ 282.845883] ? setup_fault_attr+0x200/0x200 [ 282.850245] __should_failslab+0x115/0x180 [ 282.854494] should_failslab+0x5/0xf [ 282.858223] kmem_cache_alloc+0x278/0x370 [ 282.862387] __kernfs_new_node+0xd2/0x680 [ 282.866553] ? kernfs_dop_revalidate+0x3b0/0x3b0 [ 282.871337] ? __mutex_unlock_slowpath+0xea/0x670 [ 282.876207] ? wait_for_completion_io+0x10/0x10 [ 282.880885] ? kernfs_next_descendant_post+0x25b/0x2a0 [ 282.886167] kernfs_new_node+0x92/0x120 [ 282.890195] __kernfs_create_file+0x51/0x33f [ 282.894632] sysfs_add_file_mode_ns+0x224/0x520 [ 282.899294] internal_create_group+0x359/0xb90 [ 282.903886] ? remove_files.isra.0+0x190/0x190 [ 282.908453] ? lock_downgrade+0x740/0x740 [ 282.912593] lo_ioctl+0xf78/0x2090 [ 282.916140] ? loop_get_status64+0x140/0x140 [ 282.920532] blkdev_ioctl+0xbf7/0x1a0a [ 282.924421] ? blkpg_ioctl+0x9d0/0x9d0 [ 282.928314] ? mark_held_locks+0xf0/0xf0 [ 282.932388] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 282.937396] block_ioctl+0xe9/0x130 [ 282.941014] ? blkdev_fallocate+0x3f0/0x3f0 [ 282.945321] do_vfs_ioctl+0xcda/0x12e0 [ 282.949210] ? selinux_file_ioctl+0x46c/0x5d0 [ 282.953690] ? selinux_file_ioctl+0x125/0x5d0 [ 282.958179] ? check_preemption_disabled+0x41/0x280 [ 282.963189] ? ioctl_preallocate+0x200/0x200 [ 282.967587] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 282.972852] ? __fget+0x345/0x520 [ 282.976295] ? ksys_dup3+0x3c0/0x3c0 [ 282.980015] ? putname+0xe1/0x120 [ 282.983473] ? security_file_ioctl+0x6c/0xb0 [ 282.987867] ksys_ioctl+0x9b/0xc0 [ 282.991309] __x64_sys_ioctl+0x6f/0xb0 [ 282.995180] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 282.999766] do_syscall_64+0xf9/0x620 [ 283.003557] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 283.008729] RIP: 0033:0x45c937 [ 283.011907] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 283.030798] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 283.038608] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 283.046128] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 283.053391] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 283.060650] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 283.067930] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:30:04 executing program 3 (fault-call:2 fault-nth:3): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 283.109406] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue 19:30:04 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, 0x0) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:04 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, 0x0) r2 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(0x0, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:30:04 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x1a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 283.155447] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 283.216769] FAULT_INJECTION: forcing a failure. [ 283.216769] name failslab, interval 1, probability 0, space 0, times 0 [ 283.228525] CPU: 1 PID: 12080 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 283.236424] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 283.245791] Call Trace: [ 283.248397] dump_stack+0x1fc/0x2fe [ 283.252084] should_fail.cold+0xa/0x14 [ 283.255963] ? setup_fault_attr+0x200/0x200 [ 283.260282] __should_failslab+0x115/0x180 [ 283.264508] should_failslab+0x5/0xf [ 283.268230] kmem_cache_alloc+0x278/0x370 [ 283.272382] __d_alloc+0x2b/0x9e0 [ 283.275885] d_alloc_pseudo+0x19/0x70 [ 283.279690] alloc_file_pseudo+0xc6/0x250 [ 283.283931] ? check_preemption_disabled+0x41/0x280 [ 283.288942] ? alloc_file+0x4d0/0x4d0 [ 283.292731] ? lockdep_annotate_inode_mutex_key+0x3c/0x70 [ 283.298265] ? shmem_get_inode+0x435/0x7b0 [ 283.302510] __shmem_file_setup.part.0+0x102/0x2b0 [ 283.307445] shmem_file_setup+0x61/0x90 [ 283.311410] __se_sys_memfd_create+0x251/0x410 [ 283.315990] ? memfd_file_seals_ptr+0x150/0x150 [ 283.320657] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 283.325665] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 283.330423] ? trace_hardirqs_off_caller+0x69/0x210 [ 283.335426] ? do_syscall_64+0x21/0x620 [ 283.339562] do_syscall_64+0xf9/0x620 [ 283.343382] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 283.348574] RIP: 0033:0x45ca69 19:30:05 executing program 4: r0 = syz_open_dev$video4linux(&(0x7f0000000040)='/dev/v4l-subdev#\x00', 0x6, 0x18000) ioctl$VIDIOC_S_HW_FREQ_SEEK(r0, 0x40305652, &(0x7f0000000080)={0x2322, 0x1, 0xa3, 0x36a2, 0x80, 0x5, 0x7f}) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 283.351826] Code: 0d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 283.371709] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 283.379843] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045ca69 [ 283.387123] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000004c1bd1 [ 283.394388] RBP: 000000000078bf00 R08: 0000000000abcc68 R09: 0000000000000001 [ 283.401661] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 283.408927] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 283.433549] syz-executor.4 (12051) used greatest stack depth: 22680 bytes left 19:30:05 executing program 2 (fault-call:0 fault-nth:17): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:05 executing program 3 (fault-call:2 fault-nth:4): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:05 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x1b, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 283.583578] FAULT_INJECTION: forcing a failure. [ 283.583578] name failslab, interval 1, probability 0, space 0, times 0 [ 283.585427] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 283.599236] FAULT_INJECTION: forcing a failure. [ 283.599236] name failslab, interval 1, probability 0, space 0, times 0 [ 283.613626] CPU: 1 PID: 12105 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 283.621519] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 283.630880] Call Trace: [ 283.633484] dump_stack+0x1fc/0x2fe [ 283.637129] should_fail.cold+0xa/0x14 [ 283.641376] ? setup_fault_attr+0x200/0x200 [ 283.645723] __should_failslab+0x115/0x180 [ 283.649967] should_failslab+0x5/0xf [ 283.653793] kmem_cache_alloc_trace+0x2a0/0x3a0 [ 283.658573] ? dev_uevent_filter+0xd0/0xd0 [ 283.662823] kobject_uevent_env+0x225/0x1160 [ 283.663222] FAT-fs (loop5): Filesystem has been set read-only [ 283.667254] lo_ioctl+0xff5/0x2090 [ 283.667276] ? loop_get_status64+0x140/0x140 [ 283.667296] blkdev_ioctl+0xbf7/0x1a0a [ 283.667309] ? blkpg_ioctl+0x9d0/0x9d0 [ 283.667326] ? mark_held_locks+0xf0/0xf0 [ 283.693116] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 283.694366] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 283.698145] block_ioctl+0xe9/0x130 [ 283.698160] ? blkdev_fallocate+0x3f0/0x3f0 [ 283.698180] do_vfs_ioctl+0xcda/0x12e0 [ 283.698199] ? selinux_file_ioctl+0x46c/0x5d0 [ 283.721598] ? selinux_file_ioctl+0x125/0x5d0 [ 283.726118] ? check_preemption_disabled+0x41/0x280 [ 283.731147] ? ioctl_preallocate+0x200/0x200 [ 283.735584] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 283.740866] ? __fget+0x345/0x520 [ 283.744324] ? ksys_dup3+0x3c0/0x3c0 [ 283.748035] ? putname+0xe1/0x120 [ 283.751494] ? security_file_ioctl+0x6c/0xb0 [ 283.756430] ksys_ioctl+0x9b/0xc0 [ 283.759885] __x64_sys_ioctl+0x6f/0xb0 [ 283.763806] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 283.768387] do_syscall_64+0xf9/0x620 [ 283.772203] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 283.777579] RIP: 0033:0x45c937 [ 283.780760] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 283.799651] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 283.807362] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 283.814621] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 283.821889] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a 19:30:05 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000040)='reiserfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 283.829151] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 283.836422] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 [ 283.843708] CPU: 0 PID: 12107 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 283.849521] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 283.851600] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 283.851606] Call Trace: [ 283.851630] dump_stack+0x1fc/0x2fe [ 283.851654] should_fail.cold+0xa/0x14 [ 283.851670] ? setup_fault_attr+0x200/0x200 19:30:05 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, 0x0) r2 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(0x0, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 283.851692] __should_failslab+0x115/0x180 [ 283.851706] should_failslab+0x5/0xf [ 283.851721] kmem_cache_alloc+0x278/0x370 [ 283.851739] __alloc_file+0x21/0x330 [ 283.851759] alloc_empty_file+0x6d/0x170 [ 283.859930] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 283.868824] alloc_file+0x5e/0x4d0 [ 283.868842] alloc_file_pseudo+0x165/0x250 [ 283.868856] ? alloc_file+0x4d0/0x4d0 [ 283.868876] ? shmem_get_inode+0x435/0x7b0 [ 283.868898] __shmem_file_setup.part.0+0x102/0x2b0 [ 283.868916] shmem_file_setup+0x61/0x90 [ 283.868933] __se_sys_memfd_create+0x251/0x410 [ 283.868949] ? memfd_file_seals_ptr+0x150/0x150 [ 283.868966] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 283.948145] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 283.952892] ? trace_hardirqs_off_caller+0x69/0x210 [ 283.958021] ? do_syscall_64+0x21/0x620 [ 283.961989] do_syscall_64+0xf9/0x620 [ 283.965814] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 283.970993] RIP: 0033:0x45ca69 [ 283.974171] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 283.993060] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 284.000781] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045ca69 [ 284.008050] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000004c1bd1 [ 284.015310] RBP: 000000000078bf00 R08: 0000000000abcc68 R09: 0000000000000001 [ 284.022568] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 284.029843] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 19:30:05 executing program 3 (fault-call:2 fault-nth:5): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:05 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, 0x0, 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:05 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x1c, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:05 executing program 2 (fault-call:0 fault-nth:18): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 284.222279] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 284.242987] FAULT_INJECTION: forcing a failure. [ 284.242987] name failslab, interval 1, probability 0, space 0, times 0 [ 284.266669] FAULT_INJECTION: forcing a failure. 19:30:05 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x28c3, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$DRM_IOCTL_AGP_ACQUIRE(r1, 0x6430) r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/cache_bypass\x00', 0x2, 0x0) getsockopt$inet_dccp_buf(r2, 0x21, 0x82, &(0x7f0000000240)=""/189, &(0x7f0000000080)=0xbd) mount$overlay(0x0, &(0x7f0000000180)='./bus\x00', &(0x7f00000001c0)='overlay\x00', 0x10, &(0x7f0000000300)={[{@workdir={'workdir', 0x3d, './bus'}}, {@default_permissions='default_permissions'}, {@xino_on='xino=on'}, {@nfs_export_on='nfs_export=on'}, {@metacopy_off='metacopy=off'}, {@lowerdir={'lowerdir', 0x3d, './bus'}}], [{@appraise='appraise'}, {@context={'context', 0x3d, 'system_u'}}, {@obj_role={'obj_role', 0x3d, 'devtmpfs\x00'}}, {@dont_hash='dont_hash'}]}) [ 284.266669] name failslab, interval 1, probability 0, space 0, times 0 [ 284.278818] FAT-fs (loop5): Filesystem has been set read-only [ 284.298089] CPU: 0 PID: 12135 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 284.306053] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 284.315415] Call Trace: [ 284.318008] dump_stack+0x1fc/0x2fe [ 284.321648] should_fail.cold+0xa/0x14 [ 284.325552] ? setup_fault_attr+0x200/0x200 [ 284.329894] __should_failslab+0x115/0x180 [ 284.334144] should_failslab+0x5/0xf [ 284.337865] kmem_cache_alloc+0x278/0x370 [ 284.342020] selinux_file_alloc_security+0xaf/0x190 [ 284.347033] security_file_alloc+0x5c/0xa0 [ 284.351264] __alloc_file+0xc9/0x330 [ 284.354973] alloc_empty_file+0x6d/0x170 [ 284.359035] alloc_file+0x5e/0x4d0 [ 284.362575] alloc_file_pseudo+0x165/0x250 [ 284.366816] ? alloc_file+0x4d0/0x4d0 [ 284.370617] ? shmem_get_inode+0x435/0x7b0 [ 284.370726] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 284.374856] __shmem_file_setup.part.0+0x102/0x2b0 [ 284.374878] shmem_file_setup+0x61/0x90 [ 284.374897] __se_sys_memfd_create+0x251/0x410 [ 284.374915] ? memfd_file_seals_ptr+0x150/0x150 [ 284.400286] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 284.405319] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 284.410104] ? trace_hardirqs_off_caller+0x69/0x210 [ 284.415226] ? do_syscall_64+0x21/0x620 19:30:06 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, 0x0) r2 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(0x0, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 284.419588] do_syscall_64+0xf9/0x620 [ 284.424254] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 284.429459] RIP: 0033:0x45ca69 [ 284.432652] Code: 0d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 284.451674] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 000000000000013f [ 284.459376] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045ca69 [ 284.466634] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000004c1bd1 19:30:06 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x1d, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 284.473890] RBP: 000000000078bf00 R08: 0000000000abcc68 R09: 0000000000000001 [ 284.481168] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 [ 284.488430] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 284.495711] CPU: 1 PID: 12138 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 284.503613] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 284.512970] Call Trace: [ 284.515581] dump_stack+0x1fc/0x2fe [ 284.519286] should_fail.cold+0xa/0x14 [ 284.523180] ? setup_fault_attr+0x200/0x200 [ 284.527537] __should_failslab+0x115/0x180 [ 284.531895] should_failslab+0x5/0xf [ 284.535629] kmem_cache_alloc_trace+0x2a0/0x3a0 [ 284.540299] ? dev_uevent_filter+0xd0/0xd0 [ 284.544628] kobject_uevent_env+0x225/0x1160 [ 284.549034] lo_ioctl+0xff5/0x2090 [ 284.552560] ? loop_get_status64+0x140/0x140 [ 284.556954] blkdev_ioctl+0xbf7/0x1a0a [ 284.560826] ? blkpg_ioctl+0x9d0/0x9d0 [ 284.564783] ? mark_held_locks+0xf0/0xf0 [ 284.568833] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 284.573849] block_ioctl+0xe9/0x130 [ 284.577461] ? blkdev_fallocate+0x3f0/0x3f0 [ 284.581766] do_vfs_ioctl+0xcda/0x12e0 [ 284.585638] ? selinux_file_ioctl+0x46c/0x5d0 [ 284.590115] ? selinux_file_ioctl+0x125/0x5d0 [ 284.594616] ? check_preemption_disabled+0x41/0x280 [ 284.599624] ? ioctl_preallocate+0x200/0x200 [ 284.604029] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 284.609291] ? __fget+0x345/0x520 [ 284.612731] ? ksys_dup3+0x3c0/0x3c0 [ 284.616454] ? putname+0xe1/0x120 [ 284.619894] ? security_file_ioctl+0x6c/0xb0 [ 284.624287] ksys_ioctl+0x9b/0xc0 [ 284.627745] __x64_sys_ioctl+0x6f/0xb0 [ 284.631618] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 284.636186] do_syscall_64+0xf9/0x620 [ 284.639983] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 284.645171] RIP: 0033:0x45c937 [ 284.648368] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 284.667390] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 284.675123] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 284.682396] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 284.689651] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 284.696928] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 284.704193] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 [ 284.721459] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue 19:30:06 executing program 3 (fault-call:2 fault-nth:6): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 284.754273] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:06 executing program 2 (fault-call:0 fault-nth:19): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 284.844277] overlayfs: unrecognized mount option "appraise" or missing value 19:30:06 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x1e, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 284.886579] overlayfs: unrecognized mount option "appraise" or missing value [ 284.943625] FAULT_INJECTION: forcing a failure. [ 284.943625] name failslab, interval 1, probability 0, space 0, times 0 [ 284.949560] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) 19:30:06 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r3 = dup2(0xffffffffffffffff, r2) ioctl$ION_IOC_ALLOC(r3, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r5 = dup2(0xffffffffffffffff, r4) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r7 = dup2(0xffffffffffffffff, r6) ioctl$ION_IOC_ALLOC(r7, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r9 = dup2(0xffffffffffffffff, r8) ioctl$ION_IOC_ALLOC(r9, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$ION_IOC_ALLOC(r9, 0xc0184900, &(0x7f0000000240)={0x8000, 0x14, 0x0, r7}) ioctl$ION_IOC_ALLOC(r3, 0xc0184900, &(0x7f0000000180)={0x7, 0x0, 0x1, r5}) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000204}) setsockopt$netlink_NETLINK_TX_RING(r1, 0x10e, 0x7, &(0x7f0000000040)={0x400, 0x3, 0x400, 0xfffffffe}, 0x10) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x2000000, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 284.986389] CPU: 1 PID: 12159 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 284.994404] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 285.003770] Call Trace: [ 285.006386] dump_stack+0x1fc/0x2fe [ 285.010060] should_fail.cold+0xa/0x14 [ 285.013260] FAT-fs (loop5): Filesystem has been set read-only [ 285.013962] ? setup_fault_attr+0x200/0x200 [ 285.013990] __should_failslab+0x115/0x180 [ 285.014007] should_failslab+0x5/0xf [ 285.032220] kmem_cache_alloc+0x278/0x370 [ 285.036423] getname_flags+0xce/0x590 [ 285.040449] do_sys_open+0x294/0x510 [ 285.044182] ? filp_open+0x70/0x70 [ 285.047741] ? check_preemption_disabled+0x41/0x280 [ 285.052473] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 285.052768] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 285.052785] ? trace_hardirqs_off_caller+0x69/0x210 [ 285.052800] ? do_syscall_64+0x21/0x620 [ 285.052821] do_syscall_64+0xf9/0x620 [ 285.077435] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 285.082663] RIP: 0033:0x416861 19:30:06 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x21, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:06 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x40000, 0x0) syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r3 = dup2(0xffffffffffffffff, r2) ioctl$ION_IOC_ALLOC(r3, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$TIOCNXCL(r3, 0x540d) setxattr$trusted_overlay_redirect(&(0x7f00000001c0)='./bus\x00', &(0x7f0000000240)='trusted.overlay.redirect\x00', &(0x7f0000000280)='./bus\x00', 0x6, 0x5) ioctl$SCSI_IOCTL_START_UNIT(r1, 0x5) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) r4 = add_key$keyring(&(0x7f0000000040)='keyring\x00', &(0x7f0000000180)={'syz', 0x1}, 0x0, 0x0, 0x0) keyctl$invalidate(0x15, r4) [ 285.085866] Code: 75 14 b8 02 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff 48 89 04 24 b8 02 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 285.105007] RSP: 002b:00007fc3e3a0aa60 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 285.112758] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 0000000000416861 [ 285.120081] RDX: 00007fc3e3a0ab0a RSI: 0000000000000002 RDI: 00007fc3e3a0ab00 [ 285.127365] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 285.134647] R10: 0000000000000075 R11: 0000000000000293 R12: 0000000000000004 [ 285.141930] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 285.142607] FAULT_INJECTION: forcing a failure. [ 285.142607] name failslab, interval 1, probability 0, space 0, times 0 [ 285.189019] CPU: 0 PID: 12161 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 285.197984] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 285.209854] Call Trace: [ 285.212511] dump_stack+0x1fc/0x2fe [ 285.216138] should_fail.cold+0xa/0x14 [ 285.220029] ? setup_fault_attr+0x200/0x200 [ 285.224358] __should_failslab+0x115/0x180 [ 285.228593] should_failslab+0x5/0xf [ 285.232472] __kmalloc+0x2ab/0x3c0 [ 285.236000] ? kobject_get_path+0xb9/0x190 [ 285.240220] kobject_get_path+0xb9/0x190 [ 285.244326] kobject_uevent_env+0x24b/0x1160 [ 285.248726] lo_ioctl+0xff5/0x2090 [ 285.252254] ? loop_get_status64+0x140/0x140 [ 285.256770] blkdev_ioctl+0xbf7/0x1a0a [ 285.260654] ? blkpg_ioctl+0x9d0/0x9d0 [ 285.264625] ? mark_held_locks+0xf0/0xf0 [ 285.268709] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 285.273291] ? _raw_spin_unlock_irq+0x5a/0x90 [ 285.277870] ? finish_task_switch+0x146/0x780 [ 285.282361] ? finish_task_switch+0x118/0x780 [ 285.286845] ? switch_mm_irqs_off+0x761/0x1350 [ 285.291419] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 285.296438] block_ioctl+0xe9/0x130 [ 285.300048] ? blkdev_fallocate+0x3f0/0x3f0 [ 285.304387] do_vfs_ioctl+0xcda/0x12e0 [ 285.308279] ? selinux_file_ioctl+0x46c/0x5d0 [ 285.312794] ? selinux_file_ioctl+0x125/0x5d0 [ 285.317280] ? check_preemption_disabled+0x41/0x280 [ 285.322285] ? ioctl_preallocate+0x200/0x200 [ 285.326699] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 285.331960] ? __fget+0x345/0x520 [ 285.335410] ? ksys_dup3+0x3c0/0x3c0 [ 285.339118] ? putname+0xe1/0x120 [ 285.342558] ? security_file_ioctl+0x6c/0xb0 [ 285.346952] ksys_ioctl+0x9b/0xc0 [ 285.350389] __x64_sys_ioctl+0x6f/0xb0 [ 285.354259] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 285.358841] do_syscall_64+0xf9/0x620 [ 285.362629] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 285.367878] RIP: 0033:0x45c937 [ 285.371064] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 285.390071] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 285.397782] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 285.405056] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 285.412312] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 285.419581] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 285.426849] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:30:07 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, 0x0, 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:07 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(0x0, 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:30:07 executing program 3 (fault-call:2 fault-nth:7): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 285.470737] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 285.497820] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:07 executing program 4: r0 = syz_open_dev$mouse(&(0x7f0000000080)='/dev/input/mouse#\x00', 0x8000, 0x600440) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r2 = dup2(0xffffffffffffffff, r1) ioctl$ION_IOC_ALLOC(r2, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$TUNGETDEVNETNS(r2, 0x54e3, 0x0) sendmsg$NFT_MSG_GETSETELEM(r0, &(0x7f0000000180)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f0000000240)={0xbe48, 0xd, 0xa, 0x201, 0x0, 0x0, {0x3, 0x0, 0x1}, [@NFTA_SET_ELEM_LIST_ELEMENTS={0x5cbc, 0x3, 0x0, 0x1, [{0x22cc, 0x0, 0x0, 0x1, [@NFTA_SET_ELEM_USERDATA={0x7e, 0x6, 0x1, 0x0, "34b1db0ff62f1ad3d0d892a5ee477ce531a1fc20543b525215fc74c89950a6a264679fc58c8a3deda190a89d6c7e1e4c9ac4d71e3cbce4b37e029beda7990ea978e28068ed5b3a3aef0a6bf0bb562038ecdc1627647ba492117f13eb8410012ab6f31b97d52fa1339f3401270011e708540a2cb70b6348e8702e"}, @NFTA_SET_ELEM_DATA={0x5c, 0x2, 0x0, 0x1, [@NFTA_DATA_VALUE={0x1d, 0x1, "9303a3f0092a0ea42f13be9a9d70c0ff41e35755078e39ae60"}, @NFTA_DATA_VERDICT={0x2c, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8}, @NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffd}, @NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz0\x00'}]}, @NFTA_DATA_VERDICT={0xc, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffc}]}]}, @NFTA_SET_ELEM_USERDATA={0x83, 0x6, 0x1, 0x0, "d77d58dba4a2dd46630bd571cf80eb22b3441e148743d81f6a2243cd7abb952fc39650916ddabd3b412801ccf84aa20f64b22b4882a159337f4b56fff5a9f260f89299131ad64e35cb816a3d97f8eb6009b81533b0400918d66325e4c74a6e04851612d325fc7cd6613b083785ba7e9cb31ca0fa3b0d84ff600cde6a8e2ac3"}, @NFTA_SET_ELEM_DATA={0x1134, 0x2, 0x0, 0x1, [@NFTA_DATA_VALUE={0x1004, 0x1, 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@NFTA_DATA_VALUE={0x78, 0x1, "6528a07171f926db5ce9818e46a55c1b0f6884dfd2bfdac9bb662176b0b446dcdb3962bf3b90383bf74667d8c94d69feb2d9b172c61919faa0e1118b53bf81f17e7f49be34e4847aa893696275c99d018404e010ebc6d85a22553d3c23d641524107072eb8a2f6c63d1e9da42d0cf520e1d1b082"}, @NFTA_DATA_VALUE={0x84, 0x1, "e46a5a204364caab7c4870ef654d3aca24351aa72d005c79d32343499d3a390c5b13bbabe3e96290ca46fa08443e930dcceb097ae9b3c9c82f58a7b5a4a8fc6006b9491c5091659a835b94d4c941617fd3e0a5d7266ba5be1c78716153618fbdca564b55eb49162290466740f89e6926e5a98ffafdc1f316118978255fe44d99"}, @NFTA_DATA_VALUE={0x96, 0x1, "2705fde07a16204e42b55e62fe211559c78a6cbec7dfa7dea09c3a5d1085c34e1cd916b16919de5b6c9d0c05f4fdca7315d126ce650b1e44f448151dfa766318c206309b587371b7afecae5f1a1a4d8dd4ababd3f0583b83c8771a3716140f27fbe330d7ea6d0817dd34d2031cb2838338ae01e488811f4a67287f8c198d04237232ccddeb5c7b055c7446b0763bb68ed1bc"}, @NFTA_DATA_VERDICT={0x38, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz2\x00'}, @NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffc}, @NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffc}]}]}, @NFTA_SET_ELEM_KEY_END={0xc8, 0xa, 0x0, 0x1, [@NFTA_DATA_VALUE={0x16, 0x1, "9eaa613d9459cfb8c82676879185b55de580"}, @NFTA_DATA_VERDICT={0x38, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffc}, @NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffc}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffe}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffd}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xffffffffffffffff}]}, @NFTA_DATA_VERDICT={0x3c, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0x2}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffc}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xffffffffffffffff}, @NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz1\x00'}, @NFTA_VERDICT_CODE={0x8}]}, @NFTA_DATA_VERDICT={0x38, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz1\x00'}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffc}, @NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz1\x00'}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffe}, @NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz2\x00'}]}]}, @NFTA_SET_ELEM_EXPIRATION={0xc, 0x5, 0x1, 0x0, 0x6}, @NFTA_SET_ELEM_KEY_END={0x54, 0xa, 0x0, 0x1, [@NFTA_DATA_VERDICT={0x50, 0x2, 0x0, 0x1, [@NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffe}, @NFTA_VERDICT_CODE={0x8}, @NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz0\x00'}, @NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz2\x00'}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xffffffffffffffff}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0x1de6d60e213b0334}, @NFTA_VERDICT_CHAIN={0x9, 0x2, 'syz1\x00'}, @NFTA_VERDICT_CODE={0x8, 0x1, 0x0, 0x1, 0xfffffffffffffffd}]}]}, @NFTA_SET_ELEM_OBJREF={0x9, 0x9, 'syz0\x00'}]}]}]}, 0xbe48}}, 0x4000080) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000200)='configfs\x00', 0x108406, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 285.603716] FAULT_INJECTION: forcing a failure. [ 285.603716] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 285.615564] CPU: 0 PID: 12183 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 285.623458] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 285.632825] Call Trace: [ 285.635434] dump_stack+0x1fc/0x2fe [ 285.639087] should_fail.cold+0xa/0x14 [ 285.643001] ? setup_fault_attr+0x200/0x200 [ 285.647351] __alloc_pages_nodemask+0x22d/0x2620 [ 285.652131] ? __lock_acquire+0x6b9/0x4380 [ 285.656380] ? __lock_acquire+0x6b9/0x4380 [ 285.660675] ? simple_xattr_get+0x106/0x180 [ 285.665022] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 285.669895] ? shmem_setattr+0x549/0xc50 [ 285.673975] ? timespec64_trunc+0xf0/0x180 [ 285.678226] ? inode_init_owner+0x330/0x330 [ 285.682561] ? fsnotify+0x8ba/0xf00 [ 285.686209] ? fsnotify_first_mark+0x200/0x200 [ 285.690812] cache_grow_begin+0xa4/0x8b0 [ 285.694890] ? setup_fault_attr+0x200/0x200 [ 285.699232] cache_alloc_refill+0x28c/0x350 [ 285.703578] kmem_cache_alloc+0x347/0x370 [ 285.707744] getname_flags+0xce/0x590 [ 285.711561] do_sys_open+0x294/0x510 [ 285.715292] ? filp_open+0x70/0x70 [ 285.718843] ? check_preemption_disabled+0x41/0x280 [ 285.723877] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 285.728643] ? trace_hardirqs_off_caller+0x69/0x210 [ 285.733684] ? do_syscall_64+0x21/0x620 [ 285.737678] do_syscall_64+0xf9/0x620 [ 285.741503] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 285.746699] RIP: 0033:0x416861 [ 285.749900] Code: 75 14 b8 02 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff 48 89 04 24 b8 02 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 285.768898] RSP: 002b:00007fc3e3a0aa60 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 285.776628] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 0000000000416861 [ 285.783909] RDX: 00007fc3e3a0ab0a RSI: 0000000000000002 RDI: 00007fc3e3a0ab00 [ 285.791214] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a 19:30:07 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x200400, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 285.798497] R10: 0000000000000075 R11: 0000000000000293 R12: 0000000000000004 [ 285.805779] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 19:30:07 executing program 2 (fault-call:0 fault-nth:20): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:07 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x22, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 285.857111] EXT4-fs (sda1): Cannot specify journal on remount 19:30:07 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) truncate(&(0x7f0000000040)='./bus\x00', 0x100) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r1, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r1, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r1, 0x4, 0x80000000002c00) setsockopt$sock_int(r1, 0x1, 0x2c, &(0x7f0000000100)=0x4, 0x4) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r0, 0x29, 0x40, &(0x7f0000000000), 0x0) r2 = socket$nl_generic(0x10, 0x3, 0x10) recvmmsg(r2, &(0x7f0000004ac0)=[{{&(0x7f0000000180)=@hci, 0x80, &(0x7f0000000240)=[{&(0x7f00000002c0)=""/218, 0xda}, {&(0x7f00000003c0)=""/4096, 0x1000}, {&(0x7f00000013c0)=""/163, 0xa3}, {&(0x7f0000001480)=""/4096, 0x1000}], 0x4, &(0x7f0000002480)=""/122, 0x7a}, 0x5}, {{0x0, 0x0, &(0x7f0000004980)=[{&(0x7f0000002500)=""/4096, 0x1000}, {&(0x7f0000003500)=""/181, 0xb5}, {&(0x7f00000035c0)}, {&(0x7f0000003600)=""/67, 0x43}, {&(0x7f0000003680)=""/182, 0xb6}, {&(0x7f0000003740)=""/124, 0x7c}, {&(0x7f00000037c0)=""/177, 0xb1}, {&(0x7f0000003880)=""/118, 0x76}, {&(0x7f0000003900)=""/71, 0x47}, {&(0x7f0000003980)=""/4096, 0x1000}], 0xa, &(0x7f0000004a40)=""/87, 0x57}, 0x5}], 0x2, 0x100, &(0x7f0000004b40)={0x77359400}) fcntl$setstatus(r0, 0x4, 0x80000000002c00) ioctl$sock_SIOCGIFVLAN_SET_VLAN_FLAG_CMD(r0, 0x8982, &(0x7f0000000080)={0x7, 'gre0\x00', {0xfffff800}, 0x2}) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:07 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x23, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 285.990545] FAULT_INJECTION: forcing a failure. [ 285.990545] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 286.002419] CPU: 0 PID: 12215 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 286.010307] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.019781] Call Trace: [ 286.022387] dump_stack+0x1fc/0x2fe [ 286.026055] should_fail.cold+0xa/0x14 [ 286.029965] ? kernfs_activate+0x2c/0x1d0 [ 286.034132] ? setup_fault_attr+0x200/0x200 19:30:07 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(0x0, 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 286.038465] __alloc_pages_nodemask+0x22d/0x2620 [ 286.043221] ? __mutex_add_waiter+0x160/0x160 [ 286.047729] ? __lock_acquire+0x6b9/0x4380 [ 286.051970] ? __mutex_add_waiter+0x160/0x160 [ 286.056483] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 286.061348] ? kernfs_add_one+0x128/0x4d0 [ 286.065515] cache_grow_begin+0xa4/0x8b0 [ 286.069586] ? setup_fault_attr+0x200/0x200 [ 286.073912] cache_alloc_refill+0x28c/0x350 [ 286.078224] kmem_cache_alloc_trace+0x344/0x3a0 [ 286.082892] ? dev_uevent_filter+0xd0/0xd0 [ 286.087124] kobject_uevent_env+0x225/0x1160 [ 286.091551] lo_ioctl+0xff5/0x2090 [ 286.095092] ? loop_get_status64+0x140/0x140 [ 286.099484] blkdev_ioctl+0xbf7/0x1a0a [ 286.103367] ? blkpg_ioctl+0x9d0/0x9d0 [ 286.107267] ? mark_held_locks+0xf0/0xf0 [ 286.111315] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 286.116318] block_ioctl+0xe9/0x130 [ 286.120018] ? blkdev_fallocate+0x3f0/0x3f0 [ 286.124335] do_vfs_ioctl+0xcda/0x12e0 [ 286.128220] ? selinux_file_ioctl+0x46c/0x5d0 [ 286.132716] ? selinux_file_ioctl+0x125/0x5d0 [ 286.137221] ? check_preemption_disabled+0x41/0x280 [ 286.142232] ? ioctl_preallocate+0x200/0x200 [ 286.146636] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 286.151911] ? __fget+0x345/0x520 [ 286.155361] ? ksys_dup3+0x3c0/0x3c0 [ 286.159073] ? putname+0xe1/0x120 [ 286.162530] ? security_file_ioctl+0x6c/0xb0 [ 286.166931] ksys_ioctl+0x9b/0xc0 [ 286.170368] __x64_sys_ioctl+0x6f/0xb0 [ 286.174257] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 286.178822] do_syscall_64+0xf9/0x620 [ 286.182623] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 286.187822] RIP: 0033:0x45c937 [ 286.190997] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 286.210179] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 286.217872] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 286.225132] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 286.232387] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a 19:30:07 executing program 3 (fault-call:2 fault-nth:8): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 286.239659] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 286.246930] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 [ 286.280762] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 286.298835] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:07 executing program 2 (fault-call:0 fault-nth:21): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 286.406276] FAULT_INJECTION: forcing a failure. [ 286.406276] name failslab, interval 1, probability 0, space 0, times 0 [ 286.472553] CPU: 0 PID: 12228 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 286.480477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.489839] Call Trace: [ 286.492447] dump_stack+0x1fc/0x2fe [ 286.496091] should_fail.cold+0xa/0x14 [ 286.500341] ? setup_fault_attr+0x200/0x200 [ 286.504680] __should_failslab+0x115/0x180 [ 286.508924] should_failslab+0x5/0xf [ 286.512648] kmem_cache_alloc+0x278/0x370 [ 286.516808] selinux_file_alloc_security+0xaf/0x190 [ 286.521836] security_file_alloc+0x5c/0xa0 [ 286.526085] __alloc_file+0xc9/0x330 [ 286.529812] alloc_empty_file+0x6d/0x170 [ 286.533891] path_openat+0xef/0x2eb0 [ 286.537620] ? __lock_acquire+0x6b9/0x4380 [ 286.541868] ? kasan_kmalloc.part.0+0xa6/0xd0 [ 286.546409] ? kmem_cache_alloc+0x124/0x370 [ 286.551000] ? getname_flags+0xce/0x590 [ 286.554983] ? do_sys_open+0x294/0x510 [ 286.558886] ? path_mountpoint+0xa90/0xa90 [ 286.563133] ? mark_held_locks+0xf0/0xf0 [ 286.567209] ? shmem_setattr+0x549/0xc50 [ 286.571291] do_filp_open+0x1a1/0x280 [ 286.575102] ? expand_files+0x44c/0x7c0 [ 286.579101] ? may_open_dev+0xf0/0xf0 [ 286.582916] ? __alloc_fd+0x43c/0x550 [ 286.586744] ? lock_downgrade+0x740/0x740 [ 286.590908] ? lock_acquire+0x170/0x3c0 [ 286.594895] ? __alloc_fd+0x34/0x550 [ 286.598628] ? do_raw_spin_unlock+0x171/0x260 [ 286.603139] ? _raw_spin_unlock+0x29/0x40 [ 286.607304] ? __alloc_fd+0x43c/0x550 [ 286.611133] do_sys_open+0x3aa/0x510 [ 286.614867] ? filp_open+0x70/0x70 [ 286.618415] ? check_preemption_disabled+0x41/0x280 [ 286.623438] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 286.628202] ? trace_hardirqs_off_caller+0x69/0x210 [ 286.633224] ? do_syscall_64+0x21/0x620 [ 286.637228] do_syscall_64+0xf9/0x620 [ 286.641042] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 286.646231] RIP: 0033:0x416861 [ 286.649431] Code: 75 14 b8 02 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff 48 89 04 24 b8 02 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 286.668369] RSP: 002b:00007fc3e3a0aa60 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 286.676089] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 0000000000416861 [ 286.683364] RDX: 00007fc3e3a0ab0a RSI: 0000000000000002 RDI: 00007fc3e3a0ab00 [ 286.690639] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 286.697914] R10: 0000000000000075 R11: 0000000000000293 R12: 0000000000000004 [ 286.705194] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 19:30:08 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, 0x0, 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:08 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x24, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 286.743418] FAULT_INJECTION: forcing a failure. [ 286.743418] name failslab, interval 1, probability 0, space 0, times 0 [ 286.802828] CPU: 1 PID: 12241 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 286.810756] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 286.820126] Call Trace: [ 286.822857] dump_stack+0x1fc/0x2fe [ 286.826500] should_fail.cold+0xa/0x14 [ 286.830401] ? setup_fault_attr+0x200/0x200 [ 286.836473] __should_failslab+0x115/0x180 [ 286.840746] should_failslab+0x5/0xf [ 286.844475] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 286.849586] __kmalloc_node_track_caller+0x38/0x70 [ 286.854525] __kmalloc_reserve.isra.0+0x39/0xe0 [ 286.859198] __alloc_skb+0xef/0x5b0 [ 286.862835] ? __kmalloc_reserve.isra.0+0xe0/0xe0 [ 286.867686] ? lock_acquire+0x170/0x3c0 [ 286.871677] ? check_preemption_disabled+0x41/0x280 [ 286.876716] alloc_uevent_skb+0x7b/0x210 [ 286.880797] kobject_uevent_env+0x8f0/0x1160 [ 286.885230] lo_ioctl+0xff5/0x2090 [ 286.888787] ? loop_get_status64+0x140/0x140 [ 286.893235] blkdev_ioctl+0xbf7/0x1a0a [ 286.897130] ? blkpg_ioctl+0x9d0/0x9d0 [ 286.901028] ? mark_held_locks+0xf0/0xf0 [ 286.905113] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 286.910141] block_ioctl+0xe9/0x130 [ 286.913770] ? blkdev_fallocate+0x3f0/0x3f0 [ 286.918123] do_vfs_ioctl+0xcda/0x12e0 [ 286.921996] ? selinux_file_ioctl+0x46c/0x5d0 [ 286.926489] ? selinux_file_ioctl+0x125/0x5d0 [ 286.931034] ? check_preemption_disabled+0x41/0x280 [ 286.936038] ? ioctl_preallocate+0x200/0x200 [ 286.940446] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 286.945881] ? __fget+0x345/0x520 [ 286.949362] ? ksys_dup3+0x3c0/0x3c0 [ 286.953079] ? putname+0xe1/0x120 [ 286.956518] ? security_file_ioctl+0x6c/0xb0 [ 286.961031] ksys_ioctl+0x9b/0xc0 [ 286.964553] __x64_sys_ioctl+0x6f/0xb0 [ 286.968434] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 286.973026] do_syscall_64+0xf9/0x620 [ 286.976812] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 286.981993] RIP: 0033:0x45c937 19:30:08 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x66, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:08 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) r0 = socket$inet6_udplite(0xa, 0x2, 0x88) r1 = gettid() ptrace$setopts(0x4206, r1, 0x0, 0x0) tkill(r1, 0x2f) fcntl$lock(r0, 0x26, &(0x7f0000000040)={0x1, 0x4, 0xfffffffffffffff8, 0xffffffffffffffff, r1}) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 286.985177] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 287.004404] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 287.012105] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 287.019354] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 287.026601] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 287.033850] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 287.041112] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:30:08 executing program 3 (fault-call:2 fault-nth:9): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:08 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(0x0, 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 287.097471] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 287.156173] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:08 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) setxattr$security_evm(&(0x7f0000000040)='./bus\x00', &(0x7f0000000080)='security.evm\x00', &(0x7f0000000240)=ANY=[@ANYBLOB="0300080000000300a56bca1b17dadd0da56031616fa521e9c85bda8b3821af60684a49000000b54cf11c65321b90280b6d56f2a7b674411df7634934b58e342bee86d4b4101da2aae220d6dbf36a0e37514299d07df512d8cd3d206f223c6cb8375dc4357f0f1b5674e84ddcdfb63170c886eb29c1ec8db01a0d7029b907417b8528dc51fd4ad62e708c7b1eb6fbe117171088510ef32ef3262b2cad7cd465673a984158eb9cde7c521e67ae2d4e"], 0xae, 0x0) 19:30:08 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x6c, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 287.236109] FAULT_INJECTION: forcing a failure. [ 287.236109] name failslab, interval 1, probability 0, space 0, times 0 19:30:08 executing program 2 (fault-call:0 fault-nth:22): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 287.323514] CPU: 1 PID: 12268 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 287.331467] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 287.340831] Call Trace: [ 287.343435] dump_stack+0x1fc/0x2fe [ 287.347084] should_fail.cold+0xa/0x14 [ 287.350991] ? setup_fault_attr+0x200/0x200 [ 287.355337] __should_failslab+0x115/0x180 [ 287.359584] should_failslab+0x5/0xf [ 287.363317] kmem_cache_alloc+0x278/0x370 [ 287.367494] selinux_file_alloc_security+0xaf/0x190 [ 287.372528] security_file_alloc+0x5c/0xa0 [ 287.376782] __alloc_file+0xc9/0x330 [ 287.380775] alloc_empty_file+0x6d/0x170 [ 287.384855] path_openat+0xef/0x2eb0 [ 287.388703] ? __lock_acquire+0x6b9/0x4380 [ 287.392945] ? kasan_kmalloc.part.0+0xa6/0xd0 [ 287.397465] ? kmem_cache_alloc+0x124/0x370 [ 287.401799] ? getname_flags+0xce/0x590 [ 287.405821] ? do_sys_open+0x294/0x510 [ 287.409726] ? path_mountpoint+0xa90/0xa90 [ 287.413982] ? mark_held_locks+0xf0/0xf0 [ 287.418057] ? shmem_setattr+0x549/0xc50 [ 287.422141] do_filp_open+0x1a1/0x280 [ 287.426040] ? expand_files+0x44c/0x7c0 [ 287.430208] ? may_open_dev+0xf0/0xf0 [ 287.434025] ? __alloc_fd+0x43c/0x550 [ 287.437844] ? lock_downgrade+0x740/0x740 [ 287.442007] ? lock_acquire+0x170/0x3c0 [ 287.445995] ? __alloc_fd+0x34/0x550 [ 287.449728] ? do_raw_spin_unlock+0x171/0x260 [ 287.454235] ? _raw_spin_unlock+0x29/0x40 [ 287.458393] ? __alloc_fd+0x43c/0x550 [ 287.462218] do_sys_open+0x3aa/0x510 [ 287.465953] ? filp_open+0x70/0x70 [ 287.469511] ? check_preemption_disabled+0x41/0x280 [ 287.474543] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 287.479311] ? trace_hardirqs_off_caller+0x69/0x210 [ 287.484369] ? do_syscall_64+0x21/0x620 [ 287.488367] do_syscall_64+0xf9/0x620 [ 287.492184] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 287.497385] RIP: 0033:0x416861 [ 287.500587] Code: 75 14 b8 02 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 04 19 00 00 c3 48 83 ec 08 e8 0a fa ff ff 48 89 04 24 b8 02 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fa ff ff 48 89 d0 48 83 c4 08 48 3d 01 [ 287.519602] RSP: 002b:00007fc3e3a0aa60 EFLAGS: 00000293 ORIG_RAX: 0000000000000002 [ 287.527323] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 0000000000416861 [ 287.534609] RDX: 00007fc3e3a0ab0a RSI: 0000000000000002 RDI: 00007fc3e3a0ab00 [ 287.541890] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 287.550126] R10: 0000000000000075 R11: 0000000000000293 R12: 0000000000000004 [ 287.557407] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 287.626817] FAULT_INJECTION: forcing a failure. [ 287.626817] name failslab, interval 1, probability 0, space 0, times 0 [ 287.647970] CPU: 1 PID: 12289 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 287.655889] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 287.665252] Call Trace: [ 287.667859] dump_stack+0x1fc/0x2fe [ 287.671511] should_fail.cold+0xa/0x14 19:30:09 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x0, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:30:09 executing program 3 (fault-call:2 fault-nth:10): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 287.675410] ? setup_fault_attr+0x200/0x200 [ 287.679750] __should_failslab+0x115/0x180 [ 287.684035] should_failslab+0x5/0xf [ 287.687763] kmem_cache_alloc+0x278/0x370 [ 287.691922] skb_clone+0x151/0x3d0 [ 287.695555] netlink_broadcast_filtered+0x889/0xb50 [ 287.700592] netlink_broadcast+0x35/0x40 [ 287.704668] kobject_uevent_env+0x8b6/0x1160 [ 287.709095] lo_ioctl+0xff5/0x2090 [ 287.712907] ? loop_get_status64+0x140/0x140 [ 287.717321] blkdev_ioctl+0xbf7/0x1a0a [ 287.721222] ? blkpg_ioctl+0x9d0/0x9d0 [ 287.725109] ? mark_held_locks+0xf0/0xf0 [ 287.729174] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 287.734194] block_ioctl+0xe9/0x130 [ 287.737804] ? blkdev_fallocate+0x3f0/0x3f0 [ 287.742128] do_vfs_ioctl+0xcda/0x12e0 [ 287.746002] ? selinux_file_ioctl+0x46c/0x5d0 [ 287.750481] ? selinux_file_ioctl+0x125/0x5d0 [ 287.754969] ? check_preemption_disabled+0x41/0x280 [ 287.760004] ? ioctl_preallocate+0x200/0x200 [ 287.764397] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 287.769675] ? __fget+0x345/0x520 [ 287.773110] ? ksys_dup3+0x3c0/0x3c0 [ 287.776806] ? putname+0xe1/0x120 [ 287.780267] ? security_file_ioctl+0x6c/0xb0 [ 287.784694] ksys_ioctl+0x9b/0xc0 [ 287.788153] __x64_sys_ioctl+0x6f/0xb0 [ 287.792035] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 287.796600] do_syscall_64+0xf9/0x620 [ 287.800393] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 287.805586] RIP: 0033:0x45c937 [ 287.808776] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 19:30:09 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x6d, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 287.827862] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 287.835585] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 287.842841] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 287.850106] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 287.857376] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 287.864632] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 [ 287.903316] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 287.922986] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 288.020191] FAULT_INJECTION: forcing a failure. [ 288.020191] name failslab, interval 1, probability 0, space 0, times 0 [ 288.032618] CPU: 1 PID: 12296 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 288.040623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 288.049977] Call Trace: [ 288.052564] dump_stack+0x1fc/0x2fe [ 288.056206] should_fail.cold+0xa/0x14 [ 288.060086] ? setup_fault_attr+0x200/0x200 [ 288.064400] __should_failslab+0x115/0x180 [ 288.069160] should_failslab+0x5/0xf [ 288.072885] kmem_cache_alloc+0x278/0x370 [ 288.077025] __kernfs_new_node+0xd2/0x680 [ 288.081155] ? kernfs_dop_revalidate+0x3b0/0x3b0 [ 288.085922] ? __lock_acquire+0x6b9/0x4380 [ 288.090155] ? _raw_spin_unlock_irq+0x24/0x90 [ 288.094652] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 288.099233] ? mark_held_locks+0xf0/0xf0 [ 288.103279] kernfs_new_node+0x92/0x120 [ 288.107255] kernfs_create_dir_ns+0x48/0x150 [ 288.111651] internal_create_group+0x1bf/0xb90 [ 288.116224] ? remove_files.isra.0+0x190/0x190 [ 288.120791] ? lock_downgrade+0x740/0x740 [ 288.124928] lo_ioctl+0xf78/0x2090 [ 288.128554] ? loop_get_status64+0x140/0x140 [ 288.132947] blkdev_ioctl+0xbf7/0x1a0a [ 288.136833] ? blkpg_ioctl+0x9d0/0x9d0 [ 288.140716] ? mark_held_locks+0xf0/0xf0 [ 288.144773] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 288.149786] block_ioctl+0xe9/0x130 [ 288.153413] ? blkdev_fallocate+0x3f0/0x3f0 [ 288.158129] do_vfs_ioctl+0xcda/0x12e0 [ 288.162013] ? selinux_file_ioctl+0x46c/0x5d0 [ 288.166494] ? selinux_file_ioctl+0x125/0x5d0 [ 288.171017] ? check_preemption_disabled+0x41/0x280 [ 288.176043] ? ioctl_preallocate+0x200/0x200 [ 288.180478] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 288.185740] ? __fget+0x345/0x520 [ 288.189191] ? ksys_dup3+0x3c0/0x3c0 [ 288.192889] ? putname+0xe1/0x120 [ 288.196327] ? security_file_ioctl+0x6c/0xb0 [ 288.200716] ksys_ioctl+0x9b/0xc0 [ 288.204153] __x64_sys_ioctl+0x6f/0xb0 [ 288.208024] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 288.212601] do_syscall_64+0xf9/0x620 [ 288.216394] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 288.221596] RIP: 0033:0x45c937 [ 288.224773] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 288.243750] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 288.251455] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 288.258706] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 288.265970] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 288.273231] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000004 [ 288.280503] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 288.291500] EXT4-fs (sda1): Cannot specify journal on remount 19:30:09 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:09 executing program 4: ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) setsockopt$CAN_RAW_FD_FRAMES(r1, 0x65, 0x5, &(0x7f0000000040), 0x4) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:09 executing program 2 (fault-call:0 fault-nth:23): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:09 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x6f, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 288.324880] audit: type=1804 audit(1591126209.891:38): pid=12305 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir139727676/syzkaller.bfMCKy/128/bus" dev="sda1" ino=16514 res=1 19:30:10 executing program 3 (fault-call:2 fault-nth:11): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 288.401036] FAULT_INJECTION: forcing a failure. [ 288.401036] name failslab, interval 1, probability 0, space 0, times 0 [ 288.453023] CPU: 0 PID: 12313 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 288.460949] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 288.470313] Call Trace: [ 288.472921] dump_stack+0x1fc/0x2fe [ 288.476567] should_fail.cold+0xa/0x14 [ 288.480511] ? setup_fault_attr+0x200/0x200 [ 288.484881] __should_failslab+0x115/0x180 [ 288.489127] should_failslab+0x5/0xf [ 288.492853] kmem_cache_alloc+0x278/0x370 [ 288.497016] getname_flags+0xce/0x590 [ 288.500839] do_mkdirat+0x8d/0x280 [ 288.504429] ? __ia32_sys_mknod+0xb0/0xb0 [ 288.508614] ? fput+0x2b/0x190 [ 288.511819] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 288.516585] ? trace_hardirqs_off_caller+0x69/0x210 [ 288.521619] ? do_syscall_64+0x21/0x620 [ 288.525613] do_syscall_64+0xf9/0x620 [ 288.529431] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 288.534625] RIP: 0033:0x45bee7 [ 288.537826] Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 288.556736] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 288.564456] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045bee7 [ 288.571740] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000580 [ 288.579024] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 288.586305] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 288.593585] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:30:10 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r2 = socket$netlink(0x10, 0x3, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r4 = dup2(0xffffffffffffffff, r3) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000080)={0x20000000008, 0x20000000209}) setsockopt$inet_sctp6_SCTP_RECVNXTINFO(r4, 0x84, 0x21, &(0x7f0000000240)=0x3, 0x4) r5 = socket$nl_route(0x10, 0x3, 0x0) r6 = socket$netlink(0x10, 0x3, 0x0) r7 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r7, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r6, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000280)=ANY=[@ANYBLOB="4800000010000507000000000000000000000002", @ANYRES32=r8, @ANYBLOB="0000400000000002280012000c00010076657468"], 0x48}}, 0x0) sendmsg$nl_route(r5, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="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", @ANYRES32=r8, @ANYBLOB="08000200e00000020800080000020000"], 0x28}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)=@ipv4_deladdr={0x18, 0x15, 0x1, 0x0, 0x0, {0x2, 0x0, 0x0, 0x0, r8}}, 0x18}}, 0x0) sendmsg$nl_route_sched(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)=@getchain={0x4c, 0x66, 0x100, 0x70bd28, 0x25dfdbfd, {0x0, 0x0, 0x0, r8, {0x3}, {0xffff, 0x7}, {0xf}}, [{0x8, 0xb, 0x1}, {0x8, 0xb, 0x54db}, {0x8, 0xb, 0x400}, {0x8, 0xb, 0x1}, {0x8, 0xb, 0xfffffffa}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8480}, 0x40000) 19:30:10 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x70, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:10 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x0, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 288.711892] FAULT_INJECTION: forcing a failure. [ 288.711892] name failslab, interval 1, probability 0, space 0, times 0 [ 288.735932] CPU: 1 PID: 12330 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 288.743860] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 288.753230] Call Trace: [ 288.755838] dump_stack+0x1fc/0x2fe [ 288.759486] should_fail.cold+0xa/0x14 [ 288.763389] ? setup_fault_attr+0x200/0x200 [ 288.767745] __should_failslab+0x115/0x180 [ 288.772008] should_failslab+0x5/0xf [ 288.775741] kmem_cache_alloc+0x278/0x370 [ 288.779912] __kernfs_new_node+0xd2/0x680 [ 288.784073] ? kernfs_dop_revalidate+0x3b0/0x3b0 [ 288.788836] ? __lock_acquire+0x6b9/0x4380 [ 288.793101] ? lock_downgrade+0x740/0x740 [ 288.797253] ? lock_acquire+0x170/0x3c0 [ 288.798110] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 288.801228] ? cgroup_rstat_updated+0x57/0x2c0 [ 288.801257] ? mark_held_locks+0xf0/0xf0 [ 288.801276] kernfs_new_node+0x92/0x120 [ 288.801293] kernfs_create_dir_ns+0x48/0x150 [ 288.801310] internal_create_group+0x1bf/0xb90 [ 288.801332] ? remove_files.isra.0+0x190/0x190 [ 288.801345] ? lock_downgrade+0x740/0x740 [ 288.801372] lo_ioctl+0xf78/0x2090 [ 288.801390] ? loop_get_status64+0x140/0x140 [ 288.801409] blkdev_ioctl+0xbf7/0x1a0a [ 288.801425] ? blkpg_ioctl+0x9d0/0x9d0 [ 288.801441] ? mark_held_locks+0xf0/0xf0 19:30:10 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) r0 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) r2 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f0000000040)='./file0\x00', r1, r3) r4 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) r6 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r6, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f0000000040)='./file0\x00', r5, r7) r8 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r8, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) r10 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r10, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f0000000040)='./file0\x00', r9, r11) mount$9p_xen(&(0x7f0000000040)='syz\x00', &(0x7f0000000080)='./bus\x00', &(0x7f0000000100)='9p\x00', 0x1000000, &(0x7f0000000240)=ANY=[@ANYBLOB="74721b00c0af14f5747b48d2f0a6616e73000000420000000065766d6170", @ANYRESDEC=r1, @ANYBLOB=',smackfstransmute=!,context=user_u,obj_role=devtmpfs\x00,euid>', @ANYRESDEC=r5, @ANYBLOB="2c646f6e745f6d6561737572652c666f776e65723e0b50a1b4a85f35d9d47ca6dd767d01023f6e7ed5fc8f685dcba7fcd2d95930e9ca315c063c8a04a83c5c7eb1b8b5ae709b9c374ffbbffa", @ANYRESDEC=r9, @ANYBLOB="2c7365636c6162656c2c61707072616973655f747970653d696d617369672c736d61636b6673726f6f743d19dbec2e25429b8af0bb7f9f500b20fdb62b33550f8796090acf7e1728143d4e38a6eec01401f22938f517889da3d19d743f2aca6e05b554cbed30975ab5e477b13d2b492d901cb9b633baee4de981a43044df1bc33f2c00"]) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 288.830659] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.4'. [ 288.831604] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 288.831629] block_ioctl+0xe9/0x130 [ 288.831644] ? blkdev_fallocate+0x3f0/0x3f0 [ 288.844287] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'. [ 288.844713] do_vfs_ioctl+0xcda/0x12e0 [ 288.895345] ? selinux_file_ioctl+0x46c/0x5d0 [ 288.900785] ? selinux_file_ioctl+0x125/0x5d0 [ 288.905264] ? check_preemption_disabled+0x41/0x280 [ 288.910365] ? ioctl_preallocate+0x200/0x200 [ 288.914786] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 288.920085] ? __fget+0x345/0x520 [ 288.923528] ? ksys_dup3+0x3c0/0x3c0 [ 288.927760] ? putname+0xe1/0x120 [ 288.931206] ? security_file_ioctl+0x6c/0xb0 [ 288.935619] ksys_ioctl+0x9b/0xc0 [ 288.939080] __x64_sys_ioctl+0x6f/0xb0 [ 288.942971] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 288.947543] do_syscall_64+0xf9/0x620 [ 288.951333] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 288.956511] RIP: 0033:0x45c937 [ 288.959691] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 288.978599] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 288.986307] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 288.993561] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 289.000919] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a 19:30:10 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x71, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:10 executing program 2 (fault-call:0 fault-nth:24): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 289.008267] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000004 [ 289.015614] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 289.045575] EXT4-fs (sda1): Cannot specify journal on remount [ 289.126739] 9pnet_virtio: no channels available for device syz [ 289.157545] 9pnet_virtio: no channels available for device syz 19:30:10 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x72, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 289.207332] audit: type=1804 audit(1591126210.771:39): pid=12347 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir139727676/syzkaller.bfMCKy/129/file0/bus" dev="loop5" ino=41 res=1 19:30:10 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:10 executing program 3 (fault-call:2 fault-nth:12): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:10 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) r2 = openat$autofs(0xffffffffffffff9c, &(0x7f0000000180)='/dev/autofs\x00', 0x2, 0x0) ioctl$ION_IOC_ALLOC(r2, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209, 0x0, r2}) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r4 = dup2(0xffffffffffffffff, r3) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$FBIOBLANK(r4, 0x4611, 0x1) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r5, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r5, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r5, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r5, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r5, 0x4, 0x80000000002c00) ioctl$VIDIOC_DQBUF(0xffffffffffffffff, 0xc0585611, &(0x7f0000000300)={0x41, 0x5, 0x4, 0x40000000, 0x40, {}, {0x5, 0x2, 0x4, 0x0, 0x1, 0x1f, "eb819162"}, 0x1ab, 0x4, @offset=0x80000001, 0x7, 0x0, r5}) ioctl$DRM_IOCTL_MODE_ADDFB(r6, 0xc01c64ae, &(0x7f00000002c0)={0x5, 0xb, 0x65, 0x342, 0x0, 0xffffffff, 0x7ff}) ioctl$DRM_IOCTL_AUTH_MAGIC(r1, 0x40046411, &(0x7f0000000040)) 19:30:10 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x0, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 289.336889] FAULT_INJECTION: forcing a failure. [ 289.336889] name failslab, interval 1, probability 0, space 0, times 0 [ 289.359383] CPU: 1 PID: 12362 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 289.367312] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 289.376671] Call Trace: [ 289.379264] dump_stack+0x1fc/0x2fe [ 289.382903] should_fail.cold+0xa/0x14 [ 289.386812] ? setup_fault_attr+0x200/0x200 [ 289.391159] __should_failslab+0x115/0x180 [ 289.395410] should_failslab+0x5/0xf [ 289.399142] kmem_cache_alloc_trace+0x2a0/0x3a0 [ 289.403826] ? wait_for_completion_io+0x10/0x10 [ 289.408510] ? kobject_create_and_add.cold+0x2c/0x2c [ 289.413630] call_usermodehelper_setup+0x84/0x300 [ 289.418488] kobject_uevent_env+0xc92/0x1160 [ 289.422923] lo_ioctl+0xff5/0x2090 [ 289.426478] ? loop_get_status64+0x140/0x140 [ 289.430899] blkdev_ioctl+0xbf7/0x1a0a [ 289.434793] ? blkpg_ioctl+0x9d0/0x9d0 [ 289.438686] ? mark_held_locks+0xf0/0xf0 [ 289.442756] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 289.447781] block_ioctl+0xe9/0x130 [ 289.451410] ? blkdev_fallocate+0x3f0/0x3f0 [ 289.455734] do_vfs_ioctl+0xcda/0x12e0 [ 289.459625] ? selinux_file_ioctl+0x46c/0x5d0 [ 289.464120] ? selinux_file_ioctl+0x125/0x5d0 [ 289.468643] ? check_preemption_disabled+0x41/0x280 [ 289.473660] ? ioctl_preallocate+0x200/0x200 [ 289.478070] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 289.483360] ? __fget+0x345/0x520 [ 289.486817] ? ksys_dup3+0x3c0/0x3c0 [ 289.490526] ? putname+0xe1/0x120 [ 289.493985] ? security_file_ioctl+0x6c/0xb0 [ 289.498567] ksys_ioctl+0x9b/0xc0 [ 289.502021] __x64_sys_ioctl+0x6f/0xb0 [ 289.505909] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 289.510497] do_syscall_64+0xf9/0x620 [ 289.514527] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 289.519713] RIP: 0033:0x45c937 19:30:11 executing program 0: 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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x73, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 289.522899] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 289.541791] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 289.549510] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 289.556770] RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005 [ 289.564022] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 289.571273] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 289.578539] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 [ 289.660693] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 289.705707] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 289.707436] FAULT_INJECTION: forcing a failure. [ 289.707436] name failslab, interval 1, probability 0, space 0, times 0 [ 289.752207] CPU: 0 PID: 12375 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 289.760132] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 289.769495] Call Trace: [ 289.772103] dump_stack+0x1fc/0x2fe [ 289.775743] should_fail.cold+0xa/0x14 [ 289.779639] ? setup_fault_attr+0x200/0x200 [ 289.783976] __should_failslab+0x115/0x180 [ 289.788218] should_failslab+0x5/0xf [ 289.791947] kmem_cache_alloc+0x278/0x370 [ 289.796112] __kernfs_new_node+0xd2/0x680 [ 289.800533] ? kernfs_dop_revalidate+0x3b0/0x3b0 [ 289.805309] ? __mutex_unlock_slowpath+0xea/0x670 [ 289.810165] ? wait_for_completion_io+0x10/0x10 [ 289.814848] ? kernfs_next_descendant_post+0x25b/0x2a0 [ 289.820134] kernfs_new_node+0x92/0x120 [ 289.824117] __kernfs_create_file+0x51/0x33f [ 289.828649] sysfs_add_file_mode_ns+0x224/0x520 [ 289.833339] internal_create_group+0x359/0xb90 [ 289.838075] ? remove_files.isra.0+0x190/0x190 [ 289.842667] ? lock_downgrade+0x740/0x740 [ 289.846832] lo_ioctl+0xf78/0x2090 [ 289.850390] ? loop_get_status64+0x140/0x140 [ 289.854812] blkdev_ioctl+0xbf7/0x1a0a [ 289.858732] ? blkpg_ioctl+0x9d0/0x9d0 [ 289.862634] ? mark_held_locks+0xf0/0xf0 [ 289.866712] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 289.871762] block_ioctl+0xe9/0x130 [ 289.875396] ? blkdev_fallocate+0x3f0/0x3f0 [ 289.879726] do_vfs_ioctl+0xcda/0x12e0 [ 289.883638] ? selinux_file_ioctl+0x46c/0x5d0 [ 289.888156] ? selinux_file_ioctl+0x125/0x5d0 [ 289.892670] ? check_preemption_disabled+0x41/0x280 [ 289.897692] ? ioctl_preallocate+0x200/0x200 19:30:11 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x74, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 289.902110] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 289.907427] ? __fget+0x345/0x520 [ 289.910883] ? ksys_dup3+0x3c0/0x3c0 [ 289.914597] ? putname+0xe1/0x120 [ 289.918067] ? security_file_ioctl+0x6c/0xb0 [ 289.922478] ksys_ioctl+0x9b/0xc0 [ 289.925915] __x64_sys_ioctl+0x6f/0xb0 [ 289.929842] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 289.934434] do_syscall_64+0xf9/0x620 [ 289.938232] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 289.943462] RIP: 0033:0x45c937 [ 289.946640] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 289.965528] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 289.973230] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 289.980499] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 289.987756] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 289.995082] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000004 19:30:11 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) umount2(&(0x7f0000000040)='./bus\x00', 0x4) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) clock_gettime(0x0, &(0x7f0000000080)={0x0, 0x0}) write$evdev(r1, &(0x7f0000000100)=[{{r2, r3/1000+10000}, 0x12, 0x8, 0xffff}, {{}, 0x1f, 0x7400, 0x2}], 0x30) [ 290.002440] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 290.024260] EXT4-fs (sda1): Cannot specify journal on remount [ 290.037266] audit: type=1804 audit(1591126211.601:40): pid=12387 uid=0 auid=0 ses=4 subj=system_u:system_r:kernel_t:s0 op=invalid_pcr cause=open_writers comm="syz-executor.5" name="/root/syzkaller-testdir139727676/syzkaller.bfMCKy/130/bus" dev="sda1" ino=16494 res=1 19:30:11 executing program 2 (fault-call:0 fault-nth:25): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:11 executing program 3 (fault-call:2 fault-nth:13): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 290.178665] FAULT_INJECTION: forcing a failure. [ 290.178665] name failslab, interval 1, probability 0, space 0, times 0 [ 290.195786] CPU: 1 PID: 12401 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 290.203705] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 290.213081] Call Trace: [ 290.216422] dump_stack+0x1fc/0x2fe [ 290.220070] should_fail.cold+0xa/0x14 [ 290.223975] ? setup_fault_attr+0x200/0x200 [ 290.228405] __should_failslab+0x115/0x180 [ 290.232655] should_failslab+0x5/0xf [ 290.236386] kmem_cache_alloc+0x278/0x370 [ 290.240556] getname_flags+0xce/0x590 [ 290.246384] do_mkdirat+0x8d/0x280 [ 290.249946] ? __ia32_sys_mknod+0xb0/0xb0 [ 290.254144] ? fput+0x2b/0x190 [ 290.257366] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 290.262136] ? trace_hardirqs_off_caller+0x69/0x210 [ 290.267171] ? do_syscall_64+0x21/0x620 [ 290.271163] do_syscall_64+0xf9/0x620 [ 290.274978] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 290.280185] RIP: 0033:0x45bee7 [ 290.283391] Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 290.303784] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 290.311541] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045bee7 [ 290.318828] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000580 19:30:11 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000040)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:11 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x75, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 290.326109] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 290.333474] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 290.340761] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:30:12 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(0xffffffffffffffff, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 290.521244] FAULT_INJECTION: forcing a failure. [ 290.521244] name failslab, interval 1, probability 0, space 0, times 0 [ 290.538164] CPU: 0 PID: 12416 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 290.546082] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 290.555441] Call Trace: [ 290.558037] dump_stack+0x1fc/0x2fe [ 290.561797] should_fail.cold+0xa/0x14 [ 290.565743] ? setup_fault_attr+0x200/0x200 [ 290.570076] __should_failslab+0x115/0x180 [ 290.574311] should_failslab+0x5/0xf [ 290.579102] kmem_cache_alloc+0x278/0x370 [ 290.583243] __kernfs_new_node+0xd2/0x680 [ 290.587379] ? kernfs_dop_revalidate+0x3b0/0x3b0 [ 290.592142] ? __mutex_unlock_slowpath+0xea/0x670 [ 290.597009] ? wait_for_completion_io+0x10/0x10 [ 290.601673] ? kernfs_next_descendant_post+0x25b/0x2a0 [ 290.607010] kernfs_new_node+0x92/0x120 [ 290.611011] __kernfs_create_file+0x51/0x33f [ 290.615488] sysfs_add_file_mode_ns+0x224/0x520 [ 290.620160] internal_create_group+0x359/0xb90 [ 290.624738] ? remove_files.isra.0+0x190/0x190 [ 290.629412] ? lock_downgrade+0x740/0x740 [ 290.633566] lo_ioctl+0xf78/0x2090 [ 290.637125] ? loop_get_status64+0x140/0x140 [ 290.641784] blkdev_ioctl+0xbf7/0x1a0a [ 290.645661] ? blkpg_ioctl+0x9d0/0x9d0 [ 290.649549] ? mark_held_locks+0xf0/0xf0 [ 290.653687] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 290.658695] block_ioctl+0xe9/0x130 [ 290.662322] ? blkdev_fallocate+0x3f0/0x3f0 [ 290.666669] do_vfs_ioctl+0xcda/0x12e0 [ 290.670564] ? selinux_file_ioctl+0x46c/0x5d0 [ 290.675068] ? selinux_file_ioctl+0x125/0x5d0 [ 290.679573] ? check_preemption_disabled+0x41/0x280 [ 290.684588] ? ioctl_preallocate+0x200/0x200 [ 290.689296] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 290.694573] ? __fget+0x345/0x520 [ 290.698023] ? ksys_dup3+0x3c0/0x3c0 [ 290.701730] ? putname+0xe1/0x120 [ 290.705167] ? security_file_ioctl+0x6c/0xb0 [ 290.709559] ksys_ioctl+0x9b/0xc0 [ 290.713011] __x64_sys_ioctl+0x6f/0xb0 [ 290.716881] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 290.721460] do_syscall_64+0xf9/0x620 [ 290.725247] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 290.730699] RIP: 0033:0x45c937 [ 290.733888] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 290.752857] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 290.760554] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 290.767803] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 290.775081] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 290.782342] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000004 [ 290.789599] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 290.826698] EXT4-fs (sda1): Cannot specify journal on remount 19:30:12 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:12 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x76, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:12 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$TIOCSETD(r1, 0x5423, &(0x7f0000000040)=0x1b) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:12 executing program 2 (fault-call:0 fault-nth:26): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:12 executing program 3 (fault-call:2 fault-nth:14): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 290.975255] FAULT_INJECTION: forcing a failure. [ 290.975255] name failslab, interval 1, probability 0, space 0, times 0 [ 290.997878] CPU: 1 PID: 12439 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 291.005802] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 291.015599] Call Trace: [ 291.018206] dump_stack+0x1fc/0x2fe [ 291.021854] should_fail.cold+0xa/0x14 [ 291.025753] ? setup_fault_attr+0x200/0x200 [ 291.030099] __should_failslab+0x115/0x180 [ 291.034346] should_failslab+0x5/0xf [ 291.038084] kmem_cache_alloc+0x278/0x370 [ 291.042246] __d_alloc+0x2b/0x9e0 [ 291.045711] d_alloc+0x4a/0x230 [ 291.049011] __lookup_hash+0xc8/0x180 [ 291.052828] filename_create+0x186/0x490 [ 291.056908] ? kern_path_mountpoint+0x40/0x40 [ 291.061420] ? strncpy_from_user+0x209/0x2c0 [ 291.065846] ? getname_flags+0x25b/0x590 [ 291.069928] do_mkdirat+0xa0/0x280 [ 291.073486] ? __ia32_sys_mknod+0xb0/0xb0 [ 291.077646] ? fput+0x2b/0x190 [ 291.080852] ? trace_hardirqs_off_caller+0x69/0x210 [ 291.085883] ? do_syscall_64+0x21/0x620 [ 291.089871] do_syscall_64+0xf9/0x620 [ 291.093689] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 291.098891] RIP: 0033:0x45bee7 [ 291.102095] Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 291.121013] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 291.128743] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045bee7 [ 291.136024] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000580 [ 291.143310] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 291.150592] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 291.157873] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:30:12 executing program 4: ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r2, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r2, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r2, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r2, 0x4, 0x80000000002c00) dup(r2) sendmsg$NLBL_UNLABEL_C_STATICADD(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x1c, 0x0, 0x100, 0x70bd2d, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5, 0x1, 0x1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8004}, 0x40) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r4 = dup2(0xffffffffffffffff, r3) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$UFFDIO_COPY(r4, 0xc028aa03, &(0x7f00000001c0)={&(0x7f0000ffb000/0x4000)=nil, &(0x7f0000ffb000/0x3000)=nil, 0x4000}) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 291.181864] FAULT_INJECTION: forcing a failure. [ 291.181864] name failslab, interval 1, probability 0, space 0, times 0 [ 291.195488] CPU: 1 PID: 12451 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 291.203658] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 291.213022] Call Trace: [ 291.215626] dump_stack+0x1fc/0x2fe [ 291.219274] should_fail.cold+0xa/0x14 [ 291.223215] ? setup_fault_attr+0x200/0x200 [ 291.227560] __should_failslab+0x115/0x180 19:30:12 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(0xffffffffffffffff, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 291.231811] should_failslab+0x5/0xf [ 291.235543] kmem_cache_alloc+0x278/0x370 [ 291.239709] __kernfs_new_node+0xd2/0x680 [ 291.243878] ? kernfs_dop_revalidate+0x3b0/0x3b0 [ 291.248653] ? __mutex_unlock_slowpath+0xea/0x670 [ 291.253523] ? wait_for_completion_io+0x10/0x10 [ 291.258216] ? kernfs_next_descendant_post+0x25b/0x2a0 [ 291.263527] kernfs_new_node+0x92/0x120 [ 291.267529] __kernfs_create_file+0x51/0x33f [ 291.271958] sysfs_add_file_mode_ns+0x224/0x520 [ 291.276668] internal_create_group+0x359/0xb90 19:30:12 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7b, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 291.281272] ? remove_files.isra.0+0x190/0x190 [ 291.285861] ? lock_downgrade+0x740/0x740 [ 291.290036] lo_ioctl+0xf78/0x2090 [ 291.293616] ? loop_get_status64+0x140/0x140 [ 291.298030] blkdev_ioctl+0xbf7/0x1a0a [ 291.301913] ? blkpg_ioctl+0x9d0/0x9d0 [ 291.305793] ? mark_held_locks+0xf0/0xf0 [ 291.310039] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 291.315101] block_ioctl+0xe9/0x130 [ 291.318716] ? blkdev_fallocate+0x3f0/0x3f0 [ 291.323078] do_vfs_ioctl+0xcda/0x12e0 [ 291.326961] ? selinux_file_ioctl+0x46c/0x5d0 [ 291.331440] ? selinux_file_ioctl+0x125/0x5d0 [ 291.335932] ? check_preemption_disabled+0x41/0x280 [ 291.340940] ? ioctl_preallocate+0x200/0x200 [ 291.345352] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 291.350624] ? __fget+0x345/0x520 [ 291.354059] ? ksys_dup3+0x3c0/0x3c0 [ 291.357755] ? putname+0xe1/0x120 [ 291.361207] ? security_file_ioctl+0x6c/0xb0 [ 291.365600] ksys_ioctl+0x9b/0xc0 [ 291.369038] __x64_sys_ioctl+0x6f/0xb0 [ 291.372947] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 291.377529] do_syscall_64+0xf9/0x620 [ 291.381319] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 291.386504] RIP: 0033:0x45c937 [ 291.389687] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 291.408580] RSP: 002b:00007fc3e39e9a68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 291.416279] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 291.423541] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 291.430806] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 000000000000000a [ 291.438075] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000004 [ 291.445342] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e39ea6d4 19:30:13 executing program 2 (fault-call:0 fault-nth:27): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 291.482606] EXT4-fs (sda1): Cannot specify journal on remount 19:30:13 executing program 3 (fault-call:2 fault-nth:15): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:13 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7c, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:13 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(0xffffffffffffffff, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 291.732770] FAULT_INJECTION: forcing a failure. [ 291.732770] name failslab, interval 1, probability 0, space 0, times 0 [ 291.751090] FAULT_INJECTION: forcing a failure. [ 291.751090] name failslab, interval 1, probability 0, space 0, times 0 [ 291.772035] CPU: 1 PID: 12476 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 291.779956] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 291.789314] Call Trace: [ 291.791914] dump_stack+0x1fc/0x2fe [ 291.795551] should_fail.cold+0xa/0x14 [ 291.799451] ? setup_fault_attr+0x200/0x200 [ 291.803778] __should_failslab+0x115/0x180 [ 291.808007] should_failslab+0x5/0xf [ 291.811735] kmem_cache_alloc+0x278/0x370 [ 291.815881] __d_alloc+0x2b/0x9e0 [ 291.819337] d_alloc+0x4a/0x230 [ 291.822619] __lookup_hash+0xc8/0x180 [ 291.826447] filename_create+0x186/0x490 [ 291.830527] ? kern_path_mountpoint+0x40/0x40 [ 291.835129] ? strncpy_from_user+0x209/0x2c0 [ 291.839535] ? getname_flags+0x25b/0x590 [ 291.843596] do_mkdirat+0xa0/0x280 [ 291.847130] ? __ia32_sys_mknod+0xb0/0xb0 [ 291.851272] ? fput+0x2b/0x190 [ 291.854478] ? trace_hardirqs_off_caller+0x69/0x210 [ 291.859497] ? do_syscall_64+0x21/0x620 [ 291.863474] do_syscall_64+0xf9/0x620 [ 291.867280] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 291.872462] RIP: 0033:0x45bee7 [ 291.875645] Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 291.894576] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 291.902280] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045bee7 [ 291.909544] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000580 [ 291.916796] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 291.924063] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 291.931321] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 [ 291.938617] CPU: 0 PID: 12475 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 291.946508] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 291.955867] Call Trace: [ 291.958473] dump_stack+0x1fc/0x2fe [ 291.962150] should_fail.cold+0xa/0x14 [ 291.966048] ? setup_fault_attr+0x200/0x200 [ 291.970392] __should_failslab+0x115/0x180 [ 291.974644] should_failslab+0x5/0xf [ 291.978463] kmem_cache_alloc+0x278/0x370 [ 291.982626] __kernfs_new_node+0xd2/0x680 [ 291.986784] ? kernfs_dop_revalidate+0x3b0/0x3b0 [ 291.991583] ? __mutex_unlock_slowpath+0xea/0x670 [ 291.996446] ? wait_for_completion_io+0x10/0x10 [ 292.001130] ? kernfs_next_descendant_post+0x25b/0x2a0 [ 292.006430] kernfs_new_node+0x92/0x120 [ 292.010411] __kernfs_create_file+0x51/0x33f [ 292.014812] sysfs_add_file_mode_ns+0x224/0x520 [ 292.019501] internal_create_group+0x359/0xb90 [ 292.024103] ? remove_files.isra.0+0x190/0x190 [ 292.028708] ? lock_downgrade+0x740/0x740 [ 292.032857] lo_ioctl+0xf78/0x2090 [ 292.036387] ? loop_get_status64+0x140/0x140 [ 292.040794] blkdev_ioctl+0xbf7/0x1a0a [ 292.044676] ? blkpg_ioctl+0x9d0/0x9d0 [ 292.048548] ? mark_held_locks+0xf0/0xf0 [ 292.052599] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 292.057620] block_ioctl+0xe9/0x130 [ 292.061244] ? blkdev_fallocate+0x3f0/0x3f0 [ 292.065562] do_vfs_ioctl+0xcda/0x12e0 [ 292.069436] ? selinux_file_ioctl+0x46c/0x5d0 [ 292.074005] ? selinux_file_ioctl+0x125/0x5d0 [ 292.078754] ? check_preemption_disabled+0x41/0x280 [ 292.083801] ? ioctl_preallocate+0x200/0x200 [ 292.088221] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 292.093492] ? __fget+0x345/0x520 [ 292.096947] ? ksys_dup3+0x3c0/0x3c0 [ 292.100660] ? putname+0xe1/0x120 [ 292.104128] ? security_file_ioctl+0x6c/0xb0 [ 292.108532] ksys_ioctl+0x9b/0xc0 [ 292.112087] __x64_sys_ioctl+0x6f/0xb0 [ 292.115963] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 292.120633] do_syscall_64+0xf9/0x620 [ 292.124463] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 292.129661] RIP: 0033:0x45c937 [ 292.132843] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 292.151752] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 292.159446] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 292.166706] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 292.173961] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 292.181222] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000004 [ 292.188485] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 292.200251] EXT4-fs (sda1): Cannot specify journal on remount 19:30:13 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:13 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7d, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:13 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000040)='securityfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r3 = dup2(0xffffffffffffffff, r2) ioctl$ION_IOC_ALLOC(r3, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r3, 0x84, 0x6e, &(0x7f0000000180)=[@in={0x2, 0x4e20, @private=0xa010100}, @in={0x2, 0x4e22, @loopback}, @in={0x2, 0x4e24, @initdev={0xac, 0x1e, 0x0, 0x0}}, @in={0x2, 0x4e20, @empty}], 0x40) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) inotify_add_watch(r1, &(0x7f0000000080)='./bus\x00', 0x80000304) 19:30:13 executing program 2 (fault-call:0 fault-nth:28): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:13 executing program 3 (fault-call:2 fault-nth:16): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 292.428976] FAULT_INJECTION: forcing a failure. [ 292.428976] name failslab, interval 1, probability 0, space 0, times 0 [ 292.484590] CPU: 0 PID: 12503 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 292.492517] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 292.501880] Call Trace: [ 292.504489] dump_stack+0x1fc/0x2fe [ 292.508144] should_fail.cold+0xa/0x14 [ 292.512074] ? ebitmap_contains+0x27b/0x420 [ 292.516414] ? setup_fault_attr+0x200/0x200 [ 292.520758] __should_failslab+0x115/0x180 [ 292.525011] should_failslab+0x5/0xf [ 292.528741] kmem_cache_alloc+0x278/0x370 19:30:14 executing program 4: mkdir(&(0x7f00000000c0)='\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 292.532905] ? ext4_sync_fs+0x8c0/0x8c0 [ 292.536891] ext4_alloc_inode+0x1a/0x630 [ 292.540965] ? ext4_sync_fs+0x8c0/0x8c0 [ 292.544958] alloc_inode+0x5d/0x180 [ 292.548692] new_inode_pseudo+0x14/0xe0 [ 292.552686] new_inode+0x1b/0x40 [ 292.556066] __ext4_new_inode+0x3e6/0x5af0 [ 292.560322] ? check_preemption_disabled+0x41/0x280 [ 292.565365] ? ext4_free_inode+0x1790/0x1790 [ 292.569786] ? __dquot_initialize+0x4d2/0xb40 [ 292.574291] ? avc_has_perm_noaudit+0x390/0x390 [ 292.578980] ? dquot_quota_off+0x30/0x30 [ 292.585227] ? security_transition_sid+0x123/0x190 [ 292.590175] ? security_transition_sid+0xed/0x190 [ 292.595045] ext4_mkdir+0x396/0xd90 [ 292.598688] ? selinux_dentry_init_security+0x270/0x270 [ 292.604072] ? ext4_init_dot_dotdot+0x500/0x500 [ 292.608768] vfs_mkdir+0x423/0x6a0 [ 292.612327] do_mkdirat+0x21e/0x280 [ 292.615974] ? __ia32_sys_mknod+0xb0/0xb0 [ 292.620134] ? fput+0x2b/0x190 [ 292.623941] ? trace_hardirqs_off_caller+0x69/0x210 [ 292.626747] FAULT_INJECTION: forcing a failure. [ 292.626747] name failslab, interval 1, probability 0, space 0, times 0 [ 292.628964] ? do_syscall_64+0x21/0x620 [ 292.644174] do_syscall_64+0xf9/0x620 [ 292.647983] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 292.653176] RIP: 0033:0x45bee7 [ 292.656427] Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 292.675336] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 292.683049] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045bee7 [ 292.690333] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000580 [ 292.697605] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 292.704903] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 292.712167] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 [ 292.719473] CPU: 1 PID: 12515 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 19:30:14 executing program 0: 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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 292.727364] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 292.736716] Call Trace: [ 292.739313] dump_stack+0x1fc/0x2fe [ 292.742948] should_fail.cold+0xa/0x14 [ 292.746822] ? setup_fault_attr+0x200/0x200 [ 292.751155] __should_failslab+0x115/0x180 [ 292.755399] should_failslab+0x5/0xf [ 292.759100] kmem_cache_alloc+0x278/0x370 [ 292.763257] __kernfs_new_node+0xd2/0x680 [ 292.767402] ? kernfs_dop_revalidate+0x3b0/0x3b0 [ 292.772153] ? __mutex_unlock_slowpath+0xea/0x670 [ 292.776991] ? wait_for_completion_io+0x10/0x10 [ 292.781654] ? kernfs_next_descendant_post+0x25b/0x2a0 [ 292.786919] kernfs_new_node+0x92/0x120 [ 292.790883] __kernfs_create_file+0x51/0x33f [ 292.796082] sysfs_add_file_mode_ns+0x224/0x520 [ 292.800795] internal_create_group+0x359/0xb90 [ 292.805402] ? remove_files.isra.0+0x190/0x190 [ 292.809973] ? lock_downgrade+0x740/0x740 [ 292.814118] lo_ioctl+0xf78/0x2090 [ 292.817647] ? loop_get_status64+0x140/0x140 [ 292.822059] blkdev_ioctl+0xbf7/0x1a0a [ 292.826008] ? blkpg_ioctl+0x9d0/0x9d0 [ 292.829917] ? mark_held_locks+0xf0/0xf0 [ 292.833989] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 292.839011] block_ioctl+0xe9/0x130 [ 292.842640] ? blkdev_fallocate+0x3f0/0x3f0 [ 292.846946] do_vfs_ioctl+0xcda/0x12e0 [ 292.851012] ? selinux_file_ioctl+0x46c/0x5d0 [ 292.855508] ? selinux_file_ioctl+0x125/0x5d0 [ 292.859986] ? check_preemption_disabled+0x41/0x280 [ 292.864998] ? ioctl_preallocate+0x200/0x200 [ 292.869392] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 292.874671] ? __fget+0x345/0x520 [ 292.878126] ? ksys_dup3+0x3c0/0x3c0 [ 292.882438] ? putname+0xe1/0x120 [ 292.885901] ? security_file_ioctl+0x6c/0xb0 [ 292.890295] ksys_ioctl+0x9b/0xc0 [ 292.893747] __x64_sys_ioctl+0x6f/0xb0 [ 292.897627] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 292.902192] do_syscall_64+0xf9/0x620 [ 292.905977] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 292.911152] RIP: 0033:0x45c937 [ 292.915021] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 292.934012] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 292.941722] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 292.948974] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 292.956592] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 292.963855] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000004 [ 292.971906] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 19:30:14 executing program 2 (fault-call:0 fault-nth:29): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:14 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x0) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 293.001951] EXT4-fs (sda1): Cannot specify journal on remount 19:30:14 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x2}, &(0x7f000034f000)=0x1ed4abe5) 19:30:14 executing program 3 (fault-call:2 fault-nth:17): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:14 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) execveat(r1, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080), 0xfffffffffffffffd, 0x100) [ 293.153934] FAULT_INJECTION: forcing a failure. [ 293.153934] name failslab, interval 1, probability 0, space 0, times 0 [ 293.165652] CPU: 1 PID: 12528 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 293.173644] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 293.183012] Call Trace: [ 293.185620] dump_stack+0x1fc/0x2fe [ 293.189287] should_fail.cold+0xa/0x14 [ 293.193190] ? setup_fault_attr+0x200/0x200 [ 293.197520] ? mark_held_locks+0xf0/0xf0 [ 293.201598] ? ebitmap_cmp+0x1a5/0x220 [ 293.205516] __should_failslab+0x115/0x180 [ 293.209793] should_failslab+0x5/0xf [ 293.213523] __kmalloc+0x6d/0x3c0 [ 293.216988] ? context_struct_to_string+0x3db/0x7b0 [ 293.222021] context_struct_to_string+0x3db/0x7b0 [ 293.226882] ? constraint_expr_eval.isra.0+0x12d0/0x12d0 [ 293.232369] ? security_sid_to_context_core.isra.0+0x1b6/0x2f0 [ 293.238376] security_sid_to_context_core.isra.0+0x221/0x2f0 [ 293.244198] selinux_inode_init_security+0x37d/0x6d0 [ 293.250796] ? selinux_inode_create+0x30/0x30 [ 293.255305] ? ext4_get_acl+0x104/0x5b0 [ 293.259291] ? ext4_get_acl+0x109/0x5b0 [ 293.263281] security_inode_init_security+0x181/0x370 [ 293.268689] ? ext4_init_acl+0x200/0x200 [ 293.272782] ? security_kernel_load_data+0xb0/0xb0 [ 293.277734] ? insert_inode_locked+0x3f6/0x500 [ 293.282328] ? check_preemption_disabled+0x41/0x280 [ 293.287427] ? prandom_u32_state+0xe/0x170 [ 293.293979] __ext4_new_inode+0x3ec5/0x5af0 [ 293.298330] ? ext4_free_inode+0x1790/0x1790 [ 293.302757] ? __dquot_initialize+0x4d2/0xb40 [ 293.307264] ? avc_has_perm_noaudit+0x390/0x390 [ 293.311972] ? dquot_quota_off+0x30/0x30 [ 293.316047] ? security_transition_sid+0x123/0x190 [ 293.321857] ? security_transition_sid+0xed/0x190 [ 293.326744] ext4_mkdir+0x396/0xd90 [ 293.330387] ? selinux_dentry_init_security+0x270/0x270 [ 293.335768] ? ext4_init_dot_dotdot+0x500/0x500 [ 293.336820] FAULT_INJECTION: forcing a failure. [ 293.336820] name failslab, interval 1, probability 0, space 0, times 0 [ 293.340454] vfs_mkdir+0x423/0x6a0 [ 293.340519] do_mkdirat+0x21e/0x280 [ 293.340535] ? __ia32_sys_mknod+0xb0/0xb0 [ 293.340546] ? fput+0x2b/0x190 [ 293.340559] ? trace_hardirqs_off_caller+0x69/0x210 [ 293.340574] ? do_syscall_64+0x21/0x620 [ 293.340592] do_syscall_64+0xf9/0x620 [ 293.340617] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 293.340629] RIP: 0033:0x45bee7 [ 293.340643] Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 293.406549] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 293.414277] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045bee7 [ 293.421532] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000580 [ 293.428787] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 293.436042] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 293.443299] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 [ 293.450577] CPU: 0 PID: 12541 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 293.459695] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 293.469175] Call Trace: [ 293.471787] dump_stack+0x1fc/0x2fe [ 293.475440] should_fail.cold+0xa/0x14 [ 293.479348] ? setup_fault_attr+0x200/0x200 [ 293.483678] ? is_bpf_text_address+0xd0/0x160 [ 293.488174] ? kernel_text_address+0x6e/0xe0 [ 293.492599] __should_failslab+0x115/0x180 [ 293.496934] should_failslab+0x5/0xf [ 293.500670] kmem_cache_alloc+0x40/0x370 [ 293.504748] radix_tree_node_alloc.constprop.0+0x1e3/0x330 [ 293.510393] idr_get_free+0x551/0xa0c [ 293.514219] idr_alloc_u32+0x1a2/0x320 [ 293.518127] ? __fprop_inc_percpu_max+0x210/0x210 [ 293.522988] ? should_fail+0x142/0x7c0 [ 293.526997] idr_alloc_cyclic+0x102/0x220 [ 293.531299] ? idr_alloc+0x130/0x130 [ 293.535008] ? __kernfs_new_node+0xf9/0x680 [ 293.539322] __kernfs_new_node+0x11a/0x680 [ 293.543547] ? kernfs_dop_revalidate+0x3b0/0x3b0 [ 293.548343] ? __mutex_unlock_slowpath+0xea/0x670 [ 293.553366] ? wait_for_completion_io+0x10/0x10 [ 293.558043] ? kernfs_next_descendant_post+0x25b/0x2a0 [ 293.563324] kernfs_new_node+0x92/0x120 [ 293.567759] __kernfs_create_file+0x51/0x33f [ 293.572191] sysfs_add_file_mode_ns+0x224/0x520 [ 293.576883] internal_create_group+0x359/0xb90 [ 293.581494] ? remove_files.isra.0+0x190/0x190 [ 293.586079] ? lock_downgrade+0x740/0x740 [ 293.590227] lo_ioctl+0xf78/0x2090 [ 293.593844] ? loop_get_status64+0x140/0x140 [ 293.598328] blkdev_ioctl+0xbf7/0x1a0a [ 293.602209] ? blkpg_ioctl+0x9d0/0x9d0 [ 293.606093] ? mark_held_locks+0xf0/0xf0 [ 293.610163] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 293.615180] block_ioctl+0xe9/0x130 [ 293.618799] ? blkdev_fallocate+0x3f0/0x3f0 [ 293.623147] do_vfs_ioctl+0xcda/0x12e0 [ 293.627034] ? selinux_file_ioctl+0x46c/0x5d0 [ 293.631541] ? selinux_file_ioctl+0x125/0x5d0 [ 293.636034] ? check_preemption_disabled+0x41/0x280 [ 293.641069] ? ioctl_preallocate+0x200/0x200 [ 293.645493] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 293.650779] ? __fget+0x345/0x520 [ 293.654238] ? ksys_dup3+0x3c0/0x3c0 [ 293.657961] ? putname+0xe1/0x120 [ 293.661408] ? security_file_ioctl+0x6c/0xb0 [ 293.665824] ksys_ioctl+0x9b/0xc0 [ 293.669266] __x64_sys_ioctl+0x6f/0xb0 [ 293.673158] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 293.677740] do_syscall_64+0xf9/0x620 [ 293.681534] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 293.686968] RIP: 0033:0x45c937 [ 293.690144] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 293.709048] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 293.716741] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 293.724016] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 293.731273] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 293.738527] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000004 [ 293.745783] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 19:30:15 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:15 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:15 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) r0 = shmget(0x0, 0x1000, 0x780012c9, &(0x7f0000ffa000/0x1000)=nil) shmat(r0, &(0x7f0000ffe000/0x2000)=nil, 0xc800) shmctl$IPC_RMID(r0, 0x0) shmat(r0, &(0x7f0000ffc000/0x2000)=nil, 0x2000) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r2 = dup2(0xffffffffffffffff, r1) ioctl$ION_IOC_ALLOC(r2, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r3 = creat(&(0x7f0000000080)='./bus\x00', 0x0) close(r3) r4 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r4, 0x84, 0x6e, &(0x7f0000000180)=[@in6={0xa, 0x0, 0x0, @dev, 0xc}], 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_RTOINFO(r3, 0x84, 0x0, &(0x7f00000000c0)={r5}, &(0x7f0000000100)=0x10) getsockopt$inet_sctp6_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f0000000300)={r5, 0x3, 0x401, 0x8001}, &(0x7f0000000340)=0x10) sendmsg$IPSET_CMD_RENAME(r2, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0x50, 0x5, 0x6, 0x101, 0x0, 0x0, {0x2, 0x0, 0x7}, [@IPSET_ATTR_SETNAME={0x9, 0x2, 'syz1\x00'}, @IPSET_ATTR_SETNAME2={0x9, 0x3, 'syz2\x00'}, @IPSET_ATTR_SETNAME2={0x9, 0x3, 'syz0\x00'}, @IPSET_ATTR_SETNAME2={0x9, 0x3, 'syz1\x00'}, @IPSET_ATTR_SETNAME2={0x9, 0x3, 'syz0\x00'}]}, 0x50}, 0x1, 0x0, 0x0, 0xbdb9f7f8d3852c55}, 0x12) shmctl$SHM_STAT(r0, 0xd, &(0x7f0000000240)=""/182) 19:30:15 executing program 2 (fault-call:0 fault-nth:30): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 293.801030] EXT4-fs (sda1): Cannot specify journal on remount 19:30:15 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x0) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 293.915229] FAULT_INJECTION: forcing a failure. [ 293.915229] name failslab, interval 1, probability 0, space 0, times 0 [ 293.957809] CPU: 1 PID: 12558 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 293.966190] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 293.975558] Call Trace: [ 293.978179] dump_stack+0x1fc/0x2fe [ 293.981848] should_fail.cold+0xa/0x14 [ 293.985933] ? setup_fault_attr+0x200/0x200 [ 293.990271] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 293.995400] __should_failslab+0x115/0x180 [ 293.999648] should_failslab+0x5/0xf [ 294.003378] kmem_cache_alloc+0x278/0x370 [ 294.007542] selinux_inode_alloc_security+0xb1/0x2a0 [ 294.012659] security_inode_alloc+0x83/0xd0 [ 294.017039] inode_init_always+0x5a3/0xb70 [ 294.021289] alloc_inode+0x7a/0x180 [ 294.024932] new_inode_pseudo+0x14/0xe0 [ 294.028920] new_inode+0x1b/0x40 [ 294.032300] __ext4_new_inode+0x3e6/0x5af0 [ 294.036555] ? check_preemption_disabled+0x41/0x280 [ 294.041592] ? ext4_free_inode+0x1790/0x1790 [ 294.046014] ? __dquot_initialize+0x4d2/0xb40 [ 294.050624] ? avc_has_perm_noaudit+0x390/0x390 [ 294.055313] ? dquot_quota_off+0x30/0x30 [ 294.059394] ? security_transition_sid+0x123/0x190 [ 294.064338] ? security_transition_sid+0xed/0x190 [ 294.069225] ext4_mkdir+0x396/0xd90 [ 294.072873] ? selinux_dentry_init_security+0x270/0x270 [ 294.078263] ? ext4_init_dot_dotdot+0x500/0x500 [ 294.082958] vfs_mkdir+0x423/0x6a0 [ 294.086519] do_mkdirat+0x21e/0x280 [ 294.090195] ? __ia32_sys_mknod+0xb0/0xb0 [ 294.094353] ? fput+0x2b/0x190 [ 294.097558] ? trace_hardirqs_off_caller+0x69/0x210 [ 294.102591] ? do_syscall_64+0x21/0x620 [ 294.106583] do_syscall_64+0xf9/0x620 [ 294.110402] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 294.115596] RIP: 0033:0x45bee7 [ 294.118796] Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 294.137713] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 294.145434] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045bee7 19:30:15 executing program 3 (fault-call:2 fault-nth:18): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 294.152715] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000580 [ 294.160001] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 294.167287] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 294.174598] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:30:15 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x4}, &(0x7f000034f000)=0x1ed4abe5) 19:30:15 executing program 2 (fault-call:0 fault-nth:31): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 294.343471] FAULT_INJECTION: forcing a failure. [ 294.343471] name failslab, interval 1, probability 0, space 0, times 0 [ 294.359662] CPU: 1 PID: 12583 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 294.367584] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 294.377377] Call Trace: [ 294.379971] dump_stack+0x1fc/0x2fe [ 294.383624] should_fail.cold+0xa/0x14 [ 294.387544] ? setup_fault_attr+0x200/0x200 19:30:16 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x5}, &(0x7f000034f000)=0x1ed4abe5) [ 294.391915] __should_failslab+0x115/0x180 [ 294.396169] should_failslab+0x5/0xf [ 294.399903] __kmalloc+0x2ab/0x3c0 [ 294.403454] ? kobject_get_path+0xb9/0x190 [ 294.407702] kobject_get_path+0xb9/0x190 [ 294.411777] kobject_uevent_env+0x24b/0x1160 [ 294.416200] lo_ioctl+0xff5/0x2090 [ 294.419738] ? loop_get_status64+0x140/0x140 [ 294.424152] blkdev_ioctl+0xbf7/0x1a0a [ 294.428026] ? blkpg_ioctl+0x9d0/0x9d0 [ 294.431920] ? mark_held_locks+0xf0/0xf0 [ 294.435973] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 294.440995] block_ioctl+0xe9/0x130 [ 294.444607] ? blkdev_fallocate+0x3f0/0x3f0 [ 294.448923] do_vfs_ioctl+0xcda/0x12e0 [ 294.452818] ? selinux_file_ioctl+0x46c/0x5d0 [ 294.457301] ? selinux_file_ioctl+0x125/0x5d0 [ 294.461796] ? check_preemption_disabled+0x41/0x280 [ 294.466890] ? ioctl_preallocate+0x200/0x200 [ 294.471288] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 294.476559] ? __fget+0x345/0x520 [ 294.480023] ? ksys_dup3+0x3c0/0x3c0 [ 294.483746] ? putname+0xe1/0x120 [ 294.487206] ? security_file_ioctl+0x6c/0xb0 [ 294.491599] ksys_ioctl+0x9b/0xc0 [ 294.495045] __x64_sys_ioctl+0x6f/0xb0 [ 294.498934] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 294.503510] do_syscall_64+0xf9/0x620 [ 294.507330] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 294.512603] RIP: 0033:0x45c937 [ 294.515802] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 294.534701] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 294.542410] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 294.549678] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 294.556942] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 294.564230] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000004 [ 294.571492] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 294.592835] EXT4-fs (sda1): Cannot specify journal on remount [ 294.604174] FAULT_INJECTION: forcing a failure. [ 294.604174] name failslab, interval 1, probability 0, space 0, times 0 [ 294.616031] CPU: 1 PID: 12586 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 294.623934] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 294.633296] Call Trace: [ 294.635901] dump_stack+0x1fc/0x2fe [ 294.639638] should_fail.cold+0xa/0x14 [ 294.643541] ? __es_tree_search.isra.0+0x1af/0x210 [ 294.648490] ? setup_fault_attr+0x200/0x200 [ 294.652831] ? __es_remove_extent+0x5b7/0x720 [ 294.657351] __should_failslab+0x115/0x180 [ 294.661601] should_failslab+0x5/0xf [ 294.665535] kmem_cache_alloc+0x40/0x370 [ 294.669606] __es_insert_extent+0x2ae/0xf20 [ 294.673955] ext4_es_insert_extent+0x22e/0x5e0 [ 294.678550] ? lock_downgrade+0x740/0x740 [ 294.682738] ? ext4_es_find_delayed_extent_range+0x9f0/0x9f0 [ 294.688555] ? rcu_read_lock_sched_held+0x10a/0x130 [ 294.693565] ? ext4_es_find_delayed_extent_range+0x7d7/0x9f0 [ 294.699374] ext4_ext_put_gap_in_cache+0xe7/0x140 [ 294.704209] ? ext4_zeroout_es+0x180/0x180 [ 294.708430] ? __kmalloc+0x38e/0x3c0 [ 294.712161] ? ext4_find_extent+0x6bb/0xa50 [ 294.716477] ext4_ext_map_blocks+0x1e61/0x50a0 [ 294.721056] ? ext4_find_delalloc_cluster+0xb0/0xb0 [ 294.726058] ? ext4_es_lookup_extent+0x375/0xb60 [ 294.730819] ? lock_downgrade+0x740/0x740 [ 294.734962] ? lock_acquire+0x170/0x3c0 [ 294.738940] ? check_preemption_disabled+0x41/0x280 [ 294.743951] ? lock_acquire+0x170/0x3c0 [ 294.747912] ? ext4_map_blocks+0x485/0x1960 [ 294.752230] ext4_map_blocks+0xecd/0x1960 [ 294.756369] ? ext4_issue_zeroout+0x160/0x160 [ 294.760855] ? __ext4_new_inode+0x2db/0x5af0 [ 294.765252] ext4_getblk+0xad/0x4c0 [ 294.768863] ? ext4_iomap_begin+0xee0/0xee0 [ 294.773173] ? ext4_free_inode+0x1790/0x1790 [ 294.777566] ? __dquot_initialize+0x4d2/0xb40 [ 294.782048] ext4_bread+0x7c/0x210 [ 294.785573] ? ext4_getblk+0x4c0/0x4c0 [ 294.789444] ? dquot_quota_off+0x30/0x30 [ 294.793509] ? security_transition_sid+0x123/0x190 [ 294.798424] ? security_transition_sid+0xed/0x190 [ 294.803294] ext4_append+0x153/0x360 [ 294.807021] ext4_mkdir+0x5bd/0xd90 [ 294.810737] ? ext4_init_dot_dotdot+0x500/0x500 [ 294.815405] vfs_mkdir+0x423/0x6a0 [ 294.818937] do_mkdirat+0x21e/0x280 [ 294.822555] ? __ia32_sys_mknod+0xb0/0xb0 [ 294.826688] ? fput+0x2b/0x190 [ 294.829881] ? trace_hardirqs_off_caller+0x69/0x210 [ 294.834928] ? do_syscall_64+0x21/0x620 [ 294.838903] do_syscall_64+0xf9/0x620 [ 294.842785] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 294.847959] RIP: 0033:0x45bee7 [ 294.851138] Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 294.870041] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 294.877752] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045bee7 [ 294.885017] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000580 [ 294.892275] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 294.899530] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 294.906799] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 [ 294.956235] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue 19:30:16 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r1, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r1, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r1, 0x4, 0x80000000002c00) setsockopt$inet6_tcp_int(r1, 0x6, 0x1b, &(0x7f00000001c0)=0x1, 0x4) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r0, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r0, 0x4, 0x80000000002c00) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r3 = dup2(0xffffffffffffffff, r2) ioctl$ION_IOC_ALLOC(r3, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$SCSI_IOCTL_GET_IDLUN(r3, 0x5382, &(0x7f0000000040)) 19:30:16 executing program 3 (fault-call:2 fault-nth:19): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:16 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x6}, &(0x7f000034f000)=0x1ed4abe5) [ 295.007527] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:16 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:16 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x0) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:30:16 executing program 2 (fault-call:0 fault-nth:32): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 295.173416] FAULT_INJECTION: forcing a failure. [ 295.173416] name failslab, interval 1, probability 0, space 0, times 0 [ 295.188678] CPU: 1 PID: 12615 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 295.196605] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 295.205966] Call Trace: [ 295.208567] dump_stack+0x1fc/0x2fe [ 295.212210] should_fail.cold+0xa/0x14 [ 295.216104] ? setup_fault_attr+0x200/0x200 [ 295.220469] __should_failslab+0x115/0x180 [ 295.224709] should_failslab+0x5/0xf [ 295.228425] kmem_cache_alloc_node+0x23f/0x3b0 [ 295.233014] __alloc_skb+0xba/0x5b0 [ 295.236653] ? __kmalloc_reserve.isra.0+0xe0/0xe0 [ 295.241506] ? lock_acquire+0x170/0x3c0 [ 295.245491] ? check_preemption_disabled+0x41/0x280 [ 295.250540] alloc_uevent_skb+0x7b/0x210 [ 295.254604] kobject_uevent_env+0x8f0/0x1160 [ 295.259339] lo_ioctl+0xff5/0x2090 [ 295.262884] ? loop_get_status64+0x140/0x140 [ 295.267305] blkdev_ioctl+0xbf7/0x1a0a 19:30:16 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) open(&(0x7f0000000040)='./bus\x00', 0x311000, 0x3a) [ 295.271203] ? blkpg_ioctl+0x9d0/0x9d0 [ 295.275646] ? mark_held_locks+0xf0/0xf0 [ 295.279725] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 295.284755] block_ioctl+0xe9/0x130 [ 295.288398] ? blkdev_fallocate+0x3f0/0x3f0 [ 295.292747] do_vfs_ioctl+0xcda/0x12e0 [ 295.296641] ? selinux_file_ioctl+0x46c/0x5d0 [ 295.301135] ? selinux_file_ioctl+0x125/0x5d0 [ 295.305643] ? check_preemption_disabled+0x41/0x280 [ 295.310652] ? ioctl_preallocate+0x200/0x200 [ 295.315078] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 295.320348] ? __fget+0x345/0x520 [ 295.323800] ? ksys_dup3+0x3c0/0x3c0 [ 295.327497] ? putname+0xe1/0x120 [ 295.330936] ? security_file_ioctl+0x6c/0xb0 [ 295.335344] ksys_ioctl+0x9b/0xc0 [ 295.338803] __x64_sys_ioctl+0x6f/0xb0 [ 295.342692] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 295.347260] do_syscall_64+0xf9/0x620 [ 295.351047] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 295.356305] RIP: 0033:0x45c937 19:30:17 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x2cc}, &(0x7f000034f000)=0x1ed4abe5) [ 295.359497] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 295.378490] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 295.386182] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 295.393697] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 295.400969] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 295.408236] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000004 [ 295.415505] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 295.466135] EXT4-fs (sda1): Cannot specify journal on remount [ 295.488345] FAT-fs (loop5): bogus number of reserved sectors [ 295.502664] FAT-fs (loop5): Can't find a valid FAT filesystem [ 295.536186] FAULT_INJECTION: forcing a failure. [ 295.536186] name failslab, interval 1, probability 0, space 0, times 0 [ 295.547682] CPU: 0 PID: 12638 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 295.555583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 295.564947] Call Trace: [ 295.567554] dump_stack+0x1fc/0x2fe [ 295.571199] should_fail.cold+0xa/0x14 [ 295.575108] ? __es_tree_search.isra.0+0x1af/0x210 [ 295.580054] ? setup_fault_attr+0x200/0x200 [ 295.584392] ? __es_remove_extent+0x5b7/0x720 [ 295.588902] __should_failslab+0x115/0x180 [ 295.593153] should_failslab+0x5/0xf [ 295.596877] kmem_cache_alloc+0x40/0x370 [ 295.600953] __es_insert_extent+0x2ae/0xf20 [ 295.605296] ext4_es_insert_extent+0x22e/0x5e0 [ 295.609915] ? lock_downgrade+0x740/0x740 [ 295.614086] ? ext4_es_find_delayed_extent_range+0x9f0/0x9f0 [ 295.619903] ? rcu_read_lock_sched_held+0x10a/0x130 [ 295.624932] ? ext4_es_find_delayed_extent_range+0x7d7/0x9f0 [ 295.630750] ext4_ext_put_gap_in_cache+0xe7/0x140 19:30:17 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x300}, &(0x7f000034f000)=0x1ed4abe5) 19:30:17 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000040)='./bus/file0\x00', 0x0, 0x84000, 0x0) prctl$PR_SVE_GET_VL(0x33, 0x11cf0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r1, 0x84, 0x6e, &(0x7f0000000240)=[@in={0x2, 0x4e21, @loopback}, @in6={0xa, 0x4e21, 0x10000, @private2={0xfc, 0x2, [], 0x1}, 0x8}, @in={0x2, 0x4e24, @remote}, @in6={0xa, 0x4e24, 0x3, @ipv4={[], [], @private=0xa010100}, 0x4}, @in={0x2, 0x4e24, @rand_addr=0x64010100}, @in6={0xa, 0x4e20, 0x2284aba2, @ipv4={[], [], @multicast2}, 0x3}], 0x84) [ 295.635606] ? ext4_zeroout_es+0x180/0x180 [ 295.639851] ? __kmalloc+0x38e/0x3c0 [ 295.644446] ? ext4_find_extent+0x6bb/0xa50 [ 295.648812] ext4_ext_map_blocks+0x1e61/0x50a0 [ 295.653407] ? ext4_find_delalloc_cluster+0xb0/0xb0 [ 295.658429] ? ext4_es_lookup_extent+0x375/0xb60 [ 295.663209] ? lock_downgrade+0x740/0x740 [ 295.667373] ? lock_acquire+0x170/0x3c0 [ 295.671363] ? check_preemption_disabled+0x41/0x280 [ 295.676385] ? lock_acquire+0x170/0x3c0 [ 295.680471] ? ext4_map_blocks+0x485/0x1960 [ 295.684796] ext4_map_blocks+0xecd/0x1960 [ 295.688935] ? ext4_issue_zeroout+0x160/0x160 [ 295.693481] ? __ext4_new_inode+0x2db/0x5af0 [ 295.697900] ext4_getblk+0xad/0x4c0 [ 295.701534] ? ext4_iomap_begin+0xee0/0xee0 [ 295.705867] ? ext4_free_inode+0x1790/0x1790 [ 295.710279] ? __dquot_initialize+0x4d2/0xb40 [ 295.714780] ext4_bread+0x7c/0x210 [ 295.718323] ? ext4_getblk+0x4c0/0x4c0 [ 295.722202] ? dquot_quota_off+0x30/0x30 [ 295.726346] ? security_transition_sid+0x123/0x190 [ 295.731277] ? security_transition_sid+0xed/0x190 [ 295.736107] ext4_append+0x153/0x360 [ 295.739822] ext4_mkdir+0x5bd/0xd90 [ 295.743489] ? ext4_init_dot_dotdot+0x500/0x500 [ 295.748175] vfs_mkdir+0x423/0x6a0 [ 295.751729] do_mkdirat+0x21e/0x280 [ 295.755340] ? __ia32_sys_mknod+0xb0/0xb0 [ 295.759485] ? fput+0x2b/0x190 [ 295.762674] ? trace_hardirqs_off_caller+0x69/0x210 [ 295.767690] ? do_syscall_64+0x21/0x620 [ 295.771673] do_syscall_64+0xf9/0x620 [ 295.775478] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 295.780682] RIP: 0033:0x45bee7 [ 295.783877] Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 295.802782] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 295.810768] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045bee7 [ 295.818031] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000580 [ 295.825345] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a 19:30:17 executing program 3 (fault-call:2 fault-nth:20): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 295.832652] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 295.839920] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:30:17 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 295.903208] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 295.933713] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:17 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x480}, &(0x7f000034f000)=0x1ed4abe5) [ 296.019136] FAULT_INJECTION: forcing a failure. [ 296.019136] name failslab, interval 1, probability 0, space 0, times 0 [ 296.033124] CPU: 0 PID: 12656 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 296.041054] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.050416] Call Trace: [ 296.053028] dump_stack+0x1fc/0x2fe [ 296.056673] should_fail.cold+0xa/0x14 [ 296.060693] ? setup_fault_attr+0x200/0x200 [ 296.065047] __should_failslab+0x115/0x180 [ 296.069276] should_failslab+0x5/0xf [ 296.073071] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 296.079130] __kmalloc_node_track_caller+0x38/0x70 [ 296.084067] __kmalloc_reserve.isra.0+0x39/0xe0 [ 296.088737] __alloc_skb+0xef/0x5b0 [ 296.092403] ? __kmalloc_reserve.isra.0+0xe0/0xe0 [ 296.097228] ? lock_acquire+0x170/0x3c0 [ 296.101199] ? check_preemption_disabled+0x41/0x280 [ 296.106209] alloc_uevent_skb+0x7b/0x210 [ 296.110272] kobject_uevent_env+0x8f0/0x1160 [ 296.114665] lo_ioctl+0xff5/0x2090 [ 296.118203] ? loop_get_status64+0x140/0x140 [ 296.122606] blkdev_ioctl+0xbf7/0x1a0a [ 296.126503] ? blkpg_ioctl+0x9d0/0x9d0 [ 296.130374] ? mark_held_locks+0xf0/0xf0 [ 296.135389] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 296.140415] block_ioctl+0xe9/0x130 [ 296.144047] ? blkdev_fallocate+0x3f0/0x3f0 [ 296.148379] do_vfs_ioctl+0xcda/0x12e0 [ 296.152270] ? selinux_file_ioctl+0x46c/0x5d0 [ 296.156749] ? selinux_file_ioctl+0x125/0x5d0 [ 296.161240] ? check_preemption_disabled+0x41/0x280 [ 296.166251] ? ioctl_preallocate+0x200/0x200 [ 296.170643] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 296.175915] ? __fget+0x345/0x520 [ 296.179354] ? ksys_dup3+0x3c0/0x3c0 [ 296.183060] ? putname+0xe1/0x120 [ 296.186527] ? security_file_ioctl+0x6c/0xb0 [ 296.190919] ksys_ioctl+0x9b/0xc0 [ 296.194877] __x64_sys_ioctl+0x6f/0xb0 [ 296.198747] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 296.203380] do_syscall_64+0xf9/0x620 [ 296.207279] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 296.212450] RIP: 0033:0x45c937 [ 296.215645] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 296.234552] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 296.242255] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 296.249533] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 296.256791] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a 19:30:17 executing program 4: mkdir(&(0x7f0000000040)='./bus\x00', 0x13) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:17 executing program 2 (fault-call:0 fault-nth:33): syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 296.264061] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000004 [ 296.271347] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 296.294353] EXT4-fs (sda1): Cannot specify journal on remount [ 296.429176] FAULT_INJECTION: forcing a failure. [ 296.429176] name failslab, interval 1, probability 0, space 0, times 0 [ 296.440747] CPU: 1 PID: 12675 Comm: syz-executor.2 Not tainted 4.19.125-syzkaller #0 [ 296.448775] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.458168] Call Trace: [ 296.460784] dump_stack+0x1fc/0x2fe [ 296.464433] should_fail.cold+0xa/0x14 [ 296.468342] ? __es_tree_search.isra.0+0x1af/0x210 [ 296.473289] ? setup_fault_attr+0x200/0x200 [ 296.477629] ? __es_remove_extent+0x5b7/0x720 [ 296.482147] __should_failslab+0x115/0x180 [ 296.486395] should_failslab+0x5/0xf [ 296.490142] kmem_cache_alloc+0x40/0x370 [ 296.494223] __es_insert_extent+0x2ae/0xf20 [ 296.498568] ext4_es_insert_extent+0x22e/0x5e0 [ 296.503168] ? ext4_es_find_delayed_extent_range+0x9f0/0x9f0 [ 296.509017] ext4_map_blocks+0xb68/0x1960 [ 296.513191] ? ext4_issue_zeroout+0x160/0x160 [ 296.517705] ? __ext4_new_inode+0x2db/0x5af0 [ 296.522129] ext4_getblk+0xad/0x4c0 [ 296.525771] ? ext4_iomap_begin+0xee0/0xee0 [ 296.530117] ? ext4_free_inode+0x1790/0x1790 [ 296.534540] ? __dquot_initialize+0x4d2/0xb40 [ 296.539052] ext4_bread+0x7c/0x210 [ 296.542602] ? ext4_getblk+0x4c0/0x4c0 [ 296.546498] ? dquot_quota_off+0x30/0x30 [ 296.550576] ? security_transition_sid+0x123/0x190 [ 296.555610] ? security_transition_sid+0xed/0x190 [ 296.560477] ext4_append+0x153/0x360 [ 296.564211] ext4_mkdir+0x5bd/0xd90 [ 296.567858] ? ext4_init_dot_dotdot+0x500/0x500 [ 296.572552] vfs_mkdir+0x423/0x6a0 [ 296.576113] do_mkdirat+0x21e/0x280 [ 296.579759] ? __ia32_sys_mknod+0xb0/0xb0 [ 296.583914] ? fput+0x2b/0x190 [ 296.587117] ? trace_hardirqs_off_caller+0x69/0x210 [ 296.592148] ? do_syscall_64+0x21/0x620 [ 296.596140] do_syscall_64+0xf9/0x620 [ 296.599957] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 296.605167] RIP: 0033:0x45bee7 [ 296.608374] Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 19:30:18 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe8800000000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:18 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x500}, &(0x7f000034f000)=0x1ed4abe5) 19:30:18 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r0, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r0, 0x4, 0x80000000002c00) recvmsg(r0, &(0x7f0000000380)={&(0x7f0000000040)=@rxrpc=@in6={0x21, 0x0, 0x2, 0x1c, {0xa, 0x0, 0x0, @ipv4={[], [], @empty}}}, 0x80, &(0x7f0000000100)=[{&(0x7f0000000180)=""/69, 0x45}, {&(0x7f0000000240)=""/196, 0xc4}], 0x2}, 0x40000063) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:18 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:30:18 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x600}, &(0x7f000034f000)=0x1ed4abe5) 19:30:18 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x3f00}, &(0x7f000034f000)=0x1ed4abe5) [ 296.627287] RSP: 002b:00007fec1a25aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 296.635018] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045bee7 [ 296.642295] RDX: 0000000000000004 RSI: 00000000000001ff RDI: 0000000020000580 [ 296.649572] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 296.656855] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000003 [ 296.664142] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fec1a25b6d4 19:30:18 executing program 3 (fault-call:2 fault-nth:21): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:18 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x8004}, &(0x7f000034f000)=0x1ed4abe5) [ 296.780005] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 296.819120] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 296.826754] FAULT_INJECTION: forcing a failure. [ 296.826754] name failslab, interval 1, probability 0, space 0, times 0 [ 296.848282] CPU: 0 PID: 12705 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 296.856205] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 296.865578] Call Trace: [ 296.868179] dump_stack+0x1fc/0x2fe [ 296.871830] should_fail.cold+0xa/0x14 [ 296.875724] ? setup_fault_attr+0x200/0x200 [ 296.880059] __should_failslab+0x115/0x180 [ 296.884295] should_failslab+0x5/0xf [ 296.888014] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 296.893155] __kmalloc_node_track_caller+0x38/0x70 [ 296.898089] __kmalloc_reserve.isra.0+0x39/0xe0 [ 296.902767] __alloc_skb+0xef/0x5b0 [ 296.906398] ? __kmalloc_reserve.isra.0+0xe0/0xe0 [ 296.911250] ? lock_acquire+0x170/0x3c0 [ 296.915311] ? check_preemption_disabled+0x41/0x280 [ 296.920509] alloc_uevent_skb+0x7b/0x210 [ 296.924645] kobject_uevent_env+0x8f0/0x1160 [ 296.929075] lo_ioctl+0xff5/0x2090 [ 296.932624] ? loop_get_status64+0x140/0x140 [ 296.937035] blkdev_ioctl+0xbf7/0x1a0a [ 296.940936] ? blkpg_ioctl+0x9d0/0x9d0 [ 296.944833] ? mark_held_locks+0xf0/0xf0 [ 296.948912] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 296.954492] block_ioctl+0xe9/0x130 [ 296.958133] ? blkdev_fallocate+0x3f0/0x3f0 [ 296.962470] do_vfs_ioctl+0xcda/0x12e0 [ 296.966372] ? selinux_file_ioctl+0x46c/0x5d0 [ 296.970880] ? selinux_file_ioctl+0x125/0x5d0 [ 296.975381] ? check_preemption_disabled+0x41/0x280 19:30:18 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0xcc02}, &(0x7f000034f000)=0x1ed4abe5) [ 296.980408] ? ioctl_preallocate+0x200/0x200 [ 296.984828] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 296.990104] ? __fget+0x345/0x520 [ 296.993569] ? ksys_dup3+0x3c0/0x3c0 [ 296.997284] ? putname+0xe1/0x120 [ 297.000748] ? security_file_ioctl+0x6c/0xb0 [ 297.005157] ksys_ioctl+0x9b/0xc0 [ 297.008610] __x64_sys_ioctl+0x6f/0xb0 [ 297.012501] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 297.017085] do_syscall_64+0xf9/0x620 [ 297.020892] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 297.026079] RIP: 0033:0x45c937 [ 297.029291] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 297.048222] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 297.055932] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 297.063228] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 297.070844] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a 19:30:18 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0xc1, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) mknod$loop(&(0x7f0000000180)='./file0\x00', 0x20, 0x0) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) symlinkat(&(0x7f0000000040)='./bus\x00', r1, &(0x7f0000000080)='./file0\x00') [ 297.078108] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000004 [ 297.085381] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 297.097766] EXT4-fs (sda1): Cannot specify journal on remount 19:30:18 executing program 3 (fault-call:2 fault-nth:22): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:18 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 297.351930] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 297.366712] FAULT_INJECTION: forcing a failure. [ 297.366712] name failslab, interval 1, probability 0, space 0, times 0 [ 297.366800] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 297.378582] CPU: 1 PID: 12735 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 297.391858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.401221] Call Trace: [ 297.403830] dump_stack+0x1fc/0x2fe [ 297.407481] should_fail.cold+0xa/0x14 [ 297.411385] ? setup_fault_attr+0x200/0x200 [ 297.415726] __should_failslab+0x115/0x180 [ 297.420076] should_failslab+0x5/0xf [ 297.423780] kmem_cache_alloc_node_trace+0x244/0x3b0 [ 297.428916] __kmalloc_node_track_caller+0x38/0x70 [ 297.433843] __kmalloc_reserve.isra.0+0x39/0xe0 [ 297.438519] __alloc_skb+0xef/0x5b0 [ 297.442138] ? __kmalloc_reserve.isra.0+0xe0/0xe0 [ 297.446981] ? lock_acquire+0x170/0x3c0 [ 297.450957] ? check_preemption_disabled+0x41/0x280 [ 297.455972] alloc_uevent_skb+0x7b/0x210 [ 297.460034] kobject_uevent_env+0x8f0/0x1160 [ 297.464531] lo_ioctl+0xff5/0x2090 [ 297.468073] ? loop_get_status64+0x140/0x140 [ 297.472504] blkdev_ioctl+0xbf7/0x1a0a [ 297.476387] ? blkpg_ioctl+0x9d0/0x9d0 [ 297.480270] ? mark_held_locks+0xf0/0xf0 [ 297.484328] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 297.489335] block_ioctl+0xe9/0x130 [ 297.492948] ? blkdev_fallocate+0x3f0/0x3f0 [ 297.497257] do_vfs_ioctl+0xcda/0x12e0 [ 297.501149] ? selinux_file_ioctl+0x46c/0x5d0 [ 297.505631] ? selinux_file_ioctl+0x125/0x5d0 [ 297.510149] ? check_preemption_disabled+0x41/0x280 [ 297.515159] ? ioctl_preallocate+0x200/0x200 [ 297.519581] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 297.524842] ? __fget+0x345/0x520 [ 297.528421] ? ksys_dup3+0x3c0/0x3c0 [ 297.532118] ? putname+0xe1/0x120 [ 297.535571] ? security_file_ioctl+0x6c/0xb0 [ 297.539984] ksys_ioctl+0x9b/0xc0 [ 297.543470] __x64_sys_ioctl+0x6f/0xb0 [ 297.547361] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 297.551945] do_syscall_64+0xf9/0x620 [ 297.555751] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 297.560925] RIP: 0033:0x45c937 [ 297.564101] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 297.583003] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 297.590712] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 297.597967] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 297.605229] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 297.612500] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000004 [ 297.619808] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 297.631910] EXT4-fs (sda1): Cannot specify journal on remount 19:30:19 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe8800000000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:19 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:30:19 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x6b6b6b}, &(0x7f000034f000)=0x1ed4abe5) 19:30:19 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000040)='./file0\x00', 0x0, 0x1040800, 0x0) 19:30:19 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x2, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:19 executing program 3 (fault-call:2 fault-nth:23): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:19 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) r0 = add_key$keyring(&(0x7f0000000700)='keyring\x00', &(0x7f0000000740)={'syz', 0x2}, 0x0, 0x0, 0xfffffffffffffff9) r1 = add_key$user(&(0x7f00000000c0)='user\x00', &(0x7f0000000100)={'syz'}, &(0x7f0000000240)="b836c1a6474914dc55e72206297b6895b66147b3c7218a9169a85ea0bdc9e1587a050000000000000042e33089754c8107c3cd3903dd4a71c2ffffff7f000000002d2550829eaa9435c99926022b8753a188748c569f435fb3bae96efb74b50eaa3c152f5e8e198a29e5c0d0c60000ce0637ce0000b4ec24c53d3d661ff5ff70e48884ca000018cea71fcfacf40d32e425561f6110fd7b06f90b5274cc5c1e298a1604000000a2a9d5ba9ff3c00973f4772539000000000000000000261849a6", 0xc0, 0xfffffffffffffffe) r2 = add_key$user(&(0x7f0000000200)='user\x00', &(0x7f00000005c0)={'syz'}, &(0x7f0000000040)='u', 0x1, 0xfffffffffffffffd) keyctl$dh_compute(0x17, &(0x7f0000000140)={r2, 0x0, r1}, &(0x7f0000000600)=""/243, 0x3e0, &(0x7f0000000080)={&(0x7f0000000180)={'crct10dif-generic\x00\x00\x00\x0f\x00\x00\x00yQ\xc56\x9f\x00'}}) keyctl$instantiate_iov(0x14, r0, &(0x7f0000000a40)=[{&(0x7f0000000780)="4a265ad74d9b6be4c70336cb299192c9afa69e1aa86a5a538720be90e1b8f5fbb7edcb671df164b7ff5b2ac067aac42e6662cec0eea72bb159c70e810f9e374e5f5d9e597380e82de7c80ca65661984ca991e31dfed4fdd8aa2dca5cf0654af83ae4aa3a293db89253d8f1414e15bd3c292b4cab4df34e92ff688b99fa9c29819cf53f30892f0a30a1a7026f962a5850bac063131a2245e9c58951ab7484c950", 0xa0}, {&(0x7f0000000840)="96d73377de7cc976d31a07b937d5550ca73d824264464d61ee7b69cbe1e07b8654b065533d50f6c8a87758e7b51461bec74b2d19a2419288120acc5559cf6676a183b43ef81355c9dbc91bb176beda3e210f8381a049497a5630f2d1337217be0f9d5b8da0bfbbc61df2b59a676f8ed6f01a316f3d163c2bfd2cf19bc3c56963a280afca58f0b0279c5d551c585960d0eabf6aa1e91ee6231a1307833839b98009ff859265a254a9de59bf7a32b91d49928fcfec86e4d676a769a978a70ac1488465eb807794c4e5a2e8f83800baa4d60f28f72f249d195e4590ab", 0xdb}, {&(0x7f0000000940)="c3bcc05a6c0b9efa4efe689a53b81d081b0723066097d4e07b55cc982b90d91af181cf551a9a125baea8b605b9550e1a4f18af66d51d9a8f3784c5cdb935f5eb3fc3983a6ad29b53bb5e14caf153675c7dd8e68133336e0b53cf712b061978ed4b53443ce2aa10fe764ddd084df57568f2428b0d00603e61e0e59688ea4248e0be0e53e10aaba9e480335c3318af7a44e65b824f9e85db773c7b57ac3e96a93d7dadd0acb06b091e845ae4aa564a826182481f4ca3982955ee4d16947de9c6a22795e93ded42f736dab85704592ae31a11ff0376186fdb4833d86c7f1d60c55913f5972efab4b3891aa19f39fc", 0xed}], 0x3, r1) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) syz_mount_image$ceph(&(0x7f0000000000)='ceph\x00', &(0x7f00000001c0)='./file0\x00', 0x9ec, 0x6, &(0x7f0000000600)=[{&(0x7f0000000240)="83f86ac5ab155b21230e7dd8d8d158bf82fe3922f71e193ab8bd5fb96b2aa5371ac3767b83dd5bfad08b606eaf40f6a87f9e05d4a78861b044bfe4e7587f1837d2c50f015284b2a1898277", 0x4b, 0x9}, {&(0x7f00000002c0)="149ea3da6d3fb094039f863fdc6f32a67dcbb71f42a998ec03052194bbd6e4ac083c923f65d7dcfd21a18d6fe38ba271bcd801085c02cb194fe9f141f413f2309dbaafe9ec23e1d68557ea9324e562ac817989eb4b162b0990dd30b857d8f938cd039e9dbc6b49984f2cc1ae51551576e0ad5c3d88d8b3", 0x77, 0x8}, {&(0x7f0000000340)="f9dd14d403206c21bdf9d0c5f5b54389fdc123248ce60aa9522d4fa64cae02deee163140db4a255256c50f3da891e4c991dd6dc026ffa7bee2fe006073e719541e45e8708b3635d58aa6c855ec6bfaf283866dcdf26432da525ca99f8ae0d1ebf06e2bee1960a835885a657fdc7bf5cf779797e102f1c91266daa5017629e069f3e43708fc2b8c76e90ef01efbe15675d130271c255c337c924176a53279c137f5436916da629c12567ffe5bcca99770b8430f19e63c68bad7325f5773d000f0b3689fe03b2c68e99469b4408693c7c39dfcee9841df67bb64af0f9c23e9ea4d0ab35ac4932dceddadd48b356cbd81d4c1fa2f", 0xf3, 0x1ff}, {&(0x7f0000000440)="76b92fd30d27fbcc73fb1e0a61d0c90c058a3b0c16afbea2a7096e82681e261eb79187eef923d275e16ca2123d25a8f12bb7c758693352e8b82c335e0c07f8a6a4ec13a82e757ed7e4a4f894d429f7cbdd2d2db9552b30f453da6a2d7271f32c995ebee7ed4fb7dd3657d82087d673e38c6df2f8a4ce44af9643e3d3d2317527c760c70930fcb9bc0365065ffd9d2906decc7463625da9e21e584daf8567e6c8ef53a0d9730a521e3a3f97eb39f1fae2cfd8b0dcfa6bbeecf3365c6c9db7eead9bc352170fbd18b7a147edac7abc1ab8d78b08d3b5c26af164edcdf16b0bc585544f5c363ab19a9173ae1f1850684f96dc00591cf3", 0xf5, 0x6}, {&(0x7f0000000540)="cab0d9adc928946681c936c16b420078cd72e91f655a45d145c9fffdd4cffeea23b0babb4efa9e2d3cb3696d8b932d4f59ee7510b2dc76e99b7b9d5c602c82cd1bcd02d8a9838fc0903736f18675977df65b34ba55f542281f0f23db156c7cabff69cd8fccac20", 0x67, 0xa29}, {&(0x7f00000005c0)="4337e9e2dde7bca8117344c340002a4dd67cbf918f4ce10fd50e1ff9bb953999e16e1db9ac2a59", 0x27, 0x2000000000000}], 0x8800, &(0x7f00000006c0)='devtmpfs\x00') r4 = dup2(0xffffffffffffffff, r3) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r4, 0x80045300, &(0x7f0000000180)) mount$overlay(0x400002, &(0x7f0000000040)='./file0\x00', 0x0, 0xe400d, 0x0) [ 297.866303] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 297.892632] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) 19:30:19 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x1000000}, &(0x7f000034f000)=0x1ed4abe5) [ 297.926327] FAT-fs (loop5): Filesystem has been set read-only [ 297.933030] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 297.940170] FAULT_INJECTION: forcing a failure. [ 297.940170] name failslab, interval 1, probability 0, space 0, times 0 [ 297.959567] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 297.967638] CPU: 1 PID: 12769 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 297.975551] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 297.984916] Call Trace: [ 297.987560] dump_stack+0x1fc/0x2fe [ 297.991209] should_fail.cold+0xa/0x14 [ 297.995112] ? setup_fault_attr+0x200/0x200 [ 297.999455] __should_failslab+0x115/0x180 [ 298.003702] should_failslab+0x5/0xf [ 298.007429] kmem_cache_alloc_trace+0x2a0/0x3a0 [ 298.012110] ? wait_for_completion_io+0x10/0x10 [ 298.016788] ? kobject_create_and_add.cold+0x2c/0x2c [ 298.021906] call_usermodehelper_setup+0x84/0x300 [ 298.026764] kobject_uevent_env+0xc92/0x1160 [ 298.031220] lo_ioctl+0xff5/0x2090 [ 298.034813] ? loop_get_status64+0x140/0x140 [ 298.039213] blkdev_ioctl+0xbf7/0x1a0a [ 298.043099] ? blkpg_ioctl+0x9d0/0x9d0 [ 298.046980] ? mark_held_locks+0xf0/0xf0 [ 298.051078] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 298.056260] block_ioctl+0xe9/0x130 [ 298.059900] ? blkdev_fallocate+0x3f0/0x3f0 [ 298.064222] do_vfs_ioctl+0xcda/0x12e0 [ 298.068119] ? selinux_file_ioctl+0x46c/0x5d0 [ 298.072600] ? selinux_file_ioctl+0x125/0x5d0 [ 298.077082] ? check_preemption_disabled+0x41/0x280 [ 298.082089] ? ioctl_preallocate+0x200/0x200 [ 298.086512] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 298.091789] ? __fget+0x345/0x520 [ 298.095239] ? ksys_dup3+0x3c0/0x3c0 [ 298.098937] ? putname+0xe1/0x120 [ 298.102377] ? security_file_ioctl+0x6c/0xb0 [ 298.106771] ksys_ioctl+0x9b/0xc0 [ 298.110209] __x64_sys_ioctl+0x6f/0xb0 [ 298.114098] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 298.118676] do_syscall_64+0xf9/0x620 [ 298.122480] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 298.127653] RIP: 0033:0x45c937 [ 298.130851] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 298.149771] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 298.157837] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 298.165091] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 298.172382] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 298.179660] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000004 [ 298.186923] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 298.221010] EXT4-fs (sda1): Cannot specify journal on remount [ 298.238166] ceph: device name is missing path (no : separator in /dev/loop4) 19:30:19 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x0) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:30:19 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x2000000}, &(0x7f000034f000)=0x1ed4abe5) [ 298.292064] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 298.320153] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:19 executing program 3 (fault-call:2 fault-nth:24): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 298.367075] ceph: device name is missing path (no : separator in /dev/loop4) 19:30:20 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x3000000}, &(0x7f000034f000)=0x1ed4abe5) [ 298.546371] FAULT_INJECTION: forcing a failure. [ 298.546371] name failslab, interval 1, probability 0, space 0, times 0 [ 298.558464] CPU: 1 PID: 12802 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 298.566457] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 298.575817] Call Trace: [ 298.578426] dump_stack+0x1fc/0x2fe [ 298.582070] should_fail.cold+0xa/0x14 [ 298.585962] ? setup_fault_attr+0x200/0x200 [ 298.590274] __should_failslab+0x115/0x180 [ 298.594493] should_failslab+0x5/0xf [ 298.598195] kmem_cache_alloc_trace+0x2a0/0x3a0 [ 298.602872] ? wait_for_completion_io+0x10/0x10 [ 298.607525] ? kobject_create_and_add.cold+0x2c/0x2c [ 298.612623] call_usermodehelper_setup+0x84/0x300 [ 298.617475] kobject_uevent_env+0xc92/0x1160 [ 298.621879] lo_ioctl+0xff5/0x2090 [ 298.625439] ? loop_get_status64+0x140/0x140 [ 298.629851] blkdev_ioctl+0xbf7/0x1a0a [ 298.633743] ? blkpg_ioctl+0x9d0/0x9d0 [ 298.637623] ? mark_held_locks+0xf0/0xf0 [ 298.641689] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 298.646710] block_ioctl+0xe9/0x130 [ 298.650321] ? blkdev_fallocate+0x3f0/0x3f0 [ 298.654645] do_vfs_ioctl+0xcda/0x12e0 [ 298.658530] ? selinux_file_ioctl+0x46c/0x5d0 [ 298.663018] ? selinux_file_ioctl+0x125/0x5d0 [ 298.667506] ? check_preemption_disabled+0x41/0x280 [ 298.672512] ? ioctl_preallocate+0x200/0x200 [ 298.676996] ? selinux_socket_sock_rcv_skb+0x570/0x570 [ 298.682259] ? __fget+0x345/0x520 [ 298.685725] ? ksys_dup3+0x3c0/0x3c0 [ 298.689431] ? putname+0xe1/0x120 [ 298.692877] ? security_file_ioctl+0x6c/0xb0 [ 298.697270] ksys_ioctl+0x9b/0xc0 [ 298.701055] __x64_sys_ioctl+0x6f/0xb0 [ 298.704932] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 298.709498] do_syscall_64+0xf9/0x620 [ 298.713299] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 298.718474] RIP: 0033:0x45c937 [ 298.721663] Code: 48 83 c4 08 48 89 d8 5b 5d c3 66 0f 1f 84 00 00 00 00 00 48 89 e8 48 f7 d8 48 39 c3 0f 92 c0 eb 92 66 90 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 0d b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 298.740635] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 298.748326] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045c937 [ 298.757586] RDX: 0000000000000005 RSI: 0000000000004c00 RDI: 0000000000000006 [ 298.764838] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 298.772090] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000004 [ 298.780249] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 298.803502] EXT4-fs (sda1): Cannot specify journal on remount 19:30:20 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe8800000000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:20 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x3, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:20 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) getsockopt$bt_BT_SNDMTU(0xffffffffffffffff, 0x112, 0xc, &(0x7f0000000040)=0x78e, &(0x7f0000000080)) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:20 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x4000000}, &(0x7f000034f000)=0x1ed4abe5) 19:30:20 executing program 3 (fault-call:2 fault-nth:25): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:20 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x0) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:30:20 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x9e) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:20 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x5000000}, &(0x7f000034f000)=0x1ed4abe5) [ 298.950373] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 298.982384] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 299.080626] FAULT_INJECTION: forcing a failure. [ 299.080626] name failslab, interval 1, probability 0, space 0, times 0 [ 299.107499] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 299.117998] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:20 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x6000000}, &(0x7f000034f000)=0x1ed4abe5) [ 299.123122] CPU: 0 PID: 12834 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 299.131711] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 299.141094] Call Trace: [ 299.143689] dump_stack+0x1fc/0x2fe [ 299.147338] should_fail.cold+0xa/0x14 [ 299.151239] ? setup_fault_attr+0x200/0x200 [ 299.155591] __should_failslab+0x115/0x180 [ 299.159841] should_failslab+0x5/0xf [ 299.163652] kmem_cache_alloc+0x278/0x370 [ 299.167814] getname_flags+0xce/0x590 [ 299.171639] do_mkdirat+0x8d/0x280 [ 299.175194] ? __ia32_sys_mknod+0xb0/0xb0 [ 299.179350] ? fput+0x2b/0x190 [ 299.182555] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 299.187328] ? trace_hardirqs_off_caller+0x69/0x210 [ 299.193411] ? do_syscall_64+0x21/0x620 [ 299.197410] do_syscall_64+0xf9/0x620 [ 299.201226] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 299.206412] RIP: 0033:0x45bee7 [ 299.209599] Code: 1f 40 00 b8 5a 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 53 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5d c2 fb ff c3 66 2e 0f 1f 84 00 00 00 00 19:30:20 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x10d5c8d, 0x0) syz_extract_tcp_res$synack(&(0x7f0000000040), 0x1, 0x0) [ 299.228503] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000246 ORIG_RAX: 0000000000000053 [ 299.236921] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045bee7 [ 299.244198] RDX: 0000000000000005 RSI: 00000000000001ff RDI: 0000000020000080 [ 299.251458] RBP: 000000000078bf00 R08: 0000000000000000 R09: 000000000000000a [ 299.258733] R10: 0000000000000075 R11: 0000000000000246 R12: 0000000000000004 [ 299.265988] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 19:30:20 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x4, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 299.277611] EXT4-fs (sda1): Cannot specify journal on remount 19:30:20 executing program 3 (fault-call:2 fault-nth:26): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 299.465503] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 299.503571] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 299.540713] FAULT_INJECTION: forcing a failure. [ 299.540713] name failslab, interval 1, probability 0, space 0, times 0 [ 299.552382] CPU: 0 PID: 12871 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 299.560270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 299.569623] Call Trace: [ 299.572234] dump_stack+0x1fc/0x2fe [ 299.575891] should_fail.cold+0xa/0x14 [ 299.579808] ? setup_fault_attr+0x200/0x200 [ 299.584124] __should_failslab+0x115/0x180 [ 299.588347] should_failslab+0x5/0xf [ 299.592063] __kmalloc_track_caller+0x2a6/0x3c0 [ 299.596749] ? strndup_user+0x70/0x120 [ 299.600624] ? _copy_from_user+0xd2/0x140 [ 299.604757] memdup_user+0x22/0xb0 [ 299.608281] strndup_user+0x70/0x120 [ 299.612012] ksys_mount+0x77/0x150 [ 299.615574] __x64_sys_mount+0xba/0x150 [ 299.619561] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 299.624129] do_syscall_64+0xf9/0x620 [ 299.627934] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 299.633129] RIP: 0033:0x45f4ba [ 299.636315] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 ad 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 8a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 299.655214] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 299.662934] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045f4ba [ 299.670227] RDX: 00007fc3e3a0aae0 RSI: 0000000020000080 RDI: 00007fc3e3a0ab00 [ 299.677506] RBP: 000000000078bf00 R08: 00007fc3e3a0ab40 R09: 00007fc3e3a0aae0 [ 299.684769] R10: 0000000000abcc68 R11: 0000000000000206 R12: 0000000000000004 [ 299.692030] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 19:30:21 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x0) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:30:21 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x3f000000}, &(0x7f000034f000)=0x1ed4abe5) 19:30:21 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) r0 = socket$inet(0x2, 0x3, 0x34) setsockopt$IPT_SO_SET_REPLACE(r0, 0x4000000000000, 0x40, &(0x7f0000000000)=@raw={'raw\x00', 0xc01, 0x3, 0x248, 0xd8, 0x5002004a, 0x0, 0x0, 0x0, 0x1b0, 0x3c8, 0x3c8, 0x1b0, 0x3c8, 0x3, 0x0, {[{{@ip={@multicast2, @multicast1, 0x0, 0x0, 'tunl0\x00', 'veth1\x00', {}, {}, 0x0, 0x0, 0x40}, 0x0, 0x70, 0xd8}, @unspec=@CT2={0x68, 'CT\x00', 0x2, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}, {{@ip={@empty, @broadcast, 0x0, 0x0, 'vxcan1\x00', 'team_slave_1\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x2a8) setsockopt$ARPT_SO_SET_ADD_COUNTERS(r0, 0x0, 0x61, &(0x7f0000000040)={'filter\x00', 0x4}, 0x68) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:21 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x5, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:21 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:21 executing program 3 (fault-call:2 fault-nth:27): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 299.905558] xt_CT: You must specify a L4 protocol and not use inversions on it [ 299.944082] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue 19:30:21 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x6b6b6b00}, &(0x7f000034f000)=0x1ed4abe5) 19:30:21 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$IMGETCOUNT(r1, 0x80044943, &(0x7f0000000040)) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) r2 = add_key$keyring(&(0x7f0000000180)='keyring\x00', &(0x7f00000001c0)={'syz', 0x0}, 0x0, 0x0, 0xfffffffffffffffb) keyctl$restrict_keyring(0x1d, r2, 0x0, 0x0) [ 300.035637] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 300.057121] FAULT_INJECTION: forcing a failure. [ 300.057121] name failslab, interval 1, probability 0, space 0, times 0 [ 300.103876] CPU: 0 PID: 12903 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 300.111800] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 300.121153] Call Trace: [ 300.123741] dump_stack+0x1fc/0x2fe [ 300.127382] should_fail.cold+0xa/0x14 [ 300.131260] ? setup_fault_attr+0x200/0x200 [ 300.135576] __should_failslab+0x115/0x180 [ 300.139799] should_failslab+0x5/0xf [ 300.143514] __kmalloc_track_caller+0x2a6/0x3c0 [ 300.148181] ? strndup_user+0x70/0x120 [ 300.152058] memdup_user+0x22/0xb0 [ 300.155583] strndup_user+0x70/0x120 [ 300.159305] ksys_mount+0x38/0x150 [ 300.162841] __x64_sys_mount+0xba/0x150 [ 300.166802] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 300.171372] do_syscall_64+0xf9/0x620 [ 300.175160] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 300.180348] RIP: 0033:0x45f4ba [ 300.183527] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 ad 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 8a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 19:30:21 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)) r2 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(0x0, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 300.202411] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 300.210103] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045f4ba [ 300.217357] RDX: 00007fc3e3a0aae0 RSI: 0000000020000080 RDI: 00007fc3e3a0ab00 [ 300.224611] RBP: 000000000078bf00 R08: 00007fc3e3a0ab40 R09: 00007fc3e3a0aae0 [ 300.232572] R10: 0000000000abcc68 R11: 0000000000000206 R12: 0000000000000004 [ 300.239838] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 [ 300.286397] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 300.304478] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:21 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x6, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:22 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x80040000}, &(0x7f000034f000)=0x1ed4abe5) 19:30:22 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) sendmsg$NFQNL_MSG_CONFIG(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x28, 0x2, 0x3, 0x801, 0x0, 0x0, {0x7, 0x0, 0x6}, [@NFQA_CFG_MASK={0x8}, @NFQA_CFG_PARAMS={0x9, 0x2, {0xffffffff, 0x1}}]}, 0x28}, 0x1, 0x0, 0x0, 0x44}, 0x24000050) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0xf7059ae42e742e9a, 0x0) [ 300.454320] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 300.466917] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 300.475893] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 300.497769] FAT-fs (loop5): Filesystem has been set read-only 19:30:22 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0xa7ffffff}, &(0x7f000034f000)=0x1ed4abe5) [ 300.518285] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) 19:30:22 executing program 3 (fault-call:2 fault-nth:28): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 300.575265] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 300.598289] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:22 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)) r2 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(0x0, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 300.698961] FAULT_INJECTION: forcing a failure. [ 300.698961] name failslab, interval 1, probability 0, space 0, times 0 [ 300.722960] CPU: 1 PID: 12947 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 300.731003] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 300.740365] Call Trace: [ 300.742969] dump_stack+0x1fc/0x2fe 19:30:22 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) r2 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f0000000040)='./file0\x00', r1, r3) r4 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) socket(0x10, 0x2, 0x0) r6 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r6, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r6, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r6, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r6, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r6, 0x4, 0x80000000002c00) getsockopt$sock_cred(r6, 0x1, 0x11, &(0x7f00000001c0)={0x0, 0x0, 0x0}, &(0x7f0000000100)=0xc) chown(&(0x7f0000000040)='./file0\x00', r5, r7) lchown(&(0x7f0000000040)='./bus\x00', r1, r7) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 300.746619] should_fail.cold+0xa/0x14 [ 300.750524] ? setup_fault_attr+0x200/0x200 [ 300.754870] __should_failslab+0x115/0x180 [ 300.759114] should_failslab+0x5/0xf [ 300.762833] __kmalloc_track_caller+0x2a6/0x3c0 [ 300.767568] ? strndup_user+0x70/0x120 [ 300.771471] memdup_user+0x22/0xb0 [ 300.775130] strndup_user+0x70/0x120 [ 300.778848] ksys_mount+0x38/0x150 [ 300.782452] __x64_sys_mount+0xba/0x150 [ 300.786421] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 300.791009] do_syscall_64+0xf9/0x620 [ 300.794812] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 300.800005] RIP: 0033:0x45f4ba [ 300.803197] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 ad 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 8a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 300.822614] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 300.830355] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045f4ba [ 300.837630] RDX: 00007fc3e3a0aae0 RSI: 0000000020000080 RDI: 00007fc3e3a0ab00 [ 300.844913] RBP: 000000000078bf00 R08: 00007fc3e3a0ab40 R09: 00007fc3e3a0aae0 [ 300.852188] R10: 0000000000abcc68 R11: 0000000000000206 R12: 0000000000000004 [ 300.859455] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 19:30:22 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:22 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0xcc020000}, &(0x7f000034f000)=0x1ed4abe5) 19:30:22 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x7, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:22 executing program 3 (fault-call:2 fault-nth:29): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 301.054381] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 301.082639] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 301.099360] FAT-fs (loop5): Filesystem has been set read-only [ 301.131022] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 301.137521] FAULT_INJECTION: forcing a failure. [ 301.137521] name failslab, interval 1, probability 0, space 0, times 0 [ 301.154070] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) 19:30:22 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0xfeffffff}, &(0x7f000034f000)=0x1ed4abe5) [ 301.186979] CPU: 1 PID: 12979 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 301.194907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 301.204265] Call Trace: [ 301.206865] dump_stack+0x1fc/0x2fe [ 301.210528] should_fail.cold+0xa/0x14 [ 301.214420] ? setup_fault_attr+0x200/0x200 [ 301.218757] __should_failslab+0x115/0x180 [ 301.222995] should_failslab+0x5/0xf [ 301.226712] __kmalloc_track_caller+0x2a6/0x3c0 [ 301.231379] ? strndup_user+0x70/0x120 [ 301.235278] ? _copy_from_user+0xd2/0x140 [ 301.239446] memdup_user+0x22/0xb0 [ 301.243008] strndup_user+0x70/0x120 [ 301.246738] ksys_mount+0x77/0x150 [ 301.250290] __x64_sys_mount+0xba/0x150 [ 301.254284] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 301.258875] do_syscall_64+0xf9/0x620 [ 301.262672] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 301.267846] RIP: 0033:0x45f4ba 19:30:22 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r0, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r0, 0x4, 0x80000000002c00) setsockopt$inet6_IPV6_DSTOPTS(r0, 0x29, 0x3b, &(0x7f0000000040)={0x89, 0xd, [], [@padn={0x1, 0x6, [0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}, @hao={0xc9, 0x10, @local}, @generic={0x7, 0x6, "8e3c7d55fca3"}, @ra={0x5, 0x2, 0xffff}, @enc_lim={0x4, 0x1, 0xe7}, @calipso={0x7, 0x28, {0x1, 0x8, 0xaf, 0x6, [0x1, 0x9, 0x8, 0x5774]}}, @jumbo={0xc2, 0x4, 0x200}, @hao={0xc9, 0x10, @private0={0xfc, 0x0, [], 0x1}}]}, 0x78) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 301.271033] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 ad 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 8a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 301.289925] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 301.297634] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045f4ba [ 301.304959] RDX: 00007fc3e3a0aae0 RSI: 0000000020000080 RDI: 00007fc3e3a0ab00 [ 301.312229] RBP: 000000000078bf00 R08: 00007fc3e3a0ab40 R09: 00007fc3e3a0aae0 [ 301.319482] R10: 0000000000abcc68 R11: 0000000000000206 R12: 0000000000000004 [ 301.326735] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 19:30:22 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)) r2 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r2, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(0x0, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 301.439597] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 301.454598] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:23 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0xffffffa7}, &(0x7f000034f000)=0x1ed4abe5) 19:30:23 executing program 3 (fault-call:2 fault-nth:30): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:23 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x9, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 301.610251] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 301.643399] FAT-fs (loop5): Filesystem has been set read-only [ 301.674161] FAULT_INJECTION: forcing a failure. [ 301.674161] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 301.677239] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 301.686703] CPU: 0 PID: 13015 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 301.686714] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 301.686718] Call Trace: [ 301.686746] dump_stack+0x1fc/0x2fe [ 301.686767] should_fail.cold+0xa/0x14 [ 301.686784] ? setup_fault_attr+0x200/0x200 [ 301.686809] __alloc_pages_nodemask+0x22d/0x2620 [ 301.686834] ? __lock_acquire+0x6b9/0x4380 [ 301.686849] ? __bpf_address_lookup+0x2f0/0x2f0 [ 301.686865] ? check_preemption_disabled+0x41/0x280 [ 301.686887] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 301.749078] ? __save_stack_trace+0x99/0x100 [ 301.753528] cache_grow_begin+0xa4/0x8b0 [ 301.757645] ? setup_fault_attr+0x200/0x200 [ 301.761986] cache_alloc_refill+0x28c/0x350 [ 301.766329] kmem_cache_alloc+0x347/0x370 [ 301.770500] getname_flags+0xce/0x590 [ 301.774315] user_path_at_empty+0x2a/0x50 [ 301.778476] do_mount+0x13d/0x2b50 [ 301.782033] ? check_preemption_disabled+0x41/0x280 [ 301.787064] ? copy_mount_string+0x40/0x40 [ 301.791312] ? rcu_read_lock_sched_held+0x10a/0x130 [ 301.796341] ? kmem_cache_alloc_trace+0x356/0x3a0 [ 301.801202] ? copy_mount_options+0x27a/0x390 [ 301.805712] ksys_mount+0xd7/0x150 [ 301.809261] __x64_sys_mount+0xba/0x150 [ 301.813252] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 301.817850] do_syscall_64+0xf9/0x620 [ 301.821669] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 301.826869] RIP: 0033:0x45f4ba [ 301.830084] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 ad 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 8a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 301.848994] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 301.856714] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045f4ba [ 301.863998] RDX: 00007fc3e3a0aae0 RSI: 0000000020000080 RDI: 00007fc3e3a0ab00 19:30:23 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0xfffffffe}, &(0x7f000034f000)=0x1ed4abe5) [ 301.871276] RBP: 000000000078bf00 R08: 00007fc3e3a0ab40 R09: 00007fc3e3a0aae0 [ 301.878547] R10: 0000000000abcc68 R11: 0000000000000206 R12: 0000000000000004 [ 301.885820] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 19:30:23 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0xb) [ 301.934392] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 301.954672] EXT4-fs (sda1): Cannot specify journal on remount [ 301.986420] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:23 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:23 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x0, 0x0) 19:30:23 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x61c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(r0, 0x8933, &(0x7f0000000040)={'batadv0\x00'}) r1 = open(&(0x7f0000000200)='./bus/file0\x00', 0x480440, 0x0) mmap$xdp(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x0, 0x12, r1, 0x180000000) ioctl$VIDIOC_G_AUDIO(r1, 0x80345621, &(0x7f0000000080)) lremovexattr(&(0x7f0000000180)='./bus\x00', &(0x7f0000000240)=ANY=[@ANYBLOB="757365722e6f3bd616c5df7e731b2ce25d9628b7c67ee5c0a65a2f9653e306ca9f900e1718d05f4539fdfd34eda75a95888800f307a955846f5b531ee5c50100d800a4c0f735cb35ffc621c18e9eec027d97d2032861dc09"]) r2 = open(&(0x7f0000000440)='./bus\x00', 0x0, 0x0) ioctl$SNDRV_CTL_IOCTL_SUBSCRIBE_EVENTS(0xffffffffffffffff, 0xc0045516, &(0x7f0000000080)=0x16) ioctl$TUNSETQUEUE(r1, 0x400454d9, &(0x7f00000000c0)={'ipvlan1\x00', 0x200}) mmap$xdp(&(0x7f0000ffd000/0x2000)=nil, 0x2000, 0x0, 0x12, r2, 0x180000000) setsockopt$TIPC_DEST_DROPPABLE(0xffffffffffffffff, 0x10f, 0x81, &(0x7f0000000380)=0x76, 0x4) setsockopt$inet_int(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000040)=0xd3, 0x4) getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000140)={0x0, @rand_addr, @initdev}, &(0x7f0000000100)=0xc) r3 = socket$nl_route(0x10, 0x3, 0x0) io_pgetevents(0x0, 0xfffffffffffff927, 0x2, &(0x7f0000000000)=[{}, {}], &(0x7f0000000300), &(0x7f00000003c0)={&(0x7f0000000340)={[0x8]}, 0x8}) r4 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={0x0, 0xffffffffffffff46, &(0x7f0000000180)={0x0}, 0x1, 0x0, 0x0, 0x4000000}, 0x404c080) getsockname$packet(r4, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f00000002c0)=0x14) sendmsg$nl_route(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000b80)=@newlink={0x4c, 0x10, 0x401, 0x0, 0x0, {0x0, 0x0, 0x0, 0x0, 0x32b, 0x100}, [@IFLA_LINKINFO={0x1c, 0x12, 0x0, 0x1, @ip6gretap={{0xe, 0x1, 'ip6gretap\x00'}, {0x8, 0x2, 0x0, 0x1, [@IFLA_GRE_COLLECT_METADATA={0x4}]}}}, @IFLA_LINK={0x8}, @IFLA_MASTER={0x8, 0xa, r5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8300}, 0x0) 19:30:23 executing program 3 (fault-call:2 fault-nth:31): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 302.105396] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 302.117708] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:23 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x10, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:23 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000100)='/dev/ubi_ctrl\x00', 0x200, 0x0) ioctl$PPPIOCSPASS(r1, 0x40107447, &(0x7f0000000180)={0x0, &(0x7f0000000140)}) r2 = socket$inet_sctp(0x2, 0x5, 0x84) r3 = dup3(r0, r2, 0x0) getsockopt$EBT_SO_GET_INIT_INFO(r2, 0x0, 0x82, &(0x7f0000000040)={'nat\x00'}, &(0x7f00000000c0)=0x78) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r3, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r2, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r3, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) mq_unlink(&(0x7f0000000000)='\x00') [ 302.267501] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 302.296136] FAT-fs (loop5): Filesystem has been set read-only [ 302.317560] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 302.317630] FAULT_INJECTION: forcing a failure. [ 302.317630] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 302.331443] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 302.349874] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 302.360353] device ip6gretap1 entered promiscuous mode [ 302.384833] CPU: 0 PID: 13059 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 302.392751] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 302.402099] Call Trace: [ 302.404686] dump_stack+0x1fc/0x2fe [ 302.408305] should_fail.cold+0xa/0x14 [ 302.412182] ? setup_fault_attr+0x200/0x200 [ 302.416499] __alloc_pages_nodemask+0x22d/0x2620 [ 302.421265] ? rcu_read_lock_sched_held+0x10a/0x130 [ 302.426267] ? __alloc_pages_nodemask+0x19b4/0x2620 [ 302.431273] ? lock_downgrade+0x740/0x740 [ 302.435407] ? do_raw_spin_unlock+0x171/0x260 [ 302.439891] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 302.444718] ? avc_has_perm_noaudit+0x1c6/0x390 [ 302.449378] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 302.454205] ? avc_has_perm_noaudit+0xa2/0x390 [ 302.458772] ? check_preemption_disabled+0x41/0x280 [ 302.463800] ? avc_has_perm_noaudit+0x1ed/0x390 [ 302.468474] alloc_pages_current+0xff/0x200 [ 302.472794] ? kmem_cache_free+0x226/0x260 [ 302.477023] get_zeroed_page+0x10/0x40 [ 302.480903] selinux_sb_copy_data+0x28/0x4c0 [ 302.485305] ? alloc_pages_current+0x107/0x200 [ 302.489876] selinux_sb_remount+0x20d/0xa60 [ 302.494185] ? selinux_inode_copy_up+0x180/0x180 [ 302.498945] ? selinux_mount+0x1dc/0x350 [ 302.502992] ? selinux_sb_copy_data+0x4c0/0x4c0 [ 302.507744] ? selinux_inode_listxattr+0x130/0x130 [ 302.512689] ? cap_capable+0x1eb/0x250 [ 302.516585] security_sb_remount+0x64/0xa0 [ 302.520827] do_mount+0xa13/0x2b50 [ 302.524357] ? copy_mount_string+0x40/0x40 [ 302.528580] ? rcu_read_lock_sched_held+0x10a/0x130 [ 302.533671] ? kmem_cache_alloc_trace+0x356/0x3a0 [ 302.538502] ? copy_mount_options+0x27a/0x390 [ 302.543006] ksys_mount+0xd7/0x150 [ 302.546536] __x64_sys_mount+0xba/0x150 [ 302.550500] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 302.555072] do_syscall_64+0xf9/0x620 [ 302.558862] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 302.564123] RIP: 0033:0x45f4ba 19:30:24 executing program 0: 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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="4282d39f", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 302.567301] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 ad 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 8a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 302.586184] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 302.593887] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045f4ba [ 302.601157] RDX: 00007fc3e3a0aae0 RSI: 0000000020000080 RDI: 00007fc3e3a0ab00 [ 302.608430] RBP: 000000000078bf00 R08: 00007fc3e3a0ab40 R09: 00007fc3e3a0aae0 [ 302.615685] R10: 0000000000abcc68 R11: 0000000000000206 R12: 0000000000000004 [ 302.622977] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 19:30:24 executing program 3 (fault-call:2 fault-nth:32): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:24 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x0, 0x0) [ 302.682223] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 302.708639] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:24 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r0, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r0, 0x4, 0x80000000002c00) getsockname(r0, &(0x7f0000000040)=@nfc, &(0x7f0000000100)=0x80) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:24 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r2, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r2, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r2, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r2, 0x4, 0x80000000002c00) getsockopt$IP_VS_SO_GET_TIMEOUT(r2, 0x0, 0x486, &(0x7f0000001580), &(0x7f00000015c0)=0xc) r3 = dup3(r0, r1, 0x0) sendmsg$AUDIT_MAKE_EQUIV(0xffffffffffffffff, &(0x7f0000001540)={&(0x7f0000001480), 0xc, &(0x7f0000001500)={&(0x7f00000014c0)=ANY=[@ANYBLOB="28000001f703020025bd7000fffedf2507302e2f66696c653000"/40], 0x28}, 0x1, 0x0, 0x0, 0x20004004}, 0x80d) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r3, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r3, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r6 = dup2(0xffffffffffffffff, r5) ioctl$ION_IOC_ALLOC(r6, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) recvmsg$kcm(r6, &(0x7f0000001440)={&(0x7f0000000000)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, 0x80, &(0x7f0000001340)=[{&(0x7f0000000080)=""/31, 0x1f}, {&(0x7f00000000c0)=""/4096, 0x1000}, {&(0x7f00000010c0)=""/208, 0xd0}, {&(0x7f00000011c0)=""/68, 0x44}, {&(0x7f0000001240)=""/212, 0xd4}], 0x5, &(0x7f00000013c0)=""/65, 0x41}, 0x80010300) 19:30:24 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x22, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 302.892494] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 302.902523] FAT-fs (loop5): Filesystem has been set read-only [ 302.915586] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 302.951587] FAULT_INJECTION: forcing a failure. [ 302.951587] name failslab, interval 1, probability 0, space 0, times 0 [ 302.985696] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 303.022557] CPU: 0 PID: 13098 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 303.030564] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 303.039933] Call Trace: [ 303.042535] dump_stack+0x1fc/0x2fe [ 303.046183] should_fail.cold+0xa/0x14 [ 303.050126] ? setup_fault_attr+0x200/0x200 [ 303.054462] __should_failslab+0x115/0x180 [ 303.058707] should_failslab+0x5/0xf [ 303.062469] kmem_cache_alloc_trace+0x2a0/0x3a0 [ 303.067154] selinux_parse_opts_str+0x4ff/0xa90 [ 303.071839] ? selinux_key_alloc+0x1a0/0x1a0 [ 303.076285] ? free_unref_page+0xe9/0x170 [ 303.080446] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 303.085045] ? selinux_sb_copy_data+0x3ce/0x4c0 [ 303.089726] selinux_sb_remount+0x249/0xa60 [ 303.094054] ? selinux_inode_copy_up+0x180/0x180 [ 303.098842] ? selinux_mount+0x1dc/0x350 [ 303.102912] ? selinux_sb_copy_data+0x4c0/0x4c0 [ 303.107588] ? selinux_inode_listxattr+0x130/0x130 [ 303.112547] ? cap_capable+0x1eb/0x250 [ 303.116456] security_sb_remount+0x64/0xa0 [ 303.120700] do_mount+0xa13/0x2b50 [ 303.124251] ? copy_mount_string+0x40/0x40 [ 303.128495] ? rcu_read_lock_sched_held+0x10a/0x130 [ 303.133953] ? kmem_cache_alloc_trace+0x356/0x3a0 [ 303.138810] ? copy_mount_options+0x27a/0x390 [ 303.144031] ksys_mount+0xd7/0x150 [ 303.147579] __x64_sys_mount+0xba/0x150 [ 303.151564] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 303.156152] do_syscall_64+0xf9/0x620 [ 303.160140] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 303.165330] RIP: 0033:0x45f4ba [ 303.168526] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 ad 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 8a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 303.187465] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 303.195183] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045f4ba [ 303.200079] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 303.202452] RDX: 00007fc3e3a0aae0 RSI: 0000000020000080 RDI: 00007fc3e3a0ab00 [ 303.202462] RBP: 000000000078bf00 R08: 00007fc3e3a0ab40 R09: 00007fc3e3a0aae0 [ 303.202470] R10: 0000000000abcc68 R11: 0000000000000206 R12: 0000000000000004 [ 303.202479] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 19:30:24 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200"/56], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:24 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x0, 0x0) 19:30:24 executing program 3 (fault-call:2 fault-nth:33): creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 303.460456] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 303.480014] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 303.525749] FAULT_INJECTION: forcing a failure. [ 303.525749] name failslab, interval 1, probability 0, space 0, times 0 [ 303.528088] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 303.574699] CPU: 0 PID: 13133 Comm: syz-executor.3 Not tainted 4.19.125-syzkaller #0 [ 303.582623] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 303.591987] Call Trace: [ 303.594592] dump_stack+0x1fc/0x2fe [ 303.598239] should_fail.cold+0xa/0x14 [ 303.602242] ? setup_fault_attr+0x200/0x200 [ 303.606580] __should_failslab+0x115/0x180 [ 303.610824] should_failslab+0x5/0xf [ 303.614552] kmem_cache_alloc_trace+0x2a0/0x3a0 [ 303.616278] FAT-fs (loop5): Filesystem has been set read-only [ 303.619224] selinux_parse_opts_str+0x56a/0xa90 [ 303.619245] ? selinux_key_alloc+0x1a0/0x1a0 [ 303.619259] ? free_unref_page+0xe9/0x170 [ 303.619275] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 303.619294] ? selinux_sb_copy_data+0x3ce/0x4c0 [ 303.619314] selinux_sb_remount+0x249/0xa60 [ 303.619329] ? selinux_inode_copy_up+0x180/0x180 [ 303.619346] ? selinux_mount+0x1dc/0x350 [ 303.619359] ? selinux_sb_copy_data+0x4c0/0x4c0 [ 303.619373] ? selinux_inode_listxattr+0x130/0x130 [ 303.619398] ? cap_capable+0x1eb/0x250 [ 303.619421] security_sb_remount+0x64/0xa0 [ 303.619437] do_mount+0xa13/0x2b50 [ 303.619459] ? copy_mount_string+0x40/0x40 [ 303.619475] ? rcu_read_lock_sched_held+0x10a/0x130 [ 303.619489] ? kmem_cache_alloc_trace+0x356/0x3a0 [ 303.619505] ? copy_mount_options+0x27a/0x390 [ 303.619524] ksys_mount+0xd7/0x150 [ 303.619539] __x64_sys_mount+0xba/0x150 [ 303.619553] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 303.619567] do_syscall_64+0xf9/0x620 [ 303.619585] entry_SYSCALL_64_after_hwframe+0x49/0xbe 19:30:25 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x23, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 303.619599] RIP: 0033:0x45f4ba [ 303.636667] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 303.638663] Code: b8 a6 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 ad 8c fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 8a 8c fb ff c3 66 0f 1f 84 00 00 00 00 00 [ 303.638671] RSP: 002b:00007fc3e3a0aa68 EFLAGS: 00000206 ORIG_RAX: 00000000000000a5 [ 303.638685] RAX: ffffffffffffffda RBX: 0000000000508900 RCX: 000000000045f4ba [ 303.638694] RDX: 00007fc3e3a0aae0 RSI: 0000000020000080 RDI: 00007fc3e3a0ab00 [ 303.638703] RBP: 000000000078bf00 R08: 00007fc3e3a0ab40 R09: 00007fc3e3a0aae0 [ 303.638711] R10: 0000000000abcc68 R11: 0000000000000206 R12: 0000000000000004 [ 303.638724] R13: 0000000000000bea R14: 00000000004ce2e4 R15: 00007fc3e3a0b6d4 19:30:25 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) ioctl$PPPIOCSPASS(0xffffffffffffffff, 0x40107447, &(0x7f0000000080)={0xa, &(0x7f0000000000)=[{0x6, 0xff, 0x4, 0x1}, {0xe1, 0x7f, 0x7, 0xdc5}, {0x8001, 0x20, 0x7f, 0x80}, {0x6, 0x6, 0x7f, 0x4}, {0x7, 0x2, 0x85, 0x6}, {0x4, 0x30, 0x7}, {0x7, 0x0, 0x9, 0xffff}, {0x0, 0x48, 0xb, 0x4}, {0x1, 0x9, 0x4, 0x7ff}, {0xd4, 0x81, 0x99, 0x8}]}) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:25 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x0, &(0x7f0000000540)) [ 303.893948] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 303.941723] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:25 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r4 = dup2(0xffffffffffffffff, r3) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) sendto$inet(r4, &(0x7f0000000000)='\t', 0x1, 0x0, &(0x7f0000000040)={0x2, 0xfffe, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r5}, &(0x7f000034f000)=0x1ed4abe5) [ 304.049559] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 304.068334] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 304.128995] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) 19:30:25 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x2c, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 304.172275] FAT-fs (loop5): Filesystem has been set read-only [ 304.198835] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) 19:30:25 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x0, &(0x7f0000000540)) [ 304.375347] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 304.386879] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 304.459632] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 304.473804] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:26 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x60, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:26 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200"/56], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:26 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000000000)=[@in={0x2, 0x4e23, @private=0xa010102}], 0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0xfffffffffffffffd) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:26 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x0, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:26 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x0, &(0x7f0000000540)) [ 305.375940] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue 19:30:27 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @initdev={0xfe, 0x88, [], 0x1, 0x0}}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r0, 0x29, 0x40, &(0x7f0000000180)="fe8dd573d112cc2d7c618cdebfa0a262ac9c6138232ee979a9d9d9af4c68e7da1d59bacfe6126b92f69b802102af63e6d1b18faca3619474e75b8f7e295fd25cd9586e6fc634f5acb49e9f1e460000000000", 0x52) fcntl$setstatus(r0, 0x4, 0x80000000002c00) r1 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r1, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) r3 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f0000000040)='./file0\x00', r2, r4) r5 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r5, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) socket(0x10, 0x2, 0x0) getsockopt$sock_cred(0xffffffffffffffff, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000000100)=0xffffffffffffff34) chown(&(0x7f0000000040)='./file0\x00', r6, r7) mount$9p_fd(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080)='9p\x00', 0x20, &(0x7f0000000580)=ANY=[]) [ 305.431271] EXT4-fs (sda1): Cannot specify journal on remount [ 305.439750] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:27 executing program 0: r0 = socket$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) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r4 = dup2(0xffffffffffffffff, r3) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$VHOST_SET_MEM_TABLE(r4, 0x4008af03, &(0x7f0000000240)={0x4, 0x0, [{0x5000, 0x3a, &(0x7f0000000000)=""/58}, {0x100000, 0xa8, &(0x7f0000000040)=""/168}, {0x4000, 0x19, &(0x7f0000000100)=""/25}, {0x5000, 0xeb, &(0x7f0000000140)=""/235}]}) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="03050000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) setsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x80000000002c00) ioctl$FS_IOC_REMOVE_ENCRYPTION_KEY(0xffffffffffffffff, 0xc0406618, &(0x7f0000000540)={{0x5, 0x0, @reserved="036a4f819480f5f0706299593de799ac27444d13ee0dc16571b4995962c94dcb"}}) write$vhost_msg(r4, &(0x7f0000000480)={0x1, {&(0x7f0000000300)=""/202, 0xca, &(0x7f0000000400)=""/118, 0x1, 0x4}}, 0x48) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r7 = dup2(0xffffffffffffffff, r6) ioctl$ION_IOC_ALLOC(r7, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$IMGETCOUNT(r7, 0x80044943, &(0x7f0000000500)) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r5}, &(0x7f000034f000)=0x1ed4abe5) [ 305.505541] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 305.536141] FAT-fs (loop5): Filesystem has been set read-only [ 305.588483] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 305.607551] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 305.613464] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:27 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x2, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:27 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84404, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) open(&(0x7f0000000180)='./bus\x00', 0x103000, 0x152) setsockopt$inet6_tcp_int(r2, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r2, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r2, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r2, 0x4, 0x80000000002c00) fsync(r2) ioctl$VIDIOC_QUERYSTD(r1, 0x8008563f, &(0x7f0000000040)) 19:30:27 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x300, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:27 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x1, &(0x7f0000000540)=[0x0]) [ 305.782646] EXT4-fs (sda1): Cannot specify journal on remount 19:30:27 executing program 0: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = dup3(0xffffffffffffffff, r0, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r1, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r0, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r1, 0x84, 0x7a, &(0x7f000059aff8)={r2}, &(0x7f000034f000)=0x1ed4abe5) [ 305.900966] EXT4-fs (sda1): Cannot specify journal on remount [ 305.917171] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 305.956748] EXT4-fs (loop2): unable to read superblock 19:30:27 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x3, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 306.041099] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 306.083151] FAT-fs (loop5): Filesystem has been set read-only [ 306.129978] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 306.143415] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 306.161360] EXT4-fs (loop2): unable to read superblock [ 306.198756] EXT4-fs (sda1): Cannot specify journal on remount 19:30:27 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200"/56], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:27 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) setsockopt$IP_VS_SO_SET_EDIT(r2, 0x0, 0x483, &(0x7f0000000000)={0x0, @local, 0x4e23, 0x4, 'wlc\x00', 0x2c, 0x3fe5, 0x5f}, 0x2c) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:27 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x1, &(0x7f0000000540)=[0x0]) 19:30:27 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x500, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 306.402832] IPVS: set_ctl: invalid protocol: 0 172.20.20.170:20003 [ 306.417153] EXT4-fs (sda1): Cannot specify journal on remount [ 306.451335] IPVS: set_ctl: invalid protocol: 0 172.20.20.170:20003 19:30:28 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x4, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 306.492369] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 306.525408] EXT4-fs (loop2): unable to read superblock 19:30:28 executing program 0: r0 = socket$inet(0x2, 0x1, 0xb79) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) ioctl$EVIOCGABS3F(r2, 0x8018457f, &(0x7f0000000000)=""/226) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 306.541900] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 306.563341] FAT-fs (loop5): Filesystem has been set read-only [ 306.574712] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) 19:30:28 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x600, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 306.698109] EXT4-fs (sda1): Cannot specify journal on remount [ 306.839716] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 306.851828] EXT4-fs (sda1): Cannot specify journal on remount [ 306.876412] EXT4-fs (loop2): unable to read superblock 19:30:28 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) r0 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000040)='/dev/bsg\x00', 0x12000, 0x0) ioctl$TCSETXF(r0, 0x5434, &(0x7f0000000080)={0x5, 0x8, [0x8, 0x5, 0x6, 0x8, 0x8000], 0x2}) 19:30:28 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x1, &(0x7f0000000540)=[0x0]) 19:30:28 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r4 = dup2(0xffffffffffffffff, r3) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f00000002c0)='/dev/btrfs-control\x00', 0x600c0, 0x0) r6 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$inet_mreqsrc(r6, 0x0, 0x28, &(0x7f0000000340)={@multicast2, @rand_addr, @broadcast}, &(0x7f0000000380)=0xc) chown(&(0x7f0000000040)='./file0\x00', 0x0, 0x0) mount$9p_virtio(&(0x7f00000003c0)='syz\x00', &(0x7f0000000400)='./file0\x00', &(0x7f0000000440)='9p\x00', 0x104800, &(0x7f0000000480)={'trans=virtio,', {[{@access_client='access=client'}], [{@subj_role={'subj_role'}}, {@euid_lt={'euid<'}}]}}) accept4$rose(r5, 0x0, &(0x7f0000000300), 0x80000) ioctl$SNDRV_PCM_IOCTL_HW_REFINE_OLD(r4, 0xc1004110, &(0x7f00000001c0)={0xf0000000, [0x9, 0x9, 0x9], [{0x0, 0x8, 0x1, 0x0, 0x1}, {0xd844, 0x1, 0x1, 0x1, 0x0, 0x1}, {0x1, 0x35, 0x0, 0x1, 0x1}, {0x6, 0x0, 0x0, 0x0, 0x1, 0x1}, {0x1, 0x1, 0x0, 0x1, 0x1}, {0x3, 0xfffffffa, 0x1, 0x0, 0x1}, {0x7ff, 0x1f, 0x1, 0x0, 0x0, 0x1}, {0x5, 0x8, 0x0, 0x1}, {0x1, 0xbef, 0x0, 0x0, 0x1, 0x1}, {0x401, 0x7ff, 0x0, 0x1, 0x1}, {0xf9bb, 0x8, 0x0, 0x1, 0x1}, {0x1, 0x2, 0x1, 0x1}], 0x4f}) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @multicast1}], 0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) ioctl$VIDIOC_S_DV_TIMINGS(r2, 0xc0845657, &(0x7f0000000000)={0x0, @reserved}) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f00000000c0)=ANY=[@ANYBLOB="02010000ea486ee1197f24772128f7ae8895ce41b4010cacdcdb486d005710ab779d64fc98197c3036af72d559c19dd114483b4705aa1862d216adc016564f59f0628535a9aabad012b1fc21a2491e5a179f0ff1e994985a0f23bc4e74a82f52e35fcfb9a2e63930571ead39f6ae414711003c503b03fc0ad97cc5c9c166f0ed75621a086b7843dde0ccf05107b9cf3f073eaaed3d44950942eebd155acab6a6f417175a9f51", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r7}, &(0x7f000034f000)=0x1ed4abe5) set_mempolicy(0x3, &(0x7f0000000180)=0xffffffff80000000, 0x8) 19:30:28 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x700, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:28 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x5, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 307.059328] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 307.079966] EXT4-fs (sda1): Cannot specify journal on remount [ 307.121411] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 307.129930] EXT4-fs (loop2): unable to read superblock [ 307.151897] FAT-fs (loop5): Filesystem has been set read-only [ 307.210880] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 307.227131] EXT4-fs (sda1): Cannot specify journal on remount [ 307.233382] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 307.249675] EXT4-fs (loop2): unable to read superblock 19:30:28 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:28 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x0, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:30:28 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) r2 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f0000000040)='./file0\x00', r1, r3) r4 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000000080)=0xc) r5 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r5, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) r7 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r7, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) r9 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r9, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f0000000040)='./file0\x00', r8, r10) socket$inet_udplite(0x2, 0x2, 0x88) chown(&(0x7f0000000040)='./file0\x00', r8, 0x0) lchown(&(0x7f0000000040)='./bus\x00', r1, r6) 19:30:28 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="00000005", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) mlock(&(0x7f0000ffe000/0x1000)=nil, 0x1000) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r5 = dup2(0xffffffffffffffff, r4) ioctl$ION_IOC_ALLOC(r5, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$KDGKBMETA(r5, 0x4b62, &(0x7f0000000000)) 19:30:28 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x6, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:28 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x900, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:29 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(0xffffffffffffffff, 0x84, 0x6b, &(0x7f0000000040)=[@in6={0xa, 0x4e24, 0x4, @private1={0xfc, 0x1, [], 0x1}, 0x2}, @in={0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x2c}}, @in={0x2, 0x4e20, @initdev={0xac, 0x1e, 0x1, 0x0}}], 0x3c) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB='\x00\x00\x00\x00\x00', @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) r5 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r5, 0x84, 0x6e, &(0x7f0000000180)=[@in6={0xa, 0x0, 0x0, @dev, 0xc}], 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_RTOINFO(0xffffffffffffffff, 0x84, 0x0, &(0x7f00000000c0)={r6}, &(0x7f0000000100)=0x10) r7 = creat(&(0x7f0000000080)='./bus\x00', 0x0) close(r7) r8 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r8, 0x84, 0x6e, &(0x7f0000000180)=[@in6={0xa, 0x0, 0x0, @dev, 0xc}], 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r8, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_RTOINFO(r7, 0x84, 0x0, &(0x7f00000000c0)={r9}, &(0x7f0000000100)=0x10) sendmmsg$inet_sctp(r1, &(0x7f0000000940)=[{&(0x7f0000000080)=@in6={0xa, 0x4e20, 0x9, @mcast2, 0xff}, 0x1c, &(0x7f0000000180)=[{&(0x7f00000000c0)="e7e0237ec8df61ad19334983e737c8dacc857380ac9c1fe1767598a8ccb37593d1ab991c85ec9c0de889dc12aff1f2944255f0e5e1193fd221bebca07b2f6c5ce21eacef3c022cd6812cde1b17ba5404975b1ee69976e1fe0ac5d503a64c7bf9ba748ce020a88dab21dbb1547ef63ca3e8b2dc4a1bd7c960bc767f9effd1227dbfa36b10075cebbd87ea5321cf3d1e61bd953204c5fa323d2abf1084d108584f0fa994ddfb1405d70e412104d0103a45dc322447206718a2a1be425bf2e58d4f", 0xc0}], 0x1, &(0x7f00000001c0), 0x0, 0x8000004}, {&(0x7f0000000200)=@in={0x2, 0x4e22, @broadcast}, 0x10, &(0x7f0000000340)=[{&(0x7f0000000240)="152188d0c6d8", 0x6}, {&(0x7f0000000280)="e4a6cafb64c10315dbdf6715c0df004beb8c34dd79d91096b385cbcd3a90723cc3ee5db450a30072eb66e4727d48fd728e2efeb4135aa4600a59ec6300fda84f2648870963da0b4650b08164b8c0e671d3d4be9d6cdd7be62aeda857050414f6d85e775b338e07df503c72a1fab2175af68248143aa645ae692ab1d9bcb5d18f348c3d926ba27904f37f86896f8b9d8d7b7a32a47355a7c236b87f", 0x9b}], 0x2, 0x0, 0x0, 0x4041}, {&(0x7f0000000380)=@in={0x2, 0x4e22, @rand_addr=0x64010102}, 0x10, &(0x7f0000000640)=[{&(0x7f00000003c0)="1bf5dae7a516db97c5ae3d844f952beacd1f023d9a7157ecfa6e4769ec32289a0148ffe09bfdfe94b121f09f612c7bade4a3337c73ab9b7ffe0038337261e8fc6ff6fcfa0e4aa91fb18006016f53be117a73e07ccaed656d403e0d1c4c41d4fe33b05fc0efe53f2f551550f7882ac226c7c374ebdf2120df03fb4f75fa4a4b5562369ed8f941078b47b4490f042c8557b8ded32e951a7cc454cf77a2b4c9efb22fa0", 0xa2}, {&(0x7f0000000480)="048e37582f68d39b04391d4f13f58159d06e4ab4385df004fc59811d30e03a5830624784292ce531047d5f30367e2b536db308034b45b86912573509a7227918871b2d506756b3284cc1c1221380cfd245fd95b6ecaafbb6151f9736aa71f5473486fe18ae046b112ab85dc0028e51c8a420a16dc85589ff484f9f76ae3fabcb4593339d4eed3da68f1adb764c63d7a9fcb975144f21c2c2dfeb1f18f5ab8f68303285d31fd07651d41e7d2e73bcf62d4b75692f35520e5abf6368a5576ff582a2fca68f440e1d57911d06227bd0c6d89186fd72b0073584d7fa887e", 0xdc}, {&(0x7f0000000580)="e31750a986de31f3682ad0b64b4b30e5eb353205925cd6d2dfca04a26c53c37af9917f3dc869aa560aca89cfb27b8c340db97d6848eee3ed9e683fc98f8bd6e4de0e21124b2624c3d47779a17e8fbf0e380d44bcece43485d295047b077f5cc6b35dd08e14499bf63acdca181c7a7bf738b5f4f8a93792445c8052c6d518ebdf462e788c9c963ce66e570fd1ae91a1f43e5c6f2c44c617", 0x97}], 0x3, &(0x7f0000000680)=[@dstaddrv6={0x20, 0x84, 0x8, @mcast2}, @authinfo={0x18, 0x84, 0x6, {0xd50}}], 0x38, 0x4000800}, {&(0x7f00000006c0)=@in6={0xa, 0x4e23, 0x4, @mcast2, 0xffffffff}, 0x1c, &(0x7f0000000840)=[{&(0x7f0000000700)="9753763a72085a610c08e33a186cbaa2a385a93187a8950966d98ef615d6aefb4f7f2c1f4e225c6cc4d626371f62506961ff84df2cb28dfc427e964faabf11a454502640ad47463f309554e386985e46259edb7f164dd08d675efebf7bd586f697dec8bd7f123b7b194ce9d37d98e56b17608e068d0477b605ffed250e9b9b1e0e1fccdbd71c68b84f3f998b7136f338b257edbd5adbaef2e12f22255e8bec50c02a7ffab8c35357fcc7ed4c28110a2d48959ea1d9cb9a45b0b5782dc5f98640e2c7d82d028fcbfa24a0a4f35670ac49339b4a17a4ac7b89874264130f602b25e767bec2825f7d4142f89d0a503113adf37ed2e45afb", 0xf6}, {&(0x7f0000000800)="b116adf14edc50f01ed39f51c600573e1a39837276eeee2050b0373c", 0x1c}], 0x2, &(0x7f0000000880)=[@sndrcv={0x30, 0x84, 0x1, {0x3, 0x2b79, 0x800c, 0x9, 0x3, 0x7, 0x7, 0x7, r6}}, @sndinfo={0x20, 0x84, 0x2, {0x6, 0x400, 0x3, 0x2, r9}}, @dstaddrv6={0x20, 0x84, 0x8, @initdev={0xfe, 0x88, [], 0x1, 0x0}}, @sndinfo={0x20, 0x84, 0x2, {0x5205, 0x1, 0x3ff, 0x36a240f0, r4}}], 0x90, 0x4000000}], 0x4, 0x20000041) 19:30:29 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x2000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 307.584228] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 307.593065] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 307.654037] EXT4-fs (sda1): Cannot specify journal on remount [ 307.662904] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) 19:30:29 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(0xffffffffffffffff, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x80000000002c00) r0 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) r2 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb), &(0x7f0000cab000)=0xc) r3 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r3, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) r5 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r5, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f0000000040)='./file0\x00', r4, r6) sendmsg$unix(0xffffffffffffffff, &(0x7f0000000080)={&(0x7f0000000180)=@abs={0x0, 0x0, 0x4e24}, 0x6e, &(0x7f00000038c0)=[{&(0x7f0000000240)="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", 0x1000}, {&(0x7f0000001240)="fa923d276a677e8bbed6adb0fe521af3711402ef84cfd1ce8a6562e0241c67fcee8572017aba91745b60bcd602248989c6dbdd1acfde4bfa543be18e3baddf819831994716f6ae1222d4c0142c6eca74ce83829b804f37ddcaecc58fd102505f47f7bf5123b3fcd7f4265d58c6b922b7c0dd350382c5b571e50d424eb40d4ad8d6ac877af49e42b1ab3fb7816ff1e1e8e2c4a671abc4647d1b013d4c3d3f57a766ac5f8ee1e6126e825d62ebf6ae980d794ce016f78c9bb22fd602c2", 0xbc}, {&(0x7f0000001300)="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", 0xfd}, {&(0x7f0000001400)="5c7fff02e48d7ebdceeeeeac688a5c1b2f7bc3c92fb9d91639eb0260fbc395d2d8dec789b471ada295985f7715c21236b48b855c834d45f9b70c2531ff76d9a7424fe9ce9905ab16959bb0c7a14b8290689119a119969f3f704390f5a71f5d20e70b578a2645bb9cfc9c425fd24757dbcb8486cbbbb843b51f934731fd29c5aedc0606338f18328e0ffebcd399042e0e616ed4f1900b4f06211c5ceffe057ebe3901fe0e07c6c0cdaca5a5320f9cf454508787455c387b5e78be473e95f27f9d49865a49a92a707a01e173a0fe74b69d4720de", 0xd3}, {&(0x7f0000001500)="6bf784fd4ea8eda01e0321582a47beec8da753bcca3f8d1d2e0a98a79b37ac0bf3a9057cc14621078fee656df84fad7f43b1f62dfe3bcb83b2169339b50384a943efa3db313d6075d435f2db023ebecdfb8ac279a384d0eda57db49d85393478d52abd96d6acb45519ba9c60eb133d695fb47b156e1127ae0ee6218e2f00c625a15d456c9d72406d49b3b5f28f490efb8c6cea6cb6995e3c4d1fa5c942fda9df88f8cd08884d33b764b3d78249acbd66268b19f419aaeb386ce1e1fcfe60c0d66389efcc645e", 0xc6}, {&(0x7f0000001600)="4de17e97a9bbf8ab8d6eaef0b8a7ccd0db6d3c363f1a6eaad786a6f686caba265daceb1079ea9f1443bed2676cfc9b74b0fefcc72b8e0999ccea9be888e1c4e3c966ab9001a43ef06969efeaa28df0df8dc408f58a8a01db5c9fd5cd1419eefca08eee7f03e23cf84b8e63ee975ec36290d6ac9c682eb425c468c0284d68de04f71818bf9c2381d8055dbe8d237ce2fefac6f283f81e53fde395edda52e865b7c89650c941f500b3652674e7dceb44728ff39aebb65a186c66545e1a38a186826b662091138e44e3704c341806", 0xcd}, 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", 0x1000}], 0xa, &(0x7f0000003980)=[@rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, r1, r6}}}], 0x50, 0x20000080}, 0x880) mkdir(&(0x7f0000000040)='./bus\x00', 0x3) [ 307.696830] FAT-fs (loop5): Filesystem has been set read-only [ 307.722704] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 307.750038] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 307.776630] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:29 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x2200, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:29 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) r2 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f0000000040)='./file0\x00', r1, r3) mount$overlay(0x0, &(0x7f0000000080)='\x00', &(0x7f0000000100)='overlay\x00', 0x1000, &(0x7f0000000140)={[{@default_permissions='default_permissions'}, {@index_off='index=off'}], [{@uid_gt={'uid>', r1}}, {@measure='measure'}, {@subj_user={'subj_user', 0x3d, 'devtmpfs\x00'}}]}) mount(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x1010060, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r4, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r4, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r4, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r4, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r4, 0x4, 0x80000000002c00) getpeername(r4, &(0x7f0000000240)=@nl, &(0x7f00000001c0)=0x80) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:29 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x0, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 307.907857] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 307.916246] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 308.026382] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 308.044636] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 308.122583] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 308.131228] FAT-fs (loop5): Filesystem has been set read-only [ 308.144443] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) 19:30:29 executing program 4: ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$KVM_RUN(r1, 0xae80, 0x0) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:29 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x0, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:30:29 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x7, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:29 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x2300, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:29 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:29 executing program 4: mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 308.458898] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 308.487215] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:30 executing program 0: 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(r1, &(0x7f0000000000)="e437f665c1838328360608", 0xb, 0x5, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000040)=ANY=[@ANYBLOB="0201000024e5cb2540ca8f877a7ff834489ef8bc197b14090c", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:30 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) unlinkat(r1, &(0x7f0000000040)='./bus\x00', 0x200) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) r2 = accept$inet(r1, 0x0, &(0x7f0000000180)) setsockopt$IP_VS_SO_SET_DEL(r2, 0x0, 0x484, &(0x7f00000001c0)={0x2f, @multicast2, 0x4e24, 0x1, 'dh\x00', 0x22, 0xf428, 0x2e}, 0x2c) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:30 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, 0xffffffffffffffff, &(0x7f0000000000), 0x5000}]) 19:30:30 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x9, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 308.565764] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 308.589852] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:30 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r2, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(0xffffffffffffffff, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x80000000002c00) signalfd(0xffffffffffffffff, &(0x7f0000000180)={[0x4]}, 0x8) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r2, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r2, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r2, 0x4, 0x80000000002c00) ioctl$VIDIOC_PREPARE_BUF(r1, 0xc058565d, &(0x7f0000000040)={0x8, 0xc, 0x4, 0x0, 0xc35, {}, {0x1, 0x1, 0x7, 0x81, 0xb4, 0x7, "cc414dcd"}, 0x398, 0x1, @fd, 0x1, 0x0, r2}) ioctl$SNDRV_PCM_IOCTL_REWIND(r3, 0x40084146, &(0x7f0000000100)=0x2) 19:30:30 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x2c00, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 308.755747] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 308.768606] FAT-fs (loop5): Filesystem has been set read-only [ 308.783047] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) 19:30:30 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = gettid() ptrace$setopts(0x4206, r3, 0x0, 0x0) tkill(r3, 0x2f) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYRESDEC=r3, @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) [ 308.888002] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 308.913724] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 308.982626] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 309.010364] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:30 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:30 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, 0xffffffffffffffff, &(0x7f0000000000), 0x5000}]) 19:30:30 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0xa, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:30 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$SO_BINDTODEVICE(r1, 0x1, 0x19, &(0x7f0000000000), 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/backup_only\x00', 0x2, 0x0) setsockopt$bt_hci_HCI_DATA_DIR(r4, 0x0, 0x1, &(0x7f00000000c0)=0x2, 0x4) ioctl$ifreq_SIOCGIFINDEX_vcan(r2, 0x8933, &(0x7f0000000040)={'vcan0\x00'}) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) setsockopt$RXRPC_EXCLUSIVE_CONNECTION(r4, 0x110, 0x3) 19:30:30 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x3f00, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 309.318134] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 309.357946] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:31 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) sendmsg$nl_route(0xffffffffffffffff, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)=@ipv4_deladdr={0x18, 0x15, 0x1}, 0x18}}, 0x0) r0 = socket$netlink(0x10, 0x3, 0x0) r1 = socket$nl_route(0x10, 0x3, 0x0) socket$netlink(0x10, 0x3, 0x0) r2 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r2, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0xa) sendmsg$nl_route(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000400)=@ipv4_newaddr={0x28, 0x14, 0x121, 0x0, 0x0, {0x2, 0x1, 0x0, 0x0, r3}, [@IFA_LOCAL={0x8, 0x2, @multicast2}, @IFA_FLAGS={0x8, 0x8, 0x200}]}, 0x28}}, 0x0) sendmsg$nl_route(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)=@ipv4_deladdr={0x18, 0x15, 0x1, 0x0, 0x0, {0x2, 0x0, 0x0, 0x0, r3}}, 0x18}}, 0x0) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet_sctp_SCTP_PR_SUPPORTED(0xffffffffffffffff, 0x84, 0x71, &(0x7f0000005000)={0x0, 0x7}, 0x8) setsockopt$inet6_tcp_int(r4, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r4, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r4, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r4, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r4, 0x4, 0x80000000002c00) sendmsg$nl_route_sched(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x42043f3489ab5623}, 0xc, &(0x7f0000000080)={&(0x7f0000000240)=@newtfilter={0x4c14, 0x2c, 0x201, 0x70bd27, 0x25dfdbfc, {0x0, 0x0, 0x0, 0x0, {0x5, 0x10}, {0x4, 0x10}, {0xa, 0xfff2}}, [@TCA_RATE={0x6, 0x5, {0x1f, 0x85}}, @TCA_CHAIN={0x8, 0xb, 0x1}, @filter_kind_options=@f_u32={{0x8, 0x1, 'u32\x00'}, {0x1a4, 0x2, [@TCA_U32_ACT={0x190, 0x7, [@m_nat={0x18c, 0x1c, 0x0, 0x0, {{0x8, 0x1, 'nat\x00'}, {0x11c, 0x2, 0x0, 0x1, [@TCA_NAT_PARMS={0x28, 0x1, {{0x3, 0x8, 0x0, 0x48d, 0x40000}, @multicast1, @remote, 0x80ffff80}}, @TCA_NAT_PARMS={0x28, 0x1, {{0x4, 0x5, 0x10000000, 0x8, 0x5}, @multicast2, @rand_addr=0x64010100, 0xff}}, @TCA_NAT_PARMS={0x28, 0x1, {{0x1, 0x8, 0x2, 0x7}, @private=0xa010102, @empty, 0xffffff00}}, @TCA_NAT_PARMS={0x28, 0x1, {{0x9, 0x9, 0x0, 0x9, 0x800}, @local, @loopback, 0xffffff00}}, @TCA_NAT_PARMS={0x28, 0x1, {{0x2, 0x2, 0x1, 0x7, 0xf7}, @local, @loopback, 0xff000000, 0x1}}, @TCA_NAT_PARMS={0x28, 0x1, {{0x4, 0x5, 0x7, 0x200, 0x511a}, @broadcast, @local}}, @TCA_NAT_PARMS={0x28, 0x1, {{0x7fff, 0x10001, 0x20000000, 0x3, 0x174}, @dev={0xac, 0x14, 0x14, 0x27}, @initdev={0xac, 0x1e, 0x1, 0x0}, 0xff, 0x1}}]}, {0x4a, 0x6, "bdc47ea8095a1babbcd355c997fa5bc601acb4cba5adbf193f87809c98b09b4110d52e8750ef8cf2b26406f83045b6a4e67d80792217c2c4dbcaa6dcbae5a0ecd8ce2f342aaf"}, {0xc, 0x7, {0x1}}, {0xc, 0x8, {0x1, 0x3}}}}]}, @TCA_U32_MARK={0x10, 0xa, {0x9, 0x4}}]}}, @filter_kind_options=@f_route={{0xa, 0x1, 'route\x00'}, {0x4a28, 0x2, [@TCA_ROUTE4_FROM={0x8, 0x3, 0xad}, @TCA_ROUTE4_CLASSID={0x8, 0x1, {0x19, 0xfff1}}, @TCA_ROUTE4_TO={0x8, 0x2, 0x7f}, @TCA_ROUTE4_POLICE={0xc38, 0x5, [@TCA_POLICE_RESULT={0x8, 0x5, 0x9}, @TCA_POLICE_PEAKRATE64={0xc, 0x9, 0x4}, @TCA_POLICE_RATE={0x404, 0x2, [0x3, 0x6, 0x922, 0x1, 0x7, 0x0, 0x4, 0x10000, 0x3, 0x5, 0x1, 0x9, 0x3, 0x5, 0x2, 0x2, 0x2, 0x5, 0x7fff, 0x32, 0x3002233a, 0x9, 0x8001, 0x0, 0xfffffff8, 0xfffffff7, 0x0, 0x1, 0x8, 0x8, 0x6, 0x8000, 0x9f6, 0x40, 0x4, 0x6, 0x9143, 0x2, 0x5, 0x1f, 0x3ff, 0x5, 0x7ff, 0x7fffffff, 0x65c0, 0xffffffdf, 0x3872, 0x0, 0x400, 0x3, 0x365, 0x6, 0x7, 0x40, 0x2, 0x7, 0x5, 0x6, 0x7, 0x1, 0x2, 0x3ff, 0x401, 0x6, 0x3, 0x1f, 0x20, 0xffffffff, 0xb465, 0x80000001, 0x1, 0x400, 0x10001, 0x2a, 0x70000000, 0xfffffffb, 0x7, 0x8001, 0x1000, 0x58d, 0x2, 0x3, 0x5, 0x6, 0x4, 0x8, 0x9ba, 0x7, 0xef, 0x9, 0x1, 0xfc, 0x5, 0x6, 0x9, 0x2, 0x2, 0xfffffffd, 0x8, 0x3f, 0x7, 0x5, 0x9, 0x4, 0x81, 0x2, 0x0, 0x40, 0xa4, 0x3, 0xfffffff8, 0x2, 0x1, 0x2, 0x4, 0x1, 0xfffffffb, 0x7, 0x4, 0x1ff, 0x6, 0x1f, 0xdda, 0x8000, 0xe1, 0x800, 0x5, 0x0, 0x4, 0xfff, 0x3, 0x2, 0x8001, 0x4, 0x0, 0x81, 0x1000, 0x6, 0x3, 0x9, 0xba, 0x8, 0x200, 0x40, 0x0, 0x7f0000, 0x9, 0x3, 0x6, 0x5, 0x4, 0x6, 0x8, 0x7, 0x2, 0x1, 0x5, 0x6e0, 0x2, 0x8, 0x6, 0x400, 0xffff, 0x3, 0x1ff, 0x0, 0x7f, 0x1, 0x3, 0x81, 0x6, 0x1ff, 0x7, 0x5, 0x3f, 0x0, 0x5, 0x2, 0x2, 0x80000001, 0x6, 0x6, 0xf3e, 0x7, 0x1f, 0x1, 0xffffffff, 0x5, 0x8, 0x4, 0x7fffffff, 0x0, 0x1, 0xffff7fff, 0x0, 0x800, 0x5, 0xf55, 0x7, 0x2ad8, 0x1, 0x0, 0x10000, 0x10001, 0xffff, 0x9, 0x101, 0xffffffff, 0x1e8, 0xa2d, 0x9, 0x81, 0x50ae, 0x4, 0x7, 0x80, 0xffffffff, 0x2, 0x5, 0x2, 0x9, 0x4, 0x5, 0x4, 0x2, 0x428, 0xae59, 0x2d0d5fcd, 0x9, 0xfffff3fc, 0x2, 0x8000, 0x100, 0x5d, 0x0, 0x10001, 0x1, 0x4, 0x6, 0x6a7, 0xdf55, 0x0, 0xf017, 0x216, 0x4, 0x3a8, 0x4, 0x7, 0xd0dd, 0xfbc2, 0x6, 0x0, 0xfffffffd, 0xffff, 0x1]}, @TCA_POLICE_PEAKRATE={0x404, 0x3, [0xfff, 0x1, 0x7fffffff, 0x2, 0x3f, 0x9, 0x4, 0x7, 0x6, 0xfffffff9, 0x9, 0x7fffffff, 0x3, 0x1, 0x7, 0x17, 0x1, 0x7, 0x3, 0x4, 0x0, 0x98, 0x28ac, 0x9, 0xa07, 0x1, 0x80000000, 0x223, 0x80000000, 0x5, 0x2, 0x3, 0x8, 0xb4, 0x0, 0x7, 0x8, 0x1, 0x3, 0x7, 0x80000001, 0x5, 0x0, 0x0, 0x7, 0x5, 0x8, 0x6, 0x5, 0x53, 0x4, 0x8, 0x3, 0x5, 0x5, 0x8, 0x607, 0x80000000, 0x137e, 0xffffffff, 0x3, 0x10000, 0x101, 0x78, 0x7ff, 0x1, 0x7, 0x0, 0xfffffffd, 0x1, 0x8, 0x0, 0xad0a, 0x400, 0x5, 0x2, 0x4, 0x6, 0x401, 0x5f, 0x1, 0xef7, 0xf8, 0x4, 0xc0000000, 0xffff, 0x1, 0x3e, 0x7f, 0x5, 0x7fff, 0x4, 0x19ff, 0xfffffeff, 0x4, 0x40, 0x7f, 0x0, 0x6, 0x50c, 0x4aa617ca, 0x8, 0x76, 0x6, 0x9, 0x3, 0x5, 0x4, 0xb14, 0xffff, 0x60000000, 0x10000, 0x1ff, 0x1, 0x2, 0x6, 0xffffff01, 0x1, 0xa84, 0x2, 0xd9b, 0xffffff53, 0x80000001, 0x10000, 0x2, 0x1000, 0xec, 0x4, 0xf724, 0x7fff, 0x9, 0xf0, 0x6, 0xfffffffa, 0x2, 0xffff0000, 0x3, 0x67c, 0x20, 0x7, 0x5769, 0x400, 0x3, 0x7, 0x80, 0xfffffff8, 0x0, 0x0, 0xfffffc01, 0x400, 0x0, 0x1ff, 0x146a, 0x7fff, 0x9, 0x2, 0x7, 0x740, 0x596, 0x100, 0x760a7538, 0xfffffffb, 0xb48a9c0c, 0x7fffffff, 0x9, 0x80000001, 0x1, 0xff, 0x1, 0x8000, 0x2, 0x5, 0xa000000, 0x8, 0x8000, 0x0, 0xc6, 0x8000, 0x0, 0x392f, 0x66e, 0x8, 0x6, 0x966, 0x7, 0x7f, 0xfff, 0x0, 0x8001, 0x1ff, 0x0, 0x1, 0x4, 0x7, 0x8, 0x1, 0x0, 0xf65, 0x0, 0x1, 0x10001, 0x9, 0x81, 0xfffff800, 0x1f, 0x0, 0x8000, 0x9, 0x4, 0x8, 0x3, 0x4, 0x0, 0x9, 0x1, 0x10001, 0x8, 0x401, 0xfffffff7, 0x3, 0x1, 0x7, 0x13c7, 0x101, 0x1, 0x81, 0x101, 0x7f, 0x10000, 0x0, 0x758c, 0x8, 0xfffffffe, 0x9, 0x6, 0x83c5, 0x80000000, 0x42e00000, 0x4, 0x6, 0x7, 0x6, 0x12000, 0x8, 0xfffffffb, 0x95, 0x0, 0x1, 0x10000, 0xffff, 0x3, 0x8000, 0x80000001, 0x0, 0xebb, 0xfb1e]}, @TCA_POLICE_PEAKRATE={0x404, 0x3, [0x0, 0x2, 0x5, 0x1, 0x8, 0x0, 0x8, 0x0, 0x3f, 0x8, 0x80000001, 0x8000, 0x9, 0x9, 0x30c5b4bb, 0xc056, 0x5171, 0x2, 0x5, 0x2, 0x401, 0x8, 0x3, 0x6, 0x4f, 0x5, 0x1, 0x5, 0x8, 0x5, 0x3, 0x6, 0x7, 0xecb, 0x1, 0x7ff, 0x10001, 0x1ff, 0x2, 0x80, 0x3, 0x7, 0x3, 0x2, 0x5, 0x7, 0x0, 0x8, 0x8, 0x1, 0x7fffffff, 0xef31, 0x5c520619, 0x4, 0x8f2, 0x401, 0x3, 0xeb13, 0x8ccc, 0x8000, 0x7f, 0x3, 0x7, 0x9, 0xe8, 0xfff, 0xff, 0x4c, 0x0, 0x1, 0x101, 0x7, 0x7fffffff, 0xdc, 0x10000, 0x9, 0x2, 0x100, 0x100, 0xad, 0xfff, 0x10001, 0xf0000000, 0x4, 0x97e, 0x3, 0x7, 0x8, 0x40b, 0xffffffff, 0x20, 0x6, 0xffffffc1, 0x200, 0x10001, 0xffff, 0x5, 0x2, 0x6, 0x7ff, 0x7, 0x8, 0x8, 0xbc, 0xf51, 0x4, 0x1000, 0x7, 0x0, 0x3f, 0x9489657d, 0x3, 0x34, 0x3, 0x10001, 0x10001, 0x6, 0xa3a, 0x7, 0x7f, 0x3ff, 0x8001, 0x5, 0x80000001, 0x9, 0x3f, 0x4, 0x1, 0x1a7, 0x8, 0x4, 0x3cfb9b6f, 0x1f, 0x800, 0x5, 0xffffffff, 0x6, 0x2, 0x39fc, 0x4, 0x4, 0x3, 0x20, 0x9, 0x5, 0x58cd, 0x1ff, 0x1, 0xf8e, 0x8, 0x7, 0x2, 0x9, 0x7, 0x4, 0x1, 0x1, 0x3f, 0x3, 0x1, 0x44, 0x80000000, 0x2, 0x20000, 0x5, 0x3, 0xffffffff, 0xc0, 0x7, 0x366, 0x8, 0x1, 0x3, 0x8, 0x1, 0x8000, 0x7, 0x0, 0x7ff, 0x1, 0x4, 0x1, 0x1, 0x80000001, 0xe5a, 0x1, 0x7, 0x8, 0xfffffff9, 0xfffffff7, 0x550, 0x200, 0x6, 0x3, 0x8, 0x6, 0x0, 0x8, 0x800, 0x7, 0x9, 0x4, 0xb5, 0x8000, 0x8, 0xbab3, 0x1, 0x1, 0x9f, 0x2, 0x90f5, 0x9, 0x1000, 0x0, 0xfffffbff, 0x5, 0x7, 0x51, 0x30a0f982, 0x9, 0xffffffff, 0x1000, 0x1f, 0x8, 0x3f, 0x8, 0xcfce, 0x3, 0xffff, 0x8, 0x3, 0x4, 0x4a25, 0x9, 0x6, 0x101, 0x800, 0x7, 0x1, 0x9, 0x2, 0x8, 0x6, 0x0, 0x400, 0x3, 0x5, 0x0, 0x6, 0x3, 0x6, 0x6, 0x2, 0x101, 0x6, 0xfffffffb]}, @TCA_POLICE_PEAKRATE64={0xc, 0x9, 0x10001}, @TCA_POLICE_RESULT={0x8, 0x5, 0x5}]}, @TCA_ROUTE4_FROM={0x8, 0x3, 0xe5}, @TCA_ROUTE4_ACT={0x3b0, 0x6, [@m_ipt={0x100, 0x8, 0x0, 0x0, {{0x8, 0x1, 'ipt\x00'}, {0xa4, 0x2, 0x0, 0x1, [@TCA_IPT_TARG={0x9f, 0x6, {0x400, 'filter\x00', 0x20, 0x81, "ba0d1d55543a91bfd6ddd24878e915d148a9842a9f2bbcb63875acd2f9b6204afb76a6b9818de6f2c22d506afca16627cca28f3cbfae6f7df1bd27c3a29aee6c7b8d217b0317278ad029833ca6c665b41815e3d8e19769dbf97aae019363c710db09e2ceda537244d33e79be2d42e0bf0e2eaa69f4"}}]}, {0x38, 0x6, "758d651559a640d3596abb14e2cc66d3c7c8dfec43ca8c1b195e666ce6521f0a43ab5f3910ae240b61ab34733f587e8fbe518878"}, {0xc, 0x7, {0x1}}, {0xc, 0x8, {0x3, 0x1}}}}, @m_connmark={0x1d4, 0xd, 0x0, 0x0, {{0xd, 0x1, 'connmark\x00'}, {0xc8, 0x2, 0x0, 0x1, [@TCA_CONNMARK_PARMS={0x1c, 0x1, {{0x8, 0xe6f5, 0x4, 0x5, 0x4}, 0x3f}}, @TCA_CONNMARK_PARMS={0x1c, 0x1, {{0x6, 0x6, 0x5, 0x991e1e8, 0x10001}, 0x5}}, @TCA_CONNMARK_PARMS={0x1c, 0x1, {{0x401, 0x7, 0x20000000, 0x401, 0x1}, 0x1}}, @TCA_CONNMARK_PARMS={0x1c, 0x1, {{0xfffffffc, 0x7, 0x20000000, 0x1f, 0x3}, 0x1f}}, @TCA_CONNMARK_PARMS={0x1c, 0x1, {{0x33f, 0x7, 0x2, 0xffff, 0x98}, 0x8}}, @TCA_CONNMARK_PARMS={0x1c, 0x1, {{0x6, 0x200, 0x7, 0x8, 0xb196}}}, @TCA_CONNMARK_PARMS={0x1c, 0x1, {{0x3, 0x80000000, 0x20000000, 0x20, 0x1}, 0x2}}]}, {0xdf, 0x6, "0bc4aa348d6806233ebe525ea55b1d241f2318fff9300daaa149dac37e74ab4e7fc386c2cae85ea2906bbed1d057496444c37a65a1bf2801affcbf3c9f5641d1f8894904207ffd0b03e0b16831dbf984a19e6096244eacb35ae3c73a3dfc0c7205677d9c943c73b79db9f8ce06476a213dd253a383ca34eb5ec90741b97071c07a65b39948531038942f9a1a170b2e255b49371820cd910538b837bd489426cd4796455f62b7ed5374e90329c389ed3963051d383474470603a3a6bd6cb0686b5d9966ea9a2b74da601f86292432319d61fe6042f3e146bb3df599"}, {0xc, 0x7, {0x1, 0x1}}, {0xc, 0x8, {0x1, 0x5}}}}, @m_mpls={0x8c, 0xb, 0x0, 0x0, {{0x9, 0x1, 'mpls\x00'}, {0x28, 0x2, 0x0, 0x1, [@TCA_MPLS_TC={0x5}, @TCA_MPLS_PARMS={0x1c, 0x2, {{0x4, 0xfa5, 0x0, 0x40, 0x81}, 0x4}}]}, {0x3c, 0x6, "968cd1940568eb5799bde050348d72621368455d64c5846665cd0dff6ff5d4a0369b82a1cdcd46b2859ecf58c3c1a214b34f10f9e497da81"}, {0xc, 0x7, {0x0, 0x1}}, {0xc, 0x8, {0x1, 0x2}}}}, @m_mpls={0x4c, 0x1c, 0x0, 0x0, {{0x9, 0x1, 'mpls\x00'}, {0x14, 0x2, 0x0, 0x1, [@TCA_MPLS_TTL={0x5, 0x7, 0x1}, @TCA_MPLS_LABEL={0x8, 0x5, 0xeaf0b}]}, {0x10, 0x6, "0dc35ff6c1b65fee8facf972"}, {0xc, 0x7, {0x1}}, {0xc, 0x8, {0x0, 0x3}}}}]}, @TCA_ROUTE4_IIF={0x8, 0x4, r3}, @TCA_ROUTE4_POLICE={0x4a0, 0x5, [@TCA_POLICE_RATE={0x404, 0x2, [0x7fffffff, 0x2, 0xffffffff, 0x8, 0x8, 0xff, 0x4, 0x28, 0x2, 0xffffffff, 0xffffff12, 0x3, 0x4, 0x5, 0xff, 0x6, 0x6, 0x40, 0x80000001, 0x7, 0x3ff, 0x7f, 0x91c6, 0x0, 0x4, 0x3, 0x1, 0x5, 0x4, 0xc5, 0x6, 0x80, 0xfffffff8, 0x401, 0x8, 0x80000001, 0x10000, 0xfffffe01, 0x8, 0x80000001, 0x4da85011, 0x2, 0x480, 0x8ea3, 0x1, 0x0, 0x10000, 0x47, 0x8, 0x600000, 0x10001, 0xc84, 0x1, 0xfffffffb, 0x0, 0x3, 0x2, 0x1ff, 0x6, 0x1, 0x200, 0x3ff, 0x40, 0x9, 0x20, 0x99, 0xfffffff8, 0xe59, 0x81, 0x190, 0x2, 0x7, 0x7, 0x6, 0x7fffffff, 0xffff, 0x6, 0x77, 0x7ff, 0x0, 0x10001, 0x0, 0xf2, 0x5, 0x3928, 0x80, 0x7, 0x8, 0x7, 0x285, 0xffffffff, 0xfffffffd, 0x18, 0x7, 0x57, 0x0, 0x1, 0x2, 0x0, 0x9, 0x7, 0x146, 0x4, 0x3ff, 0x1000, 0xff, 0x80000001, 0x0, 0xfffffff7, 0xff, 0x9, 0x20, 0x7, 0x5, 0x3, 0x60, 0x3081cf2a, 0xfff, 0x6, 0xcf91, 0x7f, 0x99, 0x10000, 0x8, 0x3, 0x1f, 0xfffffff8, 0x6, 0x1f, 0x10001, 0x8000, 0x9, 0x1, 0x5, 0xfffffd81, 0xffffffff, 0x7, 0x1, 0x0, 0xffffff9e, 0x4, 0x83, 0x4, 0xa, 0x1f, 0xb5f, 0x4, 0x2, 0x8c, 0x0, 0x1, 0x7, 0x4080000, 0x400, 0x1, 0x20, 0x0, 0x4, 0x0, 0x1, 0x79d39c71, 0x3, 0xfffff800, 0x4, 0xfffffdb4, 0x6, 0x8, 0x1f, 0x9, 0x0, 0x8001, 0xfffffe00, 0x81, 0x1, 0xad, 0x1, 0x28d, 0xc5db, 0x9f8, 0x80, 0x7, 0x7, 0x3, 0xcf3, 0xfffff000, 0x4, 0x53e577ae, 0x3f, 0x40, 0x377d6057, 0x80000000, 0x3d5, 0x80000001, 0x20, 0x8, 0x7ff, 0x7ff, 0x3, 0x7, 0x2, 0x7f, 0x2, 0x2, 0x7, 0xfffffff7, 0x599, 0x9, 0xffffffff, 0x1905, 0x5, 0x384, 0x8000, 0x80, 0x3ff, 0x0, 0x7, 0x0, 0x8, 0xfff, 0x5, 0x8, 0xffffffff, 0xfff, 0x75, 0x6, 0x9, 0xcb, 0x5, 0x6, 0x2, 0x1, 0x4, 0x8, 0x5, 0x1, 0x9, 0xfffffffb, 0x20, 0x7fff, 0xff, 0xfe6c, 0x8, 0x0, 0x8, 0x10000, 0x8, 0x1, 0x6, 0x3, 0x2, 0x0, 0x1, 0x5, 0x1, 0x6, 0x4]}, @TCA_POLICE_TBF={0x3c, 0x1, {0x9, 0x0, 0x7fff, 0x3, 0x72c, {0x7, 0x1, 0x8, 0x2, 0x3, 0x1d4}, {0x6, 0x2, 0x9, 0xe000, 0x200, 0x2}, 0x1, 0x20, 0x1000}}, @TCA_POLICE_TBF={0x3c, 0x1, {0x20, 0x0, 0xd3, 0x8a0, 0x37d4, {0x8, 0x2, 0xfe01, 0xff01, 0x6, 0x7d}, {0x7f, 0x0, 0x3000, 0x0, 0x0, 0x10000}, 0x2e9e7737, 0x7, 0xffff}}, @TCA_POLICE_PEAKRATE64={0xc, 0x9, 0x1}, @TCA_POLICE_PEAKRATE64={0xc, 0x9, 0x7}, @TCA_POLICE_AVRATE={0x8, 0x4, 0x5}]}, @TCA_ROUTE4_FROM={0x8, 0x3, 0x51}, @TCA_ROUTE4_ACT={0x356c, 0x6, [@m_ct={0x148, 0xc, 0x0, 0x0, {{0x7, 0x1, 'ct\x00'}, {0xa0, 0x2, 0x0, 0x1, [@TCA_CT_NAT_PORT_MAX={0x6, 0xe, 0x4e24}, @TCA_CT_NAT_IPV6_MAX={0x14, 0xc, @mcast1}, @TCA_CT_LABELS_MASK={0x14, 0x8, "07a17d8cc9e074d447d74ce34f34e936"}, @TCA_CT_ZONE={0x6, 0x4, 0x401}, @TCA_CT_PARMS={0x18, 0x1, {0x9, 0x4, 0xffffffffeffffff9, 0x20, 0x1f}}, @TCA_CT_ACTION={0x6, 0x3, 0x7}, @TCA_CT_NAT_IPV4_MIN={0x8, 0x9, @broadcast}, @TCA_CT_NAT_IPV6_MAX={0x14, 0xc, @remote}, @TCA_CT_NAT_IPV6_MAX={0x14, 0xc, @mcast1}, @TCA_CT_NAT_IPV6_MIN={0x14, 0xb, @private2}]}, {0x81, 0x6, "1eaf920bbdd8673f9356dbd52b19b1c95039ab0a680c3ca51002b43d9afca0d2f7fd7f07a00913de63712f38a0a93a2084703c87a1baac2475729096bd1ed03049fd9b8a3e2a4334bec7ae9becb9f32f4534bb8df48faef0bf40da5f4343dc1a231d13a2dab9533f649a87f7f0a659ef817c6f9bdf9857f863a5893918"}, {0xc, 0x7, {0x1}}, {0xc, 0x8, {0x5, 0x1}}}}, @m_mpls={0x10c, 0x15, 0x0, 0x0, {{0x9, 0x1, 'mpls\x00'}, {0x4c, 0x2, 0x0, 0x1, [@TCA_MPLS_PARMS={0x1c, 0x2, {{0x6, 0xffff8000, 0x20000000, 0x100, 0x6}, 0x4}}, @TCA_MPLS_PARMS={0x1c, 0x2, {{0x9, 0x7, 0x7, 0x10001, 0xa52}, 0x4}}, @TCA_MPLS_BOS={0x5}, @TCA_MPLS_BOS={0x5}]}, {0x96, 0x6, "d81c2e71eec840a151e08adeb3fccefd16fbd77a8701765dc626f0ad0ff3235948f12375e3021ccf5fde63dd5571908e5b4ed20995f90df83126221de825d083b4b1ea84b78f157f0d3e9e13d02d402de8d25310cc4c8519cf6db0923d339576a67203074ca3f44839a3da98e9a55ab03ec8516ddfed882daa64d800bccd6f024a3ddca7bdfaffae482e3a9e3f82f8eaef3f"}, {0xc, 0x7, {0x1, 0x2cc784bb7f50349b}}, {0xc, 0x8, {0x3}}}}, @m_connmark={0x10c0, 0xf, 0x0, 0x0, {{0xd, 0x1, 'connmark\x00'}, {0x90, 0x2, 0x0, 0x1, [@TCA_CONNMARK_PARMS={0x1c, 0x1, {{0x0, 0x8, 0x5, 0xfffff421, 0x6}, 0x800}}, @TCA_CONNMARK_PARMS={0x1c, 0x1, {{0x81, 0x10000, 0x20000000, 0x3, 0x1}, 0x2}}, @TCA_CONNMARK_PARMS={0x1c, 0x1, {{0x1049, 0x6, 0x5, 0x5, 0xffffff80}}}, @TCA_CONNMARK_PARMS={0x1c, 0x1, {{0x5, 0x3, 0x1, 0x138, 0x2}, 0x7fff}}, @TCA_CONNMARK_PARMS={0x1c, 0x1, {{0x40, 0x5, 0x20000000, 0x3}, 0x8000}}]}, {0x1004, 0x6, "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{0xc, 0x7, {0x1}}, {0xc, 0x8, {0x3, 0x2}}}}, @m_skbmod={0x118, 0xc, 0x0, 0x0, {{0xb, 0x1, 'skbmod\x00'}, {0x3c, 0x2, 0x0, 0x1, [@TCA_SKBMOD_ETYPE={0x6, 0x5, 0x8}, @TCA_SKBMOD_DMAC={0xa, 0x3, @remote}, @TCA_SKBMOD_ETYPE={0x6, 0x5, 0x1}, @TCA_SKBMOD_ETYPE={0x6, 0x5, 0x2}, @TCA_SKBMOD_ETYPE={0x6, 0x5, 0x4}, @TCA_SKBMOD_DMAC={0xa, 0x3, @multicast}]}, {0xb2, 0x6, "fce39379597725b9db945cb400c86f25372a1bb47ada47e21ccd29a4b737c040bc278d027221cf71ec2d640bb1b10e827661abc438e8e93e563a9b9e8092159111c5d3f5d058c66e4d32676051cd232adb9d25cba1913ddcbac61f0ee3c60c3466d22880734d57f67eff0a412083742990749147a0cbde82a21b59110af79283ef1c38c442236fc06852c920b26bfa6759b47b37c9da697529d9b7438f2264c788dc1a2ca7223acc0830862be35d"}, {0xc, 0x7, {0x0, 0xc070474004a74a93}}, {0xc, 0x8, {0x1, 0x3}}}}, @m_xt={0x1034, 0x10, 0x0, 0x0, {{0x7, 0x1, 'xt\x00'}, {0xc, 0x2, 0x0, 0x1, [@TCA_IPT_HOOK={0x8, 0x2, 0x2}]}, {0x1004, 0x6, 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{0xc}, {0xc, 0x8, {0x1, 0x1}}}}, @m_police={0xe80, 0x3, 0x0, 0x0, {{0xb, 0x1, 'police\x00'}, {0xdc0, 0x2, 0x0, 0x1, [[@TCA_POLICE_PEAKRATE64={0xc, 0x9, 0x100000001}, @TCA_POLICE_AVRATE={0x8, 0x4, 0x9}, @TCA_POLICE_PEAKRATE={0x404, 0x3, [0xd7, 0x7, 0x0, 0x4, 0x3, 0x40, 0x2, 0x98b, 0xb3e2, 0x0, 0x3, 0x8001, 0x9, 0x5, 0x9, 0x7ff, 0x8, 0x1, 0x1, 0xffff, 0x5, 0x1f, 0x0, 0x800, 0x3f, 0x8, 0x8, 0x1, 0x4, 0x10000, 0x9, 0x3, 0x2, 0x5, 0x1, 0x1, 0xffffecd0, 0x9, 0x95a6, 0x2, 0x4, 0x40, 0x401, 0x101, 0x5, 0x7f, 0x3ff, 0x101, 0x101, 0x10000, 0x7fffffff, 0x2277cba4, 0x401, 0xa8b9, 0x4, 0x7f, 0x2, 0xdd4, 0x2, 0x3, 0x2, 0x24000000, 0x80, 0x3f, 0x5, 0x2, 0xffffffff, 0x80000000, 0x424, 0x0, 0x8000, 0x1, 0x3, 0x800, 0x1000, 0x3, 0x0, 0x7fff, 0x4, 0x3, 0x4, 0x2, 0x5, 0x3, 0xffffffff, 0x7559, 0xfff, 0x0, 0x7, 0x8, 0x4, 0x4, 0xa80, 0x0, 0x12f, 0x1000, 0x5, 0x19, 0xfffffffb, 0x3, 0x1, 0x737, 0x7, 0x8, 0x1, 0x1, 0xb1, 0x344, 0x9, 0x1ff, 0x1ff, 0x3, 0x5, 0x3, 0x0, 0x3cf, 0x30, 0x0, 0x819, 0x81, 0x4cea, 0x8, 0x400, 0x7, 0x8, 0x2, 0x100, 0x4, 0x6, 0x4, 0x10000, 0xdd7, 0x5, 0x1, 0x207, 0x8, 0x6, 0x5, 0xbcc, 0x0, 0x7, 0x800, 0x7fffffff, 0x7, 0xe748, 0x9, 0x4, 0x7, 0x2, 0x24000000, 0x8, 0xd827, 0x22a, 0x200, 0x6, 0x6, 0x80000000, 0x3f, 0x1, 0x1, 0x3ff, 0x401, 0x9, 0x8, 0x5, 0x9, 0x6, 0x1ff, 0x7328, 0x39f, 0x100, 0x8000, 0x13c, 0x6, 0x1, 0x20, 0x62b, 0x401, 0x8001, 0x0, 0x9, 0x9, 0x1, 0x5, 0x6, 0x10001, 0x3000000, 0x2, 0xb69c, 0x9, 0x6ef43d42, 0x4, 0x3, 0x9, 0x4, 0x7, 0xe22b, 0x5, 0x5, 0x8, 0x1, 0xfffffffe, 0x7fff, 0x20, 0x3e6f, 0x4, 0x0, 0x0, 0x3, 0x326b, 0x9, 0x36, 0x8, 0xfffffbff, 0x2caf, 0x2, 0x8, 0x8001, 0xffffffc0, 0xaa, 0x1, 0x9, 0x4, 0xffffff00, 0x6, 0x0, 0x7, 0x3, 0x2, 0x2, 0x2, 0x1f, 0xfffffff8, 0x10001, 0x3, 0x20000000, 0x7ff, 0x3ff, 0x2, 0x10000, 0x8000, 0x8, 0x7, 0x4, 0x8, 0x2, 0x800, 0x100, 0xffff, 0x7, 0x3ff, 0x2, 0x80000001, 0x36bb, 0x17, 0x58d1]}], [@TCA_POLICE_PEAKRATE64={0xc, 0x9, 0x80000000}, @TCA_POLICE_TBF={0x3c, 0x1, {0x7, 0x8, 0x10001, 0x338, 0x8, {0x81, 0x1, 0x1, 0x1, 0x8, 0x5}, {0x1, 0x1, 0x5d, 0x5, 0x8, 0x1}, 0x0, 0x5, 0x80}}], [@TCA_POLICE_RESULT={0x8, 0x5, 0x4}], [@TCA_POLICE_TBF={0x3c, 0x1, {0x3, 0x8, 0x3, 0x28e, 0x5, {0x9, 0x1, 0x1000, 0x2, 0x1ff, 0x10000}, {0x2, 0x2, 0xe0a0, 0x6, 0x2e4, 0x4}, 0x6, 0xc0b, 0x7ff}}, @TCA_POLICE_TBF={0x3c, 0x1, {0x80000000, 0x2, 0x9, 0x8001, 0x9, {0xe4, 0x1, 0x0, 0x200, 0x200, 0x9}, {0x7, 0x2, 0x8, 0x80, 0x100, 0x101}, 0x6, 0x6, 0x8}}, @TCA_POLICE_PEAKRATE64={0xc, 0x9, 0x3}, @TCA_POLICE_TBF={0x3c, 0x1, {0x400, 0x0, 0x4, 0x3, 0x200, {0x3, 0x2, 0x2, 0xd96, 0x1, 0x401}, {0x62, 0x1, 0x8001, 0x100, 0x0, 0x2}, 0x0, 0x32981278, 0x18aef196}}, @TCA_POLICE_RATE64={0xc, 0x8, 0x2}, @TCA_POLICE_RATE64={0xc, 0x8, 0x7}, @TCA_POLICE_PEAKRATE64={0xc, 0x9, 0x6}], [@TCA_POLICE_RESULT={0x8, 0x5, 0xc6d4}, @TCA_POLICE_TBF={0x3c, 0x1, {0x1, 0x7, 0xf5, 0x50, 0x8000, {0x6, 0x0, 0x2a2, 0x800, 0x7, 0x8}, {0xfc, 0x3, 0x1, 0x7, 0x3}, 0x80, 0x3, 0xfffffffa}}, @TCA_POLICE_PEAKRATE={0x404, 0x3, [0x5, 0xf800, 0x460, 0x3, 0x8, 0x0, 0x0, 0x0, 0x73, 0x4, 0x2, 0x9, 0x29, 0x3, 0x7, 0x5, 0x0, 0x101, 0x4, 0x3ff, 0x1000, 0x9, 0x4, 0x100, 0x5, 0x0, 0xfffffffc, 0x10000, 0x6, 0x9, 0x5dc7, 0x1, 0x80000001, 0x9, 0x8, 0x2, 0x0, 0x80000001, 0x3, 0x2, 0x8, 0x3ff, 0x3, 0x9, 0x8, 0xff, 0x2e9, 0x2, 0x4, 0x6, 0x9, 0x20, 0x8000, 0x8, 0x80000000, 0x398, 0xf2, 0x3, 0x7, 0x8, 0xffffffff, 0x5, 0x81, 0x9, 0xdb, 0x4, 0x5, 0x3, 0x1, 0x1, 0xbb, 0x8, 0x9, 0x4, 0x5d5, 0x9, 0x7, 0x1, 0x800, 0x5, 0x7, 0x7, 0x2, 0x800, 0x1f, 0xaddf, 0x5, 0xaa1, 0x8, 0xfffffffa, 0x8, 0xfffffff8, 0x20, 0x6, 0x7, 0x5, 0x8, 0x7, 0x9, 0x6, 0xff, 0x9, 0x4, 0x1, 0x7, 0x80, 0xe239, 0x5, 0xffffffff, 0x1, 0x1f, 0x1, 0x2007, 0x286deb05, 0xc8, 0x3, 0xba7, 0x800, 0x92c, 0x10001, 0xe4, 0xd3, 0x9, 0x4, 0x2, 0xffff, 0x7, 0x3, 0x5f4bf773, 0x7, 0x1000, 0xf4, 0x32, 0x66a, 0x5d56, 0x7, 0x0, 0x8000000, 0xffff, 0x0, 0x5, 0x3f, 0xfffffeff, 0x6, 0x7, 0x10001, 0x4, 0x0, 0xb51, 0x100, 0x6, 0x7, 0x8000, 0x9, 0x8, 0x60, 0x5, 0x93d, 0x800, 0x97, 0x80, 0x9, 0x9, 0x6, 0x14, 0xb9, 0x6b, 0x4, 0xffff, 0x8c7a, 0x800, 0x1c75, 0x3ff, 0x1ff, 0x7d8, 0xffffffe0, 0x7, 0x0, 0x2, 0x1, 0x3, 0x9, 0x10001, 0xff, 0x2, 0x400, 0x7e, 0x10000, 0x5, 0xc4f8, 0x2, 0x4, 0x5, 0x5, 0x7, 0x6, 0x9, 0x400, 0x0, 0x6000000, 0x7, 0x2000, 0x9, 0x4, 0x4000000, 0x0, 0x3, 0x100, 0xf1c, 0x1, 0x52e, 0xf95a, 0x0, 0x0, 0x8001, 0x397b4e76, 0x10000, 0x7f, 0x800, 0x6, 0x8, 0x5, 0x9, 0x86, 0x7, 0x1000, 0x10001, 0x68, 0x6, 0x0, 0xecac, 0x3f, 0x1, 0x101, 0x1, 0x2, 0xffffbec2, 0x7, 0xdbe, 0x400, 0xffffffff, 0x6, 0x7, 0x8, 0x8, 0x4, 0xa4, 0x1, 0xc5e, 0x4, 0x9, 0x2, 0xe6c, 0x1000, 0x8, 0x4]}, @TCA_POLICE_RESULT={0x8, 0x5, 0x5}, @TCA_POLICE_RATE64={0xc, 0x8, 0x2}, @TCA_POLICE_RESULT={0x8, 0x5, 0x101}, @TCA_POLICE_RATE={0x404, 0x2, [0xe, 0x0, 0x10000, 0x6, 0x6, 0x5, 0x40, 0x200, 0xfffffffe, 0x4, 0x7fffffff, 0x7ff800, 0x4, 0xebc, 0x9, 0x0, 0x80000001, 0x5, 0x6, 0x6, 0x376c, 0x9, 0xe97, 0x8, 0x4, 0x20, 0x1, 0x6e0, 0x9a, 0x3, 0xa057, 0x8c, 0x1f, 0x100, 0x9, 0x10001, 0x8001, 0x4b, 0x3, 0x4, 0x87, 0xfff, 0x84c4, 0x0, 0x100, 0x5, 0xfffffff7, 0xd2e0, 0xffff, 0x50000000, 0x3, 0x9, 0x2, 0x3, 0x6, 0x7f, 0xa1e, 0x7, 0x6, 0x3, 0xb5a3, 0x7fff, 0x0, 0x6, 0x0, 0x80000001, 0x8, 0x0, 0x3, 0x0, 0x9, 0x7, 0xea0, 0x80000000, 0x7d, 0x2, 0x0, 0x100, 0x100, 0xffffff1f, 0x5, 0x39, 0x2, 0x5, 0x8, 0x7, 0x5, 0x9, 0x7fffffff, 0x2, 0x2, 0x1, 0x6, 0x8001, 0x0, 0x1, 0x80, 0x5, 0xfffffffa, 0x8, 0x4, 0xf2, 0x8, 0x3ff, 0xffffffff, 0x2, 0x50, 0x1, 0x20, 0x0, 0x0, 0x6, 0x80000000, 0x8000, 0xdf1, 0x3, 0x800, 0x1, 0x3, 0x95f7, 0x1f, 0xffffffff, 0x20, 0x4, 0x2, 0x80000001, 0x55, 0x7, 0x3, 0x0, 0xcb3, 0x5, 0x5, 0xfff, 0x40, 0x10000, 0x8, 0x8, 0x4, 0x7f, 0x1, 0x4, 0x800, 0x9, 0x0, 0x6, 0xfffffff8, 0x0, 0x7, 0x0, 0x5f1ae43c, 0x9, 0x10000, 0x1000000, 0x378, 0x8, 0x1, 0x3, 0x3, 0xffff, 0x9d0, 0xc81, 0x401, 0x401, 0x7ff, 0x7, 0x1, 0xe9, 0x9, 0x8001, 0xa24, 0x101, 0xe9, 0x0, 0x5, 0x2, 0x5, 0x37e, 0x2, 0x8, 0xfffffffe, 0x450d, 0x1, 0x40, 0xffffffff, 0x8e, 0xffff, 0x1000, 0x1f, 0x9, 0x9, 0x1, 0x1, 0x200, 0x5, 0x80000001, 0x8, 0x0, 0x236, 0x8, 0xffffffff, 0x7f, 0xfff, 0xfff, 0x1e, 0x9, 0x6, 0x3, 0x19, 0x3, 0x1, 0x5e2b, 0x57, 0x1, 0x7f, 0x40, 0x80, 0x3, 0x15e0dbd6, 0x0, 0xffffff80, 0x9, 0x80000001, 0xcbf, 0x7, 0x6, 0x1000, 0x20, 0x0, 0x0, 0x7, 0x20, 0x930, 0xfffffffe, 0xb9, 0x4, 0x1ff, 0x10000, 0x1, 0x5, 0xfffffff9, 0x3f, 0x9, 0x7, 0x4, 0x8, 0x7, 0x81, 0xf6, 0x0, 0x8, 0x3, 0xffffffff, 0x400, 0xd76000, 0x1ff]}], [@TCA_POLICE_RESULT={0x8, 0x5, 0x1ff}]]}, {0x95, 0x6, "76e657de07ffa54ff4745da0b7724e910f80315156ea0920424486e5f1989176f82e6d7f6e7d343558cad3a66ff6aed6e006c223b5394489ca9e0f7a790601343ad4325871c6309dfbf6d984d43f7d301542b5f7cbdc202514c3bf82adfaa86a246de76e2b3923a9832b6e0aca6193be9ce9a7e71bb63e45eead9bfea7e6c094617a84ac2c7d30afbf5608bd82274440e1"}, {0xc, 0x7, {0x1, 0x1}}, {0xc, 0x8, {0x3, 0x1}}}}, @m_sample={0x158, 0x15, 0x0, 0x0, {{0xb, 0x1, 'sample\x00'}, {0x3c, 0x2, 0x0, 0x1, [@TCA_SAMPLE_TRUNC_SIZE={0x8, 0x4, 0x1ff}, @TCA_SAMPLE_PARMS={0x18, 0x2, {0x4, 0x4, 0x4, 0x8, 0x9}}, @TCA_SAMPLE_TRUNC_SIZE={0x8, 0x4, 0x200}, @TCA_SAMPLE_TRUNC_SIZE={0x8}, @TCA_SAMPLE_PSAMPLE_GROUP={0x8, 0x5, 0x4}]}, {0xf2, 0x6, "7b55afcd776c9395c4677e6273d4b6c0e5972bd5a44d13dd3d4375dc2494aba61aa9e60d554b95d91d59105359de8721a5569a6a7084cf67c6c5f7eee642470209a494dba5c9ea7abc75a2ba6fa69169e9f08f2f06ff1695e434a0579985bac1e18029f7bc0c6d226fbc506bff6b68d1dc1fa84eb3eb99021b786fbfbd09b501e010a20a71e460dd82aa473567062dbe8e9c23536453eee94e9f276445f819c508700a42efb654f3517a007bc668cd36b5ca7ea43ab4993970609614b66616dc1e70f5cd3a00ffb13759404e149a7c6b27e2d72e83c2483f0afdc80b9560878165bbb487c5f6057d9a5426a26a2a"}, {0xc}, {0xc, 0x8, {0x2, 0x3}}}}, @m_bpf={0x130, 0xa, 0x0, 0x0, {{0x8, 0x1, 'bpf\x00'}, {0x7c, 0x2, 0x0, 0x1, [@TCA_ACT_BPF_OPS_LEN={0x6, 0x3, 0x9}, @TCA_ACT_BPF_NAME={0xa, 0x6, './bus\x00'}, @TCA_ACT_BPF_NAME={0xa, 0x6, './bus\x00'}, @TCA_ACT_BPF_NAME={0xa, 0x6, './bus\x00'}, @TCA_ACT_BPF_PARMS={0x18, 0x2, {0x7ff, 0xffff, 0x5, 0x1000, 0x4}}, @TCA_ACT_BPF_OPS={0x14, 0x4, [{0x7f, 0x6, 0x4, 0x7}, {0x8, 0x4, 0x6, 0x1}]}, @TCA_ACT_BPF_OPS_LEN={0x6, 0x3, 0x8}, @TCA_ACT_BPF_OPS_LEN={0x6}, @TCA_ACT_BPF_OPS_LEN={0x6, 0x3, 0xa}, @TCA_ACT_BPF_FD={0x8, 0x5, r4}]}, {0x8d, 0x6, "1e261d341eb2115858b7dedfdb31393829037d2bebd11eb4199a8b9ca65d54d76484f4c43deb473a97a41ea556349fba28e0f8902880c81de20c20e1df6a3cef689f01f9b9e0e4d5f67d9d3c0c31462daed1efc2aa542615bdc45b526d578e915eca0d3089e758e11ec9e645a7a39d65de1280dbe59b4f81eb8ebd3053807d169074511217916e6df3"}, {0xc}, {0xc}}}]}]}}]}, 0x4c14}, 0x1, 0x0, 0x0, 0x40841}, 0x80c1) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:31 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x10000, 0x0) setsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r3, 0x84, 0x13, &(0x7f0000000040), 0x4) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) 19:30:31 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x4000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 309.455407] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 309.499516] FAT-fs (loop5): Filesystem has been set read-only 19:30:31 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x10, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 309.545352] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 309.588531] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 309.606446] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:31 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, 0xffffffffffffffff, &(0x7f0000000000), 0x5000}]) 19:30:31 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) ioctl$VIDIOC_SUBDEV_G_DV_TIMINGS(r2, 0xc0845658, &(0x7f0000000000)={0x0, @bt={0x2, 0x2, 0x0, 0x3, 0x401, 0x9ef5, 0x2, 0x617, 0x9, 0xc8, 0x3, 0x5, 0x0, 0x80000001, 0x2, 0x0, {0x60c, 0x6}, 0x0, 0x20}}) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 309.711619] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 309.729354] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:31 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) r2 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000180)='/dev/nvme-fabrics\x00', 0x10100, 0x0) setsockopt$inet_MCAST_JOIN_GROUP(r2, 0x0, 0x2a, &(0x7f0000000240)={0x43ba, {{0x2, 0x4e22, @dev={0xac, 0x14, 0x14, 0x43}}}}, 0x88) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$SNDRV_CTL_IOCTL_TLV_READ(r1, 0xc008551a, &(0x7f0000000040)={0x20, 0x20, [0x5, 0x5eb, 0x81, 0x3, 0x0, 0xef, 0x8, 0xff]}) [ 309.890308] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 309.912260] FAT-fs (loop5): Filesystem has been set read-only [ 309.932304] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) 19:30:31 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff02000000000000000000000000000100000000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:31 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x53ef, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:31 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="7fd7190166ff4ec52917393c0ae4040000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f0000000040)={r3, 0xe65}, &(0x7f000034f000)=0x8) 19:30:31 executing program 4: r0 = syz_open_dev$tty1(0xc, 0x4, 0x1) ioctl$TIOCSTI(r0, 0x5423, 0xfffffffffffffe00) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:31 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x17, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:31 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, 0x0}]) [ 310.244945] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue 19:30:31 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0x8001, 0x2000000021f, 0x1}) ioctl$SNDRV_SEQ_IOCTL_SET_CLIENT_INFO(r1, 0x40bc5311, &(0x7f0000000240)={0x8, 0x1, 'client0\x00', 0x1, "bbe290848e8585ea", "b49baae8148293c349d298b818e6f540eaf0048ae55079e6b1eb92749fc84fb4", 0x8, 0x9}) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 310.319530] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 310.330532] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) [ 310.354639] FAT-fs (loop5): Filesystem has been set read-only 19:30:31 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r2 = dup2(0xffffffffffffffff, r1) ioctl$ION_IOC_ALLOC(r2, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8000, 0x2000000021d, 0x0, r2}) r4 = dup2(0xffffffffffffffff, r3) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$LOOP_SET_STATUS64(r4, 0x4c04, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x6, 0x1f, 0x0, 0x0, 0x7, 0x8, "3ca44d3eb7813722fece7defd6e55a7879f498b9815584d33230c074490c08620301407ba7961b5c583dca60e614dd268d07f881248374f5d4777aeecec412d8", "f56b44d032452a7590b9ba79746517eeba8e0222c7bed516ac2f4382d6beb90c2969625dae2baee0046b9d6d7f1aa1f8ee13e76f15182b80e91af232a46ecb82", "812652934d875be5c7a95a77ace3c8bdf18bf3f8defb9f8916df4b5700cd6048", [0x955, 0x4]}) r5 = socket$inet_sctp(0x2, 0x5, 0x84) r6 = dup3(r0, r5, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r5, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r6, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r5, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r6, 0x84, 0x7a, &(0x7f000059aff8)={r7}, &(0x7f000034f000)=0x1ed4abe5) [ 310.380996] FAT-fs (loop5): error, invalid access to FAT (entry 0x00000020) 19:30:32 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, 0x0}]) [ 310.432586] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 310.441695] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:32 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x6000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:32 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x22, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:32 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r0, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r0, 0x4, 0x80000000002c00) write$binfmt_script(r0, &(0x7f0000000240)={'#! ', './bus', [{0x20, '^'}, {0x20, 'eth0$*'}, {0x20, 'devtmpfs\x00'}, {0x20, 'devtmpfs\x00'}, {0x20, 'devtmpfs\x00'}, {0x20, 'devtmpfs\x00'}, {0x20, 'devtmpfs\x00'}, {0x20, 'devtmpfs\x00'}, {0x20, 'vboxnet1+-+\bkeyring'}], 0xa, "e9996f470146c76ee34733aa091be6e165e25f731a4c3047a5d4936a6b675c2b886b7639cf3fed704918d94da4b0afe143791e08303ffdaa815bb5c5145ae76dea9afd9e3c3859d39ff97077f4f619fcaf7cb80618ebc5fb9e6557f60708b8547099cfc8952e5b67dc6190e2d5d1b483c578a2571d5684a2c9e4582de466d7ec53254809876964a456195ce0737c11f552772d8fa14822701a4709f78b9e0b0beb509dad6644124f884a3b7fe825820a00ed6a8a4e9ae4126326b523fdecc89a1644a94c593392"}, 0x129) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 310.598427] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 310.614139] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 310.686257] EXT4-fs: 11 callbacks suppressed [ 310.686268] EXT4-fs (sda1): Cannot specify journal on remount [ 310.703928] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 310.743398] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 310.755440] FAT-fs (loop5): error, fat_get_cluster: invalid cluster chain (i_pos 16) [ 310.778427] FAT-fs (loop5): Filesystem has been set read-only [ 310.793083] FAT-fs (loop5): error, fat_get_cluster: invalid cluster chain (i_pos 16) [ 310.822891] EXT4-fs (sda1): Cannot specify journal on remount [ 310.934887] FAT-fs (loop5): error, fat_get_cluster: invalid cluster chain (i_pos 16) 19:30:32 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff02000000000000000000000000000100000000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:32 executing program 0: r0 = socket$inet(0x2, 0x3, 0x800008) syncfs(r0) 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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB, @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:32 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xedc0, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:32 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x2c, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:32 executing program 5: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x1, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, 0x0}]) 19:30:32 executing program 4: mkdir(&(0x7f0000000040)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x2085040, 0x0) [ 311.254212] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 311.295217] FAT-fs (loop5): error, fat_get_cluster: invalid cluster chain (i_pos 16) [ 311.309896] EXT4-fs (sda1): Cannot specify journal on remount [ 311.316452] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 311.338588] FAT-fs (loop5): Filesystem has been set read-only 19:30:32 executing program 4: socket(0x23, 0x80000, 0x4159) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 311.365704] FAT-fs (loop5): error, fat_get_cluster: invalid cluster chain (i_pos 16) 19:30:33 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = dup3(r0, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(0xffffffffffffffff, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r1, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(0xffffffffffffffff, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(0xffffffffffffffff, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r1, 0x84, 0x7a, &(0x7f000059aff8)={r2}, &(0x7f000034f000)=0x1ed4abe5) [ 311.422043] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 311.444550] EXT4-fs (sda1): Cannot specify journal on remount [ 311.450891] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:33 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x2d, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:33 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xef53, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 311.539898] FAT-fs (loop5): error, fat_get_cluster: invalid cluster chain (i_pos 16) 19:30:33 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:33 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="0201885e4dcdef5f3ac9472ca004aaf83ad6e3ec0af41d73a549f77223441e3ad6233e1a2df78e0ec36bdd9299f289a7e9dff8fbceb5773b1cb07d5e396bdcbd25b2855fa30dbe88ed218c60aa30260b485307a79e1c59dfb0a8601331962fef0c19403f2707485a3e2a74bc1282d9d244da60c44cc3b5e5bd86bd9d8248", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 311.697040] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 311.720647] EXT4-fs (sda1): Cannot specify journal on remount [ 311.730556] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 311.832474] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 311.854515] EXT4-fs (sda1): Cannot specify journal on remount [ 311.879105] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:33 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff02000000000000000000000000000100000000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:33 executing program 0: ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) getsockopt$inet_sctp_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f00000000c0), &(0x7f0000000140)=0x8) ioctl$sock_rose_SIOCDELRT(r1, 0x890c, &(0x7f0000000000)={@dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x3, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={'nr', 0x0}, 0x2, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @default, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @bcast, @bcast, @bcast, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x2}]}) r2 = socket$inet(0x2, 0x4000000805, 0x0) r3 = socket$inet_sctp(0x2, 0x5, 0x84) r4 = dup3(r2, r3, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r3, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r4, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r3, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r4, 0x84, 0x7a, &(0x7f000059aff8)={r5}, &(0x7f000034f000)=0x1ed4abe5) 19:30:33 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xff0f, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:33 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x48, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:33 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x9c002, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) r3 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) dup2(r3, r2) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r5 = openat$vga_arbiter(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/vga_arbiter\x00', 0x1000, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000200)={0xb, 0x0, 0x0, &(0x7f0000000080)='syzkaller\x00', 0x200, 0x1000, &(0x7f0000001340)=""/4096, 0x40f00, 0xc, [], 0x0, 0x7, 0xffffffffffffffff, 0x8, &(0x7f00000000c0)={0x6, 0x4}, 0x8, 0x10, &(0x7f0000000180)={0x4, 0x9, 0xd5, 0xb8d1}, 0x10, 0x0, r5}, 0x78) bpf$BPF_BTF_GET_FD_BY_ID(0x13, &(0x7f00000002c0), 0x4) r6 = dup2(0xffffffffffffffff, r4) ioctl$ION_IOC_ALLOC(r6, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$KDSETKEYCODE(r6, 0x4b4d, &(0x7f0000000280)={0x1, 0x9}) write$RDMA_USER_CM_CMD_CREATE_ID(r3, &(0x7f0000000080)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000000)={0xffffffffffffffff}, 0x106}}, 0x20) write$RDMA_USER_CM_CMD_RESOLVE_IP(r2, &(0x7f0000000200)={0x3, 0x40, 0xfa00, {{0x6000000, 0x0, 0x0, @dev}, {0xa, 0x0, 0x0, @dev}, r7}}, 0x48) write$RDMA_USER_CM_CMD_JOIN_IP_MCAST(r1, &(0x7f00000001c0)={0x10, 0x30, 0xfa00, {&(0x7f0000000180), 0x2, {0xa, 0x4e20, 0xacd, @loopback, 0x8}, r7}}, 0x38) ioctl$VIDIOC_SUBDEV_S_SELECTION(r1, 0xc040563e, &(0x7f0000000040)={0x0, 0x0, 0x100, 0x1, {0x2670000, 0x1, 0x2, 0x7fe}}) [ 312.244036] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 312.272044] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 312.276775] EXT4-fs (sda1): Cannot specify journal on remount [ 312.326271] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 312.349139] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:33 executing program 4: mkdir(&(0x7f0000000180)='./bus\x00', 0x1fe) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209, 0x0, r0}) setsockopt$TIPC_CONN_TIMEOUT(r1, 0x10f, 0x82, &(0x7f00000001c0)=0x1000, 0x4) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x1294420, 0x0) lsetxattr(&(0x7f0000000040)='./bus\x00', &(0x7f0000000080)=@known='trusted.overlay.metacopy\x00', &(0x7f0000000100)='\x00', 0x1, 0x0) 19:30:34 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x4c, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:34 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010001", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:34 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x40000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 312.504617] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 312.527789] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:34 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) openat$vsock(0xffffffffffffff9c, &(0x7f0000000080)='/dev/vsock\x00', 0x200200, 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r0, 0x29, 0x40, &(0x7f0000000000), 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r2 = dup2(0xffffffffffffffff, r1) ioctl$ION_IOC_ALLOC(r2, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$BLKPG(r2, 0x1269, &(0x7f0000000300)={0x7e, 0x3, 0x13, &(0x7f00000002c0)="0932dbb9149a1175a7e5a113fddd009d3775e2"}) fcntl$setstatus(r0, 0x4, 0x80000000002c00) getsockopt$IP_SET_OP_VERSION(r0, 0x1, 0x53, &(0x7f0000000100), &(0x7f0000000240)=0x8) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) llistxattr(&(0x7f0000000040)='./bus\x00', &(0x7f0000000180)=""/84, 0x54) [ 312.600886] EXT4-fs (sda1): Cannot specify journal on remount [ 312.605169] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 312.616083] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 312.705876] EXT4-fs (sda1): Cannot specify journal on remount 19:30:34 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:34 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x1fffff, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:34 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000000000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:34 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x60, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:34 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000040)='./bus\x00', &(0x7f0000000080)='reiserfs\x00', 0x1001034, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 313.218278] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 313.249057] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 313.321965] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 313.338309] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 313.345827] EXT4-fs (sda1): Cannot specify journal on remount 19:30:35 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x6b6b6b, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 313.495050] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 313.503444] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:35 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x68, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 313.645932] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 313.655860] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:35 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x1000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 313.844978] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue 19:30:35 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x6c, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 313.889980] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:35 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x2000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 314.049905] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 314.106071] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:35 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x74, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:35 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x3000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 314.308961] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 314.335764] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:36 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:36 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x7a, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:36 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000000000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:36 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x4000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 314.995264] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 315.044107] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:36 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x300, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:36 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x5000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 315.219341] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 315.237965] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:36 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x6000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:36 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x500, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 315.415846] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 315.430756] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 315.484856] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 315.509535] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:37 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x7000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:37 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x600, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 315.692279] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 315.719891] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:37 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x9000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 315.828871] EXT4-fs: 12 callbacks suppressed [ 315.828882] EXT4-fs (sda1): Cannot specify journal on remount [ 315.889960] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 315.923101] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 315.970013] EXT4-fs (sda1): Cannot specify journal on remount 19:30:37 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x10000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 316.218440] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 316.246714] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:37 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff}) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) splice(r0, 0x0, r1, 0x0, 0x10010, 0x0) 19:30:37 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000000000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) [ 316.342818] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 316.362460] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:38 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x700, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:38 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x20000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 316.513481] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 316.514001] EXT4-fs (sda1): Cannot specify journal on remount [ 316.543264] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 316.679064] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 316.699962] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 316.717226] EXT4-fs (sda1): Cannot specify journal on remount 19:30:38 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x900, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:38 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x22000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 316.906279] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 316.924838] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:38 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x23000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 316.979498] EXT4-fs (sda1): Cannot specify journal on remount [ 317.106081] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 317.148185] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 317.156085] EXT4-fs (sda1): Cannot specify journal on remount 19:30:38 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0xa00, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 317.247267] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 317.275108] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:38 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x2c000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 317.427208] EXT4-fs (sda1): Cannot specify journal on remount [ 317.709248] EXT4-fs (sda1): Cannot specify journal on remount [ 317.709986] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue 19:30:39 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x1700, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 317.775189] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 317.859467] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 317.867629] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:39 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff}) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) splice(r0, 0x0, r1, 0x0, 0x10010, 0x0) 19:30:39 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:39 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x3f000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 317.965559] EXT4-fs (sda1): Cannot specify journal on remount [ 318.090089] EXT4-fs (sda1): Cannot specify journal on remount [ 318.093247] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 318.120273] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:39 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x1f00, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 318.226350] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 318.268360] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:39 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x40000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:40 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x2000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:40 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x53ef0000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 318.503138] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 318.528185] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 318.685119] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 318.733350] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:40 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x60000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:40 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x2200, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 318.938242] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 318.983802] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:40 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x6b6b6b00, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:40 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x2c00, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 319.192236] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue 19:30:40 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x8cffffff, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 319.259898] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 319.448167] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 319.462469] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:41 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff}) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) splice(r0, 0x0, r1, 0x0, 0x10010, 0x0) 19:30:41 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:41 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x2d00, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:41 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xc0ed0000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 320.101347] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 320.126599] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:41 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x3f00, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:41 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xf5ffffff, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 320.361574] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 320.413613] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 320.559585] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue 19:30:42 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x4000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 320.604258] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:42 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xf6ffffff, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:42 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) ioctl$DRM_IOCTL_AGP_ALLOC(0xffffffffffffffff, 0xc0206434, &(0x7f0000000000)={0x0, 0x0, 0x2, 0xfffffffffffffff7}) ioctl$DRM_IOCTL_SG_ALLOC(0xffffffffffffffff, 0xc0106438, &(0x7f0000000040)={0x0, r4}) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 320.752612] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 320.784214] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:42 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xff0f0000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 320.867808] EXT4-fs: 10 callbacks suppressed [ 320.867819] EXT4-fs (sda1): Cannot specify journal on remount 19:30:42 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x4800, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 321.016767] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 321.045630] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:42 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = syz_init_net_socket$llc(0x1a, 0x2, 0x0) getsockopt$sock_linger(r2, 0x1, 0xd, &(0x7f00000005c0), &(0x7f0000000600)=0x8) r3 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r3, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB='\t\x00', @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) ioctl$SNDRV_TIMER_IOCTL_PAUSE(r3, 0x54a3) r5 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r5, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r5, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r5, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r5, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r1, 0x4, 0x0) pwritev(r5, &(0x7f0000000400)=[{&(0x7f0000000000)="549f649e86ba20f4014c0ba1930617cd95b8c471cbf04655660d25dda1a1f583bcdb59f333d569eeabebc5b5fa82ec1bc9f45239e33e48bf995096eb3c9b194484018a19bab01018313f137f7597c164f2e60adfb7ea76dcad6e204ba16e018ecdfb38b4760d6ee2830d0d5b9b0af342fa76f1b21520a369c0833833318fe30b6f63e93b5f8f76401f3d3cd826ef58cc38cc50e0093a0a0b548b9c4ab36a4a10f3dd7725f2bf9450068151a3777ff19ca014e0c27f", 0xb5}, {&(0x7f00000000c0)="5b89220846b243a351a54f9cd7194bb16bc647734b2f172eec31a83d31adf1cb439ca3cfe8de8715362de009c2f56380a3efde3a939657af68951f7939aa124006f39fc81ee82dc1dba571960b2daa7ed81fae247cd72127600118c62df07be1b39c46df8fa24e55f00934e9beb4f0e4e35943f7c94ebd20ddc348191b15b45a159cb0c4ad1e9b6c66d8943762", 0x8d}, {&(0x7f0000000180)="5a3304807b124f1d9a70e722abaddb6b1f04ee7d9cc78a8fbfe0fcfa940fda5ba75cda3855f9b3ee22f8e8ddca809ba6a33e48b0a8acd07698cf8299", 0x3c}, {&(0x7f00000001c0)="dd16b07c8d0c2b3979fe724fa1d08017df05a4be7090a31b5ee3e94c5a25eccdb06fb589cec6c56209f67490687d080a770897e311bd311298a07b8ed903c6383be55e462e99b078044a70a3e65144a8ece0d461995b5e99af6184618c2b4afecfca38bf7f71b72d04fdb095ac27124308d4918914689b5d11a2fc98fab6975daa49ef9e92621c5691abbea300d7dd3b130465", 0x93}, {&(0x7f0000000280)="9c35719d9edb8a20c782ccd4391a3256cb960a156a621afc6fd78675886da20ead723e82a86b86a406ac69c9de41729c7bd39537642e46b4c21ee3c7ddca507a65c7a3bdff0e6ddccca2dcb72aa58184b4941f488452c8ebda654069cc397cda4a7c70ca7ceb1cb3336f47", 0x6b}, {&(0x7f0000000300)="433395c8996bea0965d7f7312c2ead9bb8292670bd7a898c0a52e198481f1923330851080d45edc803449bc97a1e8f002b3dc75430042f290676ecea8d8415f27f1bb1740c0f922da3faa72ff9bf1e9277bd7cbce86733ab0275c885c7291dad8889b32bd17bb2646ac63655535a668272eabbc721e274d6886cbb624a8a253400935938fe2583be17ff0225b9336bf7e444a5bfa836fb5b7b19228fa7d94cd9785482ca22a345db0d371292c66877080310dde0cc37f674240f60f07a7654c30138665cdbd3a122a531b747b35c68a65f5ac93caf3ba8fb39745f41f702750246289b8d28a5d5c53b5d58ad5678fe093524d309", 0xf4}], 0x6, 0x2) sendmsg$NFULNL_MSG_CONFIG(r5, &(0x7f0000000580)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x58, 0x1, 0x4, 0x401, 0x0, 0x0, {0xc, 0x0, 0x3}, [@NFULA_CFG_NLBUFSIZ={0x8, 0x3, 0x1, 0x0, 0x8001}, @NFULA_CFG_QTHRESH={0x8, 0x5, 0x1, 0x0, 0x635a2d65}, @NFULA_CFG_MODE={0xa, 0x2, {0x8, 0x1}}, @NFULA_CFG_QTHRESH={0x8, 0x5, 0x1, 0x0, 0xd3}, @NFULA_CFG_TIMEOUT={0x8, 0x4, 0x1, 0x0, 0xfffffffb}, @NFULA_CFG_NLBUFSIZ={0x8, 0x3, 0x1, 0x0, 0x1}, @NFULA_CFG_FLAGS={0x6, 0x6, 0x1, 0x0, 0x7}, @NFULA_CFG_QTHRESH={0x8, 0x5, 0x1, 0x0, 0x2}]}, 0x58}, 0x1, 0x0, 0x0, 0x40805}, 0x40) sendmsg$NL80211_CMD_NEW_INTERFACE(r3, &(0x7f0000000940)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000900)={&(0x7f0000000880)={0x74, 0x0, 0x800, 0x70bd2a, 0x25dfdbff, {}, [@NL80211_ATTR_WIPHY={0x8, 0x1, 0x3}, @NL80211_ATTR_IFINDEX={0x8}, @NL80211_ATTR_WIPHY={0x8, 0x1, 0x4}, @NL80211_ATTR_IFINDEX={0x8}, @NL80211_ATTR_IFINDEX={0x8}, @NL80211_ATTR_IFNAME={0x14, 0x4, 'macvlan1\x00'}, @NL80211_ATTR_IFTYPE={0x8, 0x5, 0x3}, @NL80211_ATTR_IFINDEX={0x8}, @NL80211_ATTR_IFNAME={0x14, 0x4, 'rose0\x00'}]}, 0x74}, 0x1, 0x0, 0x0, 0x4000}, 0x800) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r3, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) [ 321.322860] EXT4-fs (sda1): Cannot specify journal on remount [ 321.337458] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 321.376538] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 321.481233] EXT4-fs (sda1): Cannot specify journal on remount 19:30:43 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r5) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:43 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x0, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:43 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xffff1f00, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:43 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x4c00, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:43 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f00000000c0)=ANY=[@ANYBLOB="0181ff00a30f7a3090ded6b016058ba244723da3377cbba02ce705d5c5f45a22548b3c6ec5109cc15ebe235ead5bc06c5fd312f247b61d76054ec2d357a4b06fc4bf2707bb5e118301ccf80a80841775191eed4bbd80", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) ioctl$VIDIOC_DV_TIMINGS_CAP(r2, 0xc0905664, &(0x7f0000000000)={0x0, 0x0, [], @raw_data=[0x1, 0x90, 0xe000, 0x82a0, 0xffffffe5, 0x2, 0x1000, 0x0, 0x4, 0x0, 0x1000, 0x8, 0x9, 0x7, 0x3, 0x1ff, 0x6, 0x6f7, 0x9fab, 0xffffff81, 0x4, 0x6, 0x6, 0x9, 0x0, 0x3, 0x9, 0x40, 0x1f, 0xd4, 0x2, 0xfffffdb6]}) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:43 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) ioctl$LOOP_CLR_FD(0xffffffffffffffff, 0x4c01) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) ioctl$VT_GETMODE(r2, 0x5601, &(0x7f0000000000)) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000040)=ANY=[@ANYBLOB="02051c7b8c0900000000000000ab94173576d0ca", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 322.183649] EXT4-fs (sda1): Cannot specify journal on remount [ 322.190380] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 322.218474] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:43 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x6000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 322.351774] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 322.376877] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:44 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xffffff7f, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 322.477418] EXT4-fs (sda1): Cannot specify journal on remount 19:30:44 executing program 0: socket$inet(0x2, 0x4000000805, 0x0) r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) r2 = dup3(0xffffffffffffffff, r1, 0x80000) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r4 = dup2(0xffffffffffffffff, r3) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$SIOCX25GCAUSEDIAG(r4, 0x89e6, &(0x7f0000000140)={0x6, 0x30}) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r0, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f00000001c0)=ANY=[@ANYBLOB="0fd1e4ca3f000008", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) r6 = creat(&(0x7f0000000080)='./bus\x00', 0x0) close(r6) r7 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r7, 0x84, 0x6e, &(0x7f0000000180)=[@in6={0xa, 0x0, 0x2000000, @dev, 0xc}], 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r7, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_RTOINFO(r6, 0x84, 0x0, &(0x7f00000000c0)={r8, 0x0, 0x7fff}, &(0x7f0000000100)=0x10) getsockopt$inet_sctp_SCTP_PR_ASSOC_STATUS(r2, 0x84, 0x73, &(0x7f0000000000)={r8, 0x9, 0x20, 0x9, 0xcb9}, &(0x7f0000000040)=0x18) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r5}, &(0x7f000034f000)=0x1ed4abe5) [ 322.565822] EXT4-fs (sda1): Cannot specify journal on remount [ 322.584553] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 322.597312] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:44 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x6800, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 322.722932] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 322.764580] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:44 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xffffff8c, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 322.877062] EXT4-fs (sda1): Cannot specify journal on remount [ 322.965866] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 322.986467] EXT4-fs (sda1): Cannot specify journal on remount 19:30:44 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x6c00, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 323.029693] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 323.119291] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 323.134717] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 323.313573] EXT4-fs (sda1): Cannot specify journal on remount 19:30:45 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r5) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:45 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, 0x0) r5 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:45 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r2, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r2, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r2, 0x29, 0x40, &(0x7f0000000340)="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", 0xfd) fcntl$setstatus(r2, 0x4, 0x80000000002c00) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000180)={0x0}) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r5 = dup2(0xffffffffffffffff, r4) ioctl$ION_IOC_ALLOC(r5, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$DRM_IOCTL_GEM_OPEN(r5, 0xc010640b, &(0x7f00000001c0)={0x0, 0x0, 0x6}) ioctl$DRM_IOCTL_GEM_FLINK(r1, 0xc008640a, &(0x7f0000000240)={r3, r6}) ioctl$VIDIOC_QUERYBUF(r1, 0xc0585609, &(0x7f0000000040)={0xffffffc1, 0x5, 0x4, 0x70850, 0x7, {0x77359400}, {0x5, 0x0, 0x2, 0x9, 0x0, 0x0, "545eb27d"}, 0x6, 0x3, @offset, 0x8000, 0x0, r2}) fchmodat(r7, &(0x7f0000000100)='./bus\x00', 0x39) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:45 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xfffffff5, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:45 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x7400, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:45 executing program 0: r0 = socket$inet(0x2, 0x6, 0x24) 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, 0x4e23, @rand_addr=0x64010101}], 0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) ioctl$sock_bt_hidp_HIDPGETCONNINFO(r2, 0x800448d3, &(0x7f0000000000)={@fixed={[], 0x12}, 0x0, 0x7, 0xfff8, 0x8, 0x100, "1403a8a05ecc572d39b8328ae5d5d8a3de35224dbe946e7b66c2c0398c08b92869980c6f8258937bc4eeda0c14ce75ec1898a0e61d7490ab471a3429f4ed9582b2084b01a73c2068468e1dd62b288487ea2824a2e5c79ad943c17fd7a2945f7bfcf045a5f5fd5dc529e0b44246bd5f235f3023072e67fa8cd8da575c9aa8d01d"}) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 323.769851] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 323.805098] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 323.838718] EXT4-fs (sda1): Cannot specify journal on remount 19:30:45 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xfffffff6, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:45 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x7a00, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:45 executing program 0: r0 = socket$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, 0x4e21, @loopback}], 0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 324.087425] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue 19:30:45 executing program 4: ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$KVM_GET_CLOCK(r1, 0x8030ae7c, &(0x7f0000000100)) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) acct(&(0x7f0000000040)='./bus\x00') ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) getsockname$packet(0xffffffffffffffff, &(0x7f0000000480)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @multicast}, &(0x7f00000004c0)=0x14) sendmsg$NL80211_CMD_GET_MESH_CONFIG(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000580)={&(0x7f0000000500)={0x50, 0x0, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@NL80211_ATTR_WDEV={0xc, 0x99, {0x0, 0x2}}, @NL80211_ATTR_WDEV={0xc, 0x99, {0x100, 0x1}}, @NL80211_ATTR_IFINDEX={0x8}, @NL80211_ATTR_IFINDEX={0x8, 0x3, r3}, @NL80211_ATTR_WDEV={0xc, 0x99, {0x8, 0x3}}, @NL80211_ATTR_WIPHY={0x8, 0x1, 0x1}]}, 0x50}, 0x1, 0x0, 0x0, 0x90}, 0x20048054) r4 = dup2(0xffffffffffffffff, r2) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r5 = socket$kcm(0x10, 0x2, 0x10) fadvise64(r2, 0x0, 0x1, 0x1) r6 = syz_genetlink_get_family_id$tipc(&(0x7f0000001240)='TIPC\x00') sendmsg$TIPC_CMD_SET_LINK_PRI(r5, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000040)={0x68, r6, 0x8b8e0eb13081c495, 0x0, 0x0, {{0x1, 0x0, 0x5901}, {}, {0x4c, 0x18, {0x0, @media='ib\x00'}}}}, 0x68}}, 0x0) sendmsg$TIPC_CMD_SHOW_PORTS(r4, &(0x7f0000000280)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x1c, r6, 0x400, 0x70bd27, 0x25dfdbfe, {}, ["", "", "", "", "", "", ""]}, 0x1c}, 0x1, 0x0, 0x0, 0x20000010}, 0x40480c4) syz_open_dev$sndctrl(&(0x7f0000000080)='/dev/snd/controlC#\x00', 0x9, 0x102) [ 324.134916] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:45 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = gettid() ptrace$setopts(0x4206, r3, 0x0, 0x0) tkill(r3, 0x2f) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000100)=ANY=[@ANYRESDEC=r3, @ANYRES32=0x0, @ANYRES32=0x0, @ANYBLOB="99fac225a795633a0958fa6a4baecfcb7c75a2798992c9f1a4d92c9ea3462aa3445ab0b63f5c40045e0486b8b85b2e17d79a432512de1a5383bf301a585021bac1e1f27d124f0788014ccf848fa81e10d98a1b2239a44a895267cd39ee6905a2d7720449b0987ba403e947b3507c5961cb27aec02ef4b43ba3cd98cd4fe69804ab1aaee1d3f213974f5206fa2a7c0dc0cab3066d7b4faba6d6d65b4a4f0697a608b297", @ANYRESHEX], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) 19:30:45 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r0, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r0, 0x4, 0x80000000002c00) ioctl$VIDIOC_PREPARE_BUF(0xffffffffffffffff, 0xc058565d, &(0x7f0000000040)={0x0, 0x2, 0x4, 0x20000, 0x6, {0x0, 0xea60}, {0x1, 0x2, 0x6, 0xfb, 0x9, 0x5, "735845c7"}, 0x1, 0x1, @userptr=0x40, 0x6, 0x0, r0}) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x2400, 0x9) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84480, 0x0) [ 324.248904] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 324.260873] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:46 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r5) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:46 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xedc000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:46 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x20000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:46 executing program 0: r0 = socket$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) r3 = socket$inet_smc(0x2b, 0x1, 0x0) accept$inet(r3, &(0x7f0000000140)={0x2, 0x0, @multicast1}, &(0x7f00000001c0)=0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r5 = dup2(0xffffffffffffffff, r4) ioctl$ION_IOC_ALLOC(r5, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r6 = creat(&(0x7f0000000080)='./bus\x00', 0x0) close(r6) r7 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r7, 0x84, 0x6e, &(0x7f0000000180)=[@in6={0xa, 0x0, 0x0, @dev, 0xc}], 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r7, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_RTOINFO(r6, 0x84, 0x0, &(0x7f00000000c0)={r8}, &(0x7f0000000100)=0x10) getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(r5, 0x84, 0x6f, &(0x7f0000000040)={r8, 0x20, &(0x7f0000000000)=[@in={0x2, 0x4e23, @private=0xa010101}, @in={0x2, 0x4e20, @rand_addr=0x64010102}]}, &(0x7f0000000080)=0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r9}, &(0x7f000034f000)=0x1ed4abe5) 19:30:46 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, 0x0) r5 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:46 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) write(0xffffffffffffffff, &(0x7f0000000040)="fa", 0x1) r0 = openat$kvm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/kvm\x00', 0x0, 0x0) r1 = ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000740)={0x3, 0x2, 0xf000, 0x2000, &(0x7f0000000000/0x2000)=nil}) r2 = ioctl$KVM_CREATE_VCPU(r1, 0xae41, 0x0) ioctl$KVM_SET_USER_MEMORY_REGION(r1, 0x4020ae46, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x2000, &(0x7f0000000000/0x2000)=nil}) syz_genetlink_get_family_id$tipc2(&(0x7f0000000080)='TIPCv2\x00') sendmsg$TIPC_NL_BEARER_ADD(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="140000005f79d608e8aeddd3807a17d1f5cc"], 0x14}}, 0x0) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000200)={[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfd]}) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_RUN(r2, 0xae80, 0x0) ioctl$KVM_NMI(r2, 0xae9a) ioctl$KVM_SET_REGS(r2, 0x4090ae82, &(0x7f0000000380)) ioctl$KVM_RUN(r2, 0xae80, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 325.036053] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 325.081301] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:46 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x400000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:46 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x1000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:46 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000040)='devtmpfs\x00', 0x0, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) r2 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f0000000040)='./file0\x00', r1, r3) syz_mount_image$ext4(&(0x7f0000000080)='ext4\x00', &(0x7f0000000100)='./bus\x00', 0x7c, 0x2, &(0x7f0000001240)=[{&(0x7f0000000180)="aa778d86e8aa156d7b6b788a4d655736d6929cb775eb5628310acba9a67e9d922914deb7204c93514a393fa0fb46e095a514d00b9f5702fb7dfdd127e2b661fb20d2416d91fc392fb1e39a7fed2c5ab10044543945a00622132591f8115ade59208754d8b00a91799395b812ce957e40258d53de09671ba9bc96fa0b11a9ec8201e84dd7cd93b50581e06df8ff231dcb59c4e20b51f4ccef7154352430", 0x9d, 0x101}, {&(0x7f0000000240)="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", 0x1000, 0x10000}], 0x40, &(0x7f0000001280)={[{@jqfmt_vfsv1='jqfmt=vfsv1'}, {@dax='dax'}, {@dioread_nolock='dioread_nolock'}, {@jqfmt_vfsv1='jqfmt=vfsv1'}, {@resgid={'resgid', 0x3d, r3}}, {@nodiscard='nodiscard'}, {@journal_async_commit='journal_async_commit'}], [{@permit_directio='permit_directio'}, {@smackfsdef={'smackfsdef', 0x3d, 'devtmpfs\x00'}}, {@seclabel='seclabel'}]}) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 325.313677] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 325.336091] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:47 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x4000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 325.400125] EXT4-fs (loop4): VFS: Can't find ext4 filesystem 19:30:47 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x6b6b6b, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:47 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) mkdir(&(0x7f0000000040)='.\x00', 0x0) [ 325.530354] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 325.563642] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:47 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:47 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x6b6b6b00000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:47 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) getsockopt$rose(r1, 0x104, 0x2, &(0x7f0000000040), &(0x7f0000000080)=0x4) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:47 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x1000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:47 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, 0x0) r5 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:47 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) modify_ldt$read(0x0, &(0x7f0000000000)=""/144, 0x90) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x4044000, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 326.241220] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 326.259786] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 326.271134] EXT4-fs: 8 callbacks suppressed [ 326.271145] EXT4-fs (sda1): Cannot specify journal on remount 19:30:47 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) r2 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f0000000040)='./file0\x00', r1, r3) syz_mount_image$hfs(&(0x7f0000000040)='hfs\x00', &(0x7f0000000080)='./bus\x00', 0x7, 0x3, &(0x7f0000000300)=[{&(0x7f0000000100)="b0591551100615fe6168c4c7b90a95b354c36be3c16399c21148f5", 0x1b, 0x100000001}, {&(0x7f0000000240)="7db4e3ecca9b67c315d00124840c6d2dd46f3e0c774f1a4a54f62e5252c11048c5c5da281b7e6df5e18523055436722ab379b5a9ef0adeb81224bdc281250250b4562c67fd5f1e9b87716e42929624d3936ac6ddefb9f747b2ffb40e00dcd839f811a216e4a55e944081e851686b1ef27f6c25bbfbcfaf326dfa32046e772da509633f77e010f369b14b52278a6a2b8d9ef9e1459780419e5df1a9c2dd39ddd747c4a40d6aad01a12158dbcf12d222c68c9181", 0xb3, 0x5}, {&(0x7f0000000180)="336cbdc817b85b7749b33a1cd48b5ca555abedf0d3ef456fb36214b5ff3f02466bb3f02e35", 0x25, 0x3ff}], 0x1048058, &(0x7f0000000380)={[{@quiet='quiet'}, {@file_umask={'file_umask', 0x3d, 0x7}}, {@umask={'umask', 0x3d, 0x1000000000003}}, {@session={'session', 0x3d, 0x9}}, {@gid={'gid', 0x3d, r3}}], [{@smackfsfloor={'smackfsfloor', 0x3d, 'proc'}}, {@dont_hash='dont_hash'}, {@measure='measure'}, {@hash='hash'}]}) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 326.334048] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 326.372351] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:48 executing program 0: r0 = socket$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) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r4 = dup2(0xffffffffffffffff, r3) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r5 = socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$batadv(&(0x7f0000000300)='batadv\x00') r7 = socket(0x11, 0x800000003, 0x0) bind(r7, &(0x7f0000000100)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r7, &(0x7f00000003c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000000)=0x14) sendmsg$BATADV_CMD_GET_MESH(r5, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={0x1c, r6, 0x27, 0x0, 0x0, {}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r8}]}, 0x1c}}, 0x0) sendmsg$BATADV_CMD_GET_MCAST_FLAGS(r4, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x58, r6, 0x302, 0x70bd28, 0x25dfdbfc, {}, [@BATADV_ATTR_DISTRIBUTED_ARP_TABLE_ENABLED={0x5}, @BATADV_ATTR_GW_BANDWIDTH_UP={0x8, 0x32, 0x9cf3116d}, @BATADV_ATTR_MULTICAST_FANOUT={0x8, 0x3c, 0x10000}, @BATADV_ATTR_MULTICAST_FANOUT={0x8, 0x3c, 0x8}, @BATADV_ATTR_NETWORK_CODING_ENABLED={0x5, 0x38, 0x1}, @BATADV_ATTR_VLANID={0x6, 0x28, 0x4}, @BATADV_ATTR_VLANID={0x6, 0x28, 0x3}, @BATADV_ATTR_ORIG_ADDRESS={0xa}]}, 0x58}, 0x1, 0x0, 0x0, 0x20048811}, 0x8080) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r9}, &(0x7f000034f000)=0x1ed4abe5) [ 326.397681] EXT4-fs (sda1): Cannot specify journal on remount 19:30:48 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x100000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:48 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x2000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:48 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="0201ca0f02a26a0a5c34cf2905bbebebc7e6fae71e390fd4e9008757eed2b5d1b6f47468825e8f081ffe82877c303de701bac6164161c08df914f45d319c08f43e855282e4ba549766bae660131561728703ac8e8c7d30a0952c674b3d9f410f0a76b0b8b610fd6e0dcb75687f6e8eb07e50e56eb53aeaaf7750e1bfb3e34532c607ffbfeefab7a7cd437ad2cdecf4c7f501e76dc6b21e7d2eb9177c894ad3838c6dc9638ab95496de8c7af92da6d2fea2d49c874d3d367603eb53152ba3461365c20a91ddca78a993e477940d866eb3cb62e21be80b7c15821aac6ccb914d087f531dd77c", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:48 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) symlink(&(0x7f0000000040)='./bus\x00', &(0x7f0000000080)='./bus\x00') [ 326.665243] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 326.706938] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 326.721380] EXT4-fs (sda1): Cannot specify journal on remount 19:30:48 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:48 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x200000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:48 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000000000), 0x0) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r4 = dup2(0xffffffffffffffff, r3) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$sock_kcm_SIOCKCMCLONE(r4, 0x89e2, &(0x7f0000000000)={r1}) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r7 = dup2(0xffffffffffffffff, r6) ioctl$ION_IOC_ALLOC(r7, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) write$midi(r7, &(0x7f0000000140)="4ba099845d2572d0e8b59f354f640e903c3c2c6b098da8c65a3586acd510190715040d4f5e96e06c0fbb13a624441e9952ce5667ad510a025fdb961b501d5f72556ac90bd65562f6dc2b40d05d4d3617e08821153979fe45dc3fe2fa4c32a2d86ebf0f3725689370c7993d8ae2ea3c9b1dae19a5dc76a7978dfa324d578383ee858ee20d133e974a0a93e4feb0c8e4a0e1b65cedb6d99e8471ec80c00defce33468151e4dd901caaf1756b152488b32cfe03bf4c", 0xb4) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r5}, &(0x7f000034f000)=0x1ed4abe5) 19:30:48 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) lremovexattr(&(0x7f0000000040)='./bus\x00', &(0x7f0000000080)=@random={'btrfs.', 'devtmpfs\x00'}) 19:30:49 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r5 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:49 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x3000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 327.427851] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 327.449553] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:49 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(0xffffffffffffffff, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x80000000002c00) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r0, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r0, 0x4, 0x80000000002c00) r1 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r2, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty, 0x8000}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r2, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r2, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x80000000082c00) sendmsg$unix(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)=@abs={0x0, 0x0, 0x4e22}, 0x6e, &(0x7f0000000580)=[{&(0x7f0000000240)="e88bb8b644f7f696f4274efc7f4a9154eedf70d8441392bf5c9162236b38e194359cf772c01719b5f3a0a908b39483d291a47ad5c84f4ffb37bd4821e0ae9b43a6da04ea8c2d2df30b00afcc1ff5ae074843d4ea1f1884234e977aad229fc7c2766c91f4466650d9efec0750a12ed7e08b8d2337db5e99903bdf1bc12f25d61949a5095de4b40ba2839923f1b03fb64bd0a9fd47f3176ae17acf5ec8697828bbc60095", 0xa3}, {&(0x7f0000000300)="1d0ad9657524c453f34cb309af74a6c874760d9a3f7f5dc88f06fb0833704c462995db8b79a7c259ba4ac3fe876f0a3b62592bf9c9f09cc1980ae80d3f135999f912c894ea18001a8830abd41705f29b85c53749534cc6d1722daa9de9ea22d8fc69270f5bac208124e5b796517b08b8d7f3d7a4bfa29bccba98b95971b30b3092a49fb6d6f2e69de2004c746d39dd0b0df51ae7e726a503354c70d888f18d6cddf8cc0e51ca584158214b1698b723c0ef37083abe710258bb65a0a139c965ccf5b8d1f024", 0xc5}, {&(0x7f0000000400)="e923e5c5e4a0cb0d34067ce5ba4641feac4282416e767a3225435d9203c4e19dd63a67321842c30041638dfd50f28f880e2999614b9ca415e388864c204e3db2ac322611f5268062d059846848b79f45a73cc100c68c4840c83e42920c41f7353c2b5661a9ec08ddc8bf2608a07edcacab14dac9882febd5110fbe2bac1a9d3b4b142cb7eb656cb3b4bbc4c9087a7fc11c6a0b9234bb98a76e5a7d32740609ca96b7d33baac948a0c4fa78b81898d10d3711717ee85fb5206e413777a6f63018d3036537745222d73c4fc7fb1e2b4af4bfb79287b8f4591ab0bd0ba1cfcebbc213a4d6b0", 0xe4}, {&(0x7f0000000680)="1be864d7ff46acd7dce441ad04ccdcaf1957e45e56363ebc93adaa4410797ddcf78b51493413902abe781ec0dd38a4b8e4c327a626ed6ddac500000000000600002e5c01a5b4417c039d15079a9d4980194e6b2d958cf5cac91991b4c7bef8f1a8e4660815f7c2c56ccd8c59e351be69b0ea1330f9fb23c02765111c1ef80276a19516d6757634031bd2a02d7fd5e1dc1c86032646dd469bfcbea72afe9d2374afdc88d28b16160637ac23eee02dd75496d1364a0e84800ec67d190acb01ac0f5e4d17668bca401dbc831c2791c4e741ab5590df405be84d25884aff2e8a454926d2", 0xe2}, {&(0x7f0000000500)="e07d146c1da46ff0f34d633cc970e83d90576c6d4b6bb42938322001f943ee0575239fb7063c8dd03bbf468bb9e9e5772532c9e438a1ebe1d0031e5d543b66cd4f85d15fbe8da114804b594afa50bd92f77cbdd7107b4755b68cdf1df31692c5f61115c2f1f42a8abd8d2139eeccce730dcf74ba07da830d1d7bf5bcb1", 0x7d}], 0x5, &(0x7f0000000180)=ANY=[@ANYRES16, @ANYRES32, @ANYRES32, @ANYRES32, @ANYRESOCT=r2, @ANYRES32, @ANYRES32, @ANYBLOB="2c000000000000000100000001000000", @ANYRES32, @ANYRES64=r1, @ANYRES32=r1, @ANYRES32=r2, @ANYRES32=r0, @ANYRES32, @ANYRES64=r0, @ANYRESHEX], 0x58, 0x4000000}, 0x40) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:49 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) ioctl$TCSETSF2(r2, 0x402c542d, &(0x7f0000000000)={0x2, 0x7, 0xb80, 0xffff, 0x8, "4658b034c6fe3e62d7bf15f0ec92d41dc8c180", 0x2, 0x6}) 19:30:49 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x300000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 327.580154] EXT4-fs (sda1): Cannot specify journal on remount [ 327.695499] EXT4-fs (sda1): Cannot specify journal on remount [ 327.720313] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue 19:30:49 executing program 0: r0 = socket$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, 0x4e28, @loopback}], 0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) r3 = openat$hwrng(0xffffffffffffff9c, &(0x7f0000000000)='/dev/hwrng\x00', 0x0, 0x0) mq_timedsend(r3, &(0x7f0000000040)="6ba33daa9e57552c50fa89d55240faeca6abc4ec5665dd9122cddc4997060ced3783704760c24b45581bb4458a34b8b331ba8700c47b81142b960c12be9dd466d967c661d1e05f7a8014c038be6a6c0fcd0fbe467fab3ca45f6f49c7afc44d8357d658ed90c85811824400e715cf786d81012b5b34ad4b4cd511ab80f97c54e3d34fa15e628b6c", 0x87, 0x1, &(0x7f0000000100)={0x77359400}) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) 19:30:49 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x4000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 327.753803] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 327.836250] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 327.854165] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:49 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x400000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 327.938752] EXT4-fs (sda1): Cannot specify journal on remount [ 328.051079] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 328.064895] EXT4-fs (sda1): Cannot specify journal on remount [ 328.073405] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:50 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:50 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f00000002c0)=ANY=[@ANYBLOB="6a1157f4da4db3a9dfd3fa5fee951b88568517c469beb2792e2900c7d2856ce88297d2c89b5a8733f5f25c9d3e28a4ed1fa9362d43add3e7175d8a0c046d8ea209d9968be3", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) r3 = creat(&(0x7f0000000080)='./bus\x00', 0x0) close(r3) r4 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r4, 0x84, 0x6e, &(0x7f0000000180)=[@in6={0xa, 0x0, 0x0, @dev, 0xc}], 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_RTOINFO(r3, 0x84, 0x0, &(0x7f00000000c0)={r5}, &(0x7f0000000100)=0x10) r6 = socket$inet(0x2, 0x3, 0x34) setsockopt$IPT_SO_SET_REPLACE(r6, 0x4000000000000, 0x40, &(0x7f0000000000)=@raw={'raw\x00', 0xc01, 0x3, 0x248, 0xd8, 0x5002004a, 0x0, 0x0, 0x0, 0x1b0, 0x3c8, 0x3c8, 0x1b0, 0x3c8, 0x3, 0x0, {[{{@ip={@multicast2, @multicast1, 0x0, 0x0, 'tunl0\x00', 'veth1\x00', {}, {}, 0x0, 0x0, 0x40}, 0x0, 0x70, 0xd8}, @unspec=@CT2={0x68, 'CT\x00', 0x2, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}, {{@ip={@empty, @broadcast, 0x0, 0x0, 'vxcan1\x00', 'team_slave_1\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x2a8) getsockopt$inet_sctp_SCTP_RTOINFO(r6, 0x84, 0x0, &(0x7f0000000140)={0x0, 0x6, 0x6, 0x1}, &(0x7f00000001c0)=0x10) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f0000000000)={r7}, &(0x7f0000000040)=0x8) 19:30:50 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x500000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:50 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x5000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:50 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r5 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:50 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) execve(&(0x7f0000000040)='./bus\x00', &(0x7f0000000300)=[&(0x7f0000000080)='vmnet0\x00', &(0x7f0000000100)='devtmpfs\x00', &(0x7f0000000180)='devtmpfs\x00', &(0x7f00000001c0)='devtmpfs\x00', &(0x7f0000000240)='\x00', &(0x7f0000000280)='\x00', &(0x7f00000002c0)='devtmpfs\x00'], &(0x7f00000005c0)=[&(0x7f0000000340)='devtmpfs\x00', &(0x7f0000000380)='devtmpfs\x00', &(0x7f00000003c0)='devtmpfs\x00', &(0x7f0000000400)='devtmpfs\x00', &(0x7f0000000440)='\x00', &(0x7f0000000480)='\x00', &(0x7f00000004c0)='selfsystemeth1.keyring-posix_acl_access:system\x00', &(0x7f0000000500)='devtmpfs\x00', &(0x7f0000000540)='devtmpfs\x00', &(0x7f0000000580)='devtmpfs\x00']) fanotify_init(0x10, 0x1) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$SNDRV_PCM_IOCTL_INFO(r1, 0x81204101, &(0x7f0000000640)) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 328.723917] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 328.746938] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 328.755482] EXT4-fs (sda1): Cannot specify journal on remount [ 328.791542] xt_CT: You must specify a L4 protocol and not use inversions on it 19:30:50 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x600000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:50 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) rename(&(0x7f0000000080)='./bus\x00', &(0x7f0000000100)='./bus\x00') mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) uselib(&(0x7f0000000040)='./bus\x00') mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:50 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x6000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:50 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) setsockopt$IP6T_SO_SET_REPLACE(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000000240)=@mangle={'mangle\x00', 0x1f, 0x6, 0x620, 0xd0, 0x0, 0x2d8, 0x3c8, 0x0, 0x550, 0x550, 0x550, 0x550, 0x550, 0x6, &(0x7f0000000040), {[{{@ipv6={@rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02', @mcast1, [0xffffffff, 0xffffffff], [0xff, 0xffffff00, 0xff, 0xff000000], 'veth1_to_bridge\x00', 'caif0\x00', {}, {}, 0x3c, 0x90, 0x0, 0x73}, 0x0, 0xa8, 0xd0}, @common=@inet=@SYNPROXY={0x28, 'SYNPROXY\x00', 0x0, {0x0, 0x4, 0x1000}}}, {{@ipv6={@initdev={0xfe, 0x88, [], 0x0, 0x0}, @private2={0xfc, 0x2, [], 0x1}, [0xffffffff, 0xffffffff, 0x0, 0xff], [0x0, 0x0, 0xffffffff, 0xffffff00], 'veth0_to_bond\x00', 'veth0_macvtap\x00', {}, {}, 0x2f, 0x2, 0x7, 0xa}, 0x0, 0xd8, 0x100, 0x0, {}, [@common=@srh={{0x30, 'srh\x00'}, {0x3a, 0x3, 0x6, 0x0, 0x1, 0x100, 0x20}}]}, @unspec=@CHECKSUM={0x28, 'CHECKSUM\x00'}}, {{@ipv6={@initdev={0xfe, 0x88, [], 0x1, 0x0}, @mcast2, [0xb86360df7f7145f8, 0xff000000, 0xffffffff, 0xff], [0xff000000, 0xff, 0xffffff00], 'team_slave_0\x00', 'virt_wifi0\x00', {0xff}, {}, 0x0, 0x4, 0x4, 0x1}, 0x0, 0xe0, 0x108, 0x0, {}, [@common=@unspec=@connbytes={{0x38, 'connbytes\x00'}, {[{0x5}, {0x1b}], 0x2, 0x1}}]}, @HL={0x28, 'HL\x00', 0x0, {0x0, 0x20}}}, {{@uncond, 0x0, 0xa8, 0xf0}, @SNPT={0x48, 'SNPT\x00', 0x0, {@ipv4=@multicast2, @ipv4=@multicast2, 0x2b, 0x1b, 0x2}}}, {{@uncond, 0x0, 0x160, 0x188, 0x0, {}, [@inet=@rpfilter={{0x28, 'rpfilter\x00'}, {0x3}}, @common=@srh1={{0x90, 'srh\x00'}, {0x3b, 0x38, 0x81, 0x2, 0xfff9, @private2, @loopback, @ipv4={[], [], @broadcast}, [0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff], [0xffffffff, 0xffffff00, 0xffffff00, 0xffffff00], [0xff, 0xffffffff, 0xff, 0xff000000], 0x421, 0x1240}}]}, @inet=@DSCP={0x28, 'DSCP\x00', 0x0, {0xd}}}], {{[], 0x0, 0xa8, 0xd0}, {0x28}}}}, 0x680) prctl$PR_GET_NO_NEW_PRIVS(0x27) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 329.037840] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 329.065898] EXT4-fs (sda1): Cannot specify journal on remount [ 329.075327] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:50 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x700000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:50 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x7000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 329.226075] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 329.257132] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 329.323232] EXT4-fs (sda1): Cannot specify journal on remount [ 329.550862] xt_CT: You must specify a L4 protocol and not use inversions on it 19:30:51 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) r5 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:51 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000040)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:51 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x900000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:51 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x9000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 329.963834] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 330.003905] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:51 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)) r5 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:51 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0x1, 0x0, &(0x7f0000618000)={0x2, 0x4e23, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:51 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:51 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0xa000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:51 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x1000000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:51 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) r0 = socket$nl_netfilter(0x10, 0x3, 0xc) sendmsg$NFT_MSG_GETTABLE(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000180)={0x70, 0x1, 0xa, 0x804, 0x0, 0x0, {0x1, 0x0, 0x1}, [@NFTA_TABLE_NAME={0x9, 0x1, 'syz1\x00'}, @NFTA_TABLE_NAME={0x9, 0x1, 'syz1\x00'}, @NFTA_TABLE_HANDLE={0xc, 0x4, 0x1, 0x0, 0x4}, @NFTA_TABLE_HANDLE={0xc, 0x4, 0x1, 0x0, 0x2}, @NFTA_TABLE_HANDLE={0xc, 0x4, 0x1, 0x0, 0x4}, @NFTA_TABLE_NAME={0x9, 0x1, 'syz0\x00'}, @NFTA_TABLE_FLAGS={0x8}, @NFTA_TABLE_NAME={0x9, 0x1, 'syz1\x00'}]}, 0x70}, 0x1, 0x0, 0x0, 0x10}, 0x4008004) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:51 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = gettid() ptrace$setopts(0x4206, r3, 0x0, 0x10) tkill(r3, 0x2f) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000040)=ANY=[@ANYBLOB="11f19801000000", @ANYRESOCT=r2, @ANYRES32=r3], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) [ 330.307843] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 330.334298] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:51 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d}) r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r0, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r0, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r0, 0x29, 0x40, &(0x7f0000000000), 0x0) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r2, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r2, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setxattr$trusted_overlay_nlink(&(0x7f0000000180)='./bus\x00', &(0x7f00000001c0)='trusted.overlay.nlink\x00', &(0x7f0000000240)={'L-', 0x6}, 0x16, 0x1) setsockopt$inet6_buf(r2, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r2, 0x4, 0x80000000002c00) ioctl$VIDIOC_G_EXT_CTRLS(r1, 0xc0205647, &(0x7f0000000080)={0x9f0000, 0x0, 0xd3, r2, 0x0, &(0x7f0000000040)={0x9b090f, 0xffff, [], @ptr=0x3f}}) readahead(r3, 0x1, 0x2) [ 330.438815] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 330.454281] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:52 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) r5 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:52 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x10000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:52 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) ioctl$SCSI_IOCTL_START_UNIT(r2, 0x5) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/drop_packet\x00', 0x2, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:52 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x2000000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 331.266236] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 331.281942] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:52 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) umount2(&(0x7f0000000040)='./bus\x00', 0x2) 19:30:52 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3, 0x1}, &(0x7f0000000100)=0xfffffffffffffed2) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r4, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r4, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r4, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r4, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r4, 0x4, 0x80000000002c00) write$binfmt_misc(r4, &(0x7f0000000000)={'syz1', "53396ef0714ea74c692aa9f993fa019fd7231b75fd5e837fed6ee34ce6c90ea08c5f7fd8809d1af358e66a2a2926eca6610cc2bee5315b0da87c61088474ba383ea6087853f2dcc2d38c3feeb3358f413bb90fb1fe5e87ed0d9dc2f6acafb9f1c93eff1f87901bca70cee59dada06e1d0f8acb857cbf7de7a14f44c0bb0373f58ba7c87bc5e1e2f32a79f76012d58032136e7ae52b9160939350276a2f162ebe5fdcb7ed549f4225dcebbaabf471a213091ab5314511ee8ddb2892bc2a72d2e6641014666d139b11970654a5982ccb60af9c73d1536e64b0f021892199015487a5735778e200a0fd6c7dc39fb7f040bd5e8fca44c8"}, 0xf9) 19:30:52 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:52 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x2200000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 331.363842] EXT4-fs: 4 callbacks suppressed [ 331.363853] EXT4-fs (sda1): Cannot specify journal on remount 19:30:53 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000080)='./bus/file0\x00', &(0x7f0000000040)='devtmpfs\x00', 0x105000, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 331.500420] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 331.513040] EXT4-fs (sda1): Cannot specify journal on remount 19:30:53 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x17000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 331.552833] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:53 executing program 4: clock_gettime(0x0, &(0x7f0000000040)={0x0, 0x0}) timer_settime(0x0, 0x1, &(0x7f0000000080)={{r0, r1+10000000}, {0x0, 0x989680}}, &(0x7f0000000100)) mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 331.627777] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 331.667929] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:53 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x2300000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 331.777916] EXT4-fs (sda1): Cannot specify journal on remount [ 331.842648] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 331.849834] EXT4-fs (sda1): Cannot specify journal on remount [ 331.861501] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 331.942828] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 331.988465] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:54 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) r5 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:54 executing program 4: mkdir(&(0x7f0000000040)='./bus/file0\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) 19:30:54 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x1b02cbb2, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:54 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x2c00000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:54 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(0xffffffffffffffff, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x80000000002c00) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r2, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r2, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r2, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r2, 0x4, 0x80000000002c00) dup3(0xffffffffffffffff, r2, 0x80000) sendmsg$kcm(0xffffffffffffffff, &(0x7f0000001580)={&(0x7f0000000000)=@nfc={0x27, 0x1, 0x2, 0x6}, 0x80, &(0x7f0000000200)=[{&(0x7f0000000080)="42812b38640031f978ca52330de7f2805ddb5ed46a0a75600da79027530095c32ed817bf9ee19fd6a2d96cb074c09ca90891029b882bebcdd1659ed4", 0x3c}, {&(0x7f00000000c0)="27bf82e3b28a3b485f17b536f28c4b226e359f2bce4c530032700b084f7aea405ec7088716ec48eabc87b98d53884456d4a6a203ba7bed3a1dca9fce85a225dbdbda9cdcbb6121b9f6e96b63cca566ab5aa37c2cdef1a511aa1215fe86341136cdf67e497c072bdd5bd2c5e31b3d17ff417fd4ed0e9a15acdf9c111016cd022d377e71e3a1067a623752e0dabb41310ff83b04f78bdfd45c587dd317476995ffa6b734b093b1398f17582083bf245f6b97d6b9095a4bd5b90347d73309cdc173392d448d26e8922e10167b182a5dbe8a9169e0cc6735e7e00d92f79eb82fbb08ef41a0", 0xe3}, {&(0x7f00000002c0)="b161538255dd4e004bc9dd8aa81489f1703077c4d1f747d8fe6664ed4133eb59fbd6c468e556bc9b592232e07d914b4b42009902acb06b6056ec899e64fd4bb7a3489e5af791fc8fb8c9c889206f59446e79e40e28040b35f418bf58b3b3d1bdac828be4bd7e42fa29a54cd2315a7ffec6ae111ff4c4360e73f2112066465fe62dfd441f78214f92ad56c6154d90c55c8d39e4b944f1804403c58a4a81f612244c0c70f2d1f50f8e3d5e49521c9ae10531128996a9586a94b8602a24326aaaff98bcd1ec95762dc3f51686df7b151003e917143dde67cbc1535426a9c86db4c39695f1d5874e7100000000000000", 0x1e}], 0x3, &(0x7f0000002900)=[{0xd8, 0x101, 0x7, "1d5912cd2163871040d92719159813cfa2d552501a0b2a52afdd5c057e0b170f3224deb33a015353642a07e2ae5b369093e3a761aaddecfe3d4882831bd32855b14838d4ac961b5c6b710ffcd3a88f200bbfd140ba50d850fe291f94cf8270936e982dab85f89d4a3a19d7a60c17aebed3d431d99bc41e17e3f8c3d95d521fb7defdc73c5a7b3c79ca21ef2664d933c8f28342d7bcf7d2911fac1758dcf9b6c39d8df39f763b8ba422ca3ef6a91f825cdc7c53339d7b9f91554a615dbc93289af5c2cde2e4f8"}, {0xffffff28, 0x10e, 0x7, "b484d1b177595a23594f5a8ff79e42ff7ce6d08dbd2b88904d558d2cfe99d927227ea08fe783ee71ea60683ec5ae13516e6a8281da03c8762cc049877027adc22b1d8b0b46ebb6ba1d27cba776f0f7e73aac4bb35dc29c51a6af7320345623d7ae14c4b456146e03c825c6b0eb3f5ed219becf74320f7bc1ee4c2baa429eb6dbe0ed9098ec62cd0ee8b7947d3173d45e6c5ebf04b1c65928cae96a7d5bd80a8780b783e9333f86f1d27f6fac4cae1a693ac00f4fa33a93a4b909d49eb3f92eda18ffb6be26c5df081e30cd49c9e10512b99894ecead1f559c630e3e54e5a4232cbc86a4f723b1fa66680531b9ed36413e85a35eef0869e"}, {0x48, 0x110, 0xfff, "cfae8bb55f587798db2d76c9a06f250434c5d2eaccfc202b9b2d3d04c788e02a2f4b71a28cef4f00472c4fd5b1b675e7e5deae"}, {0x1010, 0x108, 0x9364, "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{0x40, 0x1, 0xdc, "7d9dc04cc04a1fd3f28ab26c000362190be4e9c3f9d600d38ed1f04629e5bc38ac1ac802a697d8c253b4"}, {0xa0, 0x10b, 0x8000, "477c4ff003095ca02ed686fa399e0d6748638b3000137ca5f5088789208d5b0485757666c3eecf5a5d2a8ea310e64c368968d3cf2c7167d745ba3c693c9ebe13be2bee0f8ee49988edd4d0a732c4d39a5b668c5ab8f10bbaf0f131d6f49dc03e8a09b64b22531bc34b093d6165b40db81020a9475ec9b6bca0f468107ebc61088ef2b626acf20f0a6e67d2c94d18f4"}], 0xfffffffffffffdeb}, 0xc4) r3 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r3, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) 19:30:54 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:54 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000002a00)='/dev/snapshot\x00', 0x0, 0x0) getsockopt$inet6_int(r0, 0x29, 0x31, &(0x7f0000002a40), &(0x7f0000002a80)=0x4) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 332.558916] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 332.592170] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 332.634305] EXT4-fs (sda1): Cannot specify journal on remount [ 332.673543] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 332.688574] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:54 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x3f00000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 332.777007] EXT4-fs (sda1): Cannot specify journal on remount 19:30:54 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x1f000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:54 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) clone(0x20002004ffc, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) exit_group(0x0) r2 = dup2(0xffffffffffffffff, r1) ioctl$ION_IOC_ALLOC(r2, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r3 = syz_open_dev$vcsa(&(0x7f00000001c0)='/dev/vcsa#\x00', 0xca9, 0x8000) ioctl$SOUND_PCM_READ_CHANNELS(r3, 0x80045006, &(0x7f0000000300)) ioctl$SNDRV_PCM_IOCTL_WRITEI_FRAMES(r2, 0x40184150, &(0x7f0000000180)={0x0, &(0x7f0000000240)="5b9cc9cdbb2f3eb93be123994f97096891afb14633a39d4d362a0d192d2d7a2ebd8fcab29a75ac79a15c7f454d1136394f59e06607a4db867df128da4704638ada952df4a22e23761c6a90a2430b4bbb1dfdf555b2f2953f1089ccbc0801c07c31c5dddce5a0630d5761417adaadc01766b65542dfbe57c41e1f8302cc54ee90c1f838a893c92c3e1cd0e38f2bf9cd878249a65c0034f5f3cddeb5b641a07027dce1763fcfd6ffed4b5643068e6b35cce4d840d6012531a43918", 0xba}) r4 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$VIDIOC_G_TUNER(r4, 0xc054561d, &(0x7f0000000040)={0x5, "2083655c271bd2de2cab9de8d4238d8daf2f1b98f82b9a361eda5b4dd06df21f", 0x2, 0x4, 0x7f1e, 0x6, 0x1, 0x2, 0x3, 0x3}) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) [ 332.948946] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 332.988526] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 333.001444] EXT4-fs (sda1): Cannot specify journal on remount 19:30:54 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) sendmsg$OSF_MSG_ADD(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000240)={0x4bc, 0x0, 0x5, 0x5, 0x0, 0x0, {0x3, 0x0, 0x9}, [{{0x254, 0x1, {{0x0, 0x80000001}, 0x8a, 0x3, 0xe270, 0x9, 0x28, 'syz0\x00', "4ea80178b1a52919b5916988580ceac360a31ca63f074518f2a1c58364a7b8d5", "f468a16a8ad51c7a683e5ee52a47ba9091c274ec2ed1254b3a7f49601723bb45", [{0x4, 0x3000, {0x0, 0x6}}, {0x7, 0x5, {0x3, 0x6}}, {0x1f, 0x5, {0x0, 0xfffffffa}}, {0x5, 0x5, {0x2, 0xffff}}, {0xfff, 0x9, {0x3, 0x40}}, {0x8001, 0x0, {0x2, 0x7}}, {0xfff, 0x2800, {0x2, 0x7f}}, {0x1000, 0x7f, {0x1, 0x5}}, {0x6, 0xffff, {0x1, 0x80}}, {0x81, 0x2, {0x0, 0x400}}, {0x6, 0x6, {0x0, 0x9}}, {0x4, 0x5, {0x0, 0x1ff}}, {0x7, 0x1, {0x1, 0x8001}}, {0x8, 0x2f50, {0x1, 0x4f1d}}, {0x8, 0x0, {0x3, 0x101}}, {0x0, 0x3, {0x3, 0xfd}}, {0x4, 0xa6de, {0x0, 0x40}}, {0xffff, 0x3ff}, {0xac2, 0x6, {0x2, 0x5}}, {0xffff, 0x7ff, {0x3, 0x57d}}, {0xfff, 0x200, {0x1, 0x4}}, {0x9, 0xc4d}, {0x2, 0x9, {0xeb01882fea65ee9d, 0x5}}, {0x8, 0x8, {0x2, 0x4}}, {0x2, 0xff, {0x0, 0x3}}, {0x8, 0x5, {0x1, 0x7f}}, {0x800, 0x5, {0x3, 0x5}}, {0x89, 0x3ff, {0x1, 0x9}}, {0x1, 0xff, {0x0, 0x7ff}}, {0x401, 0x2, {0x2, 0x9}}, {0x4, 0x7ff, {0x2}}, {0xbd, 0x6, {0x1, 0x4dd5}}, {0x5, 0x0, {0x0, 0xe18}}, {0x1, 0x40, {0x0, 0x6}}, {0xa532, 0x3, {0x0, 0x9}}, {0x100, 0x7, {0x0, 0x7}}, {0x6, 0xc20, {0x3, 0x400}}, {0x3ff, 0x2, {0x3, 0x400}}, {0x7, 0x0, {0x2, 0x7f}}, {0x101, 0x2, {0x2, 0xff}}]}}}, {{0x254, 0x1, {{0x3, 0x2}, 0x8, 0xf7, 0x3, 0x72, 0x4, 'syz1\x00', "cef7132db50029bbd0c6ca9cbe19e8c003895131039339006d4d52b63cf41a1c", "ed9316b6bb5b7d6edad91f298d5ef8a57b286cbc83aa1949d4183a8c4f0c47ae", [{0x9, 0x800, {0x2, 0x9}}, {0x3, 0x6836, {0x0, 0x6}}, {0x1f, 0x8, {0x3, 0x3}}, {0x1ac, 0xffff, {0x1, 0x5}}, {0x3, 0x0, {0x1, 0x1}}, {0x401, 0x0, {0x1, 0x5f}}, {0x3e24, 0x0, {0x0, 0x3}}, {0x4, 0xf841, {0x3, 0xaa}}, {0xff, 0x8, {0x3, 0x6}}, {0x8, 0x9, {0x3, 0xffff}}, {0x400, 0x8, {0x2, 0x1f}}, {0x5, 0x687, {0x0, 0x7}}, {0xffff, 0x1, {0x3, 0x1}}, {0x9, 0x7ff, {0x2, 0x4035}}, {0x7ff, 0xfff, {0x0, 0x7fffffff}}, {0xfff, 0x4, {0x2, 0x6}}, {0xffff, 0x9, {0x3, 0xffff0001}}, {0xd545, 0x4, {0x2, 0x1ff}}, {0xa9a1, 0xff30, {0x3, 0x8b6e}}, {0x400, 0x6371, {0x0, 0x9}}, {0x3ff, 0x6, {0x1, 0x800}}, {0x401, 0x3f, {0x0, 0x1}}, {0x5, 0x4, {0x1, 0x4}}, {0x800, 0x6, {0x1, 0x401}}, {0x0, 0x8, {0x2, 0x820c}}, {0x6, 0x8, {0x1, 0x1}}, {0x1, 0x2, {0x3, 0x80000001}}, {0x5, 0x7, {0x3, 0x9}}, {0x3, 0x8, {0x0, 0x5}}, {0x401, 0x7fff, {0x2, 0xff}}, {0x1ff, 0x8000, {0x0, 0x1}}, {0x0, 0x0, {0x0, 0xc8}}, {0x3f, 0xfffe, {0x1, 0x100}}, {0x200, 0x1, {0x2, 0x8000}}, {0x2, 0x3330, {0x1, 0x2}}, {0x400, 0x5, {0x3, 0xfff}}, {0xfffc, 0x8, {0x2, 0x44}}, {0x101, 0x20, {0x1, 0x400}}, {0x3, 0x8, {0x0, 0x80000000}}, {0x3b1, 0x4, {0x0, 0x8fb5}}]}}}]}, 0x4bc}, 0x1, 0x0, 0x0, 0x20040000}, 0x4000000) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x8c001, 0x0) 19:30:54 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x4000000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 333.215483] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 333.242925] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 333.337804] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 333.346165] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:55 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:55 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x20000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:55 executing program 4: mkdir(&(0x7f00000000c0)='./bus\x00', 0x0) mount(0x0, &(0x7f0000000140)='./bus\x00', &(0x7f0000000200)='devtmpfs\x00', 0x0, 0x0) mount$overlay(0x400002, &(0x7f0000000000)='./bus\x00', 0x0, 0x84000, 0x0) r0 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r0, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) r2 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r2, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f0000000040)='./file0\x00', r1, r3) r4 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r4, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) r6 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r6, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f0000000040)='./file0\x00', r5, r7) getgroups(0x3, &(0x7f0000000180)=[0xffffffffffffffff, 0x0, r7]) r9 = socket$inet_udplite(0x2, 0x2, 0x88) getsockopt$sock_cred(r9, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0}, &(0x7f0000000080)=0xc) r11 = socket(0x10, 0x2, 0x0) getsockopt$sock_cred(r11, 0x1, 0x11, &(0x7f0000caaffb)={0x0, 0x0, 0x0}, &(0x7f0000cab000)=0xc) chown(&(0x7f0000000040)='./file0\x00', r10, r12) lsetxattr$system_posix_acl(&(0x7f0000000040)='./bus\x00', &(0x7f0000000080)='system.posix_acl_access\x00', &(0x7f0000000340)={{}, {0x1, 0x2}, [{0x2, 0x4}, {}, {0x2, 0x4}, {0x2, 0x3}, {0x2, 0xfa9ec2d9f16b5f03}, {0x2, 0x2}, {0x2, 0x3, r1}], {0x4, 0x2}, [{0x8, 0x0, r8}, {0x8, 0x1, r12}], {0x10, 0x2}, {0x20, 0x3}}, 0x6c, 0x3) 19:30:55 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x53ef000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:55 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000240)=ANY=[@ANYBLOB="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", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:30:55 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:55 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) setsockopt$inet6_tcp_int(0xffffffffffffffff, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(0xffffffffffffffff, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(0xffffffffffffffff, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x80000000002c00) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r3, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r3, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r3, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r3, 0x4, 0x80000000002c00) ppoll(&(0x7f0000000000)=[{r2, 0x401}, {}, {0xffffffffffffffff, 0x410}, {0xffffffffffffffff, 0x1040}, {r3, 0x2}], 0x5, &(0x7f0000000040), &(0x7f0000000080), 0x8) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) 19:30:55 executing program 4: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) r5 = dup(0xffffffffffffffff) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) [ 333.859226] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 333.868036] EXT4-fs (sda1): Cannot specify journal on remount [ 333.889906] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 334.003794] EXT4-fs (sda1): Cannot specify journal on remount [ 334.010886] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 334.020421] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:55 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x6000000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:55 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x22000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 334.230001] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 334.251166] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 334.312584] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 334.334233] EXT4-fs (sda1): Cannot specify journal on remount [ 334.342585] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:56 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x8000000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:56 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x2c000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 334.526257] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 334.549040] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:56 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:56 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x8cffffff00000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:56 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x2d000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:56 executing program 0: r0 = socket$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, @dev={0xac, 0x14, 0x14, 0x1f}}], 0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) r3 = creat(&(0x7f0000000080)='./bus\x00', 0x0) close(r3) r4 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r4, 0x84, 0x6e, &(0x7f0000000180)=[@in6={0xa, 0x0, 0x0, @dev, 0xc}], 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_RTOINFO(r3, 0x84, 0x0, &(0x7f00000000c0)={r5}, &(0x7f0000000100)=0x10) setsockopt$inet_sctp6_SCTP_AUTH_DEACTIVATE_KEY(r2, 0x84, 0x23, &(0x7f0000000040)={r5, 0x4}, 0x8) r6 = dup2(0xffffffffffffffff, 0xffffffffffffffff) ioctl$ION_IOC_ALLOC(r6, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$UI_SET_ABSBIT(r6, 0x40045567, 0x6) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="4bd83d00", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r7}, &(0x7f000034f000)=0x1ed4abe5) ioctl$KVM_UNREGISTER_COALESCED_MMIO(r2, 0x4010ae68, &(0x7f0000000000)={0x9000, 0x14000}) openat$vhci(0xffffffffffffff9c, &(0x7f0000000140)='/dev/vhci\x00', 0x80000) 19:30:56 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x0) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:56 executing program 4: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) [ 335.166263] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 335.182552] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:56 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xf5ffffff00000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:57 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x3f000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 335.392927] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 335.420961] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 335.543485] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 335.561302] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:57 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xf6ffffff00000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:57 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x40000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 335.750451] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 335.794127] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:57 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xff0f000000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:57 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x48000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 335.945126] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 335.964629] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:30:58 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:58 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xffff1f0000000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:58 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) dup(r1) prctl$PR_SET_PTRACER(0x59616d61, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000ee5000/0x1000)=nil, 0x1000, 0x1800004, 0x2aeb4800bb21a972, 0xffffffffffffffff, 0x0) r2 = socket$inet6_icmp_raw(0xa, 0x3, 0x3a) setsockopt$inet6_MRT6_ADD_MFC(r2, 0x29, 0xcc, &(0x7f0000ee5000)={{0xa, 0x0, 0x0, @mcast1}, {0xa, 0x0, 0x0, @initdev}}, 0x5c) setsockopt$inet6_MRT6_DEL_MFC_PROXY(r2, 0x29, 0xcd, &(0x7f0000ee5000)={{0xa, 0x0, 0x0, @empty}, {0xa, 0x0, 0x0, @ipv4}}, 0x5c) openat$cgroup_ro(0xffffffffffffff9c, &(0x7f0000000040)='memory.events\x00', 0x275a, 0x0) open(0x0, 0x0, 0x81) r3 = socket(0x0, 0x0, 0x0) close(r3) r4 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) sendmmsg$inet_sctp(r3, &(0x7f0000002cc0)=[{0x0, 0x29e, 0x0, 0x200000000000, &(0x7f00000016c0)=[@sndinfo={0x20, 0x84, 0x2, {0x0, 0x4, 0x0, 0x0, r5}}], 0x20}], 0x1, 0x0) getsockopt$inet_sctp6_SCTP_GET_PEER_ADDR_INFO(0xffffffffffffffff, 0x84, 0xf, &(0x7f0000000040)={r5, @in6={{0xa, 0x4e22, 0x3, @mcast1, 0x80}}, 0xfff, 0x1ff, 0x1, 0x8, 0x3f}, &(0x7f0000000100)=0x98) setsockopt$inet_sctp_SCTP_RESET_STREAMS(0xffffffffffffffff, 0x84, 0x77, 0x0, 0x0) r6 = socket$inet_sctp(0x2, 0x5, 0x84) dup3(r0, r6, 0x0) 19:30:58 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x4c000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:58 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x0) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:58 executing program 4 (fault-call:8 fault-nth:0): syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 336.590595] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 336.624228] EXT4-fs: 7 callbacks suppressed [ 336.624239] EXT4-fs (sda1): Cannot specify journal on remount [ 336.654282] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 336.774060] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 336.776145] EXT4-fs (sda1): Cannot specify journal on remount 19:30:58 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xffffff7f00000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 336.814263] FAULT_INJECTION: forcing a failure. [ 336.814263] name failslab, interval 1, probability 0, space 0, times 0 [ 336.836271] FAT-fs (loop4): Filesystem has been set read-only [ 336.842151] CPU: 0 PID: 15345 Comm: syz-executor.4 Not tainted 4.19.125-syzkaller #0 [ 336.850180] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 336.859545] Call Trace: [ 336.862188] dump_stack+0x1fc/0x2fe [ 336.865837] should_fail.cold+0xa/0x14 [ 336.868811] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 336.869732] ? setup_fault_attr+0x200/0x200 [ 336.869757] __should_failslab+0x115/0x180 [ 336.869774] should_failslab+0x5/0xf [ 336.889213] kmem_cache_alloc+0x278/0x370 [ 336.893382] io_submit_one+0x131/0x20c0 [ 336.897376] ? lookup_ioctx+0x1c0/0x7c0 [ 336.901366] ? aio_fsync+0x350/0x350 [ 336.905091] ? lock_acquire+0x170/0x3c0 [ 336.909079] ? __might_fault+0x11f/0x1d0 [ 336.913161] ? __might_fault+0xef/0x1d0 [ 336.917154] ? __se_sys_io_submit+0x142/0x4a0 [ 336.921661] __se_sys_io_submit+0x142/0x4a0 [ 336.925994] ? io_submit_one+0x20c0/0x20c0 [ 336.930235] ? fput+0x2b/0x190 [ 336.933443] ? __ia32_sys_read+0xb0/0xb0 [ 336.937511] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 336.942543] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 336.947351] ? trace_hardirqs_off_caller+0x69/0x210 [ 336.952383] ? do_syscall_64+0xf9/0x620 [ 336.956367] do_syscall_64+0xf9/0x620 [ 336.960180] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 336.966332] RIP: 0033:0x45ca69 [ 336.969529] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 336.988434] RSP: 002b:00007fcc82b1ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 336.996148] RAX: ffffffffffffffda RBX: 00000000004e0d40 RCX: 000000000045ca69 [ 337.003432] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcc82b1c000 19:30:58 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) getsockopt$SO_BINDTODEVICE(r0, 0x1, 0x19, &(0x7f0000000000), 0x10) [ 337.010712] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 337.017970] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 337.025226] R13: 00000000000001fb R14: 00000000004c4486 R15: 00007fcc82b1b6d4 19:30:58 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x60000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:58 executing program 0: setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(0xffffffffffffffff, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x30, &(0x7f0000000000), 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x80000000002c00) ioctl$EXT4_IOC_PRECACHE_EXTENTS(0xffffffffffffffff, 0x6612) r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$batadv(&(0x7f0000000300)='batadv\x00') r5 = socket(0x11, 0x800000003, 0x0) bind(r5, &(0x7f0000000100)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r5, &(0x7f00000003c0)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, &(0x7f0000000000)=0x14) sendmsg$BATADV_CMD_GET_MESH(r3, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000180)={0x1c, r4, 0x27, 0x0, 0x0, {}, [@BATADV_ATTR_MESH_IFINDEX={0x8, 0x3, r6}]}, 0x1c}}, 0x0) sendmsg$BATADV_CMD_SET_MESH(r2, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x30, r4, 0x200, 0x70bd2a, 0x25dfdbfc, {}, [@BATADV_ATTR_GW_MODE={0x5}, @BATADV_ATTR_ORIG_ADDRESS={0xa, 0x9, @multicast}, @BATADV_ATTR_GW_BANDWIDTH_DOWN={0x8, 0x31, 0x8}]}, 0x30}, 0x1, 0x0, 0x0, 0x4}, 0x880) ioctl$KVM_GET_PIT2(r2, 0x8070ae9f, &(0x7f00000001c0)) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r7}, &(0x7f000034f000)=0x1ed4abe5) 19:30:58 executing program 4 (fault-call:8 fault-nth:1): syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:30:58 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000000000)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f0000000040)='\t', 0x1, 0x8000, &(0x7f00006f7000)={0x2, 0x0, @rand_addr=0x64010112}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 337.285296] EXT4-fs (sda1): Cannot specify journal on remount [ 337.321054] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 337.333850] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 337.423190] EXT4-fs (sda1): Cannot specify journal on remount [ 337.447406] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 337.466142] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 337.508359] FAULT_INJECTION: forcing a failure. [ 337.508359] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 337.520220] CPU: 0 PID: 15389 Comm: syz-executor.4 Not tainted 4.19.125-syzkaller #0 [ 337.528095] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 337.537437] Call Trace: [ 337.540028] dump_stack+0x1fc/0x2fe [ 337.543646] should_fail.cold+0xa/0x14 [ 337.547523] ? setup_fault_attr+0x200/0x200 [ 337.551945] ? filemap_map_pages+0xbdf/0x1360 [ 337.556430] __alloc_pages_nodemask+0x22d/0x2620 [ 337.561282] ? __handle_mm_fault+0x2cdb/0x43b0 [ 337.565891] ? __lock_acquire+0x6b9/0x4380 [ 337.570145] ? mark_held_locks+0xf0/0xf0 [ 337.574200] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 337.579042] ? vmf_insert_mixed_mkwrite+0xa0/0xa0 [ 337.583881] ? __lock_acquire+0x6b9/0x4380 [ 337.588110] cache_grow_begin+0xa4/0x8b0 [ 337.592173] ? setup_fault_attr+0x200/0x200 [ 337.596487] cache_alloc_refill+0x28c/0x350 [ 337.600809] kmem_cache_alloc+0x347/0x370 [ 337.604945] io_submit_one+0x131/0x20c0 [ 337.608924] ? lookup_ioctx+0x1c0/0x7c0 [ 337.612886] ? aio_fsync+0x350/0x350 [ 337.616583] ? lock_acquire+0x170/0x3c0 [ 337.620544] ? __might_fault+0x11f/0x1d0 [ 337.624596] ? __might_fault+0xef/0x1d0 [ 337.628578] ? __se_sys_io_submit+0x142/0x4a0 [ 337.633057] __se_sys_io_submit+0x142/0x4a0 [ 337.637369] ? io_submit_one+0x20c0/0x20c0 [ 337.641588] ? fput+0x2b/0x190 [ 337.644766] ? __ia32_sys_read+0xb0/0xb0 [ 337.648812] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 337.653815] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 337.658570] ? trace_hardirqs_off_caller+0x69/0x210 [ 337.663595] ? do_syscall_64+0xf9/0x620 [ 337.667564] do_syscall_64+0xf9/0x620 [ 337.671364] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 337.676561] RIP: 0033:0x45ca69 [ 337.679757] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 337.698644] RSP: 002b:00007fcc82b1ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 337.706335] RAX: ffffffffffffffda RBX: 00000000004e0d40 RCX: 000000000045ca69 [ 337.713587] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcc82b1c000 [ 337.720860] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 337.728134] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 337.735389] R13: 00000000000001fb R14: 00000000004c4486 R15: 00007fcc82b1b6d4 [ 337.767381] FAT-fs (loop4): Filesystem has been set read-only [ 337.791962] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 337.831004] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 337.871443] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 337.882867] attempt to access beyond end of device [ 337.898350] loop4: rw=34817, want=157, limit=116 19:30:59 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) socket$netlink(0x10, 0x3, 0x0) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:59 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r6 = dup2(0xffffffffffffffff, r5) ioctl$ION_IOC_ALLOC(r6, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r6, 0x84, 0x66, &(0x7f0000000000)={r4, 0x7fff}, &(0x7f0000000040)=0x8) 19:30:59 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x68000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:30:59 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xffffffff00000000, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:30:59 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x0) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:30:59 executing program 4 (fault-call:8 fault-nth:2): syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:30:59 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r3 = dup2(0xffffffffffffffff, r2) ioctl$ION_IOC_ALLOC(r3, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) sendmsg$ETHTOOL_MSG_LINKMODES_SET(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x1c, 0x0, 0x400, 0x70bd26, 0x25dfdbfd, {}, [@ETHTOOL_A_LINKMODES_SPEED={0x8, 0x5, 0x13}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20004090}, 0x40008c0) r4 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r4, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r4, 0x84, 0x7a, &(0x7f000059aff8)={r5}, &(0x7f000034f000)=0x1ed4abe5) [ 338.310633] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 338.337583] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 338.400943] EXT4-fs (sda1): Cannot specify journal on remount [ 338.419462] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 338.462648] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 16) [ 338.492256] FAT-fs (loop4): Filesystem has been set read-only [ 338.506210] EXT4-fs (sda1): Cannot specify journal on remount [ 338.514810] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 16) [ 338.521624] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 338.526612] FAULT_INJECTION: forcing a failure. [ 338.526612] name failslab, interval 1, probability 0, space 0, times 0 19:31:00 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0xffffffffffffffff, 0x0, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 338.572458] CPU: 0 PID: 15441 Comm: syz-executor.4 Not tainted 4.19.125-syzkaller #0 [ 338.580422] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 338.589987] Call Trace: [ 338.592598] dump_stack+0x1fc/0x2fe [ 338.596245] should_fail.cold+0xa/0x14 [ 338.600157] ? setup_fault_attr+0x200/0x200 [ 338.604490] ? should_fail+0x142/0x7c0 [ 338.608424] ? setup_fault_attr+0x200/0x200 [ 338.612759] ? mempool_alloc+0x340/0x340 [ 338.616817] __should_failslab+0x115/0x180 [ 338.621064] should_failslab+0x5/0xf [ 338.624802] kmem_cache_alloc+0x40/0x370 [ 338.628877] ? mempool_alloc+0x340/0x340 [ 338.632952] mempool_alloc+0x148/0x340 [ 338.636857] ? mempool_resize+0x760/0x760 [ 338.641016] ? mempool_resize+0x760/0x760 [ 338.645185] ? __lock_acquire+0x6b9/0x4380 [ 338.649418] bvec_alloc+0xdb/0x2f0 [ 338.652959] bio_alloc_bioset+0x437/0x610 [ 338.657097] ? bvec_alloc+0x2f0/0x2f0 [ 338.660902] ? __lock_acquire+0x6b9/0x4380 [ 338.665140] ? mark_held_locks+0xf0/0xf0 [ 338.669191] mpage_alloc.isra.0+0x37/0x260 [ 338.673427] __mpage_writepage+0x105a/0x15c0 [ 338.677838] ? lock_downgrade+0x740/0x740 [ 338.681994] ? clean_buffers+0x290/0x290 [ 338.686059] ? clear_page_dirty_for_io+0xaa0/0xfd0 [ 338.690989] ? lock_downgrade+0x740/0x740 [ 338.695186] ? check_preemption_disabled+0x41/0x280 [ 338.700323] write_cache_pages+0x84c/0x1400 [ 338.704660] ? clean_buffers+0x290/0x290 [ 338.708723] ? clear_page_dirty_for_io+0xfd0/0xfd0 [ 338.713659] ? mark_held_locks+0xf0/0xf0 [ 338.717731] ? fat_add_cluster+0xf0/0xf0 [ 338.721846] mpage_writepages+0xdb/0x240 [ 338.725896] ? mpage_end_io+0x1f0/0x1f0 [ 338.729865] ? fat_add_cluster+0xf0/0xf0 [ 338.733912] ? mark_held_locks+0xf0/0xf0 [ 338.738035] ? mark_held_locks+0xf0/0xf0 [ 338.742106] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 338.746747] ? _raw_spin_unlock_irq+0x5a/0x90 [ 338.751249] ? fat_readpages+0x30/0x30 [ 338.755145] do_writepages+0xf3/0x2a0 [ 338.758954] ? page_writeback_cpu_online+0x10/0x10 [ 338.763876] ? do_raw_spin_unlock+0x171/0x260 [ 338.768360] ? _raw_spin_unlock+0x29/0x40 [ 338.772523] __filemap_fdatawrite_range+0x27d/0x350 [ 338.777551] ? delete_from_page_cache_batch+0xce0/0xce0 [ 338.782906] ? file_remove_privs+0x182/0x4f0 [ 338.787302] ? mnt_clone_write+0x10a/0x150 [ 338.791542] filemap_write_and_wait_range+0x46/0xd0 [ 338.796557] generic_file_direct_write+0x385/0x490 [ 338.801491] __generic_file_write_iter+0x2d4/0x610 [ 338.806418] generic_file_write_iter+0x3f4/0x725 [ 338.811169] aio_write+0x346/0x530 [ 338.814696] ? aio_read+0x3b0/0x3b0 [ 338.818322] ? lock_downgrade+0x740/0x740 [ 338.822488] ? lock_downgrade+0x740/0x740 [ 338.826619] ? lock_acquire+0x170/0x3c0 [ 338.830589] ? __might_fault+0xef/0x1d0 [ 338.834576] io_submit_one+0x1005/0x20c0 [ 338.838639] ? lookup_ioctx+0x1c0/0x7c0 [ 338.842615] ? aio_fsync+0x350/0x350 [ 338.846313] ? lock_acquire+0x170/0x3c0 [ 338.850362] ? __might_fault+0x11f/0x1d0 [ 338.854418] ? __might_fault+0xef/0x1d0 [ 338.858395] ? __se_sys_io_submit+0x142/0x4a0 [ 338.863058] __se_sys_io_submit+0x142/0x4a0 [ 338.867384] ? io_submit_one+0x20c0/0x20c0 [ 338.871613] ? fput+0x2b/0x190 [ 338.874885] ? __ia32_sys_read+0xb0/0xb0 [ 338.878928] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 338.883962] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 338.888720] ? trace_hardirqs_off_caller+0x69/0x210 [ 338.893728] ? do_syscall_64+0xf9/0x620 [ 338.897707] do_syscall_64+0xf9/0x620 [ 338.901585] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 338.906766] RIP: 0033:0x45ca69 [ 338.909953] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 338.931065] RSP: 002b:00007fcc82b1ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 338.938790] RAX: ffffffffffffffda RBX: 00000000004e0d40 RCX: 000000000045ca69 [ 338.946075] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcc82b1c000 [ 338.953357] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 338.960621] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 19:31:00 executing program 0: 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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f0000000000)="37c632122d9fa22fc838da6fde7fdff3741bc1a2788b50547cc268ee480290e95d72c18c2ee5b3606a7b9963b006b84edeea24b465d30437cf8ecc542c3e4f2d75a014171b25ff5698e1ac9e0e198e50e984c2e4001a9564db043d55eaf522a674ac9b70b4110d85934cce6987b52c04a472e2ed4c4ce8611cbee59be21e5a63cad16610d349164cb538f2b0f44c2cb635e8b60195", 0x95, 0x1, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 338.967878] R13: 00000000000001fb R14: 00000000004c4486 R15: 00007fcc82b1b6d4 [ 338.989817] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 16) 19:31:00 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x6b6b6b00, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:00 executing program 4 (fault-call:8 fault-nth:3): syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:31:00 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = syz_init_net_socket$ax25(0x3, 0x5, 0xcf) ioctl$SIOCAX25GETINFO(r2, 0x89ed, &(0x7f0000000040)) r3 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r3, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) ioctl$PPPIOCSFLAGS1(0xffffffffffffffff, 0x40047459, &(0x7f00000000c0)=0x100) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f0000000040)=ANY=[], &(0x7f0000000000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r3, 0x84, 0x7a, &(0x7f000059aff8), &(0x7f000034f000)=0x1ed4abe5) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r5 = dup2(0xffffffffffffffff, r4) ioctl$ION_IOC_ALLOC(r5, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$DRM_IOCTL_ADD_CTX(r3, 0xc0086420, &(0x7f0000000100)={0x0}) ioctl$DRM_IOCTL_DMA(r5, 0xc0406429, &(0x7f0000000240)={r6, 0x5, &(0x7f0000000140)=[0x0, 0x101, 0x8000, 0xfffffffd, 0x0], &(0x7f0000000180)=[0x3, 0x7ff], 0x2, 0x1, 0x8, &(0x7f00000001c0)=[0xfffff801], &(0x7f0000000200)=[0x1, 0x5, 0x101]}) [ 339.110912] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 16) 19:31:00 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) socket$netlink(0x10, 0x3, 0x0) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) [ 339.172343] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 339.206090] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:31:00 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x6c000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:00 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) ptrace$getenv(0x4201, 0xffffffffffffffff, 0xc1d, &(0x7f0000000000)) 19:31:00 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x2, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 339.353328] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 339.360382] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 16) [ 339.374473] EXT4-fs (sda1): Cannot specify journal on remount [ 339.374981] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 339.407154] FAT-fs (loop4): Filesystem has been set read-only [ 339.429004] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 16) [ 339.464830] FAULT_INJECTION: forcing a failure. [ 339.464830] name failslab, interval 1, probability 0, space 0, times 0 [ 339.483100] EXT4-fs (sda1): Cannot specify journal on remount [ 339.494882] CPU: 1 PID: 15489 Comm: syz-executor.4 Not tainted 4.19.125-syzkaller #0 [ 339.502798] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 339.512156] Call Trace: [ 339.514761] dump_stack+0x1fc/0x2fe [ 339.518401] should_fail.cold+0xa/0x14 [ 339.522293] ? setup_fault_attr+0x200/0x200 [ 339.526616] ? should_fail+0x142/0x7c0 [ 339.530504] ? setup_fault_attr+0x200/0x200 [ 339.534830] ? mempool_alloc+0x340/0x340 [ 339.538893] __should_failslab+0x115/0x180 [ 339.543139] should_failslab+0x5/0xf [ 339.546857] kmem_cache_alloc+0x40/0x370 [ 339.550926] ? mempool_alloc+0x340/0x340 [ 339.554984] mempool_alloc+0x148/0x340 [ 339.558897] ? mempool_resize+0x760/0x760 [ 339.563050] ? mempool_resize+0x760/0x760 [ 339.567200] ? __lock_acquire+0x6b9/0x4380 [ 339.571441] bvec_alloc+0xdb/0x2f0 [ 339.574986] bio_alloc_bioset+0x437/0x610 [ 339.579149] ? bvec_alloc+0x2f0/0x2f0 [ 339.582954] ? __lock_acquire+0x6b9/0x4380 [ 339.587187] ? mark_held_locks+0xf0/0xf0 [ 339.591252] mpage_alloc.isra.0+0x37/0x260 [ 339.595492] __mpage_writepage+0x105a/0x15c0 [ 339.599905] ? lock_downgrade+0x740/0x740 [ 339.604086] ? clean_buffers+0x290/0x290 [ 339.608156] ? clear_page_dirty_for_io+0xaa0/0xfd0 [ 339.613090] ? lock_downgrade+0x740/0x740 [ 339.617250] ? check_preemption_disabled+0x41/0x280 [ 339.622311] write_cache_pages+0x84c/0x1400 [ 339.626654] ? clean_buffers+0x290/0x290 [ 339.630734] ? clear_page_dirty_for_io+0xfd0/0xfd0 [ 339.635721] ? mark_held_locks+0xf0/0xf0 [ 339.639811] ? fat_add_cluster+0xf0/0xf0 [ 339.643883] mpage_writepages+0xdb/0x240 [ 339.647931] ? mpage_end_io+0x1f0/0x1f0 [ 339.651892] ? fat_add_cluster+0xf0/0xf0 [ 339.656013] ? mark_held_locks+0xf0/0xf0 [ 339.660063] ? mark_held_locks+0xf0/0xf0 [ 339.664119] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 339.668708] ? _raw_spin_unlock_irq+0x5a/0x90 [ 339.673211] ? fat_readpages+0x30/0x30 [ 339.677086] do_writepages+0xf3/0x2a0 [ 339.680907] ? page_writeback_cpu_online+0x10/0x10 [ 339.685841] ? do_raw_spin_unlock+0x171/0x260 [ 339.690326] ? _raw_spin_unlock+0x29/0x40 [ 339.694474] __filemap_fdatawrite_range+0x27d/0x350 [ 339.699505] ? delete_from_page_cache_batch+0xce0/0xce0 [ 339.704878] ? file_remove_privs+0x182/0x4f0 [ 339.709291] ? mnt_clone_write+0x10a/0x150 [ 339.713522] filemap_write_and_wait_range+0x46/0xd0 [ 339.718531] generic_file_direct_write+0x385/0x490 [ 339.723455] __generic_file_write_iter+0x2d4/0x610 [ 339.728384] generic_file_write_iter+0x3f4/0x725 [ 339.733131] aio_write+0x346/0x530 [ 339.736669] ? aio_read+0x3b0/0x3b0 [ 339.740292] ? lock_downgrade+0x740/0x740 [ 339.744446] ? lock_downgrade+0x740/0x740 [ 339.748634] ? lock_acquire+0x170/0x3c0 [ 339.752596] ? __might_fault+0xef/0x1d0 [ 339.756567] io_submit_one+0x1005/0x20c0 [ 339.760632] ? lookup_ioctx+0x1c0/0x7c0 [ 339.764693] ? aio_fsync+0x350/0x350 [ 339.768406] ? lock_acquire+0x170/0x3c0 [ 339.772364] ? __might_fault+0x11f/0x1d0 [ 339.776556] ? __might_fault+0xef/0x1d0 [ 339.780554] ? __se_sys_io_submit+0x142/0x4a0 [ 339.785036] __se_sys_io_submit+0x142/0x4a0 [ 339.789380] ? io_submit_one+0x20c0/0x20c0 [ 339.793622] ? fput+0x2b/0x190 [ 339.796803] ? __ia32_sys_read+0xb0/0xb0 [ 339.800856] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 339.806031] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 339.810832] ? trace_hardirqs_off_caller+0x69/0x210 [ 339.815843] ? do_syscall_64+0xf9/0x620 [ 339.819801] do_syscall_64+0xf9/0x620 [ 339.823603] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 339.828782] RIP: 0033:0x45ca69 [ 339.831959] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 339.850959] RSP: 002b:00007fcc82b1ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 339.858675] RAX: ffffffffffffffda RBX: 00000000004e0d40 RCX: 000000000045ca69 [ 339.865946] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcc82b1c000 [ 339.873199] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 339.881422] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 339.888763] R13: 00000000000001fb R14: 00000000004c4486 R15: 00007fcc82b1b6d4 [ 339.916566] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 16) 19:31:01 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff}) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r1, 0x0, 0x10010, 0x0) 19:31:01 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000140)=ANY=[@ANYBLOB="de01001084bc38874bacafc6c7e01de3b6a2d7f9d92315a73b5bdafa55b4de4b6364e0c627df68f138c931f01d98a309a054f0b155bc4357a455f3773aa15f0310a60ca1dc9b890eabbfbd3e5040b9929e6e4be5fb2ba2dbc49d1b3761db71", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r5 = dup2(0xffffffffffffffff, r4) ioctl$ION_IOC_ALLOC(r5, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) setsockopt$bt_hci_HCI_TIME_STAMP(r5, 0x0, 0x3, &(0x7f0000000040)=0x7ff, 0x4) setsockopt$inet_sctp_SCTP_PARTIAL_DELIVERY_POINT(r5, 0x84, 0x13, &(0x7f0000000000)=0x101, 0x4) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:31:01 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x3, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:31:01 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x74000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:01 executing program 4 (fault-call:8 fault-nth:4): syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:31:01 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000000080)="0959ea8a1f33d6f11708e340881ace848acad3ef6712aebe60969b19b54c34b53066204e1f93e55e805bf652c17daac6c240101157834793adabeda99e8998f3437a3119b2b4ad7b128ec16c5763a5286fe25fcd1186fedd451c4722f6deb6394a02f9c6e24908f9f1490116b228ef48b02c", 0x72, 0x8085, &(0x7f00006f7000)={0x2, 0x0, @empty}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 340.085303] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 340.097785] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 16) 19:31:01 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) socket$netlink(0x10, 0x3, 0x0) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) [ 340.147122] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 340.154835] EXT4-fs (sda1): Cannot specify journal on remount 19:31:01 executing program 0: socket$inet(0x2, 0x4000000805, 0x0) r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = socket$alg(0x26, 0x5, 0x0) r2 = dup3(r1, r0, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r0, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r3, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r3, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r3, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r3, 0x4, 0x80000000002c00) r4 = socket$inet(0x2, 0x3, 0x34) setsockopt$IPT_SO_SET_REPLACE(r4, 0x4000000000000, 0x40, &(0x7f0000000000)=@raw={'raw\x00', 0xc01, 0x3, 0x248, 0xd8, 0x5002004a, 0x0, 0x0, 0x0, 0x1b0, 0x3c8, 0x3c8, 0x1b0, 0x3c8, 0x3, 0x0, {[{{@ip={@multicast2, @multicast1, 0x0, 0x0, 'tunl0\x00', 'veth1\x00', {}, {}, 0x0, 0x0, 0x40}, 0x0, 0x70, 0xd8}, @unspec=@CT2={0x68, 'CT\x00', 0x2, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}, {{@ip={@empty, @broadcast, 0x0, 0x0, 'vxcan1\x00', 'team_slave_1\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x2a8) r5 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000300)='/dev/dlm-control\x00', 0x400000, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r5, 0x84, 0x1d, &(0x7f0000000340)=ANY=[@ANYBLOB="5f20ac", @ANYRESHEX=0x0, @ANYRESHEX=r4], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8), &(0x7f000034f000)=0x1ed4abe5) [ 340.261740] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 340.277460] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 340.294727] EXT4-fs (sda1): Cannot specify journal on remount [ 340.319524] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 16) 19:31:01 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x4, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 340.366538] FAT-fs (loop4): Filesystem has been set read-only [ 340.386802] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 16) 19:31:02 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x7a000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 340.434440] FAULT_INJECTION: forcing a failure. [ 340.434440] name failslab, interval 1, probability 0, space 0, times 0 [ 340.448861] xt_CT: You must specify a L4 protocol and not use inversions on it [ 340.480149] CPU: 0 PID: 15552 Comm: syz-executor.4 Not tainted 4.19.125-syzkaller #0 [ 340.488079] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 340.497440] Call Trace: [ 340.500050] dump_stack+0x1fc/0x2fe [ 340.503684] should_fail.cold+0xa/0x14 [ 340.507578] ? setup_fault_attr+0x200/0x200 [ 340.511902] ? blk_queue_enter+0x408/0xba0 [ 340.516149] __should_failslab+0x115/0x180 [ 340.520409] should_failslab+0x5/0xf [ 340.524906] kmem_cache_alloc_node+0x54/0x3b0 [ 340.529425] create_task_io_context+0x2c/0x430 [ 340.534018] generic_make_request_checks+0x1c25/0x22b0 [ 340.539298] ? __lock_acquire+0x6b9/0x4380 [ 340.543538] ? should_fail_bio.isra.0+0xa0/0xa0 [ 340.548222] generic_make_request+0x24c/0xe00 [ 340.552729] ? sb_mark_inode_writeback+0xc8/0x490 [ 340.557586] ? blk_put_request+0x110/0x110 [ 340.561836] ? __unlock_page_memcg+0x4f/0x100 [ 340.566354] ? submit_bio+0xb1/0x430 [ 340.570094] submit_bio+0xb1/0x430 [ 340.573647] ? generic_make_request+0xe00/0xe00 [ 340.578341] ? guard_bio_eod+0x283/0x640 [ 340.582427] __mpage_writepage+0x9c6/0x15c0 [ 340.586768] ? lock_downgrade+0x740/0x740 [ 340.590938] ? page_mapped+0x17e/0x3c0 [ 340.594835] ? clean_buffers+0x290/0x290 [ 340.598921] ? clear_page_dirty_for_io+0xaa0/0xfd0 [ 340.603871] ? lock_downgrade+0x740/0x740 [ 340.608041] ? check_preemption_disabled+0x41/0x280 [ 340.613087] ? check_preemption_disabled+0x41/0x280 [ 340.617048] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 340.618121] write_cache_pages+0x84c/0x1400 [ 340.630143] ? clean_buffers+0x290/0x290 [ 340.634229] ? clear_page_dirty_for_io+0xfd0/0xfd0 [ 340.639182] ? mark_held_locks+0xf0/0xf0 [ 340.643265] ? fat_add_cluster+0xf0/0xf0 [ 340.647336] mpage_writepages+0xdb/0x240 [ 340.651405] ? mpage_end_io+0x1f0/0x1f0 [ 340.655402] ? fat_add_cluster+0xf0/0xf0 [ 340.659483] ? mark_held_locks+0xf0/0xf0 [ 340.663561] ? mark_held_locks+0xf0/0xf0 [ 340.666829] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 340.667631] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 340.678086] ? _raw_spin_unlock_irq+0x5a/0x90 [ 340.682594] ? fat_readpages+0x30/0x30 [ 340.686480] do_writepages+0xf3/0x2a0 [ 340.690286] ? page_writeback_cpu_online+0x10/0x10 [ 340.695222] ? do_raw_spin_unlock+0x171/0x260 [ 340.699726] ? _raw_spin_unlock+0x29/0x40 [ 340.703894] __filemap_fdatawrite_range+0x27d/0x350 [ 340.708928] ? delete_from_page_cache_batch+0xce0/0xce0 [ 340.714322] ? file_remove_privs+0x182/0x4f0 [ 340.718723] ? mnt_clone_write+0x10a/0x150 [ 340.722972] filemap_write_and_wait_range+0x46/0xd0 [ 340.727982] generic_file_direct_write+0x385/0x490 [ 340.732925] __generic_file_write_iter+0x2d4/0x610 [ 340.737847] generic_file_write_iter+0x3f4/0x725 [ 340.742693] aio_write+0x346/0x530 [ 340.746219] ? aio_read+0x3b0/0x3b0 [ 340.749835] ? lock_downgrade+0x740/0x740 [ 340.753975] ? lock_downgrade+0x740/0x740 [ 340.758541] ? lock_acquire+0x170/0x3c0 [ 340.762502] ? __might_fault+0xef/0x1d0 [ 340.766469] io_submit_one+0x1005/0x20c0 [ 340.770517] ? lookup_ioctx+0x1c0/0x7c0 [ 340.774560] ? aio_fsync+0x350/0x350 [ 340.778279] ? lock_acquire+0x170/0x3c0 [ 340.782257] ? __might_fault+0x11f/0x1d0 [ 340.786313] ? __might_fault+0xef/0x1d0 [ 340.790300] ? __se_sys_io_submit+0x142/0x4a0 [ 340.799123] __se_sys_io_submit+0x142/0x4a0 [ 340.803437] ? io_submit_one+0x20c0/0x20c0 [ 340.807656] ? fput+0x2b/0x190 [ 340.810859] ? __ia32_sys_read+0xb0/0xb0 [ 340.814920] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 340.819936] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 340.824682] ? trace_hardirqs_off_caller+0x69/0x210 [ 340.829693] ? do_syscall_64+0xf9/0x620 [ 340.834436] do_syscall_64+0xf9/0x620 [ 340.838231] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 340.843421] RIP: 0033:0x45ca69 [ 340.846602] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 340.865511] RSP: 002b:00007fcc82b1ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 340.873205] RAX: ffffffffffffffda RBX: 00000000004e0d40 RCX: 000000000045ca69 19:31:02 executing program 0: r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = dup3(0xffffffffffffffff, r0, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @initdev={0xac, 0x1e, 0x1, 0x0}}], 0x10) r2 = openat$nvram(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvram\x00', 0x52800, 0x0) ioctl$LOOP_CTL_ADD(r2, 0x4c80, 0x2) ioctl$EVIOCSFF(r2, 0x40304580, &(0x7f0000000040)={0x57, 0x100, 0x7, {0x3, 0x59}, {0x68bb, 0x7}, @rumble={0x1000, 0x1ff}}) sendto$inet(r1, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r0, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) openat$autofs(0xffffffffffffff9c, &(0x7f0000000080)='/dev/autofs\x00', 0x400, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f0000000580)=ANY=[@ANYBLOB="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", @ANYRES32=0x0, @ANYBLOB="6a1427910452eb78e4cb68b491f36fc690d3bd3be548bb58c6eeee309d1b24ba88242adffc2e1541e53fe209fc3c4cf454d6ac7c76be4dd4c8cf72371ff5531d342d507572815668acb9f1432bb66a75695cfc0356f46e1ed309a56d93b3c19904a0acda717d5478b6e284dbb0a359320d1ec66d3cfd4fc20c32fc3bd4b6f9a0c574c1051f29a8c64aa970f2c621dcc3a1af6cf57ef624a84edd4e0c1a3c1bdc202e1afcc6d8e526e21889043395b570a863c50610edc45518bf52bab7e83c94a21b38a59ec6f5abc6eb8c7d5c9e89fe744bc326092269f8a026824e"], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r1, 0x84, 0x7a, &(0x7f000059aff8), &(0x7f000034f000)=0x1ed4abe5) ioctl$IMCTRLREQ(r1, 0x80044945, &(0x7f0000000180)={0x8, 0x5, 0x80, 0x14}) [ 340.880463] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcc82b1c000 [ 340.887719] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 340.894992] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 340.902263] R13: 00000000000001fb R14: 00000000004c4486 R15: 00007fcc82b1b6d4 [ 340.953620] FAT-fs (loop4): error, fat_get_cluster: invalid cluster chain (i_pos 16) 19:31:02 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) syz_mount_image$xfs(&(0x7f0000000000)='xfs\x00', &(0x7f0000000040)='./file0\x00', 0x9, 0x1, &(0x7f0000000180)=[{&(0x7f0000000080)="100ae11788be23c8dfa4aaf22659cca42b7820ea1bdc87e4705a04c347bfbcb93e7864fd553f1658e0123c466a4572283c3f0f97aefb74e5a1f08bfa45afbf8d7c0ce4b2047cf5957dadd91b18a62bae0c834d18cde763b56042f5bf8670085502c07e8accf5ac8ed1038feca5b88f3ac6ec7bc862d5d4317b34ab3d5fcc713d6bb06bb029997183ae8767dad8d469f0183b0dbb9d84e7558ecd692ded89de1ebb7ff1ed340a432976cdd2d8665ea5ab9b5cb606cd64905d8a6bdd68d2891e97cb70d31c0863f1c7749e5e34bd04f3c75c5ffc5f189c76cc83ee72c5310099a98ab8c62e5d6eee9b20790e4b69472519", 0xf0, 0x80}], 0x1020, &(0x7f00000001c0)=ANY=[@ANYBLOB="a3db6e6f7175f77461912c736d6c616e302c0000b0"]) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) ioctl$TCSETA(r2, 0x5406, &(0x7f0000000200)={0x67c, 0x6, 0xff, 0x1000, 0xa, "59313dd2a67a4aa2"}) [ 341.078870] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 341.097777] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000100) [ 341.138270] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:31:02 executing program 4 (fault-call:8 fault-nth:5): syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:31:02 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff}) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r1, 0x0, 0x10010, 0x0) 19:31:02 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x5, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:31:02 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) ioctl$sock_inet_SIOCSIFADDR(0xffffffffffffffff, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) [ 341.419926] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 341.449538] FAT-fs (loop4): Filesystem has been set read-only 19:31:03 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x8cffffff, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:03 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r4, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r4, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r4, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r4, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r4, 0x4, 0x80000000002c00) ioctl$sock_inet_SIOCSIFNETMASK(r4, 0x891c, &(0x7f0000000000)={'ip6gre0\x00', {0x2, 0x4e23, @initdev={0xac, 0x1e, 0x0, 0x0}}}) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 341.464663] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 341.483313] FAULT_INJECTION: forcing a failure. [ 341.483313] name failslab, interval 1, probability 0, space 0, times 0 [ 341.504202] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 341.515054] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 341.523672] CPU: 1 PID: 15606 Comm: syz-executor.4 Not tainted 4.19.125-syzkaller #0 [ 341.531578] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 341.540968] Call Trace: [ 341.543574] dump_stack+0x1fc/0x2fe [ 341.547225] should_fail.cold+0xa/0x14 [ 341.551126] ? setup_fault_attr+0x200/0x200 [ 341.555465] ? blk_queue_exit+0xf2/0x250 [ 341.559540] ? mempool_alloc+0x340/0x340 [ 341.563618] __should_failslab+0x115/0x180 [ 341.567911] should_failslab+0x5/0xf [ 341.571638] kmem_cache_alloc+0x40/0x370 [ 341.575726] ? mempool_alloc+0x340/0x340 [ 341.579796] mempool_alloc+0x148/0x340 [ 341.583701] ? blk_queue_exit+0x129/0x250 [ 341.587990] ? mempool_resize+0x760/0x760 [ 341.592148] ? sb_mark_inode_writeback+0xc8/0x490 [ 341.597003] ? blk_put_request+0x110/0x110 [ 341.601260] ? __unlock_page_memcg+0x4f/0x100 [ 341.605774] bio_alloc_bioset+0x398/0x610 [ 341.609940] ? bvec_alloc+0x2f0/0x2f0 [ 341.613759] ? generic_make_request+0xe00/0xe00 [ 341.618446] mpage_alloc.isra.0+0x37/0x260 [ 341.622697] __mpage_writepage+0x105a/0x15c0 [ 341.627121] ? lock_downgrade+0x740/0x740 [ 341.631290] ? clean_buffers+0x290/0x290 [ 341.635366] ? clear_page_dirty_for_io+0xaa0/0xfd0 [ 341.640313] ? lock_downgrade+0x740/0x740 [ 341.644476] ? check_preemption_disabled+0x41/0x280 [ 341.649527] write_cache_pages+0x84c/0x1400 [ 341.653875] ? clean_buffers+0x290/0x290 [ 341.657960] ? clear_page_dirty_for_io+0xfd0/0xfd0 [ 341.662915] ? mark_held_locks+0xf0/0xf0 [ 341.666996] ? fat_add_cluster+0xf0/0xf0 [ 341.671074] mpage_writepages+0xdb/0x240 [ 341.675149] ? mpage_end_io+0x1f0/0x1f0 [ 341.679140] ? fat_add_cluster+0xf0/0xf0 [ 341.683490] ? mark_held_locks+0xf0/0xf0 [ 341.687568] ? mark_held_locks+0xf0/0xf0 [ 341.691646] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 341.696244] ? _raw_spin_unlock_irq+0x5a/0x90 [ 341.700756] ? fat_readpages+0x30/0x30 [ 341.704671] do_writepages+0xf3/0x2a0 [ 341.708582] ? page_writeback_cpu_online+0x10/0x10 [ 341.713536] ? do_raw_spin_unlock+0x171/0x260 [ 341.718165] ? _raw_spin_unlock+0x29/0x40 [ 341.722342] __filemap_fdatawrite_range+0x27d/0x350 [ 341.727383] ? delete_from_page_cache_batch+0xce0/0xce0 [ 341.732771] ? file_remove_privs+0x182/0x4f0 [ 341.738144] ? mnt_clone_write+0x10a/0x150 [ 341.742394] filemap_write_and_wait_range+0x46/0xd0 [ 341.747428] generic_file_direct_write+0x385/0x490 [ 341.752389] __generic_file_write_iter+0x2d4/0x610 [ 341.757341] generic_file_write_iter+0x3f4/0x725 [ 341.762114] aio_write+0x346/0x530 [ 341.765670] ? aio_read+0x3b0/0x3b0 [ 341.769309] ? lock_downgrade+0x740/0x740 [ 341.773478] ? lock_downgrade+0x740/0x740 [ 341.777628] ? lock_acquire+0x170/0x3c0 [ 341.781603] ? __might_fault+0xef/0x1d0 [ 341.785588] io_submit_one+0x1005/0x20c0 [ 341.789655] ? lookup_ioctx+0x1c0/0x7c0 [ 341.793638] ? aio_fsync+0x350/0x350 [ 341.797353] ? lock_acquire+0x170/0x3c0 [ 341.801341] ? __might_fault+0x11f/0x1d0 [ 341.805548] ? __might_fault+0xef/0x1d0 [ 341.809538] ? __se_sys_io_submit+0x142/0x4a0 [ 341.814059] __se_sys_io_submit+0x142/0x4a0 [ 341.818387] ? io_submit_one+0x20c0/0x20c0 [ 341.822633] ? fput+0x2b/0x190 [ 341.825843] ? __ia32_sys_read+0xb0/0xb0 [ 341.829907] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 341.834929] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 341.839694] ? trace_hardirqs_off_caller+0x69/0x210 [ 341.844723] ? do_syscall_64+0xf9/0x620 [ 341.848697] do_syscall_64+0xf9/0x620 [ 341.852505] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 341.857710] RIP: 0033:0x45ca69 19:31:03 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) r4 = syz_open_dev$vcsu(&(0x7f0000000000)='/dev/vcsu#\x00', 0x5, 0x8000) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r6 = dup2(0xffffffffffffffff, r5) ioctl$ION_IOC_ALLOC(r6, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r8 = dup2(0xffffffffffffffff, r7) ioctl$ION_IOC_ALLOC(r8, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) bpf$BPF_LINK_UPDATE(0x1d, &(0x7f0000000040)={r4, r6, 0x0, r8}, 0x10) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 341.860920] Code: 0d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 341.879828] RSP: 002b:00007fcc82b1dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 341.887550] RAX: ffffffffffffffda RBX: 00000000004e0d40 RCX: 000000000045ca69 [ 341.894833] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcc82afb000 [ 341.902116] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 341.909398] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 341.916674] R13: 00000000000001fb R14: 00000000004c4486 R15: 00007fcc82b1e6d4 [ 341.947904] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 341.962743] attempt to access beyond end of device [ 341.973496] EXT4-fs: 2 callbacks suppressed [ 341.973507] EXT4-fs (sda1): Cannot specify journal on remount 19:31:03 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r4 = dup2(0xffffffffffffffff, r3) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) sendmsg$TCPDIAG_GETSOCK(r4, &(0x7f00000004c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000480)={&(0x7f0000000040)={0x434, 0x12, 0x18, 0x70bd2c, 0x25dfdbff, {0x2c, 0x3, 0x5, 0x6, {0x4e23, 0x4e22, [0x3, 0x7fff, 0xff, 0x80000001], [0x8, 0x101, 0x6, 0x5], 0x0, [0x81, 0x7f]}, 0x80000001, 0x7}, [@INET_DIAG_REQ_BYTECODE={0x44, 0x1, "920708ce67ebbb4d8f82edaa879119273b95504b10e7a6904553e4cf509480ea89de46d6e5487bf851f1603f89ec6f81a0bd7198d15cf76ccb13f13873cff688"}, @INET_DIAG_REQ_BYTECODE={0xad, 0x1, "c1fe165cb275af182f29fd55d4044f2643ef83e8658810fed77b9fc5fbfd91fbf4e422549373705a1265b9314b9f54a23534d6da66161eb0c4e217302e50a41c6845b46fdfff0d2a407036e1cec9c23b793ab33734b435a3920ecd946849749ee84a620c4cf220be7c6471a5d26647d4bd1e619e4a57618dc470652b0691672c18de6e6ba8b8758eafda97d0cedc6ccad9df57741c228ccee0fd6628cb9a93733a26148fb8fe2c9430"}, @INET_DIAG_REQ_BYTECODE={0x1f, 0x1, "ec4f37297fee7e0a56512ca3ff8314f7c875b4c3ab13b6136ef3ef"}, @INET_DIAG_REQ_BYTECODE={0xbf, 0x1, "d0e75f37ae8a572a4e9fe715c012486bb8b6d94b77178ff1ed1ed3f90d466f4dcd3a612d88bf2c46b414782a42a10db2c4491accf1755efab646865e1a35b212137557ce38e39265d61597fc61e103f3975f3b67b7b12da8cbd1ac8f7c16a38c9977b1030e1e825af0c92da8d3ea34b28b4e2bd55685866cd9a373258eb48caace76ac72756fed01fe54831a43c6265bb17983b78abbad906a4c92d6ff18181ca40f1fa2f27872020c1f87bda7b8fb87a655c3d101780ba0d98b30"}, @INET_DIAG_REQ_BYTECODE={0x39, 0x1, "5984c295f77ea3aea7ccf0fcc2732c8196bea2d2ad53cc8100db17cb615ca92321dc377f57a8140dd47019110abcba6655055b1418"}, @INET_DIAG_REQ_BYTECODE={0xa1, 0x1, "426756112ef561c99da8307c8d842bfb31dcb611de839239e06a6c69ae907f85088469dc01a711f9b1cadf8fcad34eee16c6939dbf962cb76c26f6fffbf98aa326ecc45461e76fee00e81a903a494e8f2d82216e60a2f74478c075ab8d11aae84772c9aa83ddb220370846ad9255aff265615e1e84ea681243970bf1db90879f41a4462c1f56611d0eca557df5824d34ff175e4ea9e4d25fe725881d2b"}, @INET_DIAG_REQ_BYTECODE={0xf1, 0x1, "694a3562e9409ab9850b09118dd390140d01c764b31662d28468c550d25dfb5b30bb7c302ae71f28cf83f0bb5e9654066cedeac863c2a222bf13e5899bb9befdec6634cef3570851e5db4e95436140ff44f4852e2929a01525787f7a427f59de7ad9c8f350b276a5f4b68db1cc2ea9946eef9d600a811337df562554fad89ea790f136f8af5b6d394c6614b84a209cf8a4031537caf7de5f0f184e29711c32b3e2d5e9151b36777d472c9ff90eb81db43908259282a413560d80b8bc81a8d23df156bfdaa6cfd0eac34b74276bfa8fdd82615d282a37c6fa34cc664ebc39d4af2c59e618f1d16fdec00654bbca"}, @INET_DIAG_REQ_BYTECODE={0x3d, 0x1, "2253926cc40bc47ce1676ab22971c400b20a427a8a5e32c3f80b39238784c8869c199a6d438557b8988da4771cad84b2cb73d299bdc34e966e"}]}, 0x434}, 0x1, 0x0, 0x0, 0x810}, 0x800) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r5}, &(0x7f000034f000)=0x1ed4abe5) [ 341.991750] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 341.994403] loop4: rw=34817, want=157, limit=116 [ 342.019978] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:31:03 executing program 4 (fault-call:8 fault-nth:6): syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:31:03 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x97ffffff, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:03 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x6, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:31:03 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xfffffe89, 0x40, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 342.273834] EXT4-fs (sda1): Cannot specify journal on remount [ 342.285451] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 342.328497] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:31:04 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) rt_sigpending(&(0x7f0000000000), 0x8) [ 342.434743] FAULT_INJECTION: forcing a failure. [ 342.434743] name failslab, interval 1, probability 0, space 0, times 0 [ 342.446478] CPU: 1 PID: 15668 Comm: syz-executor.4 Not tainted 4.19.125-syzkaller #0 [ 342.454375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 342.463815] Call Trace: [ 342.466401] dump_stack+0x1fc/0x2fe [ 342.470039] should_fail.cold+0xa/0x14 [ 342.473921] ? __es_tree_search.isra.0+0x1af/0x210 [ 342.478849] ? setup_fault_attr+0x200/0x200 [ 342.483188] ? __es_remove_extent+0x5b7/0x720 [ 342.487706] __should_failslab+0x115/0x180 [ 342.491950] should_failslab+0x5/0xf [ 342.495721] kmem_cache_alloc+0x40/0x370 [ 342.499779] __es_insert_extent+0x2ae/0xf20 [ 342.504107] ext4_es_insert_extent+0x22e/0x5e0 [ 342.508682] ? ext4_es_find_delayed_extent_range+0x9f0/0x9f0 [ 342.514462] ? ext4_ext_release+0x10/0x10 [ 342.518596] ? rcu_read_lock_sched_held+0x10a/0x130 [ 342.523613] ? ext4_es_lookup_extent+0x3c8/0xb60 [ 342.528368] ext4_map_blocks+0xb68/0x1960 [ 342.532506] ? ext4_issue_zeroout+0x160/0x160 [ 342.536986] ? ext4_direct_IO+0xa8b/0x1ab0 [ 342.541206] ? generic_file_direct_write+0x207/0x490 [ 342.546298] ? __generic_file_write_iter+0x2d4/0x610 [ 342.551391] _ext4_get_block+0x1b9/0x530 [ 342.555438] ? ext4_map_blocks+0x1960/0x1960 [ 342.559840] ? ext4_journal_check_start+0x185/0x220 [ 342.564859] ? __ext4_journal_start_sb+0x12d/0x490 [ 342.569788] ? ext4_get_block_trans+0x1e5/0x290 [ 342.574453] ext4_get_block_trans+0x165/0x290 [ 342.578938] ? ext4_dio_get_block_overwrite+0xf0/0xf0 [ 342.584115] ? check_preemption_disabled+0x41/0x280 [ 342.589122] ? iov_iter_advance+0x219/0xdd0 [ 342.593451] ext4_dio_get_block_unwritten_async+0x6b/0x250 [ 342.599083] __blockdev_direct_IO+0x464e/0xfe24 [ 342.603768] ? __lock_acquire+0x6b9/0x4380 [ 342.607993] ? sb_init_dio_done_wq+0x90/0x90 [ 342.612400] ? mark_held_locks+0xf0/0xf0 [ 342.616475] ? current_time+0x6f/0x140 [ 342.620372] ? ext4_get_block_trans+0x290/0x290 [ 342.625035] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 342.629633] ? ktime_get_coarse_real_ts64+0x1a0/0x290 [ 342.634834] ? check_preemption_disabled+0x41/0x280 [ 342.639856] ext4_direct_IO+0xa8b/0x1ab0 [ 342.643944] ? ext4_get_block_trans+0x290/0x290 [ 342.648631] generic_file_direct_write+0x207/0x490 [ 342.653598] __generic_file_write_iter+0x2d4/0x610 [ 342.658522] ext4_file_write_iter+0x2fe/0xf60 [ 342.663012] ? ext4_file_open+0x5f0/0x5f0 [ 342.667197] ? rcu_read_lock_sched_held+0x10a/0x130 [ 342.672208] ? rcu_sync_lockdep_assert+0x69/0xa0 [ 342.676967] aio_write+0x346/0x530 [ 342.680495] ? aio_read+0x3b0/0x3b0 [ 342.684121] ? lock_downgrade+0x740/0x740 [ 342.688270] ? lock_downgrade+0x740/0x740 [ 342.692399] ? lock_acquire+0x170/0x3c0 [ 342.696366] ? __might_fault+0xef/0x1d0 [ 342.700366] io_submit_one+0x1005/0x20c0 [ 342.704432] ? lookup_ioctx+0x1c0/0x7c0 [ 342.708455] ? aio_fsync+0x350/0x350 [ 342.712159] ? lock_acquire+0x170/0x3c0 [ 342.716273] ? __might_fault+0x11f/0x1d0 [ 342.720327] ? __might_fault+0xef/0x1d0 [ 342.724312] ? __se_sys_io_submit+0x142/0x4a0 [ 342.730446] __se_sys_io_submit+0x142/0x4a0 [ 342.734764] ? io_submit_one+0x20c0/0x20c0 [ 342.738998] ? fput+0x2b/0x190 [ 342.742187] ? __ia32_sys_read+0xb0/0xb0 [ 342.746266] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 342.751300] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 342.756259] ? trace_hardirqs_off_caller+0x69/0x210 [ 342.761427] ? do_syscall_64+0xf9/0x620 [ 342.765392] do_syscall_64+0xf9/0x620 [ 342.769187] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 342.774371] RIP: 0033:0x45ca69 [ 342.777565] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 342.796551] RSP: 002b:00007fcc82b1dc78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 342.804256] RAX: ffffffffffffffda RBX: 00000000004e0d40 RCX: 000000000045ca69 [ 342.811517] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcc82afb000 [ 342.818785] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 342.826040] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000008 [ 342.833313] R13: 00000000000001fb R14: 00000000004c4486 R15: 00007fcc82b1e6d4 19:31:04 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff}) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(0xffffffffffffffff, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r1, 0x0, 0x10010, 0x0) 19:31:04 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0xb2cb021b, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 342.953745] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 342.980815] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:31:04 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) ioctl$sock_inet_SIOCSIFADDR(0xffffffffffffffff, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:31:04 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x7, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:31:04 executing program 4 (fault-call:8 fault-nth:7): syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 343.080649] EXT4-fs (sda1): Cannot specify journal on remount 19:31:04 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) ioctl$VIDIOC_PREPARE_BUF(0xffffffffffffffff, 0xc058565d, &(0x7f0000000000)={0x5, 0x6, 0x4, 0x1000000, 0x2, {0x77359400}, {0x3, 0x0, 0x80, 0x0, 0x80, 0x4, "461bc6df"}, 0x5, 0x1, @fd, 0x7fff, 0x0, 0xffffffffffffffff}) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r1, &(0x7f0000000200)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0x100, 0x1403, 0x20, 0x70bd27, 0x25dfdbfc, "", [{{0x9, 0x2, 'syz1\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'macvlan0\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'macvlan0\x00'}}, {{0x9, 0x2, 'syz1\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'ip6erspan0\x00'}}, {{0x9, 0x2, 'syz1\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'bond0\x00'}}, {{0x9, 0x2, 'syz1\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'ip6gre0\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'macvlan0\x00'}}]}, 0x100}}, 0x8800) r2 = socket$inet_sctp(0x2, 0x5, 0x84) r3 = dup3(r0, r2, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r2, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r3, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r2, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r2, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) syslog(0x3, &(0x7f0000000240)=""/4096, 0x1000) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r3, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) 19:31:04 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0xf6ffffff, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 343.211856] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 343.245669] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 343.368311] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 343.368654] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 343.376272] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 343.386437] EXT4-fs (sda1): Cannot specify journal on remount [ 343.395741] FAT-fs (loop4): Filesystem has been set read-only [ 343.405142] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 343.415061] FAULT_INJECTION: forcing a failure. [ 343.415061] name fail_page_alloc, interval 1, probability 0, space 0, times 0 [ 343.426896] CPU: 0 PID: 15721 Comm: syz-executor.4 Not tainted 4.19.125-syzkaller #0 [ 343.434785] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 343.444143] Call Trace: [ 343.446736] dump_stack+0x1fc/0x2fe [ 343.450357] should_fail.cold+0xa/0x14 [ 343.454233] ? setup_fault_attr+0x200/0x200 [ 343.458542] ? __bpf_address_lookup+0x2f0/0x2f0 [ 343.463203] ? check_preemption_disabled+0x41/0x280 [ 343.468215] __alloc_pages_nodemask+0x22d/0x2620 [ 343.472964] ? unwind_get_return_address+0x51/0x90 [ 343.477892] ? gfp_pfmemalloc_allowed+0x150/0x150 [ 343.482722] ? kasan_kmalloc.part.0+0xa6/0xd0 [ 343.487207] ? kmem_cache_alloc+0x124/0x370 [ 343.491512] ? mempool_alloc+0x148/0x340 [ 343.495557] ? bio_alloc_bioset+0x398/0x610 [ 343.499956] ? __filemap_fdatawrite_range+0x27d/0x350 [ 343.505146] ? filemap_write_and_wait_range+0x46/0xd0 [ 343.510424] ? generic_file_direct_write+0x385/0x490 [ 343.516564] ? __generic_file_write_iter+0x2d4/0x610 [ 343.521654] ? generic_file_write_iter+0x3f4/0x725 [ 343.526585] ? aio_write+0x346/0x530 [ 343.530282] ? io_submit_one+0x1005/0x20c0 [ 343.534499] ? __se_sys_io_submit+0x142/0x4a0 [ 343.538981] ? do_syscall_64+0xf9/0x620 [ 343.542941] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 343.548300] cache_grow_begin+0xa4/0x8b0 [ 343.552347] ? setup_fault_attr+0x200/0x200 [ 343.556654] ? should_fail+0x142/0x7c0 [ 343.560532] cache_alloc_refill+0x28c/0x350 [ 343.564861] kmem_cache_alloc+0x347/0x370 [ 343.568996] ? mempool_alloc+0x340/0x340 [ 343.573166] mempool_alloc+0x148/0x340 [ 343.578101] ? mempool_resize+0x760/0x760 [ 343.582238] ? blk_queue_exit+0x129/0x250 [ 343.586372] ? mempool_resize+0x760/0x760 [ 343.590506] ? sb_mark_inode_writeback+0xc8/0x490 [ 343.595335] ? blk_put_request+0x110/0x110 [ 343.599559] bvec_alloc+0xdb/0x2f0 [ 343.603087] bio_alloc_bioset+0x437/0x610 [ 343.607226] ? bvec_alloc+0x2f0/0x2f0 [ 343.611039] ? generic_make_request+0xe00/0xe00 [ 343.615705] mpage_alloc.isra.0+0x37/0x260 [ 343.620103] __mpage_writepage+0x105a/0x15c0 [ 343.624502] ? lock_downgrade+0x740/0x740 [ 343.628639] ? clean_buffers+0x290/0x290 [ 343.632688] ? clear_page_dirty_for_io+0xaa0/0xfd0 [ 343.637605] ? lock_downgrade+0x740/0x740 [ 343.641741] ? check_preemption_disabled+0x41/0x280 [ 343.646770] write_cache_pages+0x84c/0x1400 [ 343.651090] ? clean_buffers+0x290/0x290 [ 343.655149] ? clear_page_dirty_for_io+0xfd0/0xfd0 [ 343.660083] ? mark_held_locks+0xf0/0xf0 [ 343.664141] ? fat_add_cluster+0xf0/0xf0 [ 343.668294] mpage_writepages+0xdb/0x240 [ 343.672351] ? mpage_end_io+0x1f0/0x1f0 [ 343.676320] ? fat_add_cluster+0xf0/0xf0 [ 343.680371] ? mark_held_locks+0xf0/0xf0 [ 343.684433] ? mark_held_locks+0xf0/0xf0 [ 343.688483] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 343.693051] ? _raw_spin_unlock_irq+0x5a/0x90 [ 343.697536] ? fat_readpages+0x30/0x30 [ 343.701409] do_writepages+0xf3/0x2a0 [ 343.705201] ? page_writeback_cpu_online+0x10/0x10 [ 343.710142] ? do_raw_spin_unlock+0x171/0x260 [ 343.714625] ? _raw_spin_unlock+0x29/0x40 [ 343.718764] __filemap_fdatawrite_range+0x27d/0x350 [ 343.723768] ? delete_from_page_cache_batch+0xce0/0xce0 [ 343.729142] ? file_remove_privs+0x182/0x4f0 [ 343.733542] ? mnt_clone_write+0x10a/0x150 [ 343.737767] filemap_write_and_wait_range+0x46/0xd0 [ 343.742772] generic_file_direct_write+0x385/0x490 [ 343.747712] __generic_file_write_iter+0x2d4/0x610 [ 343.752632] generic_file_write_iter+0x3f4/0x725 [ 343.757813] aio_write+0x346/0x530 [ 343.761454] ? aio_read+0x3b0/0x3b0 [ 343.765068] ? lock_downgrade+0x740/0x740 [ 343.769211] ? lock_downgrade+0x740/0x740 [ 343.773370] ? lock_acquire+0x170/0x3c0 [ 343.777331] ? __might_fault+0xef/0x1d0 [ 343.781300] io_submit_one+0x1005/0x20c0 [ 343.785348] ? lookup_ioctx+0x1c0/0x7c0 [ 343.789310] ? aio_fsync+0x350/0x350 [ 343.793009] ? lock_acquire+0x170/0x3c0 [ 343.796971] ? __might_fault+0x11f/0x1d0 [ 343.801021] ? __might_fault+0xef/0x1d0 [ 343.804985] ? __se_sys_io_submit+0x142/0x4a0 [ 343.809900] __se_sys_io_submit+0x142/0x4a0 [ 343.814208] ? io_submit_one+0x20c0/0x20c0 [ 343.818550] ? fput+0x2b/0x190 [ 343.821739] ? __ia32_sys_read+0xb0/0xb0 [ 343.825791] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 343.830827] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 343.835571] ? trace_hardirqs_off_caller+0x69/0x210 [ 343.840583] ? do_syscall_64+0xf9/0x620 [ 343.844546] do_syscall_64+0xf9/0x620 [ 343.848336] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 343.853512] RIP: 0033:0x45ca69 [ 343.856706] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 343.875603] RSP: 002b:00007fcc82b1ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 343.883311] RAX: ffffffffffffffda RBX: 00000000004e0d40 RCX: 000000000045ca69 [ 343.890564] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcc82b1c000 [ 343.897833] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 343.905105] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 343.912377] R13: 00000000000001fb R14: 00000000004c4486 R15: 00007fcc82b1b6d4 19:31:05 executing program 0: socket$inet(0x2, 0x4000000805, 0x0) r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r1, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r0, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) r3 = socket$inet6_tcp(0xa, 0x1, 0x0) ioctl$sock_inet_SIOCDARP(r0, 0x8953, &(0x7f00000000c0)={{0x2, 0x4e20, @loopback}, {0x306, @dev={[], 0x2b}}, 0x46, {0x2, 0x4e23, @loopback}, 'batadv_slave_1\x00'}) setsockopt$inet6_tcp_int(r3, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r3, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(0xffffffffffffffff, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(0xffffffffffffffff, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(0xffffffffffffffff, 0x4, 0x80000000002c00) open_by_handle_at(0xffffffffffffffff, &(0x7f00000002c0)=ANY=[@ANYBLOB="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"], 0x40400) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r3, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r3, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r3, 0x4, 0x80000000002c00) ioctl$sock_SIOCGPGRP(r3, 0x8904, &(0x7f0000000000)) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r1, 0x84, 0x7a, &(0x7f000059aff8)={r2}, &(0x7f000034f000)=0x1ed4abe5) 19:31:05 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x9, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 343.999877] EXT4-fs (sda1): Cannot specify journal on remount 19:31:05 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0xfcfdffff, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 344.130927] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 344.155545] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 344.341530] [ 344.343189] ====================================================== [ 344.349514] WARNING: possible circular locking dependency detected [ 344.355827] 4.19.125-syzkaller #0 Not tainted [ 344.360376] ------------------------------------------------------ [ 344.366696] syz-executor.4/15721 is trying to acquire lock: [ 344.372415] 0000000084ec9e96 ((wq_completion)"dio/%s"sb->s_id){+.+.}, at: flush_workqueue+0xf7/0x1440 [ 344.381869] [ 344.381869] but task is already holding lock: [ 344.387821] 00000000556b5aaa (&sb->s_type->i_mutex_key#25){++++}, at: generic_file_write_iter+0x99/0x725 [ 344.397435] [ 344.397435] which lock already depends on the new lock. [ 344.397435] [ 344.405780] [ 344.405780] the existing dependency chain (in reverse order) is: [ 344.413399] [ 344.413399] -> #2 (&sb->s_type->i_mutex_key#25){++++}: [ 344.420151] __generic_file_fsync+0xb0/0x1f0 [ 344.425065] fat_file_fsync+0x73/0x200 [ 344.429455] vfs_fsync_range+0x138/0x220 [ 344.434015] dio_complete+0x47c/0x9e0 [ 344.438327] process_one_work+0x892/0x1580 [ 344.443061] worker_thread+0x96/0xe20 [ 344.447360] kthread+0x30b/0x410 [ 344.451231] ret_from_fork+0x24/0x30 [ 344.455450] [ 344.455450] -> #1 ((work_completion)(&dio->complete_work)){+.+.}: [ 344.463163] worker_thread+0x96/0xe20 [ 344.467464] kthread+0x30b/0x410 [ 344.471435] ret_from_fork+0x24/0x30 [ 344.475653] [ 344.475653] -> #0 ((wq_completion)"dio/%s"sb->s_id){+.+.}: [ 344.482863] flush_workqueue+0x126/0x1440 [ 344.487514] drain_workqueue+0x1a7/0x460 [ 344.492083] destroy_workqueue+0x75/0x6f0 [ 344.496791] __alloc_workqueue_key+0xc09/0xe20 [ 344.501877] sb_init_dio_done_wq+0x34/0x90 [ 344.506614] __blockdev_direct_IO+0x6445/0xfe24 [ 344.511838] fat_direct_IO+0x1cc/0x2f0 [ 344.516246] generic_file_direct_write+0x207/0x490 [ 344.521816] __generic_file_write_iter+0x2d4/0x610 [ 344.527260] generic_file_write_iter+0x3f4/0x725 [ 344.532515] aio_write+0x346/0x530 [ 344.536559] io_submit_one+0x1005/0x20c0 [ 344.541121] __se_sys_io_submit+0x142/0x4a0 [ 344.545945] do_syscall_64+0xf9/0x620 [ 344.550394] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 344.556097] [ 344.556097] other info that might help us debug this: [ 344.556097] [ 344.564238] Chain exists of: [ 344.564238] (wq_completion)"dio/%s"sb->s_id --> (work_completion)(&dio->complete_work) --> &sb->s_type->i_mutex_key#25 [ 344.564238] [ 344.579587] Possible unsafe locking scenario: [ 344.579587] [ 344.585624] CPU0 CPU1 [ 344.590275] ---- ---- [ 344.594931] lock(&sb->s_type->i_mutex_key#25); [ 344.599770] lock((work_completion)(&dio->complete_work)); [ 344.607978] lock(&sb->s_type->i_mutex_key#25); [ 344.615230] lock((wq_completion)"dio/%s"sb->s_id); [ 344.620311] [ 344.620311] *** DEADLOCK *** [ 344.620311] [ 344.626418] 1 lock held by syz-executor.4/15721: [ 344.631212] #0: 00000000556b5aaa (&sb->s_type->i_mutex_key#25){++++}, at: generic_file_write_iter+0x99/0x725 [ 344.641273] [ 344.641273] stack backtrace: [ 344.645754] CPU: 1 PID: 15721 Comm: syz-executor.4 Not tainted 4.19.125-syzkaller #0 [ 344.653655] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 344.663253] Call Trace: [ 344.665879] dump_stack+0x1fc/0x2fe [ 344.669492] print_circular_bug.isra.0.cold+0x2dc/0x425 [ 344.674846] __lock_acquire+0x3145/0x4380 [ 344.678984] ? __lock_acquire+0x6b9/0x4380 [ 344.683201] ? mark_held_locks+0xf0/0xf0 [ 344.687243] ? mark_held_locks+0xf0/0xf0 [ 344.691298] ? depot_save_stack+0x1d6/0x444 [ 344.695611] ? lock_downgrade+0x740/0x740 [ 344.699739] ? trace_hardirqs_off+0x64/0x200 [ 344.704125] ? check_preemption_disabled+0x41/0x280 [ 344.709131] ? trace_hardirqs_off+0x64/0x200 [ 344.713536] lock_acquire+0x170/0x3c0 [ 344.717319] ? flush_workqueue+0xf7/0x1440 [ 344.721534] flush_workqueue+0x126/0x1440 [ 344.725660] ? flush_workqueue+0xf7/0x1440 [ 344.729875] ? __schedule+0x8aa/0x1fc0 [ 344.733760] ? check_flush_dependency+0x400/0x400 [ 344.738584] ? debug_check_no_obj_freed+0x1f5/0x3e1 [ 344.743583] ? wait_for_completion_io+0x10/0x10 [ 344.748246] ? drain_workqueue+0x1a7/0x460 [ 344.752471] drain_workqueue+0x1a7/0x460 [ 344.756526] ? init_rescuer.part.0+0x14e/0x190 [ 344.761101] destroy_workqueue+0x75/0x6f0 [ 344.765232] __alloc_workqueue_key+0xc09/0xe20 [ 344.769814] ? workqueue_sysfs_register+0x3e0/0x3e0 [ 344.774823] ? check_preemption_disabled+0x41/0x280 [ 344.779826] ? __blockdev_direct_IO+0x3a8/0xfe24 [ 344.784568] sb_init_dio_done_wq+0x34/0x90 [ 344.788791] __blockdev_direct_IO+0x6445/0xfe24 [ 344.793451] ? lockdep_hardirqs_on+0x3a8/0x5c0 [ 344.798133] ? fat_add_cluster+0xf0/0xf0 [ 344.802182] ? sb_init_dio_done_wq+0x90/0x90 [ 344.806574] ? clear_shadow_entry+0x170/0x170 [ 344.811072] fat_direct_IO+0x1cc/0x2f0 [ 344.815171] generic_file_direct_write+0x207/0x490 [ 344.820088] __generic_file_write_iter+0x2d4/0x610 [ 344.825016] generic_file_write_iter+0x3f4/0x725 [ 344.829760] aio_write+0x346/0x530 [ 344.833311] ? aio_read+0x3b0/0x3b0 [ 344.836972] ? lock_downgrade+0x740/0x740 [ 344.841105] ? lock_downgrade+0x740/0x740 [ 344.845246] ? lock_acquire+0x170/0x3c0 [ 344.849254] ? __might_fault+0xef/0x1d0 [ 344.853212] io_submit_one+0x1005/0x20c0 [ 344.857254] ? lookup_ioctx+0x1c0/0x7c0 [ 344.861228] ? aio_fsync+0x350/0x350 [ 344.864919] ? lock_acquire+0x170/0x3c0 [ 344.868920] ? __might_fault+0x11f/0x1d0 [ 344.873012] ? __might_fault+0xef/0x1d0 [ 344.876981] ? __se_sys_io_submit+0x142/0x4a0 [ 344.881455] __se_sys_io_submit+0x142/0x4a0 [ 344.885758] ? io_submit_one+0x20c0/0x20c0 [ 344.889969] ? fput+0x2b/0x190 [ 344.893142] ? __ia32_sys_read+0xb0/0xb0 [ 344.897195] ? __se_sys_clock_nanosleep+0x2b0/0x2b0 [ 344.902206] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 344.906950] ? trace_hardirqs_off_caller+0x69/0x210 [ 344.911953] ? do_syscall_64+0xf9/0x620 [ 344.915917] do_syscall_64+0xf9/0x620 [ 344.919719] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 344.924901] RIP: 0033:0x45ca69 19:31:06 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup2(0xffffffffffffffff, 0xffffffffffffffff) getsockopt$PNPIPE_INITSTATE(r2, 0x113, 0x4, &(0x7f0000000240), &(0x7f0000000280)=0x4) write$P9_RREADLINK(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="100325c00017010017002e2f66696c65"], 0x10) r3 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) getegid() ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r5 = dup2(0xffffffffffffffff, r4) ioctl$ION_IOC_ALLOC(r5, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) getsockopt$packet_int(r5, 0x107, 0x3, &(0x7f0000000000), &(0x7f0000000040)=0x4) sendto$inet(r3, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) ioctl$VIDIOC_QUERYBUF(r3, 0xc0585609, &(0x7f00000001c0)={0x2, 0x6, 0x4, 0x1, 0x6, {0x77359400}, {0x4, 0x2, 0x0, 0x2, 0x1f, 0x2, "afdc4f6a"}, 0x7f, 0x3, @planes=&(0x7f0000000180)={0x9175, 0xff, @mem_offset=0x19, 0x2}, 0x1000, 0x0, r1}) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000080)=ANY=[@ANYBLOB="024100006f9132d913dfc0f139a48dca4b043496c9e8144b51d60fbc4c52777158f9a09e642f4ab7c4780e7fd83d8d0fd153e0c19f0f6c9761150beeb3e1369fa8366967a0c67ae25e7f37c23269", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r3, 0x84, 0x7a, &(0x7f000059aff8)={r6}, &(0x7f000034f000)=0x1ed4abe5) [ 344.928074] Code: 0d b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 344.946953] RSP: 002b:00007fcc82b1ac78 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 [ 344.954637] RAX: ffffffffffffffda RBX: 00000000004e0d40 RCX: 000000000045ca69 [ 344.961892] RDX: 0000000020000540 RSI: 0000000000000006 RDI: 00007fcc82b1c000 [ 344.969163] RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 [ 344.976425] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000006 [ 344.983678] R13: 00000000000001fb R14: 00000000004c4486 R15: 00007fcc82b1b6d4 19:31:06 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) ioctl$sock_inet_SIOCSIFADDR(0xffffffffffffffff, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:31:06 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, 0x0, 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:31:06 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x10, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:31:06 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:31:06 executing program 0: socket$inet(0x2, 0x4000000805, 0x0) r0 = socket$inet_sctp(0x2, 0x5, 0x84) r1 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000040)='/dev/bsg\x00', 0x40000, 0x0) r2 = dup3(r1, r0, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) r3 = openat$vcsa(0xffffffffffffff9c, &(0x7f0000000000)='/dev/vcsa\x00', 0x204000, 0x0) ioctl$SNDRV_PCM_IOCTL_HWSYNC(r3, 0x4122, 0x0) sendto$inet(r0, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) [ 345.133749] EXT4-fs (sda1): Cannot specify journal on remount [ 345.157494] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue 19:31:06 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r4 = dup2(0xffffffffffffffff, r3) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r5 = openat$cgroup_ro(r4, &(0x7f0000000040)='memory.current\x00', 0x0, 0x0) getsockopt$inet_sctp_SCTP_AUTO_ASCONF(r5, 0x84, 0x1e, &(0x7f0000000080), &(0x7f00000000c0)=0x4) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="589756b79802010000", @ANYRES32=0x0, @ANYRES32=r0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r6}, &(0x7f000034f000)=0x1ed4abe5) [ 345.185104] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 345.293783] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 345.307039] EXT4-fs (sda1): Cannot specify journal on remount [ 345.324772] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 345.334546] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:31:06 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0xfdfdffff, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 345.344099] FAT-fs (loop4): Filesystem has been set read-only [ 345.358996] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) 19:31:06 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x22, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:31:07 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000000040)=[@in={0x2, 0x4e22, @remote}], 0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r4 = dup2(0xffffffffffffffff, r3) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) setsockopt$inet_sctp6_SCTP_DISABLE_FRAGMENTS(r4, 0x84, 0x8, &(0x7f0000000080)=0x80000000, 0x4) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="f5000000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r5}, &(0x7f000034f000)=0x1ed4abe5) ioctl$DRM_IOCTL_CONTROL(r2, 0x40086414, &(0x7f0000000000)={0x2, 0x1}) [ 345.395393] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 345.409770] attempt to access beyond end of device [ 345.423167] loop4: rw=34817, want=157, limit=116 19:31:07 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x5, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:31:07 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r2 = dup2(0xffffffffffffffff, r1) ioctl$ION_IOC_ALLOC(r2, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) getsockopt$CAN_RAW_JOIN_FILTERS(r2, 0x65, 0x6, &(0x7f0000000000), &(0x7f0000000040)=0x4) r3 = socket$inet_sctp(0x2, 0x5, 0x84) r4 = dup3(r0, r3, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r3, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r4, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r3, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r4, 0x84, 0x7a, &(0x7f000059aff8)={r5}, &(0x7f000034f000)=0x1ed4abe5) [ 345.481628] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 345.499523] EXT4-fs (sda1): Cannot specify journal on remount [ 345.521697] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:31:07 executing program 0: r0 = socket$inet(0x2, 0x3, 0x801000) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0), 0x0) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="696358010054125b2d000000000af6d520599686754b8e49022eef2156e1200ce12d8ddc160a52a0d74dce3c74397745def71989941013567e6cf1c231bfd04a65f1d6c828fe5293d5096fe03bf31270f3fd534888ef109a9f3c92e74175cbcc0f1521f0ad7a0cd8ce6821477974fef80c6fd4935caf46283fb9a97fa27c4a44509d850739f2", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 345.702142] EXT4-fs (sda1): Cannot specify journal on remount [ 345.740168] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 345.748420] FAT-fs (loop4): Filesystem has been set read-only [ 345.754678] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 345.767483] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 345.774998] attempt to access beyond end of device [ 345.781259] loop4: rw=34817, want=157, limit=116 19:31:07 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r5 = dup2(0xffffffffffffffff, r4) ioctl$ION_IOC_ALLOC(r5, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$PPPIOCGCHAN(r5, 0x80047437, &(0x7f0000000000)) 19:31:07 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, 0x0, 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:31:07 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x23, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:31:07 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0xfdffffff, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:07 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:31:07 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x7, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:31:07 executing program 0: socket$inet(0x2, 0x4000000805, 0x0) r0 = socket$inet_sctp(0x2, 0x5, 0x84) syz_open_dev$sg(&(0x7f0000000000)='/dev/sg#\x00', 0x4, 0x8081) r1 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r1, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r1, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r1, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r1, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r1, 0x4, 0x80000000002c00) accept4$inet6(r1, 0x0, &(0x7f0000000040), 0x80000) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r2, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r2, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r2, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) r3 = dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r0, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r3, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r0, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x1d, &(0x7f00000000c0)=ANY=[@ANYBLOB="dab76e9eb4db7a8d6b8e64623eb74461d3843a7f1eae9a68eab44c3e207700f608c2c5dfddf437330329695cbb666f0c5b942514b1f861813f4e445a0e276baaf6d7f9fc77bf8bdb0ebd597502ab54d947e3ac671d0bb8fdaa73fb99731f980ba1c180af25888a1478721b461582c07fef9326519e", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r3, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) [ 346.109318] EXT4-fs (sda1): Cannot specify journal on remount [ 346.127141] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 346.136990] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 346.149528] FAT-fs (loop4): Filesystem has been set read-only [ 346.159055] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 346.169928] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 346.211999] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 346.221637] attempt to access beyond end of device [ 346.242105] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 346.250448] loop4: rw=34817, want=157, limit=116 [ 346.261135] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:31:07 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x2c, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:31:07 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x8, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:31:07 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0xfffffdfc, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 346.471396] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 346.484471] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 346.492321] FAT-fs (loop4): Filesystem has been set read-only [ 346.500514] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 346.507716] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) 19:31:08 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) recvmmsg(r0, &(0x7f0000002100)=[{{&(0x7f0000000000)=@sco, 0x80, &(0x7f0000000200)=[{&(0x7f0000000080)=""/94, 0x5e}, {&(0x7f0000000100)=""/68, 0x44}, {&(0x7f0000000180)=""/125, 0x7d}], 0x3}, 0xfffffffe}, {{&(0x7f0000000240)=@hci, 0x80, &(0x7f0000000580)=[{&(0x7f00000002c0)=""/65, 0x41}, {&(0x7f0000000340)=""/6, 0x6}, {&(0x7f0000000380)=""/127, 0x7f}, {&(0x7f0000000400)=""/146, 0x92}, {&(0x7f00000004c0)=""/26, 0x1a}, {&(0x7f0000000500)=""/92, 0x5c}], 0x6, &(0x7f0000000600)=""/70, 0x46}, 0xff}, {{&(0x7f0000000680)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast1}}}, 0x80, &(0x7f0000001b80)=[{&(0x7f0000000700)}, {&(0x7f0000000740)=""/134, 0x86}, {&(0x7f0000000800)=""/197, 0xc5}, {&(0x7f0000000900)=""/233, 0xe9}, {&(0x7f0000000a00)=""/64, 0x40}, {&(0x7f0000000a40)=""/4096, 0x1000}, {&(0x7f0000001a40)=""/13, 0xd}, {&(0x7f0000001a80)=""/207, 0xcf}], 0x8, &(0x7f0000001c00)=""/156, 0x9c}, 0x7ff}, {{&(0x7f0000001cc0)=@pppoe={0x18, 0x0, {0x0, @multicast}}, 0x80, &(0x7f0000002040)=[{&(0x7f0000001d40)=""/151, 0x97}, {&(0x7f0000001e00)=""/85, 0x55}, {&(0x7f0000001e80)=""/15, 0xf}, {&(0x7f0000001ec0)=""/43, 0x2b}, {&(0x7f0000001f00)=""/205, 0xcd}, {&(0x7f0000002000)}], 0x6, &(0x7f00000020c0)=""/3, 0x3}, 0xfff}], 0x4, 0x40, &(0x7f0000002200)={0x0, 0x989680}) sendmsg$RDMA_NLDEV_CMD_DELLINK(r3, &(0x7f0000002300)={&(0x7f0000002240)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000022c0)={&(0x7f0000002280)={0x38, 0x1404, 0x1, 0x70bd2c, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}]}, 0x38}, 0x1, 0x0, 0x0, 0x40}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) [ 346.521743] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 346.529206] attempt to access beyond end of device [ 346.534144] loop4: rw=34817, want=157, limit=116 19:31:08 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02030000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 346.601395] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 346.616793] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:31:08 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x9, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 346.820369] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 346.844626] FAT-fs (loop4): Filesystem has been set read-only [ 346.865068] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 346.880975] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 346.891099] attempt to access beyond end of device [ 346.896157] loop4: rw=34817, want=157, limit=116 19:31:08 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, 0x0, 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:31:08 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) prctl$PR_GET_SECCOMP(0x15) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) pipe(&(0x7f0000001540)={0xffffffffffffffff, 0xffffffffffffffff}) getsockopt$inet_sctp6_SCTP_I_WANT_MAPPED_V4_ADDR(r3, 0x84, 0xc, &(0x7f0000001580), &(0x7f00000015c0)=0x4) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r5 = dup2(0xffffffffffffffff, r4) ioctl$ION_IOC_ALLOC(r5, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$sock_bt_cmtp_CMTPCONNDEL(r5, 0x400443c9, &(0x7f0000000000)={@none, 0x401}) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010033", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r6}, &(0x7f000034f000)=0x1ed4abe5) 19:31:08 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0xfffffdfd, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:08 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x60, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:31:08 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:31:08 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0xf, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 347.140914] EXT4-fs: 3 callbacks suppressed [ 347.140924] EXT4-fs (sda1): Cannot specify journal on remount [ 347.153594] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 347.173420] FAT-fs (loop4): Filesystem has been set read-only 19:31:08 executing program 0: r0 = socket$inet(0x2, 0x7, 0x435a) r1 = socket$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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={0x0, 0x531}, &(0x7f000034f000)=0x1ed4ac1f) [ 347.189104] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 347.192198] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 347.227051] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 347.238984] EXT4-fs (sda1): Cannot specify journal on remount 19:31:08 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="e2000040", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) mmap$dsp(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x2000008, 0x20010, r4, 0x0) [ 347.272290] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 347.281394] attempt to access beyond end of device [ 347.310510] loop4: rw=34817, want=157, limit=116 19:31:08 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0xffffff7f, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:08 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x10, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 347.336852] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 347.358411] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:31:09 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x300, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:31:09 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = bpf$PROG_LOAD(0x5, &(0x7f0000000080)={0x1, 0x5, &(0x7f0000000e40)=ANY=[@ANYBLOB="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"], &(0x7f0000000140)='GPL\x00'}, 0x48) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000100)={r2, 0xc0, &(0x7f0000001580)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000000)={r3}, 0xc) bpf$BPF_PROG_GET_FD_BY_ID(0xd, &(0x7f0000000000)={r3}, 0xc) r4 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r4, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r4, 0x84, 0x7a, &(0x7f000059aff8)={r5}, &(0x7f000034f000)=0x1ed4abe5) [ 347.469268] EXT4-fs (sda1): Cannot specify journal on remount [ 347.568498] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 347.581999] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 347.593559] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 347.647506] FAT-fs (loop4): Filesystem has been set read-only [ 347.692025] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 347.705992] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 347.716628] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 347.728692] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 347.735833] attempt to access beyond end of device [ 347.741287] loop4: rw=34817, want=157, limit=116 19:31:09 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r0, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(0xffffffffffffffff, 0x0, r1, 0x0, 0x10010, 0x0) 19:31:09 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0xffffff8c, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:09 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r6 = dup2(0xffffffffffffffff, r5) ioctl$ION_IOC_ALLOC(r6, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) getsockopt$inet_sctp6_SCTP_PARTIAL_DELIVERY_POINT(r6, 0x84, 0x13, &(0x7f0000000000)={r4, 0x2}, &(0x7f0000000040)=0x8) 19:31:09 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x500, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:31:09 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x34, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:31:09 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) [ 348.099304] EXT4-fs (sda1): Cannot specify journal on remount 19:31:09 executing program 0: r0 = socket$inet(0x2, 0x3, 0x4) 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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 348.160443] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 348.192643] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue 19:31:09 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0xffffff97, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 348.205170] FAT-fs (loop4): Filesystem has been set read-only [ 348.218023] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 348.238599] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 348.264773] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 348.288553] attempt to access beyond end of device [ 348.316077] loop4: rw=34817, want=157, limit=116 19:31:09 executing program 0: r0 = socket$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) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r4 = dup2(0xffffffffffffffff, r3) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000000c0)='NLBL_MGMT\x00') sendmsg$NLBL_MGMT_C_LISTALL(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x48, r5, 0x100, 0x70bd28, 0x0, {}, [@NLBL_MGMT_A_FAMILY={0x6}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x22}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @initdev={0xfe, 0x88, [], 0x0, 0x0}}]}, 0x48}}, 0x0) sendmsg$NLBL_MGMT_C_REMOVEDEF(r4, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x300}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x70, r5, 0x10, 0x70bd2b, 0x25dfdbfd, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @multicast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private0}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x2c}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={[], [], @initdev={0xac, 0x1e, 0x0, 0x0}}}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @private=0xa010102}]}, 0x70}, 0x1, 0x0, 0x0, 0x44800}, 0x4000) sendto$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r6}, &(0x7f000034f000)=0x1ed4abe5) [ 348.347579] EXT4-fs (sda1): Cannot specify journal on remount [ 348.359014] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 348.375255] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:31:10 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x36, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:31:10 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r4 = dup2(0xffffffffffffffff, r3) ioctl$ION_IOC_ALLOC(r4, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r4, 0x84, 0x1d, &(0x7f0000000140)=ANY=[@ANYBLOB="4b0d94009efc5ebeec15fc31c3a09d06de23af1083df095b767e79e5c0acd5cdf57ac5ca7e08164110b07def7e434cf204000000000000005c891a5f1f5049625293251762c1575b5e31397c9be9310a0f7d82570e43e2bf", @ANYBLOB="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", @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r5}, &(0x7f000034f000)=0x1ed4abe5) 19:31:10 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x600, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 348.484396] EXT4-fs (sda1): Cannot specify journal on remount [ 348.580303] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 348.588879] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 348.691454] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 348.701462] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:31:10 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r0, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(0xffffffffffffffff, 0x0, r1, 0x0, 0x10010, 0x0) 19:31:10 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="ff010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:31:10 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0xfffffff6, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:10 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x700, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:31:10 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x44, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:31:10 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:31:10 executing program 0: r0 = socket$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$inet(r2, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="9b2845aa", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 349.099608] EXT4-fs (sda1): Cannot specify journal on remount 19:31:10 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0xfffffffd, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 349.147870] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 349.179464] FAT-fs (loop4): Filesystem has been set read-only 19:31:10 executing program 0: r0 = socket$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) socket$rds(0x15, 0x5, 0x0) sendto$inet(r2, &(0x7f0000000280)="09e813c58f3ea3b94ef74054f123e0edff0f455cbeaed69c3afc541a7900000000c32534f53c0a75624012aeec80a908762bc8da56384385cd3da8d9f691e5933551f1cd2a1d063a908b7761f19bafbf6918d63aa1dae30e46cb8da9a8cd5c6d0c35e4fd3c3a89b57b0a0fbcff27d53c9a7ae8cc20aafd69d3b17bc09720fa837ca47f7348978c3949beb605d2c1e8d8522e879c79", 0x95, 0x800, &(0x7f00006f7000)={0x2, 0x0, @loopback}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f00000000c0)=ANY=[@ANYBLOB="2789edd5dd372cdd7f95cc9b55d58a163c6213812657a2cf8c8f01e5fd15201c91d268f5bc89a1494c8fb3e2a86677f1cefd8dc0c743ce9551694ee46a3758b8edd9908467ef5d4914f3304236f969bbe244484cd9c8d12c4e3dbdc0529fb6c7876b7adafc672542629027b33d6e2b85fcd6c1cdf896577a98fd39a99c86a397dc99c66ba7baa193", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) r4 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x80000, 0x0) getsockopt$inet_sctp_SCTP_RECVNXTINFO(r4, 0x84, 0x21, &(0x7f0000000040), &(0x7f0000000080)=0x4) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r6 = dup2(0xffffffffffffffff, r5) ioctl$ION_IOC_ALLOC(r6, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) r7 = socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nl80211(&(0x7f0000000040)='nl80211\x00') sendmsg$NL80211_CMD_NEW_INTERFACE(r7, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f00000000c0)={0x14, r8, 0x405, 0x0, 0x0, {0x7e}}, 0x14}}, 0x0) sendmsg$NL80211_CMD_JOIN_MESH(r6, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)=ANY=[@ANYBLOB=':,C;', @ANYRES16=r8, @ANYBLOB="00082abd7000fddbdf25440000000400cc0008000d005100000004f6be0008000d00020000"], 0x34}, 0x1, 0x0, 0x0, 0x4094}, 0x80) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 349.213644] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 349.228293] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 349.245194] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 349.268663] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 349.276006] attempt to access beyond end of device [ 349.282273] loop4: rw=34817, want=157, limit=116 19:31:10 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x4f, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 349.329027] EXT4-fs (sda1): Cannot specify journal on remount [ 349.368077] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 19:31:11 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x1000000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:11 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x900, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 349.495211] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 349.516698] FAT-fs (loop4): Filesystem has been set read-only [ 349.528154] EXT4-fs (sda1): Cannot specify journal on remount [ 349.542216] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 349.566062] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 349.579501] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 349.589564] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 349.596014] attempt to access beyond end of device [ 349.606242] loop4: rw=34817, want=157, limit=116 [ 349.684005] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 349.694285] EXT4-fs (sda1): Cannot specify journal on remount [ 349.701037] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:31:11 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = socket$inet_udp(0x2, 0x2, 0x0) close(r1) r2 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r2, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r0, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(0xffffffffffffffff, 0x0, r1, 0x0, 0x10010, 0x0) 19:31:11 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r4, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r4, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r4, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r4, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r4, 0x4, 0x80000000002c00) fallocate(r4, 0x0, 0x1f, 0x52ce) 19:31:11 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0xf0, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:31:11 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x2000, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:31:11 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x2000000000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:11 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) [ 350.114933] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 350.140862] FAT-fs (loop4): Filesystem has been set read-only [ 350.160616] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 350.180016] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 350.190810] attempt to access beyond end of device [ 350.213313] loop4: rw=34817, want=157, limit=116 19:31:11 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x40000000000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:11 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0xfff0, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:31:12 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) bind$bt_hci(r2, &(0x7f00000000c0)={0x1f, 0xffffffffffffffff, 0x2}, 0x6) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/expire_quiescent_template\x00', 0x2, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_INFO(r3, 0xc08c5335, &(0x7f0000000100)={0x4, 0x8, 0x1, 'queue0\x00', 0x3}) getsockname$netlink(r3, &(0x7f0000000040), &(0x7f0000000080)=0xc) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) 19:31:12 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x6b6b6b00000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 350.494643] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 350.512120] FAT-fs (loop4): Filesystem has been set read-only [ 350.536171] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 350.573304] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue 19:31:12 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r5 = dup2(0xffffffffffffffff, r4) ioctl$ION_IOC_ALLOC(r5, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) getsockopt$inet_IP_XFRM_POLICY(0xffffffffffffffff, 0x0, 0x11, &(0x7f0000000000)={{{@in6=@private1, @in=@local, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}, {{@in6=@local}, 0x0, @in6=@loopback}}, &(0x7f0000000100)=0xe8) r7 = creat(&(0x7f0000000080)='./bus\x00', 0x0) close(r7) r8 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(r8, 0x84, 0x6e, &(0x7f0000000180)=[@in6={0xa, 0x0, 0x0, @dev, 0xc}], 0x1c) getsockopt$inet_sctp6_SCTP_GET_ASSOC_ID_LIST(r8, 0x84, 0x1d, &(0x7f000095dff8)={0x1, [0x0]}, &(0x7f000095dffc)=0x8) getsockopt$inet_sctp_SCTP_RTOINFO(r7, 0x84, 0x0, &(0x7f00000000c0)={r9}, &(0x7f0000000100)=0x10) setsockopt$inet_sctp_SCTP_STREAM_SCHEDULER_VALUE(0xffffffffffffffff, 0x84, 0x7c, &(0x7f0000000180)={r9, 0x1, 0xfffd}, 0x8) setsockopt$inet_pktinfo(r5, 0x0, 0x8, &(0x7f0000000140)={r6, @initdev={0xac, 0x1e, 0x0, 0x0}, @loopback}, 0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) [ 350.581354] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 350.588813] attempt to access beyond end of device [ 350.596898] loop4: rw=34817, want=157, limit=116 [ 350.605744] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:31:12 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x1fffff, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 350.827204] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 350.834443] FAT-fs (loop4): Filesystem has been set read-only [ 350.843619] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 350.878242] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 350.888180] attempt to access beyond end of device [ 350.899183] loop4: rw=34817, want=157, limit=116 19:31:12 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, 0xffffffffffffffff, 0x0, 0x10010, 0x0) 19:31:12 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x2200, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:31:12 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x100000000000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:12 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) ioctl$TUNSETIFF(0xffffffffffffffff, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r3 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r3, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = dup(r4) ioctl$PERF_EVENT_IOC_ENABLE(r5, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:31:12 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0xfffffff0, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 351.130332] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 351.138104] FAT-fs (loop4): Filesystem has been set read-only [ 351.149612] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 351.184051] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 351.195226] attempt to access beyond end of device [ 351.202819] loop4: rw=34817, want=157, limit=116 19:31:12 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x200000000000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:12 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0xfffffffffffffff0, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000009, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:31:13 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) getsockopt$inet_dccp_buf(r0, 0x21, 0x80, &(0x7f0000000000)=""/70, &(0x7f0000000080)=0x46) [ 351.482256] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 351.485416] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 351.504656] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 351.505605] FAT-fs (loop4): Filesystem has been set read-only [ 351.524640] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) 19:31:13 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x300000000000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:13 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x2300, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:31:13 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(r2, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x40, 0x140e, 0x200, 0x70bd2d, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8}]}, 0x40}, 0x1, 0x0, 0x0, 0x4000}, 0x4000000) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f0000000000)=ANY=[@ANYBLOB="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", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:31:13 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000002, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 351.839277] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 351.855188] FAT-fs (loop4): Filesystem has been set read-only [ 351.870355] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 351.897958] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 351.915073] attempt to access beyond end of device [ 351.941240] loop4: rw=34817, want=157, limit=116 19:31:13 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:31:13 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, 0xffffffffffffffff, 0x0, 0x10010, 0x0) 19:31:13 executing program 0: 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, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="ffff0000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r3}, &(0x7f000034f000)=0x1ed4abe5) 19:31:13 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x400000000000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:13 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000003, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 352.099946] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 352.110254] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 352.209639] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 352.227947] EXT4-fs: 11 callbacks suppressed [ 352.227958] EXT4-fs (sda1): Cannot specify journal on remount 19:31:13 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x2c00, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) [ 352.267440] FAT-fs (loop4): Filesystem has been set read-only 19:31:13 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = add_key(&(0x7f0000000040)='user\x00', &(0x7f0000000000)={'syz', 0x1}, &(0x7f0000000300)='4', 0x1, 0xfffffffffffffffe) keyctl$unlink(0x9, 0x0, r2) add_key(&(0x7f0000000040)='big_key\x00', &(0x7f0000000080)={'syz', 0x2}, 0x0, 0x0, r2) keyctl$unlink(0x9, r2, 0xfffffffffffffffa) r3 = socket$inet(0x2, 0x3, 0x34) setsockopt$IPT_SO_SET_REPLACE(r3, 0x4000000000000, 0x40, &(0x7f0000000000)=@raw={'raw\x00', 0xc01, 0x3, 0x248, 0xd8, 0x5002004a, 0x0, 0x0, 0x0, 0x1b0, 0x3c8, 0x3c8, 0x1b0, 0x3c8, 0x3, 0x0, {[{{@ip={@multicast2, @multicast1, 0x0, 0x0, 'tunl0\x00', 'veth1\x00', {}, {}, 0x0, 0x0, 0x40}, 0x0, 0x70, 0xd8}, @unspec=@CT2={0x68, 'CT\x00', 0x2, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}, {{@ip={@empty, @broadcast, 0x0, 0x0, 'vxcan1\x00', 'team_slave_1\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x2a8) getsockopt$inet_IP_IPSEC_POLICY(r3, 0x0, 0x10, &(0x7f0000000000)={{{@in=@empty, @in=@loopback}}, {{@in6=@initdev}, 0x0, @in6=@empty}}, &(0x7f0000000100)=0xe8) r4 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r4, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) r6 = openat$nvram(0xffffffffffffff9c, &(0x7f0000000340)='/dev/nvram\x00', 0x81, 0x0) ioctl$USBDEVFS_RESETEP(r6, 0x80045503, &(0x7f0000000380)={0xc}) r7 = socket$nl_rdma(0x10, 0x3, 0x14) ioctl$sock_SIOCSIFVLAN_GET_VLAN_EGRESS_PRIORITY_CMD(r7, 0x8983, &(0x7f00000002c0)) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r4, 0x84, 0x7a, &(0x7f000059aff8)={r5}, &(0x7f000034f000)=0x1ed4abe5) [ 352.309125] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) 19:31:13 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x500000000000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 352.390359] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 352.410567] attempt to access beyond end of device [ 352.422168] xt_CT: You must specify a L4 protocol and not use inversions on it [ 352.431986] loop4: rw=34817, want=157, limit=116 [ 352.478356] xt_CT: You must specify a L4 protocol and not use inversions on it [ 352.488771] EXT4-fs (sda1): Cannot specify journal on remount 19:31:14 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000004, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:31:14 executing program 0: ioctl$ION_IOC_ALLOC(0xffffffffffffffff, 0xc0184900, &(0x7f0000000100)={0x8, 0x2000000021d, 0x0, 0xffffffffffffffff}) r1 = dup2(0xffffffffffffffff, r0) ioctl$ION_IOC_ALLOC(r1, 0xc0184900, &(0x7f0000000080)={0xa00000, 0x20000000209}) ioctl$SNDRV_CTL_IOCTL_TLV_WRITE(r1, 0xc008551b, &(0x7f0000000000)={0x1, 0xc, [0x3, 0x30, 0xff]}) r2 = socket$inet(0x2, 0x4000000805, 0x0) r3 = socket$inet_sctp(0x2, 0x5, 0x84) r4 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r4, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) connect$inet6(r4, &(0x7f0000000080)={0xa, 0x0, 0x0, @empty}, 0x1c) setsockopt$inet6_tcp_TCP_REPAIR_OPTIONS(r4, 0x6, 0x16, &(0x7f0000000440), 0x12f7e5) setsockopt$inet6_buf(r4, 0x29, 0x40, &(0x7f0000000000), 0x0) fcntl$setstatus(r4, 0x4, 0x80000000002c00) ioctl$sock_bt_cmtp_CMTPCONNADD(r3, 0x400443c8, &(0x7f0000000040)={r4, 0x1}) r5 = dup3(r2, r3, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r3, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) sendto$inet(r5, &(0x7f0000fa3fff)='\t', 0x1, 0x0, &(0x7f00006f7000)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r3, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r3, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r5, 0x84, 0x7a, &(0x7f000059aff8)={r6}, &(0x7f000034f000)=0x1ed4abe5) 19:31:14 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x600000000000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 352.717438] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 352.729837] EXT4-fs (sda1): Cannot specify journal on remount [ 352.737725] FAT-fs (loop4): Filesystem has been set read-only [ 352.753794] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) 19:31:14 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x700000000000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 352.793437] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 352.805014] attempt to access beyond end of device [ 352.825858] loop4: rw=34817, want=157, limit=116 [ 352.860564] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 352.887416] EXT4-fs (loop2): VFS: Can't find ext4 filesystem [ 352.967190] EXT4-fs (sda1): Cannot specify journal on remount [ 353.098030] EXT4-fs (sda1): Cannot specify journal on remount 19:31:14 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:31:14 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000005, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:31:14 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x3f00, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:31:14 executing program 0: r0 = socket$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) r3 = socket$inet(0x2, 0xa, 0x36) setsockopt$IPT_SO_SET_REPLACE(r3, 0x4000000000000, 0x40, &(0x7f0000000000)=@raw={'raw\x00', 0xc01, 0x3, 0x248, 0xd8, 0x5002004a, 0x0, 0x0, 0x0, 0x1b0, 0x3c8, 0x3c8, 0x1b0, 0x3c8, 0x3, 0x0, {[{{@ip={@multicast2, @multicast1, 0x0, 0x0, 'tunl0\x00', 'veth1\x00', {}, {}, 0x0, 0x0, 0x40}, 0x0, 0x70, 0xd8}, @unspec=@CT2={0x68, 'CT\x00', 0x2, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}, {{@ip={@empty, @broadcast, 0x0, 0x0, 'vxcan1\x00', 'team_slave_1\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x2a8) sendto$inet(r3, &(0x7f00000002c0)="9209000000000000000000f384d797e713ce837ad6000000", 0x18, 0x0, &(0x7f0000000080)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) 19:31:14 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x900000000000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:14 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, 0xffffffffffffffff, 0x0, 0x10010, 0x0) [ 353.325016] syz-executor.0 uses obsolete (PF_INET,SOCK_PACKET) [ 353.354359] EXT4-fs (sda1): Cannot specify journal on remount 19:31:15 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) r3 = socket$inet(0x2, 0xa, 0x36) setsockopt$IPT_SO_SET_REPLACE(r3, 0x4000000000000, 0x40, &(0x7f0000000000)=@raw={'raw\x00', 0xc01, 0x3, 0x248, 0xd8, 0x5002004a, 0x0, 0x0, 0x0, 0x1b0, 0x3c8, 0x3c8, 0x1b0, 0x3c8, 0x3, 0x0, {[{{@ip={@multicast2, @multicast1, 0x0, 0x0, 'tunl0\x00', 'veth1\x00', {}, {}, 0x0, 0x0, 0x40}, 0x0, 0x70, 0xd8}, @unspec=@CT2={0x68, 'CT\x00', 0x2, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}, {{@ip={@empty, @broadcast, 0x0, 0x0, 'vxcan1\x00', 'team_slave_1\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x2a8) sendto$inet(r3, &(0x7f00000002c0)="9209000000000000000000f384d797e713ce837ad6000000", 0x18, 0x0, &(0x7f0000000080)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) [ 353.377458] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 353.384717] FAT-fs (loop4): Filesystem has been set read-only [ 353.391114] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 353.403985] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 353.422162] attempt to access beyond end of device [ 353.442071] loop4: rw=34817, want=157, limit=116 [ 353.445208] EXT4-fs (sda1): Cannot specify journal on remount 19:31:15 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0xa00000000000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:15 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) r2 = dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) r3 = socket$inet(0x2, 0xa, 0x36) setsockopt$IPT_SO_SET_REPLACE(r3, 0x4000000000000, 0x40, &(0x7f0000000000)=@raw={'raw\x00', 0xc01, 0x3, 0x248, 0xd8, 0x5002004a, 0x0, 0x0, 0x0, 0x1b0, 0x3c8, 0x3c8, 0x1b0, 0x3c8, 0x3, 0x0, {[{{@ip={@multicast2, @multicast1, 0x0, 0x0, 'tunl0\x00', 'veth1\x00', {}, {}, 0x0, 0x0, 0x40}, 0x0, 0x70, 0xd8}, @unspec=@CT2={0x68, 'CT\x00', 0x2, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}, {{@ip={@empty, @broadcast, 0x0, 0x0, 'vxcan1\x00', 'team_slave_1\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x2a8) sendto$inet(r3, &(0x7f00000002c0)="9209000000000000000000f384d797e713ce837ad6000000", 0x18, 0x0, &(0x7f0000000080)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) 19:31:15 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000006, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) [ 353.685275] EXT4-fs (sda1): Cannot specify journal on remount [ 353.711275] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) 19:31:15 executing program 0: r0 = socket$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) r3 = socket$inet(0x2, 0xa, 0x36) setsockopt$IPT_SO_SET_REPLACE(r3, 0x4000000000000, 0x40, &(0x7f0000000000)=@raw={'raw\x00', 0xc01, 0x3, 0x248, 0xd8, 0x5002004a, 0x0, 0x0, 0x0, 0x1b0, 0x3c8, 0x3c8, 0x1b0, 0x3c8, 0x3, 0x0, {[{{@ip={@multicast2, @multicast1, 0x0, 0x0, 'tunl0\x00', 'veth1\x00', {}, {}, 0x0, 0x0, 0x40}, 0x0, 0x70, 0xd8}, @unspec=@CT2={0x68, 'CT\x00', 0x2, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}, {{@ip={@empty, @broadcast, 0x0, 0x0, 'vxcan1\x00', 'team_slave_1\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x2a8) sendto$inet(r3, &(0x7f00000002c0)="9209000000000000000000f384d797e713ce837ad6000000", 0x18, 0x0, &(0x7f0000000080)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(r2, 0x84, 0x7a, &(0x7f000059aff8)={r4}, &(0x7f000034f000)=0x1ed4abe5) 19:31:15 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x1000000000000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) [ 353.735792] FAT-fs (loop4): Filesystem has been set read-only [ 353.764487] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 353.798384] FAT-fs (loop4): error, invalid access to FAT (entry 0x00000020) [ 353.828734] attempt to access beyond end of device [ 353.855320] loop4: rw=34817, want=157, limit=116 [ 353.856710] EXT4-fs (sda1): Cannot specify journal on remount [ 354.032072] EXT4-fs: Invalid sb specification: sb=0x0000000000000¹,errors=continue [ 354.042505] EXT4-fs (loop2): VFS: Can't find ext4 filesystem 19:31:15 executing program 5: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff0200000000000000000000000000010000"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x10010, 0x0) 19:31:15 executing program 0: r0 = socket$inet(0x2, 0x4000000805, 0x0) r1 = socket$inet_sctp(0x2, 0x5, 0x84) dup3(r0, r1, 0x0) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, &(0x7f0000d6cff0)=[@in={0x2, 0x4e20, @loopback}], 0x10) r2 = socket$inet(0x2, 0xa, 0x36) setsockopt$IPT_SO_SET_REPLACE(r2, 0x4000000000000, 0x40, &(0x7f0000000000)=@raw={'raw\x00', 0xc01, 0x3, 0x248, 0xd8, 0x5002004a, 0x0, 0x0, 0x0, 0x1b0, 0x3c8, 0x3c8, 0x1b0, 0x3c8, 0x3, 0x0, {[{{@ip={@multicast2, @multicast1, 0x0, 0x0, 'tunl0\x00', 'veth1\x00', {}, {}, 0x0, 0x0, 0x40}, 0x0, 0x70, 0xd8}, @unspec=@CT2={0x68, 'CT\x00', 0x2, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}, {{@ip={@empty, @broadcast, 0x0, 0x0, 'vxcan1\x00', 'team_slave_1\x00'}, 0x0, 0x70, 0xd8}, @unspec=@CT1={0x68, 'CT\x00', 0x1, {0x0, 0x0, 0x0, 0x0, '\x00', 'syz0\x00'}}}], {{[], 0x0, 0x70, 0x98}, {0x28, '\x00', 0x4}}}}, 0x2a8) sendto$inet(r2, &(0x7f00000002c0)="9209000000000000000000f384d797e713ce837ad6000000", 0x18, 0x0, &(0x7f0000000080)={0x2, 0x0, @remote={0xac, 0x14, 0xffffffffffffffff}}, 0x10) sendto$inet(r1, &(0x7f00003cef9f)='7', 0xffda, 0x0, &(0x7f0000618000)={0x2, 0x4e20, @loopback}, 0x10) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r1, 0x84, 0x1d, &(0x7f000025e000)=ANY=[@ANYBLOB="02010000", @ANYRES32=0x0, @ANYRES32=0x0], &(0x7f0000a8a000)=0xc) 19:31:15 executing program 3: creat(&(0x7f0000000040)='./file0\x00', 0x0) mount(&(0x7f00000000c0)=ANY=[@ANYBLOB='./file0'], &(0x7f0000000180)='./file0\x00', 0x0, 0x2099050, 0x0) syz_mount_image$ext4(0x0, &(0x7f0000000080)='./file0\x00', 0x1700000000000000, 0x0, 0x0, 0xabcc68, &(0x7f0000000000)={[{@journal_dev={'journal_dev'}}]}) 19:31:15 executing program 4: syz_mount_image$msdos(&(0x7f0000000340)='msdos\x00', &(0x7f0000000280)='./file0\x00', 0xe800, 0x1, &(0x7f0000000180)=[{&(0x7f0000000000)="eb3c906d6b66732e66617400020401000200027400f8", 0x16}], 0x800010, 0x0) r0 = open(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) fchdir(r0) r1 = creat(&(0x7f0000000180)='./bus\x00', 0x0) io_setup(0x83, &(0x7f00000003c0)=0x0) r3 = open(&(0x7f0000000040)='./bus\x00', 0x141042, 0x0) ftruncate(r3, 0x7fff) fcntl$setstatus(r1, 0x4, 0x44800) io_submit(r2, 0x6, &(0x7f0000000540)=[&(0x7f00000000c0)={0x2703000000000007, 0x800ff7f, 0x3, 0x1, 0x0, r1, &(0x7f0000000000), 0x5000}]) 19:31:15 executing program 2: syz_mount_image$ext4(&(0x7f0000000540)='ext3\x00', &(0x7f0000000580)='./bus\x00', 0x0, 0x4000, 0x0, 0x0, &(0x7f0000000640)=ANY=[@ANYBLOB="73623d307830303030303030303030303030b9"]) 19:31:15 executing program 1: pipe(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = socket$inet_udp(0x2, 0x2, 0x0) close(r2) r3 = openat$tun(0xffffffffffffff9c, &(0x7f0000000080)='/dev/net/tun\x00', 0x2b01, 0x0) ioctl$TUNSETIFF(r3, 0x400454ca, &(0x7f0000000100)={'syzkaller1\x00', 0xa732}) r4 = socket$netlink(0x10, 0x3, 0x0) ioctl$sock_inet_SIOCSIFADDR(r4, 0x8914, &(0x7f0000000000)={'syzkaller1\x00', {0x7, 0x0, @empty}}) write$tun(0xffffffffffffffff, &(0x7f0000000140)=ANY=[@ANYBLOB="020000000180c2000000ffffffffffff86dd60f7a8a000e41100fe880000000000000000000000000001ff020000000000000000000000000001000000000064"], 0x9e) socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = dup(r5) ioctl$PERF_EVENT_IOC_ENABLE(r6, 0x8912, 0x400200) write$binfmt_misc(r1, &(0x7f0000000140)=ANY=[], 0x1000000c8) splice(r0, 0x0, r2, 0x0, 0x0, 0x0)